feat(ui): 更新品牌启动页与选集交互

lib/pages/favorites/favorites_page.dart

@@ -10,6 +10,7 @@ import '../../core/data/services/auth_controller.dart';
 import '../../core/data/services/favorite_controller.dart';
 import '../../core/formatting/error_text.dart';
 import '../../core/platform/haptics.dart';
+import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_theme.dart';
 import '../../core/widgets/auth_gate.dart';
 import '../../core/widgets/empty_state.dart';
@@ -52,9 +53,9 @@ class _FavoritesPageState extends State<FavoritesPage> {
     return Theme(
       data: AppTheme.dark(),
       child: Scaffold(
-        backgroundColor: const Color(0xFF0B0C10),
+        backgroundColor: AppColors.ink,
         appBar: AppBar(
-          backgroundColor: const Color(0xFF0B0C10),
+          backgroundColor: AppColors.ink,
           foregroundColor: Colors.white,
           title: Text(l10n.myFavorites),
         ),
@@ -78,27 +79,13 @@ class _FavoritesBody extends StatelessWidget {
       return const Center(child: CircularProgressIndicator());
     }
     if (favorites.error != null && favorites.cards.isEmpty) {
-      return Center(
+      return EmptyState(
         key: const Key('favorites-error'),
-        child: Padding(
-          padding: const EdgeInsets.symmetric(horizontal: 32),
-          child: Column(
-            mainAxisSize: MainAxisSize.min,
-            children: [
-              Text(
-                errorText(l10n, favorites.error, l10n.favoritesError),
-                textAlign: TextAlign.center,
-                style: const TextStyle(color: Colors.white70),
-              ),
-              const SizedBox(height: 14),
-              FilledButton(
-                key: const Key('favorites-retry'),
-                onPressed: () => unawaited(favorites.load()),
-                child: Text(l10n.retry),
-              ),
-            ],
-          ),
-        ),
+        icon: Icons.cloud_off_rounded,
+        title: errorText(l10n, favorites.error, l10n.favoritesError),
+        actionLabel: l10n.retry,
+        actionKey: const Key('favorites-retry'),
+        onAction: () => unawaited(favorites.load()),
       );
     }
     if (favorites.cards.isEmpty) {