fix(flutter): 播放页改为透明叠层

lib/core/theme/app_colors.dart

@@ -91,20 +91,11 @@ abstract final class AppColors {
   /// 导航未选中。
   static const navUnselected = muted;
 
-  /// 播放器专用深色页面背景。
-  static const playerBackground = Color(0xFF0D0D10);
-
-  /// 播放器底部信息面板，保留轻微视频透出。
-  static const playerPanel = Color(0xED0D0D10);
-
   /// 播放器次要文字。
   static const playerMuted = Color(0xFFBBBBBB);
 
-  /// 播放器底栏胶囊。
-  static const playerChip = Color(0xFF1C1C1E);
-
-  /// 播放器面板分割线。
-  static const playerDivider = Color(0xFF2A2A2D);
+  /// 播放器控件胶囊与圆形底色。
+  static const playerOverlayPill = Color(0xB3000000);
 
   static const outlineDark = border;
   static const outlineVariantDark = border;

lib/pages/player/player_view.dart

@@ -20,7 +20,6 @@ import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_theme.dart';
 import '../../core/widgets/auth_gate.dart';
 import '../../core/widgets/download_action.dart';
-import '../../core/widgets/remote_image.dart';
 import '../../l10n/app_localizations.dart';
 import '../interaction/widgets/report_dialog.dart';
 import 'player_binding.dart';
@@ -168,7 +167,11 @@ class _PlayerPageState extends State<PlayerPage> with WidgetsBindingObserver {
         data: AppTheme.light(),
         child: widget.embedded
             ? content
-            : Scaffold(backgroundColor: AppColors.ink, body: content),
+            : Scaffold(
+                key: const Key('player-scaffold'),
+                backgroundColor: Colors.transparent,
+                body: content,
+              ),
       ),
     );
   }
@@ -215,17 +218,11 @@ class _PlayerPageState extends State<PlayerPage> with WidgetsBindingObserver {
     return Stack(
       fit: StackFit.expand,
       children: [
-        ColoredBox(
-          key: const Key('player-background'),
-          color: AppColors.playerBackground,
-          child: widget.homeMode
-              ? null
-              : RemoteImage(
-                  drama.posterUrl,
-                  fit: BoxFit.cover,
-                  showFallbackIcon: true,
-                ),
-        ),
+        if (!ready)
+          const ColoredBox(
+            key: Key('player-fallback-background'),
+            color: Colors.black,
+          ),
         ?video,
         if (widget.homeMode && _chromeVisible && !logic.chromeHidden)
           Positioned.fill(

lib/pages/player/widgets/player_overlay.dart

@@ -16,7 +16,9 @@ const double _topButtonSize = 36;
 const double _topBarHeight = 58;
 const double _railButtonSize = 34;
 const double _railGap = 18;
-const double _panelRadius = 16;
+const List<Shadow> _playerTextShadows = [
+  Shadow(color: Colors.black54, blurRadius: 5, offset: Offset(0, 1)),
+];
 
 /// K29 竖屏播放页浮层。
 class PlayerPlaybackOverlay extends StatelessWidget {
@@ -86,13 +88,6 @@ class PlayerPlaybackOverlay extends StatelessWidget {
         key: const Key('player-controls-top'),
         height: _topBarHeight,
         padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 8),
-        decoration: const BoxDecoration(
-          gradient: LinearGradient(
-            begin: Alignment.topCenter,
-            end: Alignment.bottomCenter,
-            colors: [Color(0xCC000000), Color(0x00000000)],
-          ),
-        ),
         child: Row(
           children: [
             if (actions.onBack != null)
@@ -115,6 +110,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                   color: AppColors.onPrimary,
                   fontSize: 15,
                   fontWeight: FontWeight.w700,
+                  shadows: _playerTextShadows,
                 ),
               ),
             ),
@@ -163,16 +159,9 @@ class PlayerPlaybackOverlay extends StatelessWidget {
       left: 0,
       right: 0,
       bottom: 0,
-      child: Container(
+      child: Padding(
         key: const Key('player-controls-bottom'),
         padding: const EdgeInsets.fromLTRB(14, 8, 14, 6),
-        decoration: const BoxDecoration(
-          color: AppColors.playerPanel,
-          border: Border(top: BorderSide(color: AppColors.playerDivider)),
-          borderRadius: BorderRadius.vertical(
-            top: Radius.circular(_panelRadius),
-          ),
-        ),
         child: Column(
           mainAxisSize: MainAxisSize.min,
           crossAxisAlignment: CrossAxisAlignment.start,
@@ -226,6 +215,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                     fontFamily: 'Outfit',
                     fontSize: 18 * data.textScale,
                     fontWeight: FontWeight.w800,
+                    shadows: _playerTextShadows,
                   ),
                 ),
               ),
@@ -234,6 +224,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                 Icons.chevron_right_rounded,
                 color: AppColors.playerMuted,
                 size: 20,
+                shadows: _playerTextShadows,
               ),
             ],
           ),
@@ -247,7 +238,8 @@ class PlayerPlaybackOverlay extends StatelessWidget {
       children: [
         Expanded(
           child: Material(
-            color: AppColors.playerChip,
+            key: const Key('player-episodes-pill'),
+            color: AppColors.playerOverlayPill,
             borderRadius: BorderRadius.circular(999),
             clipBehavior: Clip.antiAlias,
             child: InkWell(
@@ -272,6 +264,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                           color: AppColors.onPrimary,
                           fontSize: 11,
                           fontWeight: FontWeight.w700,
+                          shadows: _playerTextShadows,
                         ),
                       ),
                     ),
@@ -280,6 +273,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
                       Icons.keyboard_arrow_up_rounded,
                       color: AppColors.onPrimary,
                       size: 16,
+                      shadows: _playerTextShadows,
                     ),
                   ],
                 ),

lib/pages/player/widgets/player_overlay_parts.dart

@@ -55,6 +55,7 @@ class _SpeedEntry extends StatelessWidget {
                 Icons.speed_rounded,
                 color: AppColors.onPrimary,
                 size: 15,
+                shadows: _playerTextShadows,
               ),
               const SizedBox(width: 4),
               Text(
@@ -63,6 +64,7 @@ class _SpeedEntry extends StatelessWidget {
                   color: AppColors.onPrimary,
                   fontSize: 12,
                   fontWeight: FontWeight.w700,
+                  shadows: _playerTextShadows,
                 ),
               ),
             ],
@@ -93,7 +95,7 @@ class _BottomIconButton extends StatelessWidget {
         tooltip: tooltip,
         padding: EdgeInsets.zero,
         style: IconButton.styleFrom(
-          backgroundColor: AppColors.playerChip,
+          backgroundColor: AppColors.playerOverlayPill,
           foregroundColor: AppColors.onPrimary,
         ),
         onPressed: onPressed,
@@ -252,16 +254,20 @@ class _EpisodeSynopsisState extends State<_EpisodeSynopsis> {
                   widget.l10n.episodeLabel(widget.episodeNumber),
                   key: const Key('player-episode-label'),
                   style: TextStyle(
-                    color: AppColors.blue,
+                    color: AppColors.onPrimary,
                     fontSize: 11 * widget.textScale,
                     fontWeight: FontWeight.w700,
+                    shadows: _playerTextShadows,
                   ),
                 ),
                 const Padding(
                   padding: EdgeInsets.symmetric(horizontal: 6),
                   child: Text(
                     '|',
-                    style: TextStyle(color: AppColors.playerDivider),
+                    style: TextStyle(
+                      color: Colors.white54,
+                      shadows: _playerTextShadows,
+                    ),
                   ),
                 ),
                 Expanded(
@@ -274,6 +280,7 @@ class _EpisodeSynopsisState extends State<_EpisodeSynopsis> {
                       color: AppColors.playerMuted,
                       fontSize: 11 * widget.textScale,
                       height: 1.35,
+                      shadows: _playerTextShadows,
                     ),
                   ),
                 ),
@@ -284,6 +291,7 @@ class _EpisodeSynopsisState extends State<_EpisodeSynopsis> {
                       : Icons.keyboard_arrow_down_rounded,
                   color: AppColors.playerMuted,
                   size: 16,
+                  shadows: _playerTextShadows,
                 ),
               ],
             ),
@@ -295,6 +303,7 @@ class _EpisodeSynopsisState extends State<_EpisodeSynopsis> {
                 style: const TextStyle(
                   color: AppColors.playerMuted,
                   fontSize: 10,
+                  shadows: _playerTextShadows,
                 ),
               ),
             ],

test/player/player_fullscreen_test.dart

@@ -187,16 +187,35 @@ void main() {
     final rail = tester.getRect(
       find.byKey(const Key('player-interaction-rail')),
     );
+    expect(find.byKey(const Key('player-background')), findsNothing);
+    final fallback = find.byKey(const Key('player-fallback-background'));
+    if (fallback.evaluate().isNotEmpty) {
+      expect(tester.widget<ColoredBox>(fallback).color, Colors.black);
+    }
     expect(
       tester
-          .widget<ColoredBox>(find.byKey(const Key('player-background')))
+          .widget<Scaffold>(find.byKey(const Key('player-scaffold')))
+          .backgroundColor,
+      Colors.transparent,
+    );
+    expect(
+      tester
+          .widget<Container>(find.byKey(const Key('player-controls-top')))
+          .decoration,
+      isNull,
+    );
+    expect(
+      tester
+          .widget<Padding>(find.byKey(const Key('player-controls-bottom')))
+          .child,
+      isNotNull,
+    );
+    expect(
+      tester
+          .widget<Material>(find.byKey(const Key('player-episodes-pill')))
           .color,
-      AppColors.playerBackground,
+      AppColors.playerOverlayPill,
     );
-    final panel = tester.widget<Container>(
-      find.byKey(const Key('player-controls-bottom')),
-    );
-    expect((panel.decoration! as BoxDecoration).color, AppColors.playerPanel);
 
     expect(bottom.height, lessThanOrEqualTo(200));
     expect(bottom.top, greaterThanOrEqualTo(screenHeight * 0.78));