body{font-family:Inter,Arial,sans-serif;margin:0;background:#fafafa}.container{padding:40px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}.card{background:#fff;padding:16px;border-radius:10px}.btn{display:inline-block;background:#000;color:#fff;padding:12px 20px;text-decoration:none}