diff --git a/frontend/src/router/index.ts b/frontend/src/router/index.ts
index 8c0e2d0..b399792 100644
--- a/frontend/src/router/index.ts
+++ b/frontend/src/router/index.ts
@@ -47,9 +47,14 @@ const router = createRouter({
   ],
 })
 
-router.beforeEach((to, from, next) => {
+router.beforeEach(async (to, from, next) => {
   const authStore = useAuthStore()
 
+  // 已登录但用户信息未加载(如刷新页面后),先获取用户信息
+  if (authStore.isLoggedIn && !authStore.user) {
+    await authStore.fetchUser()
+  }
+
   if (to.meta.requiresAuth && !authStore.isLoggedIn) {
     next({ name: 'login' })
   } else if (to.meta.adminOnly && authStore.user?.role !== 'admin') {