style(auth): apply proto2 surfaces

app/(auth)/layout.tsx

@@ -20,7 +20,7 @@ export default function AuthLayout({ children }: { children: React.ReactNode })
           </div>
         </div>
       </div>
-      <div className="flex-1 flex items-center justify-center p-6 bg-muted/30 md:bg-background">
+      <div className="flex-1 flex items-center justify-center p-6 bg-muted/30">
         <div className="w-full max-w-md">{children}</div>
       </div>
     </div>

app/(auth)/login/page.tsx

@@ -7,6 +7,7 @@ import { useRouter } from "next/navigation"
 import { useForm } from "react-hook-form"
 import { z } from "zod"
 import { Button } from "@/components/ui/button"
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card"
 import { Input } from "@/components/ui/input"
 import { Label } from "@/components/ui/label"
 import { getCurrentUserForLogin } from "@/lib/api"
@@ -35,38 +36,40 @@ export default function LoginPage() {
   }
 
   return (
-    <div className="space-y-8 bg-background p-8 rounded-xl border shadow-sm md:border-0 md:shadow-none md:p-0">
-      <div className="flex flex-col gap-2">
+    <Card className="hover:shadow-[var(--shadow-card)]">
+      <CardHeader className="space-y-2">
         <div className="flex items-center gap-2 md:hidden mb-4">
           <div className="rounded-lg bg-primary/10 p-2">
             <Gamepad2 className="h-6 w-6 text-primary" />
           </div>
           <span className="text-xl font-bold">聚玩</span>
         </div>
-        <h1 className="text-2xl font-bold tracking-tight">欢迎回来</h1>
-        <p className="text-sm text-muted-foreground">登录你的账号以继续</p>
-      </div>
-      <form onSubmit={handleSubmit(onSubmit)} className="space-y-4">
-        <div className="space-y-2">
-          <Label htmlFor="phone">手机号</Label>
-          <Input id="phone" placeholder="请输入手机号" {...register("phone")} />
-          {errors.phone && <p className="text-xs text-destructive">{errors.phone.message}</p>}
-        </div>
-        <div className="space-y-2">
-          <Label htmlFor="password">密码</Label>
-          <Input id="password" type="password" placeholder="请输入密码" {...register("password")} />
-          {errors.password && <p className="text-xs text-destructive">{errors.password.message}</p>}
-        </div>
-        <Button type="submit" className="w-full" disabled={isSubmitting}>
-          {isSubmitting ? "登录中..." : "登录"}
-        </Button>
-      </form>
-      <p className="text-center text-sm text-muted-foreground">
-        还没有账号？{" "}
-        <Link href="/register" className="text-primary underline-offset-4 hover:underline">
-          立即注册
-        </Link>
-      </p>
-    </div>
+        <CardTitle className="text-2xl font-bold tracking-tight">欢迎回来</CardTitle>
+        <CardDescription>登录你的账号以继续</CardDescription>
+      </CardHeader>
+      <CardContent className="space-y-6">
+        <form onSubmit={handleSubmit(onSubmit)} className="space-y-4">
+          <div className="space-y-2">
+            <Label htmlFor="phone">手机号</Label>
+            <Input id="phone" placeholder="请输入手机号" {...register("phone")} />
+            {errors.phone && <p className="text-xs text-destructive">{errors.phone.message}</p>}
+          </div>
+          <div className="space-y-2">
+            <Label htmlFor="password">密码</Label>
+            <Input id="password" type="password" placeholder="请输入密码" {...register("password")} />
+            {errors.password && <p className="text-xs text-destructive">{errors.password.message}</p>}
+          </div>
+          <Button type="submit" className="w-full" disabled={isSubmitting}>
+            {isSubmitting ? "登录中..." : "登录"}
+          </Button>
+        </form>
+        <p className="text-center text-sm text-muted-foreground">
+          还没有账号？{" "}
+          <Link href="/register" className="text-primary underline-offset-4 hover:underline">
+            立即注册
+          </Link>
+        </p>
+      </CardContent>
+    </Card>
   )
 }

app/(auth)/register/page.tsx

@@ -7,6 +7,7 @@ import { useRouter } from "next/navigation"
 import { useForm } from "react-hook-form"
 import { z } from "zod"
 import { Button } from "@/components/ui/button"
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card"
 import { Input } from "@/components/ui/input"
 import { Label } from "@/components/ui/label"
 import { getCurrentUserForLogin } from "@/lib/api"
@@ -42,55 +43,57 @@ export default function RegisterPage() {
   }
 
   return (
-    <div className="space-y-8 bg-background p-8 rounded-xl border shadow-sm md:border-0 md:shadow-none md:p-0">
-      <div className="flex flex-col gap-2">
+    <Card className="hover:shadow-[var(--shadow-card)]">
+      <CardHeader className="space-y-2">
         <div className="flex items-center gap-2 md:hidden mb-4">
           <div className="rounded-lg bg-primary/10 p-2">
             <Gamepad2 className="h-6 w-6 text-primary" />
           </div>
           <span className="text-xl font-bold">聚玩</span>
         </div>
-        <h1 className="text-2xl font-bold tracking-tight">创建账号</h1>
-        <p className="text-sm text-muted-foreground">创建你的聚玩账号</p>
-      </div>
-      <form onSubmit={handleSubmit(onSubmit)} className="space-y-4">
-        <div className="space-y-2">
-          <Label htmlFor="nickname">昵称</Label>
-          <Input id="nickname" placeholder="请输入昵称" {...register("nickname")} />
-          {errors.nickname && <p className="text-xs text-destructive">{errors.nickname.message}</p>}
-        </div>
-        <div className="space-y-2">
-          <Label htmlFor="phone">手机号</Label>
-          <Input id="phone" placeholder="请输入手机号" {...register("phone")} />
-          {errors.phone && <p className="text-xs text-destructive">{errors.phone.message}</p>}
-        </div>
-        <div className="space-y-2">
-          <Label htmlFor="password">密码</Label>
-          <Input id="password" type="password" placeholder="请输入密码" {...register("password")} />
-          {errors.password && <p className="text-xs text-destructive">{errors.password.message}</p>}
-        </div>
-        <div className="space-y-2">
-          <Label htmlFor="confirmPassword">确认密码</Label>
-          <Input
-            id="confirmPassword"
-            type="password"
-            placeholder="请再次输入密码"
-            {...register("confirmPassword")}
-          />
-          {errors.confirmPassword && (
-            <p className="text-xs text-destructive">{errors.confirmPassword.message}</p>
-          )}
-        </div>
-        <Button type="submit" className="w-full" disabled={isSubmitting}>
-          {isSubmitting ? "注册中..." : "注册"}
-        </Button>
-      </form>
-      <p className="text-center text-sm text-muted-foreground">
-        已有账号？{" "}
-        <Link href="/login" className="text-primary underline-offset-4 hover:underline">
-          立即登录
-        </Link>
-      </p>
-    </div>
+        <CardTitle className="text-2xl font-bold tracking-tight">创建账号</CardTitle>
+        <CardDescription>创建你的聚玩账号</CardDescription>
+      </CardHeader>
+      <CardContent className="space-y-6">
+        <form onSubmit={handleSubmit(onSubmit)} className="space-y-4">
+          <div className="space-y-2">
+            <Label htmlFor="nickname">昵称</Label>
+            <Input id="nickname" placeholder="请输入昵称" {...register("nickname")} />
+            {errors.nickname && <p className="text-xs text-destructive">{errors.nickname.message}</p>}
+          </div>
+          <div className="space-y-2">
+            <Label htmlFor="phone">手机号</Label>
+            <Input id="phone" placeholder="请输入手机号" {...register("phone")} />
+            {errors.phone && <p className="text-xs text-destructive">{errors.phone.message}</p>}
+          </div>
+          <div className="space-y-2">
+            <Label htmlFor="password">密码</Label>
+            <Input id="password" type="password" placeholder="请输入密码" {...register("password")} />
+            {errors.password && <p className="text-xs text-destructive">{errors.password.message}</p>}
+          </div>
+          <div className="space-y-2">
+            <Label htmlFor="confirmPassword">确认密码</Label>
+            <Input
+              id="confirmPassword"
+              type="password"
+              placeholder="请再次输入密码"
+              {...register("confirmPassword")}
+            />
+            {errors.confirmPassword && (
+              <p className="text-xs text-destructive">{errors.confirmPassword.message}</p>
+            )}
+          </div>
+          <Button type="submit" className="w-full" disabled={isSubmitting}>
+            {isSubmitting ? "注册中..." : "注册"}
+          </Button>
+        </form>
+        <p className="text-center text-sm text-muted-foreground">
+          已有账号？{" "}
+          <Link href="/login" className="text-primary underline-offset-4 hover:underline">
+            立即登录
+          </Link>
+        </p>
+      </CardContent>
+    </Card>
   )
 }