diff --git a/src/app/api/auth/logout/route.ts b/src/app/api/auth/logout/route.ts
index ed24ebe..8a73281 100644
--- a/src/app/api/auth/logout/route.ts
+++ b/src/app/api/auth/logout/route.ts
@@ -3,11 +3,12 @@ import { cookies } from 'next/headers'
 
 export async function POST() {
   const cookieStore = await cookies()
+  const domain = process.env.COOKIE_DOMAIN || ''
 
-  // 清除所有相关 cookie
-  cookieStore.set('tlyq_session', '', { maxAge: 0, path: '/' })
-  cookieStore.set('session', '', { maxAge: 0, path: '/' })
-  cookieStore.set('oidc_id_token', '', { maxAge: 0, path: '/' })
+  // 清除所有相关 cookie（必须指定 domain 以清除跨域 cookie）
+  cookieStore.set('tlyq_session', '', { maxAge: 0, path: '/', domain })
+  cookieStore.set('session', '', { maxAge: 0, path: '/', domain })
+  cookieStore.set('oidc_id_token', '', { maxAge: 0, path: '/', domain })
 
   // Authelia 4.38 不支持 end_session_endpoint，直接跳转登录页
   // Authelia session 会在 cookie 过期后自动清除
diff --git a/src/app/login/page.tsx b/src/app/login/page.tsx
index aa5cbb0..d3a1db0 100644
--- a/src/app/login/page.tsx
+++ b/src/app/login/page.tsx
@@ -1,9 +1,9 @@
 'use client'
 
-import { useState } from 'react'
+import { useState, Suspense } from 'react'
 import { useSearchParams } from 'next/navigation'
 
-export default function LoginPage() {
+function LoginPageContent() {
   const [username, setUsername] = useState('')
   const [password, setPassword] = useState('')
   const [error, setError] = useState('')
@@ -86,3 +86,11 @@ export default function LoginPage() {
     </div>
   )
 }
+
+export default function LoginPage() {
+  return (
+    <Suspense fallback={<div className="min-h-screen flex items-center justify-center">加载中...</div>}>
+      <LoginPageContent />
+    </Suspense>
+  )
+}