style: 네비게이션 색상 및 레이아웃 개선

변경사항:
1. navbar 배경색을 하늘색 계열로 변경 (#0ea5e9, #38bdf8, #7dd3fc)
2. 대시보드 버튼을 header에 눈에 띄게 추가
3. work-management.css의 navbar 관련 중복 스타일 제거하여 레이아웃 충돌 해결

수정된 파일:
- web-ui/components/navbar.html
- web-ui/css/work-management.css

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

web-ui/components/navbar.html

@@ -20,6 +20,11 @@
     </div>
 
     <div class="header-right">
+      <a href="/pages/profile/my-dashboard.html" class="dashboard-btn">
+        <span class="btn-icon">📊</span>
+        <span class="btn-text">대시보드</span>
+      </a>
+
       <div class="user-profile" id="userProfile">
         <div class="user-avatar">
           <span class="avatar-text" id="userInitial">사</span>
@@ -29,10 +34,6 @@
           <span class="user-role" id="userRole">작업자</span>
         </div>
         <div class="profile-menu" id="profileMenu">
-          <a href="/pages/profile/my-dashboard.html" class="menu-item">
-            <span class="menu-icon">📊</span>
-            나의 대시보드
-          </a>
           <a href="/pages/profile/my-profile.html" class="menu-item">
             <span class="menu-icon">👤</span>
             내 프로필
@@ -58,7 +59,7 @@
 <style>
 /* 최신 대시보드 헤더 스타일 */
 .dashboard-header {
-  background: linear-gradient(135deg, #1e40af 0%, #1d4ed8 50%, #2563eb 100%);
+  background: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 50%, #7dd3fc 100%);
   color: white;
   padding: 1rem 1.5rem;
   box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
@@ -262,6 +263,37 @@
   color: #b91c1c !important;
 }
 
+/* 대시보드 버튼 */
+.dashboard-btn {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+  padding: 0.625rem 1.25rem;
+  background: rgba(255, 255, 255, 0.2);
+  color: white;
+  text-decoration: none;
+  border-radius: 0.75rem;
+  font-weight: 600;
+  font-size: 0.9rem;
+  transition: all 0.3s ease;
+  border: 1px solid rgba(255, 255, 255, 0.3);
+  backdrop-filter: blur(10px);
+}
+
+.dashboard-btn:hover {
+  background: rgba(255, 255, 255, 0.3);
+  transform: translateY(-2px);
+  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+}
+
+.dashboard-btn .btn-icon {
+  font-size: 1.1rem;
+}
+
+.dashboard-btn .btn-text {
+  font-family: inherit;
+}
+
 /* 반응형 디자인 */
 @media (max-width: 768px) {
   .dashboard-header {
@@ -283,5 +315,13 @@
   .user-info {
     display: none;
   }
+
+  .dashboard-btn .btn-text {
+    display: none;
+  }
+
+  .dashboard-btn {
+    padding: 0.5rem 0.75rem;
+  }
 }
 </style>