style(theme): 客户端切换深色视觉风格

lib/pages/watch_records/watch_records_page.dart

@@ -38,7 +38,7 @@ class WatchRecordsPage extends StatelessWidget {
     final signedIn = context.watch<AuthController>().isSignedIn;
     final l10n = AppLocalizations.of(context)!;
     return Theme(
-      data: AppTheme.light(),
+      data: AppTheme.dark(),
       child: Scaffold(
         key: const Key('watch-records-page'),
         backgroundColor: AppColors.ink,

lib/pages/watch_records/widgets/watch_record_card.dart

@@ -170,7 +170,7 @@ class WatchRecordCard extends StatelessWidget {
       key: ValueKey('watch-record-${record.dramaId}'),
       decoration: _cardDecoration(),
       child: Material(
-        color: Colors.transparent,
+        color: AppColors.transparent,
         borderRadius: BorderRadius.circular(_cardRadius),
         clipBehavior: Clip.antiAlias,
         child: InkWell(