diff --git a/pages/index/detail.wxml b/pages/index/detail.wxml
index 9a26ef8..c439ce0 100644
--- a/pages/index/detail.wxml
+++ b/pages/index/detail.wxml
@@ -10,7 +10,7 @@
   
   <!-- 客服跳转导航：url 拼接 appId，与 JS 中 appId 变量对齐 -->
   <navigator 
-    url="/pages/contact/index{{ appId ? ('?app_id=' + appId) : '' }}" 
+    bindtap="handleContact"
     style="position:fixed; width:80%; margin-left:10%; bottom:240rpx; color:#fff; background:#ec6d23; border-radius:15rpx; height:75rpx; display:flex; justify-content:center; align-items:center; margin-top:50rpx; z-index:9999; text-decoration:none;"
   >
     <view style="width:100%; height:100%; display:flex; justify-content:center; align-items:center; color:#fff;">