UI/UX 개선: 사이드바 레이아웃 안정화 및 메뉴 hover 효과 개선

- 사이드바 고정 너비 설정으로 메뉴 클릭 시 너비 변화 방지
- 메뉴 항목 hover 효과 일관성 개선 (고정 높이, 부드러운 색상 전환)
- 디버깅 로그 제거로 성능 최적화
- 관리자 페이지 카드 디자인 개선 (그라데이션 배경, 아이콘 색상 조정)

frontend/app/(main)/admin/commonCode/page.tsx

@@ -14,7 +14,7 @@ export default function CommonCodeManagementPage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">공통코드 관리</h1>
             <p className="mt-2 text-gray-600">시스템에서 사용하는 공통코드를 관리합니다</p>
@@ -26,8 +26,8 @@ export default function CommonCodeManagementPage() {
       <div className="flex flex-col gap-6 lg:flex-row lg:gap-8">
         {/* 카테고리 패널 - PC에서 좌측 고정 너비, 모바일에서 전체 너비 */}
         <div className="w-full lg:w-80 lg:flex-shrink-0">
-          <Card className="h-full">
-            <CardHeader>
+          <Card className="h-full shadow-sm">
+            <CardHeader className="bg-gray-50/50">
               <CardTitle className="flex items-center gap-2">📂 코드 카테고리</CardTitle>
             </CardHeader>
             <CardContent className="p-0">
@@ -38,8 +38,8 @@ export default function CommonCodeManagementPage() {
 
         {/* 코드 상세 패널 - PC에서 나머지 공간, 모바일에서 전체 너비 */}
         <div className="min-w-0 flex-1">
-          <Card className="h-fit">
-            <CardHeader>
+          <Card className="h-fit shadow-sm">
+            <CardHeader className="bg-gray-50/50">
               <CardTitle className="flex items-center gap-2">
                 📋 코드 상세 정보
                 {selectedCategoryCode && (

frontend/app/(main)/admin/company/page.tsx

@@ -8,7 +8,7 @@ export default function CompanyPage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">회사 관리</h1>
             <p className="mt-2 text-gray-600">시스템에서 사용하는 회사 정보를 관리합니다</p>

frontend/app/(main)/admin/dataflow/page.tsx

@@ -79,13 +79,13 @@ export default function DataFlowPage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">데이터 흐름 관리</h1>
             <p className="mt-2 text-gray-600">테이블 간 데이터 관계를 시각적으로 설계하고 관리합니다</p>
           </div>
           {currentStep !== "list" && (
-            <Button variant="outline" onClick={goToPreviousStep} className="flex items-center">
+            <Button variant="outline" onClick={goToPreviousStep} className="flex items-center shadow-sm">
               <ArrowLeft className="mr-2 h-4 w-4" />
               이전
             </Button>
@@ -97,7 +97,7 @@ export default function DataFlowPage() {
           {/* 관계도 목록 단계 */}
           {currentStep === "list" && (
             <div className="space-y-6">
-              <div className="flex items-center justify-between">
+              <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-4">
                 <h2 className="text-xl font-semibold text-gray-800">{stepConfig.list.title}</h2>
               </div>
               <DataFlowList onDesignDiagram={handleDesignDiagram} />
@@ -107,7 +107,7 @@ export default function DataFlowPage() {
           {/* 관계도 설계 단계 */}
           {currentStep === "design" && (
             <div className="space-y-6">
-              <div className="flex items-center justify-between">
+              <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-4">
                 <h2 className="text-xl font-semibold text-gray-800">{stepConfig.design.title}</h2>
               </div>
               <DataFlowDesigner

frontend/app/(main)/admin/external-connections/page.tsx

@@ -223,7 +223,7 @@ export default function ExternalConnectionsPage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">외부 커넥션 관리</h1>
             <p className="mt-2 text-gray-600">외부 데이터베이스 연결 정보를 관리합니다</p>
@@ -231,7 +231,7 @@ export default function ExternalConnectionsPage() {
         </div>
 
       {/* 검색 및 필터 */}
-      <Card className="mb-6">
+      <Card className="mb-6 shadow-sm">
         <CardContent className="pt-6">
           <div className="flex flex-col gap-4 md:flex-row md:items-center md:justify-between">
             <div className="flex flex-col gap-4 md:flex-row md:items-center">
@@ -289,7 +289,7 @@ export default function ExternalConnectionsPage() {
           <div className="text-gray-500">로딩 중...</div>
         </div>
       ) : connections.length === 0 ? (
-        <Card>
+        <Card className="shadow-sm">
           <CardContent className="pt-6">
             <div className="py-8 text-center text-gray-500">
               <Database className="mx-auto mb-4 h-12 w-12 text-gray-400" />
@@ -302,7 +302,7 @@ export default function ExternalConnectionsPage() {
           </CardContent>
         </Card>
       ) : (
-        <Card>
+        <Card className="shadow-sm">
           <CardContent className="p-0">
             <Table>
               <TableHeader>

frontend/app/(main)/admin/layouts/page.tsx

@@ -223,18 +223,18 @@ export default function LayoutManagementPage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">레이아웃 관리</h1>
             <p className="mt-2 text-gray-600">화면 레이아웃을 생성하고 관리합니다</p>
           </div>
-        <Button className="flex items-center gap-2" onClick={() => setCreateModalOpen(true)}>
-          <Plus className="h-4 w-4" />새 레이아웃
-        </Button>
-      </div>
+          <Button className="flex items-center gap-2 shadow-sm" onClick={() => setCreateModalOpen(true)}>
+            <Plus className="h-4 w-4" />새 레이아웃
+          </Button>
+        </div>
 
       {/* 검색 및 필터 */}
-      <Card className="mb-6">
+      <Card className="mb-6 shadow-sm">
         <CardContent className="pt-6">
           <div className="flex items-center gap-4">
             <div className="flex-1">
@@ -284,7 +284,7 @@ export default function LayoutManagementPage() {
                 {layouts.map((layout) => {
                   const CategoryIcon = CATEGORY_ICONS[layout.category as keyof typeof CATEGORY_ICONS];
                   return (
-                    <Card key={layout.layoutCode} className="transition-shadow hover:shadow-lg">
+                    <Card key={layout.layoutCode} className="shadow-sm transition-shadow hover:shadow-lg">
                       <CardHeader className="pb-3">
                         <div className="flex items-start justify-between">
                           <div className="flex items-center gap-2">

frontend/app/(main)/admin/menu/page.tsx

@@ -7,7 +7,7 @@ export default function MenuPage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">메뉴 관리</h1>
             <p className="mt-2 text-gray-600">시스템 메뉴를 관리하고 화면을 할당합니다</p>

frontend/app/(main)/admin/screenMng/page.tsx

@@ -69,7 +69,7 @@ export default function ScreenManagementPage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">화면 관리</h1>
             <p className="mt-2 text-gray-600">화면을 설계하고 템플릿을 관리합니다</p>
@@ -81,12 +81,12 @@ export default function ScreenManagementPage() {
           {/* 화면 목록 단계 */}
           {currentStep === "list" && (
             <div className="space-y-6">
-              <div className="flex items-center justify-between">
+              <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-4">
                 <h2 className="text-xl font-semibold text-gray-800">{stepConfig.list.title}</h2>
-              <Button className="bg-blue-600 hover:bg-blue-700" onClick={() => goToNextStep("design")}>
-                화면 설계하기 <ArrowRight className="ml-2 h-4 w-4" />
-              </Button>
-            </div>
+                <Button className="bg-blue-600 hover:bg-blue-700 shadow-sm" onClick={() => goToNextStep("design")}>
+                  화면 설계하기 <ArrowRight className="ml-2 h-4 w-4" />
+                </Button>
+              </div>
             <ScreenList
               onScreenSelect={setSelectedScreen}
               selectedScreen={selectedScreen}
@@ -101,9 +101,9 @@ export default function ScreenManagementPage() {
           {/* 화면 설계 단계 */}
           {currentStep === "design" && (
             <div className="space-y-6">
-              <div className="flex items-center justify-between">
+              <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-4">
                 <h2 className="text-xl font-semibold text-gray-800">{stepConfig.design.title}</h2>
-                <Button variant="outline" onClick={() => goToStep("list")}>
+                <Button variant="outline" className="shadow-sm" onClick={() => goToStep("list")}>
                   <ArrowLeft className="mr-2 h-4 w-4" />목록으로 돌아가기
                 </Button>
               </div>
@@ -114,18 +114,18 @@ export default function ScreenManagementPage() {
           {/* 템플릿 관리 단계 */}
           {currentStep === "template" && (
             <div className="space-y-6">
-              <div className="flex items-center justify-between">
+              <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-4">
                 <h2 className="text-xl font-semibold text-gray-800">{stepConfig.template.title}</h2>
-              <div className="flex gap-2">
-                <Button variant="outline" onClick={goToPreviousStep}>
-                  <ArrowLeft className="mr-2 h-4 w-4" />
-                  이전 단계
-                </Button>
-                <Button className="bg-blue-600 hover:bg-blue-700" onClick={() => goToStep("list")}>
-                  목록으로 돌아가기
-                </Button>
+                <div className="flex gap-2">
+                  <Button variant="outline" className="shadow-sm" onClick={goToPreviousStep}>
+                    <ArrowLeft className="mr-2 h-4 w-4" />
+                    이전 단계
+                  </Button>
+                  <Button className="bg-blue-600 hover:bg-blue-700 shadow-sm" onClick={() => goToStep("list")}>
+                    목록으로 돌아가기
+                  </Button>
+                </div>
               </div>
-            </div>
               <TemplateManager selectedScreen={selectedScreen} onBackToList={() => goToStep("list")} />
             </div>
           )}

frontend/app/(main)/admin/standards/page.tsx

@@ -130,44 +130,44 @@ export default function WebTypesManagePage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">웹타입 관리</h1>
             <p className="mt-2 text-gray-600">화면관리에서 사용할 웹타입들을 관리합니다</p>
           </div>
           <Link href="/admin/standards/new">
-            <Button>
+            <Button className="shadow-sm">
               <Plus className="mr-2 h-4 w-4" />새 웹타입 추가
             </Button>
           </Link>
         </div>
 
-      {/* 필터 및 검색 */}
-      <Card className="mb-6">
-        <CardHeader>
-          <CardTitle className="flex items-center gap-2 text-lg">
-            <Filter className="h-5 w-5" />
-            필터 및 검색
-          </CardTitle>
-        </CardHeader>
-        <CardContent>
-          <div className="grid grid-cols-1 gap-4 md:grid-cols-4">
-            {/* 검색 */}
-            <div className="relative">
-              <Search className="text-muted-foreground absolute top-3 left-3 h-4 w-4" />
-              <Input
-                placeholder="웹타입명, 설명 검색..."
-                value={searchTerm}
-                onChange={(e) => setSearchTerm(e.target.value)}
-                className="pl-10"
-              />
-            </div>
+        {/* 필터 및 검색 */}
+        <Card className="shadow-sm">
+          <CardHeader className="bg-gray-50/50">
+            <CardTitle className="flex items-center gap-2 text-lg">
+              <Filter className="h-5 w-5 text-gray-600" />
+              필터 및 검색
+            </CardTitle>
+          </CardHeader>
+          <CardContent className="space-y-4">
+            <div className="grid grid-cols-1 md:grid-cols-4 gap-4">
+              {/* 검색 */}
+              <div className="relative">
+                <Search className="absolute left-3 top-1/2 transform -translate-y-1/2 h-4 w-4 text-gray-400" />
+                <Input
+                  placeholder="웹타입명, 설명 검색..."
+                  value={searchTerm}
+                  onChange={(e) => setSearchTerm(e.target.value)}
+                  className="pl-10"
+                />
+              </div>
 
-            {/* 카테고리 필터 */}
-            <Select value={categoryFilter} onValueChange={setCategoryFilter}>
-              <SelectTrigger>
-                <SelectValue placeholder="카테고리 선택" />
-              </SelectTrigger>
+              {/* 카테고리 필터 */}
+              <Select value={categoryFilter} onValueChange={setCategoryFilter}>
+                <SelectTrigger>
+                  <SelectValue placeholder="카테고리 선택" />
+                </SelectTrigger>
               <SelectContent>
                 <SelectItem value="all">전체 카테고리</SelectItem>
                 {categories.map((category) => (
@@ -178,96 +178,96 @@ export default function WebTypesManagePage() {
               </SelectContent>
             </Select>
 
-            {/* 활성화 상태 필터 */}
-            <Select value={activeFilter} onValueChange={setActiveFilter}>
-              <SelectTrigger>
-                <SelectValue placeholder="상태 선택" />
-              </SelectTrigger>
-              <SelectContent>
-                <SelectItem value="all">전체</SelectItem>
-                <SelectItem value="Y">활성화</SelectItem>
-                <SelectItem value="N">비활성화</SelectItem>
-              </SelectContent>
-            </Select>
+              {/* 활성화 상태 필터 */}
+              <Select value={activeFilter} onValueChange={setActiveFilter}>
+                <SelectTrigger>
+                  <SelectValue placeholder="상태 선택" />
+                </SelectTrigger>
+                <SelectContent>
+                  <SelectItem value="all">전체</SelectItem>
+                  <SelectItem value="Y">활성화</SelectItem>
+                  <SelectItem value="N">비활성화</SelectItem>
+                </SelectContent>
+              </Select>
 
-            {/* 초기화 버튼 */}
-            <Button variant="outline" onClick={resetFilters}>
-              <RotateCcw className="mr-2 h-4 w-4" />
-              초기화
-            </Button>
+              {/* 초기화 버튼 */}
+              <Button variant="outline" onClick={resetFilters}>
+                <RotateCcw className="mr-2 h-4 w-4" />
+                초기화
+              </Button>
           </div>
         </CardContent>
       </Card>
 
-      {/* 결과 통계 */}
-      <div className="mb-4">
-        <p className="text-muted-foreground text-sm">총 {filteredAndSortedWebTypes.length}개의 웹타입이 있습니다.</p>
-      </div>
+        {/* 결과 통계 */}
+        <div className="bg-white rounded-lg border px-4 py-3">
+          <p className="text-gray-700 text-sm font-medium">총 {filteredAndSortedWebTypes.length}개의 웹타입이 있습니다.</p>
+        </div>
 
-      {/* 웹타입 목록 테이블 */}
-      <Card>
-        <CardContent className="p-0">
-          <Table>
-            <TableHeader>
-              <TableRow>
-                <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("sort_order")}>
-                  <div className="flex items-center gap-2">
-                    순서
-                    {sortField === "sort_order" &&
-                      (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
-                  </div>
-                </TableHead>
-                <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("web_type")}>
-                  <div className="flex items-center gap-2">
-                    웹타입 코드
-                    {sortField === "web_type" &&
-                      (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
-                  </div>
-                </TableHead>
-                <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("type_name")}>
-                  <div className="flex items-center gap-2">
-                    웹타입명
-                    {sortField === "type_name" &&
-                      (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
-                  </div>
-                </TableHead>
-                <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("category")}>
-                  <div className="flex items-center gap-2">
-                    카테고리
-                    {sortField === "category" &&
-                      (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
-                  </div>
-                </TableHead>
-                <TableHead>설명</TableHead>
-                <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("component_name")}>
-                  <div className="flex items-center gap-2">
-                    연결된 컴포넌트
-                    {sortField === "component_name" &&
-                      (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
-                  </div>
-                </TableHead>
-                <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("config_panel")}>
-                  <div className="flex items-center gap-2">
-                    설정 패널
-                    {sortField === "config_panel" &&
-                      (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
-                  </div>
-                </TableHead>
-                <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("is_active")}>
-                  <div className="flex items-center gap-2">
-                    상태
-                    {sortField === "is_active" &&
-                      (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
-                  </div>
-                </TableHead>
-                <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("updated_date")}>
-                  <div className="flex items-center gap-2">
-                    최종 수정일
-                    {sortField === "updated_date" &&
-                      (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
-                  </div>
-                </TableHead>
-                <TableHead className="text-center">작업</TableHead>
+        {/* 웹타입 목록 테이블 */}
+        <Card className="shadow-sm">
+          <CardContent className="p-0">
+            <Table>
+              <TableHeader>
+                <TableRow>
+                  <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("sort_order")}>
+                    <div className="flex items-center gap-2">
+                      순서
+                      {sortField === "sort_order" &&
+                        (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
+                    </div>
+                  </TableHead>
+                  <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("web_type")}>
+                    <div className="flex items-center gap-2">
+                      웹타입 코드
+                      {sortField === "web_type" &&
+                        (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
+                    </div>
+                  </TableHead>
+                  <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("type_name")}>
+                    <div className="flex items-center gap-2">
+                      웹타입명
+                      {sortField === "type_name" &&
+                        (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
+                    </div>
+                  </TableHead>
+                  <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("category")}>
+                    <div className="flex items-center gap-2">
+                      카테고리
+                      {sortField === "category" &&
+                        (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
+                    </div>
+                  </TableHead>
+                  <TableHead>설명</TableHead>
+                  <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("component_name")}>
+                    <div className="flex items-center gap-2">
+                      연결된 컴포넌트
+                      {sortField === "component_name" &&
+                        (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
+                    </div>
+                  </TableHead>
+                  <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("config_panel")}>
+                    <div className="flex items-center gap-2">
+                      설정 패널
+                      {sortField === "config_panel" &&
+                        (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
+                    </div>
+                  </TableHead>
+                  <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("is_active")}>
+                    <div className="flex items-center gap-2">
+                      상태
+                      {sortField === "is_active" &&
+                        (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
+                    </div>
+                  </TableHead>
+                  <TableHead className="hover:bg-muted/50 cursor-pointer" onClick={() => handleSort("updated_date")}>
+                    <div className="flex items-center gap-2">
+                      최종 수정일
+                      {sortField === "updated_date" &&
+                        (sortDirection === "asc" ? <SortAsc className="h-4 w-4" /> : <SortDesc className="h-4 w-4" />)}
+                    </div>
+                  </TableHead>
+                  <TableHead className="text-center">작업</TableHead>
               </TableRow>
             </TableHeader>
             <TableBody>
@@ -310,24 +310,24 @@ export default function WebTypesManagePage() {
                     <TableCell className="text-muted-foreground text-sm">
                       {webType.updated_date ? new Date(webType.updated_date).toLocaleDateString("ko-KR") : "-"}
                     </TableCell>
-                    <TableCell>
-                      <div className="flex items-center gap-2">
-                        <Link href={`/admin/standards/${webType.web_type}`}>
-                          <Button variant="ghost" size="sm">
-                            <Eye className="h-4 w-4" />
-                          </Button>
-                        </Link>
-                        <Link href={`/admin/standards/${webType.web_type}/edit`}>
-                          <Button variant="ghost" size="sm">
-                            <Edit className="h-4 w-4" />
-                          </Button>
-                        </Link>
-                        <AlertDialog>
-                          <AlertDialogTrigger asChild>
-                            <Button variant="ghost" size="sm">
-                              <Trash2 className="h-4 w-4 text-red-500" />
-                            </Button>
-                          </AlertDialogTrigger>
+                        <TableCell>
+                          <div className="flex items-center gap-2">
+                            <Link href={`/admin/standards/${webType.web_type}`}>
+                              <Button variant="ghost" size="sm">
+                                <Eye className="h-4 w-4" />
+                              </Button>
+                            </Link>
+                            <Link href={`/admin/standards/${webType.web_type}/edit`}>
+                              <Button variant="ghost" size="sm">
+                                <Edit className="h-4 w-4" />
+                              </Button>
+                            </Link>
+                            <AlertDialog>
+                              <AlertDialogTrigger asChild>
+                                <Button variant="ghost" size="sm">
+                                  <Trash2 className="h-4 w-4 text-red-500" />
+                                </Button>
+                              </AlertDialogTrigger>
                           <AlertDialogContent>
                             <AlertDialogHeader>
                               <AlertDialogTitle>웹타입 삭제</AlertDialogTitle>

frontend/app/(main)/admin/tableMng/page.tsx

@@ -543,7 +543,7 @@ export default function TableManagementPage() {
   return (
       <div className="container mx-auto p-6 space-y-6">
       {/* 페이지 제목 */}
-      <div className="flex items-center justify-between">
+      <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
         <div>
           <h1 className="text-3xl font-bold text-gray-900">
             {getTextFromUI(TABLE_MANAGEMENT_KEYS.PAGE_TITLE, "테이블 타입 관리")}
@@ -593,10 +593,10 @@ export default function TableManagementPage() {
 
       <div className="grid grid-cols-1 gap-6 lg:grid-cols-5">
         {/* 테이블 목록 */}
-        <Card className="lg:col-span-1">
-          <CardHeader>
+        <Card className="lg:col-span-1 shadow-sm">
+          <CardHeader className="bg-gray-50/50">
             <CardTitle className="flex items-center gap-2">
-              <Database className="h-5 w-5" />
+              <Database className="h-5 w-5 text-gray-600" />
               {getTextFromUI(TABLE_MANAGEMENT_KEYS.TABLE_NAME, "테이블 목록")}
             </CardTitle>
           </CardHeader>
@@ -663,10 +663,10 @@ export default function TableManagementPage() {
         </Card>
 
         {/* 컬럼 타입 관리 */}
-        <Card className="lg:col-span-4">
-          <CardHeader>
+        <Card className="lg:col-span-4 shadow-sm">
+          <CardHeader className="bg-gray-50/50">
             <CardTitle className="flex items-center gap-2">
-              <Settings className="h-5 w-5" />
+              <Settings className="h-5 w-5 text-gray-600" />
               {selectedTable ? <>테이블 설정 - {selectedTable}</> : "테이블 타입 관리"}
             </CardTitle>
           </CardHeader>

frontend/app/(main)/admin/templates/page.tsx

@@ -148,25 +148,25 @@ export default function TemplatesManagePage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">템플릿 관리</h1>
             <p className="mt-2 text-gray-600">화면 디자이너에서 사용할 템플릿을 관리합니다</p>
           </div>
-        <div className="flex space-x-2">
-          <Button asChild>
-            <Link href="/admin/templates/new">
-              <Plus className="mr-2 h-4 w-4" />새 템플릿
-            </Link>
-          </Button>
+          <div className="flex space-x-2">
+            <Button asChild className="shadow-sm">
+              <Link href="/admin/templates/new">
+                <Plus className="mr-2 h-4 w-4" />새 템플릿
+              </Link>
+            </Button>
+          </div>
         </div>
-      </div>
 
       {/* 필터 및 검색 */}
-      <Card>
-        <CardHeader>
+      <Card className="shadow-sm">
+        <CardHeader className="bg-gray-50/50">
           <CardTitle className="flex items-center">
-            <Filter className="mr-2 h-5 w-5" />
+            <Filter className="mr-2 h-5 w-5 text-gray-600" />
             필터 및 검색
           </CardTitle>
         </CardHeader>
@@ -231,8 +231,8 @@ export default function TemplatesManagePage() {
       </Card>
 
       {/* 템플릿 목록 테이블 */}
-      <Card>
-        <CardHeader>
+      <Card className="shadow-sm">
+        <CardHeader className="bg-gray-50/50">
           <CardTitle>템플릿 목록 ({filteredAndSortedTemplates.length}개)</CardTitle>
         </CardHeader>
         <CardContent>

frontend/app/(main)/admin/userMng/page.tsx

@@ -11,7 +11,7 @@ export default function UserMngPage() {
     <div className="min-h-screen bg-gray-50">
       <div className="container mx-auto p-6 space-y-6">
         {/* 페이지 제목 */}
-        <div className="flex items-center justify-between">
+        <div className="flex items-center justify-between bg-white rounded-lg shadow-sm border p-6">
           <div>
             <h1 className="text-3xl font-bold text-gray-900">사용자 관리</h1>
             <p className="mt-2 text-gray-600">시스템 사용자 계정 및 권한을 관리합니다</p>

frontend/components/admin/MenuManagement.tsx

@@ -821,8 +821,11 @@ export const MenuManagement: React.FC = () => {
                 {/* 좌측 사이드바 - 메뉴 타입 선택 (20%) */}
                 <div className="w-[20%] border-r bg-gray-50">
                   <div className="p-6">
-                    <h2 className="mb-4 text-lg font-semibold">{getUITextSync("menu.type.title")}</h2>
-                    <div className="space-y-3">
+                    <Card className="shadow-sm">
+                      <CardHeader className="bg-gray-50/50 pb-3">
+                        <CardTitle className="text-lg">{getUITextSync("menu.type.title")}</CardTitle>
+                      </CardHeader>
+                      <CardContent className="space-y-3 pt-4">
                       <Card
                         className={`cursor-pointer transition-all ${
                           selectedMenuType === "admin" ? "border-blue-500 bg-blue-50" : "hover:border-gray-300"
@@ -864,21 +867,23 @@ export const MenuManagement: React.FC = () => {
                           </div>
                         </CardContent>
                       </Card>
-                    </div>
+                      </CardContent>
+                    </Card>
                   </div>
                 </div>
 
                 {/* 우측 메인 영역 - 메뉴 목록 (80%) */}
                 <div className="w-[80%] overflow-hidden">
                   <div className="flex h-full flex-col p-6">
-                    <div className="mb-6 flex-shrink-0">
-                      <h2 className="mb-2 text-xl font-semibold">
-                        {getMenuTypeString()} {getUITextSync("menu.list.title")}
-                      </h2>
-                    </div>
-
-                    {/* 검색 및 필터 영역 */}
-                    <div className="mb-4 flex-shrink-0">
+                    <Card className="flex-1 shadow-sm">
+                      <CardHeader className="bg-gray-50/50">
+                        <CardTitle className="text-xl">
+                          {getMenuTypeString()} {getUITextSync("menu.list.title")}
+                        </CardTitle>
+                      </CardHeader>
+                      <CardContent className="flex-1 overflow-hidden">
+                        {/* 검색 및 필터 영역 */}
+                        <div className="mb-4 flex-shrink-0">
                       <div className="grid grid-cols-1 gap-4 md:grid-cols-4">
                         <div>
                           <Label htmlFor="company">{getUITextSync("filter.company")}</Label>
@@ -997,52 +1002,54 @@ export const MenuManagement: React.FC = () => {
                           </div>
                         </div>
                       </div>
-                    </div>
+                        </div>
 
-                    <div className="flex-1 overflow-hidden">
-                      <div className="mb-4 flex items-center justify-between">
-                        <div className="text-sm text-gray-600">
-                          {getUITextSync("menu.list.total", { count: getCurrentMenus().length })}
-                        </div>
-                        <div className="flex space-x-2">
-                          <Button variant="outline" onClick={() => handleAddTopLevelMenu()} className="min-w-[100px]">
-                            {getUITextSync("button.add.top.level")}
-                          </Button>
-                          {selectedMenus.size > 0 && (
-                            <Button
-                              variant="destructive"
-                              onClick={handleDeleteSelectedMenus}
-                              disabled={deleting}
-                              className="min-w-[120px]"
-                            >
-                              {deleting ? (
-                                <>
-                                  <LoadingSpinner size="sm" className="mr-2" />
-                                  {getUITextSync("button.delete.processing")}
-                                </>
-                              ) : (
-                                getUITextSync("button.delete.selected.count", {
-                                  count: selectedMenus.size,
-                                })
+                        <div className="flex-1 overflow-hidden">
+                          <div className="mb-4 flex items-center justify-between">
+                            <div className="text-sm text-gray-600">
+                              {getUITextSync("menu.list.total", { count: getCurrentMenus().length })}
+                            </div>
+                            <div className="flex space-x-2">
+                              <Button variant="outline" onClick={() => handleAddTopLevelMenu()} className="min-w-[100px]">
+                                {getUITextSync("button.add.top.level")}
+                              </Button>
+                              {selectedMenus.size > 0 && (
+                                <Button
+                                  variant="destructive"
+                                  onClick={handleDeleteSelectedMenus}
+                                  disabled={deleting}
+                                  className="min-w-[120px]"
+                                >
+                                  {deleting ? (
+                                    <>
+                                      <LoadingSpinner size="sm" className="mr-2" />
+                                      {getUITextSync("button.delete.processing")}
+                                    </>
+                                  ) : (
+                                    getUITextSync("button.delete.selected.count", {
+                                      count: selectedMenus.size,
+                                    })
+                                  )}
+                                </Button>
                               )}
-                            </Button>
-                          )}
+                            </div>
+                          </div>
+                          <MenuTable
+                            menus={getCurrentMenus()}
+                            title=""
+                            onAddMenu={handleAddMenu}
+                            onEditMenu={handleEditMenu}
+                            onToggleStatus={handleToggleStatus}
+                            selectedMenus={selectedMenus}
+                            onMenuSelectionChange={handleMenuSelectionChange}
+                            onSelectAllMenus={handleSelectAllMenus}
+                            expandedMenus={expandedMenus}
+                            onToggleExpand={handleToggleExpand}
+                            uiTexts={uiTexts}
+                          />
                         </div>
-                      </div>
-                      <MenuTable
-                        menus={getCurrentMenus()}
-                        title=""
-                        onAddMenu={handleAddMenu}
-                        onEditMenu={handleEditMenu}
-                        onToggleStatus={handleToggleStatus}
-                        selectedMenus={selectedMenus}
-                        onMenuSelectionChange={handleMenuSelectionChange}
-                        onSelectAllMenus={handleSelectAllMenus}
-                        expandedMenus={expandedMenus}
-                        onToggleExpand={handleToggleExpand}
-                        uiTexts={uiTexts}
-                      />
-                    </div>
+                      </CardContent>
+                    </Card>
                   </div>
                 </div>
               </div>
@@ -1050,8 +1057,15 @@ export const MenuManagement: React.FC = () => {
           </TabsContent>
 
           {/* 화면 할당 탭 */}
-          <TabsContent value="screen-assignment" className="flex-1 overflow-hidden">
-            <ScreenAssignmentTab menus={[...adminMenus, ...userMenus]} />
+          <TabsContent value="screen-assignment" className="flex-1 overflow-hidden p-6">
+            <Card className="h-full shadow-sm">
+              <CardHeader className="bg-gray-50/50">
+                <CardTitle>화면 할당</CardTitle>
+              </CardHeader>
+              <CardContent className="h-full overflow-hidden">
+                <ScreenAssignmentTab menus={[...adminMenus, ...userMenus]} />
+              </CardContent>
+            </Card>
           </TabsContent>
         </Tabs>
 

frontend/components/layout/AppLayout.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { useState, Suspense } from "react";
+import { useState, Suspense, useEffect } from "react";
 import { useRouter, usePathname, useSearchParams } from "next/navigation";
 import { Button } from "@/components/ui/button";
 import {
@@ -197,8 +197,27 @@ function AppLayoutInner({ children }: AppLayoutProps) {
   const searchParams = useSearchParams();
   const { user, logout, refreshUserData } = useAuth();
   const { userMenus, adminMenus, loading, refreshMenus } = useMenu();
-  const [sidebarOpen, setSidebarOpen] = useState(false);
+  const [sidebarOpen, setSidebarOpen] = useState(true);
   const [expandedMenus, setExpandedMenus] = useState<Set<string>>(new Set());
+  const [isMobile, setIsMobile] = useState(false);
+
+  // 화면 크기 감지 및 사이드바 초기 상태 설정
+  useEffect(() => {
+    const checkIsMobile = () => {
+      const mobile = window.innerWidth < 1024; // lg 브레이크포인트
+      setIsMobile(mobile);
+      // 모바일에서만 사이드바를 닫음
+      if (mobile) {
+        setSidebarOpen(false);
+      } else {
+        setSidebarOpen(true);
+      }
+    };
+
+    checkIsMobile();
+    window.addEventListener('resize', checkIsMobile);
+    return () => window.removeEventListener('resize', checkIsMobile);
+  }, []);
 
   // 프로필 관련 로직
   const {
@@ -253,15 +272,10 @@ function AppLayoutInner({ children }: AppLayoutProps) {
             ? `/screens/${firstScreen.screenId}?mode=admin`
             : `/screens/${firstScreen.screenId}`;
 
-          console.log("🎯 메뉴에서 화면으로 이동:", {
-            menuName: menu.name,
-            screenId: firstScreen.screenId,
-            isAdminMode,
-            targetPath: screenPath,
-          });
-
           router.push(screenPath);
-          setSidebarOpen(false);
+          if (isMobile) {
+            setSidebarOpen(false);
+          }
           return;
         }
       } catch (error) {
@@ -271,10 +285,11 @@ function AppLayoutInner({ children }: AppLayoutProps) {
       // 할당된 화면이 없고 URL이 있으면 기존 URL로 이동
       if (menu.url && menu.url !== "#") {
         router.push(menu.url);
-        setSidebarOpen(false);
+        if (isMobile) {
+          setSidebarOpen(false);
+        }
       } else {
         // URL도 없고 할당된 화면도 없으면 경고 메시지
-        console.warn("메뉴에 URL이나 할당된 화면이 없습니다:", menu);
         toast.warning("이 메뉴에는 연결된 페이지나 화면이 없습니다.");
       }
     }
@@ -295,7 +310,7 @@ function AppLayoutInner({ children }: AppLayoutProps) {
       await logout();
       router.push("/login");
     } catch (error) {
-      console.error("로그아웃 실패:", error);
+      // 로그아웃 실패 시 처리
     }
   };
 
@@ -306,7 +321,7 @@ function AppLayoutInner({ children }: AppLayoutProps) {
     return (
       <div key={menu.id}>
         <div
-          className={`group flex cursor-pointer items-center justify-between rounded-lg px-3 py-2 text-sm font-medium transition-colors hover:cursor-pointer ${
+          className={`group flex cursor-pointer items-center justify-between rounded-lg px-3 py-2 text-sm font-medium transition-colors duration-200 ease-in-out h-10 ${
             pathname === menu.url
               ? "bg-gradient-to-br from-slate-100 to-blue-100/40 text-slate-900 border-l-4 border-blue-500"
               : isExpanded
@@ -315,9 +330,9 @@ function AppLayoutInner({ children }: AppLayoutProps) {
           } ${level > 0 ? "ml-6" : ""}`}
           onClick={() => handleMenuClick(menu)}
         >
-          <div className="flex items-center">
+          <div className="flex items-center min-w-0 flex-1">
             {menu.icon}
-            <span className="ml-3">{menu.name}</span>
+            <span className="ml-3 truncate" title={menu.name}>{menu.name}</span>
           </div>
           {menu.hasChildren && (
             <div className="ml-auto">
@@ -339,8 +354,10 @@ function AppLayoutInner({ children }: AppLayoutProps) {
                 }`}
                 onClick={() => handleMenuClick(child)}
               >
-                {child.icon}
-                <span className="ml-3">{child.name}</span>
+                <div className="flex items-center min-w-0 flex-1">
+                  {child.icon}
+                  <span className="ml-3 truncate" title={child.name}>{child.name}</span>
+                </div>
               </div>
             ))}
           </div>
@@ -369,22 +386,29 @@ function AppLayoutInner({ children }: AppLayoutProps) {
       {/* MainHeader 컴포넌트 사용 */}
       <MainHeader
         user={user}
-        onSidebarToggle={() => setSidebarOpen(!sidebarOpen)}
+        onSidebarToggle={() => {
+          // 모바일에서만 토글 동작
+          if (isMobile) {
+            setSidebarOpen(!sidebarOpen);
+          }
+        }}
         onProfileClick={openProfileModal}
         onLogout={handleLogout}
       />
 
       <div className="flex flex-1">
         {/* 모바일 사이드바 오버레이 */}
-        {sidebarOpen && (
+        {sidebarOpen && isMobile && (
           <div className="fixed inset-0 z-30 bg-black/50 lg:hidden" onClick={() => setSidebarOpen(false)} />
         )}
 
         {/* 왼쪽 사이드바 */}
         <aside
           className={`${
-            sidebarOpen ? "translate-x-0" : "-translate-x-full"
-          } fixed top-14 left-0 z-40 flex h-full w-64 flex-col border-r border-slate-200 bg-white transition-transform duration-300 lg:relative lg:top-0 lg:z-auto lg:h-full lg:translate-x-0 lg:transform-none`}
+            isMobile 
+              ? (sidebarOpen ? "translate-x-0" : "-translate-x-full") + " fixed top-14 left-0 z-40"
+              : "translate-x-0 relative top-0 z-auto"
+          } flex h-full w-72 min-w-72 max-w-72 flex-col border-r border-slate-200 bg-white transition-transform duration-300`}
         >
           {/* 사이드바 상단 - Admin/User 모드 전환 버튼 (관리자만) */}
           {(user as ExtendedUserInfo)?.userType === "admin" && (
@@ -428,7 +452,7 @@ function AppLayoutInner({ children }: AppLayoutProps) {
         </aside>
 
         {/* 가운데 컨텐츠 영역 */}
-        <main className="flex-1 bg-white">{children}</main>
+        <main className="flex-1 min-w-0 bg-white overflow-hidden">{children}</main>
       </div>
 
       {/* 프로필 수정 모달 */}