auto-trade/app/(auth)/layout.tsx

import { Header } from "@/features/layout/components/header";
import { createClient } from "@/utils/supabase/server";

export default async function AuthLayout({
  children,
}: {
  children: React.ReactNode;
}) {
  const supabase = await createClient();
  const {
    data: { user },
  } = await supabase.auth.getUser();

  return (
    <div className="relative flex min-h-screen flex-col items-center justify-center overflow-hidden bg-linear-to-br from-gray-50 via-white to-gray-100 dark:from-black dark:via-gray-950 dark:to-gray-900">
      {/* ========== 헤더 (홈 이동용) ========== */}
      <Header user={user} />

      {/* ========== 배경 그라디언트 레이어 ========== */}
      <div className="absolute inset-0 bg-[radial-gradient(ellipse_at_top_right,var(--tw-gradient-stops))] from-gray-200/30 via-gray-100/15 to-transparent dark:from-gray-800/30 dark:via-gray-900/20" />
      <div className="absolute inset-0 bg-[radial-gradient(ellipse_at_bottom_left,var(--tw-gradient-stops))] from-gray-300/30 via-gray-200/15 to-transparent dark:from-gray-700/30 dark:via-gray-800/20" />

      {/* ========== 애니메이션 블러 효과 ========== */}
      <div className="absolute left-1/4 top-1/4 h-64 w-64 animate-pulse rounded-full bg-gray-300/20 blur-3xl dark:bg-gray-700/20" />
      <div className="absolute bottom-1/4 right-1/4 h-64 w-64 animate-pulse rounded-full bg-gray-400/20 blur-3xl delay-700 dark:bg-gray-600/20" />

      {/* ========== 메인 콘텐츠 영역 (중앙 정렬) ========== */}
      <main className="z-10 flex w-full flex-1 flex-col items-center justify-center px-4 py-12">
        {children}
      </main>
    </div>
  );
}