feat(ui): 登录页重设计并统一弹框主题渐变外壳

lib/pages/player/widgets/episode_picker_sheet.dart

@@ -7,6 +7,7 @@ import '../../../core/data/models/drama.dart';
 import '../../../core/formatting/localized_content.dart';
 import '../../../core/theme/app_colors.dart';
 import '../../../core/theme/app_dimens.dart';
+import '../../../core/widgets/app_glow_panel.dart';
 import '../../../l10n/app_localizations.dart';
 import 'episode_picker_cell.dart';
 
@@ -47,16 +48,16 @@ class EpisodePickerSheet extends StatelessWidget {
         systemNavigationBarIconBrightness: Brightness.light,
         systemNavigationBarContrastEnforced: false,
       ),
-      child: Container(
-        key: const Key('player-episodes-sheet'),
-        height: MediaQuery.sizeOf(context).height * _sheetHeightFactor,
-        decoration: const BoxDecoration(
-          color: AppColors.card,
-          borderRadius: BorderRadius.vertical(
-            top: Radius.circular(_sheetRadius),
-          ),
+      child: AppGlowPanel(
+        borderRadius: const BorderRadius.vertical(
+          top: Radius.circular(_sheetRadius),
         ),
-        child: SafeArea(
+        border: false,
+        child: Container(
+          key: const Key('player-episodes-sheet'),
+          height: MediaQuery.sizeOf(context).height * _sheetHeightFactor,
+          decoration: const BoxDecoration(color: AppColors.transparent),
+          child: SafeArea(
           top: false,
           bottom: true,
           child: Column(
@@ -139,6 +140,7 @@ class EpisodePickerSheet extends StatelessWidget {
             ],
           ),
         ),
+        ),
       ),
     );
   }