fix(flutter): 恢复播放器深色外观

lib/pages/player/player_view.dart

@@ -217,7 +217,7 @@ class _PlayerPageState extends State<PlayerPage> with WidgetsBindingObserver {
       children: [
         ColoredBox(
           key: const Key('player-background'),
-          color: AppColors.ink,
+          color: AppColors.playerBackground,
           child: widget.homeMode
               ? null
               : RemoteImage(
@@ -227,25 +227,6 @@ class _PlayerPageState extends State<PlayerPage> with WidgetsBindingObserver {
                 ),
         ),
         ?video,
-        if (!logic.chromeHidden && (!widget.homeMode || _chromeVisible))
-          IgnorePointer(
-            key: widget.homeMode ? const Key('home-feed-scrim') : null,
-            child: const DecoratedBox(
-              decoration: BoxDecoration(
-                gradient: LinearGradient(
-                  begin: Alignment.topCenter,
-                  end: Alignment.bottomCenter,
-                  colors: [
-                    Color(0x66000000),
-                    Color(0x00000000),
-                    Color(0x33000000),
-                    Color(0xE6000000),
-                  ],
-                  stops: [0, 0.16, 0.55, 1],
-                ),
-              ),
-            ),
-          ),
         if (widget.homeMode && _chromeVisible && !logic.chromeHidden)
           Positioned.fill(
             child: GestureDetector(