1. 이미지 및 UI 개선

2. UI 텍스트 한국어 번역
3. 환경설정 화면 상세 구현 (SettingScreen)

lib/control_screen.dart

@@ -44,12 +44,6 @@ class _ControlScreenState extends State<ControlScreen> {
         scrolledUnderElevation: 0,
         elevation: 0,
         centerTitle: false,
-        actions: [
-          IconButton(
-            icon: Icon(Icons.more_vert, color: _mainTextColor),
-            onPressed: () {},
-          ),
-        ],
       ),
       body: SingleChildScrollView(
         padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 16.0),
@@ -108,7 +102,7 @@ class _ControlScreenState extends State<ControlScreen> {
                     borderRadius: BorderRadius.circular(8),
                   ),
                   child: Image.asset(
-                    'assets/images/storage.png',
+                    'assets/images/top.png',
                     fit: BoxFit.contain,
                   ),
                 ),
@@ -136,7 +130,7 @@ class _ControlScreenState extends State<ControlScreen> {
                       const SizedBox(height: 10),
                       Expanded(
                         child: _buildStatusButton(
-                          text: 'ERROR: 문 열림',
+                          text: '센서 경고 : 문 열림',
                           textColor: _warningColor,
                           bgColor: _accentContainerColor,
                           isError: true,
@@ -191,7 +185,7 @@ class _ControlScreenState extends State<ControlScreen> {
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           Text(
-            '문 잠금 제어',
+            '보관함 문 제어',
             style: TextStyle(
               color: _mainTextColor,
               fontSize: 14,
@@ -256,7 +250,7 @@ class _ControlScreenState extends State<ControlScreen> {
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           Text(
-            '조작 기록 및 경고',
+            '실시간 상태',
             style: TextStyle(
               color: _mainTextColor,
               fontSize: 14,
@@ -283,7 +277,7 @@ class _ControlScreenState extends State<ControlScreen> {
                         text: TextSpan(
                           children: [
                             TextSpan(
-                              text: '센서 경고: ',
+                              text: '센서 경고 : ',
                               style: TextStyle(
                                 color: _warningColor,
                                 fontWeight: FontWeight.bold,
@@ -291,9 +285,9 @@ class _ControlScreenState extends State<ControlScreen> {
                               ),
                             ),
                             TextSpan(
-                              text: '문 닫힘 불완전',
+                              text: '문 열림',
                               style: TextStyle(
-                                color: _mainTextColor,
+                                color: _warningColor,
                                 fontSize: 12,
                                 fontWeight: FontWeight.bold,
                               ),
@@ -334,7 +328,7 @@ class _ControlScreenState extends State<ControlScreen> {
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           Text(
-            '조작 기록 및 경고',
+            '시스템 기록',
             style: TextStyle(
               color: _mainTextColor,
               fontSize: 14,
@@ -357,7 +351,7 @@ class _ControlScreenState extends State<ControlScreen> {
                         color: _warningColor, size: 14),
                     const SizedBox(width: 8),
                     Text(
-                      '센서 경고: 문 열림',
+                      '1:50 PM - 센서 경고 : 문 열림',
                       style: TextStyle(
                         color: _mainTextColor,
                         fontSize: 12,

lib/history_screen.dart

@@ -32,16 +32,14 @@ class HistoryScreen extends StatefulWidget {
 }
 
 class _HistoryScreenState extends State<HistoryScreen> {
-  // 🟦 최종 확정 테마 컬러 정의 (대비 구조 교체)
+  final Color _mainBlueColor = const Color(0xFF002FA7);
-  final Color _mainBlueColor = const Color(0xFF002FA7); // 진한 블루 (0xFF002FA7 -> 0xFF0A68FF로 통일)
+  final Color _mainTextColor = const Color(0xFF1C1C1E);
-  final Color _mainTextColor = const Color(0xFF1C1C1E); // 어두운 텍스트
+  final Color _subTextColor = const Color(0xFF6A717B);
-  final Color _subTextColor = const Color(0xFF6A717B); // 보조 텍스트
+  final Color _pageBackgroundColor = const Color(0xFFF5F7F9);
-  final Color _pageBackgroundColor = const Color(0xFFF5F7F9); // 🚩 Scaffold 배경 (연한 그레이)
+  final Color _cardBackgroundColor = Colors.white;
-  final Color _cardBackgroundColor = Colors.white; // 🚩 카드 배경 (순수 화이트)
+  final Color _accentContainerColor = const Color(0xFFF0F2F5);
-  final Color _accentContainerColor = const Color(0xFFF0F2F5); // 🚩 내부 상세 박스 배경 (중간 그레이)
   final Color _borderColor = const Color(0xFF0A68FF).withOpacity(0.8);
 
-  // 🚩 그림자 스타일 정의
   static const BoxShadow _cleanShadow = BoxShadow(
     color: Color.fromRGBO(0, 0, 0, 0.07),
     blurRadius: 8,
@@ -53,45 +51,45 @@ class _HistoryScreenState extends State<HistoryScreen> {
 
   final List<UsageHistory> _allHistoryList = [
     UsageHistory(
-      date: '2025.11.25 (화)', // 🇰🇷 요일 변경
+      date: '2025.11.25 (화)',
       startTime: '18:30',
       endTime: '19:15',
       duration: 45,
-      startStation: 'STATION A - GU.UNIV',
+      startStation: '스테이션 A - 광주대',
-      endStation: 'STATION B - CITY HALL',
+      endStation: '스테이션 B - 시청',
       status: 'RETURNED',
       isSanitized: true,
       isDried: true,
     ),
     UsageHistory(
-      date: '2025.11.23 (일)', // 🇰🇷 요일 변경
+      date: '2025.11.23 (일)',
       startTime: '14:00',
       endTime: '15:30',
       duration: 90,
-      startStation: 'STATION B - CITY HALL',
+      startStation: '스테이션 B - 시청',
-      endStation: 'STATION B - CITY HALL',
+      endStation: '스테이션 B - 시청',
       status: 'RETURNED',
       isSanitized: true,
       isDried: false,
     ),
     UsageHistory(
-      date: '2025.11.06 (목)', // 🇰🇷 요일 변경
+      date: '2025.11.06 (목)',
       startTime: '09:00',
       endTime: '09:30',
       duration: 30,
-      startStation: 'STATION A - GU.UNIV',
+      startStation: '스테이션 A - 광주대',
-      endStation: 'STATION C - PARK',
+      endStation: '스테이션 C - 시민공원',
       status: 'RETURNED',
       isSanitized: true,
       isDried: true,
     ),
     UsageHistory(
-      date: '2025.09.20 (토)', // 🇰🇷 요일 변경
+      date: '2025.09.20 (토)',
       startTime: '20:00',
       endTime: '21:00',
       duration: 60,
-      startStation: 'STATION C - PARK',
+      startStation: '스테이션 C - 시민공원',
-      endStation: 'STATION B - CITY HALL',
+      endStation: '스테이션 B - 시청',
       status: 'RETURNED',
       isSanitized: true,
       isDried: true,
@@ -109,14 +107,9 @@ class _HistoryScreenState extends State<HistoryScreen> {
       String dateStr = history.date.split(' ')[0];
       List<String> parts = dateStr.split('.');
       DateTime historyDate = DateTime(
-          int.parse(parts[0]),
+          int.parse(parts[0]), int.parse(parts[1]), int.parse(parts[2]));
-          int.parse(parts[1]),
-          int.parse(parts[2])
-      );
 
-      int difference = now
+      int difference = now.difference(historyDate).inDays;
-          .difference(historyDate)
-          .inDays;
 
       if (_selectedFilterIndex == 1) {
         return difference <= 7;
@@ -134,16 +127,16 @@ class _HistoryScreenState extends State<HistoryScreen> {
     return Scaffold(
       backgroundColor: _pageBackgroundColor,
       appBar: AppBar(
-        title: Text('나의 기록', style: TextStyle(fontWeight: FontWeight
+        title: Text('나의 기록',
-            .bold, fontSize: 18, letterSpacing: 0.5, color: _mainTextColor)),
+            style: TextStyle(
+                fontWeight: FontWeight.bold,
+                fontSize: 18,
+                letterSpacing: 0.5,
+                color: _mainTextColor)),
         backgroundColor: _pageBackgroundColor,
         scrolledUnderElevation: 0,
         elevation: 0,
         centerTitle: false,
-        actions: [
-          IconButton(icon: Icon(Icons.filter_list, color: _mainTextColor),
-              onPressed: () {}),
-        ],
       ),
       body: Column(
         children: [
@@ -151,7 +144,8 @@ class _HistoryScreenState extends State<HistoryScreen> {
           Expanded(
             child: currentList.isEmpty
                 ? Center(
-                child: Text("기록이 없습니다.", style: TextStyle(color: _subTextColor)))
+                child: Text("기록이 없습니다.",
+                    style: TextStyle(color: _subTextColor)))
                 : ListView.builder(
               padding: const EdgeInsets.all(16),
               itemCount: currentList.length,
@@ -159,7 +153,8 @@ class _HistoryScreenState extends State<HistoryScreen> {
                 final history = currentList[index];
 
                 bool showHeader = true;
-                if (index > 0 && currentList[index - 1].date == history.date) {
+                if (index > 0 &&
+                    currentList[index - 1].date == history.date) {
                   showHeader = false;
                 }
 
@@ -216,10 +211,7 @@ class _HistoryScreenState extends State<HistoryScreen> {
       child: Text(
         date,
         style: TextStyle(
-            color: _mainTextColor,
+            color: _mainTextColor, fontSize: 14, fontWeight: FontWeight.bold),
-            fontSize: 14,
-            fontWeight: FontWeight.bold
-        ),
       ),
     );
   }
@@ -230,8 +222,7 @@ class _HistoryScreenState extends State<HistoryScreen> {
       decoration: BoxDecoration(
           color: _cardBackgroundColor,
           borderRadius: BorderRadius.circular(8),
-          boxShadow: [_cleanShadow]
+          boxShadow: [_cleanShadow]),
-      ),
       child: InkWell(
         onTap: () => _showHistoryDetail(context, history),
         borderRadius: BorderRadius.circular(8),
@@ -244,20 +235,22 @@ class _HistoryScreenState extends State<HistoryScreen> {
                 children: [
                   Text(
                     '${history.startTime} - ${history.endTime}',
-                    style: TextStyle(color: _mainTextColor,
+                    style: TextStyle(
+                        color: _mainTextColor,
                         fontSize: 16,
                         fontWeight: FontWeight.bold),
                   ),
                   Container(
-                    padding: const EdgeInsets.symmetric(
+                    padding:
-                        horizontal: 8, vertical: 4),
+                    const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
                     decoration: BoxDecoration(
                       color: _mainBlueColor,
                       borderRadius: BorderRadius.circular(8),
                     ),
                     child: Text(
-                      '${history.duration}분', // 🇰🇷 min -> 분
+                      '${history.duration}분',
-                      style: const TextStyle(color: Colors.white,
+                      style: const TextStyle(
+                          color: Colors.white,
                           fontSize: 14,
                           fontWeight: FontWeight.w600),
                     ),
@@ -269,9 +262,10 @@ class _HistoryScreenState extends State<HistoryScreen> {
                 children: [
                   _buildDot(_subTextColor),
                   const SizedBox(width: 8),
-                  Expanded(child: Text(history.startStation,
+                  Expanded(
-                      style: TextStyle(color: _mainTextColor, fontSize: 13),
+                      child: Text(history.startStation,
-                      overflow: TextOverflow.ellipsis)),
+                          style: TextStyle(color: _mainTextColor, fontSize: 13),
+                          overflow: TextOverflow.ellipsis)),
                 ],
               ),
               Container(
@@ -279,40 +273,45 @@ class _HistoryScreenState extends State<HistoryScreen> {
                 height: 10,
                 decoration: BoxDecoration(
                   border: Border(
-                      left: BorderSide(color: _subTextColor.withOpacity(0.5), width: 1)),
+                      left: BorderSide(
+                          color: _subTextColor.withOpacity(0.5), width: 1)),
                 ),
               ),
               Row(
                 children: [
                   _buildDot(_mainBlueColor),
                   const SizedBox(width: 8),
-                  Expanded(child: Text(history.endStation,
+                  Expanded(
-                      style: TextStyle(color: _mainTextColor, fontSize: 13),
+                      child: Text(history.endStation,
-                      overflow: TextOverflow.ellipsis)),
+                          style: TextStyle(color: _mainTextColor, fontSize: 13),
+                          overflow: TextOverflow.ellipsis)),
                 ],
               ),
               const SizedBox(height: 12),
-              Divider(color: _subTextColor.withOpacity(0.5), thickness: 0.5,),
+              Divider(
+                color: _subTextColor.withOpacity(0.5),
+                thickness: 0.5,
+              ),
               Row(
                 mainAxisAlignment: MainAxisAlignment.spaceBetween,
                 children: [
                   Row(
                     children: [
-                      if (history.isSanitized)
+                      if (history.isSanitized) _buildDot(_mainBlueColor),
-                        _buildDot(_mainBlueColor),
+                      if (history.isSanitized) const SizedBox(width: 8),
-                      if (history.isSanitized)
-                        const SizedBox(width: 8),
                       Text(
-                        history.isSanitized ? "살균 완료" : "진행 중", // 🇰🇷 Pending -> 진행 중
+                        history.isSanitized ? "살균 완료" : "진행 중",
                         style: TextStyle(
-                            color: history.isSanitized ? _mainTextColor : _subTextColor,
+                            color: history.isSanitized
+                                ? _mainTextColor
+                                : _subTextColor,
                             fontSize: 14,
                             fontWeight: FontWeight.bold),
                       ),
                     ],
                   ),
                   Text(
-                    "상세 보기 >", // 🇰🇷 VIEW DETAILS > -> 상세 보기 >
+                    "더보기 >",
                     style: TextStyle(color: _subTextColor, fontSize: 11),
                   ),
                 ],
@@ -325,7 +324,8 @@ class _HistoryScreenState extends State<HistoryScreen> {
   }
 
   Widget _buildDot(Color color) {
-    return Container(width: 8,
+    return Container(
+        width: 8,
         height: 8,
         decoration: BoxDecoration(color: color, shape: BoxShape.circle));
   }
@@ -338,21 +338,20 @@ class _HistoryScreenState extends State<HistoryScreen> {
       isScrollControlled: true,
       builder: (context) {
         return Container(
-          height: MediaQuery
+          height: MediaQuery.of(context).size.height * 0.75,
-              .of(context)
-              .size
-              .height * 0.75,
           decoration: BoxDecoration(
               color: _cardBackgroundColor,
-              borderRadius: const BorderRadius.vertical(top: Radius.circular(12)),
+              borderRadius:
-              boxShadow: [_cleanShadow]
+              const BorderRadius.vertical(top: Radius.circular(12)),
-          ),
+              boxShadow: [_cleanShadow]),
           child: Column(
             children: [
               const SizedBox(height: 12),
-              Container(width: 40,
+              Container(
+                  width: 40,
                   height: 4,
-                  decoration: BoxDecoration(color: _subTextColor,
+                  decoration: BoxDecoration(
+                      color: _subTextColor,
                       borderRadius: BorderRadius.circular(2))),
               Expanded(
                 child: SingleChildScrollView(
@@ -360,10 +359,11 @@ class _HistoryScreenState extends State<HistoryScreen> {
                   child: Column(
                     crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
-                      Text("이용 상세 정보", style: TextStyle( // 🇰🇷 HISTORY DETAILS
+                      Text("이용 상세 정보",
-                          color: _mainTextColor,
+                          style: TextStyle(
-                          fontSize: 20,
+                              color: _mainTextColor,
-                          fontWeight: FontWeight.bold)),
+                              fontSize: 20,
+                              fontWeight: FontWeight.bold)),
                       const SizedBox(height: 8),
                       Text(
                         history.date,
@@ -372,7 +372,8 @@ class _HistoryScreenState extends State<HistoryScreen> {
                       const SizedBox(height: 30),
                       Container(
                         padding: const EdgeInsets.all(20),
-                        decoration: BoxDecoration(color: _accentContainerColor,
+                        decoration: BoxDecoration(
+                            color: _accentContainerColor,
                             borderRadius: BorderRadius.circular(8)),
                         child: Row(
                           mainAxisAlignment: MainAxisAlignment.spaceBetween,
@@ -380,38 +381,45 @@ class _HistoryScreenState extends State<HistoryScreen> {
                             Column(
                               crossAxisAlignment: CrossAxisAlignment.start,
                               children: [
-                                Text("이용 시간", style: TextStyle( // 🇰🇷 이용 시간
+                                Text("이용 시간",
-                                    color: _subTextColor, fontSize: 12)),
+                                    style: TextStyle(
+                                        color: _subTextColor, fontSize: 12)),
                                 const SizedBox(height: 4),
-                                Text("${history.duration}분", // 🇰🇷 min -> 분
+                                Text("${history.duration}분",
-                                    style: TextStyle(color: _mainTextColor,
+                                    style: TextStyle(
+                                        color: _mainTextColor,
                                         fontSize: 24,
                                         fontWeight: FontWeight.bold)),
                               ],
                             ),
                             Container(
-                                width: 1, height: 40, color: _subTextColor.withOpacity(0.5)),
+                                width: 1,
+                                height: 40,
+                                color: _subTextColor.withOpacity(0.5)),
                             Column(
                               crossAxisAlignment: CrossAxisAlignment.start,
                               children: [
-                                Text("이용 금액", style: TextStyle( // 🇰🇷 이용 금액
+                                Text("이용 금액",
-                                    color: _subTextColor, fontSize: 12)),
+                                    style: TextStyle(
+                                        color: _subTextColor, fontSize: 12)),
                                 const SizedBox(height: 4),
-                                Text("₩ $cost", style: TextStyle( // 🇰🇷 ₩ 위치 수정
+                                Text("₩ $cost",
-                                    color: _mainTextColor,
+                                    style: TextStyle(
-                                    fontSize: 24,
+                                        color: _mainTextColor,
-                                    fontWeight: FontWeight.bold)),
+                                        fontSize: 24,
+                                        fontWeight: FontWeight.bold)),
                               ],
                             ),
                           ],
                         ),
                       ),
                       const SizedBox(height: 30),
-                      Text("시간별 기록", style: TextStyle( // 🇰🇷 TIMELINE
+                      Text("시간별 기록",
-                          color: _mainTextColor,
+                          style: TextStyle(
-                          fontSize: 16,
+                              color: _mainTextColor,
-                          fontWeight: FontWeight.bold,
+                              fontSize: 16,
-                          letterSpacing: 1.0)),
+                              fontWeight: FontWeight.bold,
+                              letterSpacing: 1.0)),
                       const SizedBox(height: 20),
                       _buildTimelineItem(
                           history.startTime, "대여 시작", history.startStation,
@@ -420,26 +428,27 @@ class _HistoryScreenState extends State<HistoryScreen> {
                           history.endTime, "반납 완료", history.endStation,
                           isCompleted: true),
                       _buildTimelineItem(
-                          history.endTime, "살균 시작", "자동 살균 시스템", // 🇰🇷 Auto-Cleaning System
+                          history.endTime, "살균 시작", "자동 살균 시스템",
                           isCompleted: true),
                       _buildTimelineItem(
-                          "15분 후", "살균 완료", "다음 사용자 준비 완료", // 🇰🇷 15 min later, Ready for next user
+                          "15분 후", "살균 완료", "다음 사용자 준비 완료",
                           isLast: true, isCompleted: history.isSanitized),
                       const SizedBox(height: 30),
-                      Text("살균/건조 상태", style: TextStyle( // 🇰🇷 CONDITION
+                      Text("살균/건조 상태",
-                          color: _mainTextColor,
+                          style: TextStyle(
-                          fontSize: 16,
+                              color: _mainTextColor,
-                          fontWeight: FontWeight.bold)),
+                              fontSize: 16,
+                              fontWeight: FontWeight.bold)),
                       const SizedBox(height: 8),
                       Row(
                         children: [
-                          Expanded(child: _buildConditionCard(
+                          Expanded(
-                              "살균", history.isSanitized,
+                              child: _buildConditionCard("살균",
-                              Icons.sentiment_satisfied_alt)),
+                                  history.isSanitized, Icons.sentiment_satisfied_alt)),
                           const SizedBox(width: 12),
-                          Expanded(child: _buildConditionCard(
+                          Expanded(
-                              "건조", history.isDried,
+                              child: _buildConditionCard("건조", history.isDried,
-                              Icons.sentiment_very_satisfied)),
+                                  Icons.sentiment_very_satisfied)),
                         ],
                       ),
                     ],
@@ -455,7 +464,6 @@ class _HistoryScreenState extends State<HistoryScreen> {
 
   Widget _buildTimelineItem(String time, String title, String subtitle,
       {bool isFirst = false, bool isLast = false, bool isCompleted = false}) {
-    // 🇰🇷 15 min later -> 15분 후 로직 처리
     String displayTime = time.contains("min later") ? "15분 후" : time;
 
     return Row(
@@ -463,16 +471,18 @@ class _HistoryScreenState extends State<HistoryScreen> {
       children: [
         SizedBox(
           width: 60,
-          child: Text(
+          child: Text(displayTime,
-              displayTime, style: TextStyle(color: _mainTextColor, fontSize: 12)),
+              style: TextStyle(color: _mainTextColor, fontSize: 12)),
         ),
         Column(
           children: [
             Icon(
                 isCompleted ? Icons.check_circle : Icons.radio_button_unchecked,
-                color: isCompleted ? _mainBlueColor : _subTextColor, size: 20),
+                color: isCompleted ? _mainBlueColor : _subTextColor,
+                size: 20),
             if (!isLast)
-              Container(width: 2,
+              Container(
+                  width: 2,
                   height: 40,
                   color: isCompleted
                       ? _mainBlueColor.withOpacity(0.5)
@@ -484,10 +494,11 @@ class _HistoryScreenState extends State<HistoryScreen> {
           child: Column(
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-              Text(title, style: TextStyle(
+              Text(title,
-                  color: isCompleted ? _mainTextColor : _subTextColor,
+                  style: TextStyle(
-                  fontWeight: FontWeight.bold,
+                      color: isCompleted ? _mainTextColor : _subTextColor,
-                  fontSize: 14)),
+                      fontWeight: FontWeight.bold,
+                      fontSize: 14)),
               const SizedBox(height: 4),
               Text(subtitle,
                   style: TextStyle(color: _subTextColor, fontSize: 12)),
@@ -505,10 +516,13 @@ class _HistoryScreenState extends State<HistoryScreen> {
       width: double.infinity,
       padding: const EdgeInsets.all(16),
       decoration: BoxDecoration(
-        color: _accentContainerColor, // 내부 상세 박스 배경 (중간 그레이)
+        color: _accentContainerColor,
         boxShadow: isDone ? [_cleanShadow] : null,
         border: Border.all(
-            color: isDone ? _mainBlueColor.withOpacity(0.9) : _subTextColor.withOpacity(0.3), width: 1.0),
+            color: isDone
+                ? _mainBlueColor.withOpacity(0.9)
+                : _subTextColor.withOpacity(0.3),
+            width: 1.0),
         borderRadius: BorderRadius.circular(8),
       ),
       child: Column(
@@ -526,12 +540,11 @@ class _HistoryScreenState extends State<HistoryScreen> {
           ),
           const SizedBox(height: 4),
           Text(
-            isDone ? "완료됨" : "진행 중", // 🇰🇷 Completed/In Progress
+            isDone ? "완료됨" : "진행 중",
             style: TextStyle(
                 color: _subTextColor,
                 fontWeight: FontWeight.bold,
-                fontSize: 14
+                fontSize: 14),
-            ),
           ),
         ],
       ),

lib/home_screen_content.dart

@@ -21,8 +21,9 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
   final Color _cardBackgroundColor = Colors.white;
   final Color _accentContainerColor = const Color(0xFFF0F2F5);
   final Color _toggleOffTrackColor = const Color(0xFFE0E0E0);
-  final Color _toggleOffKnobBorderColor = const Color(0xFFB0B0B0);
+  final Color _toggleOffKnobBorderColor = const Color(0xFFE0E0E0);
-  final Color _toggleOffTextColor = const Color(0xFF909090);
+
+  int _selectedImageIndex = 0;
 
   static const BoxShadow _cleanShadow = BoxShadow(
     color: Color.fromRGBO(0, 0, 0, 0.07),
@@ -103,11 +104,7 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
       padding: const EdgeInsets.fromLTRB(12, 12, 12, 0),
       child: Row(
         children: [
-          Text('장치 개요',
+          Text('장비 상태 / 사용자 정보', style: TextStyle(fontSize: 14, fontWeight: FontWeight.bold, color: _mainTextColor)),
-              style: TextStyle(
-                  color: _mainTextColor,
-                  fontSize: 11,
-                  fontWeight: FontWeight.bold)),
           const Spacer(),
           Icon(Icons.search, color: _subTextColor, size: 20),
           const SizedBox(width: 8),
@@ -138,21 +135,19 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
             Padding(
               padding: const EdgeInsets.only(bottom: 20.0),
               child: Image.asset(
-                'assets/images/storage.png',
+                _selectedImageIndex == 0
-                width: 90,
+                    ? 'assets/images/storage.png'
+                    : 'assets/images/top.png',
+                width: 100,
               ),
             ),
             Positioned(
               bottom: 12,
               child: Row(
                 children: [
-                  _buildLedIndicator(Colors.grey.shade300),
+                  _buildSelectableIndicator(0),
-                  const SizedBox(width: 4),
+                  const SizedBox(width: 8),
-                  _buildLedIndicator(Colors.grey.shade300),
+                  _buildSelectableIndicator(1),
-                  const SizedBox(width: 4),
-                  _buildLedIndicator(Colors.grey.shade300),
-                  const SizedBox(width: 4),
-                  _buildLedIndicator(_mainTextColor),
                 ],
               ),
             )
@@ -162,13 +157,21 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
     );
   }
 
-  Widget _buildLedIndicator(Color color) {
+  Widget _buildSelectableIndicator(int index) {
-    return Container(
+    final bool isSelected = _selectedImageIndex == index;
-      width: 18,
+    return GestureDetector(
-      height: 6,
+      onTap: () {
-      decoration: BoxDecoration(
+        setState(() {
-        color: color,
+          _selectedImageIndex = index;
-        borderRadius: BorderRadius.circular(3),
+        });
+      },
+      child: Container(
+        width: 30,
+        height: 6,
+        decoration: BoxDecoration(
+          color: isSelected ? _mainTextColor : Colors.grey.shade300,
+          borderRadius: BorderRadius.circular(3),
+        ),
       ),
     );
   }
@@ -179,10 +182,10 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
       child: Column(
         mainAxisAlignment: MainAxisAlignment.spaceBetween,
         children: [
-          _buildInfoRow('이름 / \n회원번호', Icon(Icons.person, color: _mainTextColor, size: 20), 'USER', '001',
+          _buildInfoRow('ID', Icon(Icons.person, color: _mainTextColor, size: 20), 'USER', '001',
               value1Color: _mainTextColor, value2Color: _mainTextColor),
           const SizedBox(height: 8),
-          _buildInfoRow('상태', null, '잠금 해제됨', '● 활성',
+          _buildInfoRow('STATUS', null, '잠금 해제', '● 활성',
               value1Color: _mainTextColor, value2Color: _mainTextColor),
         ],
       ),
@@ -234,13 +237,13 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            Text('배터리 상태 (%)', style: TextStyle(color: _mainTextColor, fontSize: 12, fontWeight: FontWeight.bold)),
+            Text('배터리 상태 (%)', style: TextStyle(fontSize: 14, fontWeight: FontWeight.bold, color: _mainTextColor)),
-            const SizedBox(height: 16),
+            const SizedBox(height: 20),
             Row(
               children: [
                 SizedBox(
-                  width: 80,
+                  width: 70,
-                  height: 80,
+                  height: 70,
                   child: Stack(
                     alignment: Alignment.center,
                     children: [
@@ -315,7 +318,8 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            Text('', style: TextStyle(color: _mainTextColor, fontSize: 11, fontWeight: FontWeight.bold)),
+            Text('보관함 원격 제어', style: TextStyle(fontSize: 14, fontWeight: FontWeight.bold, color: _mainTextColor)),
+
             const SizedBox(height: 16),
             SizedBox(
               height: 70,
@@ -326,7 +330,7 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
                           'UV LED',
                           _controlToggles['UV LED']!,
                               (val) => setState(() => _controlToggles['UV LED'] = val))),
-                  VerticalDivider(color: _subTextColor.withOpacity(0.5), indent: 10, endIndent: 10),
+                  VerticalDivider(color: _mainBlueColor.withOpacity(0.5), indent: 10, endIndent: 10),
                   Expanded(
                       child: _buildStyledToggleSwitch(
                           'CHARGING',
@@ -367,7 +371,7 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
             height: 30,
             decoration: BoxDecoration(
               borderRadius: BorderRadius.circular(15),
-              color: value ? _mainTextColor.withOpacity(0.8) : _toggleOffTrackColor,
+              color: value ? _mainBlueColor : _toggleOffTrackColor,
             ),
             child: Stack(
               children: [
@@ -383,7 +387,9 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
                       decoration: BoxDecoration(
                         shape: BoxShape.circle,
                         color: Colors.white,
-                        border: Border.all(color: value ? _mainTextColor : _toggleOffKnobBorderColor, width: 1.5),
+                        border: Border.all(
+                            color: value ? _mainBlueColor : _toggleOffKnobBorderColor,
+                            width: 1.5),
                       ),
                     ),
                   ),
@@ -425,13 +431,13 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
             Row(
               crossAxisAlignment: CrossAxisAlignment.center,
               children: [
-                Text('환경 센서', style: TextStyle(fontSize: 14, fontWeight: FontWeight.bold, color: _mainTextColor)),
+                Text('환경 모니터링', style: TextStyle(fontSize: 14, fontWeight: FontWeight.bold, color: _mainTextColor)),
                 const Spacer(),
                 InkWell(
                   onTap: () {},
                   child: Row(
                     children: [
-                      Text('기록 보기', style: TextStyle(color: _mainTextColor, fontSize: 10)),
+                      Text('더보기', style: TextStyle(color: _mainTextColor, fontSize: 9)),
                       const SizedBox(width: 4),
                       Icon(Icons.arrow_forward_ios, size: 10, color: _subTextColor),
                     ],
@@ -501,7 +507,7 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
                   Column(
                     crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
-                      Text('현재 위치', style: TextStyle(fontSize: 13, color: _mainTextColor, fontWeight: FontWeight.bold)),
+                      Text('현위치', style: TextStyle(fontSize: 14, fontWeight: FontWeight.bold, color: _mainTextColor)),
                       const SizedBox(height: 4),
                       Text('주소: 남구 효덕로 277', style: TextStyle(fontSize: 11, color: _mainTextColor)),
                     ],
@@ -510,7 +516,7 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
                     onTap: () {},
                     child: Row(
                       children: [
-                        Text('더 보기', style: TextStyle(color: _mainTextColor, fontSize: 9)),
+                        Text('더보기', style: TextStyle(color: _mainTextColor, fontSize: 9)),
                         const SizedBox(width: 4),
                         Icon(Icons.arrow_forward_ios, size: 10, color: _subTextColor),
                       ],
@@ -561,11 +567,7 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            Text('Activity',
+            Text('최근 활동', style: TextStyle(fontSize: 14, fontWeight: FontWeight.bold, color: _mainTextColor)),
-                style: TextStyle(
-                    fontSize: 13,
-                    color: _mainTextColor,
-                    fontWeight: FontWeight.bold)),
             const SizedBox(height: 12),
             Row(
               children: [
@@ -573,9 +575,9 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
                   child: Column(
                     crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
-                      _activityText('08:15 AM - Battery fully Charged'),
+                      _activityText('08:15 AM - 배터리 충전 완료'),
                       const SizedBox(height: 8),
-                      _activityText('9:30 AM - UV LED Actived'),
+                      _activityText('9:30 AM - UV LED 활성화 됨'),
                     ],
                   ),
                 ),
@@ -584,9 +586,9 @@ class _HomeScreenContentState extends State<HomeScreenContent> {
                   child: Column(
                     crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
-                      _activityText('10:45 AM - Helmet Unlocked'),
+                      _activityText('10:45 AM - 헬멧 잠금 해제'),
                       const SizedBox(height: 8),
-                      _activityText('11:00 AM - Helmet Off'),
+                      _activityText('11:00 AM - 헬멧 착용 해제'),
                     ],
                   ),
                 ),
@@ -622,9 +624,9 @@ class _LineChartPlaceholder extends StatelessWidget {
           CustomPaint(painter: _LineChartPainter(color: lineColor), size: Size.infinite)),
       const SizedBox(height: 4),
       Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [
-        Text('24H AGO', style: TextStyle(fontSize: 8, color: subLabelColor)),
+        Text('24 시간 전', style: TextStyle(fontSize: 8, color: subLabelColor)),
-        Text('12H AGO', style: TextStyle(fontSize: 8, color: subLabelColor)),
+        Text('12시간 전', style: TextStyle(fontSize: 8, color: subLabelColor)),
-        Text('NOW', style: TextStyle(fontSize: 8, color: subLabelColor))
+        Text('현재', style: TextStyle(fontSize: 8, color: subLabelColor))
       ])
     ]);
   }

lib/rent_return_screen.dart

@@ -40,25 +40,25 @@ class RentReturnScreen extends StatelessWidget {
     final LatLng centerLocation = LatLng(35.1595, 126.8526);
     final List<StationInfo> stations = [
       StationInfo(
-          name: 'STATION A - GU.UNIV',
+          name: '스테이션 A - 광주대학교',
-          address: '277 Hyodeok-ro',
+          address: '효덕로 277',
-          status: 'ONLINE',
+          status: '온라인',
-          distance: '0.5 km away'),
+          distance: '0.5 km'),
       StationInfo(
-          name: 'STATION B - CITY HALL',
+          name: '스테이션 B - 시청',
-          address: '123 City Hall Ave',
+          address: '시청대로 123',
-          status: 'ONLINE',
+          status: '온라인',
-          distance: '1.2 km away'),
+          distance: '1.2 km'),
       StationInfo(
-          name: 'STATION C - PARK',
+          name: '스테이션 C - 공원',
-          address: '55 Park Lane',
+          address: '공원길 55',
-          status: 'OFFLINE',
+          status: '오프라인',
-          distance: '2.8 km away'),
+          distance: '2.8 km'),
       StationInfo(
-          name: 'STATION D - TECH HUB',
+          name: '스테이션 D - 테크 허브',
-          address: '88 Innovation Blvd',
+          address: '이노베이션대로 88',
-          status: 'ONLINE',
+          status: '온라인',
-          distance: '4.1 km away'),
+          distance: '4.1 km'),
     ];
 
     return Scaffold(
@@ -88,18 +88,13 @@ class RentReturnScreen extends StatelessWidget {
             ),
             backgroundColor: Colors.transparent,
             elevation: 0,
-            actions: [
-              IconButton(
-                icon: Icon(Icons.more_vert, color: _mainTextColor),
-                onPressed: () {},
-              )
-            ],
           ),
         ),
       ),
       body: SingleChildScrollView(
         child: Column(
           children: [
+
             SizedBox(
               height: 300.0,
               width: double.infinity,
@@ -110,8 +105,7 @@ class RentReturnScreen extends StatelessWidget {
                 ),
                 children: [
                   TileLayer(
-                    urlTemplate:
+                    urlTemplate: 'https://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}{r}.png',
-                    'https://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}{r}.png',
                     userAgentPackageName: 'com.example.helmet_app',
                     subdomains: const ['a', 'b', 'c', 'd'],
                     retinaMode: true,
@@ -127,6 +121,7 @@ class RentReturnScreen extends StatelessWidget {
                 ],
               ),
             ),
+
             Container(
               color: _pageBackgroundColor,
               padding: const EdgeInsets.fromLTRB(16, 20, 16, 0),
@@ -134,7 +129,7 @@ class RentReturnScreen extends StatelessWidget {
                 crossAxisAlignment: CrossAxisAlignment.start,
                 children: [
                   Text(
-                    'LIST VIEW',
+                    '목록 보기',
                     style: TextStyle(
                       color: _mainTextColor,
                       fontSize: 12,
@@ -142,6 +137,7 @@ class RentReturnScreen extends StatelessWidget {
                     ),
                   ),
                   const SizedBox(height: 10),
+
                   ListView.builder(
                     shrinkWrap: true,
                     physics: const NeverScrollableScrollPhysics(),
@@ -208,6 +204,7 @@ class RentReturnScreen extends StatelessWidget {
                 ),
               ),
               const SizedBox(width: 12),
+
               Expanded(
                 child: Column(
                   crossAxisAlignment: CrossAxisAlignment.start,
@@ -233,7 +230,9 @@ class RentReturnScreen extends StatelessWidget {
                     Text(
                       'STATUS: ${station.status}',
                       style: TextStyle(
-                        color: isOffline ? Colors.redAccent : _mainBlueColor,
+                        color: isOffline
+                            ? Colors.redAccent
+                            : _mainBlueColor,
                         fontSize: 11,
                       ),
                     ),
@@ -244,10 +243,9 @@ class RentReturnScreen extends StatelessWidget {
                   ],
                 ),
               ),
+
               ElevatedButton(
-                onPressed: isOffline
+                onPressed: isOffline ? null : () {
-                    ? null
-                    : () {
                   Navigator.push(
                     context,
                     MaterialPageRoute(
@@ -258,26 +256,25 @@ class RentReturnScreen extends StatelessWidget {
                   );
                 },
                 style: ElevatedButton.styleFrom(
-                  backgroundColor:
+                  backgroundColor: isOffline ? Colors.grey.shade400 : _mainBlueColor,
-                  isOffline ? Colors.grey.shade400 : _mainBlueColor,
                   foregroundColor: Colors.white,
                   shape: RoundedRectangleBorder(
                     borderRadius: BorderRadius.circular(5),
                   ),
-                  padding:
+                  padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
-                  const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
                   minimumSize: const Size(80, 40),
                   elevation: 0,
                 ),
-                child: const Text('SELECT',
+                child: const Text(
-                    style: TextStyle(
+                    'SELECT',
-                        fontWeight: FontWeight.w500,
+                    style: TextStyle(fontWeight: FontWeight.w500, letterSpacing: 0.8, fontSize: 14)
-                        letterSpacing: 0.8,
+                ),
-                        fontSize: 14)),
               ),
             ],
           ),
+
           const SizedBox(height: 12),
+
           Container(
             width: double.infinity,
             padding: const EdgeInsets.all(12),
@@ -292,7 +289,7 @@ class RentReturnScreen extends StatelessWidget {
                   mainAxisAlignment: MainAxisAlignment.spaceBetween,
                   children: [
                     Text(
-                      '기록',
+                      '이용 기록',
                       style: TextStyle(
                         color: _mainTextColor,
                         fontWeight: FontWeight.bold,
@@ -302,7 +299,7 @@ class RentReturnScreen extends StatelessWidget {
                     InkWell(
                       onTap: () => _showLogHistory(context, station.name),
                       child: Text(
-                        'VIEW MORE >',
+                        '더보기 >',
                         style: TextStyle(
                           color: _subTextColor,
                           fontSize: 10,
@@ -313,7 +310,7 @@ class RentReturnScreen extends StatelessWidget {
                 ),
                 const SizedBox(height: 6),
                 Text(
-                  'Available: Door Fully Closed',
+                  '이용 가능: 문 닫힘',
                   style: TextStyle(color: _subTextColor, fontSize: 11),
                 ),
                 Text(
@@ -358,35 +355,23 @@ class RentReturnScreen extends StatelessWidget {
             children: [
               const SizedBox(height: 12),
               Container(
-                width: 40,
+                width: 40, height: 4,
-                height: 4,
+                decoration: BoxDecoration(color: _subTextColor, borderRadius: BorderRadius.circular(2)),
-                decoration: BoxDecoration(
-                    color: _subTextColor,
-                    borderRadius: BorderRadius.circular(2)),
               ),
               Padding(
                 padding: const EdgeInsets.all(20.0),
-                child: Text("LOGS: $stationName",
+                child: Text("LOGS: $stationName", style: TextStyle(color: _mainTextColor, fontSize: 16, fontWeight: FontWeight.bold)),
-                    style: TextStyle(
-                        color: _mainTextColor,
-                        fontSize: 16,
-                        fontWeight: FontWeight.bold)),
               ),
               Divider(color: _subTextColor.withOpacity(0.5), height: 1),
               Expanded(
                 child: ListView(
                   padding: const EdgeInsets.all(20),
                   children: [
-                    _buildLogItem("08:58:33", "Door Fully Closed",
+                    _buildLogItem("08:58:33", "문 닫힘", Icons.door_front_door, _mainBlueColor),
-                        Icons.door_front_door, _mainBlueColor),
+                    _buildLogItem("08:58:30", "헬멧 반납 확인", Icons.check_circle_outline, _mainBlueColor),
-                    _buildLogItem("08:58:30", "Helmet Returned",
+                    _buildLogItem("08:55:12", "사용자 문 잠금 해제", Icons.lock_open, _mainTextColor),
-                        Icons.check_circle_outline, _mainBlueColor),
+                    _buildLogItem("08:30:00", "UV 살균 완료", Icons.cleaning_services, _mainBlueColor),
-                    _buildLogItem("08:55:12", "User Unlocked Door",
+                    _buildLogItem("08:00:00", "시스템 가동 중", Icons.power_settings_new, _subTextColor),
-                        Icons.lock_open, _mainTextColor),
-                    _buildLogItem("08:30:00", "UV Sanitization Complete",
-                        Icons.cleaning_services, _mainBlueColor),
-                    _buildLogItem("08:00:00", "System Boot Up",
-                        Icons.power_settings_new, _subTextColor),
                   ],
                 ),
               ),
@@ -397,8 +382,7 @@ class RentReturnScreen extends StatelessWidget {
     );
   }
 
-  Widget _buildLogItem(
+  Widget _buildLogItem(String time, String message, IconData icon, Color color) {
-      String time, String message, IconData icon, Color color) {
     return Padding(
       padding: const EdgeInsets.only(bottom: 20.0),
       child: Row(
@@ -409,14 +393,12 @@ class RentReturnScreen extends StatelessWidget {
           Column(
             children: [
               Icon(icon, color: color, size: 20),
-              Container(
+              Container(width: 2, height: 20, color: _subTextColor.withOpacity(0.5)),
-                  width: 2, height: 20, color: _subTextColor.withOpacity(0.5)),
             ],
           ),
           const SizedBox(width: 16),
           Expanded(
-            child: Text(message,
+            child: Text(message, style: TextStyle(color: _mainTextColor, fontSize: 14)),
-                style: TextStyle(color: _mainTextColor, fontSize: 14)),
           ),
         ],
       ),

lib/rental_process_screen.dart

@@ -35,12 +35,6 @@ class RentalProcessScreen extends StatelessWidget {
         ),
         backgroundColor: _cardBackgroundColor,
         elevation: 0,
-        actions: [
-          IconButton(
-            icon: const Icon(Icons.more_vert, color: _mainTextColor),
-            onPressed: () {},
-          ),
-        ],
       ),
       body: SingleChildScrollView(
         child: Padding(
@@ -50,7 +44,7 @@ class RentalProcessScreen extends StatelessWidget {
             children: [
               _buildStatusCard(context),
               const SizedBox(height: 24),
-              _buildProcessSectionTitle('헬멧 대여 순서'),
+              _buildProcessSectionTitle('헬멧 대여'),
               const SizedBox(height: 12),
               Container(
                 decoration: BoxDecoration(
@@ -66,13 +60,13 @@ class RentalProcessScreen extends StatelessWidget {
                     _buildDivider(),
                     _buildStepRow(3, '헬멧 꺼내기', Icons.outbox),
                     _buildDivider(),
-                    _buildStepRow(4, '주행 시작 !', Icons.sentiment_satisfied_alt,
+                    _buildStepRow(4, '주행 시작', Icons.sentiment_satisfied_alt,
                         showDivider: false),
                   ],
                 ),
               ),
               const SizedBox(height: 24),
-              _buildProcessSectionTitle('헬멧 반납 과정'),
+              _buildProcessSectionTitle('헬멧 반납'),
               const SizedBox(height: 12),
               Container(
                 decoration: BoxDecoration(
@@ -135,7 +129,7 @@ class RentalProcessScreen extends StatelessWidget {
                   borderRadius: BorderRadius.circular(12),
                 ),
                 child: Image.asset(
-                  'assets/images/open.png',
+                  'assets/images/top.png',
                   fit: BoxFit.contain,
                   errorBuilder: (context, error, stackTrace) => const Icon(
                       Icons.inventory_2,
@@ -149,10 +143,11 @@ class RentalProcessScreen extends StatelessWidget {
                   crossAxisAlignment: CrossAxisAlignment.start,
                   children: [
                     const Text('NOW',
-                        style: TextStyle(color: _subTextColor, fontSize: 12)),
+                        style: TextStyle(color: Colors.black, fontSize: 12)),
                     const SizedBox(height: 8),
                     SizedBox(
                       width: double.infinity,
+                      height: 68,
                       child: ElevatedButton(
                         onPressed: () {
                           ScaffoldMessenger.of(context).showSnackBar(
@@ -175,7 +170,7 @@ class RentalProcessScreen extends StatelessWidget {
                                 fontWeight: FontWeight.bold, fontSize: 16)),
                       ),
                     ),
-                    const SizedBox(height: 12),
+                    const SizedBox(height: 10),
                     Container(
                       width: double.infinity,
                       padding: const EdgeInsets.symmetric(vertical: 12),
@@ -185,7 +180,7 @@ class RentalProcessScreen extends StatelessWidget {
                       ),
                       child: const Center(
                         child: Text(
-                          'ERROR:\nLOCK FAIL',
+                          '센서 경고 : 잠금 실패',
                           style: TextStyle(
                               color: _primaryOrange,
                               fontWeight: FontWeight.bold,
@@ -271,12 +266,7 @@ class RentalProcessScreen extends StatelessWidget {
           Column(
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-              Text('SENSOR ERROR:',
+              Text('센서 오류 : 잠금 실패',
-                  style: TextStyle(
-                      color: _primaryOrange,
-                      fontWeight: FontWeight.bold,
-                      fontSize: 16)),
-              Text('LOCK FAILURE',
                   style: TextStyle(
                       color: _primaryOrange,
                       fontWeight: FontWeight.bold,
@@ -300,12 +290,12 @@ class RentalProcessScreen extends StatelessWidget {
           Row(
             mainAxisAlignment: MainAxisAlignment.spaceBetween,
             children: [
-              const Text('LOGS',
+              const Text('로그',
                   style: TextStyle(
                       color: _mainTextColor, fontWeight: FontWeight.bold)),
               InkWell(
                 onTap: () => _showLogHistory(context),
-                child: Text('VIEW MORE >',
+                child: Text('더보기 >',
                     style: TextStyle(color: _subTextColor, fontSize: 12)),
               ),
             ],
@@ -315,12 +305,12 @@ class RentalProcessScreen extends StatelessWidget {
             children: [
               const Icon(Icons.check_circle, color: _mainBlueColor, size: 16),
               const SizedBox(width: 8),
-              const Text('Available: Door Fully Closed',
+              const Text('Available: 문 닫힘',
                   style: TextStyle(color: _mainTextColor)),
             ],
           ),
           Padding(
-            padding: const EdgeInsets.only(left: 24.0, top: 4),
+            padding: const EdgeInsets.only(left: 210, top: 4),
             child: Text('(2025-11-19)/(08:58)',
                 style: TextStyle(color: _subTextColor, fontSize: 12)),
           ),
@@ -364,15 +354,15 @@ class RentalProcessScreen extends StatelessWidget {
                 child: ListView(
                   padding: const EdgeInsets.all(20),
                   children: [
-                    _buildLogItem("08:58:33", "Door Fully Closed",
+                    _buildLogItem("08:58:33", "문 열림",
                         Icons.door_front_door, _mainBlueColor),
-                    _buildLogItem("08:58:30", "Helmet Returned (Sensor A)",
+                    _buildLogItem("08:58:30", "헬멧 반납 확인(센서 A)",
                         Icons.check_circle_outline, _mainBlueColor),
-                    _buildLogItem("08:55:12", "User Unlocked Door",
+                    _buildLogItem("08:55:12", "사용자 문 잠금 해제",
                         Icons.lock_open, _mainTextColor),
-                    _buildLogItem("08:30:00", "UV Sanitization Complete",
+                    _buildLogItem("08:30:00", "UV 살균 완료",
                         Icons.cleaning_services, _mainBlueColor),
-                    _buildLogItem("08:00:00", "System Boot Up",
+                    _buildLogItem("08:00:00", "시스템 가동 중",
                         Icons.power_settings_new, _subTextColor),
                   ],
                 ),

lib/settings_screen.dart

@@ -6,7 +6,7 @@ final Color _subTextColor = const Color(0xFF6A717B);
 final Color _pageBackgroundColor = const Color(0xFFF5F7F9);
 final Color _cardBackgroundColor = Colors.white;
 final Color _accentContainerColor = const Color(0xFFF0F2F5);
-final Color _warningColor = Colors.redAccent;
+final Color _warningColor = const Color(0xFFFF3B30);
 
 const BoxShadow _cleanShadow = BoxShadow(
   color: Color.fromRGBO(0, 0, 0, 0.07),
@@ -15,7 +15,6 @@ const BoxShadow _cleanShadow = BoxShadow(
   spreadRadius: 0,
 );
 
-
 class SettingsScreen extends StatefulWidget {
   const SettingsScreen({super.key});
 
@@ -24,14 +23,495 @@ class SettingsScreen extends StatefulWidget {
 }
 
 class _SettingsScreenState extends State<SettingsScreen> {
-
   bool _isPushEnabled = true;
   bool _isRentalAlertEnabled = true;
   bool _isStorageStatusAlert = true;
-  bool _isAutoSyncEnabled = false;
+  bool _isEnvSensorAlert = true;
 
-  final String _currentAppVersion = "v1.0.0";
+  bool _isBiometricEnabled = false;
+  bool _isAutoLogoutEnabled = true;
+  bool _isLoginNotificationEnabled = true;
+  bool _isLocationEnabled = true;
 
+  final String _currentAppVersion = "v1.0.2";
+
+  void _showCommonModal(BuildContext context, String title, Widget content, {String rightButtonLabel = '닫기'}) {
+    showModalBottomSheet(
+      context: context,
+      isScrollControlled: true,
+      backgroundColor: Colors.transparent,
+      builder: (context) {
+        return Container(
+          height: MediaQuery.of(context).size.height * 0.85,
+          decoration: BoxDecoration(
+            color: _pageBackgroundColor,
+            borderRadius: const BorderRadius.vertical(top: Radius.circular(20)),
+          ),
+          child: Column(
+            children: [
+              Center(
+                child: Container(
+                  margin: const EdgeInsets.only(top: 12, bottom: 20),
+                  width: 40,
+                  height: 4,
+                  decoration: BoxDecoration(
+                    color: Colors.grey.shade300,
+                    borderRadius: BorderRadius.circular(2),
+                  ),
+                ),
+              ),
+              Padding(
+                padding: const EdgeInsets.symmetric(horizontal: 20),
+                child: Row(
+                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                  children: [
+                    Text(
+                      title,
+                      style: TextStyle(
+                        fontSize: 18,
+                        fontWeight: FontWeight.bold,
+                        color: _mainTextColor,
+                      ),
+                    ),
+                    TextButton(
+                      onPressed: () => Navigator.pop(context),
+                      child: Text(rightButtonLabel,
+                          style: TextStyle(color: _mainBlueColor, fontWeight: FontWeight.bold)),
+                    )
+                  ],
+                ),
+              ),
+              const Divider(),
+              Expanded(
+                child: content,
+              ),
+            ],
+          ),
+        );
+      },
+    );
+  }
+
+  void _showEditProfileSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '내 정보 수정',
+      ListView(
+        padding: const EdgeInsets.all(20),
+        children: [
+          _buildInputGroup('닉네임', '현재 닉네임'),
+          const SizedBox(height: 20),
+          _buildInputGroup('이메일', 'user@example.com', isReadOnly: true),
+          const SizedBox(height: 20),
+          _buildInputGroup('전화번호', '010-1234-5678'),
+        ],
+      ),
+      rightButtonLabel: '완료',
+    );
+  }
+
+  void _showPasswordChangeSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '비밀번호 변경',
+      ListView(
+        padding: const EdgeInsets.all(20),
+        children: [
+          _buildInputGroup('현재 비밀번호', '사용 중인 비밀번호 입력', isObscure: true),
+          const SizedBox(height: 20),
+          _buildInputGroup('새 비밀번호', '영문, 숫자, 특수문자 포함 8자 이상', isObscure: true),
+          const SizedBox(height: 20),
+          _buildInputGroup('새 비밀번호 확인', '비밀번호 재입력', isObscure: true),
+          const SizedBox(height: 30),
+          SizedBox(
+            width: double.infinity,
+            height: 50,
+            child: ElevatedButton(
+              onPressed: () => Navigator.pop(context),
+              style: ElevatedButton.styleFrom(
+                backgroundColor: _mainBlueColor,
+                shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
+              ),
+              child: const Text('변경하기', style: TextStyle(color: Colors.white, fontSize: 16, fontWeight: FontWeight.bold)),
+            ),
+          )
+        ],
+      ),
+    );
+  }
+
+  void _showDeviceListSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '로그인 관리',
+      ListView(
+        padding: const EdgeInsets.all(16),
+        children: [
+          _buildSectionTitle('현재 접속 중인 기기'),
+          const SizedBox(height: 10),
+          _buildDeviceItem('Galaxy S24 Ultra', '서울, 대한민국 • 지금 활동 중', true),
+          const SizedBox(height: 30),
+          _buildSectionTitle('다른 접속 기기'),
+          const SizedBox(height: 10),
+          _buildDeviceItem('iPhone 15 Pro', '부산, 대한민국 • 3시간 전', false),
+          _buildDeviceItem('Chrome (Windows)', '경기도 성남시 • 1일 전', false),
+        ],
+      ),
+    );
+  }
+
+  void _showNotificationStyleSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '알림 방식 설정',
+      ListView(
+        padding: const EdgeInsets.all(20),
+        children: [
+          _buildRadioItem('배너 + 진동', true),
+          _buildRadioItem('배너만 표시', false),
+          _buildRadioItem('진동만 울림', false),
+          _buildRadioItem('무음', false),
+        ],
+      ),
+      rightButtonLabel: '저장',
+    );
+  }
+
+  void _showClearCacheSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '캐시 데이터 관리',
+      Padding(
+        padding: const EdgeInsets.all(24.0),
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            Icon(Icons.cleaning_services_outlined, size: 60, color: _subTextColor),
+            const SizedBox(height: 20),
+            Text(
+              '저장된 캐시 데이터: 12.5 MB',
+              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold, color: _mainTextColor),
+            ),
+            const SizedBox(height: 10),
+            Text(
+              '캐시 데이터를 삭제하면 앱의 로딩 속도가 느려질 수 있지만,\n저장 공간을 확보할 수 있습니다.\n로그인 정보나 중요한 설정은 삭제되지 않습니다.',
+              textAlign: TextAlign.center,
+              style: TextStyle(color: _subTextColor, height: 1.5),
+            ),
+            const SizedBox(height: 40),
+            SizedBox(
+              width: double.infinity,
+              height: 50,
+              child: TextButton(
+                onPressed: () => Navigator.pop(context),
+                style: TextButton.styleFrom(
+                  backgroundColor: _warningColor.withOpacity(0.1),
+                  shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
+                ),
+                child: Text('모두 삭제하기', style: TextStyle(color: _warningColor, fontWeight: FontWeight.bold)),
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  void _showTermsSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '이용 약관',
+      SingleChildScrollView(
+        padding: const EdgeInsets.all(20),
+        child: Text(
+          '제 1 조 (목적)\n이 약관은 스마트 헬멧 서비스(이하 "서비스")의 이용 조건 및 절차, 이용자와 회사의 권리, 의무, 책임 사항을 규정함을 목적으로 합니다.\n\n제 2 조 (용어의 정의)\n1. "이용자"란 앱에 접속하여 본 약관에 따라 서비스를 이용하는 회원을 말합니다.\n2. "헬멧"이란 회사가 대여하는 스마트 IoT 안전모를 말합니다.\n\n(이하 생략... 더미 데이터입니다.)\n\n제 3 조 (약관의 효력)\n본 약관은 서비스를 신청한 때부터 효력이 발생합니다.',
+          style: TextStyle(color: _subTextColor, height: 1.6),
+        ),
+      ),
+    );
+  }
+
+  void _showLicenseSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '오픈소스 라이선스',
+      ListView(
+        padding: const EdgeInsets.all(16),
+        children: [
+          _buildLicenseItem('Flutter', 'Google', 'BSD-style'),
+          _buildLicenseItem('Cupertino Icons', 'Google', 'MIT'),
+          _buildLicenseItem('Kakao Maps SDK', 'Kakao Corp.', 'Apache 2.0'),
+          _buildLicenseItem('Firebase Core', 'Google', 'Apache 2.0'),
+        ],
+      ),
+    );
+  }
+
+  void _showSupportSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '고객센터',
+      ListView(
+        padding: const EdgeInsets.all(20),
+        children: [
+          Container(
+            padding: const EdgeInsets.all(20),
+            decoration: BoxDecoration(
+              color: _accentContainerColor,
+              borderRadius: BorderRadius.circular(12),
+            ),
+            child: Column(
+              children: [
+                const Text('운영 시간: 평일 09:00 ~ 18:00', style: TextStyle(fontWeight: FontWeight.bold)),
+                const SizedBox(height: 4),
+                Text('(점심시간 12:00 ~ 13:00)', style: TextStyle(color: _subTextColor, fontSize: 12)),
+              ],
+            ),
+          ),
+          const SizedBox(height: 20),
+          _buildInfoLink('전화 상담 연결', Icons.phone, value: '1588-0000'),
+          const SizedBox(height: 10),
+          _buildInfoLink('1:1 채팅 상담', Icons.chat_bubble_outline),
+          const SizedBox(height: 10),
+          _buildInfoLink('이메일 문의', Icons.email_outlined, value: 'help@smarthelmet.com'),
+        ],
+      ),
+    );
+  }
+
+  void _showFAQSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '자주 묻는 질문 (FAQ)',
+      ListView(
+        padding: const EdgeInsets.all(16),
+        children: [
+          _buildFAQItem('Q. 헬멧 대여는 어떻게 하나요?', 'A. 메인 화면의 지도에서 가까운 보관함을 찾은 후, QR코드를 스캔하여 대여할 수 있습니다.'),
+          _buildFAQItem('Q. 반납이 안 될 때는 어떻게 하나요?', 'A. 보관함의 통신 상태를 확인해 주세요. 지속적으로 실패할 경우 고객센터로 연락 바랍니다.'),
+          _buildFAQItem('Q. 결제 수단 변경은 어디서 하나요?', 'A. [마이페이지] > [결제 관리] 메뉴에서 카드 정보를 변경하실 수 있습니다.'),
+        ],
+      ),
+    );
+  }
+
+  void _showMapInfoSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '서비스 지역 안내',
+      Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            Icon(Icons.map_outlined, size: 80, color: Colors.grey.shade300),
+            const SizedBox(height: 20),
+            Text('서비스 지역 지도 표시 영역', style: TextStyle(fontSize: 16, color: _subTextColor, fontWeight: FontWeight.bold)),
+            const SizedBox(height: 8),
+            Text('현재 서울, 경기 일부 지역에서\n서비스를 이용하실 수 있습니다.', textAlign: TextAlign.center, style: TextStyle(color: _subTextColor)),
+          ],
+        ),
+      ),
+    );
+  }
+
+  void _showPushPermissionSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '알림 설정 안내',
+      Padding(
+        padding: const EdgeInsets.all(24.0),
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            const Text('알림 권한이 꺼져 있나요?', style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold)),
+            const SizedBox(height: 10),
+            Text('중요한 헬멧 안전 경고 및 반납 알림을 받으려면 기기 설정에서 알림을 허용해야 합니다.', style: TextStyle(color: _subTextColor, height: 1.5)),
+            const SizedBox(height: 30),
+            _buildInfoLink('기기 설정으로 이동', Icons.settings, onTap: () => Navigator.pop(context)),
+          ],
+        ),
+      ),
+    );
+  }
+
+  void _showCameraPermissionSheet(BuildContext context) {
+    _showCommonModal(
+      context,
+      '카메라 권한 설정',
+      Padding(
+        padding: const EdgeInsets.all(24.0),
+        child: Column(
+          children: [
+            Container(
+              padding: const EdgeInsets.all(20),
+              decoration: BoxDecoration(
+                color: _accentContainerColor,
+                shape: BoxShape.circle,
+              ),
+              child: Icon(Icons.camera_alt, size: 40, color: _mainBlueColor),
+            ),
+            const SizedBox(height: 24),
+            const Text(
+              '카메라 권한이 필요합니다',
+              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+            ),
+            const SizedBox(height: 12),
+            Text(
+              '헬멧 대여 및 반납 시 QR코드를 스캔하기 위해\n카메라 접근 권한이 반드시 필요합니다.\n권한을 거부하면 서비스를 이용할 수 없습니다.',
+              textAlign: TextAlign.center,
+              style: TextStyle(color: _subTextColor, height: 1.5),
+            ),
+            const SizedBox(height: 32),
+            Container(
+              padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
+              decoration: BoxDecoration(
+                color: Colors.white,
+                borderRadius: BorderRadius.circular(8),
+                border: Border.all(color: Colors.grey.shade200),
+              ),
+              child: Row(
+                mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                children: [
+                  const Text('현재 상태', style: TextStyle(fontWeight: FontWeight.bold)),
+                  Text('허용됨', style: TextStyle(color: _mainBlueColor, fontWeight: FontWeight.bold)),
+                ],
+              ),
+            ),
+            const Spacer(),
+            SizedBox(
+              width: double.infinity,
+              height: 50,
+              child: ElevatedButton(
+                onPressed: () {
+                  Navigator.pop(context);
+                },
+                style: ElevatedButton.styleFrom(
+                  backgroundColor: _mainTextColor,
+                  shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
+                ),
+                child: const Text('기기 설정에서 변경하기', style: TextStyle(color: Colors.white, fontWeight: FontWeight.bold)),
+              ),
+            ),
+            const SizedBox(height: 20),
+          ],
+        ),
+      ),
+    );
+  }
+
+  Widget _buildDeviceItem(String name, String info, bool isCurrent) {
+    return Container(
+      margin: const EdgeInsets.only(bottom: 12),
+      padding: const EdgeInsets.all(16),
+      decoration: BoxDecoration(
+        color: Colors.white,
+        borderRadius: BorderRadius.circular(12),
+        border: Border.all(color: isCurrent ? _mainBlueColor : Colors.transparent, width: 1.5),
+        boxShadow: [_cleanShadow],
+      ),
+      child: Row(
+        children: [
+          Icon(isCurrent ? Icons.phone_android : Icons.devices_other, color: isCurrent ? _mainBlueColor : _subTextColor),
+          const SizedBox(width: 16),
+          Expanded(
+            child: Column(
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                Text(name, style: TextStyle(fontWeight: FontWeight.bold, color: _mainTextColor)),
+                const SizedBox(height: 4),
+                Text(info, style: TextStyle(fontSize: 12, color: _subTextColor)),
+              ],
+            ),
+          ),
+          if (!isCurrent)
+            TextButton(
+              onPressed: () {},
+              child: Text('로그아웃', style: TextStyle(color: _warningColor, fontSize: 12)),
+            ),
+          if (isCurrent)
+            Text('현재 기기', style: TextStyle(color: _mainBlueColor, fontSize: 12, fontWeight: FontWeight.bold)),
+        ],
+      ),
+    );
+  }
+
+  Widget _buildRadioItem(String title, bool isSelected) {
+    return Container(
+      margin: const EdgeInsets.only(bottom: 8),
+      decoration: BoxDecoration(
+        color: Colors.white,
+        borderRadius: BorderRadius.circular(10),
+      ),
+      child: ListTile(
+        title: Text(title, style: TextStyle(color: _mainTextColor, fontSize: 15)),
+        trailing: isSelected ? Icon(Icons.check_circle, color: _mainBlueColor) : Icon(Icons.circle_outlined, color: Colors.grey.shade300),
+        onTap: () {},
+      ),
+    );
+  }
+
+  Widget _buildLicenseItem(String libName, String author, String licenseType) {
+    return Container(
+      margin: const EdgeInsets.only(bottom: 8),
+      child: ExpansionTile(
+        title: Text(libName, style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 15)),
+        subtitle: Text('$author • $licenseType'),
+        children: [
+          Padding(
+            padding: const EdgeInsets.all(16.0),
+            child: Text(
+              'Permission is hereby granted, free of charge, to any person obtaining a copy of this software...',
+              style: TextStyle(color: _subTextColor, fontSize: 12),
+            ),
+          )
+        ],
+      ),
+    );
+  }
+
+  Widget _buildFAQItem(String question, String answer) {
+    return Card(
+      elevation: 0,
+      color: Colors.white,
+      margin: const EdgeInsets.only(bottom: 10),
+      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12), side: BorderSide(color: _accentContainerColor)),
+      child: ExpansionTile(
+        title: Text(question, style: TextStyle(fontSize: 14, fontWeight: FontWeight.w600, color: _mainTextColor)),
+        children: [
+          Container(
+            width: double.infinity,
+            padding: const EdgeInsets.all(16),
+            color: _accentContainerColor.withOpacity(0.5),
+            child: Text(answer, style: TextStyle(color: _subTextColor, fontSize: 13, height: 1.5)),
+          )
+        ],
+      ),
+    );
+  }
+
+  Widget _buildInputGroup(String label, String placeholder, {bool isReadOnly = false, bool isObscure = false}) {
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        Text(label, style: TextStyle(color: _subTextColor, fontSize: 13, fontWeight: FontWeight.w600)),
+        const SizedBox(height: 8),
+        TextField(
+          readOnly: isReadOnly,
+          obscureText: isObscure,
+          decoration: InputDecoration(
+            hintText: placeholder,
+            hintStyle: TextStyle(color: _subTextColor.withOpacity(0.5)),
+            filled: true,
+            fillColor: isReadOnly ? _accentContainerColor : Colors.white,
+            border: OutlineInputBorder(
+              borderRadius: BorderRadius.circular(8),
+              borderSide: BorderSide.none,
+            ),
+            contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
+          ),
+        ),
+      ],
+    );
+  }
 
   @override
   Widget build(BuildContext context) {
@@ -41,19 +521,15 @@ class _SettingsScreenState extends State<SettingsScreen> {
         scrolledUnderElevation: 0,
         title: Text(
           '설정',
-          style: TextStyle(
+          style: TextStyle(fontWeight: FontWeight.w700, fontSize: 16, color: _mainTextColor),
-            fontWeight: FontWeight.w700,
-            fontSize: 16,
-            color: _mainTextColor,
-          ),
         ),
         backgroundColor: _pageBackgroundColor,
         elevation: 0,
         centerTitle: false,
         actions: [
           IconButton(
-            icon: Icon(Icons.more_vert, color: _mainTextColor),
+            icon: Icon(Icons.close, color: _mainTextColor),
-            onPressed: () {},
+            onPressed: () => Navigator.pop(context),
           ),
         ],
       ),
@@ -63,21 +539,157 @@ class _SettingsScreenState extends State<SettingsScreen> {
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
             _buildSectionTitle('계정 및 보안'),
-            const SizedBox(height: 12),
+            const SizedBox(height: 8),
-            _buildAccountSecurityCard(),
+            _buildCardWrapper(
+              child: Column(
+                children: [
+                  _buildInfoLink('내 정보 수정', Icons.person_outline, onTap: () => _showEditProfileSheet(context)),
+                  _buildDivider(16),
+                  _buildInfoLink('비밀번호 변경', Icons.lock_outline, onTap: () => _showPasswordChangeSheet(context)),
+                  _buildDivider(16),
+                  _buildInfoLink('로그인 관리 / 기기 목록', Icons.devices, onTap: () => _showDeviceListSheet(context)),
+                  _buildDivider(0),
+                  _buildToggleItem(
+                    '생체 인증 사용',
+                    '앱 잠금 해제 및 인증',
+                    _isBiometricEnabled,
+                        (val) => setState(() => _isBiometricEnabled = val),
+                    showDivider: true,
+                  ),
+                  _buildToggleItem(
+                    '이상 감지 시 자동 로그아웃',
+                    '보안 위험 감지 시 즉시 로그아웃',
+                    _isAutoLogoutEnabled,
+                        (val) => setState(() => _isAutoLogoutEnabled = val),
+                    showDivider: true,
+                  ),
+                  _buildToggleItem(
+                    '새 기기 로그인 알림',
+                    '이메일로 알림 발송',
+                    _isLoginNotificationEnabled,
+                        (val) => setState(() => _isLoginNotificationEnabled = val),
+                    showDivider: false,
+                  ),
+                ],
+              ),
+            ),
 
             const SizedBox(height: 24),
             _buildSectionTitle('알림 설정'),
-            const SizedBox(height: 12),
+            const SizedBox(height: 8),
-            _buildNotificationCard(),
+            _buildCardWrapper(
+              child: Column(
+                children: [
+                  _buildToggleItem(
+                    '알림 전체 수신',
+                    '모든 푸시 알림을 켜고 끕니다.',
+                    _isPushEnabled,
+                        (val) => setState(() => _isPushEnabled = val),
+                    showDivider: true,
+                  ),
+                  if (_isPushEnabled) ...[
+                    _buildToggleItem(
+                      '대여/반납 알림',
+                      '시작, 종료, 반납 실패',
+                      _isRentalAlertEnabled,
+                          (val) => setState(() => _isRentalAlertEnabled = val),
+                      showDivider: true,
+                    ),
+                    _buildToggleItem(
+                      '보관함 상태 알림',
+                      '살균/건조 완료, 시스템 오류',
+                      _isStorageStatusAlert,
+                          (val) => setState(() => _isStorageStatusAlert = val),
+                      showDivider: true,
+                    ),
+                    _buildToggleItem(
+                      '환경 센서 경고',
+                      '비정상 온도, 배터리 부족, 통신 장애',
+                      _isEnvSensorAlert,
+                          (val) => setState(() => _isEnvSensorAlert = val),
+                      showDivider: true,
+                    ),
+                    _buildDivider(16),
+                    _buildInfoLink('알림 방식', Icons.notifications_active_outlined, value: '배너 + 진동', onTap: () => _showNotificationStyleSheet(context)),
+                  ],
+                ],
+              ),
+            ),
+
+            const SizedBox(height: 24),
+            _buildSectionTitle('데이터 및 캐시'),
+            const SizedBox(height: 8),
+            _buildCardWrapper(
+              child: Column(
+                children: [
+                  _buildInfoLink('캐시 데이터 삭제', Icons.cleaning_services_outlined, value: '12.5 MB', onTap: () => _showClearCacheSheet(context)),
+                ],
+              ),
+            ),
+
+            const SizedBox(height: 24),
+            _buildSectionTitle('위치 및 권한'),
+            const SizedBox(height: 8),
+            _buildCardWrapper(
+              child: Column(
+                children: [
+                  _buildToggleItem(
+                    '위치 서비스 사용',
+                    '내 주변 보관함 찾기',
+                    _isLocationEnabled,
+                        (val) => setState(() => _isLocationEnabled = val),
+                    showDivider: true,
+                  ),
+                  _buildInfoLink('카메라 권한', Icons.camera_alt_outlined, value: '허용됨', onTap: () => _showCameraPermissionSheet(context)),
+                  _buildDivider(16),
+                  _buildInfoLink('푸시 권한 설정 안내', Icons.settings_applications_outlined, onTap: () => _showPushPermissionSheet(context)),
+                ],
+              ),
+            ),
 
             const SizedBox(height: 24),
             _buildSectionTitle('앱 정보'),
-            const SizedBox(height: 12),
+            const SizedBox(height: 8),
-            _buildAppInfoCard(),
+            _buildCardWrapper(
+              child: Column(
+                children: [
+                  _buildInfoLink('버전 정보', null, value: _currentAppVersion, showArrow: false),
+                  _buildDivider(16),
+                  _buildInfoLink('이용 약관 및 개인정보 처리방침', Icons.article_outlined, onTap: () => _showTermsSheet(context)),
+                  _buildDivider(16),
+                  _buildInfoLink('오픈소스 라이선스', Icons.code, onTap: () => _showLicenseSheet(context)),
+                  _buildDivider(16),
+                  _buildInfoLink('고객센터 / 1:1 문의', Icons.headset_mic_outlined, onTap: () => _showSupportSheet(context)),
+                  _buildDivider(16),
+                  _buildInfoLink('FAQ', Icons.help_outline, onTap: () => _showFAQSheet(context)),
+                  _buildDivider(16),
+                  _buildInfoLink('서비스 지역 지도 보기', Icons.map_outlined, onTap: () => _showMapInfoSheet(context)),
+                ],
+              ),
+            ),
 
             const SizedBox(height: 40),
-            _buildWithdrawalButton(),
+            Center(
+              child: TextButton(
+                onPressed: () {},
+                child: Text(
+                  '회원 탈퇴 신청',
+                  style: TextStyle(
+                    color: _warningColor,
+                    fontWeight: FontWeight.bold,
+                    fontSize: 14,
+                  ),
+                ),
+              ),
+            ),
+            const SizedBox(height: 20),
+            Center(
+              child: Text(
+                'Smart Helmet App © 2025',
+                style: TextStyle(color: _subTextColor.withOpacity(0.5), fontSize: 12),
+              ),
+            ),
+            const SizedBox(height: 40),
           ],
         ),
       ),
@@ -86,14 +698,10 @@ class _SettingsScreenState extends State<SettingsScreen> {
 
   Widget _buildSectionTitle(String title) {
     return Padding(
-      padding: const EdgeInsets.only(bottom: 8.0),
+      padding: const EdgeInsets.only(left: 4.0),
       child: Text(
         title,
-        style: TextStyle(
+        style: TextStyle(color: _subTextColor, fontSize: 13, fontWeight: FontWeight.w600),
-          color: _mainTextColor,
-          fontSize: 15,
-          fontWeight: FontWeight.bold,
-        ),
       ),
     );
   }
@@ -102,79 +710,19 @@ class _SettingsScreenState extends State<SettingsScreen> {
     return Container(
       decoration: BoxDecoration(
         color: _cardBackgroundColor,
-        borderRadius: BorderRadius.circular(8),
+        borderRadius: BorderRadius.circular(10),
         boxShadow: [_cleanShadow],
       ),
-      child: child,
+      child: ClipRRect(
-    );
+        borderRadius: BorderRadius.circular(10),
-  }
+        child: child,
-
-  Widget _buildNotificationCard() {
-    return _buildCardWrapper(
-      child: Column(
-        children: [
-          _buildToggleItem(
-            '알림 전체 수신',
-            '모든 알림을 켜고 끕니다.',
-            _isPushEnabled,
-                (val) => setState(() => _isPushEnabled = val),
-            showDivider: true,
-          ),
-          _buildToggleItem(
-            '대여/반납 알림',
-            '대여 시작/종료, 반납 실패 알림',
-            _isRentalAlertEnabled,
-                (val) => setState(() => _isRentalAlertEnabled = val),
-            showDivider: true,
-          ),
-          _buildToggleItem(
-            '보관함 상태 알림',
-            '살균 완료, 시스템 오류 등 상태 알림',
-            _isStorageStatusAlert,
-                (val) => setState(() => _isStorageStatusAlert = val),
-            showDivider: true,
-          ),
-          _buildInfoLink('알림 시간대 설정', Icons.schedule_outlined),
-          _buildDivider(16),
-          _buildInfoLink('글자 크기 조정', Icons.format_size),
-        ],
       ),
     );
   }
 
-  Widget _buildAccountSecurityCard() {
+  Widget _buildToggleItem(
-    return _buildCardWrapper(
+      String title, String subtitle, bool value, ValueChanged<bool> onChanged,
-      child: Column(
+      {required bool showDivider}) {
-        children: [
-          _buildInfoLink('내 정보 수정', Icons.person_outline),
-          _buildDivider(16),
-          _buildInfoLink('비밀번호 변경', Icons.lock_outline),
-          _buildDivider(16),
-          _buildInfoLink('캐시 데이터 삭제', Icons.cleaning_services_outlined),
-        ],
-      ),
-    );
-  }
-
-  Widget _buildAppInfoCard() {
-    return _buildCardWrapper(
-      child: Column(
-        children: [
-          _buildInfoLink('버전 정보', null, value: _currentAppVersion),
-          _buildDivider(16),
-          _buildInfoLink('이용 약관 및 정책', Icons.gavel),
-          _buildDivider(16),
-          _buildInfoLink('고객센터 및 FAQ', Icons.headset_mic_outlined),
-          _buildDivider(16),
-          _buildInfoLink('위치 권한 설정', Icons.location_on_outlined),
-          _buildDivider(16),
-          _buildInfoLink('서비스 지역 지도 보기', Icons.map_outlined),
-        ],
-      ),
-    );
-  }
-
-  Widget _buildToggleItem(String title, String subtitle, bool value, ValueChanged<bool> onChanged, {required bool showDivider}) {
     return Column(
       children: [
         Padding(
@@ -186,46 +734,37 @@ class _SettingsScreenState extends State<SettingsScreen> {
                 child: Column(
                   crossAxisAlignment: CrossAxisAlignment.start,
                   children: [
-                    Text(
+                    Text(title, style: TextStyle(color: _mainTextColor, fontSize: 14, fontWeight: FontWeight.w500)),
-                      title,
+                    const SizedBox(height: 2),
-                      style: TextStyle(
+                    Text(subtitle, style: TextStyle(color: _subTextColor, fontSize: 11)),
-                        color: _mainTextColor,
-                        fontSize: 14,
-                        fontWeight: FontWeight.bold,
-                      ),
-                    ),
-                    const SizedBox(height: 4),
-                    Text(
-                      subtitle,
-                      style: TextStyle(
-                        color: _subTextColor,
-                        fontSize: 12,
-                      ),
-                    ),
                   ],
                 ),
               ),
-              Switch(
+              Transform.scale(
-                value: value,
+                scale: 0.8,
-                onChanged: onChanged,
+                child: Switch(
-                activeColor: _mainBlueColor,
+                  value: value,
-                inactiveThumbColor: _accentContainerColor,
+                  onChanged: onChanged,
-                inactiveTrackColor: Colors.grey.shade400,
+                  activeColor: _cardBackgroundColor,
+                  activeTrackColor: _mainBlueColor,
+                  inactiveThumbColor: Colors.white,
+                  inactiveTrackColor: _accentContainerColor,
+                  trackOutlineColor: MaterialStateProperty.resolveWith((states) => Colors.transparent),
+                ),
               ),
             ],
           ),
         ),
-        if (showDivider)
+        if (showDivider) _buildDivider(16),
-          _buildDivider(0),
       ],
     );
   }
 
-  Widget _buildInfoLink(String title, IconData? icon, {String? value}) {
+  Widget _buildInfoLink(String title, IconData? icon, {String? value, VoidCallback? onTap, bool showArrow = true}) {
     return InkWell(
-      onTap: () { /* Navigation logic */ },
+      onTap: onTap ?? () {},
       child: Padding(
-        padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 12.0),
+        padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 14.0),
         child: Row(
           children: [
             if (icon != null) ...[
@@ -233,18 +772,14 @@ class _SettingsScreenState extends State<SettingsScreen> {
               const SizedBox(width: 12),
             ],
             Expanded(
-              child: Text(
+              child: Text(title, style: TextStyle(color: _mainTextColor, fontSize: 14, fontWeight: FontWeight.w500)),
-                title,
-                style: TextStyle(color: _mainTextColor, fontSize: 14),
-              ),
             ),
             if (value != null)
-              Text(
+              Text(value, style: TextStyle(color: _subTextColor, fontSize: 13)),
-                value,
+            if (showArrow) ...[
-                style: TextStyle(color: _subTextColor, fontSize: 14),
+              const SizedBox(width: 8),
-              )
+              Icon(Icons.arrow_forward_ios, color: _subTextColor.withOpacity(0.5), size: 14),
-            else
+            ],
-              Icon(Icons.arrow_forward_ios, color: _subTextColor, size: 16),
           ],
         ),
       ),
@@ -252,18 +787,12 @@ class _SettingsScreenState extends State<SettingsScreen> {
   }
 
   Widget _buildDivider(double indent) {
-    return Divider(color: _subTextColor.withOpacity(0.4), height: 1, thickness: 0.5, indent: indent, endIndent: 16);
+    return Divider(
-  }
+      color: _accentContainerColor,
-
+      height: 1,
-  Widget _buildWithdrawalButton() {
+      thickness: 1,
-    return Center(
+      indent: indent,
-      child: TextButton(
+      endIndent: 0,
-        onPressed: () {},
-        child: Text(
-          '회원 탈퇴 신청',
-          style: TextStyle(color: _warningColor, fontWeight: FontWeight.bold),
-        ),
-      ),
     );
   }
 }

lib/widgets/custom_header.dart

@@ -4,12 +4,10 @@ final Color _mainBlueColor = const Color(0xFF0033CC);
 final Color _mainTextColor = const Color(0xFF1C1C1E);
 final Color _subTextColor = const Color(0xFF6A717B);
 final Color _pageBackgroundColor = const Color(0xFFF5F7F9);
-final Color _cardBackgroundColor = const Color(0xFFF0F2F5);
+
 class CustomHeader extends StatelessWidget {
   const CustomHeader({super.key});
 
-  static const double _uniformGap = 16.0;
-
   @override
   Widget build(BuildContext context) {
     return Container(
@@ -21,28 +19,35 @@ class CustomHeader extends StatelessWidget {
             color: Color.fromRGBO(0, 0, 0, 0.07),
             offset: Offset(0, 4),
             blurRadius: 6,
-            spreadRadius: 0,
           ),
         ],
       ),
-      padding: const EdgeInsets.symmetric(horizontal: _uniformGap),
+      padding: const EdgeInsets.symmetric(horizontal: 16),
       child: Row(
         mainAxisAlignment: MainAxisAlignment.spaceBetween,
-        crossAxisAlignment: CrossAxisAlignment.center,
         children: [
-          Row(children: [
+          Row(
-            Icon(Icons.settings_input_component, color: Colors.black),
+            children: [
-            const SizedBox(width: 10),
+              Container(
-            Text(
+                width: 18,
-              '스마트 헬멧',
+                height: 18,
-              style: TextStyle(
+                decoration: BoxDecoration(
-                fontSize: 18,
+                  color: _mainBlueColor,
-                fontWeight: FontWeight.w500,
+                  shape: BoxShape.circle,
-                color: _mainTextColor,
+                ),
-                letterSpacing: 0.5,
               ),
-            )
+              const SizedBox(width: 10),
-          ]),
+              Text(
+                '스마트 헬멧 보관함',
+                style: TextStyle(
+                  fontSize: 18,
+                  fontWeight: FontWeight.w500,
+                  color: _mainTextColor,
+                  letterSpacing: 0.5,
+                ),
+              ),
+            ],
+          ),
           Text(
             '2025/09/26 - 10:44 AM',
             style: TextStyle(color: _subTextColor, fontSize: 11),
@@ -52,3 +57,47 @@ class CustomHeader extends StatelessWidget {
     );
   }
 }
+
+void main() {
+  runApp(const MaterialApp(home: ScrollableHeaderPage()));
+}
+
+class ScrollableHeaderPage extends StatelessWidget {
+  const ScrollableHeaderPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: _pageBackgroundColor,
+      body: SingleChildScrollView(
+        child: Column(
+          children: [
+            const CustomHeader(),
+            for (int i = 0; i < 20; i++)
+              Container(
+                margin: const EdgeInsets.symmetric(vertical: 8, horizontal: 16),
+                height: 100,
+                decoration: BoxDecoration(
+                  color: Colors.white,
+                  borderRadius: BorderRadius.circular(8),
+                  boxShadow: const [
+                    BoxShadow(
+                      color: Color.fromRGBO(0, 0, 0, 0.05),
+                      blurRadius: 4,
+                      offset: Offset(0, 2),
+                    ),
+                  ],
+                ),
+                child: Center(
+                  child: Text(
+                    '컨텐츠 카드 ${i + 1}',
+                    style: TextStyle(fontSize: 16, color: _mainTextColor),
+                  ),
+                ),
+              ),
+          ],
+        ),
+      ),
+    );
+  }
+}