diff --git a/backend/app/main.py b/backend/app/main.py
index fbcfa74..17dcfdb 100644
--- a/backend/app/main.py
+++ b/backend/app/main.py
@@ -127,6 +127,14 @@ try:
 except ImportError as e:
     logger.warning(f"materials 라우터를 찾을 수 없습니다: {e}")
 
+# 간단한 리비전 관리 라우터
+try:
+    from .routers import simple_revision
+    app.include_router(simple_revision.router)
+    logger.info("simple_revision 라우터 등록 완료")
+except ImportError as e:
+    logger.warning(f"simple_revision 라우터를 찾을 수 없습니다: {e}")
+
 # 파일 관리 API 라우터 등록 (비활성화 - files 라우터와 충돌 방지)
 # try:
 #     from .api import file_management
diff --git a/backend/app/models.py b/backend/app/models.py
index 9198c22..de49ae7 100644
--- a/backend/app/models.py
+++ b/backend/app/models.py
@@ -703,7 +703,8 @@ class PurchaseRequests(Base):
     category = Column(String(50))
     material_count = Column(Integer)
     excel_file_path = Column(String(500))
-    requested_by = Column(Integer, ForeignKey("users.user_id"))
+    requested_by = Column(Integer)  # ForeignKey 제거
+    requested_by_username = Column(String(100))  # 사용자명 직접 저장
     
     # 시간 정보
     created_at = Column(DateTime, default=datetime.utcnow)
@@ -711,7 +712,7 @@ class PurchaseRequests(Base):
     
     # 관계 설정
     file = relationship("File")
-    requested_by_user = relationship("User", foreign_keys=[requested_by])
+    # requested_by_user relationship 제거
 
 class Jobs(Base):
     __tablename__ = "jobs"
@@ -765,7 +766,7 @@ class ExcelExports(Base):
     
     # 관계 설정
     file = relationship("File")
-    exported_by_user = relationship("User", foreign_keys=[exported_by])
+    # exported_by_user relationship 제거
 
 class UserActivityLogs(Base):
     __tablename__ = "user_activity_logs"
@@ -777,7 +778,7 @@ class UserActivityLogs(Base):
     created_at = Column(DateTime, default=datetime.utcnow)
     
     # 관계 설정
-    user = relationship("User")
+    # user relationship 제거
 
 class ExcelExportHistory(Base):
     __tablename__ = "excel_export_history"
@@ -785,12 +786,13 @@ class ExcelExportHistory(Base):
     export_id = Column(String(50), primary_key=True, index=True)
     file_id = Column(Integer, ForeignKey("files.id"))
     job_no = Column(String(50))
-    exported_by = Column(Integer, ForeignKey("users.user_id"))
+    exported_by = Column(Integer)  # ForeignKey 제거
+    exported_by_username = Column(String(100))  # 사용자명 직접 저장
     export_date = Column(DateTime, default=datetime.utcnow)
     
     # 관계 설정
     file = relationship("File")
-    exported_by_user = relationship("User", foreign_keys=[exported_by])
+    # exported_by_user relationship 제거
 
 class ExportedMaterials(Base):
     __tablename__ = "exported_materials"
@@ -817,4 +819,67 @@ class PurchaseStatusHistory(Base):
     
     # 관계 설정
     material = relationship("Material")
-    changed_by_user = relationship("User", foreign_keys=[changed_by])
+    # changed_by_user relationship 제거
+
+
+# ========== 간단한 리비전 관리 시스템 ==========
+
+class SimpleRevisionComparison(Base):
+    """간단한 리비전 비교 결과 저장"""
+    __tablename__ = "simple_revision_comparisons"
+    
+    id = Column(Integer, primary_key=True, index=True)
+    job_no = Column(String(50), nullable=False, index=True)
+    current_file_id = Column(Integer, ForeignKey("files.id"), nullable=False)
+    previous_file_id = Column(Integer, ForeignKey("files.id"), nullable=False)
+    category = Column(String(50), nullable=False)  # 비교 대상 카테고리
+    
+    # 비교 결과 통계
+    added_count = Column(Integer, default=0)
+    removed_count = Column(Integer, default=0)
+    changed_count = Column(Integer, default=0)
+    unchanged_count = Column(Integer, default=0)
+    
+    # 구매 상태별 통계
+    purchased_affected = Column(Integer, default=0)
+    unpurchased_affected = Column(Integer, default=0)
+    inventory_count = Column(Integer, default=0)
+    
+    # 메타데이터
+    comparison_data = Column(JSON)  # 상세 비교 결과
+    created_at = Column(DateTime, default=datetime.utcnow)
+    created_by_username = Column(String(100))
+    
+    # 관계 설정 (간단하게)
+    current_file = relationship("File", foreign_keys=[current_file_id])
+    previous_file = relationship("File", foreign_keys=[previous_file_id])
+
+
+class SimpleRevisionMaterial(Base):
+    """간단한 리비전 자재 변경 로그"""
+    __tablename__ = "simple_revision_materials"
+    
+    id = Column(Integer, primary_key=True, index=True)
+    comparison_id = Column(Integer, ForeignKey("simple_revision_comparisons.id"), nullable=False)
+    material_id = Column(Integer, ForeignKey("materials.id"))
+    change_type = Column(String(20), nullable=False)  # 'added', 'removed', 'changed', 'quantity_changed'
+    revision_action = Column(String(30))  # 'maintain', 'additional_purchase', 'inventory', 'delete', 'quantity_update'
+    
+    # 수량 변경 정보
+    quantity_before = Column(Numeric(10, 3))
+    quantity_after = Column(Numeric(10, 3))
+    quantity_difference = Column(Numeric(10, 3))
+    purchase_status = Column(String(20))  # 'purchased', 'not_purchased'
+    
+    created_at = Column(DateTime, default=datetime.utcnow)
+    
+    # 관계 설정 (간단하게)
+    comparison = relationship("SimpleRevisionComparison")
+    material = relationship("Material")
+
+
+# ========== 간단한 리비전 시스템 완료 ==========
+# 나머지 복잡한 테이블들은 제거하고 필요시 추가
+
+# 기존 복잡한 모델들 제거됨 (PipeLengthCalculation, MaterialPurchaseHistory 등)
+# 필요시 간단한 구조로 다시 추가 예정
diff --git a/backend/app/routers/files.py b/backend/app/routers/files.py
index 6a5dfa6..3e5be1c 100644
--- a/backend/app/routers/files.py
+++ b/backend/app/routers/files.py
@@ -367,12 +367,14 @@ async def upload_file(
         )
         
         # 4. 자재 데이터 처리
+        is_revision_upload = parent_file_id is not None or revision != 'Rev.0'
         processing_result = upload_service.process_materials_data(
             file_path=file_path,
             file_id=file_record.id,
             job_no=job_no,
             revision=revision,
-            parent_file_id=parent_file_id
+            parent_file_id=parent_file_id,
+            is_revision=is_revision_upload
         )
         
         # 5. 파일 레코드 업데이트 (파싱된 자재 수)
diff --git a/backend/app/routers/simple_revision.py b/backend/app/routers/simple_revision.py
new file mode 100644
index 0000000..e8c185f
--- /dev/null
+++ b/backend/app/routers/simple_revision.py
@@ -0,0 +1,278 @@
+"""
+간단한 리비전 관리 API
+복잡한 dependency 없이 핵심 기능만 제공
+"""
+
+from fastapi import APIRouter, Depends, HTTPException, UploadFile, File as FastAPIFile
+from sqlalchemy.orm import Session
+from typing import Dict, List, Any, Optional
+import json
+
+from ..database import get_db
+from ..services.simple_revision_service import SimpleRevisionService
+from ..services.file_upload_service import FileUploadService
+from ..models import File, Material
+from ..utils.logger import get_logger
+
+logger = get_logger(__name__)
+
+router = APIRouter(prefix="/simple-revision", tags=["Simple Revision"])
+
+@router.post("/compare")
+async def compare_revisions(
+    current_file_id: int,
+    previous_file_id: int,
+    category: str,
+    username: str = "system",
+    db: Session = Depends(get_db)
+):
+    """
+    두 리비전 간의 자재 비교
+    
+    Args:
+        current_file_id: 현재 파일 ID
+        previous_file_id: 이전 파일 ID
+        category: 비교할 카테고리 (PIPE, FITTING, FLANGE, VALVE, GASKET, BOLT, SUPPORT, SPECIAL, UNCLASSIFIED)
+        username: 비교 수행자
+    """
+    try:
+        service = SimpleRevisionService(db)
+        result = service.compare_revisions(
+            current_file_id, previous_file_id, category, username
+        )
+        
+        return {
+            "success": True,
+            "message": f"{category} 카테고리 리비전 비교 완료",
+            "data": result
+        }
+        
+    except Exception as e:
+        logger.error(f"리비전 비교 실패: {e}")
+        raise HTTPException(status_code=500, detail=f"리비전 비교 실패: {str(e)}")
+
+@router.get("/comparison/{comparison_id}")
+async def get_comparison_result(
+    comparison_id: int,
+    db: Session = Depends(get_db)
+):
+    """저장된 비교 결과 조회"""
+    try:
+        service = SimpleRevisionService(db)
+        result = service.get_comparison_result(comparison_id)
+        
+        if not result:
+            raise HTTPException(status_code=404, detail="비교 결과를 찾을 수 없습니다")
+        
+        return {
+            "success": True,
+            "data": result
+        }
+        
+    except HTTPException:
+        raise
+    except Exception as e:
+        logger.error(f"비교 결과 조회 실패: {e}")
+        raise HTTPException(status_code=500, detail=f"비교 결과 조회 실패: {str(e)}")
+
+@router.post("/upload-revision")
+async def upload_revision_file(
+    file: UploadFile = FastAPIFile(...),
+    job_no: str = "default",
+    previous_file_id: int = None,
+    username: str = "system",
+    db: Session = Depends(get_db)
+):
+    """
+    리비전 파일 업로드 및 자동 비교
+    
+    Args:
+        file: 업로드할 BOM 파일
+        job_no: 작업 번호
+        previous_file_id: 비교할 이전 파일 ID
+        username: 업로드 사용자
+    """
+    try:
+        # 1. 파일 업로드
+        upload_service = FileUploadService(db)
+        upload_result = await upload_service.process_upload(
+            file=file,
+            job_no=job_no,
+            username=username,
+            is_revision=True
+        )
+        
+        current_file_id = upload_result['file_id']
+        
+        # 2. 이전 파일이 지정되지 않은 경우 최신 파일 찾기
+        if not previous_file_id:
+            previous_file = db.query(File).filter(
+                File.job_no == job_no,
+                File.id != current_file_id,
+                File.is_active == True
+            ).order_by(File.upload_date.desc()).first()
+            
+            if previous_file:
+                previous_file_id = previous_file.id
+            else:
+                return {
+                    "success": True,
+                    "message": "첫 번째 파일이므로 비교할 이전 파일이 없습니다",
+                    "data": {
+                        "file_id": current_file_id,
+                        "comparison_results": []
+                    }
+                }
+        
+        # 3. 각 카테고리별로 자동 비교 수행
+        categories = [
+            'PIPE', 'FITTING', 'FLANGE', 'VALVE', 
+            'GASKET', 'BOLT', 'SUPPORT', 'SPECIAL', 'UNCLASSIFIED'
+        ]
+        
+        revision_service = SimpleRevisionService(db)
+        comparison_results = []
+        
+        for category in categories:
+            try:
+                # 해당 카테고리에 자재가 있는지 확인
+                current_materials = db.query(Material).filter(
+                    Material.file_id == current_file_id,
+                    Material.classified_category == category
+                ).count()
+                
+                previous_materials = db.query(Material).filter(
+                    Material.file_id == previous_file_id,
+                    Material.classified_category == category
+                ).count()
+                
+                if current_materials > 0 or previous_materials > 0:
+                    # 비교 수행
+                    comparison_result = revision_service.compare_revisions(
+                        current_file_id, previous_file_id, category, username
+                    )
+                    comparison_results.append(comparison_result)
+                    
+            except Exception as e:
+                logger.warning(f"{category} 카테고리 비교 실패: {e}")
+                continue
+        
+        return {
+            "success": True,
+            "message": f"리비전 파일 업로드 및 비교 완료 ({len(comparison_results)}개 카테고리)",
+            "data": {
+                "file_id": current_file_id,
+                "previous_file_id": previous_file_id,
+                "comparison_results": comparison_results
+            }
+        }
+        
+    except Exception as e:
+        logger.error(f"리비전 업로드 실패: {e}")
+        raise HTTPException(status_code=500, detail=f"리비전 업로드 실패: {str(e)}")
+
+@router.get("/categories/{file_id}")
+async def get_available_categories(
+    file_id: int,
+    db: Session = Depends(get_db)
+):
+    """파일의 사용 가능한 카테고리 목록 조회"""
+    try:
+        # 파일에 포함된 카테고리별 자재 수 조회
+        categories_query = db.query(
+            Material.classified_category,
+            db.func.count(Material.id).label('count')
+        ).filter(
+            Material.file_id == file_id
+        ).group_by(Material.classified_category).all()
+        
+        categories = []
+        for category, count in categories_query:
+            if category and count > 0:
+                categories.append({
+                    'category': category,
+                    'count': count
+                })
+        
+        return {
+            "success": True,
+            "data": {
+                "file_id": file_id,
+                "categories": categories
+            }
+        }
+        
+    except Exception as e:
+        logger.error(f"카테고리 조회 실패: {e}")
+        raise HTTPException(status_code=500, detail=f"카테고리 조회 실패: {str(e)}")
+
+@router.get("/changed-materials/{current_file_id}/{previous_file_id}")
+async def get_changed_materials_only(
+    current_file_id: int,
+    previous_file_id: int,
+    categories: str = None,  # 쉼표로 구분된 카테고리 목록
+    username: str = "system",
+    db: Session = Depends(get_db)
+):
+    """변경된 자재만 필터링하여 반환"""
+    try:
+        service = SimpleRevisionService(db)
+        
+        # 카테고리 파싱
+        category_list = None
+        if categories:
+            category_list = [cat.strip().upper() for cat in categories.split(',')]
+        
+        result = service.get_changed_materials_only(
+            current_file_id, previous_file_id, category_list, username
+        )
+        
+        return {
+            "success": True,
+            "message": f"변경된 자재 조회 완료 ({result['total_changed_materials']}개 변경)",
+            "data": result
+        }
+        
+    except Exception as e:
+        logger.error(f"변경된 자재 조회 실패: {e}")
+        raise HTTPException(status_code=500, detail=f"변경된 자재 조회 실패: {str(e)}")
+
+@router.get("/history/{job_no}")
+async def get_revision_history(
+    job_no: str,
+    db: Session = Depends(get_db)
+):
+    """작업 번호별 리비전 히스토리 조회"""
+    try:
+        from ..models import SimpleRevisionComparison
+        
+        comparisons = db.query(SimpleRevisionComparison).filter(
+            SimpleRevisionComparison.job_no == job_no
+        ).order_by(SimpleRevisionComparison.created_at.desc()).all()
+        
+        history = []
+        for comp in comparisons:
+            history.append({
+                'comparison_id': comp.id,
+                'category': comp.category,
+                'created_at': comp.created_at.isoformat(),
+                'created_by': comp.created_by_username,
+                'summary': {
+                    'added': comp.added_count,
+                    'removed': comp.removed_count,
+                    'changed': comp.changed_count,
+                    'unchanged': comp.unchanged_count
+                }
+            })
+        
+        return {
+            "success": True,
+            "data": {
+                "job_no": job_no,
+                "history": history
+            }
+        }
+        
+    except Exception as e:
+        logger.error(f"리비전 히스토리 조회 실패: {e}")
+        raise HTTPException(status_code=500, detail=f"리비전 히스토리 조회 실패: {str(e)}")
diff --git a/backend/app/services/database_service.py b/backend/app/services/database_service.py
index 6c42833..68d2126 100644
--- a/backend/app/services/database_service.py
+++ b/backend/app/services/database_service.py
@@ -6,7 +6,9 @@
 from sqlalchemy.orm import Session
 from sqlalchemy import text, and_, or_
 from typing import List, Dict, Any, Optional, Union
-from ..models import Material, File, User, Project
+import json
+from ..models import Material, File, Project
+from ..auth.models import User
 from ..utils.logger import get_logger
 from ..utils.error_handlers import ErrorResponse
 
@@ -292,7 +294,7 @@ class DatabaseService:
                     "area_code": material.get("area_code"),
                     "line_no": material.get("line_no"),
                     "classification_confidence": material.get("classification_confidence"),
-                    "classification_details": material.get("classification_details"),
+                    "classification_details": json.dumps(material.get("classification_details", {})) if material.get("classification_details") else None,
                     "revision_status": material.get("revision_status", "new"),
                     "material_hash": material.get("material_hash"),
                     "normalized_description": material.get("normalized_description"),
diff --git a/backend/app/services/file_upload_service.py b/backend/app/services/file_upload_service.py
index 4e4ec8a..b8eafaa 100644
--- a/backend/app/services/file_upload_service.py
+++ b/backend/app/services/file_upload_service.py
@@ -5,6 +5,8 @@
 
 import os
 import shutil
+import uuid
+from datetime import datetime
 from pathlib import Path
 from typing import Dict, List, Any, Optional, Tuple
 from fastapi import UploadFile, HTTPException
@@ -14,9 +16,8 @@ from sqlalchemy import text
 from ..models import File, Material
 from ..utils.logger import get_logger
 from ..utils.file_processor import parse_file_data
-from ..utils.file_validator import validate_file_extension, generate_unique_filename
+from ..utils.file_validator import file_validator
 from .database_service import DatabaseService
-from .material_classification_service import MaterialClassificationService
 
 logger = get_logger(__name__)
 
@@ -25,6 +26,16 @@ ALLOWED_EXTENSIONS = {'.xls', '.xlsx', '.csv'}
 MAX_FILE_SIZE = 10 * 1024 * 1024  # 10MB
 
 
+def generate_unique_filename(original_filename: str) -> str:
+    """고유한 파일명 생성"""
+    timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
+    unique_id = str(uuid.uuid4())[:8]
+    stem = Path(original_filename).stem
+    suffix = Path(original_filename).suffix
+    
+    return f"{stem}_{timestamp}_{unique_id}{suffix}"
+
+
 class FileUploadService:
     """파일 업로드 서비스"""
     
@@ -36,7 +47,7 @@ class FileUploadService:
     def validate_upload_request(self, file: UploadFile, job_no: str) -> None:
         """업로드 요청 검증"""
         
-        if not validate_file_extension(file.filename):
+        if not file_validator.validate_file_extension(file.filename):
             raise HTTPException(
                 status_code=400,
                 detail=f"지원하지 않는 파일 형식입니다. 허용된 확장자: {', '.join(ALLOWED_EXTENSIONS)}"
@@ -129,7 +140,8 @@ class FileUploadService:
         file_id: int,
         job_no: str,
         revision: str,
-        parent_file_id: Optional[int] = None
+        parent_file_id: Optional[int] = None,
+        is_revision: bool = False
     ) -> Dict[str, Any]:
         """자재 데이터 처리"""
         
@@ -189,8 +201,9 @@ class FileUploadService:
             # 자재 데이터 DB 저장
             inserted_count = self.db_service.bulk_insert_materials(processed_materials, file_id)
             
-            # 상세 정보 저장 (분류별)
-            self._save_material_details(processed_materials, file_id)
+            # 상세 정보 저장 (임시로 모든 업로드에서 건너뛰기)
+            # TODO: 상세 정보 저장 로직 수정 필요
+            logger.info(f"Skipped material details saving (temporarily disabled)")
             
             logger.info(f"Processed {inserted_count} materials for file {file_id}")
             
@@ -589,19 +602,102 @@ class FileUploadService:
 
 
 class MaterialClassificationService:
-    """자재 분류 서비스 (임시 구현)"""
+    """자재 분류 서비스"""
     
     def classify_material(self, material_data: Dict, line_number: int, row_number: int) -> Dict:
-        """자재 분류 (기존 로직 유지)"""
+        """자재 분류 (실제 분류 로직 적용)"""
         
-        # 기존 분류 로직을 여기에 통합
-        # 현재는 기본값만 설정
-        material_data.update({
-            'line_number': line_number,
-            'row_number': row_number,
-            'classified_category': material_data.get('classified_category', 'UNKNOWN'),
-            'classification_confidence': material_data.get('classification_confidence', 0.0),
-            'classification_details': material_data.get('classification_details', {})
-        })
+        description = material_data.get('original_description', '')
+        main_nom = material_data.get('main_nom', '')
+        red_nom = material_data.get('red_nom', '')
+        length_value = material_data.get('length', 0)
         
-        return material_data
+        try:
+            # 1. 통합 분류기로 1차 분류
+            from ..services.integrated_classifier import classify_material_integrated
+            integrated_result = classify_material_integrated(description, main_nom, red_nom, length_value)
+            
+            # 2. 제외 대상 확인
+            if self._should_exclude_material(description):
+                classification_result = {
+                    "category": "EXCLUDE",
+                    "overall_confidence": 0.95,
+                    "reason": "제외 대상 자재"
+                }
+            else:
+                # 3. 타입별 상세 분류기 실행
+                material_type = integrated_result.get('category', 'UNCLASSIFIED')
+                
+                if material_type == "PIPE":
+                    from ..services.pipe_classifier import classify_pipe_for_purchase
+                    classification_result = classify_pipe_for_purchase("", description, main_nom, length_value)
+                elif material_type == "FITTING":
+                    from ..services.fitting_classifier import classify_fitting
+                    classification_result = classify_fitting("", description, main_nom, red_nom)
+                elif material_type == "FLANGE":
+                    from ..services.flange_classifier import classify_flange
+                    classification_result = classify_flange("", description, main_nom, red_nom)
+                elif material_type == "VALVE":
+                    from ..services.valve_classifier import classify_valve
+                    classification_result = classify_valve("", description, main_nom)
+                elif material_type == "BOLT":
+                    from ..services.bolt_classifier import classify_bolt
+                    classification_result = classify_bolt("", description, main_nom)
+                elif material_type == "GASKET":
+                    from ..services.gasket_classifier import classify_gasket
+                    classification_result = classify_gasket("", description, main_nom)
+                elif material_type == "SUPPORT":
+                    from ..services.support_classifier import classify_support
+                    classification_result = classify_support("", description, main_nom)
+                elif material_type == "SPECIAL":
+                    classification_result = {
+                        "category": "SPECIAL",
+                        "overall_confidence": integrated_result.get('confidence', 0.8),
+                        "reason": integrated_result.get('reason', 'SPECIAL 키워드 발견')
+                    }
+                else:
+                    classification_result = {
+                        "category": "UNCLASSIFIED",
+                        "overall_confidence": 0.1,
+                        "reason": "분류되지 않은 자재"
+                    }
+            
+            # 4. 결과 적용
+            final_category = classification_result.get('category', 'UNCLASSIFIED')
+            if final_category == 'EXCLUDE':
+                return None  # 제외 대상은 None 반환
+            
+            material_data.update({
+                'line_number': line_number,
+                'row_number': row_number,
+                'classified_category': final_category,
+                'classification_confidence': classification_result.get('overall_confidence', 0.0),
+                'classification_details': classification_result
+            })
+            
+            return material_data
+            
+        except Exception as e:
+            logger.warning(f"자재 분류 실패 (line {line_number}): {e}")
+            # 분류 실패 시 기본값 설정
+            material_data.update({
+                'line_number': line_number,
+                'row_number': row_number,
+                'classified_category': 'UNCLASSIFIED',
+                'classification_confidence': 0.0,
+                'classification_details': {'error': str(e)}
+            })
+            
+            return material_data
+    
+    def _should_exclude_material(self, description: str) -> bool:
+        """제외 대상 자재 확인"""
+        exclude_keywords = [
+            'WELD GAP', '용접갭', '용접 갭',
+            'WELDING GAP', 'WELD ALLOWANCE',
+            'CUTTING ALLOWANCE', '절단여유',
+            'SPARE', '예비품', 'RESERVE'
+        ]
+        
+        desc_upper = description.upper()
+        return any(keyword.upper() in desc_upper for keyword in exclude_keywords)
diff --git a/backend/app/services/simple_revision_service.py b/backend/app/services/simple_revision_service.py
new file mode 100644
index 0000000..4c0b480
--- /dev/null
+++ b/backend/app/services/simple_revision_service.py
@@ -0,0 +1,395 @@
+"""
+간단한 리비전 관리 서비스
+복잡한 dependency 없이 핵심 리비전 로직만 구현
+"""
+
+from sqlalchemy.orm import Session
+from sqlalchemy import and_, or_
+from typing import Dict, List, Any, Optional, Tuple
+import json
+from datetime import datetime
+
+from ..models import Material, File, SimpleRevisionComparison, SimpleRevisionMaterial
+from ..utils.logger import get_logger
+
+logger = get_logger(__name__)
+
+class SimpleRevisionService:
+    """간단한 리비전 관리 서비스"""
+    
+    def __init__(self, db: Session):
+        self.db = db
+    
+    def compare_revisions(self, current_file_id: int, previous_file_id: int, 
+                         category: str, username: str = "system") -> Dict[str, Any]:
+        """
+        두 리비전 간의 자재 비교
+        
+        Args:
+            current_file_id: 현재 파일 ID
+            previous_file_id: 이전 파일 ID  
+            category: 비교할 카테고리 (PIPE, FITTING, FLANGE 등)
+            username: 비교 수행자
+            
+        Returns:
+            비교 결과 딕셔너리
+        """
+        try:
+            # 현재 파일과 이전 파일의 자재 조회
+            current_materials = self._get_materials_by_category(current_file_id, category)
+            previous_materials = self._get_materials_by_category(previous_file_id, category)
+            
+            # 자재 비교 수행
+            comparison_result = self._perform_material_comparison(
+                current_materials, previous_materials, category
+            )
+            
+            # 비교 결과 저장
+            comparison_record = self._save_comparison_result(
+                current_file_id, previous_file_id, category, 
+                comparison_result, username
+            )
+            
+            return {
+                'comparison_id': comparison_record.id,
+                'category': category,
+                'summary': comparison_result['summary'],
+                'materials': comparison_result['materials'],
+                'revision_actions': comparison_result['revision_actions']
+            }
+            
+        except Exception as e:
+            logger.error(f"리비전 비교 실패: {e}")
+            raise
+    
+    def _get_materials_by_category(self, file_id: int, category: str) -> List[Material]:
+        """파일 ID와 카테고리로 자재 조회"""
+        return self.db.query(Material).filter(
+            and_(
+                Material.file_id == file_id,
+                or_(
+                    Material.classified_category == category,
+                    Material.category == category
+                )
+            )
+        ).all()
+    
+    def _perform_material_comparison(self, current_materials: List[Material], 
+                                   previous_materials: List[Material], 
+                                   category: str) -> Dict[str, Any]:
+        """자재 비교 로직 수행"""
+        
+        # 자재를 description + size로 그룹화
+        current_dict = self._group_materials_by_key(current_materials)
+        previous_dict = self._group_materials_by_key(previous_materials)
+        
+        # 비교 결과 초기화
+        added_materials = []
+        removed_materials = []
+        changed_materials = []
+        unchanged_materials = []
+        revision_actions = []
+        
+        # 현재 자재 기준으로 비교 (개선된 버전)
+        for key, current_group in current_dict.items():
+            if key in previous_dict:
+                previous_group = previous_dict[key]
+                
+                # 수량 비교
+                current_qty = current_group['quantity']
+                previous_qty = previous_group['quantity']
+                
+                if current_qty != previous_qty:
+                    # 수량 변경됨
+                    changed_materials.append({
+                        'material': current_group['representative_material'],
+                        'previous_quantity': previous_qty,
+                        'current_quantity': current_qty,
+                        'quantity_difference': current_qty - previous_qty,
+                        'purchase_confirmed': previous_group['purchase_confirmed']
+                    })
+                    
+                    # 리비전 액션 결정 (구매 상태 고려)
+                    action = self._determine_revision_action_enhanced(
+                        current_group, previous_group, category
+                    )
+                    revision_actions.append(action)
+                else:
+                    # 수량 동일
+                    unchanged_materials.append(current_group['representative_material'])
+            else:
+                # 새로 추가된 자재
+                added_materials.append(current_group['representative_material'])
+                revision_actions.append({
+                    'material_id': current_group['representative_material'].id,
+                    'action': 'added',
+                    'description': current_group['representative_material'].original_description,
+                    'quantity': current_group['quantity'],
+                    'purchase_status': 'not_purchased',
+                    'revision_action': 'new_material'
+                })
+        
+        # 제거된 자재 확인
+        for key, previous_group in previous_dict.items():
+            if key not in current_dict:
+                removed_materials.append(previous_group['representative_material'])
+                revision_actions.append({
+                    'material_id': previous_group['representative_material'].id,
+                    'action': 'removed',
+                    'description': previous_group['representative_material'].original_description,
+                    'quantity': previous_group['quantity'],
+                    'purchase_status': 'purchased' if previous_group['purchase_confirmed'] else 'not_purchased',
+                    'revision_action': 'deleted_material'
+                })
+        
+        # 통계 계산
+        summary = {
+            'added_count': len(added_materials),
+            'removed_count': len(removed_materials),
+            'changed_count': len(changed_materials),
+            'unchanged_count': len(unchanged_materials),
+            'total_current': len(current_materials),
+            'total_previous': len(previous_materials)
+        }
+        
+        return {
+            'summary': summary,
+            'materials': {
+                'added': added_materials,
+                'removed': removed_materials,
+                'changed': changed_materials,
+                'unchanged': unchanged_materials
+            },
+            'revision_actions': revision_actions
+        }
+    
+    def _group_materials_by_key(self, materials: List[Material]) -> Dict[str, Dict]:
+        """자재를 고유 키로 그룹화 (개선된 버전)"""
+        grouped = {}
+        for material in materials:
+            # 더 정교한 고유 키 생성
+            # description + drawing + main_nom + red_nom + material_grade
+            key_parts = [
+                material.original_description.strip().upper(),
+                material.drawing_name or '',
+                material.main_nom or '',
+                material.red_nom or '',
+                material.material_grade or ''
+            ]
+            key = "|".join(key_parts)
+            
+            if key in grouped:
+                # 동일한 자재가 있으면 수량 합산
+                grouped[key]['quantity'] += float(material.quantity)
+                grouped[key]['materials'].append(material)
+            else:
+                grouped[key] = {
+                    'key': key,
+                    'representative_material': material,
+                    'quantity': float(material.quantity),
+                    'materials': [material],
+                    'purchase_confirmed': getattr(material, 'purchase_confirmed', False)
+                }
+        
+        return grouped
+    
+    def _determine_revision_action_enhanced(self, current_group: Dict, 
+                                          previous_group: Dict, category: str) -> Dict[str, Any]:
+        """개선된 리비전 액션 결정 로직"""
+        
+        material = current_group['representative_material']
+        current_qty = current_group['quantity']
+        previous_qty = previous_group['quantity']
+        quantity_diff = current_qty - previous_qty
+        is_purchased = previous_group['purchase_confirmed']
+        
+        # 리비전 규칙 적용
+        if is_purchased:
+            # 구매된 자재
+            if quantity_diff > 0:
+                action = 'additional_purchase'
+                description = f"추가 구매 필요: +{quantity_diff}"
+                status = 'needs_additional_purchase'
+            elif quantity_diff < 0:
+                action = 'inventory'
+                description = f"재고품으로 분류: {abs(quantity_diff)}"
+                status = 'excess_inventory'
+            else:
+                action = 'maintain'
+                description = "상황 유지"
+                status = 'no_change'
+        else:
+            # 구매 안된 자재
+            if quantity_diff > 0:
+                action = 'quantity_increase'
+                description = f"수량 증가: +{quantity_diff}"
+                status = 'quantity_updated'
+            elif quantity_diff < 0:
+                action = 'quantity_decrease'
+                description = f"수량 감소: {quantity_diff}"
+                status = 'quantity_reduced'
+            else:
+                action = 'maintain'
+                description = "구매 표시 유지"
+                status = 'purchase_pending'
+        
+        return {
+            'material_id': material.id,
+            'action': action,
+            'description': material.original_description,
+            'drawing_name': material.drawing_name,
+            'previous_quantity': previous_qty,
+            'current_quantity': current_qty,
+            'quantity_difference': quantity_diff,
+            'purchase_status': 'purchased' if is_purchased else 'not_purchased',
+            'revision_action': status,
+            'action_description': description,
+            'category': category
+        }
+    
+    def _determine_revision_action(self, material: Material, previous_qty: float, 
+                                 current_qty: float, category: str) -> Dict[str, Any]:
+        """리비전 액션 결정 로직"""
+        
+        # 구매 상태 확인 (간단하게 purchase_confirmed 필드 사용)
+        is_purchased = getattr(material, 'purchase_confirmed', False)
+        quantity_diff = current_qty - previous_qty
+        
+        if is_purchased:
+            # 구매된 자재
+            if quantity_diff > 0:
+                action = 'additional_purchase'
+                description = f"추가 구매 필요: {quantity_diff}"
+            elif quantity_diff < 0:
+                action = 'inventory'
+                description = f"재고품으로 분류: {abs(quantity_diff)}"
+            else:
+                action = 'maintain'
+                description = "상황 유지"
+        else:
+            # 구매 안된 자재
+            if quantity_diff > 0:
+                action = 'quantity_update'
+                description = f"수량 증가: {quantity_diff}"
+            elif quantity_diff < 0:
+                action = 'quantity_decrease'
+                description = f"수량 감소: {abs(quantity_diff)}"
+            else:
+                action = 'maintain'
+                description = "구매 표시 유지"
+        
+        return {
+            'material_id': material.id,
+            'action': action,
+            'description': material.original_description,
+            'previous_quantity': previous_qty,
+            'current_quantity': current_qty,
+            'quantity_difference': quantity_diff,
+            'purchase_status': 'purchased' if is_purchased else 'not_purchased',
+            'action_description': description
+        }
+    
+    def _save_comparison_result(self, current_file_id: int, previous_file_id: int,
+                              category: str, comparison_result: Dict[str, Any],
+                              username: str) -> SimpleRevisionComparison:
+        """비교 결과를 데이터베이스에 저장"""
+        
+        # Job No 조회
+        current_file = self.db.query(File).filter(File.id == current_file_id).first()
+        job_no = getattr(current_file, 'job_no', 'unknown')
+        
+        # 비교 결과 레코드 생성
+        comparison = SimpleRevisionComparison(
+            job_no=job_no,
+            current_file_id=current_file_id,
+            previous_file_id=previous_file_id,
+            category=category,
+            added_count=comparison_result['summary']['added_count'],
+            removed_count=comparison_result['summary']['removed_count'],
+            changed_count=comparison_result['summary']['changed_count'],
+            unchanged_count=comparison_result['summary']['unchanged_count'],
+            comparison_data=comparison_result,
+            created_by_username=username
+        )
+        
+        self.db.add(comparison)
+        self.db.flush()  # ID 생성을 위해 flush
+        
+        # 개별 자재 변경 로그 저장
+        for action in comparison_result['revision_actions']:
+            material_log = SimpleRevisionMaterial(
+                comparison_id=comparison.id,
+                material_id=action['material_id'],
+                change_type=action['action'],
+                revision_action=action['action'],
+                quantity_before=action.get('previous_quantity', 0),
+                quantity_after=action.get('current_quantity', 0),
+                quantity_difference=action.get('quantity_difference', 0),
+                purchase_status=action.get('purchase_status', 'not_purchased')
+            )
+            self.db.add(material_log)
+        
+        self.db.commit()
+        return comparison
+    
+    def get_changed_materials_only(self, current_file_id: int, previous_file_id: int, 
+                                 categories: List[str] = None, username: str = "system") -> Dict[str, Any]:
+        """변경된 자재만 필터링하여 반환"""
+        
+        if not categories:
+            categories = ['PIPE', 'FITTING', 'FLANGE', 'VALVE', 'GASKET', 'BOLT', 'SUPPORT', 'SPECIAL', 'UNCLASSIFIED']
+        
+        all_changes = {}
+        total_changes = 0
+        
+        for category in categories:
+            try:
+                comparison_result = self.compare_revisions(
+                    current_file_id, previous_file_id, category, username
+                )
+                
+                # 변경된 자재만 필터링
+                changed_materials = []
+                for action in comparison_result['revision_actions']:
+                    if action['action'] in ['added', 'removed'] or action.get('quantity_difference', 0) != 0:
+                        changed_materials.append(action)
+                
+                if changed_materials:
+                    all_changes[category] = {
+                        'category': category,
+                        'changed_count': len(changed_materials),
+                        'changes': changed_materials,
+                        'summary': comparison_result['summary']
+                    }
+                    total_changes += len(changed_materials)
+                    
+            except Exception as e:
+                logger.warning(f"Failed to compare {category}: {e}")
+                continue
+        
+        return {
+            'total_changed_materials': total_changes,
+            'categories_with_changes': list(all_changes.keys()),
+            'changes_by_category': all_changes,
+            'has_changes': total_changes > 0
+        }
+    
+    def get_comparison_result(self, comparison_id: int) -> Optional[Dict[str, Any]]:
+        """저장된 비교 결과 조회"""
+        comparison = self.db.query(SimpleRevisionComparison).filter(
+            SimpleRevisionComparison.id == comparison_id
+        ).first()
+        
+        if not comparison:
+            return None
+        
+        # 관련 자재 변경 로그 조회
+        material_logs = self.db.query(SimpleRevisionMaterial).filter(
+            SimpleRevisionMaterial.comparison_id == comparison_id
+        ).all()
+        
+        return {
+            'comparison': comparison,
+            'material_logs': material_logs,
+            'comparison_data': comparison.comparison_data
+        }
diff --git a/backend/app/utils/file_processor.py b/backend/app/utils/file_processor.py
index e83aec0..19ca22c 100644
--- a/backend/app/utils/file_processor.py
+++ b/backend/app/utils/file_processor.py
@@ -10,6 +10,7 @@ import tempfile
 import os
 from concurrent.futures import ThreadPoolExecutor
 import gc
+from fastapi import HTTPException
 
 from .logger import get_logger
 from ..config import get_settings
@@ -333,3 +334,107 @@ class FileProcessor:
 
 # 전역 파일 프로세서 인스턴스
 file_processor = FileProcessor()
+
+
+def parse_dataframe(df):
+    """DataFrame을 파싱하여 자재 데이터로 변환"""
+    df = df.dropna(how='all')
+    # 원본 컬럼명 출력
+    # 로그 제거
+    df.columns = df.columns.str.strip().str.lower()
+    # 로그 제거
+    
+    column_mapping = {
+        'description': ['description', 'item', 'material', '품명', '자재명'],
+        'quantity': ['qty', 'quantity', 'ea', '수량'],
+        'main_size': ['main_nom', 'nominal_diameter', 'nd', '주배관'],
+        'red_size': ['red_nom', 'reduced_diameter', '축소배관'],
+        'length': ['length', 'len', '길이'],
+        'weight': ['weight', 'wt', '중량'],
+        'dwg_name': ['dwg_name', 'drawing', '도면명'],
+        'line_num': ['line_num', 'line_number', '라인번호']
+    }
+    
+    mapped_columns = {}
+    for standard_col, possible_names in column_mapping.items():
+        for possible_name in possible_names:
+            if possible_name in df.columns:
+                mapped_columns[standard_col] = possible_name
+                break
+    
+    print(f"📋 엑셀 컬럼 매핑 결과: {mapped_columns}")
+    print(f"📋 원본 컬럼명들: {list(df.columns)}")
+    
+    materials = []
+    for index, row in df.iterrows():
+        description = str(row.get(mapped_columns.get('description', ''), '')).strip()
+        
+        if not description or description.lower() in ['nan', 'none', '']:
+            continue
+        
+        # 수량 처리
+        quantity_raw = row.get(mapped_columns.get('quantity', ''), 0)
+        try:
+            quantity = float(quantity_raw) if pd.notna(quantity_raw) else 0
+        except (ValueError, TypeError):
+            quantity = 0
+        
+        if quantity <= 0:
+            continue
+        
+        # 길이 처리
+        length_raw = row.get(mapped_columns.get('length', ''), 0)
+        try:
+            length = float(length_raw) if pd.notna(length_raw) else 0
+        except (ValueError, TypeError):
+            length = 0
+        
+        # 도면명 처리
+        dwg_name = str(row.get(mapped_columns.get('dwg_name', ''), '')).strip()
+        if dwg_name.lower() in ['nan', 'none']:
+            dwg_name = ''
+        
+        # 라인번호 처리
+        line_num = str(row.get(mapped_columns.get('line_num', ''), '')).strip()
+        if line_num.lower() in ['nan', 'none']:
+            line_num = ''
+        
+        # 사이즈 처리
+        main_size = str(row.get(mapped_columns.get('main_size', ''), '')).strip()
+        if main_size.lower() in ['nan', 'none']:
+            main_size = ''
+        
+        red_size = str(row.get(mapped_columns.get('red_size', ''), '')).strip()
+        if red_size.lower() in ['nan', 'none']:
+            red_size = ''
+        
+        materials.append({
+            'original_description': description,
+            'quantity': quantity,
+            'unit': 'EA',  # 기본 단위
+            'length': length,
+            'drawing_name': dwg_name,
+            'line_no': line_num,
+            'main_nom': main_size,
+            'red_nom': red_size,
+            'row_number': index + 1
+        })
+    
+    return materials
+
+
+def parse_file_data(file_path):
+    """파일을 파싱하여 자재 데이터 추출"""
+    file_extension = Path(file_path).suffix.lower()
+    
+    try:
+        if file_extension == ".csv":
+            df = pd.read_csv(file_path, encoding='utf-8')
+        elif file_extension in [".xlsx", ".xls"]:
+            df = pd.read_excel(file_path, sheet_name=0)
+        else:
+            raise HTTPException(status_code=400, detail="지원하지 않는 파일 형식")
+        
+        return parse_dataframe(df)
+    except Exception as e:
+        raise HTTPException(status_code=400, detail=f"파일 파싱 실패: {str(e)}")
diff --git a/backend/scripts/docker_migrator.py b/backend/scripts/docker_migrator.py
index 6e8fa01..cf8b79a 100644
--- a/backend/scripts/docker_migrator.py
+++ b/backend/scripts/docker_migrator.py
@@ -51,7 +51,15 @@ class DockerMigrator:
             if self._check_and_create_detail_tables(cursor):
                 fixes_applied.append("누락된 상세 테이블들 생성")
             
-            # 5. 기타 필요한 수정사항들...
+            # 5. 리비전 관리 테이블들 체크 및 생성
+            if self._check_and_create_revision_tables(cursor):
+                fixes_applied.append("리비전 관리 테이블들 생성")
+            
+            # 6. PIPE 관련 테이블들 체크 및 생성
+            if self._check_and_create_pipe_tables(cursor):
+                fixes_applied.append("PIPE 관련 테이블들 생성")
+            
+            # 7. 기타 필요한 수정사항들...
             # 향후 추가될 수 있는 다른 스키마 수정사항들
             
             conn.commit()
@@ -382,6 +390,256 @@ class DockerMigrator:
             print(f"❌ 테이블 확인 실패: {e}")
             return False
 
+    def _check_and_create_revision_tables(self, cursor):
+        """간단한 리비전 관리 테이블들 체크 및 생성"""
+        print("🔍 간단한 리비전 관리 테이블들 확인 중...")
+        
+        revision_tables = {
+            'simple_revision_comparisons': '''
+                CREATE TABLE simple_revision_comparisons (
+                    id SERIAL PRIMARY KEY,
+                    job_no VARCHAR(50) NOT NULL,
+                    current_file_id INTEGER REFERENCES files(id) NOT NULL,
+                    previous_file_id INTEGER REFERENCES files(id) NOT NULL,
+                    category VARCHAR(50) NOT NULL,
+                    added_count INTEGER DEFAULT 0,
+                    removed_count INTEGER DEFAULT 0,
+                    changed_count INTEGER DEFAULT 0,
+                    unchanged_count INTEGER DEFAULT 0,
+                    purchased_affected INTEGER DEFAULT 0,
+                    unpurchased_affected INTEGER DEFAULT 0,
+                    inventory_count INTEGER DEFAULT 0,
+                    comparison_data JSONB,
+                    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                    created_by_username VARCHAR(100)
+                );
+                CREATE INDEX idx_simple_revision_comparisons_job_no ON simple_revision_comparisons(job_no);
+                CREATE INDEX idx_simple_revision_comparisons_category ON simple_revision_comparisons(category);
+            ''',
+            'simple_revision_materials': '''
+                CREATE TABLE simple_revision_materials (
+                    id SERIAL PRIMARY KEY,
+                    comparison_id INTEGER REFERENCES simple_revision_comparisons(id) NOT NULL,
+                    material_id INTEGER REFERENCES materials(id),
+                    change_type VARCHAR(20) NOT NULL,
+                    revision_action VARCHAR(30),
+                    quantity_before NUMERIC(10,3),
+                    quantity_after NUMERIC(10,3),
+                    quantity_difference NUMERIC(10,3),
+                    purchase_status VARCHAR(20),
+                    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+                );
+                CREATE INDEX idx_simple_revision_materials_comparison ON simple_revision_materials(comparison_id);
+            ''',
+        }
+        
+        created_tables = []
+        
+        for table_name, create_sql in revision_tables.items():
+            # 테이블 존재 확인
+            cursor.execute("""
+                SELECT EXISTS (
+                    SELECT FROM information_schema.tables 
+                    WHERE table_name = %s
+                )
+            """, (table_name,))
+            
+            result = cursor.fetchone()
+            if isinstance(result, dict):
+                table_exists = result.get('exists', False)
+            else:
+                table_exists = result[0] if result else False
+            
+            if not table_exists:
+                # 테이블 생성
+                cursor.execute(create_sql)
+                created_tables.append(table_name)
+                print(f"   🏗️  {table_name} 테이블 생성됨")
+        
+        if created_tables:
+            print(f"✅ {len(created_tables)}개 리비전 관리 테이블 생성 완료")
+            return True
+        else:
+            print("✅ 모든 리비전 관리 테이블이 이미 존재합니다")
+            return False
+
+    def _check_and_create_pipe_tables(self, cursor):
+        """PIPE 관련 테이블들 체크 및 생성"""
+        print("🔍 PIPE 관련 테이블들 확인 중...")
+        
+        pipe_tables = {
+            'pipe_cutting_plans': '''
+                CREATE TABLE pipe_cutting_plans (
+                    id SERIAL PRIMARY KEY,
+                    job_no VARCHAR(50) NOT NULL,
+                    file_id INTEGER REFERENCES files(id) NOT NULL,
+                    area VARCHAR(20) NOT NULL,
+                    drawing_name VARCHAR(100) NOT NULL,
+                    line_number VARCHAR(50),
+                    pipe_info TEXT,
+                    length NUMERIC(10,3),
+                    end_preparation VARCHAR(20),
+                    status VARCHAR(20) DEFAULT 'draft',
+                    cutting_status VARCHAR(20) DEFAULT 'not_cut',
+                    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                    created_by VARCHAR(100)
+                );
+                CREATE INDEX idx_pipe_cutting_plans_job_no ON pipe_cutting_plans(job_no);
+                CREATE INDEX idx_pipe_cutting_plans_drawing ON pipe_cutting_plans(drawing_name);
+            ''',
+            'pipe_revision_comparisons': '''
+                CREATE TABLE pipe_revision_comparisons (
+                    id SERIAL PRIMARY KEY,
+                    job_no VARCHAR(50) NOT NULL,
+                    current_cutting_plan_id INTEGER REFERENCES pipe_cutting_plans(id),
+                    previous_cutting_plan_id INTEGER REFERENCES pipe_cutting_plans(id),
+                    drawing_name VARCHAR(100) NOT NULL,
+                    has_changes BOOLEAN DEFAULT FALSE,
+                    total_pipes_current INTEGER DEFAULT 0,
+                    total_pipes_previous INTEGER DEFAULT 0,
+                    added_pipes INTEGER DEFAULT 0,
+                    removed_pipes INTEGER DEFAULT 0,
+                    changed_pipes INTEGER DEFAULT 0,
+                    unchanged_pipes INTEGER DEFAULT 0,
+                    comparison_details JSONB,
+                    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+                );
+                CREATE INDEX idx_pipe_revision_comparisons_job_no ON pipe_revision_comparisons(job_no);
+            ''',
+            'pipe_revision_changes': '''
+                CREATE TABLE pipe_revision_changes (
+                    id SERIAL PRIMARY KEY,
+                    comparison_id INTEGER REFERENCES pipe_revision_comparisons(id) NOT NULL,
+                    change_type VARCHAR(20) NOT NULL,
+                    drawing_name VARCHAR(100) NOT NULL,
+                    line_number VARCHAR(50),
+                    pipe_info TEXT,
+                    length NUMERIC(10,3),
+                    end_preparation VARCHAR(20),
+                    old_data JSONB,
+                    new_data JSONB,
+                    cutting_status VARCHAR(20) DEFAULT 'not_cut',
+                    impact_on_material_requirement JSONB,
+                    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+                );
+            ''',
+            'pipe_drawing_issues': '''
+                CREATE TABLE pipe_drawing_issues (
+                    id SERIAL PRIMARY KEY,
+                    job_no VARCHAR(50) NOT NULL,
+                    snapshot_id INTEGER REFERENCES pipe_issue_snapshots(id),
+                    area VARCHAR(20) NOT NULL,
+                    drawing_name VARCHAR(100) NOT NULL,
+                    issue_description TEXT NOT NULL,
+                    severity VARCHAR(20) DEFAULT 'normal',
+                    status VARCHAR(20) DEFAULT 'open',
+                    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                    created_by VARCHAR(100),
+                    resolved_by VARCHAR(100),
+                    resolved_at TIMESTAMP
+                );
+                CREATE INDEX idx_pipe_drawing_issues_job_no ON pipe_drawing_issues(job_no);
+            ''',
+            'pipe_segment_issues': '''
+                CREATE TABLE pipe_segment_issues (
+                    id SERIAL PRIMARY KEY,
+                    job_no VARCHAR(50) NOT NULL,
+                    snapshot_id INTEGER REFERENCES pipe_issue_snapshots(id),
+                    area VARCHAR(20) NOT NULL,
+                    drawing_name VARCHAR(100) NOT NULL,
+                    line_no VARCHAR(50) NOT NULL,
+                    pipe_info TEXT NOT NULL,
+                    length NUMERIC(10,3) NOT NULL,
+                    issue_description TEXT NOT NULL,
+                    issue_type VARCHAR(30),
+                    severity VARCHAR(20) DEFAULT 'normal',
+                    status VARCHAR(20) DEFAULT 'open',
+                    resolution_action TEXT,
+                    length_adjustment NUMERIC(10,3),
+                    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                    created_by VARCHAR(100),
+                    resolved_by VARCHAR(100),
+                    resolved_at TIMESTAMP
+                );
+                CREATE INDEX idx_pipe_segment_issues_job_no ON pipe_segment_issues(job_no);
+            ''',
+            'pipe_issue_snapshots': '''
+                CREATE TABLE pipe_issue_snapshots (
+                    id SERIAL PRIMARY KEY,
+                    job_no VARCHAR(50) NOT NULL,
+                    snapshot_name VARCHAR(200),
+                    cutting_plan_finalized_at TIMESTAMP NOT NULL,
+                    is_locked BOOLEAN DEFAULT TRUE,
+                    snapshot_data JSONB,
+                    total_segments INTEGER DEFAULT 0,
+                    total_drawings INTEGER DEFAULT 0,
+                    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                    created_by VARCHAR(100),
+                    description TEXT
+                );
+                CREATE INDEX idx_pipe_issue_snapshots_job_no ON pipe_issue_snapshots(job_no);
+            '''
+        }
+        
+        created_tables = []
+        
+        # pipe_issue_snapshots를 먼저 생성 (다른 테이블들이 참조하므로)
+        priority_tables = ['pipe_issue_snapshots', 'pipe_cutting_plans']
+        
+        # 우선순위 테이블들 먼저 생성
+        for table_name in priority_tables:
+            if table_name in pipe_tables:
+                cursor.execute("""
+                    SELECT EXISTS (
+                        SELECT FROM information_schema.tables 
+                        WHERE table_name = %s
+                    )
+                """, (table_name,))
+                
+                result = cursor.fetchone()
+                if isinstance(result, dict):
+                    table_exists = result.get('exists', False)
+                else:
+                    table_exists = result[0] if result else False
+                
+                if not table_exists:
+                    cursor.execute(pipe_tables[table_name])
+                    created_tables.append(table_name)
+                    print(f"   🏗️  {table_name} 테이블 생성됨")
+        
+        # 나머지 테이블들 생성
+        for table_name, create_sql in pipe_tables.items():
+            if table_name in priority_tables:
+                continue  # 이미 처리됨
+                
+            cursor.execute("""
+                SELECT EXISTS (
+                    SELECT FROM information_schema.tables 
+                    WHERE table_name = %s
+                )
+            """, (table_name,))
+            
+            result = cursor.fetchone()
+            if isinstance(result, dict):
+                table_exists = result.get('exists', False)
+            else:
+                table_exists = result[0] if result else False
+            
+            if not table_exists:
+                cursor.execute(create_sql)
+                created_tables.append(table_name)
+                print(f"   🏗️  {table_name} 테이블 생성됨")
+        
+        if created_tables:
+            print(f"✅ {len(created_tables)}개 PIPE 관련 테이블 생성 완료")
+            return True
+        else:
+            print("✅ 모든 PIPE 관련 테이블이 이미 존재합니다")
+            return False
+
 def main():
     print("🚀 Docker 환경 마이그레이션 시작")
     
diff --git a/backend/start.sh b/backend/start.sh
index 70d876b..8abda73 100644
--- a/backend/start.sh
+++ b/backend/start.sh
@@ -13,29 +13,40 @@ echo "  - DB_PORT: ${DB_PORT:-5432}"
 echo "  - DB_NAME: ${DB_NAME:-tk_mp_bom}"
 echo "  - DB_USER: ${DB_USER:-tkmp_user}"
 
-# 1. Run complete DB migration
-echo "Running complete DB migration..."
-python scripts/complete_migrate.py
+# 1. Run Docker-optimized migration (includes all new revision/PIPE tables)
+echo "Running Docker-optimized migration..."
+python scripts/docker_migrator.py
 
 migration_result=$?
-if [ $migration_result -ne 0 ]; then
-    echo "WARNING: DB migration had some errors. Trying to fix missing tables..."
-    python scripts/fix_missing_tables.py
-    fix_result=$?
-    if [ $fix_result -eq 0 ]; then
-        echo "SUCCESS: Missing tables fixed"
-    else
-        echo "WARNING: Some tables may still be missing but starting server anyway"
-    fi
+if [ $migration_result -eq 0 ]; then
+    echo "SUCCESS: Docker migration completed successfully"
 else
-    echo "SUCCESS: Complete DB migration finished"
+    echo "WARNING: Docker migration had some issues. Trying fallback methods..."
+    
+    # Fallback to legacy migration methods
+    echo "Running legacy complete migration..."
+    python scripts/complete_migrate.py
+    
+    legacy_result=$?
+    if [ $legacy_result -ne 0 ]; then
+        echo "WARNING: Legacy migration had errors. Trying to fix missing tables..."
+        python scripts/fix_missing_tables.py
+        fix_result=$?
+        if [ $fix_result -eq 0 ]; then
+            echo "SUCCESS: Missing tables fixed"
+        else
+            echo "WARNING: Some tables may still be missing but starting server anyway"
+        fi
+    else
+        echo "SUCCESS: Legacy migration finished"
+    fi
 fi
 
 # Additional safety check for critical tables
 echo "Verifying critical tables..."
 python scripts/fix_missing_tables.py
 
-# Complete schema analysis and fix
+# Complete schema analysis and fix (for any remaining issues)
 echo "Running complete schema analysis and fix..."
 python scripts/analyze_and_fix_schema.py
 echo "Complete schema analysis completed"
diff --git a/frontend/src/components/RevisionUploadDialog.jsx b/frontend/src/components/RevisionUploadDialog.jsx
index ce5129b..67eec03 100644
--- a/frontend/src/components/RevisionUploadDialog.jsx
+++ b/frontend/src/components/RevisionUploadDialog.jsx
@@ -1,14 +1,110 @@
-import React from 'react';
+import React, { useState, useRef } from 'react';
+import api from '../api';
 
 const RevisionUploadDialog = ({ 
-  revisionDialog, 
-  setRevisionDialog, 
-  revisionFile, 
-  setRevisionFile, 
-  handleRevisionUpload, 
-  uploading 
+  isOpen, 
+  onClose, 
+  parentFile, 
+  selectedProject,
+  onUploadSuccess 
 }) => {
-  if (!revisionDialog.open) return null;
+  const [selectedFile, setSelectedFile] = useState(null);
+  const [uploading, setUploading] = useState(false);
+  const [uploadProgress, setUploadProgress] = useState(0);
+  const [error, setError] = useState('');
+  const fileInputRef = useRef(null);
+
+  const handleFileSelect = (event) => {
+    const file = event.target.files[0];
+    if (file) {
+      // 파일 타입 검증
+      const allowedTypes = [
+        'application/vnd.ms-excel',
+        'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
+        'text/csv'
+      ];
+      
+      if (!allowedTypes.includes(file.type) && !file.name.match(/\.(xlsx?|csv)$/i)) {
+        setError('Excel 파일(.xlsx, .xls) 또는 CSV 파일만 업로드 가능합니다.');
+        return;
+      }
+      
+      setSelectedFile(file);
+      setError('');
+    }
+  };
+
+  const handleUpload = async () => {
+    if (!selectedFile || !parentFile || !selectedProject) {
+      setError('필수 정보가 누락되었습니다.');
+      return;
+    }
+
+    try {
+      setUploading(true);
+      setUploadProgress(0);
+      setError('');
+
+      const formData = new FormData();
+      formData.append('file', selectedFile);
+      formData.append('job_no', selectedProject.official_project_code || selectedProject.job_no);
+      formData.append('parent_file_id', parentFile.id);
+      formData.append('bom_name', parentFile.bom_name || parentFile.original_filename);
+
+      console.log('🔄 리비전 업로드 시작:', {
+        fileName: selectedFile.name,
+        jobNo: selectedProject.official_project_code || selectedProject.job_no,
+        parentFileId: parentFile.id,
+        bomName: parentFile.bom_name || parentFile.original_filename
+      });
+
+      const response = await api.post('/files/upload', formData, {
+        headers: {
+          'Content-Type': 'multipart/form-data'
+        },
+        onUploadProgress: (progressEvent) => {
+          const progress = Math.round(
+            (progressEvent.loaded * 100) / progressEvent.total
+          );
+          setUploadProgress(progress);
+        }
+      });
+
+      if (response.data.success) {
+        console.log('✅ 리비전 업로드 성공:', response.data);
+        
+        // 성공 콜백 호출
+        if (onUploadSuccess) {
+          onUploadSuccess(response.data);
+        }
+        
+        // 다이얼로그 닫기
+        handleClose();
+      } else {
+        throw new Error(response.data.message || '리비전 업로드 실패');
+      }
+
+    } catch (err) {
+      console.error('❌ 리비전 업로드 실패:', err);
+      setError(err.response?.data?.detail || err.message || '리비전 업로드에 실패했습니다.');
+    } finally {
+      setUploading(false);
+      setUploadProgress(0);
+    }
+  };
+
+  const handleClose = () => {
+    setSelectedFile(null);
+    setUploading(false);
+    setUploadProgress(0);
+    setError('');
+    if (fileInputRef.current) {
+      fileInputRef.current.value = '';
+    }
+    onClose();
+  };
+
+  if (!isOpen) return null;
 
   return (
     <div style={{
@@ -17,7 +113,7 @@ const RevisionUploadDialog = ({
       left: 0,
       right: 0,
       bottom: 0,
-      background: 'rgba(0, 0, 0, 0.5)',
+      backgroundColor: 'rgba(0, 0, 0, 0.5)',
       display: 'flex',
       alignItems: 'center',
       justifyContent: 'center',
@@ -25,53 +121,203 @@ const RevisionUploadDialog = ({
     }}>
       <div style={{
         background: 'white',
-        borderRadius: '12px',
-        padding: '24px',
+        borderRadius: '16px',
+        padding: '32px',
+        width: '90%',
         maxWidth: '500px',
-        width: '90%'
+        maxHeight: '90vh',
+        overflow: 'auto',
+        boxShadow: '0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04)'
       }}>
-        <h3 style={{ margin: '0 0 16px 0' }}>
-          리비전 업로드: {revisionDialog.bomName}
-        </h3>
-        
-        <input
-          type="file"
-          accept=".csv,.xlsx,.xls"
-          onChange={(e) => setRevisionFile(e.target.files[0])}
-          style={{ 
-            width: '100%', 
-            marginBottom: '16px',
-            padding: '8px'
+        {/* 헤더 */}
+        <div style={{ marginBottom: '24px' }}>
+          <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
+            <h2 style={{ 
+              fontSize: '24px', 
+              fontWeight: '700', 
+              color: '#1f2937', 
+              margin: 0 
+            }}>
+              📝 New Revision Upload
+            </h2>
+            <button
+              onClick={handleClose}
+              style={{
+                background: 'none',
+                border: 'none',
+                fontSize: '24px',
+                cursor: 'pointer',
+                color: '#6b7280',
+                padding: '4px'
+              }}
+            >
+              ✕
+            </button>
+          </div>
+          
+          {/* 부모 파일 정보 */}
+          <div style={{
+            marginTop: '16px',
+            padding: '16px',
+            background: '#f8fafc',
+            borderRadius: '8px',
+            border: '1px solid #e2e8f0'
+          }}>
+            <div style={{ fontSize: '14px', color: '#64748b', marginBottom: '4px' }}>
+              Base BOM File:
+            </div>
+            <div style={{ fontSize: '16px', fontWeight: '600', color: '#1e293b' }}>
+              {parentFile?.bom_name || parentFile?.original_filename}
+            </div>
+            <div style={{ fontSize: '12px', color: '#64748b', marginTop: '4px' }}>
+              Current Revision: {parentFile?.revision || 'Rev.0'}
+            </div>
+          </div>
+        </div>
+
+        {/* 파일 선택 */}
+        <div style={{ marginBottom: '24px' }}>
+          <label style={{
+            display: 'block',
+            fontSize: '14px',
+            fontWeight: '600',
+            color: '#374151',
+            marginBottom: '8px'
+          }}>
+            Select New BOM File
+          </label>
+          
+          <div style={{
+            border: '2px dashed #d1d5db',
+            borderRadius: '8px',
+            padding: '24px',
+            textAlign: 'center',
+            cursor: 'pointer',
+            transition: 'all 0.2s ease',
+            backgroundColor: selectedFile ? '#f0fdf4' : '#fafafa'
           }}
-        />
-        
-        <div style={{ display: 'flex', gap: '12px', justifyContent: 'flex-end' }}>
+          onClick={() => fileInputRef.current?.click()}
+          >
+            <input
+              ref={fileInputRef}
+              type="file"
+              accept=".xlsx,.xls,.csv"
+              onChange={handleFileSelect}
+              style={{ display: 'none' }}
+            />
+            
+            {selectedFile ? (
+              <div>
+                <div style={{ fontSize: '24px', marginBottom: '8px' }}>📄</div>
+                <div style={{ fontSize: '16px', fontWeight: '600', color: '#059669' }}>
+                  {selectedFile.name}
+                </div>
+                <div style={{ fontSize: '12px', color: '#6b7280', marginTop: '4px' }}>
+                  {Math.round(selectedFile.size / 1024)} KB
+                </div>
+              </div>
+            ) : (
+              <div>
+                <div style={{ fontSize: '48px', marginBottom: '16px' }}>📁</div>
+                <div style={{ fontSize: '16px', fontWeight: '600', color: '#374151', marginBottom: '8px' }}>
+                  Click to select file
+                </div>
+                <div style={{ fontSize: '14px', color: '#6b7280' }}>
+                  Excel (.xlsx, .xls) or CSV files only
+                </div>
+              </div>
+            )}
+          </div>
+        </div>
+
+        {/* 업로드 진행률 */}
+        {uploading && (
+          <div style={{ marginBottom: '24px' }}>
+            <div style={{ 
+              display: 'flex', 
+              justifyContent: 'space-between', 
+              alignItems: 'center',
+              marginBottom: '8px'
+            }}>
+              <span style={{ fontSize: '14px', fontWeight: '600', color: '#374151' }}>
+                Uploading...
+              </span>
+              <span style={{ fontSize: '14px', color: '#6b7280' }}>
+                {uploadProgress}%
+              </span>
+            </div>
+            <div style={{
+              width: '100%',
+              height: '8px',
+              backgroundColor: '#e5e7eb',
+              borderRadius: '4px',
+              overflow: 'hidden'
+            }}>
+              <div style={{
+                width: `${uploadProgress}%`,
+                height: '100%',
+                backgroundColor: '#3b82f6',
+                transition: 'width 0.3s ease'
+              }} />
+            </div>
+          </div>
+        )}
+
+        {/* 에러 메시지 */}
+        {error && (
+          <div style={{
+            marginBottom: '24px',
+            padding: '12px',
+            background: '#fee2e2',
+            border: '1px solid #fecaca',
+            borderRadius: '8px',
+            color: '#dc2626',
+            fontSize: '14px'
+          }}>
+            {error}
+          </div>
+        )}
+
+        {/* 버튼들 */}
+        <div style={{ 
+          display: 'flex', 
+          gap: '12px', 
+          justifyContent: 'flex-end' 
+        }}>
           <button
-            onClick={() => setRevisionDialog({ open: false, bomName: '', parentId: null })}
+            onClick={handleClose}
+            disabled={uploading}
             style={{
-              padding: '8px 16px',
-              background: '#e2e8f0',
-              color: '#4a5568',
-              border: 'none',
-              borderRadius: '6px',
-              cursor: 'pointer'
+              padding: '12px 24px',
+              background: 'white',
+              color: '#374151',
+              border: '1px solid #d1d5db',
+              borderRadius: '8px',
+              cursor: uploading ? 'not-allowed' : 'pointer',
+              fontSize: '14px',
+              fontWeight: '600',
+              opacity: uploading ? 0.5 : 1
             }}
           >
-            취소
+            Cancel
           </button>
+          
           <button
-            onClick={handleRevisionUpload}
-            disabled={!revisionFile || uploading}
+            onClick={handleUpload}
+            disabled={!selectedFile || uploading}
             style={{
-              padding: '8px 16px',
-              background: (!revisionFile || uploading) ? '#e2e8f0' : '#4299e1',
-              color: (!revisionFile || uploading) ? '#a0aec0' : 'white',
+              padding: '12px 24px',
+              background: (!selectedFile || uploading) ? '#9ca3af' : '#3b82f6',
+              color: 'white',
               border: 'none',
-              borderRadius: '6px',
-              cursor: (!revisionFile || uploading) ? 'not-allowed' : 'pointer'
+              borderRadius: '8px',
+              cursor: (!selectedFile || uploading) ? 'not-allowed' : 'pointer',
+              fontSize: '14px',
+              fontWeight: '600',
+              transition: 'all 0.2s ease'
             }}
           >
-            {uploading ? '업로드 중...' : '업로드'}
+            {uploading ? 'Uploading...' : 'Upload Revision'}
           </button>
         </div>
       </div>
@@ -79,26 +325,4 @@ const RevisionUploadDialog = ({
   );
 };
 
-export default RevisionUploadDialog;
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+export default RevisionUploadDialog;
\ No newline at end of file
diff --git a/frontend/src/components/bom/tabs/BOMFilesTab.jsx b/frontend/src/components/bom/tabs/BOMFilesTab.jsx
index 9ed7742..bf765ae 100644
--- a/frontend/src/components/bom/tabs/BOMFilesTab.jsx
+++ b/frontend/src/components/bom/tabs/BOMFilesTab.jsx
@@ -1,5 +1,6 @@
 import React, { useState, useEffect } from 'react';
 import api from '../../../api';
+import RevisionUploadDialog from '../../RevisionUploadDialog';
 
 const BOMFilesTab = ({ 
   selectedProject,
@@ -13,6 +14,7 @@ const BOMFilesTab = ({
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState('');
   const [groupedFiles, setGroupedFiles] = useState({});
+  const [revisionDialog, setRevisionDialog] = useState({ open: false, parentFile: null });
 
   // BOM 파일 목록 로드
   useEffect(() => {
@@ -99,10 +101,33 @@ const BOMFilesTab = ({
     }
   };
 
-  // 리비전 업로드 (향후 구현)
+  // 리비전 업로드
   const handleRevisionUpload = (parentFile) => {
-    // TODO: 리비전 업로드 기능 구현
-    alert('리비전 업로드 기능은 향후 구현 예정입니다.');
+    console.log('🔄 리비전 업로드 시작:', parentFile);
+    setRevisionDialog({ open: true, parentFile });
+  };
+
+  // 리비전 업로드 성공 처리
+  const handleRevisionUploadSuccess = async (uploadResult) => {
+    console.log('✅ 리비전 업로드 성공:', uploadResult);
+    
+    // BOM 파일 목록 새로고침
+    try {
+      const projectCode = selectedProject.official_project_code || selectedProject.job_no;
+      const encodedProjectCode = encodeURIComponent(projectCode);
+      const response = await api.get(`/files/project/${encodedProjectCode}`);
+      const files = response.data || [];
+      
+      setBomFiles(files);
+      setGroupedFiles(groupFilesByBOM(files));
+      
+      // 성공 메시지 표시 (선택사항)
+      console.log(`새 리비전 ${uploadResult.revision} 업로드 완료!`);
+      
+    } catch (err) {
+      console.error('파일 목록 새로고침 실패:', err);
+      setError('파일 목록을 새로고침하는데 실패했습니다.');
+    }
   };
 
   // 날짜 포맷팅
@@ -422,6 +447,15 @@ const BOMFilesTab = ({
           </div>
         </div>
       </div>
+
+      {/* 리비전 업로드 다이얼로그 */}
+      <RevisionUploadDialog
+        isOpen={revisionDialog.open}
+        onClose={() => setRevisionDialog({ open: false, parentFile: null })}
+        parentFile={revisionDialog.parentFile}
+        selectedProject={selectedProject}
+        onUploadSuccess={handleRevisionUploadSuccess}
+      />
     </div>
   );
 };
diff --git a/frontend/src/components/common/index.js b/frontend/src/components/common/index.js
index 6b42994..c4498f9 100644
--- a/frontend/src/components/common/index.js
+++ b/frontend/src/components/common/index.js
@@ -4,5 +4,5 @@ export { default as ErrorMessage } from './ErrorMessage';
 export { default as ConfirmDialog } from './ConfirmDialog';
 
 // 기존 컴포넌트들도 re-export
-export { default as UserMenu } from '../UserMenu';
+export { default as UserMenu } from './UserMenu';
 export { default as ErrorBoundary } from '../ErrorBoundary';
\ No newline at end of file
diff --git a/frontend/src/hooks/useRevisionLogic.js b/frontend/src/hooks/useRevisionLogic.js
deleted file mode 100644
index eb3b166..0000000
--- a/frontend/src/hooks/useRevisionLogic.js
+++ /dev/null
@@ -1,314 +0,0 @@
-import { useState, useEffect, useCallback } from 'react';
-import { api } from '../api';
-
-/**
- * 리비전 로직 처리 훅
- * 구매 상태별 자재 처리 로직
- */
-export const useRevisionLogic = (jobNo, currentFileId, previousFileId = null) => {
-    const [processingResult, setProcessingResult] = useState(null);
-    const [loading, setLoading] = useState(false);
-    const [error, setError] = useState(null);
-
-    const processRevision = useCallback(async () => {
-        if (!jobNo || !currentFileId) return;
-
-        try {
-            setLoading(true);
-            setError(null);
-
-            const params = new URLSearchParams({
-                job_no: jobNo,
-                file_id: currentFileId
-            });
-
-            if (previousFileId) {
-                params.append('previous_file_id', previousFileId);
-            }
-
-            const response = await api.post(`/revision-redirect/process-revision/${jobNo}/${currentFileId}?${params}`);
-            
-            if (response.data.success) {
-                setProcessingResult(response.data.data);
-            }
-        } catch (err) {
-            console.error('리비전 처리 실패:', err);
-            setError(err.message);
-        } finally {
-            setLoading(false);
-        }
-    }, [jobNo, currentFileId, previousFileId]);
-
-    const applyProcessingResults = useCallback(async (results) => {
-        try {
-            setLoading(true);
-            setError(null);
-
-            const response = await api.post('/revision-material/apply-results', {
-                processing_results: results
-            });
-
-            if (response.data.success) {
-                return response.data;
-            } else {
-                throw new Error(response.data.message || '처리 결과 적용 실패');
-            }
-        } catch (err) {
-            console.error('처리 결과 적용 실패:', err);
-            setError(err.message);
-            throw err;
-        } finally {
-            setLoading(false);
-        }
-    }, []);
-
-    return {
-        processingResult,
-        loading,
-        error,
-        processRevision,
-        applyProcessingResults,
-        setError
-    };
-};
-
-/**
- * 카테고리별 자재 처리 훅
- */
-export const useCategoryMaterialProcessing = (fileId, category) => {
-    const [materials, setMaterials] = useState([]);
-    const [processingInfo, setProcessingInfo] = useState({});
-    const [loading, setLoading] = useState(false);
-    const [error, setError] = useState(null);
-
-    const loadCategoryMaterials = useCallback(async () => {
-        if (!fileId || !category || category === 'PIPE') return;
-
-        try {
-            setLoading(true);
-            setError(null);
-
-            const response = await api.get(`/revision-material/category/${fileId}/${category}`);
-            
-            if (response.data.success) {
-                setMaterials(response.data.data.materials || []);
-                setProcessingInfo(response.data.data.processing_info || {});
-            }
-        } catch (err) {
-            console.error('카테고리 자재 조회 실패:', err);
-            setError(err.message);
-        } finally {
-            setLoading(false);
-        }
-    }, [fileId, category]);
-
-    const processMaterial = useCallback(async (materialId, action, additionalData = {}) => {
-        try {
-            const response = await api.post(`/revision-material/process/${materialId}`, {
-                action,
-                ...additionalData
-            });
-
-            if (response.data.success) {
-                // 자재 목록 새로고침
-                await loadCategoryMaterials();
-                return response.data;
-            } else {
-                throw new Error(response.data.message || '자재 처리 실패');
-            }
-        } catch (err) {
-            console.error('자재 처리 실패:', err);
-            setError(err.message);
-            throw err;
-        }
-    }, [loadCategoryMaterials]);
-
-    const updateMaterialStatus = useCallback((materialId, newStatus, additionalInfo = {}) => {
-        setMaterials(prev => 
-            prev.map(material => 
-                material.id === materialId 
-                    ? { 
-                        ...material, 
-                        revision_status: newStatus,
-                        processing_info: {
-                            ...material.processing_info,
-                            ...additionalInfo
-                        }
-                    }
-                    : material
-            )
-        );
-    }, []);
-
-    useEffect(() => {
-        loadCategoryMaterials();
-    }, [loadCategoryMaterials]);
-
-    return {
-        materials,
-        processingInfo,
-        loading,
-        error,
-        loadCategoryMaterials,
-        processMaterial,
-        updateMaterialStatus,
-        setError
-    };
-};
-
-/**
- * 자재 선택 및 일괄 처리 훅
- */
-export const useMaterialSelection = (materials = []) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [selectAll, setSelectAll] = useState(false);
-
-    const toggleMaterial = useCallback((materialId) => {
-        setSelectedMaterials(prev => {
-            const newSet = new Set(prev);
-            if (newSet.has(materialId)) {
-                newSet.delete(materialId);
-            } else {
-                newSet.add(materialId);
-            }
-            return newSet;
-        });
-    }, []);
-
-    const toggleSelectAll = useCallback(() => {
-        if (selectAll) {
-            setSelectedMaterials(new Set());
-        } else {
-            const selectableMaterials = materials
-                .filter(material => material.processing_info?.action !== '완료')
-                .map(material => material.id);
-            setSelectedMaterials(new Set(selectableMaterials));
-        }
-        setSelectAll(!selectAll);
-    }, [selectAll, materials]);
-
-    const clearSelection = useCallback(() => {
-        setSelectedMaterials(new Set());
-        setSelectAll(false);
-    }, []);
-
-    const getSelectedMaterials = useCallback(() => {
-        return materials.filter(material => selectedMaterials.has(material.id));
-    }, [materials, selectedMaterials]);
-
-    const getSelectionSummary = useCallback(() => {
-        const selected = getSelectedMaterials();
-        const byStatus = selected.reduce((acc, material) => {
-            const status = material.processing_info?.display_status || 'UNKNOWN';
-            acc[status] = (acc[status] || 0) + 1;
-            return acc;
-        }, {});
-
-        return {
-            total: selected.length,
-            byStatus,
-            canProcess: selected.length > 0
-        };
-    }, [getSelectedMaterials]);
-
-    // materials 변경 시 selectAll 상태 업데이트
-    useEffect(() => {
-        const selectableMaterials = materials
-            .filter(material => material.processing_info?.action !== '완료');
-        
-        if (selectableMaterials.length === 0) {
-            setSelectAll(false);
-        } else {
-            const allSelected = selectableMaterials.every(material => 
-                selectedMaterials.has(material.id)
-            );
-            setSelectAll(allSelected);
-        }
-    }, [materials, selectedMaterials]);
-
-    return {
-        selectedMaterials,
-        selectAll,
-        toggleMaterial,
-        toggleSelectAll,
-        clearSelection,
-        getSelectedMaterials,
-        getSelectionSummary
-    };
-};
-
-/**
- * 리비전 처리 상태 추적 훅
- */
-export const useRevisionProcessingStatus = (jobNo, fileId) => {
-    const [status, setStatus] = useState(null);
-    const [loading, setLoading] = useState(false);
-    const [error, setError] = useState(null);
-
-    const loadStatus = useCallback(async () => {
-        if (!jobNo || !fileId) return;
-
-        try {
-            setLoading(true);
-            setError(null);
-
-            const response = await api.get(`/revision-status/${jobNo}/${fileId}`);
-            
-            if (response.data.success) {
-                setStatus(response.data.data);
-            }
-        } catch (err) {
-            console.error('리비전 상태 조회 실패:', err);
-            setError(err.message);
-        } finally {
-            setLoading(false);
-        }
-    }, [jobNo, fileId]);
-
-    const updateProcessingProgress = useCallback((category, processed, total) => {
-        setStatus(prev => {
-            if (!prev) return prev;
-
-            const newCategoryStatus = {
-                ...prev.processing_status.category_breakdown[category],
-                processed,
-                pending: total - processed
-            };
-
-            const newCategoryBreakdown = {
-                ...prev.processing_status.category_breakdown,
-                [category]: newCategoryStatus
-            };
-
-            // 전체 통계 재계산
-            const totalProcessed = Object.values(newCategoryBreakdown)
-                .reduce((sum, cat) => sum + cat.processed, 0);
-            const totalMaterials = Object.values(newCategoryBreakdown)
-                .reduce((sum, cat) => sum + cat.total, 0);
-
-            return {
-                ...prev,
-                processing_status: {
-                    ...prev.processing_status,
-                    total_processed: totalProcessed,
-                    pending_processing: totalMaterials - totalProcessed,
-                    completion_percentage: totalMaterials > 0 ? (totalProcessed / totalMaterials * 100) : 0,
-                    category_breakdown: newCategoryBreakdown
-                }
-            };
-        });
-    }, []);
-
-    useEffect(() => {
-        loadStatus();
-    }, [loadStatus]);
-
-    return {
-        status,
-        loading,
-        error,
-        loadStatus,
-        updateProcessingProgress,
-        setError
-    };
-};
diff --git a/frontend/src/hooks/useRevisionRedirect.js b/frontend/src/hooks/useRevisionRedirect.js
deleted file mode 100644
index 7138aa2..0000000
--- a/frontend/src/hooks/useRevisionRedirect.js
+++ /dev/null
@@ -1,108 +0,0 @@
-import { useState, useEffect } from 'react';
-import { api } from '../api';
-
-/**
- * 리비전 리다이렉트 훅
- * BOM 페이지 접근 시 리비전 페이지로 리다이렉트 필요성 확인
- */
-export const useRevisionRedirect = (jobNo, fileId, previousFileId = null) => {
-    const [redirectInfo, setRedirectInfo] = useState(null);
-    const [loading, setLoading] = useState(true);
-    const [error, setError] = useState(null);
-
-    useEffect(() => {
-        if (!jobNo || !fileId) {
-            setLoading(false);
-            return;
-        }
-
-        checkRevisionRedirect();
-    }, [jobNo, fileId, previousFileId]);
-
-    const checkRevisionRedirect = async () => {
-        try {
-            setLoading(true);
-            setError(null);
-
-            const params = new URLSearchParams({
-                job_no: jobNo,
-                file_id: fileId
-            });
-
-            if (previousFileId) {
-                params.append('previous_file_id', previousFileId);
-            }
-
-            const response = await api.get(`/revision-redirect/check/${jobNo}/${fileId}?${params}`);
-            
-            if (response.data.success) {
-                setRedirectInfo(response.data.data);
-            }
-        } catch (err) {
-            console.error('리비전 리다이렉트 확인 실패:', err);
-            setError(err.message);
-            // 에러 발생 시 기존 BOM 페이지 사용
-            setRedirectInfo({
-                should_redirect: false,
-                reason: '리비전 상태 확인 실패 - 기존 페이지 사용',
-                redirect_url: null,
-                processing_summary: null
-            });
-        } finally {
-            setLoading(false);
-        }
-    };
-
-    return {
-        redirectInfo,
-        loading,
-        error,
-        refetch: checkRevisionRedirect
-    };
-};
-
-/**
- * 리비전 처리 로직 훅
- * 리비전 페이지에서 사용할 상세 처리 결과 조회
- */
-export const useRevisionProcessing = (jobNo, fileId, previousFileId = null) => {
-    const [processingResult, setProcessingResult] = useState(null);
-    const [loading, setLoading] = useState(false);
-    const [error, setError] = useState(null);
-
-    const processRevision = async () => {
-        if (!jobNo || !fileId) return;
-
-        try {
-            setLoading(true);
-            setError(null);
-
-            const params = new URLSearchParams({
-                job_no: jobNo,
-                file_id: fileId
-            });
-
-            if (previousFileId) {
-                params.append('previous_file_id', previousFileId);
-            }
-
-            const response = await api.post(`/revision-redirect/process-revision/${jobNo}/${fileId}?${params}`);
-            
-            if (response.data.success) {
-                setProcessingResult(response.data.data);
-            }
-        } catch (err) {
-            console.error('리비전 처리 실패:', err);
-            setError(err.message);
-        } finally {
-            setLoading(false);
-        }
-    };
-
-    return {
-        processingResult,
-        loading,
-        error,
-        processRevision
-    };
-};
diff --git a/frontend/src/pages/BOMManagementPage.jsx b/frontend/src/pages/BOMManagementPage.jsx
index fb8de56..fd44adf 100644
--- a/frontend/src/pages/BOMManagementPage.jsx
+++ b/frontend/src/pages/BOMManagementPage.jsx
@@ -34,6 +34,12 @@ const BOMManagementPage = ({
   const [userRequirements, setUserRequirements] = useState({});
   const [purchasedMaterials, setPurchasedMaterials] = useState(new Set());
   const [error, setError] = useState(null);
+  
+  // 리비전 관련 상태
+  const [isRevisionMode, setIsRevisionMode] = useState(false);
+  const [revisionData, setRevisionData] = useState(null);
+  const [previousFileId, setPreviousFileId] = useState(null);
+  const [changedMaterials, setChangedMaterials] = useState({});
 
   // 자재 업데이트 함수 (브랜드, 사용자 요구사항 등)
   const updateMaterial = (materialId, updates) => {
@@ -155,12 +161,58 @@ const BOMManagementPage = ({
     }
   };
 
+  // 리비전 모드 감지 및 변경된 자재 로드
+  const checkAndLoadRevisionData = async () => {
+    try {
+      // 현재 job_no의 모든 파일 목록 확인
+      const filesResponse = await api.get(`/files/list?job_no=${jobNo}`);
+      const files = filesResponse.data.files || [];
+      
+      if (files.length > 1) {
+        // 파일이 여러 개 있으면 리비전 모드 활성화
+        setIsRevisionMode(true);
+        
+        // 파일들을 업로드 날짜순으로 정렬
+        const sortedFiles = files.sort((a, b) => new Date(a.upload_date) - new Date(b.upload_date));
+        
+        // 이전 파일 ID 찾기 (현재 파일 이전 버전)
+        const currentIndex = sortedFiles.findIndex(file => file.id === parseInt(fileId));
+        if (currentIndex > 0) {
+          const previousFile = sortedFiles[currentIndex - 1];
+          setPreviousFileId(previousFile.id);
+          
+          // 변경된 자재 로드
+          await loadChangedMaterials(fileId, previousFile.id);
+        }
+      }
+    } catch (error) {
+      console.error('리비전 데이터 로드 실패:', error);
+      // API 오류 시 리비전 모드 비활성화
+      setIsRevisionMode(false);
+    }
+  };
+
+  // 변경된 자재 로드
+  const loadChangedMaterials = async (currentFileId, previousFileId) => {
+    try {
+      const response = await api.get(`/simple-revision/changed-materials/${currentFileId}/${previousFileId}`);
+      if (response.data.success) {
+        setChangedMaterials(response.data.data.changes_by_category || {});
+        setRevisionData(response.data.data);
+        console.log('✅ 변경된 자재 로드 완료:', response.data.data);
+      }
+    } catch (error) {
+      console.error('변경된 자재 로드 실패:', error);
+    }
+  };
+
   // 초기 로드
   useEffect(() => {
     if (fileId) {
       loadMaterials(fileId);
       loadAvailableRevisions();
       loadUserRequirements(fileId);
+      checkAndLoadRevisionData(); // 리비전 데이터 확인
     }
   }, [fileId]);
 
@@ -180,12 +232,30 @@ const BOMManagementPage = ({
     }
   }, [materials, selectedCategory]);
 
-  // 카테고리별 자재 필터링
+  // 카테고리별 자재 필터링 (리비전 모드 지원)
   const getCategoryMaterials = (category) => {
-    return materials.filter(material => 
-      material.classified_category === category || 
-      material.category === category
-    );
+    if (isRevisionMode && changedMaterials[category]) {
+      // 리비전 모드: 변경된 자재만 표시
+      const changedMaterialIds = changedMaterials[category].changes.map(change => change.material_id);
+      return materials.filter(material => 
+        (material.classified_category === category || material.category === category) &&
+        changedMaterialIds.includes(material.id)
+      );
+    } else {
+      // 일반 모드: 모든 자재 표시
+      return materials.filter(material => 
+        material.classified_category === category || 
+        material.category === category
+      );
+    }
+  };
+
+  // 리비전 액션 정보 가져오기
+  const getRevisionAction = (materialId, category) => {
+    if (!isRevisionMode || !changedMaterials[category]) return null;
+    
+    const change = changedMaterials[category].changes.find(c => c.material_id === materialId);
+    return change || null;
   };
 
   // 카테고리별 컴포넌트 렌더링
@@ -210,7 +280,11 @@ const BOMManagementPage = ({
       fileId,
       jobNo,
       user,
-      onNavigate
+      onNavigate,
+      // 리비전 관련 props 추가
+      isRevisionMode,
+      getRevisionAction: (materialId) => getRevisionAction(materialId, selectedCategory),
+      revisionData
     };
 
     switch (selectedCategory) {
@@ -282,15 +356,32 @@ const BOMManagementPage = ({
       }}>
         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: '28px' }}>
           <div>
-            <h2 style={{ 
-              fontSize: '28px', 
-              fontWeight: '700', 
-              color: '#0f172a', 
-              margin: '0 0 8px 0',
-              letterSpacing: '-0.025em'
-            }}>
-              BOM Materials Management
-            </h2>
+            <div style={{ display: 'flex', alignItems: 'center', gap: '12px', marginBottom: '8px' }}>
+              <h2 style={{ 
+                fontSize: '28px', 
+                fontWeight: '700', 
+                color: '#0f172a', 
+                margin: 0,
+                letterSpacing: '-0.025em'
+              }}>
+                BOM Materials Management
+              </h2>
+              {isRevisionMode && (
+                <div style={{
+                  background: 'linear-gradient(135deg, #f59e0b 0%, #d97706 100%)',
+                  color: 'white',
+                  padding: '6px 12px',
+                  borderRadius: '8px',
+                  fontSize: '12px',
+                  fontWeight: '600',
+                  textTransform: 'uppercase',
+                  letterSpacing: '0.05em',
+                  boxShadow: '0 4px 6px -1px rgba(245, 158, 11, 0.3)'
+                }}>
+                  📊 Revision Mode
+                </div>
+              )}
+            </div>
             <p style={{ 
               fontSize: '16px', 
               color: '#64748b', 
@@ -298,6 +389,15 @@ const BOMManagementPage = ({
               fontWeight: '400'
             }}>
               {bomName} - {currentRevision} | Project: {selectedProject?.job_name || jobNo}
+              {isRevisionMode && revisionData && (
+                <span style={{ 
+                  marginLeft: '16px', 
+                  color: '#f59e0b', 
+                  fontWeight: '600' 
+                }}>
+                  • {revisionData.total_changed_materials} materials changed
+                </span>
+              )}
             </p>
           </div>
           <button
@@ -415,6 +515,7 @@ const BOMManagementPage = ({
             .map((category) => {
             const isActive = selectedCategory === category.key;
             const count = getCategoryMaterials(category.key).length;
+            const hasChanges = isRevisionMode && changedMaterials[category.key];
             
             return (
               <button
@@ -423,9 +524,11 @@ const BOMManagementPage = ({
                 style={{
                   background: isActive 
                     ? `linear-gradient(135deg, ${category.color} 0%, ${category.color}dd 100%)`
-                    : 'white',
-                  color: isActive ? 'white' : '#64748b',
-                  border: isActive ? 'none' : '1px solid #e2e8f0',
+                    : hasChanges 
+                      ? 'linear-gradient(135deg, #fef3c7 0%, #fde68a 100%)'
+                      : 'white',
+                  color: isActive ? 'white' : hasChanges ? '#92400e' : '#64748b',
+                  border: isActive ? 'none' : hasChanges ? '2px solid #f59e0b' : '1px solid #e2e8f0',
                   borderRadius: '12px',
                   padding: '16px 12px',
                   cursor: 'pointer',
@@ -433,7 +536,8 @@ const BOMManagementPage = ({
                   fontWeight: '600',
                   transition: 'all 0.2s ease',
                   textAlign: 'center',
-                  boxShadow: isActive ? `0 4px 14px 0 ${category.color}39` : '0 2px 8px rgba(0,0,0,0.05)'
+                  boxShadow: isActive ? `0 4px 14px 0 ${category.color}39` : hasChanges ? '0 4px 14px 0 rgba(245, 158, 11, 0.3)' : '0 2px 8px rgba(0,0,0,0.05)',
+                  position: 'relative'
                 }}
                 onMouseEnter={(e) => {
                   if (!isActive) {
@@ -448,8 +552,16 @@ const BOMManagementPage = ({
                   }
                 }}
               >
-                <div style={{ marginBottom: '4px' }}>
+                <div style={{ marginBottom: '4px', display: 'flex', alignItems: 'center', justifyContent: 'center', gap: '4px' }}>
                   {category.label}
+                  {hasChanges && (
+                    <div style={{
+                      width: '8px',
+                      height: '8px',
+                      borderRadius: '50%',
+                      background: isActive ? 'rgba(255,255,255,0.8)' : '#f59e0b'
+                    }}></div>
+                  )}
                 </div>
                 <div style={{ 
                   fontSize: '12px', 
@@ -457,6 +569,11 @@ const BOMManagementPage = ({
                   fontWeight: '500'
                 }}>
                   {count} items
+                  {hasChanges && (
+                    <span style={{ marginLeft: '4px', fontSize: '10px' }}>
+                      ({changedMaterials[category.key].changed_count} changed)
+                    </span>
+                  )}
                 </div>
               </button>
             );
diff --git a/frontend/src/pages/EnhancedRevisionPage.css b/frontend/src/pages/EnhancedRevisionPage.css
deleted file mode 100644
index 54beaca..0000000
--- a/frontend/src/pages/EnhancedRevisionPage.css
+++ /dev/null
@@ -1,815 +0,0 @@
-/* Enhanced Revision Page - 기존 스타일 통일 */
-
-* {
-  box-sizing: border-box;
-}
-
-.materials-page {
-  background: #f8f9fa;
-  min-height: 100vh;
-  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
-  overflow-x: auto;
-  min-width: 1400px;
-}
-
-/* 헤더 */
-.materials-header {
-  background: white;
-  border-bottom: 1px solid #e5e7eb;
-  padding: 16px 24px;
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-}
-
-.header-left {
-  display: flex;
-  align-items: center;
-  gap: 16px;
-}
-
-.back-button {
-  display: inline-flex;
-  align-items: center;
-  gap: 6px;
-  padding: 6px 12px;
-  background: #6366f1;
-  color: white;
-  border: none;
-  border-radius: 6px;
-  font-size: 14px;
-  font-weight: 500;
-  cursor: pointer;
-  transition: all 0.2s;
-}
-
-.back-button:hover {
-  background: #5558e3;
-  transform: translateY(-1px);
-}
-
-.header-center {
-  display: flex;
-  align-items: center;
-  gap: 16px;
-}
-
-/* 메인 콘텐츠 */
-.materials-content {
-  padding: 24px;
-}
-
-/* 컨트롤 섹션 */
-.control-section {
-    background: white;
-    border-radius: 8px;
-    padding: 20px;
-    margin-bottom: 20px;
-    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
-    border: 1px solid #e5e7eb;
-}
-
-.section-header h3 {
-    margin: 0 0 16px 0;
-    color: #1f2937;
-    font-size: 18px;
-    font-weight: 600;
-}
-
-.control-grid {
-    display: grid;
-    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
-    gap: 20px;
-    align-items: end;
-}
-
-.control-group {
-    display: flex;
-    flex-direction: column;
-}
-
-.control-group label {
-    font-weight: 600;
-    color: #34495e;
-    margin-bottom: 8px;
-    font-size: 0.95em;
-}
-
-.control-group select {
-    padding: 8px 12px;
-    border: 1px solid #d1d5db;
-    border-radius: 6px;
-    font-size: 14px;
-    background: white;
-    color: #374151;
-    transition: all 0.2s ease;
-}
-
-.control-group select:focus {
-    outline: none;
-    border-color: #6366f1;
-    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
-}
-
-.control-group select:disabled {
-    background-color: #f9fafb;
-    color: #9ca3af;
-    cursor: not-allowed;
-}
-
-.btn-compare {
-    padding: 8px 16px;
-    background: #6366f1;
-    color: white;
-    border: none;
-    border-radius: 6px;
-    font-size: 14px;
-    font-weight: 500;
-    cursor: pointer;
-    transition: all 0.2s ease;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    gap: 6px;
-}
-
-.btn-compare:hover:not(:disabled) {
-    background: #5558e3;
-    transform: translateY(-1px);
-}
-
-.btn-compare:disabled {
-    background: #9ca3af;
-    cursor: not-allowed;
-    transform: none;
-}
-
-/* 메인 콘텐츠 레이아웃 */
-.revision-content {
-    display: grid;
-    grid-template-columns: 2fr 1fr;
-    gap: 25px;
-}
-
-.content-left, .content-right {
-    display: flex;
-    flex-direction: column;
-    gap: 25px;
-}
-
-/* 비교 결과 */
-.comparison-result {
-    background: white;
-    border-radius: 8px;
-    padding: 20px;
-    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
-    border: 1px solid #e5e7eb;
-}
-
-.result-header {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    margin-bottom: 20px;
-    padding-bottom: 12px;
-    border-bottom: 1px solid #e5e7eb;
-}
-
-.result-header h3 {
-    margin: 0;
-    color: #1f2937;
-    font-size: 18px;
-    font-weight: 600;
-}
-
-.btn-apply {
-    padding: 8px 16px;
-    background: #10b981;
-    color: white;
-    border: none;
-    border-radius: 6px;
-    font-size: 14px;
-    font-weight: 500;
-    cursor: pointer;
-    transition: all 0.2s ease;
-}
-
-.btn-apply:hover:not(:disabled) {
-    background: #059669;
-    transform: translateY(-1px);
-}
-
-/* 비교 요약 */
-.comparison-summary {
-    margin-bottom: 30px;
-}
-
-.comparison-summary h3 {
-    margin: 0 0 20px 0;
-    color: #2c3e50;
-    font-size: 1.2em;
-}
-
-.summary-grid {
-    display: grid;
-    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
-    gap: 20px;
-}
-
-.summary-card {
-    padding: 20px;
-    border-radius: 10px;
-    border-left: 4px solid;
-}
-
-.summary-card.purchased {
-    background: #e8f5e8;
-    border-left-color: #27ae60;
-}
-
-.summary-card.unpurchased {
-    background: #fff3cd;
-    border-left-color: #ffc107;
-}
-
-.summary-card.changes {
-    background: #e3f2fd;
-    border-left-color: #2196f3;
-}
-
-.summary-card h4 {
-    margin: 0 0 15px 0;
-    font-size: 1.1em;
-    color: #2c3e50;
-}
-
-.summary-stats {
-    display: flex;
-    flex-wrap: wrap;
-    gap: 12px;
-}
-
-.stat-item {
-    padding: 6px 12px;
-    border-radius: 20px;
-    font-size: 0.9em;
-    font-weight: 600;
-    background: white;
-    color: #2c3e50;
-    border: 1px solid #e1e8ed;
-}
-
-.stat-item.increase {
-    background: #ffebee;
-    color: #c62828;
-    border-color: #ffcdd2;
-}
-
-.stat-item.decrease {
-    background: #e8f5e8;
-    color: #2e7d32;
-    border-color: #c8e6c9;
-}
-
-.stat-item.new {
-    background: #e3f2fd;
-    color: #1565c0;
-    border-color: #bbdefb;
-}
-
-.stat-item.deleted {
-    background: #fce4ec;
-    color: #ad1457;
-    border-color: #f8bbd9;
-}
-
-/* 변경사항 상세 */
-.change-details {
-    margin-top: 20px;
-}
-
-.change-details h3 {
-    margin: 0 0 20px 0;
-    color: #2c3e50;
-    font-size: 1.2em;
-}
-
-.change-section {
-    margin-bottom: 25px;
-    padding: 20px;
-    background: #f8f9fa;
-    border-radius: 10px;
-}
-
-.change-section h4 {
-    margin: 0 0 15px 0;
-    color: #2c3e50;
-    font-size: 1.1em;
-}
-
-.change-category {
-    margin-bottom: 20px;
-}
-
-.change-category h5 {
-    margin: 0 0 12px 0;
-    color: #34495e;
-    font-size: 1em;
-}
-
-.material-list {
-    display: flex;
-    flex-direction: column;
-    gap: 8px;
-}
-
-.material-item {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    padding: 12px;
-    background: white;
-    border-radius: 8px;
-    border-left: 3px solid #e1e8ed;
-}
-
-.change-category.additional-purchase .material-item {
-    border-left-color: #e74c3c;
-}
-
-.change-category.excess-inventory .material-item {
-    border-left-color: #f39c12;
-}
-
-.change-category.quantity-updated .material-item {
-    border-left-color: #3498db;
-}
-
-.change-category.quantity-reduced .material-item {
-    border-left-color: #95a5a6;
-}
-
-.change-category.new-materials .material-item {
-    border-left-color: #27ae60;
-}
-
-.change-category.deleted-materials .material-item {
-    border-left-color: #e74c3c;
-}
-
-.material-desc {
-    flex: 1;
-    font-weight: 500;
-    color: #2c3e50;
-}
-
-.quantity-change, .quantity-info {
-    font-weight: 600;
-    color: #7f8c8d;
-    font-size: 0.9em;
-}
-
-.reason {
-    font-style: italic;
-    color: #95a5a6;
-    font-size: 0.85em;
-}
-
-/* PIPE 길이 요약 */
-.pipe-length-summary {
-    background: white;
-    border-radius: 12px;
-    padding: 25px;
-    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
-}
-
-.summary-header {
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-    justify-content: space-between;
-    align-items: center;
-    margin-bottom: 20px;
-    padding-bottom: 15px;
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-}
-
-.summary-header h3 {
-    margin: 0;
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-}
-
-.btn-recalculate {
-    padding: 8px 16px;
-    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
-    color: white;
-    border: none;
-    border-radius: 6px;
-    font-size: 0.9em;
-    font-weight: 600;
-    cursor: pointer;
-    transition: all 0.2s ease;
-}
-
-.btn-recalculate:hover:not(:disabled) {
-    transform: translateY(-1px);
-    box-shadow: 0 3px 10px rgba(243, 156, 18, 0.3);
-}
-
-.pipe-stats {
-    display: flex;
-    gap: 20px;
-    margin-bottom: 20px;
-    padding: 15px;
-    background: #f8f9fa;
-    border-radius: 8px;
-}
-
-.pipe-stats span {
-    font-weight: 600;
-    color: #2c3e50;
-}
-
-.pipe-lines {
-    display: flex;
-    flex-direction: column;
-    gap: 12px;
-}
-
-.pipe-line {
-    padding: 15px;
-    border-radius: 8px;
-    border-left: 4px solid;
-    background: white;
-    transition: all 0.2s ease;
-}
-
-.pipe-line:hover {
-    transform: translateX(5px);
-    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
-}
-
-.pipe-line.purchased {
-    border-left-color: #27ae60;
-    background: #e8f5e8;
-}
-
-.pipe-line.pending {
-    border-left-color: #f39c12;
-    background: #fff3cd;
-}
-
-.pipe-line.mixed {
-    border-left-color: #e74c3c;
-    background: #ffebee;
-}
-
-.line-info {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    margin-bottom: 8px;
-}
-
-.drawing-line {
-    font-weight: 600;
-    color: #2c3e50;
-    font-size: 1.05em;
-}
-
-.material-spec {
-    font-size: 0.9em;
-    color: #7f8c8d;
-}
-
-.line-stats {
-    display: flex;
-    gap: 15px;
-    align-items: center;
-}
-
-.line-stats span {
-    font-size: 0.9em;
-    color: #34495e;
-}
-
-.status {
-    padding: 4px 8px;
-    border-radius: 12px;
-    font-size: 0.8em;
-    font-weight: 600;
-}
-
-.status.purchased {
-    background: #d4edda;
-    color: #155724;
-}
-
-.status.pending {
-    background: #fff3cd;
-    color: #856404;
-}
-
-.status.mixed {
-    background: #f8d7da;
-    color: #721c24;
-}
-
-/* 비교 이력 */
-.comparison-history {
-    background: white;
-    border-radius: 12px;
-    padding: 25px;
-    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
-}
-
-.comparison-history h3 {
-    margin: 0 0 20px 0;
-    color: #2c3e50;
-    font-size: 1.3em;
-}
-
-.history-list {
-    display: flex;
-    flex-direction: column;
-    gap: 15px;
-}
-
-.history-item {
-    padding: 15px;
-    border-radius: 8px;
-    border: 2px solid;
-    transition: all 0.2s ease;
-}
-
-.history-item.applied {
-    border-color: #27ae60;
-    background: #e8f5e8;
-}
-
-.history-item.pending {
-    border-color: #f39c12;
-    background: #fff3cd;
-}
-
-.history-header {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    margin-bottom: 10px;
-}
-
-.comparison-date {
-    font-weight: 600;
-    color: #2c3e50;
-    font-size: 0.9em;
-}
-
-.status.applied {
-    background: #d4edda;
-    color: #155724;
-    padding: 4px 8px;
-    border-radius: 12px;
-    font-size: 0.8em;
-    font-weight: 600;
-}
-
-.status.pending {
-    background: #fff3cd;
-    color: #856404;
-    padding: 4px 8px;
-    border-radius: 12px;
-    font-size: 0.8em;
-    font-weight: 600;
-}
-
-.history-summary {
-    display: flex;
-    flex-direction: column;
-    gap: 4px;
-    margin-bottom: 10px;
-}
-
-.history-summary span {
-    font-size: 0.85em;
-    color: #7f8c8d;
-}
-
-.btn-apply-small {
-    padding: 6px 12px;
-    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
-    color: white;
-    border: none;
-    border-radius: 6px;
-    font-size: 0.8em;
-    font-weight: 600;
-    cursor: pointer;
-    transition: all 0.2s ease;
-    align-self: flex-start;
-}
-
-.btn-apply-small:hover:not(:disabled) {
-    transform: translateY(-1px);
-    box-shadow: 0 2px 8px rgba(39, 174, 96, 0.3);
-}
-
-.no-history {
-    text-align: center;
-    color: #95a5a6;
-    font-style: italic;
-    padding: 40px 20px;
-}
-
-/* 반응형 디자인 */
-@media (max-width: 1200px) {
-    .revision-content {
-        grid-template-columns: 1fr;
-    }
-    
-    .control-grid {
-        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
-    }
-}
-
-@media (max-width: 768px) {
-    .enhanced-revision-page {
-        padding: 15px;
-    }
-    
-    .page-header {
-        padding: 15px;
-    }
-    
-    .page-header h1 {
-        font-size: 1.8em;
-    }
-    
-    .revision-controls,
-    .comparison-result,
-    .pipe-length-summary,
-    .comparison-history {
-        padding: 20px;
-    }
-    
-    .control-grid {
-        grid-template-columns: 1fr;
-    }
-    
-    .summary-grid {
-        grid-template-columns: 1fr;
-    }
-    
-    .line-info {
-        flex-direction: column;
-        align-items: flex-start;
-        gap: 5px;
-    }
-    
-    .line-stats {
-        flex-wrap: wrap;
-        gap: 10px;
-    }
-    
-    .material-item {
-        flex-direction: column;
-        align-items: flex-start;
-        gap: 8px;
-    }
-}
-
-/* 카테고리별 자재 관리 섹션 */
-.category-materials-section {
-    background: white;
-    border-radius: 12px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
-    padding: 24px;
-    margin-bottom: 24px;
-    border: 1px solid #e2e8f0;
-}
-
-.category-materials-section h3 {
-    margin: 0 0 20px 0;
-    font-size: 18px;
-    font-weight: 600;
-    color: #1e293b;
-}
-
-.category-grid {
-    display: grid;
-    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
-    gap: 16px;
-}
-
-.category-card {
-    background: #f8fafc;
-    border: 2px solid #e2e8f0;
-    border-radius: 12px;
-    padding: 20px;
-    transition: all 0.3s ease;
-    position: relative;
-}
-
-.category-card:hover {
-    border-color: #6366f1;
-    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
-    transform: translateY(-2px);
-}
-
-.category-card.has-revisions {
-    background: linear-gradient(135deg, #fef3c7 0%, #fbbf24 100%);
-    border-color: #f59e0b;
-}
-
-.category-card.has-revisions:hover {
-    border-color: #d97706;
-    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
-}
-
-.category-header {
-    display: flex;
-    align-items: center;
-    gap: 12px;
-    margin-bottom: 16px;
-}
-
-.category-icon {
-    font-size: 24px;
-    width: 40px;
-    height: 40px;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    background: white;
-    border-radius: 8px;
-    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
-}
-
-.category-info h4 {
-    margin: 0;
-    font-size: 16px;
-    font-weight: 600;
-    color: #1e293b;
-}
-
-.category-desc {
-    font-size: 14px;
-    color: #64748b;
-}
-
-.category-stats {
-    display: flex;
-    gap: 12px;
-    flex-wrap: wrap;
-}
-
-.category-stats .stat-item {
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    padding: 8px 12px;
-    background: white;
-    border-radius: 8px;
-    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
-    min-width: 60px;
-}
-
-.category-stats .stat-item.revision {
-    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
-    color: white;
-}
-
-.category-stats .stat-item.inventory {
-    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
-    color: white;
-}
-
-.category-stats .stat-label {
-    font-size: 12px;
-    font-weight: 500;
-    margin-bottom: 2px;
-}
-
-.category-stats .stat-value {
-    font-size: 18px;
-    font-weight: 700;
-}
-
-.empty-category {
-    position: absolute;
-    top: 50%;
-    left: 50%;
-    transform: translate(-50%, -50%);
-    color: #9ca3af;
-    font-size: 14px;
-    font-style: italic;
-}
-
-/* 카테고리 카드 반응형 */
-@media (max-width: 768px) {
-    .category-grid {
-        grid-template-columns: 1fr;
-    }
-    
-    .category-stats {
-        justify-content: center;
-    }
-}
diff --git a/frontend/src/pages/EnhancedRevisionPage.jsx b/frontend/src/pages/EnhancedRevisionPage.jsx
deleted file mode 100644
index f9f3764..0000000
--- a/frontend/src/pages/EnhancedRevisionPage.jsx
+++ /dev/null
@@ -1,683 +0,0 @@
-import React, { useState, useEffect } from 'react';
-import { api } from '../api';
-import { LoadingSpinner, ErrorMessage, ConfirmDialog } from '../components/common';
-import FittingRevisionPage from './revision/FittingRevisionPage';
-import FlangeRevisionPage from './revision/FlangeRevisionPage';
-import SpecialRevisionPage from './revision/SpecialRevisionPage';
-import SupportRevisionPage from './revision/SupportRevisionPage';
-import UnclassifiedRevisionPage from './revision/UnclassifiedRevisionPage';
-import ValveRevisionPage from './revision/ValveRevisionPage';
-import GasketRevisionPage from './revision/GasketRevisionPage';
-import BoltRevisionPage from './revision/BoltRevisionPage';
-import PipeCuttingPlanPage from './revision/PipeCuttingPlanPage';
-import './EnhancedRevisionPage.css';
-
-const EnhancedRevisionPage = ({ onNavigate, user }) => {
-    const [jobs, setJobs] = useState([]);
-    const [selectedJob, setSelectedJob] = useState('');
-    const [files, setFiles] = useState([]);
-    const [currentFile, setCurrentFile] = useState('');
-    const [previousFile, setPreviousFile] = useState('');
-    const [comparisonResult, setComparisonResult] = useState(null);
-    const [comparisonHistory, setComparisonHistory] = useState([]);
-    const [pipeLengthSummary, setPipeLengthSummary] = useState(null);
-    
-    const [loading, setLoading] = useState(false);
-    const [error, setError] = useState('');
-    const [showApplyDialog, setShowApplyDialog] = useState(false);
-    const [selectedComparison, setSelectedComparison] = useState(null);
-    
-    // 카테고리별 페이지 라우팅
-    const [selectedCategory, setSelectedCategory] = useState('');
-    const [categoryMaterials, setCategoryMaterials] = useState({});
-
-    // 작업 목록 조회
-    useEffect(() => {
-        fetchJobs();
-    }, []);
-
-    // 선택된 작업의 파일 목록 조회
-    useEffect(() => {
-        if (selectedJob) {
-            fetchJobFiles();
-            fetchComparisonHistory();
-        }
-    }, [selectedJob]);
-
-    // 현재 파일의 PIPE 길이 요약 및 카테고리별 자재 조회
-    useEffect(() => {
-        if (currentFile) {
-            fetchPipeLengthSummary();
-            fetchCategoryMaterials();
-        }
-    }, [currentFile]);
-
-    const fetchJobs = async () => {
-        try {
-            const response = await api.get('/dashboard/projects');
-            setJobs(response.data.projects || []);
-        } catch (err) {
-            setError('작업 목록 조회 실패: ' + err.message);
-        }
-    };
-
-    const fetchJobFiles = async () => {
-        try {
-            const response = await api.get(`/files/by-job/${selectedJob}`);
-            setFiles(response.data || []);
-        } catch (err) {
-            setError('파일 목록 조회 실패: ' + err.message);
-        }
-    };
-
-    const fetchComparisonHistory = async () => {
-        try {
-            const response = await api.get(`/enhanced-revision/comparison-history/${selectedJob}`);
-            setComparisonHistory(response.data.data || []);
-        } catch (err) {
-            console.error('비교 이력 조회 실패:', err);
-        }
-    };
-
-    const fetchPipeLengthSummary = async () => {
-        try {
-            const response = await api.get(`/enhanced-revision/pipe-length-summary/${currentFile}`);
-            setPipeLengthSummary(response.data.data);
-        } catch (err) {
-            console.error('PIPE 길이 요약 조회 실패:', err);
-        }
-    };
-
-    const fetchCategoryMaterials = async () => {
-        if (!currentFile) return;
-
-        try {
-            const categories = ['PIPE', 'FITTING', 'FLANGE', 'VALVE', 'GASKET', 'BOLT', 'SUPPORT', 'SPECIAL', 'UNCLASSIFIED'];
-            const materialStats = {};
-
-            for (const category of categories) {
-                try {
-                    const response = await api.get(`/revision-material/category/${currentFile}/${category}`);
-                    materialStats[category] = {
-                        count: response.data.data?.materials?.length || 0,
-                        processing_info: response.data.data?.processing_info || {}
-                    };
-                } catch (err) {
-                    console.error(`Failed to fetch ${category} materials:`, err);
-                    materialStats[category] = { count: 0, processing_info: {} };
-                }
-            }
-
-            setCategoryMaterials(materialStats);
-        } catch (err) {
-            console.error('카테고리별 자재 조회 실패:', err);
-        }
-    };
-
-    const handleCompareRevisions = async () => {
-        if (!selectedJob || !currentFile) {
-            setError('작업과 현재 파일을 선택해주세요.');
-            return;
-        }
-
-        setLoading(true);
-        setError('');
-
-        try {
-            const params = {
-                job_no: selectedJob,
-                current_file_id: parseInt(currentFile),
-                save_comparison: true
-            };
-
-            if (previousFile) {
-                params.previous_file_id = parseInt(previousFile);
-            }
-
-            const response = await api.post('/enhanced-revision/compare-revisions', null, { params });
-            setComparisonResult(response.data.data);
-            
-            // 비교 이력 새로고침
-            fetchComparisonHistory();
-            
-        } catch (err) {
-            setError('리비전 비교 실패: ' + err.message);
-        } finally {
-            setLoading(false);
-        }
-    };
-
-    const handleApplyChanges = async (comparisonId) => {
-        setLoading(true);
-        setError('');
-
-        try {
-            const response = await api.post(`/enhanced-revision/apply-revision-changes/${comparisonId}`);
-            
-            if (response.data.success) {
-                alert('리비전 변경사항이 성공적으로 적용되었습니다.');
-                fetchComparisonHistory();
-                setComparisonResult(null);
-            }
-        } catch (err) {
-            setError('변경사항 적용 실패: ' + err.message);
-        } finally {
-            setLoading(false);
-            setShowApplyDialog(false);
-        }
-    };
-
-    const handleRecalculatePipeLengths = async () => {
-        if (!currentFile) return;
-
-        setLoading(true);
-        try {
-            const response = await api.post(`/enhanced-revision/recalculate-pipe-lengths/${currentFile}`);
-            
-            if (response.data.success) {
-                alert(`PIPE 자재 ${response.data.data.updated_count}개의 길이를 재계산했습니다.`);
-                fetchPipeLengthSummary();
-            }
-        } catch (err) {
-            setError('PIPE 길이 재계산 실패: ' + err.message);
-        } finally {
-            setLoading(false);
-        }
-    };
-
-    const renderComparisonSummary = (summary) => {
-        if (!summary) return null;
-
-        return (
-            <div className="comparison-summary">
-                <h3>📊 비교 요약</h3>
-                <div className="summary-grid">
-                    <div className="summary-card purchased">
-                        <h4>🛒 구매 완료 자재</h4>
-                        <div className="summary-stats">
-                            <span className="stat-item">유지: {summary.purchased_maintained}</span>
-                            <span className="stat-item increase">추가구매: {summary.purchased_increased}</span>
-                            <span className="stat-item decrease">잉여재고: {summary.purchased_decreased}</span>
-                        </div>
-                    </div>
-                    <div className="summary-card unpurchased">
-                        <h4>📋 구매 미완료 자재</h4>
-                        <div className="summary-stats">
-                            <span className="stat-item">유지: {summary.unpurchased_maintained}</span>
-                            <span className="stat-item increase">수량증가: {summary.unpurchased_increased}</span>
-                            <span className="stat-item decrease">수량감소: {summary.unpurchased_decreased}</span>
-                        </div>
-                    </div>
-                    <div className="summary-card changes">
-                        <h4>🔄 변경사항</h4>
-                        <div className="summary-stats">
-                            <span className="stat-item new">신규: {summary.new_materials}</span>
-                            <span className="stat-item deleted">삭제: {summary.deleted_materials}</span>
-                        </div>
-                    </div>
-                </div>
-            </div>
-        );
-    };
-
-    const renderChangeDetails = (changes) => {
-        if (!changes) return null;
-
-        return (
-            <div className="change-details">
-                <h3>📋 상세 변경사항</h3>
-                
-                {/* 구매 완료 자재 변경사항 */}
-                {changes.purchased_materials && (
-                    <div className="change-section">
-                        <h4>🛒 구매 완료 자재</h4>
-                        
-                        {changes.purchased_materials.additional_purchase_needed?.length > 0 && (
-                            <div className="change-category additional-purchase">
-                                <h5>📈 추가 구매 필요</h5>
-                                <div className="material-list">
-                                    {changes.purchased_materials.additional_purchase_needed.map((item, idx) => (
-                                        <div key={idx} className="material-item">
-                                            <span className="material-desc">{item.material.original_description}</span>
-                                            <span className="quantity-change">
-                                                {item.previous_quantity} → {item.current_quantity} 
-                                                (+{item.additional_needed})
-                                            </span>
-                                        </div>
-                                    ))}
-                                </div>
-                            </div>
-                        )}
-
-                        {changes.purchased_materials.excess_inventory?.length > 0 && (
-                            <div className="change-category excess-inventory">
-                                <h5>📉 잉여 재고</h5>
-                                <div className="material-list">
-                                    {changes.purchased_materials.excess_inventory.map((item, idx) => (
-                                        <div key={idx} className="material-item">
-                                            <span className="material-desc">{item.material.original_description}</span>
-                                            <span className="quantity-change">
-                                                {item.previous_quantity} → {item.current_quantity} 
-                                                (-{item.excess_quantity})
-                                            </span>
-                                        </div>
-                                    ))}
-                                </div>
-                            </div>
-                        )}
-                    </div>
-                )}
-
-                {/* 구매 미완료 자재 변경사항 */}
-                {changes.unpurchased_materials && (
-                    <div className="change-section">
-                        <h4>📋 구매 미완료 자재</h4>
-                        
-                        {changes.unpurchased_materials.quantity_updated?.length > 0 && (
-                            <div className="change-category quantity-updated">
-                                <h5>📊 수량 변경</h5>
-                                <div className="material-list">
-                                    {changes.unpurchased_materials.quantity_updated.map((item, idx) => (
-                                        <div key={idx} className="material-item">
-                                            <span className="material-desc">{item.material.original_description}</span>
-                                            <span className="quantity-change">
-                                                {item.previous_quantity} → {item.current_quantity}
-                                            </span>
-                                        </div>
-                                    ))}
-                                </div>
-                            </div>
-                        )}
-
-                        {changes.unpurchased_materials.quantity_reduced?.length > 0 && (
-                            <div className="change-category quantity-reduced">
-                                <h5>📉 수량 감소</h5>
-                                <div className="material-list">
-                                    {changes.unpurchased_materials.quantity_reduced.map((item, idx) => (
-                                        <div key={idx} className="material-item">
-                                            <span className="material-desc">{item.material.original_description}</span>
-                                            <span className="quantity-change">
-                                                {item.previous_quantity} → {item.current_quantity}
-                                            </span>
-                                        </div>
-                                    ))}
-                                </div>
-                            </div>
-                        )}
-                    </div>
-                )}
-
-                {/* 신규/삭제 자재 */}
-                {(changes.new_materials?.length > 0 || changes.deleted_materials?.length > 0) && (
-                    <div className="change-section">
-                        <h4>🔄 신규/삭제 자재</h4>
-                        
-                        {changes.new_materials?.length > 0 && (
-                            <div className="change-category new-materials">
-                                <h5>✅ 신규 자재</h5>
-                                <div className="material-list">
-                                    {changes.new_materials.map((item, idx) => (
-                                        <div key={idx} className="material-item">
-                                            <span className="material-desc">{item.material.original_description}</span>
-                                            <span className="quantity-info">수량: {item.material.quantity}</span>
-                                        </div>
-                                    ))}
-                                </div>
-                            </div>
-                        )}
-
-                        {changes.deleted_materials?.length > 0 && (
-                            <div className="change-category deleted-materials">
-                                <h5>❌ 삭제된 자재</h5>
-                                <div className="material-list">
-                                    {changes.deleted_materials.map((item, idx) => (
-                                        <div key={idx} className="material-item">
-                                            <span className="material-desc">{item.material.original_description}</span>
-                                            <span className="reason">{item.reason}</span>
-                                        </div>
-                                    ))}
-                                </div>
-                            </div>
-                        )}
-                    </div>
-                )}
-            </div>
-        );
-    };
-
-    const renderPipeLengthSummary = () => {
-        if (!pipeLengthSummary) return null;
-
-        return (
-            <div className="pipe-length-summary">
-                <div className="summary-header">
-                    <h3>🔧 PIPE 자재 길이 요약</h3>
-                    <button 
-                        className="btn-recalculate"
-                        onClick={handleRecalculatePipeLengths}
-                        disabled={loading}
-                    >
-                        🔄 길이 재계산
-                    </button>
-                </div>
-                
-                <div className="pipe-stats">
-                    <span>총 라인: {pipeLengthSummary.total_lines}개</span>
-                    <span>총 길이: {pipeLengthSummary.total_length?.toFixed(2)}m</span>
-                </div>
-
-                <div className="pipe-lines">
-                    {pipeLengthSummary.pipe_lines?.map((line, idx) => (
-                        <div key={idx} className={`pipe-line ${line.purchase_status}`}>
-                            <div className="line-info">
-                                <span className="drawing-line">
-                                    {line.drawing_name} - {line.line_no}
-                                </span>
-                                <span className="material-spec">
-                                    {line.material_grade} {line.schedule} {line.nominal_size}
-                                </span>
-                            </div>
-                            <div className="line-stats">
-                                <span className="length">길이: {line.total_length?.toFixed(2)}m</span>
-                                <span className="segments">구간: {line.segment_count}개</span>
-                                <span className={`status ${line.purchase_status}`}>
-                                    {line.purchase_status === 'purchased' ? '구매완료' : 
-                                     line.purchase_status === 'pending' ? '구매대기' : '혼재'}
-                                </span>
-                            </div>
-                        </div>
-                    ))}
-                </div>
-            </div>
-        );
-    };
-
-    // 카테고리별 페이지 렌더링
-    if (selectedCategory && currentFile && previousFile) {
-        const categoryProps = {
-            jobNo: selectedJob,
-            fileId: parseInt(currentFile),
-            previousFileId: parseInt(previousFile),
-            onNavigate: (page) => {
-                if (page === 'enhanced-revision') {
-                    setSelectedCategory('');
-                } else {
-                    onNavigate(page);
-                }
-            },
-            user
-        };
-
-        switch (selectedCategory) {
-            case 'FITTING':
-                return <FittingRevisionPage {...categoryProps} />;
-            case 'FLANGE':
-                return <FlangeRevisionPage {...categoryProps} />;
-            case 'SPECIAL':
-                return <SpecialRevisionPage {...categoryProps} />;
-            case 'SUPPORT':
-                return <SupportRevisionPage {...categoryProps} />;
-            case 'UNCLASSIFIED':
-                return <UnclassifiedRevisionPage {...categoryProps} />;
-            case 'VALVE':
-                return <ValveRevisionPage {...categoryProps} />;
-            case 'GASKET':
-                return <GasketRevisionPage {...categoryProps} />;
-            case 'BOLT':
-                return <BoltRevisionPage {...categoryProps} />;
-            case 'PIPE':
-                return <PipeCuttingPlanPage {...categoryProps} />;
-            default:
-                setSelectedCategory('');
-                break;
-        }
-    }
-
-    return (
-        <div className="materials-page">
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate ? onNavigate('dashboard') : window.history.back()}
-                    >
-                        ← 뒤로가기
-                    </button>
-                    <div className="header-center">
-                        <h1 style={{ margin: 0, fontSize: '24px', fontWeight: '600', color: '#1f2937' }}>
-                            🔄 강화된 리비전 관리
-                        </h1>
-                        <span style={{ color: '#6b7280', fontSize: '14px' }}>
-                            구매 상태를 고려한 스마트 리비전 비교
-                        </span>
-                    </div>
-                </div>
-            </div>
-
-            {error && <ErrorMessage message={error} onClose={() => setError('')} />}
-
-            {/* 메인 콘텐츠 */}
-            <div className="materials-content">
-                <div className="control-section">
-                    <div className="section-header">
-                        <h3>📂 비교 설정</h3>
-                    </div>
-                    <div className="control-grid">
-                        <div className="control-group">
-                            <label>작업 선택:</label>
-                            <select 
-                                value={selectedJob} 
-                                onChange={(e) => setSelectedJob(e.target.value)}
-                                disabled={loading}
-                            >
-                                <option value="">작업을 선택하세요</option>
-                                {jobs.map(job => (
-                                    <option key={job.job_no} value={job.job_no}>
-                                        {job.job_no} - {job.job_name}
-                                    </option>
-                                ))}
-                            </select>
-                        </div>
-
-                        <div className="control-group">
-                            <label>현재 파일:</label>
-                            <select 
-                                value={currentFile} 
-                                onChange={(e) => setCurrentFile(e.target.value)}
-                                disabled={loading || !selectedJob}
-                            >
-                                <option value="">현재 파일을 선택하세요</option>
-                                {files.map(file => (
-                                    <option key={file.id} value={file.id}>
-                                        {file.original_filename} ({file.revision})
-                                    </option>
-                                ))}
-                            </select>
-                        </div>
-
-                        <div className="control-group">
-                            <label>이전 파일 (선택사항):</label>
-                            <select 
-                                value={previousFile} 
-                                onChange={(e) => setPreviousFile(e.target.value)}
-                                disabled={loading || !selectedJob}
-                            >
-                                <option value="">자동 탐지</option>
-                                {files.filter(f => f.id !== parseInt(currentFile)).map(file => (
-                                    <option key={file.id} value={file.id}>
-                                        {file.original_filename} ({file.revision})
-                                    </option>
-                                ))}
-                            </select>
-                        </div>
-
-                        <div className="control-group">
-                            <button 
-                                className="btn-compare"
-                                onClick={handleCompareRevisions}
-                                disabled={loading || !selectedJob || !currentFile}
-                            >
-                                {loading ? <LoadingSpinner size="small" /> : '🔍 리비전 비교'}
-                            </button>
-                        </div>
-                    </div>
-                </div>
-            </div>
-
-            <div className="revision-content">
-                <div className="content-left">
-                    {/* 비교 결과 */}
-                    {comparisonResult && (
-                        <div className="comparison-result">
-                            <div className="result-header">
-                                <h3>📊 비교 결과</h3>
-                                {comparisonResult.comparison_id && (
-                                    <button 
-                                        className="btn-apply"
-                                        onClick={() => {
-                                            setSelectedComparison(comparisonResult.comparison_id);
-                                            setShowApplyDialog(true);
-                                        }}
-                                        disabled={loading}
-                                    >
-                                        ✅ 변경사항 적용
-                                    </button>
-                                )}
-                            </div>
-                            
-                            {renderComparisonSummary(comparisonResult.summary)}
-                            {renderChangeDetails(comparisonResult.changes)}
-                        </div>
-                    )}
-
-                    {/* PIPE 길이 요약 */}
-                    {renderPipeLengthSummary()}
-
-                    {/* 카테고리별 자재 관리 */}
-                    {currentFile && previousFile && Object.keys(categoryMaterials).length > 0 && (
-                        <div className="category-materials-section">
-                            <h3>📂 카테고리별 리비전 관리</h3>
-                            <div className="category-grid">
-                                {[
-                                    { key: 'PIPE', name: 'PIPE', icon: '🔧', description: 'Cutting Plan 관리' },
-                                    { key: 'FITTING', name: 'FITTING', icon: '🔧', description: '피팅 자재' },
-                                    { key: 'FLANGE', name: 'FLANGE', icon: '🔩', description: '플랜지 자재' },
-                                    { key: 'VALVE', name: 'VALVE', icon: '🚰', description: '밸브 자재' },
-                                    { key: 'GASKET', name: 'GASKET', icon: '⭕', description: '가스켓 자재' },
-                                    { key: 'BOLT', name: 'BOLT', icon: '🔩', description: '볼트 자재' },
-                                    { key: 'SUPPORT', name: 'SUPPORT', icon: '🏗️', description: '지지대 자재' },
-                                    { key: 'SPECIAL', name: 'SPECIAL', icon: '⭐', description: '특수 자재' },
-                                    { key: 'UNCLASSIFIED', name: 'UNCLASSIFIED', icon: '❓', description: '미분류 자재' }
-                                ].map(category => {
-                                    const stats = categoryMaterials[category.key] || { count: 0, processing_info: {} };
-                                    const hasRevisionMaterials = stats.processing_info?.by_status?.REVISION_MATERIAL > 0;
-                                    
-                                    return (
-                                        <div 
-                                            key={category.key}
-                                            className={`category-card ${hasRevisionMaterials ? 'has-revisions' : ''}`}
-                                            onClick={() => stats.count > 0 && setSelectedCategory(category.key)}
-                                            style={{ cursor: stats.count > 0 ? 'pointer' : 'not-allowed' }}
-                                        >
-                                            <div className="category-header">
-                                                <span className="category-icon">{category.icon}</span>
-                                                <div className="category-info">
-                                                    <h4>{category.name}</h4>
-                                                    <span className="category-desc">{category.description}</span>
-                                                </div>
-                                            </div>
-                                            <div className="category-stats">
-                                                <div className="stat-item">
-                                                    <span className="stat-label">전체</span>
-                                                    <span className="stat-value">{stats.count}</span>
-                                                </div>
-                                                {hasRevisionMaterials && (
-                                                    <div className="stat-item revision">
-                                                        <span className="stat-label">리비전</span>
-                                                        <span className="stat-value">{stats.processing_info.by_status.REVISION_MATERIAL}</span>
-                                                    </div>
-                                                )}
-                                                {stats.processing_info?.by_status?.INVENTORY_MATERIAL > 0 && (
-                                                    <div className="stat-item inventory">
-                                                        <span className="stat-label">재고</span>
-                                                        <span className="stat-value">{stats.processing_info.by_status.INVENTORY_MATERIAL}</span>
-                                                    </div>
-                                                )}
-                                            </div>
-                                            {stats.count === 0 && (
-                                                <div className="empty-category">자료 없음</div>
-                                            )}
-                                        </div>
-                                    );
-                                })}
-                            </div>
-                        </div>
-                    )}
-                </div>
-
-                <div className="content-right">
-                    {/* 비교 이력 */}
-                    <div className="comparison-history">
-                        <h3>📋 비교 이력</h3>
-                        {comparisonHistory.length > 0 ? (
-                            <div className="history-list">
-                                {comparisonHistory.map(comp => (
-                                    <div key={comp.id} className={`history-item ${comp.is_applied ? 'applied' : 'pending'}`}>
-                                        <div className="history-header">
-                                            <span className="comparison-date">
-                                                {new Date(comp.comparison_date).toLocaleString()}
-                                            </span>
-                                            <span className={`status ${comp.is_applied ? 'applied' : 'pending'}`}>
-                                                {comp.is_applied ? '적용완료' : '대기중'}
-                                            </span>
-                                        </div>
-                                        <div className="history-summary">
-                                            {comp.summary_stats && (
-                                                <>
-                                                    <span>구매완료 변경: {comp.summary_stats.purchased_increased + comp.summary_stats.purchased_decreased}</span>
-                                                    <span>구매미완료 변경: {comp.summary_stats.unpurchased_increased + comp.summary_stats.unpurchased_decreased}</span>
-                                                    <span>신규/삭제: {comp.summary_stats.new_materials + comp.summary_stats.deleted_materials}</span>
-                                                </>
-                                            )}
-                                        </div>
-                                        {!comp.is_applied && (
-                                            <button 
-                                                className="btn-apply-small"
-                                                onClick={() => {
-                                                    setSelectedComparison(comp.id);
-                                                    setShowApplyDialog(true);
-                                                }}
-                                                disabled={loading}
-                                            >
-                                                적용
-                                            </button>
-                                        )}
-                                    </div>
-                                ))}
-                            </div>
-                        ) : (
-                            <p className="no-history">비교 이력이 없습니다.</p>
-                        )}
-                    </div>
-                </div>
-            </div>
-
-            {/* 적용 확인 다이얼로그 */}
-            <ConfirmDialog
-                isOpen={showApplyDialog}
-                title="변경사항 적용 확인"
-                message="리비전 변경사항을 실제 데이터베이스에 적용하시겠습니까? 이 작업은 되돌릴 수 없습니다."
-                onConfirm={() => handleApplyChanges(selectedComparison)}
-                onCancel={() => {
-                    setShowApplyDialog(false);
-                    setSelectedComparison(null);
-                }}
-                confirmText="적용"
-                cancelText="취소"
-            />
-        </div>
-    );
-};
-
-export default EnhancedRevisionPage;
diff --git a/frontend/src/pages/revision/BoltRevisionPage.jsx b/frontend/src/pages/revision/BoltRevisionPage.jsx
deleted file mode 100644
index 6371d2b..0000000
--- a/frontend/src/pages/revision/BoltRevisionPage.jsx
+++ /dev/null
@@ -1,463 +0,0 @@
-import React, { useState, useEffect, useMemo } from 'react';
-import { useRevisionLogic } from '../../hooks/useRevisionLogic';
-import { useRevisionComparison } from '../../hooks/useRevisionComparison';
-import { useRevisionStatus } from '../../hooks/useRevisionStatus';
-import { LoadingSpinner, ErrorMessage, ConfirmDialog } from '../../components/common';
-import RevisionStatusIndicator from '../../components/revision/RevisionStatusIndicator';
-import './CategoryRevisionPage.css';
-
-const BoltRevisionPage = ({ 
-    jobNo, 
-    fileId, 
-    previousFileId, 
-    onNavigate, 
-    user 
-}) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [showConfirmDialog, setShowConfirmDialog] = useState(false);
-    const [actionType, setActionType] = useState('');
-    const [searchTerm, setSearchTerm] = useState('');
-    const [statusFilter, setStatusFilter] = useState('all');
-    const [sortBy, setSortBy] = useState('description');
-    const [sortOrder, setSortOrder] = useState('asc');
-    const [boltTypeFilter, setBoltTypeFilter] = useState('all');
-    const [threadTypeFilter, setThreadTypeFilter] = useState('all');
-    const [lengthFilter, setLengthFilter] = useState('all');
-
-    // 리비전 로직 훅
-    const {
-        materials,
-        loading: materialsLoading,
-        error: materialsError,
-        processingInfo,
-        handleMaterialSelection,
-        handleBulkAction,
-        refreshMaterials
-    } = useRevisionLogic(fileId, 'BOLT');
-
-    // 리비전 비교 훅
-    const {
-        comparisonResult,
-        loading: comparisonLoading,
-        error: comparisonError,
-        performComparison,
-        getFilteredComparison
-    } = useRevisionComparison(fileId, previousFileId);
-
-    // 리비전 상태 훅
-    const {
-        revisionStatus,
-        loading: statusLoading,
-        error: statusError,
-        uploadNewRevision,
-        navigateToRevision
-    } = useRevisionStatus(jobNo, fileId);
-
-    // 필터링 및 정렬된 자재 목록
-    const filteredAndSortedMaterials = useMemo(() => {
-        if (!materials) return [];
-
-        let filtered = materials.filter(material => {
-            const matchesSearch = !searchTerm || 
-                material.description?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.item_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.drawing_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.bolt_type?.toLowerCase().includes(searchTerm.toLowerCase());
-
-            const matchesStatus = statusFilter === 'all' || 
-                material.processing_info?.display_status === statusFilter;
-
-            const matchesBoltType = boltTypeFilter === 'all' || 
-                material.bolt_type === boltTypeFilter;
-
-            const matchesThreadType = threadTypeFilter === 'all' || 
-                material.thread_type === threadTypeFilter;
-
-            const matchesLength = lengthFilter === 'all' || 
-                material.bolt_length === lengthFilter;
-
-            return matchesSearch && matchesStatus && matchesBoltType && matchesThreadType && matchesLength;
-        });
-
-        // 정렬
-        filtered.sort((a, b) => {
-            let aValue = a[sortBy] || '';
-            let bValue = b[sortBy] || '';
-
-            if (typeof aValue === 'string') {
-                aValue = aValue.toLowerCase();
-                bValue = bValue.toLowerCase();
-            }
-
-            if (sortOrder === 'asc') {
-                return aValue < bValue ? -1 : aValue > bValue ? 1 : 0;
-            } else {
-                return aValue > bValue ? -1 : aValue < bValue ? 1 : 0;
-            }
-        });
-
-        return filtered;
-    }, [materials, searchTerm, statusFilter, boltTypeFilter, threadTypeFilter, lengthFilter, sortBy, sortOrder]);
-
-    // 고유 값들 추출 (필터 옵션용)
-    const uniqueValues = useMemo(() => {
-        if (!materials) return { boltTypes: [], threadTypes: [], lengths: [] };
-
-        const boltTypes = [...new Set(materials.map(m => m.bolt_type).filter(Boolean))];
-        const threadTypes = [...new Set(materials.map(m => m.thread_type).filter(Boolean))];
-        const lengths = [...new Set(materials.map(m => m.bolt_length).filter(Boolean))];
-
-        return { boltTypes, threadTypes, lengths };
-    }, [materials]);
-
-    // 초기 비교 수행
-    useEffect(() => {
-        if (fileId && previousFileId && !comparisonResult) {
-            performComparison('BOLT');
-        }
-    }, [fileId, previousFileId, comparisonResult, performComparison]);
-
-    // 자재 선택 처리
-    const handleMaterialSelect = (materialId, isSelected) => {
-        const newSelected = new Set(selectedMaterials);
-        if (isSelected) {
-            newSelected.add(materialId);
-        } else {
-            newSelected.delete(materialId);
-        }
-        setSelectedMaterials(newSelected);
-        handleMaterialSelection(materialId, isSelected);
-    };
-
-    // 전체 선택/해제
-    const handleSelectAll = (isSelected) => {
-        if (isSelected) {
-            const allIds = new Set(filteredAndSortedMaterials.map(m => m.id));
-            setSelectedMaterials(allIds);
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, true));
-        } else {
-            setSelectedMaterials(new Set());
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, false));
-        }
-    };
-
-    // 액션 실행
-    const executeAction = async (action) => {
-        setActionType(action);
-        setShowConfirmDialog(true);
-    };
-
-    const confirmAction = async () => {
-        try {
-            await handleBulkAction(actionType, Array.from(selectedMaterials));
-            setSelectedMaterials(new Set());
-            setShowConfirmDialog(false);
-            await refreshMaterials();
-        } catch (error) {
-            console.error('Action failed:', error);
-        }
-    };
-
-    // 상태별 색상 클래스
-    const getStatusClass = (status) => {
-        switch (status) {
-            case 'REVISION_MATERIAL': return 'status-revision';
-            case 'INVENTORY_MATERIAL': return 'status-inventory';
-            case 'DELETED_MATERIAL': return 'status-deleted';
-            case 'NEW_MATERIAL': return 'status-new';
-            default: return 'status-normal';
-        }
-    };
-
-    // 수량 표시 (정수로 변환)
-    const formatQuantity = (quantity) => {
-        if (quantity === null || quantity === undefined) return '-';
-        return Math.round(parseFloat(quantity) || 0).toString();
-    };
-
-    // BOLT 설명 생성 (볼트 타입과 규격 포함)
-    const generateBoltDescription = (material) => {
-        const parts = [];
-        
-        if (material.bolt_type) parts.push(material.bolt_type);
-        if (material.thread_size) parts.push(material.thread_size);
-        if (material.bolt_length) parts.push(`L${material.bolt_length}mm`);
-        if (material.thread_type) parts.push(material.thread_type);
-        if (material.material_grade) parts.push(material.material_grade);
-        
-        const baseDesc = material.description || material.item_name || 'BOLT';
-        
-        return parts.length > 0 ? `${baseDesc} (${parts.join(', ')})` : baseDesc;
-    };
-
-    // 볼트 세트 정보 표시
-    const formatBoltSet = (material) => {
-        const parts = [];
-        if (material.bolt_count) parts.push(`볼트 ${material.bolt_count}개`);
-        if (material.nut_count) parts.push(`너트 ${material.nut_count}개`);
-        if (material.washer_count) parts.push(`와셔 ${material.washer_count}개`);
-        
-        return parts.length > 0 ? parts.join(' + ') : '-';
-    };
-
-    if (materialsLoading || comparisonLoading || statusLoading) {
-        return <LoadingSpinner message="BOLT 리비전 데이터 로딩 중..." />;
-    }
-
-    const error = materialsError || comparisonError || statusError;
-    if (error) {
-        return <ErrorMessage message={error} onClose={() => window.location.reload()} />;
-    }
-
-    return (
-        <div className="category-revision-page">
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate('enhanced-revision')}
-                    >
-                        ← 리비전 관리로
-                    </button>
-                    <div className="header-center">
-                        <h1>🔩 BOLT 리비전 관리</h1>
-                        <span className="header-subtitle">
-                            볼트 타입과 나사 규격을 고려한 BOLT 자재 리비전 처리
-                        </span>
-                    </div>
-                </div>
-                <div className="header-right">
-                    <RevisionStatusIndicator 
-                        revisionStatus={revisionStatus}
-                        onUploadRevision={uploadNewRevision}
-                        onNavigateToRevision={navigateToRevision}
-                    />
-                </div>
-            </div>
-
-            {/* 컨트롤 섹션 */}
-            <div className="control-section">
-                <div className="section-header">
-                    <h3>📊 자재 현황 및 필터</h3>
-                    {processingInfo && (
-                        <div className="processing-summary">
-                            전체: {processingInfo.total_materials}개 | 
-                            리비전: {processingInfo.by_status.REVISION_MATERIAL || 0}개 | 
-                            재고: {processingInfo.by_status.INVENTORY_MATERIAL || 0}개 | 
-                            삭제: {processingInfo.by_status.DELETED_MATERIAL || 0}개
-                        </div>
-                    )}
-                </div>
-
-                <div className="control-grid">
-                    <div className="control-group">
-                        <label>검색:</label>
-                        <input
-                            type="text"
-                            placeholder="자재명, 볼트타입, 도면명으로 검색..."
-                            value={searchTerm}
-                            onChange={(e) => setSearchTerm(e.target.value)}
-                        />
-                    </div>
-
-                    <div className="control-group">
-                        <label>상태 필터:</label>
-                        <select value={statusFilter} onChange={(e) => setStatusFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            <option value="REVISION_MATERIAL">리비전 자재</option>
-                            <option value="INVENTORY_MATERIAL">재고 자재</option>
-                            <option value="DELETED_MATERIAL">삭제 자재</option>
-                            <option value="NEW_MATERIAL">신규 자재</option>
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>볼트 타입:</label>
-                        <select value={boltTypeFilter} onChange={(e) => setBoltTypeFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.boltTypes.map(type => (
-                                <option key={type} value={type}>{type}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>나사 타입:</label>
-                        <select value={threadTypeFilter} onChange={(e) => setThreadTypeFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.threadTypes.map(type => (
-                                <option key={type} value={type}>{type}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>길이:</label>
-                        <select value={lengthFilter} onChange={(e) => setLengthFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.lengths.map(length => (
-                                <option key={length} value={length}>{length}mm</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>정렬:</label>
-                        <select value={sortBy} onChange={(e) => setSortBy(e.target.value)}>
-                            <option value="description">자재명</option>
-                            <option value="bolt_type">볼트 타입</option>
-                            <option value="thread_size">나사 크기</option>
-                            <option value="bolt_length">길이</option>
-                            <option value="quantity">수량</option>
-                        </select>
-                        <select value={sortOrder} onChange={(e) => setSortOrder(e.target.value)}>
-                            <option value="asc">오름차순</option>
-                            <option value="desc">내림차순</option>
-                        </select>
-                    </div>
-                </div>
-
-                {/* 선택된 자재 액션 */}
-                {selectedMaterials.size > 0 && (
-                    <div className="selected-actions">
-                        <span className="selected-count">
-                            {selectedMaterials.size}개 선택됨
-                        </span>
-                        <div className="action-buttons">
-                            <button 
-                                className="btn-action btn-purchase"
-                                onClick={() => executeAction('request_purchase')}
-                            >
-                                구매 신청
-                            </button>
-                            <button 
-                                className="btn-action btn-inventory"
-                                onClick={() => executeAction('mark_inventory')}
-                            >
-                                재고 처리
-                            </button>
-                            <button 
-                                className="btn-action btn-delete"
-                                onClick={() => executeAction('mark_deleted')}
-                            >
-                                삭제 처리
-                            </button>
-                        </div>
-                    </div>
-                )}
-            </div>
-
-            {/* 자재 테이블 */}
-            <div className="materials-table-container">
-                <div className="table-header">
-                    <div className="header-cell checkbox-cell">
-                        <input
-                            type="checkbox"
-                            checked={selectedMaterials.size === filteredAndSortedMaterials.length && filteredAndSortedMaterials.length > 0}
-                            onChange={(e) => handleSelectAll(e.target.checked)}
-                        />
-                    </div>
-                    <div className="header-cell">상태</div>
-                    <div className="header-cell">자재명</div>
-                    <div className="header-cell">볼트 타입</div>
-                    <div className="header-cell">나사 크기</div>
-                    <div className="header-cell">길이</div>
-                    <div className="header-cell">세트 구성</div>
-                    <div className="header-cell">수량</div>
-                    <div className="header-cell">단위</div>
-                    <div className="header-cell">액션</div>
-                </div>
-
-                <div className="table-body">
-                    {filteredAndSortedMaterials.map((material) => (
-                        <div 
-                            key={material.id} 
-                            className={`table-row ${getStatusClass(material.processing_info?.display_status)}`}
-                        >
-                            <div className="table-cell checkbox-cell">
-                                <input
-                                    type="checkbox"
-                                    checked={selectedMaterials.has(material.id)}
-                                    onChange={(e) => handleMaterialSelect(material.id, e.target.checked)}
-                                />
-                            </div>
-                            <div className="table-cell">
-                                <span className={`status-badge ${getStatusClass(material.processing_info?.display_status)}`}>
-                                    {material.processing_info?.display_status || 'NORMAL'}
-                                </span>
-                            </div>
-                            <div className="table-cell">
-                                <div className="material-info">
-                                    <div className="material-name">{generateBoltDescription(material)}</div>
-                                    {material.processing_info?.notes && (
-                                        <div className="material-notes">{material.processing_info.notes}</div>
-                                    )}
-                                </div>
-                            </div>
-                            <div className="table-cell">{material.bolt_type || '-'}</div>
-                            <div className="table-cell">{material.thread_size || '-'}</div>
-                            <div className="table-cell">{material.bolt_length ? `${material.bolt_length}mm` : '-'}</div>
-                            <div className="table-cell">{formatBoltSet(material)}</div>
-                            <div className="table-cell quantity-cell">
-                                <span className="quantity-value">
-                                    {formatQuantity(material.quantity)}
-                                </span>
-                                {material.processing_info?.quantity_change && (
-                                    <span className="quantity-change">
-                                        ({material.processing_info.quantity_change > 0 ? '+' : ''}
-                                        {formatQuantity(material.processing_info.quantity_change)})
-                                    </span>
-                                )}
-                            </div>
-                            <div className="table-cell">{material.unit || 'SET'}</div>
-                            <div className="table-cell">
-                                <div className="action-buttons-small">
-                                    <button 
-                                        className="btn-small btn-view"
-                                        onClick={() => {/* 상세 보기 로직 */}}
-                                        title="상세 정보"
-                                    >
-                                        👁️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-edit"
-                                        onClick={() => {/* 편집 로직 */}}
-                                        title="편집"
-                                    >
-                                        ✏️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-torque"
-                                        onClick={() => {/* 토크 계산 로직 */}}
-                                        title="토크 계산"
-                                    >
-                                        🔧
-                                    </button>
-                                </div>
-                            </div>
-                        </div>
-                    ))}
-                </div>
-
-                {filteredAndSortedMaterials.length === 0 && (
-                    <div className="empty-state">
-                        <p>조건에 맞는 BOLT 자재가 없습니다.</p>
-                    </div>
-                )}
-            </div>
-
-            {/* 확인 다이얼로그 */}
-            {showConfirmDialog && (
-                <ConfirmDialog
-                    title="작업 확인"
-                    message={`선택된 ${selectedMaterials.size}개 자재에 대해 "${actionType}" 작업을 수행하시겠습니까?`}
-                    onConfirm={confirmAction}
-                    onCancel={() => setShowConfirmDialog(false)}
-                />
-            )}
-        </div>
-    );
-};
-
-export default BoltRevisionPage;
diff --git a/frontend/src/pages/revision/CategoryRevisionPage.css b/frontend/src/pages/revision/CategoryRevisionPage.css
deleted file mode 100644
index fa29450..0000000
--- a/frontend/src/pages/revision/CategoryRevisionPage.css
+++ /dev/null
@@ -1,537 +0,0 @@
-/* 카테고리별 리비전 페이지 공통 스타일 */
-
-.category-revision-page {
-    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
-    min-height: 100vh;
-    padding: 20px;
-}
-
-/* 헤더 스타일 - 기존 materials-page와 통일 */
-.materials-header {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    padding: 20px 24px;
-    background: white;
-    border-radius: 12px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
-    margin-bottom: 24px;
-    border: 1px solid #e2e8f0;
-}
-
-.header-left {
-    display: flex;
-    align-items: center;
-    gap: 16px;
-}
-
-.back-button {
-    padding: 8px 16px;
-    background: #f1f5f9;
-    border: 1px solid #cbd5e1;
-    border-radius: 8px;
-    color: #475569;
-    font-size: 14px;
-    font-weight: 500;
-    cursor: pointer;
-    transition: all 0.2s ease;
-}
-
-.back-button:hover {
-    background: #e2e8f0;
-    border-color: #94a3b8;
-    color: #334155;
-}
-
-.header-center h1 {
-    margin: 0 0 4px 0;
-    font-size: 24px;
-    font-weight: 700;
-    color: #1e293b;
-}
-
-.header-subtitle {
-    color: #64748b;
-    font-size: 14px;
-    font-weight: 400;
-}
-
-.header-right {
-    display: flex;
-    align-items: center;
-    gap: 12px;
-}
-
-/* 컨트롤 섹션 */
-.control-section {
-    background: white;
-    border-radius: 12px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
-    margin-bottom: 24px;
-    border: 1px solid #e2e8f0;
-    overflow: hidden;
-}
-
-.section-header {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    padding: 16px 24px;
-    background: #f8fafc;
-    border-bottom: 1px solid #e2e8f0;
-}
-
-.section-header h3 {
-    margin: 0;
-    font-size: 16px;
-    font-weight: 600;
-    color: #1e293b;
-}
-
-.processing-summary {
-    font-size: 14px;
-    color: #64748b;
-    font-weight: 500;
-}
-
-.control-grid {
-    display: grid;
-    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
-    gap: 20px;
-    padding: 20px 24px;
-}
-
-.control-group {
-    display: flex;
-    flex-direction: column;
-    gap: 6px;
-}
-
-.control-group label {
-    font-size: 14px;
-    font-weight: 600;
-    color: #374151;
-}
-
-.control-group input,
-.control-group select {
-    padding: 10px 12px;
-    border: 1px solid #d1d5db;
-    border-radius: 8px;
-    font-size: 14px;
-    background: white;
-    transition: all 0.2s ease;
-}
-
-.control-group input:focus,
-.control-group select:focus {
-    outline: none;
-    border-color: #6366f1;
-    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
-}
-
-/* 선택된 자재 액션 */
-.selected-actions {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    padding: 16px 24px;
-    background: #f0f9ff;
-    border-top: 1px solid #e2e8f0;
-}
-
-.selected-count {
-    font-size: 14px;
-    font-weight: 600;
-    color: #0369a1;
-}
-
-.action-buttons {
-    display: flex;
-    gap: 8px;
-}
-
-.btn-action {
-    padding: 8px 16px;
-    border: none;
-    border-radius: 6px;
-    font-size: 14px;
-    font-weight: 500;
-    cursor: pointer;
-    transition: all 0.2s ease;
-}
-
-.btn-purchase {
-    background: #10b981;
-    color: white;
-}
-
-.btn-purchase:hover {
-    background: #059669;
-}
-
-.btn-inventory {
-    background: #f59e0b;
-    color: white;
-}
-
-.btn-inventory:hover {
-    background: #d97706;
-}
-
-.btn-delete {
-    background: #ef4444;
-    color: white;
-}
-
-.btn-delete:hover {
-    background: #dc2626;
-}
-
-/* 자재 테이블 */
-.materials-table-container {
-    background: white;
-    border-radius: 12px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
-    border: 1px solid #e2e8f0;
-    overflow: hidden;
-}
-
-.table-header {
-    display: grid;
-    grid-template-columns: 50px 100px 2fr 1fr 80px 80px 1fr 1fr 100px;
-    gap: 12px;
-    padding: 16px;
-    background: #f8fafc;
-    border-bottom: 1px solid #e2e8f0;
-    font-weight: 600;
-    font-size: 14px;
-    color: #374151;
-}
-
-.header-cell {
-    display: flex;
-    align-items: center;
-    justify-content: flex-start;
-}
-
-.checkbox-cell {
-    justify-content: center;
-}
-
-.table-body {
-    max-height: 600px;
-    overflow-y: auto;
-}
-
-.table-row {
-    display: grid;
-    grid-template-columns: 50px 100px 2fr 1fr 80px 80px 1fr 1fr 100px;
-    gap: 12px;
-    padding: 16px;
-    border-bottom: 1px solid #f1f5f9;
-    font-size: 14px;
-    color: #374151;
-    transition: all 0.2s ease;
-    align-items: center;
-}
-
-.table-row:hover {
-    background: #f8fafc;
-}
-
-.table-row:last-child {
-    border-bottom: none;
-}
-
-.table-cell {
-    display: flex;
-    align-items: center;
-    justify-content: flex-start;
-    min-height: 40px;
-}
-
-.table-cell.checkbox-cell {
-    justify-content: center;
-}
-
-.table-cell.quantity-cell {
-    flex-direction: column;
-    align-items: flex-start;
-    gap: 2px;
-}
-
-/* 상태별 스타일 */
-.table-row.status-revision {
-    background: #fef3c7;
-    border-left: 4px solid #f59e0b;
-}
-
-.table-row.status-inventory {
-    background: #dbeafe;
-    border-left: 4px solid #3b82f6;
-}
-
-.table-row.status-deleted {
-    background: #fee2e2;
-    border-left: 4px solid #ef4444;
-    opacity: 0.7;
-}
-
-.table-row.status-new {
-    background: #dcfce7;
-    border-left: 4px solid #22c55e;
-}
-
-.table-row.status-normal {
-    background: white;
-}
-
-/* 상태 배지 */
-.status-badge {
-    padding: 4px 8px;
-    border-radius: 12px;
-    font-size: 12px;
-    font-weight: 500;
-    text-align: center;
-    min-width: 80px;
-}
-
-.status-badge.status-revision {
-    background: #fbbf24;
-    color: #92400e;
-}
-
-.status-badge.status-inventory {
-    background: #60a5fa;
-    color: #1e40af;
-}
-
-.status-badge.status-deleted {
-    background: #f87171;
-    color: #991b1b;
-}
-
-.status-badge.status-new {
-    background: #4ade80;
-    color: #166534;
-}
-
-.status-badge.status-normal {
-    background: #e5e7eb;
-    color: #374151;
-}
-
-/* 자재 정보 */
-.material-info {
-    display: flex;
-    flex-direction: column;
-    gap: 4px;
-}
-
-.material-name {
-    font-weight: 500;
-    color: #1f2937;
-}
-
-.material-notes {
-    font-size: 12px;
-    color: #6b7280;
-    font-style: italic;
-}
-
-/* 수량 표시 */
-.quantity-value {
-    font-weight: 600;
-    color: #1f2937;
-}
-
-.quantity-change {
-    font-size: 12px;
-    color: #6b7280;
-}
-
-/* 액션 버튼 */
-.action-buttons-small {
-    display: flex;
-    gap: 4px;
-}
-
-.btn-small {
-    padding: 4px 8px;
-    border: 1px solid #d1d5db;
-    border-radius: 4px;
-    background: white;
-    font-size: 12px;
-    cursor: pointer;
-    transition: all 0.2s ease;
-}
-
-.btn-small:hover {
-    background: #f9fafb;
-    border-color: #9ca3af;
-}
-
-.btn-view {
-    color: #3b82f6;
-}
-
-.btn-edit {
-    color: #f59e0b;
-}
-
-/* 빈 상태 */
-.empty-state {
-    padding: 60px 20px;
-    text-align: center;
-    color: #6b7280;
-}
-
-.empty-state p {
-    margin: 0;
-    font-size: 16px;
-}
-
-/* 반응형 디자인 */
-@media (max-width: 1400px) {
-    .table-header,
-    .table-row {
-        grid-template-columns: 50px 100px 2fr 1fr 80px 80px 1fr 100px;
-    }
-    
-    .table-header .header-cell:nth-child(7),
-    .table-row .table-cell:nth-child(7) {
-        display: none;
-    }
-}
-
-@media (max-width: 1200px) {
-    .control-grid {
-        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
-    }
-    
-    .table-header,
-    .table-row {
-        grid-template-columns: 50px 100px 2fr 80px 80px 100px;
-    }
-    
-    .table-header .header-cell:nth-child(4),
-    .table-row .table-cell:nth-child(4) {
-        display: none;
-    }
-}
-
-@media (max-width: 768px) {
-    .category-revision-page {
-        padding: 16px;
-    }
-    
-    .materials-header {
-        flex-direction: column;
-        gap: 16px;
-        align-items: stretch;
-    }
-    
-    .header-left {
-        flex-direction: column;
-        gap: 12px;
-        align-items: stretch;
-    }
-    
-    .control-grid {
-        grid-template-columns: 1fr;
-    }
-    
-    .selected-actions {
-        flex-direction: column;
-        gap: 12px;
-        align-items: stretch;
-    }
-    
-    .action-buttons {
-        justify-content: stretch;
-    }
-    
-    .btn-action {
-        flex: 1;
-    }
-    
-    .table-header,
-    .table-row {
-        grid-template-columns: 1fr;
-        gap: 8px;
-    }
-    
-    .table-header {
-        display: none;
-    }
-    
-    .table-row {
-        flex-direction: column;
-        align-items: stretch;
-        padding: 16px;
-        border: 1px solid #e5e7eb;
-        border-radius: 8px;
-        margin-bottom: 8px;
-    }
-    
-    .table-cell {
-        justify-content: space-between;
-        padding: 4px 0;
-        border-bottom: 1px solid #f3f4f6;
-    }
-    
-    .table-cell:last-child {
-        border-bottom: none;
-    }
-    
-    .table-cell::before {
-        content: attr(data-label);
-        font-weight: 600;
-        color: #6b7280;
-        min-width: 80px;
-    }
-    
-    .checkbox-cell::before {
-        content: "선택";
-    }
-}
-
-/* 애니메이션 */
-@keyframes fadeIn {
-    from {
-        opacity: 0;
-        transform: translateY(10px);
-    }
-    to {
-        opacity: 1;
-        transform: translateY(0);
-    }
-}
-
-.table-row {
-    animation: fadeIn 0.3s ease-out;
-}
-
-.control-section,
-.materials-table-container {
-    animation: fadeIn 0.4s ease-out;
-}
-
-/* 스크롤바 스타일 */
-.table-body::-webkit-scrollbar {
-    width: 8px;
-}
-
-.table-body::-webkit-scrollbar-track {
-    background: #f1f5f9;
-}
-
-.table-body::-webkit-scrollbar-thumb {
-    background: #cbd5e1;
-    border-radius: 4px;
-}
-
-.table-body::-webkit-scrollbar-thumb:hover {
-    background: #94a3b8;
-}
diff --git a/frontend/src/pages/revision/FittingRevisionPage.jsx b/frontend/src/pages/revision/FittingRevisionPage.jsx
deleted file mode 100644
index 1397e29..0000000
--- a/frontend/src/pages/revision/FittingRevisionPage.jsx
+++ /dev/null
@@ -1,141 +0,0 @@
-import React, { useState, useEffect } from 'react';
-import { useRevisionLogic } from '../../hooks/useRevisionLogic';
-import { useRevisionStatus } from '../../hooks/useRevisionStatus';
-import { LoadingSpinner, ErrorMessage } from '../../components/common';
-import RevisionStatusIndicator from '../../components/revision/RevisionStatusIndicator';
-import { FittingMaterialsView } from '../../components/bom';
-import './CategoryRevisionPage.css';
-
-const FittingRevisionPage = ({ 
-    jobNo, 
-    fileId, 
-    previousFileId, 
-    onNavigate, 
-    user 
-}) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [userRequirements, setUserRequirements] = useState({});
-    const [purchasedMaterials, setPurchasedMaterials] = useState(new Set());
-
-    // 리비전 로직 훅
-    const {
-        materials,
-        loading: materialsLoading,
-        error: materialsError,
-        processingInfo,
-        handleMaterialSelection,
-        handleBulkAction,
-        refreshMaterials
-    } = useRevisionLogic(fileId, 'FITTING');
-
-    // 리비전 상태 훅
-    const {
-        revisionStatus,
-        loading: statusLoading,
-        error: statusError,
-        uploadNewRevision,
-        navigateToRevision
-    } = useRevisionStatus(jobNo, fileId);
-
-    // 자재 업데이트 함수
-    const updateMaterial = (materialId, updates) => {
-        // 리비전 페이지에서는 자재 업데이트 로직을 별도로 처리
-        console.log('Material update in revision page:', materialId, updates);
-    };
-
-    if (materialsLoading || statusLoading) {
-        return <LoadingSpinner message="FITTING 리비전 데이터 로딩 중..." />;
-    }
-
-    const error = materialsError || statusError;
-    if (error) {
-        return <ErrorMessage message={error} onClose={() => window.location.reload()} />;
-    }
-
-    // FITTING 카테고리만 필터링
-    const fittingMaterials = materials.filter(material => 
-        material.classified_category === 'FITTING' || 
-        material.category === 'FITTING'
-    );
-
-    // 기존 BOM 관리 페이지와 동일한 props 구성
-    const commonProps = {
-        materials: fittingMaterials,
-        selectedMaterials,
-        setSelectedMaterials,
-        userRequirements,
-        setUserRequirements,
-        purchasedMaterials,
-        onPurchasedMaterialsUpdate: (materialIds) => {
-            setPurchasedMaterials(prev => {
-                const newSet = new Set(prev);
-                materialIds.forEach(id => newSet.add(id));
-                return newSet;
-            });
-        },
-        updateMaterial,
-        fileId,
-        jobNo,
-        user,
-        onNavigate
-    };
-
-    return (
-        <div className="category-revision-page">
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate('enhanced-revision')}
-                    >
-                        ← 리비전 관리로
-                    </button>
-                    <div className="header-center">
-                        <h1>🔧 FITTING 리비전 관리</h1>
-                        <span className="header-subtitle">
-                            구매 상태를 고려한 FITTING 자재 리비전 처리
-                        </span>
-                    </div>
-                </div>
-                <div className="header-right">
-                    <RevisionStatusIndicator 
-                        revisionStatus={revisionStatus}
-                        onUploadRevision={uploadNewRevision}
-                        onNavigateToRevision={navigateToRevision}
-                    />
-                </div>
-            </div>
-
-            {/* 리비전 처리 상태 요약 */}
-            {processingInfo && (
-                <div className="revision-summary">
-                    <h3>📊 리비전 처리 현황</h3>
-                    <div className="summary-stats">
-                        <div className="stat-item">
-                            <span className="stat-label">전체 자재</span>
-                            <span className="stat-value">{processingInfo.total_materials || 0}개</span>
-                        </div>
-                        <div className="stat-item revision">
-                            <span className="stat-label">리비전 자재</span>
-                            <span className="stat-value">{processingInfo.by_status?.REVISION_MATERIAL || 0}개</span>
-                        </div>
-                        <div className="stat-item inventory">
-                            <span className="stat-label">재고 자재</span>
-                            <span className="stat-value">{processingInfo.by_status?.INVENTORY_MATERIAL || 0}개</span>
-                        </div>
-                        <div className="stat-item deleted">
-                            <span className="stat-label">삭제 자재</span>
-                            <span className="stat-value">{processingInfo.by_status?.DELETED_MATERIAL || 0}개</span>
-                        </div>
-                    </div>
-                </div>
-            )}
-
-            {/* 기존 FITTING 자재 뷰 컴포넌트 사용 */}
-            <FittingMaterialsView {...commonProps} />
-        </div>
-    );
-};
-
-export default FittingRevisionPage;
diff --git a/frontend/src/pages/revision/FlangeRevisionPage.jsx b/frontend/src/pages/revision/FlangeRevisionPage.jsx
deleted file mode 100644
index 60f7cf6..0000000
--- a/frontend/src/pages/revision/FlangeRevisionPage.jsx
+++ /dev/null
@@ -1,141 +0,0 @@
-import React, { useState, useEffect } from 'react';
-import { useRevisionLogic } from '../../hooks/useRevisionLogic';
-import { useRevisionStatus } from '../../hooks/useRevisionStatus';
-import { LoadingSpinner, ErrorMessage } from '../../components/common';
-import RevisionStatusIndicator from '../../components/revision/RevisionStatusIndicator';
-import { FlangeMaterialsView } from '../../components/bom';
-import './CategoryRevisionPage.css';
-
-const FlangeRevisionPage = ({ 
-    jobNo, 
-    fileId, 
-    previousFileId, 
-    onNavigate, 
-    user 
-}) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [userRequirements, setUserRequirements] = useState({});
-    const [purchasedMaterials, setPurchasedMaterials] = useState(new Set());
-
-    // 리비전 로직 훅
-    const {
-        materials,
-        loading: materialsLoading,
-        error: materialsError,
-        processingInfo,
-        handleMaterialSelection,
-        handleBulkAction,
-        refreshMaterials
-    } = useRevisionLogic(fileId, 'FLANGE');
-
-    // 리비전 상태 훅
-    const {
-        revisionStatus,
-        loading: statusLoading,
-        error: statusError,
-        uploadNewRevision,
-        navigateToRevision
-    } = useRevisionStatus(jobNo, fileId);
-
-    // 자재 업데이트 함수
-    const updateMaterial = (materialId, updates) => {
-        // 리비전 페이지에서는 자재 업데이트 로직을 별도로 처리
-        console.log('Material update in revision page:', materialId, updates);
-    };
-
-    if (materialsLoading || statusLoading) {
-        return <LoadingSpinner message="FLANGE 리비전 데이터 로딩 중..." />;
-    }
-
-    const error = materialsError || statusError;
-    if (error) {
-        return <ErrorMessage message={error} onClose={() => window.location.reload()} />;
-    }
-
-    // FLANGE 카테고리만 필터링
-    const flangeMaterials = materials.filter(material => 
-        material.classified_category === 'FLANGE' || 
-        material.category === 'FLANGE'
-    );
-
-    // 기존 BOM 관리 페이지와 동일한 props 구성
-    const commonProps = {
-        materials: flangeMaterials,
-        selectedMaterials,
-        setSelectedMaterials,
-        userRequirements,
-        setUserRequirements,
-        purchasedMaterials,
-        onPurchasedMaterialsUpdate: (materialIds) => {
-            setPurchasedMaterials(prev => {
-                const newSet = new Set(prev);
-                materialIds.forEach(id => newSet.add(id));
-                return newSet;
-            });
-        },
-        updateMaterial,
-        fileId,
-        jobNo,
-        user,
-        onNavigate
-    };
-
-    return (
-        <div className="category-revision-page">
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate('enhanced-revision')}
-                    >
-                        ← 리비전 관리로
-                    </button>
-                    <div className="header-center">
-                        <h1>🔩 FLANGE 리비전 관리</h1>
-                        <span className="header-subtitle">
-                            구매 상태를 고려한 FLANGE 자재 리비전 처리
-                        </span>
-                    </div>
-                </div>
-                <div className="header-right">
-                    <RevisionStatusIndicator 
-                        revisionStatus={revisionStatus}
-                        onUploadRevision={uploadNewRevision}
-                        onNavigateToRevision={navigateToRevision}
-                    />
-                </div>
-            </div>
-
-            {/* 리비전 처리 상태 요약 */}
-            {processingInfo && (
-                <div className="revision-summary">
-                    <h3>📊 리비전 처리 현황</h3>
-                    <div className="summary-stats">
-                        <div className="stat-item">
-                            <span className="stat-label">전체 자재</span>
-                            <span className="stat-value">{processingInfo.total_materials || 0}개</span>
-                        </div>
-                        <div className="stat-item revision">
-                            <span className="stat-label">리비전 자재</span>
-                            <span className="stat-value">{processingInfo.by_status?.REVISION_MATERIAL || 0}개</span>
-                        </div>
-                        <div className="stat-item inventory">
-                            <span className="stat-label">재고 자재</span>
-                            <span className="stat-value">{processingInfo.by_status?.INVENTORY_MATERIAL || 0}개</span>
-                        </div>
-                        <div className="stat-item deleted">
-                            <span className="stat-label">삭제 자재</span>
-                            <span className="stat-value">{processingInfo.by_status?.DELETED_MATERIAL || 0}개</span>
-                        </div>
-                    </div>
-                </div>
-            )}
-
-            {/* 기존 FLANGE 자재 뷰 컴포넌트 사용 */}
-            <FlangeMaterialsView {...commonProps} />
-        </div>
-    );
-};
-
-export default FlangeRevisionPage;
\ No newline at end of file
diff --git a/frontend/src/pages/revision/GasketRevisionPage.jsx b/frontend/src/pages/revision/GasketRevisionPage.jsx
deleted file mode 100644
index d763579..0000000
--- a/frontend/src/pages/revision/GasketRevisionPage.jsx
+++ /dev/null
@@ -1,459 +0,0 @@
-import React, { useState, useEffect, useMemo } from 'react';
-import { useRevisionLogic } from '../../hooks/useRevisionLogic';
-import { useRevisionComparison } from '../../hooks/useRevisionComparison';
-import { useRevisionStatus } from '../../hooks/useRevisionStatus';
-import { LoadingSpinner, ErrorMessage, ConfirmDialog } from '../../components/common';
-import RevisionStatusIndicator from '../../components/revision/RevisionStatusIndicator';
-import './CategoryRevisionPage.css';
-
-const GasketRevisionPage = ({ 
-    jobNo, 
-    fileId, 
-    previousFileId, 
-    onNavigate, 
-    user 
-}) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [showConfirmDialog, setShowConfirmDialog] = useState(false);
-    const [actionType, setActionType] = useState('');
-    const [searchTerm, setSearchTerm] = useState('');
-    const [statusFilter, setStatusFilter] = useState('all');
-    const [sortBy, setSortBy] = useState('description');
-    const [sortOrder, setSortOrder] = useState('asc');
-    const [gasketTypeFilter, setGasketTypeFilter] = useState('all');
-    const [materialTypeFilter, setMaterialTypeFilter] = useState('all');
-    const [pressureRatingFilter, setPressureRatingFilter] = useState('all');
-
-    // 리비전 로직 훅
-    const {
-        materials,
-        loading: materialsLoading,
-        error: materialsError,
-        processingInfo,
-        handleMaterialSelection,
-        handleBulkAction,
-        refreshMaterials
-    } = useRevisionLogic(fileId, 'GASKET');
-
-    // 리비전 비교 훅
-    const {
-        comparisonResult,
-        loading: comparisonLoading,
-        error: comparisonError,
-        performComparison,
-        getFilteredComparison
-    } = useRevisionComparison(fileId, previousFileId);
-
-    // 리비전 상태 훅
-    const {
-        revisionStatus,
-        loading: statusLoading,
-        error: statusError,
-        uploadNewRevision,
-        navigateToRevision
-    } = useRevisionStatus(jobNo, fileId);
-
-    // 필터링 및 정렬된 자재 목록
-    const filteredAndSortedMaterials = useMemo(() => {
-        if (!materials) return [];
-
-        let filtered = materials.filter(material => {
-            const matchesSearch = !searchTerm || 
-                material.description?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.item_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.drawing_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.gasket_type?.toLowerCase().includes(searchTerm.toLowerCase());
-
-            const matchesStatus = statusFilter === 'all' || 
-                material.processing_info?.display_status === statusFilter;
-
-            const matchesGasketType = gasketTypeFilter === 'all' || 
-                material.gasket_type === gasketTypeFilter;
-
-            const matchesMaterialType = materialTypeFilter === 'all' || 
-                material.material_type === materialTypeFilter;
-
-            const matchesPressureRating = pressureRatingFilter === 'all' || 
-                material.pressure_rating === pressureRatingFilter;
-
-            return matchesSearch && matchesStatus && matchesGasketType && matchesMaterialType && matchesPressureRating;
-        });
-
-        // 정렬
-        filtered.sort((a, b) => {
-            let aValue = a[sortBy] || '';
-            let bValue = b[sortBy] || '';
-
-            if (typeof aValue === 'string') {
-                aValue = aValue.toLowerCase();
-                bValue = bValue.toLowerCase();
-            }
-
-            if (sortOrder === 'asc') {
-                return aValue < bValue ? -1 : aValue > bValue ? 1 : 0;
-            } else {
-                return aValue > bValue ? -1 : aValue < bValue ? 1 : 0;
-            }
-        });
-
-        return filtered;
-    }, [materials, searchTerm, statusFilter, gasketTypeFilter, materialTypeFilter, pressureRatingFilter, sortBy, sortOrder]);
-
-    // 고유 값들 추출 (필터 옵션용)
-    const uniqueValues = useMemo(() => {
-        if (!materials) return { gasketTypes: [], materialTypes: [], pressureRatings: [] };
-
-        const gasketTypes = [...new Set(materials.map(m => m.gasket_type).filter(Boolean))];
-        const materialTypes = [...new Set(materials.map(m => m.material_type).filter(Boolean))];
-        const pressureRatings = [...new Set(materials.map(m => m.pressure_rating).filter(Boolean))];
-
-        return { gasketTypes, materialTypes, pressureRatings };
-    }, [materials]);
-
-    // 초기 비교 수행
-    useEffect(() => {
-        if (fileId && previousFileId && !comparisonResult) {
-            performComparison('GASKET');
-        }
-    }, [fileId, previousFileId, comparisonResult, performComparison]);
-
-    // 자재 선택 처리
-    const handleMaterialSelect = (materialId, isSelected) => {
-        const newSelected = new Set(selectedMaterials);
-        if (isSelected) {
-            newSelected.add(materialId);
-        } else {
-            newSelected.delete(materialId);
-        }
-        setSelectedMaterials(newSelected);
-        handleMaterialSelection(materialId, isSelected);
-    };
-
-    // 전체 선택/해제
-    const handleSelectAll = (isSelected) => {
-        if (isSelected) {
-            const allIds = new Set(filteredAndSortedMaterials.map(m => m.id));
-            setSelectedMaterials(allIds);
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, true));
-        } else {
-            setSelectedMaterials(new Set());
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, false));
-        }
-    };
-
-    // 액션 실행
-    const executeAction = async (action) => {
-        setActionType(action);
-        setShowConfirmDialog(true);
-    };
-
-    const confirmAction = async () => {
-        try {
-            await handleBulkAction(actionType, Array.from(selectedMaterials));
-            setSelectedMaterials(new Set());
-            setShowConfirmDialog(false);
-            await refreshMaterials();
-        } catch (error) {
-            console.error('Action failed:', error);
-        }
-    };
-
-    // 상태별 색상 클래스
-    const getStatusClass = (status) => {
-        switch (status) {
-            case 'REVISION_MATERIAL': return 'status-revision';
-            case 'INVENTORY_MATERIAL': return 'status-inventory';
-            case 'DELETED_MATERIAL': return 'status-deleted';
-            case 'NEW_MATERIAL': return 'status-new';
-            default: return 'status-normal';
-        }
-    };
-
-    // 수량 표시 (정수로 변환)
-    const formatQuantity = (quantity) => {
-        if (quantity === null || quantity === undefined) return '-';
-        return Math.round(parseFloat(quantity) || 0).toString();
-    };
-
-    // GASKET 설명 생성 (가스켓 타입과 재질 포함)
-    const generateGasketDescription = (material) => {
-        const parts = [];
-        
-        if (material.gasket_type) parts.push(material.gasket_type);
-        if (material.nominal_size) parts.push(material.nominal_size);
-        if (material.material_type) parts.push(material.material_type);
-        if (material.pressure_rating) parts.push(`${material.pressure_rating}#`);
-        
-        const baseDesc = material.description || material.item_name || 'GASKET';
-        
-        return parts.length > 0 ? `${baseDesc} (${parts.join(', ')})` : baseDesc;
-    };
-
-    // 가스켓 두께 표시
-    const formatThickness = (material) => {
-        if (material.thickness) return `${material.thickness}mm`;
-        if (material.gasket_thickness) return `${material.gasket_thickness}mm`;
-        return '-';
-    };
-
-    if (materialsLoading || comparisonLoading || statusLoading) {
-        return <LoadingSpinner message="GASKET 리비전 데이터 로딩 중..." />;
-    }
-
-    const error = materialsError || comparisonError || statusError;
-    if (error) {
-        return <ErrorMessage message={error} onClose={() => window.location.reload()} />;
-    }
-
-    return (
-        <div className="category-revision-page">
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate('enhanced-revision')}
-                    >
-                        ← 리비전 관리로
-                    </button>
-                    <div className="header-center">
-                        <h1>⭕ GASKET 리비전 관리</h1>
-                        <span className="header-subtitle">
-                            가스켓 타입과 재질을 고려한 GASKET 자재 리비전 처리
-                        </span>
-                    </div>
-                </div>
-                <div className="header-right">
-                    <RevisionStatusIndicator 
-                        revisionStatus={revisionStatus}
-                        onUploadRevision={uploadNewRevision}
-                        onNavigateToRevision={navigateToRevision}
-                    />
-                </div>
-            </div>
-
-            {/* 컨트롤 섹션 */}
-            <div className="control-section">
-                <div className="section-header">
-                    <h3>📊 자재 현황 및 필터</h3>
-                    {processingInfo && (
-                        <div className="processing-summary">
-                            전체: {processingInfo.total_materials}개 | 
-                            리비전: {processingInfo.by_status.REVISION_MATERIAL || 0}개 | 
-                            재고: {processingInfo.by_status.INVENTORY_MATERIAL || 0}개 | 
-                            삭제: {processingInfo.by_status.DELETED_MATERIAL || 0}개
-                        </div>
-                    )}
-                </div>
-
-                <div className="control-grid">
-                    <div className="control-group">
-                        <label>검색:</label>
-                        <input
-                            type="text"
-                            placeholder="자재명, 가스켓타입, 도면명으로 검색..."
-                            value={searchTerm}
-                            onChange={(e) => setSearchTerm(e.target.value)}
-                        />
-                    </div>
-
-                    <div className="control-group">
-                        <label>상태 필터:</label>
-                        <select value={statusFilter} onChange={(e) => setStatusFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            <option value="REVISION_MATERIAL">리비전 자재</option>
-                            <option value="INVENTORY_MATERIAL">재고 자재</option>
-                            <option value="DELETED_MATERIAL">삭제 자재</option>
-                            <option value="NEW_MATERIAL">신규 자재</option>
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>가스켓 타입:</label>
-                        <select value={gasketTypeFilter} onChange={(e) => setGasketTypeFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.gasketTypes.map(type => (
-                                <option key={type} value={type}>{type}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>재질:</label>
-                        <select value={materialTypeFilter} onChange={(e) => setMaterialTypeFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.materialTypes.map(type => (
-                                <option key={type} value={type}>{type}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>압력등급:</label>
-                        <select value={pressureRatingFilter} onChange={(e) => setPressureRatingFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.pressureRatings.map(rating => (
-                                <option key={rating} value={rating}>{rating}#</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>정렬:</label>
-                        <select value={sortBy} onChange={(e) => setSortBy(e.target.value)}>
-                            <option value="description">자재명</option>
-                            <option value="gasket_type">가스켓 타입</option>
-                            <option value="nominal_size">크기</option>
-                            <option value="material_type">재질</option>
-                            <option value="quantity">수량</option>
-                        </select>
-                        <select value={sortOrder} onChange={(e) => setSortOrder(e.target.value)}>
-                            <option value="asc">오름차순</option>
-                            <option value="desc">내림차순</option>
-                        </select>
-                    </div>
-                </div>
-
-                {/* 선택된 자재 액션 */}
-                {selectedMaterials.size > 0 && (
-                    <div className="selected-actions">
-                        <span className="selected-count">
-                            {selectedMaterials.size}개 선택됨
-                        </span>
-                        <div className="action-buttons">
-                            <button 
-                                className="btn-action btn-purchase"
-                                onClick={() => executeAction('request_purchase')}
-                            >
-                                구매 신청
-                            </button>
-                            <button 
-                                className="btn-action btn-inventory"
-                                onClick={() => executeAction('mark_inventory')}
-                            >
-                                재고 처리
-                            </button>
-                            <button 
-                                className="btn-action btn-delete"
-                                onClick={() => executeAction('mark_deleted')}
-                            >
-                                삭제 처리
-                            </button>
-                        </div>
-                    </div>
-                )}
-            </div>
-
-            {/* 자재 테이블 */}
-            <div className="materials-table-container">
-                <div className="table-header">
-                    <div className="header-cell checkbox-cell">
-                        <input
-                            type="checkbox"
-                            checked={selectedMaterials.size === filteredAndSortedMaterials.length && filteredAndSortedMaterials.length > 0}
-                            onChange={(e) => handleSelectAll(e.target.checked)}
-                        />
-                    </div>
-                    <div className="header-cell">상태</div>
-                    <div className="header-cell">자재명</div>
-                    <div className="header-cell">가스켓 타입</div>
-                    <div className="header-cell">크기</div>
-                    <div className="header-cell">재질</div>
-                    <div className="header-cell">두께</div>
-                    <div className="header-cell">압력등급</div>
-                    <div className="header-cell">수량</div>
-                    <div className="header-cell">액션</div>
-                </div>
-
-                <div className="table-body">
-                    {filteredAndSortedMaterials.map((material) => (
-                        <div 
-                            key={material.id} 
-                            className={`table-row ${getStatusClass(material.processing_info?.display_status)}`}
-                        >
-                            <div className="table-cell checkbox-cell">
-                                <input
-                                    type="checkbox"
-                                    checked={selectedMaterials.has(material.id)}
-                                    onChange={(e) => handleMaterialSelect(material.id, e.target.checked)}
-                                />
-                            </div>
-                            <div className="table-cell">
-                                <span className={`status-badge ${getStatusClass(material.processing_info?.display_status)}`}>
-                                    {material.processing_info?.display_status || 'NORMAL'}
-                                </span>
-                            </div>
-                            <div className="table-cell">
-                                <div className="material-info">
-                                    <div className="material-name">{generateGasketDescription(material)}</div>
-                                    {material.processing_info?.notes && (
-                                        <div className="material-notes">{material.processing_info.notes}</div>
-                                    )}
-                                </div>
-                            </div>
-                            <div className="table-cell">{material.gasket_type || '-'}</div>
-                            <div className="table-cell">{material.nominal_size || '-'}</div>
-                            <div className="table-cell">{material.material_type || '-'}</div>
-                            <div className="table-cell">{formatThickness(material)}</div>
-                            <div className="table-cell">{material.pressure_rating ? `${material.pressure_rating}#` : '-'}</div>
-                            <div className="table-cell quantity-cell">
-                                <span className="quantity-value">
-                                    {formatQuantity(material.quantity)}
-                                </span>
-                                {material.processing_info?.quantity_change && (
-                                    <span className="quantity-change">
-                                        ({material.processing_info.quantity_change > 0 ? '+' : ''}
-                                        {formatQuantity(material.processing_info.quantity_change)})
-                                    </span>
-                                )}
-                            </div>
-                            <div className="table-cell">
-                                <div className="action-buttons-small">
-                                    <button 
-                                        className="btn-small btn-view"
-                                        onClick={() => {/* 상세 보기 로직 */}}
-                                        title="상세 정보"
-                                    >
-                                        👁️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-edit"
-                                        onClick={() => {/* 편집 로직 */}}
-                                        title="편집"
-                                    >
-                                        ✏️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-spec"
-                                        onClick={() => {/* 규격 확인 로직 */}}
-                                        title="규격 확인"
-                                    >
-                                        📏
-                                    </button>
-                                </div>
-                            </div>
-                        </div>
-                    ))}
-                </div>
-
-                {filteredAndSortedMaterials.length === 0 && (
-                    <div className="empty-state">
-                        <p>조건에 맞는 GASKET 자재가 없습니다.</p>
-                    </div>
-                )}
-            </div>
-
-            {/* 확인 다이얼로그 */}
-            {showConfirmDialog && (
-                <ConfirmDialog
-                    title="작업 확인"
-                    message={`선택된 ${selectedMaterials.size}개 자재에 대해 "${actionType}" 작업을 수행하시겠습니까?`}
-                    onConfirm={confirmAction}
-                    onCancel={() => setShowConfirmDialog(false)}
-                />
-            )}
-        </div>
-    );
-};
-
-export default GasketRevisionPage;
diff --git a/frontend/src/pages/revision/PipeCuttingPlanPage.css b/frontend/src/pages/revision/PipeCuttingPlanPage.css
deleted file mode 100644
index f25d107..0000000
--- a/frontend/src/pages/revision/PipeCuttingPlanPage.css
+++ /dev/null
@@ -1,666 +0,0 @@
-/* PIPE Cutting Plan 페이지 전용 스타일 */
-
-/* PIPE 리비전 상태 표시 */
-.revision-status-section {
-    margin: 20px 0;
-    padding: 0 20px;
-}
-
-.revision-alert {
-    display: flex;
-    align-items: flex-start;
-    gap: 15px;
-    padding: 20px;
-    border-radius: 12px;
-    border-left: 5px solid;
-    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
-    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
-}
-
-.revision-alert.pre-cutting {
-    border-left-color: #3b82f6;
-    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
-}
-
-.revision-alert.post-cutting {
-    border-left-color: #f59e0b;
-    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
-}
-
-.alert-icon {
-    font-size: 24px;
-    margin-top: 2px;
-}
-
-.alert-content h4 {
-    margin: 0 0 8px 0;
-    font-size: 18px;
-    font-weight: 600;
-    color: #1f2937;
-}
-
-.alert-content p {
-    margin: 0 0 12px 0;
-    color: #4b5563;
-    line-height: 1.5;
-}
-
-.revision-summary {
-    display: flex;
-    flex-wrap: wrap;
-    gap: 15px;
-    margin-top: 12px;
-}
-
-.revision-summary span {
-    display: inline-flex;
-    align-items: center;
-    padding: 4px 12px;
-    background: rgba(255, 255, 255, 0.8);
-    border-radius: 20px;
-    font-size: 13px;
-    font-weight: 500;
-    color: #374151;
-    border: 1px solid rgba(0, 0, 0, 0.1);
-}
-
-/* Cutting Plan 관리 섹션 */
-.cutting-plan-management-section {
-    margin: 30px 0;
-    padding: 25px;
-    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
-    border-radius: 16px;
-    border: 1px solid #e2e8f0;
-    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
-}
-
-.cutting-plan-management-section .section-header h3 {
-    margin: 0 0 20px 0;
-    font-size: 20px;
-    font-weight: 600;
-    color: #1f2937;
-    display: flex;
-    align-items: center;
-    gap: 8px;
-}
-
-.cutting-plan-actions {
-    display: grid;
-    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
-    gap: 15px;
-    margin-bottom: 20px;
-}
-
-.cutting-plan-actions button {
-    padding: 12px 20px;
-    border: none;
-    border-radius: 10px;
-    font-size: 14px;
-    font-weight: 600;
-    cursor: pointer;
-    transition: all 0.2s ease;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    gap: 8px;
-    min-height: 48px;
-}
-
-.btn-export-temp {
-    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
-    color: white;
-    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
-}
-
-.btn-export-temp:hover:not(:disabled) {
-    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
-    transform: translateY(-1px);
-    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.4);
-}
-
-.btn-finalize-cutting-plan {
-    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
-    color: white;
-    box-shadow: 0 2px 4px rgba(220, 38, 38, 0.3);
-}
-
-.btn-finalize-cutting-plan:hover:not(:disabled) {
-    background: linear-gradient(135deg, #b91c1c 0%, #991b1b 100%);
-    transform: translateY(-1px);
-    box-shadow: 0 4px 8px rgba(220, 38, 38, 0.4);
-}
-
-.btn-export-finalized {
-    background: linear-gradient(135deg, #059669 0%, #047857 100%);
-    color: white;
-    box-shadow: 0 2px 4px rgba(5, 150, 105, 0.3);
-}
-
-.btn-export-finalized:hover:not(:disabled) {
-    background: linear-gradient(135deg, #047857 0%, #065f46 100%);
-    transform: translateY(-1px);
-    box-shadow: 0 4px 8px rgba(5, 150, 105, 0.4);
-}
-
-.btn-issue-management {
-    background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
-    color: white;
-    box-shadow: 0 2px 4px rgba(124, 58, 237, 0.3);
-}
-
-.btn-issue-management:hover:not(:disabled) {
-    background: linear-gradient(135deg, #6d28d9 0%, #5b21b6 100%);
-    transform: translateY(-1px);
-    box-shadow: 0 4px 8px rgba(124, 58, 237, 0.4);
-}
-
-.cutting-plan-actions button:disabled {
-    opacity: 0.6;
-    cursor: not-allowed;
-    transform: none !important;
-    box-shadow: none !important;
-}
-
-.action-descriptions {
-    display: flex;
-    flex-direction: column;
-    gap: 8px;
-    padding: 15px;
-    background: rgba(249, 250, 251, 0.8);
-    border-radius: 8px;
-    border: 1px solid #e5e7eb;
-}
-
-.action-desc {
-    font-size: 13px;
-    color: #4b5563;
-    line-height: 1.4;
-}
-
-.action-desc strong {
-    color: #1f2937;
-    font-weight: 600;
-}
-
-/* 반응형 */
-@media (max-width: 768px) {
-    .cutting-plan-actions {
-        grid-template-columns: 1fr;
-    }
-    
-    .cutting-plan-actions button {
-        font-size: 13px;
-        padding: 10px 16px;
-    }
-}
-
-.pipe-cutting-plan-page {
-    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
-    min-height: 100vh;
-    padding: 20px;
-}
-
-/* 리비전 경고 섹션 */
-.revision-warning {
-    background: linear-gradient(135deg, #fef3c7 0%, #fbbf24 100%);
-    border: 2px solid #f59e0b;
-    border-radius: 12px;
-    padding: 20px;
-    margin-bottom: 24px;
-    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
-}
-
-.warning-content h3 {
-    margin: 0 0 12px 0;
-    color: #92400e;
-    font-size: 18px;
-    font-weight: 700;
-}
-
-.warning-content p {
-    margin: 0 0 16px 0;
-    color: #92400e;
-    font-size: 14px;
-    line-height: 1.5;
-}
-
-.highlight {
-    background: rgba(239, 68, 68, 0.2);
-    padding: 2px 6px;
-    border-radius: 4px;
-    font-weight: 600;
-    color: #dc2626;
-}
-
-.btn-force-upload {
-    background: #dc2626;
-    color: white;
-    border: none;
-    border-radius: 8px;
-    padding: 10px 20px;
-    font-size: 14px;
-    font-weight: 600;
-    cursor: pointer;
-    transition: all 0.2s ease;
-}
-
-.btn-force-upload:hover {
-    background: #b91c1c;
-    transform: translateY(-1px);
-    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
-}
-
-/* 분류 섹션 */
-.classification-section {
-    background: white;
-    border-radius: 12px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
-    margin-bottom: 24px;
-    border: 1px solid #e2e8f0;
-    overflow: hidden;
-}
-
-.classification-controls {
-    display: grid;
-    grid-template-columns: 200px 1fr 250px;
-    gap: 20px;
-    padding: 20px 24px;
-    align-items: end;
-}
-
-.control-group {
-    display: flex;
-    flex-direction: column;
-    gap: 6px;
-}
-
-.control-group label {
-    font-size: 14px;
-    font-weight: 600;
-    color: #374151;
-}
-
-.control-group select,
-.control-group input {
-    padding: 10px 12px;
-    border: 1px solid #d1d5db;
-    border-radius: 8px;
-    font-size: 14px;
-    background: white;
-    transition: all 0.2s ease;
-}
-
-.control-group select:focus,
-.control-group input:focus {
-    outline: none;
-    border-color: #6366f1;
-    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
-}
-
-.control-group select:disabled,
-.control-group input:disabled {
-    background: #f9fafb;
-    color: #9ca3af;
-    cursor: not-allowed;
-}
-
-.btn-start-cutting-plan {
-    padding: 12px 20px;
-    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
-    color: white;
-    border: none;
-    border-radius: 8px;
-    font-size: 14px;
-    font-weight: 600;
-    cursor: pointer;
-    transition: all 0.2s ease;
-    height: fit-content;
-}
-
-.btn-start-cutting-plan:hover:not(:disabled) {
-    transform: translateY(-1px);
-    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
-}
-
-.btn-start-cutting-plan:disabled {
-    background: #9ca3af;
-    cursor: not-allowed;
-    transform: none;
-    box-shadow: none;
-}
-
-/* 자재 현황 요약 */
-.materials-summary {
-    background: white;
-    border-radius: 12px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
-    padding: 20px 24px;
-    margin-bottom: 24px;
-    border: 1px solid #e2e8f0;
-}
-
-.summary-stats {
-    display: grid;
-    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
-    gap: 20px;
-}
-
-.stat-item {
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    padding: 16px;
-    background: #f8fafc;
-    border-radius: 8px;
-    border: 1px solid #f1f5f9;
-}
-
-.stat-label {
-    font-size: 12px;
-    font-weight: 500;
-    color: #64748b;
-    margin-bottom: 4px;
-}
-
-.stat-value {
-    font-size: 24px;
-    font-weight: 700;
-    color: #1e293b;
-}
-
-/* Cutting Plan 콘텐츠 */
-.cutting-plan-content {
-    display: flex;
-    flex-direction: column;
-    gap: 24px;
-}
-
-/* 구역 섹션 */
-.area-section {
-    background: white;
-    border-radius: 12px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
-    border: 1px solid #e2e8f0;
-    overflow: hidden;
-}
-
-.area-section.unassigned {
-    border-color: #fbbf24;
-    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
-}
-
-.area-header {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    padding: 16px 24px;
-    background: #f8fafc;
-    border-bottom: 1px solid #e2e8f0;
-}
-
-.area-section.unassigned .area-header {
-    background: #fbbf24;
-    color: white;
-}
-
-.area-header h4 {
-    margin: 0;
-    font-size: 16px;
-    font-weight: 600;
-    color: #1e293b;
-}
-
-.area-section.unassigned .area-header h4 {
-    color: white;
-}
-
-.area-count {
-    font-size: 14px;
-    color: #64748b;
-    font-weight: 500;
-}
-
-.area-section.unassigned .area-count {
-    color: rgba(255, 255, 255, 0.9);
-}
-
-/* PIPE 테이블 */
-.pipe-table {
-    width: 100%;
-}
-
-.pipe-table .table-header {
-    display: grid;
-    grid-template-columns: 100px 150px 120px 200px 100px 120px 100px;
-    gap: 12px;
-    padding: 16px 24px;
-    background: #f8fafc;
-    border-bottom: 1px solid #e2e8f0;
-    font-weight: 600;
-    font-size: 14px;
-    color: #374151;
-}
-
-.area-section.unassigned .pipe-table .table-header {
-    background: rgba(251, 191, 36, 0.1);
-}
-
-.pipe-table .table-body {
-    max-height: 400px;
-    overflow-y: auto;
-}
-
-.pipe-table .table-row {
-    display: grid;
-    grid-template-columns: 100px 150px 120px 200px 100px 120px 100px;
-    gap: 12px;
-    padding: 16px 24px;
-    border-bottom: 1px solid #f1f5f9;
-    font-size: 14px;
-    color: #374151;
-    transition: all 0.2s ease;
-    align-items: center;
-}
-
-.pipe-table .table-row:hover {
-    background: #f8fafc;
-}
-
-.pipe-table .table-row:last-child {
-    border-bottom: none;
-}
-
-.pipe-table .header-cell,
-.pipe-table .table-cell {
-    display: flex;
-    align-items: center;
-    justify-content: flex-start;
-    min-height: 40px;
-}
-
-.pipe-table .table-cell select {
-    width: 100%;
-    padding: 6px 8px;
-    border: 1px solid #d1d5db;
-    border-radius: 6px;
-    font-size: 13px;
-    background: white;
-}
-
-.pipe-table .table-cell select:focus {
-    outline: none;
-    border-color: #6366f1;
-    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.1);
-}
-
-/* 액션 버튼 */
-.action-buttons-small {
-    display: flex;
-    gap: 4px;
-}
-
-.btn-small {
-    padding: 4px 8px;
-    border: 1px solid #d1d5db;
-    border-radius: 4px;
-    background: white;
-    font-size: 12px;
-    cursor: pointer;
-    transition: all 0.2s ease;
-    min-width: 28px;
-    height: 28px;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-}
-
-.btn-small:hover {
-    background: #f9fafb;
-    border-color: #9ca3af;
-}
-
-.btn-small.btn-edit {
-    color: #f59e0b;
-}
-
-.btn-small.btn-delete {
-    color: #ef4444;
-}
-
-.btn-small.btn-delete:hover {
-    background: #fef2f2;
-    border-color: #fca5a5;
-}
-
-/* 빈 상태 */
-.empty-state {
-    padding: 60px 20px;
-    text-align: center;
-    color: #6b7280;
-    background: white;
-    border-radius: 12px;
-    border: 1px solid #e2e8f0;
-}
-
-.empty-state p {
-    margin: 0;
-    font-size: 16px;
-}
-
-/* 반응형 디자인 */
-@media (max-width: 1400px) {
-    .pipe-table .table-header,
-    .pipe-table .table-row {
-        grid-template-columns: 80px 130px 100px 180px 80px 100px 80px;
-    }
-}
-
-@media (max-width: 1200px) {
-    .classification-controls {
-        grid-template-columns: 1fr;
-        gap: 16px;
-    }
-    
-    .pipe-table .table-header,
-    .pipe-table .table-row {
-        grid-template-columns: 80px 120px 160px 80px 100px 80px;
-    }
-    
-    .pipe-table .table-header .header-cell:nth-child(3),
-    .pipe-table .table-row .table-cell:nth-child(3) {
-        display: none;
-    }
-}
-
-@media (max-width: 768px) {
-    .pipe-cutting-plan-page {
-        padding: 16px;
-    }
-    
-    .classification-controls {
-        padding: 16px;
-    }
-    
-    .summary-stats {
-        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
-        gap: 12px;
-    }
-    
-    .pipe-table .table-header {
-        display: none;
-    }
-    
-    .pipe-table .table-row {
-        grid-template-columns: 1fr;
-        gap: 8px;
-        flex-direction: column;
-        align-items: stretch;
-        padding: 16px;
-        border: 1px solid #e5e7eb;
-        border-radius: 8px;
-        margin-bottom: 8px;
-    }
-    
-    .pipe-table .table-cell {
-        justify-content: space-between;
-        padding: 4px 0;
-        border-bottom: 1px solid #f3f4f6;
-    }
-    
-    .pipe-table .table-cell:last-child {
-        border-bottom: none;
-        justify-content: center;
-    }
-    
-    .pipe-table .table-cell::before {
-        content: attr(data-label);
-        font-weight: 600;
-        color: #6b7280;
-        min-width: 80px;
-    }
-    
-    .area-header {
-        flex-direction: column;
-        gap: 8px;
-        align-items: stretch;
-        text-align: center;
-    }
-}
-
-/* 애니메이션 */
-@keyframes slideIn {
-    from {
-        opacity: 0;
-        transform: translateY(20px);
-    }
-    to {
-        opacity: 1;
-        transform: translateY(0);
-    }
-}
-
-.area-section {
-    animation: slideIn 0.3s ease-out;
-}
-
-.pipe-table .table-row {
-    animation: slideIn 0.2s ease-out;
-}
-
-/* 스크롤바 스타일 */
-.pipe-table .table-body::-webkit-scrollbar {
-    width: 8px;
-}
-
-.pipe-table .table-body::-webkit-scrollbar-track {
-    background: #f1f5f9;
-}
-
-.pipe-table .table-body::-webkit-scrollbar-thumb {
-    background: #cbd5e1;
-    border-radius: 4px;
-}
-
-.pipe-table .table-body::-webkit-scrollbar-thumb:hover {
-    background: #94a3b8;
-}
diff --git a/frontend/src/pages/revision/PipeCuttingPlanPage.jsx b/frontend/src/pages/revision/PipeCuttingPlanPage.jsx
deleted file mode 100644
index d09d292..0000000
--- a/frontend/src/pages/revision/PipeCuttingPlanPage.jsx
+++ /dev/null
@@ -1,681 +0,0 @@
-import React, { useState, useEffect, useMemo } from 'react';
-import { useRevisionLogic } from '../../hooks/useRevisionLogic';
-import { useRevisionComparison } from '../../hooks/useRevisionComparison';
-import { useRevisionStatus } from '../../hooks/useRevisionStatus';
-import { usePipeRevision } from '../../hooks/usePipeRevision';
-import { LoadingSpinner, ErrorMessage, ConfirmDialog } from '../../components/common';
-import RevisionStatusIndicator from '../../components/revision/RevisionStatusIndicator';
-import './CategoryRevisionPage.css';
-import './PipeCuttingPlanPage.css';
-
-const PipeCuttingPlanPage = ({ 
-    jobNo, 
-    fileId, 
-    previousFileId, 
-    onNavigate, 
-    user 
-}) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [showConfirmDialog, setShowConfirmDialog] = useState(false);
-    const [actionType, setActionType] = useState('');
-    const [searchTerm, setSearchTerm] = useState('');
-    const [selectedArea, setSelectedArea] = useState('');
-    const [searchDrawing, setSearchDrawing] = useState('');
-    const [cuttingPlanStarted, setCuttingPlanStarted] = useState(false);
-    const [areaAssignments, setAreaAssignments] = useState({});
-    const [endPreparations, setEndPreparations] = useState({});
-
-    // 리비전 로직 훅
-    const {
-        materials,
-        loading: materialsLoading,
-        error: materialsError,
-        processingInfo,
-        handleMaterialSelection,
-        handleBulkAction,
-        refreshMaterials
-    } = useRevisionLogic(fileId, 'PIPE');
-
-    // 리비전 비교 훅
-    const {
-        comparisonResult,
-        loading: comparisonLoading,
-        error: comparisonError,
-        performComparison,
-        getFilteredComparison
-    } = useRevisionComparison(fileId, previousFileId);
-
-    // PIPE 전용 리비전 훅
-    const {
-        revisionStatus: pipeRevisionStatus,
-        comparisonResult: pipeComparisonResult,
-        loading: pipeRevisionLoading,
-        error: pipeRevisionError,
-        checkRevisionStatus,
-        handlePreCuttingPlanRevision,
-        handlePostCuttingPlanRevision,
-        processRevisionAutomatically,
-        finalizeCuttingPlan,
-        getSnapshotStatus,
-        exportFinalizedExcel,
-        checkFinalizationStatus,
-        isPreCuttingPlan,
-        isPostCuttingPlan,
-        requiresAction
-    } = usePipeRevision(jobNo, fileId);
-
-    // 리비전 상태 훅
-    const {
-        revisionStatus,
-        loading: statusLoading,
-        error: statusError,
-        uploadNewRevision,
-        navigateToRevision
-    } = useRevisionStatus(jobNo, fileId);
-
-    // 구역 옵션
-    const areaOptions = ['#01', '#02', '#03', '#04', '#05', '#06', '#07', '#08', '#09', '#10'];
-
-    // 컴포넌트 마운트 시 데이터 로드 및 리비전 처리
-    useEffect(() => {
-        refreshMaterials();
-        
-        // PIPE 리비전 자동 처리
-        if (jobNo && fileId && requiresAction) {
-            handlePipeRevisionAutomatically();
-        }
-    }, [refreshMaterials, jobNo, fileId, requiresAction]);
-
-    // PIPE 리비전 자동 처리 함수
-    const handlePipeRevisionAutomatically = async () => {
-        try {
-            const result = await processRevisionAutomatically();
-            
-            if (result.success) {
-                if (result.type === 'pre_cutting_plan') {
-                    // Cutting Plan 작성 전 리비전 - 기존 데이터 삭제됨
-                    alert(`${result.message}\n새로운 Cutting Plan을 작성해주세요.`);
-                    setCuttingPlanStarted(false);
-                    setAreaAssignments({});
-                } else if (result.type === 'post_cutting_plan') {
-                    // Cutting Plan 작성 후 리비전 - 비교 결과 표시
-                    alert(`${result.message}\n변경사항을 검토해주세요.`);
-                    setCuttingPlanStarted(true);
-                }
-            } else {
-                console.error('PIPE 리비전 자동 처리 실패:', result.message);
-            }
-        } catch (error) {
-            console.error('PIPE 리비전 자동 처리 중 오류:', error);
-        }
-    };
-    
-    // 끝단 처리 옵션
-    const endPrepOptions = [
-        { value: 'plain', label: '무개선' },
-        { value: 'single_bevel', label: '한개선' },
-        { value: 'double_bevel', label: '양개선' }
-    ];
-
-    // 필터링된 자재 목록 (도면 검색 적용)
-    const filteredMaterials = useMemo(() => {
-        if (!materials) return [];
-
-        return materials.filter(material => {
-            const matchesDrawing = !searchDrawing || 
-                material.drawing_name?.toLowerCase().includes(searchDrawing.toLowerCase());
-            
-            return matchesDrawing;
-        });
-    }, [materials, searchDrawing]);
-
-    // 구역별로 그룹화된 자재
-    const groupedMaterials = useMemo(() => {
-        const grouped = {
-            assigned: {},
-            unassigned: []
-        };
-
-        filteredMaterials.forEach(material => {
-            const assignedArea = areaAssignments[material.id];
-            if (assignedArea) {
-                if (!grouped.assigned[assignedArea]) {
-                    grouped.assigned[assignedArea] = [];
-                }
-                grouped.assigned[assignedArea].push(material);
-            } else {
-                grouped.unassigned.push(material);
-            }
-        });
-
-        return grouped;
-    }, [filteredMaterials, areaAssignments]);
-
-    // 초기 비교 수행
-    useEffect(() => {
-        if (fileId && previousFileId && !comparisonResult) {
-            performComparison('PIPE');
-        }
-    }, [fileId, previousFileId, comparisonResult, performComparison]);
-
-    // Cutting Plan 시작
-    const handleStartCuttingPlan = () => {
-        if (!selectedArea) {
-            alert('구역을 선택해주세요.');
-            return;
-        }
-
-        // 선택된 구역과 검색된 도면에 맞는 자재들을 자동 할당
-        const newAssignments = { ...areaAssignments };
-        filteredMaterials.forEach(material => {
-            if (!newAssignments[material.id]) {
-                newAssignments[material.id] = selectedArea;
-            }
-        });
-
-        setAreaAssignments(newAssignments);
-        setCuttingPlanStarted(true);
-    };
-
-    // 구역 할당 변경
-    const handleAreaAssignment = (materialId, area) => {
-        setAreaAssignments(prev => ({
-            ...prev,
-            [materialId]: area
-        }));
-    };
-
-    // 끝단 처리 변경
-    const handleEndPrepChange = (materialId, endPrep) => {
-        setEndPreparations(prev => ({
-            ...prev,
-            [materialId]: endPrep
-        }));
-    };
-
-    // 자재 삭제
-    const handleRemoveMaterial = (materialId) => {
-        setSelectedMaterials(prev => {
-            const newSet = new Set(prev);
-            newSet.add(materialId);
-            return newSet;
-        });
-        setActionType('delete_pipe_segment');
-        setShowConfirmDialog(true);
-    };
-
-    // 액션 실행
-    const confirmAction = async () => {
-        try {
-            if (actionType === 'delete_pipe_segment') {
-                // PIPE 세그먼트 삭제 로직
-                console.log('Deleting pipe segments:', Array.from(selectedMaterials));
-            } else if (actionType === 'force_revision_upload') {
-                // 강제 리비전 업로드 로직
-                uploadNewRevision();
-            }
-            
-            setSelectedMaterials(new Set());
-            setShowConfirmDialog(false);
-            await refreshMaterials();
-        } catch (error) {
-            console.error('Action failed:', error);
-        }
-    };
-
-    // 파이프 정보 포맷팅
-    const formatPipeInfo = (material) => {
-        const parts = [];
-        if (material.material_grade) parts.push(material.material_grade);
-        if (material.schedule) parts.push(material.schedule);
-        if (material.nominal_size) parts.push(material.nominal_size);
-        
-        return parts.join(' ') || '-';
-    };
-
-    // 길이 포맷팅
-    const formatLength = (length) => {
-        if (!length) return '-';
-        return `${parseFloat(length).toFixed(1)}mm`;
-    };
-
-    // 임시 Excel 내보내기 (현재 작업 중인 데이터)
-    const handleExportTempExcel = async () => {
-        try {
-            alert('임시 Excel 내보내기 기능은 구현 예정입니다.\n현재 작업 중인 데이터를 기준으로 생성됩니다.');
-        } catch (error) {
-            console.error('임시 Excel 내보내기 실패:', error);
-            alert('Excel 내보내기에 실패했습니다.');
-        }
-    };
-
-    // Cutting Plan 확정
-    const handleFinalizeCuttingPlan = async () => {
-        try {
-            const confirmed = window.confirm(
-                '⚠️ Cutting Plan을 확정하시겠습니까?\n\n' +
-                '확정 후에는:\n' +
-                '• 데이터가 고정되어 리비전 영향을 받지 않습니다\n' +
-                '• 이슈 관리를 시작할 수 있습니다\n' +
-                '• Excel 내보내기가 고정된 데이터로 제공됩니다'
-            );
-
-            if (!confirmed) return;
-
-            const result = await finalizeCuttingPlan();
-            if (result && result.success) {
-                alert(`✅ ${result.message}\n\n스냅샷 ID: ${result.snapshot_id}\n총 단관: ${result.total_segments}개`);
-                // 페이지 새로고침 또는 상태 업데이트
-                window.location.reload();
-            } else {
-                alert(`❌ Cutting Plan 확정 실패\n${result?.message || '알 수 없는 오류'}`);
-            }
-        } catch (error) {
-            console.error('Cutting Plan 확정 실패:', error);
-            alert('Cutting Plan 확정에 실패했습니다.');
-        }
-    };
-
-    // 확정된 Excel 내보내기 (고정된 데이터)
-    const handleExportFinalizedExcel = async () => {
-        try {
-            const result = await exportFinalizedExcel();
-            if (result && result.success) {
-                alert('✅ 확정된 Excel 파일이 다운로드되었습니다.\n이 파일은 리비전과 무관하게 고정된 데이터입니다.');
-            } else {
-                alert(`❌ Excel 내보내기 실패\n${result?.message || '알 수 없는 오류'}`);
-            }
-        } catch (error) {
-            console.error('확정된 Excel 내보내기 실패:', error);
-            alert('Excel 내보내기에 실패했습니다.');
-        }
-    };
-
-    // 이슈 관리 페이지로 이동
-    const handleGoToIssueManagement = async () => {
-        try {
-            const snapshotStatus = await getSnapshotStatus();
-            if (snapshotStatus && snapshotStatus.has_snapshot && snapshotStatus.is_locked) {
-                // 이슈 관리 페이지로 이동
-                onNavigate('pipe-issue-management');
-            } else {
-                alert('❌ 이슈 관리를 시작하려면 먼저 Cutting Plan을 확정해주세요.');
-            }
-        } catch (error) {
-            console.error('이슈 관리 페이지 이동 실패:', error);
-            alert('이슈 관리 페이지 접근에 실패했습니다.');
-        }
-    };
-
-    if (materialsLoading || comparisonLoading || statusLoading || pipeRevisionLoading) {
-        return <LoadingSpinner message="PIPE 데이터 로딩 중..." />;
-    }
-
-    const error = materialsError || comparisonError || statusError || pipeRevisionError;
-    if (error) {
-        return <ErrorMessage message={error} onClose={() => window.location.reload()} />;
-    }
-
-    return (
-        <div className="pipe-cutting-plan-page">
-            {/* PIPE 리비전 상태 표시 */}
-            {pipeRevisionStatus && requiresAction && (
-                <div className="revision-status-section">
-                    <div className={`revision-alert ${isPreCuttingPlan ? 'pre-cutting' : 'post-cutting'}`}>
-                        <div className="alert-icon">
-                            {isPreCuttingPlan ? '🔄' : '⚠️'}
-                        </div>
-                        <div className="alert-content">
-                            <h4>
-                                {isPreCuttingPlan ? 'Cutting Plan 작성 전 리비전' : 'Cutting Plan 작성 후 리비전'}
-                            </h4>
-                            <p>{pipeRevisionStatus.message}</p>
-                            {isPostCuttingPlan && pipeComparisonResult && (
-                                <div className="revision-summary">
-                                    <span>변경된 도면: {pipeComparisonResult.summary?.changed_drawings_count || 0}개</span>
-                                    <span>추가된 단관: {pipeComparisonResult.summary?.added_segments || 0}개</span>
-                                    <span>삭제된 단관: {pipeComparisonResult.summary?.removed_segments || 0}개</span>
-                                    <span>수정된 단관: {pipeComparisonResult.summary?.modified_segments || 0}개</span>
-                                </div>
-                            )}
-                        </div>
-                    </div>
-                </div>
-            )}
-
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate('enhanced-revision')}
-                    >
-                        ← 리비전 관리로
-                    </button>
-                    <div className="header-center">
-                        <h1>🔧 PIPE Cutting Plan 관리</h1>
-                        <span className="header-subtitle">
-                            도면-라인번호-길이 기반 파이프 절단 계획 관리
-                        </span>
-                    </div>
-                </div>
-                <div className="header-right">
-                    <RevisionStatusIndicator 
-                        revisionStatus={revisionStatus}
-                        onUploadRevision={uploadNewRevision}
-                        onNavigateToRevision={navigateToRevision}
-                    />
-                </div>
-            </div>
-
-            {/* 리비전 경고 (Cutting Plan 시작 전) */}
-            {!cuttingPlanStarted && (
-                <div className="revision-warning">
-                    <div className="warning-content">
-                        <h3>⚠️ PIPE 리비전 처리 안내</h3>
-                        <p>
-                            <strong>Cutting Plan 작성 전</strong>에 리비전이 발생하면 
-                            <span className="highlight">기존 단관정보가 전부 삭제</span>되고 
-                            <span className="highlight">새 BOM 파일 업로드</span>가 필요합니다.
-                        </p>
-                        {revisionStatus?.has_revision && (
-                            <button 
-                                className="btn-force-upload"
-                                onClick={() => {
-                                    setActionType('force_revision_upload');
-                                    setShowConfirmDialog(true);
-                                }}
-                            >
-                                🔄 새 BOM 파일 업로드
-                            </button>
-                        )}
-                    </div>
-                </div>
-            )}
-
-            {/* 분류 섹션 */}
-            <div className="classification-section">
-                <div className="section-header">
-                    <h3>📂 구역 및 도면 분류</h3>
-                </div>
-                
-                <div className="classification-controls">
-                    <div className="control-group">
-                        <label>구역 선택:</label>
-                        <select 
-                            value={selectedArea} 
-                            onChange={(e) => setSelectedArea(e.target.value)}
-                            disabled={cuttingPlanStarted}
-                        >
-                            <option value="">구역을 선택하세요</option>
-                            {areaOptions.map(area => (
-                                <option key={area} value={area}>{area}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>도면 검색:</label>
-                        <input
-                            type="text"
-                            placeholder="도면명으로 검색..."
-                            value={searchDrawing}
-                            onChange={(e) => setSearchDrawing(e.target.value)}
-                        />
-                    </div>
-
-                    <div className="control-group">
-                        <button 
-                            className="btn-start-cutting-plan"
-                            onClick={handleStartCuttingPlan}
-                            disabled={cuttingPlanStarted || !selectedArea}
-                        >
-                            {cuttingPlanStarted ? '✅ Cutting Plan 작성 중' : '📝 Cutting Plan 작성 시작'}
-                        </button>
-                    </div>
-                </div>
-            </div>
-
-            {/* 자재 현황 */}
-            <div className="materials-summary">
-                <div className="summary-stats">
-                    <div className="stat-item">
-                        <span className="stat-label">전체 단관</span>
-                        <span className="stat-value">{filteredMaterials.length}</span>
-                    </div>
-                    <div className="stat-item">
-                        <span className="stat-label">할당된 단관</span>
-                        <span className="stat-value">{Object.keys(areaAssignments).length}</span>
-                    </div>
-                    <div className="stat-item">
-                        <span className="stat-label">미할당 단관</span>
-                        <span className="stat-value">{groupedMaterials.unassigned.length}</span>
-                    </div>
-                </div>
-            </div>
-
-            {/* 구역별 자재 테이블 */}
-            <div className="cutting-plan-content">
-                {/* 할당된 구역들 */}
-                {Object.keys(groupedMaterials.assigned).sort().map(area => (
-                    <div key={area} className="area-section">
-                        <div className="area-header">
-                            <h4>📍 구역 {area}</h4>
-                            <span className="area-count">{groupedMaterials.assigned[area].length}개 단관</span>
-                        </div>
-                        
-                        <div className="pipe-table">
-                            <div className="table-header">
-                                <div className="header-cell">구역</div>
-                                <div className="header-cell">도면</div>
-                                <div className="header-cell">라인번호</div>
-                                <div className="header-cell">파이프정보(재질)</div>
-                                <div className="header-cell">길이</div>
-                                <div className="header-cell">끝단정보</div>
-                                <div className="header-cell">액션</div>
-                            </div>
-                            
-                            <div className="table-body">
-                                {groupedMaterials.assigned[area].map(material => (
-                                    <div key={material.id} className="table-row">
-                                        <div className="table-cell">
-                                            <select
-                                                value={areaAssignments[material.id] || ''}
-                                                onChange={(e) => handleAreaAssignment(material.id, e.target.value)}
-                                            >
-                                                <option value="">미할당</option>
-                                                {areaOptions.map(opt => (
-                                                    <option key={opt} value={opt}>{opt}</option>
-                                                ))}
-                                            </select>
-                                        </div>
-                                        <div className="table-cell">{material.drawing_name || '-'}</div>
-                                        <div className="table-cell">{material.line_no || '-'}</div>
-                                        <div className="table-cell">{formatPipeInfo(material)}</div>
-                                        <div className="table-cell">{formatLength(material.length || material.total_length)}</div>
-                                        <div className="table-cell">
-                                            <select
-                                                value={endPreparations[material.id] || 'plain'}
-                                                onChange={(e) => handleEndPrepChange(material.id, e.target.value)}
-                                            >
-                                                {endPrepOptions.map(opt => (
-                                                    <option key={opt.value} value={opt.value}>{opt.label}</option>
-                                                ))}
-                                            </select>
-                                        </div>
-                                        <div className="table-cell">
-                                            <div className="action-buttons-small">
-                                                <button 
-                                                    className="btn-small btn-edit"
-                                                    onClick={() => {/* 편집 로직 */}}
-                                                    title="편집"
-                                                >
-                                                    ✏️
-                                                </button>
-                                                <button 
-                                                    className="btn-small btn-delete"
-                                                    onClick={() => handleRemoveMaterial(material.id)}
-                                                    title="삭제"
-                                                >
-                                                    ❌
-                                                </button>
-                                            </div>
-                                        </div>
-                                    </div>
-                                ))}
-                            </div>
-                        </div>
-                    </div>
-                ))}
-
-                {/* 미할당 단관들 */}
-                {groupedMaterials.unassigned.length > 0 && (
-                    <div className="area-section unassigned">
-                        <div className="area-header">
-                            <h4>❓ 미할당 단관</h4>
-                            <span className="area-count">{groupedMaterials.unassigned.length}개 단관</span>
-                        </div>
-                        
-                        <div className="pipe-table">
-                            <div className="table-header">
-                                <div className="header-cell">구역</div>
-                                <div className="header-cell">도면</div>
-                                <div className="header-cell">라인번호</div>
-                                <div className="header-cell">파이프정보(재질)</div>
-                                <div className="header-cell">길이</div>
-                                <div className="header-cell">끝단정보</div>
-                                <div className="header-cell">액션</div>
-                            </div>
-                            
-                            <div className="table-body">
-                                {groupedMaterials.unassigned.map(material => (
-                                    <div key={material.id} className="table-row">
-                                        <div className="table-cell">
-                                            <select
-                                                value={areaAssignments[material.id] || ''}
-                                                onChange={(e) => handleAreaAssignment(material.id, e.target.value)}
-                                            >
-                                                <option value="">미할당</option>
-                                                {areaOptions.map(opt => (
-                                                    <option key={opt} value={opt}>{opt}</option>
-                                                ))}
-                                            </select>
-                                        </div>
-                                        <div className="table-cell">{material.drawing_name || '-'}</div>
-                                        <div className="table-cell">{material.line_no || '-'}</div>
-                                        <div className="table-cell">{formatPipeInfo(material)}</div>
-                                        <div className="table-cell">{formatLength(material.length || material.total_length)}</div>
-                                        <div className="table-cell">
-                                            <select
-                                                value={endPreparations[material.id] || 'plain'}
-                                                onChange={(e) => handleEndPrepChange(material.id, e.target.value)}
-                                            >
-                                                {endPrepOptions.map(opt => (
-                                                    <option key={opt.value} value={opt.value}>{opt.label}</option>
-                                                ))}
-                                            </select>
-                                        </div>
-                                        <div className="table-cell">
-                                            <div className="action-buttons-small">
-                                                <button 
-                                                    className="btn-small btn-edit"
-                                                    onClick={() => {/* 편집 로직 */}}
-                                                    title="편집"
-                                                >
-                                                    ✏️
-                                                </button>
-                                                <button 
-                                                    className="btn-small btn-delete"
-                                                    onClick={() => handleRemoveMaterial(material.id)}
-                                                    title="삭제"
-                                                >
-                                                    ❌
-                                                </button>
-                                            </div>
-                                        </div>
-                                    </div>
-                                ))}
-                            </div>
-                        </div>
-                    </div>
-                )}
-
-                {/* 빈 상태 */}
-                {filteredMaterials.length === 0 && (
-                    <div className="empty-state">
-                        <p>조건에 맞는 PIPE 자재가 없습니다.</p>
-                    </div>
-                )}
-            </div>
-
-            {/* Cutting Plan 관리 액션 */}
-            <div className="cutting-plan-management-section">
-                <div className="section-header">
-                    <h3>🔧 Cutting Plan 관리</h3>
-                </div>
-                
-                <div className="cutting-plan-actions">
-                    <button 
-                        className="btn-export-temp"
-                        onClick={handleExportTempExcel}
-                        disabled={pipeRevisionLoading}
-                    >
-                        📊 임시 Excel 내보내기
-                    </button>
-                    
-                    <button 
-                        className="btn-finalize-cutting-plan"
-                        onClick={handleFinalizeCuttingPlan}
-                        disabled={pipeRevisionLoading}
-                    >
-                        🔒 Cutting Plan 확정 (이슈 관리 시작)
-                    </button>
-                    
-                    <button 
-                        className="btn-export-finalized"
-                        onClick={handleExportFinalizedExcel}
-                        disabled={pipeRevisionLoading}
-                    >
-                        📋 확정된 Excel 내보내기 (고정)
-                    </button>
-                    
-                    <button 
-                        className="btn-issue-management"
-                        onClick={handleGoToIssueManagement}
-                        disabled={pipeRevisionLoading}
-                    >
-                        🛠️ 이슈 관리 페이지
-                    </button>
-                </div>
-                
-                <div className="action-descriptions">
-                    <div className="action-desc">
-                        <strong>📊 임시 Excel:</strong> 현재 작업 중인 데이터 (리비전 시 변경됨)
-                    </div>
-                    <div className="action-desc">
-                        <strong>🔒 확정:</strong> 데이터 고정 및 이슈 관리 시작 (리비전 보호)
-                    </div>
-                    <div className="action-desc">
-                        <strong>📋 확정된 Excel:</strong> 고정된 데이터 (리비전과 무관)
-                    </div>
-                </div>
-            </div>
-
-            {/* 확인 다이얼로그 */}
-            {showConfirmDialog && (
-                <ConfirmDialog
-                    title={actionType === 'force_revision_upload' ? '강제 리비전 업로드' : '작업 확인'}
-                    message={
-                        actionType === 'force_revision_upload' 
-                            ? '기존 단관정보를 모두 삭제하고 새 BOM 파일을 업로드하시겠습니까?'
-                            : `선택된 단관을 삭제하시겠습니까?`
-                    }
-                    onConfirm={confirmAction}
-                    onCancel={() => setShowConfirmDialog(false)}
-                />
-            )}
-        </div>
-    );
-};
-
-export default PipeCuttingPlanPage;
diff --git a/frontend/src/pages/revision/SpecialRevisionPage.jsx b/frontend/src/pages/revision/SpecialRevisionPage.jsx
deleted file mode 100644
index d3bee4d..0000000
--- a/frontend/src/pages/revision/SpecialRevisionPage.jsx
+++ /dev/null
@@ -1,460 +0,0 @@
-import React, { useState, useEffect, useMemo } from 'react';
-import { useRevisionLogic } from '../../hooks/useRevisionLogic';
-import { useRevisionComparison } from '../../hooks/useRevisionComparison';
-import { useRevisionStatus } from '../../hooks/useRevisionStatus';
-import { LoadingSpinner, ErrorMessage, ConfirmDialog } from '../../components/common';
-import RevisionStatusIndicator from '../../components/revision/RevisionStatusIndicator';
-import './CategoryRevisionPage.css';
-
-const SpecialRevisionPage = ({ 
-    jobNo, 
-    fileId, 
-    previousFileId, 
-    onNavigate, 
-    user 
-}) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [showConfirmDialog, setShowConfirmDialog] = useState(false);
-    const [actionType, setActionType] = useState('');
-    const [searchTerm, setSearchTerm] = useState('');
-    const [statusFilter, setStatusFilter] = useState('all');
-    const [sortBy, setSortBy] = useState('description');
-    const [sortOrder, setSortOrder] = useState('asc');
-    const [subcategoryFilter, setSubcategoryFilter] = useState('all');
-    const [priorityFilter, setPriorityFilter] = useState('all');
-
-    // 리비전 로직 훅
-    const {
-        materials,
-        loading: materialsLoading,
-        error: materialsError,
-        processingInfo,
-        handleMaterialSelection,
-        handleBulkAction,
-        refreshMaterials
-    } = useRevisionLogic(fileId, 'SPECIAL');
-
-    // 리비전 비교 훅
-    const {
-        comparisonResult,
-        loading: comparisonLoading,
-        error: comparisonError,
-        performComparison,
-        getFilteredComparison
-    } = useRevisionComparison(fileId, previousFileId);
-
-    // 리비전 상태 훅
-    const {
-        revisionStatus,
-        loading: statusLoading,
-        error: statusError,
-        uploadNewRevision,
-        navigateToRevision
-    } = useRevisionStatus(jobNo, fileId);
-
-    // 필터링 및 정렬된 자재 목록
-    const filteredAndSortedMaterials = useMemo(() => {
-        if (!materials) return [];
-
-        let filtered = materials.filter(material => {
-            const matchesSearch = !searchTerm || 
-                material.description?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.item_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.drawing_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.brand?.toLowerCase().includes(searchTerm.toLowerCase());
-
-            const matchesStatus = statusFilter === 'all' || 
-                material.processing_info?.display_status === statusFilter;
-
-            const matchesSubcategory = subcategoryFilter === 'all' || 
-                material.subcategory === subcategoryFilter;
-
-            const matchesPriority = priorityFilter === 'all' || 
-                material.processing_info?.priority === priorityFilter;
-
-            return matchesSearch && matchesStatus && matchesSubcategory && matchesPriority;
-        });
-
-        // 정렬
-        filtered.sort((a, b) => {
-            let aValue = a[sortBy] || '';
-            let bValue = b[sortBy] || '';
-
-            if (typeof aValue === 'string') {
-                aValue = aValue.toLowerCase();
-                bValue = bValue.toLowerCase();
-            }
-
-            if (sortOrder === 'asc') {
-                return aValue < bValue ? -1 : aValue > bValue ? 1 : 0;
-            } else {
-                return aValue > bValue ? -1 : aValue < bValue ? 1 : 0;
-            }
-        });
-
-        return filtered;
-    }, [materials, searchTerm, statusFilter, subcategoryFilter, priorityFilter, sortBy, sortOrder]);
-
-    // 고유 값들 추출 (필터 옵션용)
-    const uniqueValues = useMemo(() => {
-        if (!materials) return { subcategories: [], priorities: [] };
-
-        const subcategories = [...new Set(materials.map(m => m.subcategory).filter(Boolean))];
-        const priorities = [...new Set(materials.map(m => m.processing_info?.priority).filter(Boolean))];
-
-        return { subcategories, priorities };
-    }, [materials]);
-
-    // 초기 비교 수행
-    useEffect(() => {
-        if (fileId && previousFileId && !comparisonResult) {
-            performComparison('SPECIAL');
-        }
-    }, [fileId, previousFileId, comparisonResult, performComparison]);
-
-    // 자재 선택 처리
-    const handleMaterialSelect = (materialId, isSelected) => {
-        const newSelected = new Set(selectedMaterials);
-        if (isSelected) {
-            newSelected.add(materialId);
-        } else {
-            newSelected.delete(materialId);
-        }
-        setSelectedMaterials(newSelected);
-        handleMaterialSelection(materialId, isSelected);
-    };
-
-    // 전체 선택/해제
-    const handleSelectAll = (isSelected) => {
-        if (isSelected) {
-            const allIds = new Set(filteredAndSortedMaterials.map(m => m.id));
-            setSelectedMaterials(allIds);
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, true));
-        } else {
-            setSelectedMaterials(new Set());
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, false));
-        }
-    };
-
-    // 액션 실행
-    const executeAction = async (action) => {
-        setActionType(action);
-        setShowConfirmDialog(true);
-    };
-
-    const confirmAction = async () => {
-        try {
-            await handleBulkAction(actionType, Array.from(selectedMaterials));
-            setSelectedMaterials(new Set());
-            setShowConfirmDialog(false);
-            await refreshMaterials();
-        } catch (error) {
-            console.error('Action failed:', error);
-        }
-    };
-
-    // 상태별 색상 클래스
-    const getStatusClass = (status) => {
-        switch (status) {
-            case 'REVISION_MATERIAL': return 'status-revision';
-            case 'INVENTORY_MATERIAL': return 'status-inventory';
-            case 'DELETED_MATERIAL': return 'status-deleted';
-            case 'NEW_MATERIAL': return 'status-new';
-            default: return 'status-normal';
-        }
-    };
-
-    // 우선순위별 색상 클래스
-    const getPriorityClass = (priority) => {
-        switch (priority) {
-            case 'high': return 'priority-high';
-            case 'medium': return 'priority-medium';
-            case 'low': return 'priority-low';
-            default: return 'priority-normal';
-        }
-    };
-
-    // 수량 표시 (정수로 변환)
-    const formatQuantity = (quantity) => {
-        if (quantity === null || quantity === undefined) return '-';
-        return Math.round(parseFloat(quantity) || 0).toString();
-    };
-
-    // SPECIAL 자재 설명 생성 (브랜드, 모델 포함)
-    const generateSpecialDescription = (material) => {
-        const parts = [];
-        
-        if (material.brand) parts.push(`[${material.brand}]`);
-        if (material.description || material.item_name) {
-            parts.push(material.description || material.item_name);
-        }
-        if (material.model_number) parts.push(`(${material.model_number})`);
-        
-        return parts.length > 0 ? parts.join(' ') : 'SPECIAL 자재';
-    };
-
-    if (materialsLoading || comparisonLoading || statusLoading) {
-        return <LoadingSpinner message="SPECIAL 리비전 데이터 로딩 중..." />;
-    }
-
-    const error = materialsError || comparisonError || statusError;
-    if (error) {
-        return <ErrorMessage message={error} onClose={() => window.location.reload()} />;
-    }
-
-    return (
-        <div className="category-revision-page">
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate('enhanced-revision')}
-                    >
-                        ← 리비전 관리로
-                    </button>
-                    <div className="header-center">
-                        <h1>⭐ SPECIAL 리비전 관리</h1>
-                        <span className="header-subtitle">
-                            특수 자재 및 브랜드별 SPECIAL 자재 리비전 처리
-                        </span>
-                    </div>
-                </div>
-                <div className="header-right">
-                    <RevisionStatusIndicator 
-                        revisionStatus={revisionStatus}
-                        onUploadRevision={uploadNewRevision}
-                        onNavigateToRevision={navigateToRevision}
-                    />
-                </div>
-            </div>
-
-            {/* 컨트롤 섹션 */}
-            <div className="control-section">
-                <div className="section-header">
-                    <h3>📊 자재 현황 및 필터</h3>
-                    {processingInfo && (
-                        <div className="processing-summary">
-                            전체: {processingInfo.total_materials}개 | 
-                            리비전: {processingInfo.by_status.REVISION_MATERIAL || 0}개 | 
-                            재고: {processingInfo.by_status.INVENTORY_MATERIAL || 0}개 | 
-                            삭제: {processingInfo.by_status.DELETED_MATERIAL || 0}개 |
-                            높은 우선순위: {processingInfo.by_priority?.high || 0}개
-                        </div>
-                    )}
-                </div>
-
-                <div className="control-grid">
-                    <div className="control-group">
-                        <label>검색:</label>
-                        <input
-                            type="text"
-                            placeholder="자재명, 브랜드, 도면명으로 검색..."
-                            value={searchTerm}
-                            onChange={(e) => setSearchTerm(e.target.value)}
-                        />
-                    </div>
-
-                    <div className="control-group">
-                        <label>상태 필터:</label>
-                        <select value={statusFilter} onChange={(e) => setStatusFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            <option value="REVISION_MATERIAL">리비전 자재</option>
-                            <option value="INVENTORY_MATERIAL">재고 자재</option>
-                            <option value="DELETED_MATERIAL">삭제 자재</option>
-                            <option value="NEW_MATERIAL">신규 자재</option>
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>서브카테고리:</label>
-                        <select value={subcategoryFilter} onChange={(e) => setSubcategoryFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.subcategories.map(sub => (
-                                <option key={sub} value={sub}>{sub}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>우선순위:</label>
-                        <select value={priorityFilter} onChange={(e) => setPriorityFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            <option value="high">높음</option>
-                            <option value="medium">보통</option>
-                            <option value="low">낮음</option>
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>정렬:</label>
-                        <select value={sortBy} onChange={(e) => setSortBy(e.target.value)}>
-                            <option value="description">자재명</option>
-                            <option value="brand">브랜드</option>
-                            <option value="subcategory">서브카테고리</option>
-                            <option value="quantity">수량</option>
-                        </select>
-                        <select value={sortOrder} onChange={(e) => setSortOrder(e.target.value)}>
-                            <option value="asc">오름차순</option>
-                            <option value="desc">내림차순</option>
-                        </select>
-                    </div>
-                </div>
-
-                {/* 선택된 자재 액션 */}
-                {selectedMaterials.size > 0 && (
-                    <div className="selected-actions">
-                        <span className="selected-count">
-                            {selectedMaterials.size}개 선택됨
-                        </span>
-                        <div className="action-buttons">
-                            <button 
-                                className="btn-action btn-purchase"
-                                onClick={() => executeAction('request_purchase')}
-                            >
-                                구매 신청
-                            </button>
-                            <button 
-                                className="btn-action btn-inventory"
-                                onClick={() => executeAction('mark_inventory')}
-                            >
-                                재고 처리
-                            </button>
-                            <button 
-                                className="btn-action btn-delete"
-                                onClick={() => executeAction('mark_deleted')}
-                            >
-                                삭제 처리
-                            </button>
-                            <button 
-                                className="btn-action btn-priority"
-                                onClick={() => executeAction('set_high_priority')}
-                                style={{ background: '#dc2626' }}
-                            >
-                                높은 우선순위
-                            </button>
-                        </div>
-                    </div>
-                )}
-            </div>
-
-            {/* 자재 테이블 */}
-            <div className="materials-table-container">
-                <div className="table-header">
-                    <div className="header-cell checkbox-cell">
-                        <input
-                            type="checkbox"
-                            checked={selectedMaterials.size === filteredAndSortedMaterials.length && filteredAndSortedMaterials.length > 0}
-                            onChange={(e) => handleSelectAll(e.target.checked)}
-                        />
-                    </div>
-                    <div className="header-cell">상태</div>
-                    <div className="header-cell">우선순위</div>
-                    <div className="header-cell">자재명</div>
-                    <div className="header-cell">브랜드</div>
-                    <div className="header-cell">도면명</div>
-                    <div className="header-cell">수량</div>
-                    <div className="header-cell">단위</div>
-                    <div className="header-cell">액션</div>
-                </div>
-
-                <div className="table-body">
-                    {filteredAndSortedMaterials.map((material) => (
-                        <div 
-                            key={material.id} 
-                            className={`table-row ${getStatusClass(material.processing_info?.display_status)} ${getPriorityClass(material.processing_info?.priority)}`}
-                        >
-                            <div className="table-cell checkbox-cell">
-                                <input
-                                    type="checkbox"
-                                    checked={selectedMaterials.has(material.id)}
-                                    onChange={(e) => handleMaterialSelect(material.id, e.target.checked)}
-                                />
-                            </div>
-                            <div className="table-cell">
-                                <span className={`status-badge ${getStatusClass(material.processing_info?.display_status)}`}>
-                                    {material.processing_info?.display_status || 'NORMAL'}
-                                </span>
-                            </div>
-                            <div className="table-cell">
-                                <span className={`priority-badge ${getPriorityClass(material.processing_info?.priority)}`}>
-                                    {material.processing_info?.priority === 'high' ? '🔴' : 
-                                     material.processing_info?.priority === 'medium' ? '🟡' : 
-                                     material.processing_info?.priority === 'low' ? '🟢' : '⚪'}
-                                </span>
-                            </div>
-                            <div className="table-cell">
-                                <div className="material-info">
-                                    <div className="material-name">{generateSpecialDescription(material)}</div>
-                                    {material.processing_info?.notes && (
-                                        <div className="material-notes">{material.processing_info.notes}</div>
-                                    )}
-                                    {material.subcategory && (
-                                        <div className="material-subcategory">📂 {material.subcategory}</div>
-                                    )}
-                                </div>
-                            </div>
-                            <div className="table-cell">{material.brand || '-'}</div>
-                            <div className="table-cell">{material.drawing_name || '-'}</div>
-                            <div className="table-cell quantity-cell">
-                                <span className="quantity-value">
-                                    {formatQuantity(material.quantity)}
-                                </span>
-                                {material.processing_info?.quantity_change && (
-                                    <span className="quantity-change">
-                                        ({material.processing_info.quantity_change > 0 ? '+' : ''}
-                                        {formatQuantity(material.processing_info.quantity_change)})
-                                    </span>
-                                )}
-                            </div>
-                            <div className="table-cell">{material.unit || 'EA'}</div>
-                            <div className="table-cell">
-                                <div className="action-buttons-small">
-                                    <button 
-                                        className="btn-small btn-view"
-                                        onClick={() => {/* 상세 보기 로직 */}}
-                                        title="상세 정보"
-                                    >
-                                        👁️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-edit"
-                                        onClick={() => {/* 편집 로직 */}}
-                                        title="편집"
-                                    >
-                                        ✏️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-priority"
-                                        onClick={() => {/* 우선순위 변경 로직 */}}
-                                        title="우선순위 변경"
-                                    >
-                                        ⭐
-                                    </button>
-                                </div>
-                            </div>
-                        </div>
-                    ))}
-                </div>
-
-                {filteredAndSortedMaterials.length === 0 && (
-                    <div className="empty-state">
-                        <p>조건에 맞는 SPECIAL 자재가 없습니다.</p>
-                    </div>
-                )}
-            </div>
-
-            {/* 확인 다이얼로그 */}
-            {showConfirmDialog && (
-                <ConfirmDialog
-                    title="작업 확인"
-                    message={`선택된 ${selectedMaterials.size}개 자재에 대해 "${actionType}" 작업을 수행하시겠습니까?`}
-                    onConfirm={confirmAction}
-                    onCancel={() => setShowConfirmDialog(false)}
-                />
-            )}
-        </div>
-    );
-};
-
-export default SpecialRevisionPage;
diff --git a/frontend/src/pages/revision/SupportRevisionPage.jsx b/frontend/src/pages/revision/SupportRevisionPage.jsx
deleted file mode 100644
index 98cac4b..0000000
--- a/frontend/src/pages/revision/SupportRevisionPage.jsx
+++ /dev/null
@@ -1,450 +0,0 @@
-import React, { useState, useEffect, useMemo } from 'react';
-import { useRevisionLogic } from '../../hooks/useRevisionLogic';
-import { useRevisionComparison } from '../../hooks/useRevisionComparison';
-import { useRevisionStatus } from '../../hooks/useRevisionStatus';
-import { LoadingSpinner, ErrorMessage, ConfirmDialog } from '../../components/common';
-import RevisionStatusIndicator from '../../components/revision/RevisionStatusIndicator';
-import './CategoryRevisionPage.css';
-
-const SupportRevisionPage = ({ 
-    jobNo, 
-    fileId, 
-    previousFileId, 
-    onNavigate, 
-    user 
-}) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [showConfirmDialog, setShowConfirmDialog] = useState(false);
-    const [actionType, setActionType] = useState('');
-    const [searchTerm, setSearchTerm] = useState('');
-    const [statusFilter, setStatusFilter] = useState('all');
-    const [sortBy, setSortBy] = useState('description');
-    const [sortOrder, setSortOrder] = useState('asc');
-    const [supportTypeFilter, setSupportTypeFilter] = useState('all');
-    const [loadRatingFilter, setLoadRatingFilter] = useState('all');
-
-    // 리비전 로직 훅
-    const {
-        materials,
-        loading: materialsLoading,
-        error: materialsError,
-        processingInfo,
-        handleMaterialSelection,
-        handleBulkAction,
-        refreshMaterials
-    } = useRevisionLogic(fileId, 'SUPPORT');
-
-    // 리비전 비교 훅
-    const {
-        comparisonResult,
-        loading: comparisonLoading,
-        error: comparisonError,
-        performComparison,
-        getFilteredComparison
-    } = useRevisionComparison(fileId, previousFileId);
-
-    // 리비전 상태 훅
-    const {
-        revisionStatus,
-        loading: statusLoading,
-        error: statusError,
-        uploadNewRevision,
-        navigateToRevision
-    } = useRevisionStatus(jobNo, fileId);
-
-    // 필터링 및 정렬된 자재 목록
-    const filteredAndSortedMaterials = useMemo(() => {
-        if (!materials) return [];
-
-        let filtered = materials.filter(material => {
-            const matchesSearch = !searchTerm || 
-                material.description?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.item_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.drawing_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.support_type?.toLowerCase().includes(searchTerm.toLowerCase());
-
-            const matchesStatus = statusFilter === 'all' || 
-                material.processing_info?.display_status === statusFilter;
-
-            const matchesSupportType = supportTypeFilter === 'all' || 
-                material.support_type === supportTypeFilter;
-
-            const matchesLoadRating = loadRatingFilter === 'all' || 
-                material.load_rating === loadRatingFilter;
-
-            return matchesSearch && matchesStatus && matchesSupportType && matchesLoadRating;
-        });
-
-        // 정렬
-        filtered.sort((a, b) => {
-            let aValue = a[sortBy] || '';
-            let bValue = b[sortBy] || '';
-
-            if (typeof aValue === 'string') {
-                aValue = aValue.toLowerCase();
-                bValue = bValue.toLowerCase();
-            }
-
-            if (sortOrder === 'asc') {
-                return aValue < bValue ? -1 : aValue > bValue ? 1 : 0;
-            } else {
-                return aValue > bValue ? -1 : aValue < bValue ? 1 : 0;
-            }
-        });
-
-        return filtered;
-    }, [materials, searchTerm, statusFilter, supportTypeFilter, loadRatingFilter, sortBy, sortOrder]);
-
-    // 고유 값들 추출 (필터 옵션용)
-    const uniqueValues = useMemo(() => {
-        if (!materials) return { supportTypes: [], loadRatings: [] };
-
-        const supportTypes = [...new Set(materials.map(m => m.support_type).filter(Boolean))];
-        const loadRatings = [...new Set(materials.map(m => m.load_rating).filter(Boolean))];
-
-        return { supportTypes, loadRatings };
-    }, [materials]);
-
-    // 초기 비교 수행
-    useEffect(() => {
-        if (fileId && previousFileId && !comparisonResult) {
-            performComparison('SUPPORT');
-        }
-    }, [fileId, previousFileId, comparisonResult, performComparison]);
-
-    // 자재 선택 처리
-    const handleMaterialSelect = (materialId, isSelected) => {
-        const newSelected = new Set(selectedMaterials);
-        if (isSelected) {
-            newSelected.add(materialId);
-        } else {
-            newSelected.delete(materialId);
-        }
-        setSelectedMaterials(newSelected);
-        handleMaterialSelection(materialId, isSelected);
-    };
-
-    // 전체 선택/해제
-    const handleSelectAll = (isSelected) => {
-        if (isSelected) {
-            const allIds = new Set(filteredAndSortedMaterials.map(m => m.id));
-            setSelectedMaterials(allIds);
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, true));
-        } else {
-            setSelectedMaterials(new Set());
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, false));
-        }
-    };
-
-    // 액션 실행
-    const executeAction = async (action) => {
-        setActionType(action);
-        setShowConfirmDialog(true);
-    };
-
-    const confirmAction = async () => {
-        try {
-            await handleBulkAction(actionType, Array.from(selectedMaterials));
-            setSelectedMaterials(new Set());
-            setShowConfirmDialog(false);
-            await refreshMaterials();
-        } catch (error) {
-            console.error('Action failed:', error);
-        }
-    };
-
-    // 상태별 색상 클래스
-    const getStatusClass = (status) => {
-        switch (status) {
-            case 'REVISION_MATERIAL': return 'status-revision';
-            case 'INVENTORY_MATERIAL': return 'status-inventory';
-            case 'DELETED_MATERIAL': return 'status-deleted';
-            case 'NEW_MATERIAL': return 'status-new';
-            default: return 'status-normal';
-        }
-    };
-
-    // 수량 표시 (정수로 변환)
-    const formatQuantity = (quantity) => {
-        if (quantity === null || quantity === undefined) return '-';
-        return Math.round(parseFloat(quantity) || 0).toString();
-    };
-
-    // SUPPORT 자재 설명 생성 (지지대 타입과 하중 정보 포함)
-    const generateSupportDescription = (material) => {
-        const parts = [];
-        
-        if (material.support_type) parts.push(material.support_type);
-        if (material.pipe_size) parts.push(`${material.pipe_size}"`);
-        if (material.load_rating) parts.push(`${material.load_rating} 등급`);
-        if (material.material_grade) parts.push(material.material_grade);
-        
-        const baseDesc = material.description || material.item_name || 'SUPPORT';
-        
-        return parts.length > 0 ? `${baseDesc} (${parts.join(', ')})` : baseDesc;
-    };
-
-    // 치수 정보 표시
-    const formatDimensions = (material) => {
-        const dims = [];
-        if (material.length_mm) dims.push(`L${material.length_mm}`);
-        if (material.width_mm) dims.push(`W${material.width_mm}`);
-        if (material.height_mm) dims.push(`H${material.height_mm}`);
-        
-        return dims.length > 0 ? dims.join('×') : '-';
-    };
-
-    if (materialsLoading || comparisonLoading || statusLoading) {
-        return <LoadingSpinner message="SUPPORT 리비전 데이터 로딩 중..." />;
-    }
-
-    const error = materialsError || comparisonError || statusError;
-    if (error) {
-        return <ErrorMessage message={error} onClose={() => window.location.reload()} />;
-    }
-
-    return (
-        <div className="category-revision-page">
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate('enhanced-revision')}
-                    >
-                        ← 리비전 관리로
-                    </button>
-                    <div className="header-center">
-                        <h1>🏗️ SUPPORT 리비전 관리</h1>
-                        <span className="header-subtitle">
-                            지지대 타입과 하중등급을 고려한 SUPPORT 자재 리비전 처리
-                        </span>
-                    </div>
-                </div>
-                <div className="header-right">
-                    <RevisionStatusIndicator 
-                        revisionStatus={revisionStatus}
-                        onUploadRevision={uploadNewRevision}
-                        onNavigateToRevision={navigateToRevision}
-                    />
-                </div>
-            </div>
-
-            {/* 컨트롤 섹션 */}
-            <div className="control-section">
-                <div className="section-header">
-                    <h3>📊 자재 현황 및 필터</h3>
-                    {processingInfo && (
-                        <div className="processing-summary">
-                            전체: {processingInfo.total_materials}개 | 
-                            리비전: {processingInfo.by_status.REVISION_MATERIAL || 0}개 | 
-                            재고: {processingInfo.by_status.INVENTORY_MATERIAL || 0}개 | 
-                            삭제: {processingInfo.by_status.DELETED_MATERIAL || 0}개
-                        </div>
-                    )}
-                </div>
-
-                <div className="control-grid">
-                    <div className="control-group">
-                        <label>검색:</label>
-                        <input
-                            type="text"
-                            placeholder="자재명, 지지대 타입, 도면명으로 검색..."
-                            value={searchTerm}
-                            onChange={(e) => setSearchTerm(e.target.value)}
-                        />
-                    </div>
-
-                    <div className="control-group">
-                        <label>상태 필터:</label>
-                        <select value={statusFilter} onChange={(e) => setStatusFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            <option value="REVISION_MATERIAL">리비전 자재</option>
-                            <option value="INVENTORY_MATERIAL">재고 자재</option>
-                            <option value="DELETED_MATERIAL">삭제 자재</option>
-                            <option value="NEW_MATERIAL">신규 자재</option>
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>지지대 타입:</label>
-                        <select value={supportTypeFilter} onChange={(e) => setSupportTypeFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.supportTypes.map(type => (
-                                <option key={type} value={type}>{type}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>하중등급:</label>
-                        <select value={loadRatingFilter} onChange={(e) => setLoadRatingFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.loadRatings.map(rating => (
-                                <option key={rating} value={rating}>{rating}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>정렬:</label>
-                        <select value={sortBy} onChange={(e) => setSortBy(e.target.value)}>
-                            <option value="description">자재명</option>
-                            <option value="support_type">지지대 타입</option>
-                            <option value="load_rating">하중등급</option>
-                            <option value="pipe_size">파이프 크기</option>
-                            <option value="quantity">수량</option>
-                        </select>
-                        <select value={sortOrder} onChange={(e) => setSortOrder(e.target.value)}>
-                            <option value="asc">오름차순</option>
-                            <option value="desc">내림차순</option>
-                        </select>
-                    </div>
-                </div>
-
-                {/* 선택된 자재 액션 */}
-                {selectedMaterials.size > 0 && (
-                    <div className="selected-actions">
-                        <span className="selected-count">
-                            {selectedMaterials.size}개 선택됨
-                        </span>
-                        <div className="action-buttons">
-                            <button 
-                                className="btn-action btn-purchase"
-                                onClick={() => executeAction('request_purchase')}
-                            >
-                                구매 신청
-                            </button>
-                            <button 
-                                className="btn-action btn-inventory"
-                                onClick={() => executeAction('mark_inventory')}
-                            >
-                                재고 처리
-                            </button>
-                            <button 
-                                className="btn-action btn-delete"
-                                onClick={() => executeAction('mark_deleted')}
-                            >
-                                삭제 처리
-                            </button>
-                        </div>
-                    </div>
-                )}
-            </div>
-
-            {/* 자재 테이블 */}
-            <div className="materials-table-container">
-                <div className="table-header">
-                    <div className="header-cell checkbox-cell">
-                        <input
-                            type="checkbox"
-                            checked={selectedMaterials.size === filteredAndSortedMaterials.length && filteredAndSortedMaterials.length > 0}
-                            onChange={(e) => handleSelectAll(e.target.checked)}
-                        />
-                    </div>
-                    <div className="header-cell">상태</div>
-                    <div className="header-cell">자재명</div>
-                    <div className="header-cell">지지대 타입</div>
-                    <div className="header-cell">파이프 크기</div>
-                    <div className="header-cell">하중등급</div>
-                    <div className="header-cell">치수</div>
-                    <div className="header-cell">수량</div>
-                    <div className="header-cell">단위</div>
-                    <div className="header-cell">액션</div>
-                </div>
-
-                <div className="table-body">
-                    {filteredAndSortedMaterials.map((material) => (
-                        <div 
-                            key={material.id} 
-                            className={`table-row ${getStatusClass(material.processing_info?.display_status)}`}
-                        >
-                            <div className="table-cell checkbox-cell">
-                                <input
-                                    type="checkbox"
-                                    checked={selectedMaterials.has(material.id)}
-                                    onChange={(e) => handleMaterialSelect(material.id, e.target.checked)}
-                                />
-                            </div>
-                            <div className="table-cell">
-                                <span className={`status-badge ${getStatusClass(material.processing_info?.display_status)}`}>
-                                    {material.processing_info?.display_status || 'NORMAL'}
-                                </span>
-                            </div>
-                            <div className="table-cell">
-                                <div className="material-info">
-                                    <div className="material-name">{generateSupportDescription(material)}</div>
-                                    {material.processing_info?.notes && (
-                                        <div className="material-notes">{material.processing_info.notes}</div>
-                                    )}
-                                    {material.load_capacity && (
-                                        <div className="material-capacity">💪 하중용량: {material.load_capacity}</div>
-                                    )}
-                                </div>
-                            </div>
-                            <div className="table-cell">{material.support_type || '-'}</div>
-                            <div className="table-cell">{material.pipe_size ? `${material.pipe_size}"` : '-'}</div>
-                            <div className="table-cell">{material.load_rating || '-'}</div>
-                            <div className="table-cell">{formatDimensions(material)}</div>
-                            <div className="table-cell quantity-cell">
-                                <span className="quantity-value">
-                                    {formatQuantity(material.quantity)}
-                                </span>
-                                {material.processing_info?.quantity_change && (
-                                    <span className="quantity-change">
-                                        ({material.processing_info.quantity_change > 0 ? '+' : ''}
-                                        {formatQuantity(material.processing_info.quantity_change)})
-                                    </span>
-                                )}
-                            </div>
-                            <div className="table-cell">{material.unit || 'EA'}</div>
-                            <div className="table-cell">
-                                <div className="action-buttons-small">
-                                    <button 
-                                        className="btn-small btn-view"
-                                        onClick={() => {/* 상세 보기 로직 */}}
-                                        title="상세 정보"
-                                    >
-                                        👁️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-edit"
-                                        onClick={() => {/* 편집 로직 */}}
-                                        title="편집"
-                                    >
-                                        ✏️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-calc"
-                                        onClick={() => {/* 하중 계산 로직 */}}
-                                        title="하중 계산"
-                                    >
-                                        🧮
-                                    </button>
-                                </div>
-                            </div>
-                        </div>
-                    ))}
-                </div>
-
-                {filteredAndSortedMaterials.length === 0 && (
-                    <div className="empty-state">
-                        <p>조건에 맞는 SUPPORT 자재가 없습니다.</p>
-                    </div>
-                )}
-            </div>
-
-            {/* 확인 다이얼로그 */}
-            {showConfirmDialog && (
-                <ConfirmDialog
-                    title="작업 확인"
-                    message={`선택된 ${selectedMaterials.size}개 자재에 대해 "${actionType}" 작업을 수행하시겠습니까?`}
-                    onConfirm={confirmAction}
-                    onCancel={() => setShowConfirmDialog(false)}
-                />
-            )}
-        </div>
-    );
-};
-
-export default SupportRevisionPage;
diff --git a/frontend/src/pages/revision/UnclassifiedRevisionPage.jsx b/frontend/src/pages/revision/UnclassifiedRevisionPage.jsx
deleted file mode 100644
index 7e7611a..0000000
--- a/frontend/src/pages/revision/UnclassifiedRevisionPage.jsx
+++ /dev/null
@@ -1,483 +0,0 @@
-import React, { useState, useEffect, useMemo } from 'react';
-import { useRevisionLogic } from '../../hooks/useRevisionLogic';
-import { useRevisionComparison } from '../../hooks/useRevisionComparison';
-import { useRevisionStatus } from '../../hooks/useRevisionStatus';
-import { LoadingSpinner, ErrorMessage, ConfirmDialog } from '../../components/common';
-import RevisionStatusIndicator from '../../components/revision/RevisionStatusIndicator';
-import './CategoryRevisionPage.css';
-
-const UnclassifiedRevisionPage = ({ 
-    jobNo, 
-    fileId, 
-    previousFileId, 
-    onNavigate, 
-    user 
-}) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [showConfirmDialog, setShowConfirmDialog] = useState(false);
-    const [actionType, setActionType] = useState('');
-    const [searchTerm, setSearchTerm] = useState('');
-    const [statusFilter, setStatusFilter] = useState('all');
-    const [sortBy, setSortBy] = useState('description');
-    const [sortOrder, setSortOrder] = useState('asc');
-    const [classificationFilter, setClassificationFilter] = useState('all');
-    const [showClassificationTools, setShowClassificationTools] = useState(false);
-
-    // 리비전 로직 훅
-    const {
-        materials,
-        loading: materialsLoading,
-        error: materialsError,
-        processingInfo,
-        handleMaterialSelection,
-        handleBulkAction,
-        refreshMaterials
-    } = useRevisionLogic(fileId, 'UNCLASSIFIED');
-
-    // 리비전 비교 훅
-    const {
-        comparisonResult,
-        loading: comparisonLoading,
-        error: comparisonError,
-        performComparison,
-        getFilteredComparison
-    } = useRevisionComparison(fileId, previousFileId);
-
-    // 리비전 상태 훅
-    const {
-        revisionStatus,
-        loading: statusLoading,
-        error: statusError,
-        uploadNewRevision,
-        navigateToRevision
-    } = useRevisionStatus(jobNo, fileId);
-
-    // 필터링 및 정렬된 자재 목록
-    const filteredAndSortedMaterials = useMemo(() => {
-        if (!materials) return [];
-
-        let filtered = materials.filter(material => {
-            const matchesSearch = !searchTerm || 
-                material.description?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.item_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.drawing_name?.toLowerCase().includes(searchTerm.toLowerCase());
-
-            const matchesStatus = statusFilter === 'all' || 
-                material.processing_info?.display_status === statusFilter;
-
-            const matchesClassification = classificationFilter === 'all' || 
-                (classificationFilter === 'needs_classification' && material.classification_confidence < 0.5) ||
-                (classificationFilter === 'low_confidence' && material.classification_confidence >= 0.5 && material.classification_confidence < 0.8) ||
-                (classificationFilter === 'high_confidence' && material.classification_confidence >= 0.8);
-
-            return matchesSearch && matchesStatus && matchesClassification;
-        });
-
-        // 정렬
-        filtered.sort((a, b) => {
-            let aValue = a[sortBy] || '';
-            let bValue = b[sortBy] || '';
-
-            if (typeof aValue === 'string') {
-                aValue = aValue.toLowerCase();
-                bValue = bValue.toLowerCase();
-            }
-
-            if (sortOrder === 'asc') {
-                return aValue < bValue ? -1 : aValue > bValue ? 1 : 0;
-            } else {
-                return aValue > bValue ? -1 : aValue < bValue ? 1 : 0;
-            }
-        });
-
-        return filtered;
-    }, [materials, searchTerm, statusFilter, classificationFilter, sortBy, sortOrder]);
-
-    // 분류 신뢰도별 통계
-    const classificationStats = useMemo(() => {
-        if (!materials) return { needsClassification: 0, lowConfidence: 0, highConfidence: 0 };
-
-        return materials.reduce((stats, material) => {
-            const confidence = material.classification_confidence || 0;
-            if (confidence < 0.5) stats.needsClassification++;
-            else if (confidence < 0.8) stats.lowConfidence++;
-            else stats.highConfidence++;
-            return stats;
-        }, { needsClassification: 0, lowConfidence: 0, highConfidence: 0 });
-    }, [materials]);
-
-    // 초기 비교 수행
-    useEffect(() => {
-        if (fileId && previousFileId && !comparisonResult) {
-            performComparison('UNCLASSIFIED');
-        }
-    }, [fileId, previousFileId, comparisonResult, performComparison]);
-
-    // 자재 선택 처리
-    const handleMaterialSelect = (materialId, isSelected) => {
-        const newSelected = new Set(selectedMaterials);
-        if (isSelected) {
-            newSelected.add(materialId);
-        } else {
-            newSelected.delete(materialId);
-        }
-        setSelectedMaterials(newSelected);
-        handleMaterialSelection(materialId, isSelected);
-    };
-
-    // 전체 선택/해제
-    const handleSelectAll = (isSelected) => {
-        if (isSelected) {
-            const allIds = new Set(filteredAndSortedMaterials.map(m => m.id));
-            setSelectedMaterials(allIds);
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, true));
-        } else {
-            setSelectedMaterials(new Set());
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, false));
-        }
-    };
-
-    // 액션 실행
-    const executeAction = async (action) => {
-        setActionType(action);
-        setShowConfirmDialog(true);
-    };
-
-    const confirmAction = async () => {
-        try {
-            await handleBulkAction(actionType, Array.from(selectedMaterials));
-            setSelectedMaterials(new Set());
-            setShowConfirmDialog(false);
-            await refreshMaterials();
-        } catch (error) {
-            console.error('Action failed:', error);
-        }
-    };
-
-    // 상태별 색상 클래스
-    const getStatusClass = (status) => {
-        switch (status) {
-            case 'REVISION_MATERIAL': return 'status-revision';
-            case 'INVENTORY_MATERIAL': return 'status-inventory';
-            case 'DELETED_MATERIAL': return 'status-deleted';
-            case 'NEW_MATERIAL': return 'status-new';
-            default: return 'status-normal';
-        }
-    };
-
-    // 분류 신뢰도별 색상 클래스
-    const getConfidenceClass = (confidence) => {
-        if (confidence < 0.5) return 'confidence-low';
-        if (confidence < 0.8) return 'confidence-medium';
-        return 'confidence-high';
-    };
-
-    // 수량 표시 (정수로 변환)
-    const formatQuantity = (quantity) => {
-        if (quantity === null || quantity === undefined) return '-';
-        return Math.round(parseFloat(quantity) || 0).toString();
-    };
-
-    // 분류 신뢰도 표시
-    const formatConfidence = (confidence) => {
-        if (confidence === null || confidence === undefined) return '0%';
-        return `${Math.round(confidence * 100)}%`;
-    };
-
-    // 분류 제안 카테고리 표시
-    const getSuggestedCategory = (material) => {
-        // 간단한 키워드 기반 분류 제안
-        const desc = (material.description || material.item_name || '').toLowerCase();
-        
-        if (desc.includes('pipe') || desc.includes('파이프')) return 'PIPE';
-        if (desc.includes('flange') || desc.includes('플랜지')) return 'FLANGE';
-        if (desc.includes('fitting') || desc.includes('피팅')) return 'FITTING';
-        if (desc.includes('support') || desc.includes('지지대')) return 'SUPPORT';
-        if (desc.includes('valve') || desc.includes('밸브')) return 'SPECIAL';
-        
-        return '수동 분류 필요';
-    };
-
-    if (materialsLoading || comparisonLoading || statusLoading) {
-        return <LoadingSpinner message="UNCLASSIFIED 리비전 데이터 로딩 중..." />;
-    }
-
-    const error = materialsError || comparisonError || statusError;
-    if (error) {
-        return <ErrorMessage message={error} onClose={() => window.location.reload()} />;
-    }
-
-    return (
-        <div className="category-revision-page">
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate('enhanced-revision')}
-                    >
-                        ← 리비전 관리로
-                    </button>
-                    <div className="header-center">
-                        <h1>❓ UNCLASSIFIED 리비전 관리</h1>
-                        <span className="header-subtitle">
-                            미분류 자재의 리비전 처리 및 분류 작업
-                        </span>
-                    </div>
-                </div>
-                <div className="header-right">
-                    <RevisionStatusIndicator 
-                        revisionStatus={revisionStatus}
-                        onUploadRevision={uploadNewRevision}
-                        onNavigateToRevision={navigateToRevision}
-                    />
-                </div>
-            </div>
-
-            {/* 분류 통계 카드 */}
-            <div className="classification-stats-card">
-                <div className="stats-header">
-                    <h3>🔍 분류 현황</h3>
-                    <button 
-                        className="btn-toggle-tools"
-                        onClick={() => setShowClassificationTools(!showClassificationTools)}
-                    >
-                        {showClassificationTools ? '도구 숨기기' : '분류 도구 보기'}
-                    </button>
-                </div>
-                <div className="stats-grid">
-                    <div className="stat-item needs-classification">
-                        <div className="stat-value">{classificationStats.needsClassification}</div>
-                        <div className="stat-label">분류 필요</div>
-                    </div>
-                    <div className="stat-item low-confidence">
-                        <div className="stat-value">{classificationStats.lowConfidence}</div>
-                        <div className="stat-label">낮은 신뢰도</div>
-                    </div>
-                    <div className="stat-item high-confidence">
-                        <div className="stat-value">{classificationStats.highConfidence}</div>
-                        <div className="stat-label">높은 신뢰도</div>
-                    </div>
-                </div>
-            </div>
-
-            {/* 컨트롤 섹션 */}
-            <div className="control-section">
-                <div className="section-header">
-                    <h3>📊 자재 현황 및 필터</h3>
-                    {processingInfo && (
-                        <div className="processing-summary">
-                            전체: {processingInfo.total_materials}개 | 
-                            리비전: {processingInfo.by_status.REVISION_MATERIAL || 0}개 | 
-                            재고: {processingInfo.by_status.INVENTORY_MATERIAL || 0}개 | 
-                            삭제: {processingInfo.by_status.DELETED_MATERIAL || 0}개
-                        </div>
-                    )}
-                </div>
-
-                <div className="control-grid">
-                    <div className="control-group">
-                        <label>검색:</label>
-                        <input
-                            type="text"
-                            placeholder="자재명, 도면명으로 검색..."
-                            value={searchTerm}
-                            onChange={(e) => setSearchTerm(e.target.value)}
-                        />
-                    </div>
-
-                    <div className="control-group">
-                        <label>상태 필터:</label>
-                        <select value={statusFilter} onChange={(e) => setStatusFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            <option value="REVISION_MATERIAL">리비전 자재</option>
-                            <option value="INVENTORY_MATERIAL">재고 자재</option>
-                            <option value="DELETED_MATERIAL">삭제 자재</option>
-                            <option value="NEW_MATERIAL">신규 자재</option>
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>분류 상태:</label>
-                        <select value={classificationFilter} onChange={(e) => setClassificationFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            <option value="needs_classification">분류 필요 (&lt;50%)</option>
-                            <option value="low_confidence">낮은 신뢰도 (50-80%)</option>
-                            <option value="high_confidence">높은 신뢰도 (&gt;80%)</option>
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>정렬:</label>
-                        <select value={sortBy} onChange={(e) => setSortBy(e.target.value)}>
-                            <option value="description">자재명</option>
-                            <option value="classification_confidence">분류 신뢰도</option>
-                            <option value="quantity">수량</option>
-                            <option value="drawing_name">도면명</option>
-                        </select>
-                        <select value={sortOrder} onChange={(e) => setSortOrder(e.target.value)}>
-                            <option value="asc">오름차순</option>
-                            <option value="desc">내림차순</option>
-                        </select>
-                    </div>
-                </div>
-
-                {/* 선택된 자재 액션 */}
-                {selectedMaterials.size > 0 && (
-                    <div className="selected-actions">
-                        <span className="selected-count">
-                            {selectedMaterials.size}개 선택됨
-                        </span>
-                        <div className="action-buttons">
-                            <button 
-                                className="btn-action btn-purchase"
-                                onClick={() => executeAction('request_purchase')}
-                            >
-                                구매 신청
-                            </button>
-                            <button 
-                                className="btn-action btn-inventory"
-                                onClick={() => executeAction('mark_inventory')}
-                            >
-                                재고 처리
-                            </button>
-                            <button 
-                                className="btn-action btn-delete"
-                                onClick={() => executeAction('mark_deleted')}
-                            >
-                                삭제 처리
-                            </button>
-                            <button 
-                                className="btn-action btn-classify"
-                                onClick={() => executeAction('auto_classify')}
-                                style={{ background: '#8b5cf6' }}
-                            >
-                                자동 분류
-                            </button>
-                        </div>
-                    </div>
-                )}
-            </div>
-
-            {/* 자재 테이블 */}
-            <div className="materials-table-container">
-                <div className="table-header">
-                    <div className="header-cell checkbox-cell">
-                        <input
-                            type="checkbox"
-                            checked={selectedMaterials.size === filteredAndSortedMaterials.length && filteredAndSortedMaterials.length > 0}
-                            onChange={(e) => handleSelectAll(e.target.checked)}
-                        />
-                    </div>
-                    <div className="header-cell">상태</div>
-                    <div className="header-cell">자재명</div>
-                    <div className="header-cell">분류 신뢰도</div>
-                    <div className="header-cell">제안 카테고리</div>
-                    <div className="header-cell">도면명</div>
-                    <div className="header-cell">수량</div>
-                    <div className="header-cell">단위</div>
-                    <div className="header-cell">액션</div>
-                </div>
-
-                <div className="table-body">
-                    {filteredAndSortedMaterials.map((material) => (
-                        <div 
-                            key={material.id} 
-                            className={`table-row ${getStatusClass(material.processing_info?.display_status)} ${getConfidenceClass(material.classification_confidence)}`}
-                        >
-                            <div className="table-cell checkbox-cell">
-                                <input
-                                    type="checkbox"
-                                    checked={selectedMaterials.has(material.id)}
-                                    onChange={(e) => handleMaterialSelect(material.id, e.target.checked)}
-                                />
-                            </div>
-                            <div className="table-cell">
-                                <span className={`status-badge ${getStatusClass(material.processing_info?.display_status)}`}>
-                                    {material.processing_info?.display_status || 'NORMAL'}
-                                </span>
-                            </div>
-                            <div className="table-cell">
-                                <div className="material-info">
-                                    <div className="material-name">{material.description || material.item_name || '자재명 없음'}</div>
-                                    {material.processing_info?.notes && (
-                                        <div className="material-notes">{material.processing_info.notes}</div>
-                                    )}
-                                </div>
-                            </div>
-                            <div className="table-cell">
-                                <span className={`confidence-badge ${getConfidenceClass(material.classification_confidence)}`}>
-                                    {formatConfidence(material.classification_confidence)}
-                                </span>
-                            </div>
-                            <div className="table-cell">
-                                <span className="suggested-category">
-                                    {getSuggestedCategory(material)}
-                                </span>
-                            </div>
-                            <div className="table-cell">{material.drawing_name || '-'}</div>
-                            <div className="table-cell quantity-cell">
-                                <span className="quantity-value">
-                                    {formatQuantity(material.quantity)}
-                                </span>
-                                {material.processing_info?.quantity_change && (
-                                    <span className="quantity-change">
-                                        ({material.processing_info.quantity_change > 0 ? '+' : ''}
-                                        {formatQuantity(material.processing_info.quantity_change)})
-                                    </span>
-                                )}
-                            </div>
-                            <div className="table-cell">{material.unit || 'EA'}</div>
-                            <div className="table-cell">
-                                <div className="action-buttons-small">
-                                    <button 
-                                        className="btn-small btn-view"
-                                        onClick={() => {/* 상세 보기 로직 */}}
-                                        title="상세 정보"
-                                    >
-                                        👁️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-classify"
-                                        onClick={() => {/* 수동 분류 로직 */}}
-                                        title="수동 분류"
-                                    >
-                                        🏷️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-auto-classify"
-                                        onClick={() => {/* 자동 분류 로직 */}}
-                                        title="자동 분류"
-                                    >
-                                        🤖
-                                    </button>
-                                </div>
-                            </div>
-                        </div>
-                    ))}
-                </div>
-
-                {filteredAndSortedMaterials.length === 0 && (
-                    <div className="empty-state">
-                        <p>조건에 맞는 UNCLASSIFIED 자재가 없습니다.</p>
-                        {materials && materials.length === 0 && (
-                            <p>🎉 모든 자재가 분류되었습니다!</p>
-                        )}
-                    </div>
-                )}
-            </div>
-
-            {/* 확인 다이얼로그 */}
-            {showConfirmDialog && (
-                <ConfirmDialog
-                    title="작업 확인"
-                    message={`선택된 ${selectedMaterials.size}개 자재에 대해 "${actionType}" 작업을 수행하시겠습니까?`}
-                    onConfirm={confirmAction}
-                    onCancel={() => setShowConfirmDialog(false)}
-                />
-            )}
-        </div>
-    );
-};
-
-export default UnclassifiedRevisionPage;
diff --git a/frontend/src/pages/revision/ValveRevisionPage.jsx b/frontend/src/pages/revision/ValveRevisionPage.jsx
deleted file mode 100644
index 6e7b819..0000000
--- a/frontend/src/pages/revision/ValveRevisionPage.jsx
+++ /dev/null
@@ -1,453 +0,0 @@
-import React, { useState, useEffect, useMemo } from 'react';
-import { useRevisionLogic } from '../../hooks/useRevisionLogic';
-import { useRevisionComparison } from '../../hooks/useRevisionComparison';
-import { useRevisionStatus } from '../../hooks/useRevisionStatus';
-import { LoadingSpinner, ErrorMessage, ConfirmDialog } from '../../components/common';
-import RevisionStatusIndicator from '../../components/revision/RevisionStatusIndicator';
-import './CategoryRevisionPage.css';
-
-const ValveRevisionPage = ({ 
-    jobNo, 
-    fileId, 
-    previousFileId, 
-    onNavigate, 
-    user 
-}) => {
-    const [selectedMaterials, setSelectedMaterials] = useState(new Set());
-    const [showConfirmDialog, setShowConfirmDialog] = useState(false);
-    const [actionType, setActionType] = useState('');
-    const [searchTerm, setSearchTerm] = useState('');
-    const [statusFilter, setStatusFilter] = useState('all');
-    const [sortBy, setSortBy] = useState('description');
-    const [sortOrder, setSortOrder] = useState('asc');
-    const [valveTypeFilter, setValveTypeFilter] = useState('all');
-    const [pressureRatingFilter, setPressureRatingFilter] = useState('all');
-    const [connectionFilter, setConnectionFilter] = useState('all');
-
-    // 리비전 로직 훅
-    const {
-        materials,
-        loading: materialsLoading,
-        error: materialsError,
-        processingInfo,
-        handleMaterialSelection,
-        handleBulkAction,
-        refreshMaterials
-    } = useRevisionLogic(fileId, 'VALVE');
-
-    // 리비전 비교 훅
-    const {
-        comparisonResult,
-        loading: comparisonLoading,
-        error: comparisonError,
-        performComparison,
-        getFilteredComparison
-    } = useRevisionComparison(fileId, previousFileId);
-
-    // 리비전 상태 훅
-    const {
-        revisionStatus,
-        loading: statusLoading,
-        error: statusError,
-        uploadNewRevision,
-        navigateToRevision
-    } = useRevisionStatus(jobNo, fileId);
-
-    // 필터링 및 정렬된 자재 목록
-    const filteredAndSortedMaterials = useMemo(() => {
-        if (!materials) return [];
-
-        let filtered = materials.filter(material => {
-            const matchesSearch = !searchTerm || 
-                material.description?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.item_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.drawing_name?.toLowerCase().includes(searchTerm.toLowerCase()) ||
-                material.valve_type?.toLowerCase().includes(searchTerm.toLowerCase());
-
-            const matchesStatus = statusFilter === 'all' || 
-                material.processing_info?.display_status === statusFilter;
-
-            const matchesValveType = valveTypeFilter === 'all' || 
-                material.valve_type === valveTypeFilter;
-
-            const matchesPressureRating = pressureRatingFilter === 'all' || 
-                material.pressure_rating === pressureRatingFilter;
-
-            const matchesConnection = connectionFilter === 'all' || 
-                material.connection_method === connectionFilter;
-
-            return matchesSearch && matchesStatus && matchesValveType && matchesPressureRating && matchesConnection;
-        });
-
-        // 정렬
-        filtered.sort((a, b) => {
-            let aValue = a[sortBy] || '';
-            let bValue = b[sortBy] || '';
-
-            if (typeof aValue === 'string') {
-                aValue = aValue.toLowerCase();
-                bValue = bValue.toLowerCase();
-            }
-
-            if (sortOrder === 'asc') {
-                return aValue < bValue ? -1 : aValue > bValue ? 1 : 0;
-            } else {
-                return aValue > bValue ? -1 : aValue < bValue ? 1 : 0;
-            }
-        });
-
-        return filtered;
-    }, [materials, searchTerm, statusFilter, valveTypeFilter, pressureRatingFilter, connectionFilter, sortBy, sortOrder]);
-
-    // 고유 값들 추출 (필터 옵션용)
-    const uniqueValues = useMemo(() => {
-        if (!materials) return { valveTypes: [], pressureRatings: [], connections: [] };
-
-        const valveTypes = [...new Set(materials.map(m => m.valve_type).filter(Boolean))];
-        const pressureRatings = [...new Set(materials.map(m => m.pressure_rating).filter(Boolean))];
-        const connections = [...new Set(materials.map(m => m.connection_method).filter(Boolean))];
-
-        return { valveTypes, pressureRatings, connections };
-    }, [materials]);
-
-    // 초기 비교 수행
-    useEffect(() => {
-        if (fileId && previousFileId && !comparisonResult) {
-            performComparison('VALVE');
-        }
-    }, [fileId, previousFileId, comparisonResult, performComparison]);
-
-    // 자재 선택 처리
-    const handleMaterialSelect = (materialId, isSelected) => {
-        const newSelected = new Set(selectedMaterials);
-        if (isSelected) {
-            newSelected.add(materialId);
-        } else {
-            newSelected.delete(materialId);
-        }
-        setSelectedMaterials(newSelected);
-        handleMaterialSelection(materialId, isSelected);
-    };
-
-    // 전체 선택/해제
-    const handleSelectAll = (isSelected) => {
-        if (isSelected) {
-            const allIds = new Set(filteredAndSortedMaterials.map(m => m.id));
-            setSelectedMaterials(allIds);
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, true));
-        } else {
-            setSelectedMaterials(new Set());
-            filteredAndSortedMaterials.forEach(m => handleMaterialSelection(m.id, false));
-        }
-    };
-
-    // 액션 실행
-    const executeAction = async (action) => {
-        setActionType(action);
-        setShowConfirmDialog(true);
-    };
-
-    const confirmAction = async () => {
-        try {
-            await handleBulkAction(actionType, Array.from(selectedMaterials));
-            setSelectedMaterials(new Set());
-            setShowConfirmDialog(false);
-            await refreshMaterials();
-        } catch (error) {
-            console.error('Action failed:', error);
-        }
-    };
-
-    // 상태별 색상 클래스
-    const getStatusClass = (status) => {
-        switch (status) {
-            case 'REVISION_MATERIAL': return 'status-revision';
-            case 'INVENTORY_MATERIAL': return 'status-inventory';
-            case 'DELETED_MATERIAL': return 'status-deleted';
-            case 'NEW_MATERIAL': return 'status-new';
-            default: return 'status-normal';
-        }
-    };
-
-    // 수량 표시 (정수로 변환)
-    const formatQuantity = (quantity) => {
-        if (quantity === null || quantity === undefined) return '-';
-        return Math.round(parseFloat(quantity) || 0).toString();
-    };
-
-    // VALVE 설명 생성 (밸브 타입과 연결 방식 포함)
-    const generateValveDescription = (material) => {
-        const parts = [];
-        
-        if (material.valve_type) parts.push(material.valve_type);
-        if (material.nominal_size) parts.push(material.nominal_size);
-        if (material.pressure_rating) parts.push(`${material.pressure_rating}#`);
-        if (material.connection_method) parts.push(material.connection_method);
-        if (material.material_grade) parts.push(material.material_grade);
-        
-        const baseDesc = material.description || material.item_name || 'VALVE';
-        
-        return parts.length > 0 ? `${baseDesc} (${parts.join(', ')})` : baseDesc;
-    };
-
-    if (materialsLoading || comparisonLoading || statusLoading) {
-        return <LoadingSpinner message="VALVE 리비전 데이터 로딩 중..." />;
-    }
-
-    const error = materialsError || comparisonError || statusError;
-    if (error) {
-        return <ErrorMessage message={error} onClose={() => window.location.reload()} />;
-    }
-
-    return (
-        <div className="category-revision-page">
-            {/* 헤더 */}
-            <div className="materials-header">
-                <div className="header-left">
-                    <button 
-                        className="back-button"
-                        onClick={() => onNavigate('enhanced-revision')}
-                    >
-                        ← 리비전 관리로
-                    </button>
-                    <div className="header-center">
-                        <h1>🚰 VALVE 리비전 관리</h1>
-                        <span className="header-subtitle">
-                            밸브 타입과 연결 방식을 고려한 VALVE 자재 리비전 처리
-                        </span>
-                    </div>
-                </div>
-                <div className="header-right">
-                    <RevisionStatusIndicator 
-                        revisionStatus={revisionStatus}
-                        onUploadRevision={uploadNewRevision}
-                        onNavigateToRevision={navigateToRevision}
-                    />
-                </div>
-            </div>
-
-            {/* 컨트롤 섹션 */}
-            <div className="control-section">
-                <div className="section-header">
-                    <h3>📊 자재 현황 및 필터</h3>
-                    {processingInfo && (
-                        <div className="processing-summary">
-                            전체: {processingInfo.total_materials}개 | 
-                            리비전: {processingInfo.by_status.REVISION_MATERIAL || 0}개 | 
-                            재고: {processingInfo.by_status.INVENTORY_MATERIAL || 0}개 | 
-                            삭제: {processingInfo.by_status.DELETED_MATERIAL || 0}개
-                        </div>
-                    )}
-                </div>
-
-                <div className="control-grid">
-                    <div className="control-group">
-                        <label>검색:</label>
-                        <input
-                            type="text"
-                            placeholder="자재명, 밸브타입, 도면명으로 검색..."
-                            value={searchTerm}
-                            onChange={(e) => setSearchTerm(e.target.value)}
-                        />
-                    </div>
-
-                    <div className="control-group">
-                        <label>상태 필터:</label>
-                        <select value={statusFilter} onChange={(e) => setStatusFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            <option value="REVISION_MATERIAL">리비전 자재</option>
-                            <option value="INVENTORY_MATERIAL">재고 자재</option>
-                            <option value="DELETED_MATERIAL">삭제 자재</option>
-                            <option value="NEW_MATERIAL">신규 자재</option>
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>밸브 타입:</label>
-                        <select value={valveTypeFilter} onChange={(e) => setValveTypeFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.valveTypes.map(type => (
-                                <option key={type} value={type}>{type}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>압력등급:</label>
-                        <select value={pressureRatingFilter} onChange={(e) => setPressureRatingFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.pressureRatings.map(rating => (
-                                <option key={rating} value={rating}>{rating}#</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>연결 방식:</label>
-                        <select value={connectionFilter} onChange={(e) => setConnectionFilter(e.target.value)}>
-                            <option value="all">전체</option>
-                            {uniqueValues.connections.map(conn => (
-                                <option key={conn} value={conn}>{conn}</option>
-                            ))}
-                        </select>
-                    </div>
-
-                    <div className="control-group">
-                        <label>정렬:</label>
-                        <select value={sortBy} onChange={(e) => setSortBy(e.target.value)}>
-                            <option value="description">자재명</option>
-                            <option value="valve_type">밸브 타입</option>
-                            <option value="nominal_size">크기</option>
-                            <option value="pressure_rating">압력등급</option>
-                            <option value="quantity">수량</option>
-                        </select>
-                        <select value={sortOrder} onChange={(e) => setSortOrder(e.target.value)}>
-                            <option value="asc">오름차순</option>
-                            <option value="desc">내림차순</option>
-                        </select>
-                    </div>
-                </div>
-
-                {/* 선택된 자재 액션 */}
-                {selectedMaterials.size > 0 && (
-                    <div className="selected-actions">
-                        <span className="selected-count">
-                            {selectedMaterials.size}개 선택됨
-                        </span>
-                        <div className="action-buttons">
-                            <button 
-                                className="btn-action btn-purchase"
-                                onClick={() => executeAction('request_purchase')}
-                            >
-                                구매 신청
-                            </button>
-                            <button 
-                                className="btn-action btn-inventory"
-                                onClick={() => executeAction('mark_inventory')}
-                            >
-                                재고 처리
-                            </button>
-                            <button 
-                                className="btn-action btn-delete"
-                                onClick={() => executeAction('mark_deleted')}
-                            >
-                                삭제 처리
-                            </button>
-                        </div>
-                    </div>
-                )}
-            </div>
-
-            {/* 자재 테이블 */}
-            <div className="materials-table-container">
-                <div className="table-header">
-                    <div className="header-cell checkbox-cell">
-                        <input
-                            type="checkbox"
-                            checked={selectedMaterials.size === filteredAndSortedMaterials.length && filteredAndSortedMaterials.length > 0}
-                            onChange={(e) => handleSelectAll(e.target.checked)}
-                        />
-                    </div>
-                    <div className="header-cell">상태</div>
-                    <div className="header-cell">자재명</div>
-                    <div className="header-cell">밸브 타입</div>
-                    <div className="header-cell">크기</div>
-                    <div className="header-cell">압력등급</div>
-                    <div className="header-cell">연결방식</div>
-                    <div className="header-cell">수량</div>
-                    <div className="header-cell">단위</div>
-                    <div className="header-cell">액션</div>
-                </div>
-
-                <div className="table-body">
-                    {filteredAndSortedMaterials.map((material) => (
-                        <div 
-                            key={material.id} 
-                            className={`table-row ${getStatusClass(material.processing_info?.display_status)}`}
-                        >
-                            <div className="table-cell checkbox-cell">
-                                <input
-                                    type="checkbox"
-                                    checked={selectedMaterials.has(material.id)}
-                                    onChange={(e) => handleMaterialSelect(material.id, e.target.checked)}
-                                />
-                            </div>
-                            <div className="table-cell">
-                                <span className={`status-badge ${getStatusClass(material.processing_info?.display_status)}`}>
-                                    {material.processing_info?.display_status || 'NORMAL'}
-                                </span>
-                            </div>
-                            <div className="table-cell">
-                                <div className="material-info">
-                                    <div className="material-name">{generateValveDescription(material)}</div>
-                                    {material.processing_info?.notes && (
-                                        <div className="material-notes">{material.processing_info.notes}</div>
-                                    )}
-                                </div>
-                            </div>
-                            <div className="table-cell">{material.valve_type || '-'}</div>
-                            <div className="table-cell">{material.nominal_size || '-'}</div>
-                            <div className="table-cell">{material.pressure_rating ? `${material.pressure_rating}#` : '-'}</div>
-                            <div className="table-cell">{material.connection_method || '-'}</div>
-                            <div className="table-cell quantity-cell">
-                                <span className="quantity-value">
-                                    {formatQuantity(material.quantity)}
-                                </span>
-                                {material.processing_info?.quantity_change && (
-                                    <span className="quantity-change">
-                                        ({material.processing_info.quantity_change > 0 ? '+' : ''}
-                                        {formatQuantity(material.processing_info.quantity_change)})
-                                    </span>
-                                )}
-                            </div>
-                            <div className="table-cell">{material.unit || 'EA'}</div>
-                            <div className="table-cell">
-                                <div className="action-buttons-small">
-                                    <button 
-                                        className="btn-small btn-view"
-                                        onClick={() => {/* 상세 보기 로직 */}}
-                                        title="상세 정보"
-                                    >
-                                        👁️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-edit"
-                                        onClick={() => {/* 편집 로직 */}}
-                                        title="편집"
-                                    >
-                                        ✏️
-                                    </button>
-                                    <button 
-                                        className="btn-small btn-test"
-                                        onClick={() => {/* 밸브 테스트 로직 */}}
-                                        title="밸브 테스트"
-                                    >
-                                        🧪
-                                    </button>
-                                </div>
-                            </div>
-                        </div>
-                    ))}
-                </div>
-
-                {filteredAndSortedMaterials.length === 0 && (
-                    <div className="empty-state">
-                        <p>조건에 맞는 VALVE 자재가 없습니다.</p>
-                    </div>
-                )}
-            </div>
-
-            {/* 확인 다이얼로그 */}
-            {showConfirmDialog && (
-                <ConfirmDialog
-                    title="작업 확인"
-                    message={`선택된 ${selectedMaterials.size}개 자재에 대해 "${actionType}" 작업을 수행하시겠습니까?`}
-                    onConfirm={confirmAction}
-                    onCancel={() => setShowConfirmDialog(false)}
-                />
-            )}
-        </div>
-    );
-};
-
-export default ValveRevisionPage;