优化视频播放器组件，移除不必要的延时滚动逻辑，并在适当位置添加会员购买弹窗显示逻辑，提升代码整洁性和用户体验。

src/views/VideoPlayer.vue

@@ -708,16 +708,7 @@ const showSuccess = (message: string) => {
           behavior: "smooth",
         });
       }
-    }, 100);
-  }
-  // 其他夸克浏览器自动滚动到底部
-  else if (isQuarkBrowser()) {
-    setTimeout(() => {
-      window.scrollTo({
-        top: document.documentElement.scrollHeight,
-        behavior: "smooth",
-      });
-    }, 100);
+    });
   }
 };
 
@@ -745,7 +736,7 @@ const showError = (message: string) => {
           behavior: "smooth",
         });
       }
-    }, 100);
+    });
   }
 };
 
@@ -951,9 +942,6 @@ const handleMembershipClick = () => {
     return;
   }
 
-  // 已登录，显示购买弹窗
-  showMembershipPurchaseModal.value = true;
-
   // iOS夸克浏览器特殊处理：滚动到播放器下方
   if (isIOSQuarkBrowser()) {
     setTimeout(() => {
@@ -974,8 +962,11 @@ const handleMembershipClick = () => {
           behavior: "smooth",
         });
       }
-    }, 100);
+    });
   }
+
+  // 已登录，显示购买弹窗
+  showMembershipPurchaseModal.value = true;
 };
 
 // 处理顶部单片购买按钮点击
@@ -1010,7 +1001,7 @@ const handleSinglePurchaseClick = () => {
           behavior: "smooth",
         });
       }
-    }, 100);
+    });
   }
 };
 
@@ -1026,8 +1017,6 @@ const purchaseMembership = () => {
 
   // 关闭试看结束弹窗
   showTrialEndModal.value = false;
-  // 打开会员购买弹窗
-  showMembershipPurchaseModal.value = true;
 
   // iOS夸克浏览器特殊处理：滚动到播放器下方
   if (isIOSQuarkBrowser()) {
@@ -1049,8 +1038,11 @@ const purchaseMembership = () => {
           behavior: "smooth",
         });
       }
-    }, 100);
+    });
   }
+
+  // 打开会员购买弹窗
+  showMembershipPurchaseModal.value = true;
 };
 
 // 处理会员购买
@@ -1181,7 +1173,7 @@ const purchaseVideo = async () => {
           behavior: "smooth",
         });
       }
-    }, 100);
+    });
   }
 
   try {