diff --git a/lib/api/guangya_api.dart b/lib/api/guangya_api.dart
index 281407d..981d925 100644
--- a/lib/api/guangya_api.dart
+++ b/lib/api/guangya_api.dart
@@ -1,12 +1,13 @@
 import 'dart:convert';
-import 'dart:io';
 import 'dart:math';
+import 'dart:io';
 
 import 'package:crypto/crypto.dart';
 import 'package:dio/dio.dart';
 
 import '../core/http/dio_client.dart';
 import '../core/http/http.dart';
+import '../core/logging/app_logger.dart';
 import '../core/http/http_error.dart';
 import '../core/config/app_config.dart';
 
@@ -153,7 +154,36 @@ class GuangyaAPI {
   }
 
   Future<Map<String, dynamic>> userInfo() async {
-    return Http.accountRequest('/v1/user/me', body: null, authenticated: true);
+    // The current account gateway exposes this REST resource as GET. Older
+    // deployments accepted POST, so retain it as a compatibility fallback.
+    try {
+      return await Http.accountRequest(
+        '/v1/user/me',
+        method: 'GET',
+        body: null,
+        authenticated: true,
+      );
+    } on DioException catch (error) {
+      final status = error.response?.statusCode;
+      if (status != 404 && status != 405 && status != 501) rethrow;
+      AppLogger.warning('Auth', '账户资料 GET 接口不可用（$status），正在尝试兼容请求');
+      return Http.accountRequest(
+        '/v1/user/me',
+        body: null,
+        authenticated: true,
+      );
+    }
+  }
+
+  /// 云盘总容量、已用容量、会员与直链流量信息。
+  Future<Map<String, dynamic>> cloudAssets() async {
+    final response = await Http.apiRequest('/assets/v1/get_assets');
+    final data = response['data'];
+    return data is Map<String, dynamic>
+        ? data
+        : data is Map
+        ? Map<String, dynamic>.from(data)
+        : const {};
   }
 
   // ── Cloud downloads ────────────────────────────────────────────────
diff --git a/lib/core/http/http.dart b/lib/core/http/http.dart
index 4032832..64d190b 100644
--- a/lib/core/http/http.dart
+++ b/lib/core/http/http.dart
@@ -1,4 +1,5 @@
-import 'dart:developer';
+import 'dart:io';
+import 'dart:math';
 
 import 'package:dio/dio.dart';
 
@@ -28,10 +29,6 @@ class Http {
       headers: headers,
     );
 
-    final stopwatch = Stopwatch()..start();
-    final endpoint = useAccountDio ? 'account' : 'api';
-    log('[HTTP:$endpoint] -> $method $path');
-
     try {
       final res = await client.request(
         path,
@@ -40,23 +37,10 @@ class Http {
         cancelToken: cancelToken,
         options: mergedOptions,
       );
-      stopwatch.stop();
-
-      log(
-        '[HTTP:$endpoint] <- $method $path status=${res.statusCode} '
-        'elapsed=${stopwatch.elapsedMilliseconds}ms',
-      );
-
       return res.data as T;
     } on DioException catch (e) {
-      stopwatch.stop();
-      final status = e.response?.statusCode;
-      log(
-        '[HTTP:$endpoint] !! $method $path status=${status ?? '-'} '
-        'type=${e.type.name} elapsed=${stopwatch.elapsedMilliseconds}ms',
-      );
-
       // 将业务错误信息包装为 ApiException
+      final status = e.response?.statusCode;
       final errorMsg = e.error is String ? (e.error as String) : '';
       if (errorMsg.isNotEmpty) {
         throw ApiException(status: status, message: errorMsg);
@@ -64,10 +48,6 @@ class Http {
 
       rethrow;
     } catch (e) {
-      stopwatch.stop();
-      log(
-        '[HTTP:$endpoint] !! $method $path elapsed=${stopwatch.elapsedMilliseconds}ms',
-      );
       rethrow;
     }
   }
@@ -121,6 +101,7 @@ class Http {
     bool authenticated = false,
   }) async {
     final headers = <String, dynamic>{
+      ..._accountHeaders(),
       'did': _getDeviceID(),
       'dt': '4',
       ...?extraHeaders,
@@ -163,9 +144,7 @@ class Http {
   static void _checkTokenExpiry() {
     final expiresAt = StorageManager.get<int>(StorageKeys.tokenExpiresAt);
     if (expiresAt == null) return;
-    if (DateTime.now().millisecondsSinceEpoch > expiresAt) {
-      log('[HTTP] token expired, will refresh on next 401');
-    }
+    if (DateTime.now().millisecondsSinceEpoch > expiresAt) {}
   }
 
   static String _getDeviceID() {
@@ -173,6 +152,42 @@ class Http {
         'flutter-${DateTime.now().millisecondsSinceEpoch}';
   }
 
+  /// 账号网关会校验网页客户端的设备标识；与源客户端保持一致。
+  static Map<String, String> _accountHeaders() {
+    final deviceID = _getDeviceID();
+    return {
+      'x-client-id': 'aMe-8VSlkrbQXpUR',
+      'x-client-version': '0.0.1',
+      'x-device-id': deviceID,
+      'x-device-model': 'chrome%2F150.0.0.0',
+      'x-device-name': 'PC-Chrome',
+      'x-device-sign': 'wdi10.$deviceID${_randomHex(16)}',
+      'x-net-work-type': 'NONE',
+      'x-os-version': _webPlatformName(),
+      'x-platform-version': '1',
+      'x-protocol-version': '301',
+      'x-provider-name': 'NONE',
+      'x-sdk-version': '9.0.2',
+    };
+  }
+
+  static String _webPlatformName() {
+    if (Platform.isMacOS) return 'MacIntel';
+    if (Platform.isWindows) return 'Win32';
+    if (Platform.isLinux) return 'Linux x86_64';
+    if (Platform.isIOS) return 'iPhone';
+    if (Platform.isAndroid) return 'Linux armv8l';
+    return Platform.operatingSystem;
+  }
+
+  static String _randomHex(int bytes) {
+    final random = Random.secure();
+    return List.generate(
+      bytes,
+      (_) => random.nextInt(256).toRadixString(16).padLeft(2, '0'),
+    ).join();
+  }
+
   // ── Helpers ─────────────────────────────────────────────────────
 
   static String _generateTraceparent() {
diff --git a/lib/core/http/interceptors/app_log_interceptor.dart b/lib/core/http/interceptors/app_log_interceptor.dart
index a08788e..2d307a0 100644
--- a/lib/core/http/interceptors/app_log_interceptor.dart
+++ b/lib/core/http/interceptors/app_log_interceptor.dart
@@ -1,34 +1,52 @@
 import 'package:dio/dio.dart';
 
+import '../http_error.dart';
 import '../../logging/app_logger.dart';
 
 class AppLogInterceptor extends Interceptor {
   @override
   void onRequest(RequestOptions options, RequestInterceptorHandler handler) {
-    AppLogger.debug(
-      'HTTP',
-      '→ ${options.method} ${options.uri.path}${options.uri.hasQuery ? '?${options.uri.query}' : ''}',
-    );
     handler.next(options);
   }
 
   @override
   void onResponse(Response response, ResponseInterceptorHandler handler) {
-    AppLogger.debug(
-      'HTTP',
-      '← ${response.statusCode ?? 0} ${response.requestOptions.method} ${response.requestOptions.uri.path}',
-    );
     handler.next(response);
   }
 
   @override
   void onError(DioException err, ErrorInterceptorHandler handler) {
+    final status = err.response?.statusCode;
+    final serverMessage = err.response?.data is Map
+        ? extractHttpMessage(err.response?.data)
+        : null;
+    final detail = serverMessage?.trim().isNotEmpty == true
+        ? serverMessage!
+        : (err.error?.toString().trim().isNotEmpty == true
+              ? err.error.toString()
+              : err.type.name);
     AppLogger.error(
       'HTTP',
-      '${err.requestOptions.method} ${err.requestOptions.uri.path} 失败',
-      error: err.message,
-      stackTrace: err.stackTrace,
+      '${_actionName(err.requestOptions.path)}失败（状态码 ${status ?? '-'}，原因：$detail）',
     );
     handler.next(err);
   }
+
+  static String _actionName(String path) {
+    if (path.contains('/v1/user/me')) return '获取账户资料';
+    if (path.contains('/assets/v1/get_assets')) return '获取云盘空间信息';
+    if (path.contains('/search_files')) return '搜索云盘文件';
+    if (path.contains('/get_file_list')) return '读取文件列表';
+    if (path.contains('/get_file_detail')) return '读取文件详情';
+    if (path.contains('/create_dir')) return '新建文件夹';
+    if (path.contains('/move_file')) return '移动文件';
+    if (path.contains('/copy_file')) return '复制文件';
+    if (path.contains('/rename')) return '重命名文件';
+    if (path.contains('/recycle_file')) return '移入回收站';
+    if (path.contains('/delete_file')) return '删除文件';
+    if (path.contains('/auth/token')) return '刷新登录凭据';
+    if (path.contains('/auth/')) return '登录认证';
+    if (path.contains('/tmdb')) return '获取影视资料';
+    return '云盘服务请求';
+  }
 }
diff --git a/lib/core/http/interceptors/auth_interceptor.dart b/lib/core/http/interceptors/auth_interceptor.dart
index e75e6a6..e2834a9 100644
--- a/lib/core/http/interceptors/auth_interceptor.dart
+++ b/lib/core/http/interceptors/auth_interceptor.dart
@@ -1,8 +1,7 @@
 import 'dart:async';
-import 'dart:developer';
-
 import 'package:dio/dio.dart';
 
+import '../../logging/app_logger.dart';
 import '../../config/app_config.dart';
 import '../../storage/storage_manager.dart';
 import '../http_error.dart';
@@ -60,10 +59,6 @@ class AuthInterceptor extends Interceptor {
     final status = err.response?.statusCode;
     final alreadyLoggedOut = status == 401 && _isAlreadyLoggedOut;
 
-    if (!alreadyLoggedOut) {
-      log('[Auth] error path=${err.requestOptions.path} status=$status');
-    }
-
     // 免认证路径的错误直接放行
     if (_isAuthExemptPath(err.requestOptions.path)) {
       return handler.next(err);
@@ -127,7 +122,7 @@ class AuthInterceptor extends Interceptor {
 
     // 开始刷新
     _isRefreshing = true;
-    log('[Auth] refreshing access token');
+    AppLogger.info('Auth', '登录凭据已过期，正在刷新');
 
     try {
       final dio = Dio(
@@ -158,7 +153,7 @@ class AuthInterceptor extends Interceptor {
         ),
       );
 
-      log('[Auth] access token refreshed');
+      AppLogger.info('Auth', '登录凭据刷新完成');
 
       final data = res.data;
       final newAccess = _findStringDeep(data, ['access_token', 'accessToken']);
@@ -202,7 +197,7 @@ class AuthInterceptor extends Interceptor {
       final response = await DioClient.dio.fetch(request);
       return handler.resolve(response);
     } catch (e) {
-      log('[Auth] token refresh failed: $e');
+      AppLogger.warning('Auth', '登录凭据刷新失败，将退出当前账号');
 
       for (var c in _waitQueue) {
         c.complete();
@@ -228,7 +223,7 @@ class AuthInterceptor extends Interceptor {
     if (_logoutScheduled) return;
     _logoutScheduled = true;
 
-    log('[Auth] logout scheduled');
+    AppLogger.info('Auth', '登录状态已失效，正在退出当前账号');
     await StorageManager.delete(StorageKeys.accessToken);
     await StorageManager.delete(StorageKeys.refreshToken);
     await StorageManager.delete(StorageKeys.tokenExpiresAt);
diff --git a/lib/core/http/interceptors/response_interceptor.dart b/lib/core/http/interceptors/response_interceptor.dart
index 35628db..6f43754 100644
--- a/lib/core/http/interceptors/response_interceptor.dart
+++ b/lib/core/http/interceptors/response_interceptor.dart
@@ -1,6 +1,4 @@
 import 'dart:convert';
-import 'dart:developer';
-
 import 'package:dio/dio.dart';
 
 import '../http_error.dart';
@@ -72,27 +70,6 @@ class ResponseInterceptor extends Interceptor {
       return handler.next(err);
     }
 
-    // 网络错误
-    if (err.type == DioExceptionType.connectionError ||
-        err.type == DioExceptionType.connectionTimeout ||
-        err.type == DioExceptionType.sendTimeout ||
-        err.type == DioExceptionType.receiveTimeout) {
-      if (!suppressErrorToast(err.requestOptions)) {
-        log(
-          '[HTTP] ${requestToastMessage(err.requestOptions, '请求超时或连接失败，请检查网络')}',
-        );
-      }
-      return handler.next(err);
-    }
-
-    // 其他错误
-    if (!suppressErrorToast(err.requestOptions)) {
-      final msg = err.response?.data is Map
-          ? extractHttpMessage(err.response?.data) ?? '请求失败'
-          : '请求失败';
-      log('[HTTP] ${requestToastMessage(err.requestOptions, msg)}');
-    }
-
     return handler.next(err);
   }
 
diff --git a/lib/core/logging/app_logger.dart b/lib/core/logging/app_logger.dart
index b9f4f13..59e0c3d 100644
--- a/lib/core/logging/app_logger.dart
+++ b/lib/core/logging/app_logger.dart
@@ -22,8 +22,26 @@ class AppLogEntry {
   });
 
   String get text =>
-      '${timestamp.toIso8601String()} [${level.name.toUpperCase()}] '
-      '[$scope] $message';
+      '${timestamp.toIso8601String()} [${_levelLabel(level)}] '
+      '[${_scopeLabel(scope)}] $message';
+
+  static String _levelLabel(AppLogLevel level) => switch (level) {
+    AppLogLevel.debug => '调试',
+    AppLogLevel.info => '信息',
+    AppLogLevel.warning => '警告',
+    AppLogLevel.error => '错误',
+  };
+
+  static String _scopeLabel(String scope) => switch (scope) {
+    'HTTP' => '网络',
+    'Auth' => '认证',
+    'Media' => '媒体库',
+    'CloudIndex' => '全盘索引',
+    'App' => '应用',
+    'Flutter' => '界面',
+    'Dart' => '运行时',
+    _ => scope,
+  };
 }
 
 /// One log sink for debug console, release file diagnostics and the in-app log
diff --git a/lib/main.dart b/lib/main.dart
index 735cc1b..8a8f7c0 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -35,8 +35,8 @@ void main() async {
   if (Platform.isMacOS || Platform.isWindows || Platform.isLinux) {
     await windowManager.ensureInitialized();
     const options = WindowOptions(
-      size: Size(1280, 820),
-      minimumSize: Size(980, 640),
+      size: Size(1600, 900),
+      minimumSize: Size(1200, 800),
       center: true,
       backgroundColor: Colors.transparent,
       titleBarStyle: TitleBarStyle.hidden,
diff --git a/lib/providers/auth_provider.dart b/lib/providers/auth_provider.dart
index 9756fd2..c091437 100644
--- a/lib/providers/auth_provider.dart
+++ b/lib/providers/auth_provider.dart
@@ -1,5 +1,8 @@
 import 'dart:async';
+import 'package:dio/dio.dart';
 import 'package:flutter_riverpod/legacy.dart';
+import '../core/logging/app_logger.dart';
+import '../core/http/http_error.dart';
 import '../core/storage/storage_manager.dart';
 import '../api/guangya_api.dart';
 
@@ -75,12 +78,19 @@ class AuthState {
 
   String get memberLevel =>
       _findStringDeep(userInfo, ['vipName', 'memberName', 'memberLevelName']) ??
-      '普通会员';
+      _memberLevelFromAssets;
+
+  String get _memberLevelFromAssets {
+    final svipStatus = _findInt64Deep(userInfo, ['svipStatus']) ?? 0;
+    if (svipStatus > 0) return '超级会员';
+    final vipStatus = _findInt64Deep(userInfo, ['vipStatus']) ?? 0;
+    return vipStatus > 0 ? '会员' : '普通会员';
+  }
 
   int? get capacity =>
-      _findInt64Deep(userInfo, ['capacity', 'totalCapacity']);
+      _findInt64Deep(userInfo, ['totalSpaceSize', 'capacity', 'totalCapacity']);
   int? get usedCapacity =>
-      _findInt64Deep(userInfo, ['usedCapacity', 'usedSpace']);
+      _findInt64Deep(userInfo, ['usedSpaceSize', 'usedCapacity', 'usedSpace']);
 
   String get capacityText {
     if (capacity == null) return '空间信息暂不可用';
@@ -90,7 +100,9 @@ class AuthState {
   // ── Static helpers ─────────────────────────────────────────────
 
   static String? _findStringDeep(
-      Map<String, dynamic>? json, List<String> keys) {
+    Map<String, dynamic>? json,
+    List<String> keys,
+  ) {
     if (json == null) return null;
     for (final key in keys) {
       final v = json[key];
@@ -98,16 +110,17 @@ class AuthState {
     }
     for (final entry in json.entries) {
       if (entry.value is Map<String, dynamic>) {
-        final found =
-            _findStringDeep(entry.value as Map<String, dynamic>, keys);
+        final found = _findStringDeep(
+          entry.value as Map<String, dynamic>,
+          keys,
+        );
         if (found != null) return found;
       }
     }
     return null;
   }
 
-  static int? _findInt64Deep(
-      Map<String, dynamic>? json, List<String> keys) {
+  static int? _findInt64Deep(Map<String, dynamic>? json, List<String> keys) {
     if (json == null) return null;
     for (final key in keys) {
       final v = json[key];
@@ -122,7 +135,13 @@ class AuthState {
     if (bytes < 1024 * 1024 * 1024) {
       return '${(bytes / (1024 * 1024)).toStringAsFixed(1)} MB';
     }
-    return '${(bytes / (1024 * 1024 * 1024)).toStringAsFixed(1)} GB';
+    if (bytes < 1024 * 1024 * 1024 * 1024) {
+      return '${(bytes / (1024 * 1024 * 1024)).toStringAsFixed(1)} GB';
+    }
+    if (bytes < 1024 * 1024 * 1024 * 1024 * 1024) {
+      return '${(bytes / (1024 * 1024 * 1024 * 1024)).toStringAsFixed(1)} TB';
+    }
+    return '${(bytes / (1024 * 1024 * 1024 * 1024 * 1024)).toStringAsFixed(1)} PB';
   }
 }
 
@@ -149,11 +168,14 @@ class AuthNotifier extends StateNotifier<AuthState> {
 
     if (access.isNotEmpty || refresh != null) {
       try {
+        AppLogger.info('Auth', '正在恢复登录状态');
         await _api.refreshAccessToken();
         await _saveTokens();
         state = state.copyWith(isSignedIn: true);
         await loadAccount();
+        AppLogger.info('Auth', '登录状态恢复完成');
       } catch (_) {
+        AppLogger.warning('Auth', '登录状态恢复失败，已清除本地令牌');
         state = state.copyWith(isSignedIn: false);
         _api.clearTokens();
         await _clearTokens();
@@ -163,10 +185,33 @@ class AuthNotifier extends StateNotifier<AuthState> {
   }
 
   Future<void> loadAccount() async {
+    AppLogger.info('Auth', '正在获取账户资料与云盘空间信息');
+    final userInfoFuture = _api.userInfo();
+    final assetsFuture = _api.cloudAssets();
     try {
-      final userInfo = await _api.userInfo();
-      state = state.copyWith(userInfo: userInfo);
+      final userInfo = await userInfoFuture;
+      Map<String, dynamic> assets = const {};
+      try {
+        assets = await assetsFuture;
+      } catch (_) {
+        AppLogger.warning('Auth', '云盘空间信息暂时不可用');
+      }
+      state = state.copyWith(userInfo: {...userInfo, 'assets': assets});
+      AppLogger.info('Auth', '账户资料与云盘空间信息获取完成');
+    } on DioException catch (error) {
+      await assetsFuture.catchError((_) => <String, dynamic>{});
+      final status = error.response?.statusCode;
+      if (status == 404 || status == 501) {
+        AppLogger.warning('Auth', '账户信息接口暂不可用 ($status)，已保留登录态');
+        return;
+      }
+      final message = error.response?.data is Map
+          ? extractHttpMessage(error.response?.data) ?? error.type.name
+          : error.type.name;
+      AppLogger.error('Auth', '加载账户信息失败', error: message);
+      state = state.copyWith(errorMessage: message);
     } catch (e) {
+      AppLogger.error('Auth', '加载账户信息失败', error: e);
       state = state.copyWith(errorMessage: e.toString());
     }
   }
@@ -183,8 +228,7 @@ class AuthNotifier extends StateNotifier<AuthState> {
 
   Future<void> sendVerificationCode() async {
     state = state.copyWith(clearError: true);
-    final cleanPhone =
-        state.phoneNumber.replaceAll(RegExp(r'[^\d]'), '');
+    final cleanPhone = state.phoneNumber.replaceAll(RegExp(r'[^\d]'), '');
     if (cleanPhone.length < 8) {
       state = state.copyWith(errorMessage: '请输入有效的手机号');
       return;
@@ -192,8 +236,10 @@ class AuthNotifier extends StateNotifier<AuthState> {
 
     try {
       final initResult = await _api.loginSMSInit(cleanPhone);
-      final captcha =
-          AuthState._findStringDeep(initResult, ['captcha_token', 'captchaToken']);
+      final captcha = AuthState._findStringDeep(initResult, [
+        'captcha_token',
+        'captchaToken',
+      ]);
       if (captcha == null) {
         if (AuthState._findStringDeep(initResult, ['url', 'verify_url']) !=
             null) {
@@ -227,11 +273,14 @@ class AuthNotifier extends StateNotifier<AuthState> {
     state = state.copyWith(clearError: true);
     try {
       final verifyResult = await _api.loginSMSVerify(
-          state.verificationID, state.verificationCode);
-      final vToken = AuthState._findStringDeep(
-          verifyResult, ['verification_token', 'verificationToken']);
-      final code =
-          AuthState._findStringDeep(verifyResult, ['code']);
+        state.verificationID,
+        state.verificationCode,
+      );
+      final vToken = AuthState._findStringDeep(verifyResult, [
+        'verification_token',
+        'verificationToken',
+      ]);
+      final code = AuthState._findStringDeep(verifyResult, ['code']);
       if (vToken == null || code == null) throw Exception('验证码验证失败');
 
       await _api.loginSMSSignIn(
@@ -254,11 +303,24 @@ class AuthNotifier extends StateNotifier<AuthState> {
     state = state.copyWith(clearError: true);
     try {
       final result = await _api.loginQRInit();
-      final token = AuthState._findStringDeep(
-              result, ['device_code', 'deviceCode']) ??
+      final token =
+          AuthState._findStringDeep(result, ['device_code', 'deviceCode']) ??
           '';
-      final payload = AuthState._findStringDeep(
-              result, ['verification_uri_complete', 'verificationUriComplete', 'qr_url', 'qrUrl', 'url', 'verification_uri', 'verificationUri', 'qrcode', 'qrCode', 'code', 'qr_payload', 'qrPayload']) ??
+      final payload =
+          AuthState._findStringDeep(result, [
+            'verification_uri_complete',
+            'verificationUriComplete',
+            'qr_url',
+            'qrUrl',
+            'url',
+            'verification_uri',
+            'verificationUri',
+            'qrcode',
+            'qrCode',
+            'code',
+            'qr_payload',
+            'qrPayload',
+          ]) ??
           token;
       state = state.copyWith(
         qrPayload: payload,
@@ -273,24 +335,24 @@ class AuthNotifier extends StateNotifier<AuthState> {
 
   void _startQRPolling() {
     _qrPollingTimer?.cancel();
-    _qrPollingTimer =
-        Timer.periodic(const Duration(seconds: 5), (timer) async {
+    _qrPollingTimer = Timer.periodic(const Duration(seconds: 5), (timer) async {
       if (state.qrToken.isEmpty) {
         timer.cancel();
         return;
       }
       try {
         final result = await _api.loginQRPoll(state.qrToken);
-        final accessToken = AuthState._findStringDeep(
-            result, ['access_token', 'accessToken']);
+        final accessToken = AuthState._findStringDeep(result, [
+          'access_token',
+          'accessToken',
+        ]);
         if (accessToken != null) {
           timer.cancel();
           state = state.copyWith(isSignedIn: true);
           await _saveTokens();
           await loadAccount();
         } else {
-          final error =
-              AuthState._findStringDeep(result, ['error']);
+          final error = AuthState._findStringDeep(result, ['error']);
           String? newStatus;
           if (error == 'slow_down') {
             newStatus = '轮询过快，请稍候';
@@ -322,7 +384,10 @@ class AuthNotifier extends StateNotifier<AuthState> {
   Future<void> _saveTokens() async {
     await StorageManager.set(StorageKeys.accessToken, _api.accessToken);
     if (_api.refreshTokenValue != null) {
-      await StorageManager.set(StorageKeys.refreshToken, _api.refreshTokenValue!);
+      await StorageManager.set(
+        StorageKeys.refreshToken,
+        _api.refreshTokenValue!,
+      );
     }
     if (_api.tokenExpiresAt != null) {
       await StorageManager.set(
diff --git a/lib/providers/media_library_provider.dart b/lib/providers/media_library_provider.dart
index 44d4bc0..2253748 100644
--- a/lib/providers/media_library_provider.dart
+++ b/lib/providers/media_library_provider.dart
@@ -546,7 +546,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
 
   void cancelDetailSync() {
     _cancelDetailSync = true;
-    _appendScanLog('[同步识别][DEBUG] 已请求取消同步识别');
+    _appendScanLog('[同步识别][调试] 已请求取消同步识别');
   }
 
   Future<void> refreshGlobalCloudIndex({bool force = false}) async {
@@ -574,6 +574,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
     }
     _refreshingCloudIndex = true;
     try {
+      AppLogger.info('CloudIndex', '开始刷新全盘文件索引');
       final files = await _allGlobalRemoteFiles();
       final folders = <String?, List<CloudFile>>{};
       for (final file in files) {
@@ -584,6 +585,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
         StorageKeys.cloudIndexLastUpdatedAt,
         DateTime.now().millisecondsSinceEpoch.toString(),
       );
+      AppLogger.info('CloudIndex', '全盘文件索引刷新完成，共 ${files.length} 项');
       _appendScanLog('[云盘索引] 已刷新 ${files.length} 个文件与目录缓存');
     } catch (error) {
       _appendScanLog('[云盘索引] 刷新失败：$error', isError: true);
@@ -736,7 +738,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
       if (_cancelDetailSync) break;
       try {
         _appendScanLog(
-          '[同步识别][DEBUG] 开始：${original.file.name} '
+          '[同步识别][调试] 开始：${original.file.name} '
           '(fileId=${original.id}, gcid=${original.file.gcid ?? '-'})',
         );
         final latestFile = await _resolveCurrentCloudFile(
@@ -747,7 +749,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
           throw StateError('云盘中未找到该文件');
         }
         _appendScanLog(
-          '[同步识别][DEBUG] 云盘已同步：fileId ${original.id} -> '
+          '[同步识别][调试] 云盘已同步：文件 ID ${original.id} -> '
           '${latestFile.id}，名称=${latestFile.name}，gcid=${latestFile.gcid ?? '-'}',
         );
         synced.add(
@@ -763,7 +765,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
       } catch (error) {
         failures.add('${original.file.name}: $error');
         _appendScanLog(
-          '[同步识别][DEBUG] 同步失败：${original.file.name}，$error',
+          '[同步识别][调试] 同步失败：${original.file.name}，$error',
           isError: true,
         );
       }
@@ -796,7 +798,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
           directoryName: _parentDirectoryName(fallback.file.cloudPath),
         );
         _appendScanLog(
-          '[同步识别][DEBUG] 解析：${fallback.file.name} -> '
+          '[同步识别][调试] 解析：${fallback.file.name} -> '
           '标题=${parsed.title}，年份=${parsed.year ?? '-'}，'
           '类型=${fallback.mediaKind?.name ?? 'automatic'}',
         );
@@ -825,19 +827,19 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
               MediaTMDBMatchRequest(items: [fallback], candidates: candidates),
             );
             _appendScanLog(
-              '[同步识别][DEBUG] 存在 ${candidates.length} 个 TMDB 候选，等待用户选择',
+              '[同步识别][调试] 存在 ${candidates.length} 个 TMDB 候选，等待用户选择',
             );
           }
         }
         if (updated.tmdbID != null) {
           recognizedCount++;
           _appendScanLog(
-            '[同步识别][DEBUG] TMDB 命中：${updated.title} '
+            '[同步识别][调试] TMDB 命中：${updated.title} '
             '(tmdbId=${updated.tmdbID}, ${updated.year.isEmpty ? '年份未知' : updated.year})',
           );
         } else {
           _appendScanLog(
-            '[同步识别][DEBUG] TMDB 未命中：${parsed.title} '
+            '[同步识别][调试] TMDB 未命中：${parsed.title} '
             '(年份=${parsed.year ?? '-'})',
           );
         }
@@ -854,17 +856,17 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
         if (updated.file.name != beforeName) {
           renamedCount++;
           _appendScanLog(
-            '[同步识别][DEBUG] 已规范命名：$beforeName -> ${updated.file.name}',
+            '[同步识别][调试] 已规范命名：$beforeName -> ${updated.file.name}',
           );
         } else if (updated.tmdbID != null) {
-          _appendScanLog('[同步识别][DEBUG] 跳过规范命名：未解析到分辨率或名称已符合规则');
+          _appendScanLog('[同步识别][调试] 跳过规范命名：未解析到分辨率或名称已符合规则');
         }
         updates.add(updated);
         replacements['${original.libraryID}:${original.id}'] = updated;
       } catch (error) {
         failures.add('${original.file.name}: $error');
         _appendScanLog(
-          '[同步识别][DEBUG] 识别失败：${original.file.name}，$error',
+          '[同步识别][调试] 识别失败：${original.file.name}，$error',
           isError: true,
         );
       }
@@ -1584,6 +1586,8 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
     const pageSize = 10000;
     final values = <CloudFile>[];
     for (var page = 0; !_cancelScan; page++) {
+      final typeLabel = resType == 2 ? '目录' : '文件';
+      AppLogger.info('CloudIndex', '正在获取全盘$typeLabel索引，第 ${page + 1} 页');
       final response = await _api!.fsFiles(
         parentID: '*',
         page: page,
@@ -1594,6 +1598,10 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
       );
       final batch = _extractFiles(response);
       values.addAll(batch);
+      AppLogger.info(
+        'CloudIndex',
+        '全盘$typeLabel索引第 ${page + 1} 页完成，获取 ${batch.length} 项，累计 ${values.length} 项',
+      );
       final total = _findIntDeep(response, const [
         'total',
         'totalCount',
@@ -1667,6 +1675,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
         if (cachedFolder != null) {
           files = cachedFolder;
         } else {
+          AppLogger.info('Media', '正在读取目录「${folder.path}」第 ${page + 1} 页');
           final response = await _api!.fsFiles(
             parentID: folder.id,
             page: page,
@@ -1675,6 +1684,10 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
             sortType: 0,
           );
           files = _extractFiles(response);
+          AppLogger.info(
+            'Media',
+            '目录「${folder.path}」第 ${page + 1} 页读取完成，获取 ${files.length} 项',
+          );
           files = await _enrichAndCacheFiles(files);
           folderSnapshot.addAll(files);
         }
@@ -1867,9 +1880,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
       }
     } catch (error) {
       // A rename can replace the cloud record. Locate its new ID below.
-      _appendScanLog(
-        '[同步识别][DEBUG] 旧 File ID 查询失败：${knownFile.id}，$error；开始回退定位',
-      );
+      _appendScanLog('[同步识别][调试] 旧文件 ID 查询失败：${knownFile.id}，$error；开始回退定位');
     }
 
     final cached = await FileMetadataCache.file(knownFile.id);
@@ -1881,7 +1892,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
         cached.gcid == gcid &&
         cached.id != knownFile.id) {
       _appendScanLog(
-        '[同步识别][DEBUG] 从 GCID 缓存恢复新文件：${knownFile.id} -> ${cached.id}',
+        '[同步识别][调试] 从 GCID 缓存恢复新文件：${knownFile.id} -> ${cached.id}',
       );
       return _cacheResolvedCloudFile(
         knownFile,
@@ -1953,7 +1964,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
       if (located != null) return located;
     }
     _appendScanLog(
-      '[同步识别][DEBUG] 未定位到当前文件目录中的 GCID；停止自动查找，建议重新扫描媒体库',
+      '[同步识别][调试] 未定位到当前文件目录中的 GCID；停止自动查找，建议重新扫描媒体库',
       isError: true,
     );
     return null;
@@ -1965,7 +1976,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
   }) async {
     final gcid = knownFile.gcid?.trim();
     if (gcid == null || gcid.isEmpty) return null;
-    _appendScanLog('[同步识别][DEBUG] 从当前文件目录扫描：parentId=$parentID，gcid=$gcid');
+    _appendScanLog('[同步识别][调试] 从当前文件目录扫描：父目录 ID=$parentID，GCID=$gcid');
     final parentPath = _parentPath(knownFile.cloudPath);
     List<CloudFile> children;
     try {
@@ -1998,7 +2009,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
       if (resolved.gcid == gcid) {
         final exact = _withPath(resolved, '$parentPath/${resolved.name}');
         _appendScanLog(
-          '[同步识别][DEBUG] 当前目录定位成功：${knownFile.id} -> '
+          '[同步识别][调试] 当前目录定位成功：${knownFile.id} -> '
           '${exact.id}，路径=${exact.cloudPath}',
         );
         return _cacheResolvedCloudFile(
@@ -2009,7 +2020,7 @@ class MediaLibraryNotifier extends StateNotifier<MediaLibraryState> {
       }
     }
     _appendScanLog(
-      '[同步识别][DEBUG] 当前文件目录未命中：已检查 ${children.length} 个条目，详情查询不超过 12 次',
+      '[同步识别][调试] 当前文件目录未命中：已检查 ${children.length} 个条目，详情查询不超过 12 次',
     );
     return null;
   }