const Index = () => {
  return (
    <div className="min-h-screen bg-gradient-to-b from-background via-secondary/40 to-background text-foreground">
      <main className="flex min-h-screen items-center justify-center px-4">
        <section className="relative w-full max-w-xl animate-in fade-in-0 slide-in-from-bottom-4 duration-700">
          <div
            className="pointer-events-none absolute inset-0 -z-10 opacity-80 [background-image:radial-gradient(circle_at_top,hsl(var(--primary))/0.18,transparent_60%),radial-gradient(circle_at_bottom,hsl(var(--accent))/0.18,transparent_60%)]"
            aria-hidden="true"
          />

          <article className="relative overflow-hidden rounded-3xl border border-border/60 bg-card/90 shadow-xl shadow-primary/10 backdrop-blur-xl">
            <div
              className="pointer-events-none absolute inset-x-16 -top-16 h-32 bg-gradient-to-br from-primary/30 via-accent/20 to-transparent opacity-80 blur-3xl"
              aria-hidden="true"
            />

            <header className="space-y-3 px-8 pt-10 pb-6 text-center">
              <p className="mx-auto inline-flex items-center gap-2 rounded-full bg-secondary/80 px-4 py-1 text-xs font-medium tracking-wide text-secondary-foreground/80 ring-1 ring-border/80">
                <span className="inline-flex h-5 w-5 items-center justify-center rounded-full bg-destructive text-[0.6rem] font-semibold leading-none text-destructive-foreground">
                  18+
                </span>
                <span>Vérification d&apos;âge requise</span>
              </p>

              <h1 className="text-balance text-3xl font-semibold tracking-tight sm:text-4xl">
                Vérification d&apos;âge
              </h1>

              <p className="text-balance text-base text-muted-foreground sm:text-lg">
                Si vous avez plus de 18 ans, appuyez sur le bouton ci-dessous.
              </p>
            </header>

            <div className="px-8 pb-10 text-center">
              <button
                type="button"
                className="inline-flex h-11 items-center justify-center rounded-full bg-primary px-8 text-sm font-semibold text-primary-foreground shadow-md shadow-primary/30 outline-none transition-transform duration-300 hover:-translate-y-0.5 hover:shadow-lg hover:shadow-primary/40 focus-visible:-translate-y-0.5 focus-visible:shadow-lg focus-visible:shadow-primary/50 focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background active:translate-y-0 active:shadow-md"
              >
                Continuer
              </button>

              <p className="mt-4 text-xs text-muted-foreground">
                En cliquant sur &laquo; Continuer &raquo;, vous confirmez avoir plus de 18 ans.
              </p>
            </div>
          </article>
        </section>
      </main>
    </div>
  );
};

export default Index;