fix(player): 调整双击飘心动画

test/player/double_tap_like_test.dart

@@ -91,7 +91,7 @@ void main() {
     await tester.tapAt(center);
     await tester.pump();
     expect(repository.likeTargets, hasLength(1));
-    await tester.pump(const Duration(milliseconds: 800));
+    await tester.pump(const Duration(milliseconds: 1600));
 
     clock.advance(const Duration(milliseconds: 500));
     await tester.pump(const Duration(milliseconds: 500));

test/player/player_double_tap_hearts_test.dart

@@ -13,12 +13,33 @@ void main() {
         home: Scaffold(body: PlayerDoubleTapHeartBurst(onCompleted: _noop)),
       ),
     );
-    await tester.pump(const Duration(milliseconds: 160));
+    await tester.pump(const Duration(milliseconds: 300));
 
     expect(find.byIcon(Icons.favorite_rounded), findsNWidgets(3));
-    expect(_size(tester, 0), 48);
-    expect(_size(tester, 1), 36);
-    expect(_size(tester, 2), 40);
+    expect(_size(tester, 0), 44);
+    expect(_size(tester, 1), 34);
+    expect(_size(tester, 2), 38);
+    expect(
+      tester
+          .widgetList<Stack>(
+            find.descendant(
+              of: find.byType(PlayerDoubleTapHeartBurst),
+              matching: find.byType(Stack),
+            ),
+          )
+          .every((stack) => stack.clipBehavior == Clip.none),
+      isTrue,
+    );
+  });
+
+  test('heart burst stays long and sparse', () {
+    expect(PlayerDoubleTapHeartBurst.singleHeartDurationMs, 1300);
+    expect(
+      PlayerDoubleTapHeartBurst.animationDuration,
+      greaterThanOrEqualTo(const Duration(milliseconds: 1200)),
+    );
+    expect(PlayerDoubleTapHeartBurst.particleCount, lessThanOrEqualTo(4));
+    expect(PlayerDoubleTapHeartBurst.particleCount, 3);
   });
 }
 

test/player/player_fullscreen_test.dart

@@ -679,7 +679,7 @@ void main() {
       await tester.tapAt(position);
     }
     await tester.pump();
-    await tester.pump(const Duration(milliseconds: 100));
+    await tester.pump(const Duration(milliseconds: 300));
 
     expect(logic.session.userWantsPlay, isTrue);
     expect(find.byKey(const Key('player-play-toggle')), findsNothing);
@@ -699,7 +699,7 @@ void main() {
       AppColors.doubleTapHeartRed,
     );
 
-    await tester.pump(const Duration(milliseconds: 800));
+    await tester.pump(const Duration(milliseconds: 1600));
     expect(find.byKey(const Key('double-tap-heart-0')), findsNothing);
     expect(logic.session.userWantsPlay, isTrue);
   });
@@ -722,7 +722,7 @@ void main() {
     await tester.tapAt(const Offset(80, 300));
     await tester.tapAt(const Offset(80, 300));
     await tester.pump();
-    await tester.pump(const Duration(milliseconds: 100));
+    await tester.pump(const Duration(milliseconds: 300));
 
     expect(logic.session.userWantsPlay, isTrue);
     expect(interactions.likeTargets, hasLength(1));