feat: login/register pages, login dialog, homepage with game categories and player/shop cards

Use standardSchemaResolver instead of zodResolver to work around
Zod v4 type incompatibility with @hookform/resolvers.

app/(auth)/login/page.tsx

@@ -1,8 +1,66 @@
+"use client"
+
+import { standardSchemaResolver } from "@hookform/resolvers/standard-schema"
+import { Gamepad2 } from "lucide-react"
+import Link from "next/link"
+import { useRouter } from "next/navigation"
+import { useForm } from "react-hook-form"
+import { z } from "zod"
+import { Button } from "@/components/ui/button"
+import { Input } from "@/components/ui/input"
+import { Label } from "@/components/ui/label"
+import { useAuthStore } from "@/store/auth"
+
+const loginSchema = z.object({
+  phone: z.string().min(11, "请输入正确的手机号"),
+  password: z.string().min(6, "密码至少6位"),
+})
+
 export default function LoginPage() {
+  const router = useRouter()
+  const { login } = useAuthStore()
+  const {
+    register,
+    handleSubmit,
+    formState: { errors, isSubmitting },
+  } = useForm({
+    resolver: standardSchemaResolver(loginSchema),
+  })
+
+  const onSubmit = async (_data: z.infer<typeof loginSchema>) => {
+    await new Promise((r) => setTimeout(r, 500))
+    login()
+    router.push("/")
+  }
+
   return (
-    <div>
-      <h1 className="text-2xl font-bold">登录</h1>
-      <p className="mt-2 text-sm text-muted-foreground">登录你的聚玩账号</p>
+    <div className="space-y-6">
+      <div className="flex flex-col items-center gap-2">
+        <Gamepad2 className="h-8 w-8" />
+        <h1 className="text-2xl font-bold">登录聚玩</h1>
+        <p className="text-sm text-muted-foreground">输入你的账号信息</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>
   )
 }