feat(ui): 登录页重设计并统一弹框主题渐变外壳

lib/pages/player/widgets/player_speed_sheet.dart

@@ -3,6 +3,7 @@
 import 'package:flutter/material.dart';
 
 import '../../../core/theme/app_colors.dart';
+import '../../../core/widgets/app_glow_panel.dart';
 import '../../../l10n/app_localizations.dart';
 
 const List<double> _speedOptions = [0.75, 1.0, 1.25, 1.5, 2.0, 3.0];
@@ -19,14 +20,16 @@ class PlayerSpeedSheet extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final l10n = AppLocalizations.of(context)!;
-    return Material(
-      key: const Key('player-speed-sheet'),
-      color: AppColors.card,
+    return AppGlowPanel(
       borderRadius: const BorderRadius.vertical(
         top: Radius.circular(_sheetRadius),
       ),
-      clipBehavior: Clip.antiAlias,
-      child: SafeArea(
+      border: false,
+      child: Material(
+        key: const Key('player-speed-sheet'),
+        type: MaterialType.transparency,
+        clipBehavior: Clip.antiAlias,
+        child: SafeArea(
         top: false,
         child: Column(
           mainAxisSize: MainAxisSize.min,
@@ -50,6 +53,7 @@ class PlayerSpeedSheet extends StatelessWidget {
           ],
         ),
       ),
+      ),
     );
   }