diff --git a/sheep/hooks/useModal.js b/sheep/hooks/useModal.js
index c8e9aac..13d0d12 100644
--- a/sheep/hooks/useModal.js
+++ b/sheep/hooks/useModal.js
@@ -5,11 +5,24 @@ import { ref } from 'vue';
 import test from '@/sheep/helper/test.js';
 import AuthUtil from '@/sheep/api/member/auth';
 
+// 防止重复跳转登录页
+let isNavigatingToLogin = false;
+
 // 打开授权弹框 - 改为页面跳转
 export function showAuthModal(type = 'smsLogin') {
+  // 正在跳转中，直接返回，防止重复跳转
+  if (isNavigatingToLogin) return;
+  isNavigatingToLogin = true;
+
   // 跳转到登录页面，传递登录类型
   uni.navigateTo({
     url: `/pages/index/login-page?type=${type}`,
+    complete: () => {
+      // 延时重置标志位，避免短时间内连续触发
+      setTimeout(() => {
+        isNavigatingToLogin = false;
+      }, 800);
+    },
     fail: () => {
       // 如果跳转失败，降级使用弹窗方式
       const modal = $store('modal');