diff --git a/src/components/Footer.tsx b/src/components/Footer.tsx
index 8eec698..3b50eb5 100644
--- a/src/components/Footer.tsx
+++ b/src/components/Footer.tsx
@@ -1,55 +1,21 @@
-import Link from "next/link";
 import Logo from "./Logo";
 
-const FOOTER_LINKS = [
-  { label: "活动规则", href: "/rules" },
-  { label: "隐私协议", href: "/privacy" },
-  { label: "用户协议", href: "/terms" },
-  { label: "联系客服", href: "/support" },
-] as const;
-
 export default function Footer() {
   return (
     <footer className="border-t border-white/[0.06] bg-[rgba(8,5,26,0.6)] backdrop-blur-sm mt-20">
-      <div className="max-w-7xl mx-auto px-6 sm:px-8 py-10 grid gap-8 md:grid-cols-3 items-start">
-        {/* Brand */}
+      <div className="max-w-7xl mx-auto px-6 sm:px-8 py-8 flex flex-col sm:flex-row sm:items-center sm:justify-between gap-4">
         <div>
           <Logo size="sm" href={null} />
-          <p className="mt-3 text-xs text-white/45 leading-relaxed">
-            虚拟偶像 Top12 出道企划
-            <br />
-            Cyber Star · Virtual Idol Debut Project
+          <p className="mt-2 text-xs text-white/45 leading-relaxed">
+            虚拟偶像 Top12 出道企划 · Cyber Star · Virtual Idol Debut Project
           </p>
         </div>
 
-        {/* Links */}
-        <nav className="md:col-span-1">
-          <p className="font-label text-[10px] tracking-[0.3em] uppercase text-purple-300 mb-3">
-            Information
-          </p>
-          <ul className="space-y-2 text-sm">
-            {FOOTER_LINKS.map((link) => (
-              <li key={link.href}>
-                <Link
-                  href={link.href}
-                  className="text-white/55 hover:text-purple-300 transition-colors"
-                >
-                  {link.label}
-                </Link>
-              </li>
-            ))}
-          </ul>
-        </nav>
-
-        {/* Caption */}
-        <div className="text-xs text-white/40 md:text-right">
-          <p className="font-label tracking-[0.25em] uppercase text-purple-300/70 mb-2">
+        <div className="text-xs text-white/40 sm:text-right">
+          <p className="font-label tracking-[0.25em] uppercase text-purple-300/70 mb-1">
             © 2026 Cyber Star
           </p>
-          <p>All rights reserved.</p>
-          <p className="mt-1 font-mono text-white/30">
-            airlabs.art · powered by Next.js
-          </p>
+          <p className="font-mono text-white/30">airlabs.art</p>
         </div>
       </div>
     </footer>
diff --git a/src/components/NavLinks.tsx b/src/components/NavLinks.tsx
index 5c3e09e..dc00cb0 100644
--- a/src/components/NavLinks.tsx
+++ b/src/components/NavLinks.tsx
@@ -6,10 +6,8 @@ import { cn } from "@/lib/cn";
 
 const NAV_ITEMS = [
   { label: "HOME", href: "/" },
-  { label: "VOTE", href: "/vote" },
   { label: "RANKING", href: "/ranking" },
-  { label: "NEWS", href: "/news" },
-  { label: "ABOUT", href: "/about" },
+  { label: "ME", href: "/me" },
 ] as const;
 
 interface NavLinksProps {
diff --git a/src/lib/auth.ts b/src/lib/auth.ts
index b072786..3a72ae4 100644
--- a/src/lib/auth.ts
+++ b/src/lib/auth.ts
@@ -1,6 +1,5 @@
 import NextAuth, { type NextAuthConfig } from "next-auth";
 import Credentials from "next-auth/providers/credentials";
-import { PrismaAdapter } from "@auth/prisma-adapter";
 import { prisma } from "./prisma";
 import { z } from "zod";
 
@@ -9,11 +8,11 @@ import { z } from "zod";
  *
  * 支持渠道（按优先级）：
  *  1. 手机号 + 短信 OTP（国内主推）
- *  2. 微信扫码（待团队配置 appId/secret 后开启）
+ *  2. 微信扫码（待团队配置 appId/secret 后开启 · 启用时需把 PrismaAdapter 加回来）
  *  3. 邮箱（境外用户备用）
  *
- * 当前阶段：手机号 OTP 已接入，OTP 校验逻辑使用 Redis 缓存验证码
- * （Phase 11 完整版需团队配置短信服务，本文件已留好接入位）。
+ * 当前阶段：使用 JWT session 策略，Credentials 不需要 Adapter。
+ * 数据库不可用时自动降级为内存用户（开发态友好）。
  */
 
 const OtpCredentials = z.object({
@@ -24,7 +23,8 @@ const OtpCredentials = z.object({
 });
 
 export const authConfig: NextAuthConfig = {
-  adapter: PrismaAdapter(prisma),
+  // NOTE: Credentials + JWT 策略不需要 adapter。
+  // 启用微信 OAuth 时再把 PrismaAdapter 加回来。
   session: { strategy: "jwt" },
   pages: {
     signIn: "/login",
@@ -42,49 +42,44 @@ export const authConfig: NextAuthConfig = {
         if (!parsed.success) return null;
         const { phone, code } = parsed.data;
 
-        // TODO[团队]: 接入真实 OTP 校验
-        //   1) 从 Redis 取 sms:otp:${phone} 比对 code
-        //   2) 校验失败 / 过期 → return null
-        //   3) 成功 → 删除验证码，继续创建/查询用户
         const validOtp = await verifyOtp(phone, code);
         if (!validOtp) return null;
 
-        // 查询或创建用户
-        const user = await prisma.user.upsert({
-          where: { phone },
-          create: {
-            phone,
-            nickname: `粉丝_${phone.slice(-4)}`,
-            loginType: "PHONE",
-          },
-          update: { lastLoginAt: new Date() },
-        });
-
-        return {
-          id: String(user.id),
-          name: user.nickname,
-          image: user.avatar ?? undefined,
-        };
+        // 尝试持久化到数据库；失败则降级为内存身份（开发态）
+        try {
+          const user = await prisma.user.upsert({
+            where: { phone },
+            create: {
+              phone,
+              nickname: `粉丝_${phone.slice(-4)}`,
+              loginType: "PHONE",
+            },
+            update: { lastLoginAt: new Date() },
+          });
+          return {
+            id: String(user.id),
+            name: user.nickname,
+            image: user.avatar ?? undefined,
+          };
+        } catch (err) {
+          if (process.env.NODE_ENV === "production") {
+            console.error("[auth] DB upsert failed:", err);
+            return null;
+          }
+          // 开发态：用手机号末 9 位做确定性 ID，便于跨重启保持身份
+          const fakeId = String(parseInt(phone.slice(-9), 10));
+          console.warn(
+            `[auth] DB 不可用，开发态降级身份 id=${fakeId} phone=${phone}`,
+          );
+          return {
+            id: fakeId,
+            name: `粉丝_${phone.slice(-4)}`,
+          };
+        }
       },
     }),
 
-    // TODO[团队]: 启用微信扫码登录
-    //   需要 WECHAT_APP_ID / WECHAT_APP_SECRET 环境变量。
-    //   实现可参考 https://authjs.dev/guides/configuring-oauth-providers
-    //
-    // {
-    //   id: "wechat",
-    //   name: "WeChat",
-    //   type: "oauth",
-    //   authorization: { url: "https://open.weixin.qq.com/connect/qrconnect", params: { scope: "snsapi_login" } },
-    //   token: "https://api.weixin.qq.com/sns/oauth2/access_token",
-    //   userinfo: "https://api.weixin.qq.com/sns/userinfo",
-    //   clientId: process.env.WECHAT_APP_ID,
-    //   clientSecret: process.env.WECHAT_APP_SECRET,
-    //   profile(p) {
-    //     return { id: p.openid, name: p.nickname, image: p.headimgurl };
-    //   },
-    // },
+    // TODO[团队]: 启用微信扫码登录（需配置 WECHAT_APP_ID/SECRET 并加回 PrismaAdapter）
   ],
   callbacks: {
     async jwt({ token, user }) {