diff --git a/frontend/src/pages/approval/detail.tsx b/frontend/src/pages/approval/detail.tsx
index 1fd4052..d980342 100644
--- a/frontend/src/pages/approval/detail.tsx
+++ b/frontend/src/pages/approval/detail.tsx
@@ -214,9 +214,25 @@ export default function ApprovalDetail() {
 
       const ua = navigator.userAgent
       const isInFeishu = ua.includes('Lark') || ua.includes('feishu') || ua.includes('lark')
+      const currentUrl = window.location.href
+      const urlParams = new URLSearchParams(window.location.search)
+
       console.log('📱 飞书环境检测:', { isInFeishu, ua: ua.substring(0, 100) })
       console.log('🔧 tt 对象:', window.tt)
 
+      // 关键：在飞书中但 tt 对象不存在时，刷新页面等待注入（与登录页相同的逻辑）
+      if (isInFeishu && !window.tt) {
+        const reloadCount = parseInt(urlParams.get('reload') || '0')
+        if (reloadCount < 3) {
+          console.log(`⚠️ 在飞书中但 tt 对象不存在，第 ${reloadCount + 1} 次刷新页面`)
+          const newUrl = currentUrl.split('?')[0] + '?' + urlParams.toString().replace(/reload=\d+/g, '').replace(/^&+/, '')
+          window.location.href = newUrl + (newUrl.includes('?') ? '&' : '?') + `reload=${reloadCount + 1}`
+          return
+        } else {
+          console.log('❌ 多次刷新后 tt 对象仍不存在，跳转登录页')
+        }
+      }
+
       if (isInFeishu && window.tt && !tryingFeishuLogin) {
         console.log('🚀 开始飞书免登...')
         setTryingFeishuLogin(true)