body{margin:0;font-family:Arial,sans-serif;color:white;background:#020814;background-image:linear-gradient(rgba(2,8,20,.85),rgba(2,8,20,.92)),repeating-linear-gradient(90deg,rgba(0,140,255,.08)0,rgba(0,140,255,.08)1px,transparent 1px,transparent 40px)}.hero{text-align:center;padding:80px 20px}section{padding:30px 20px;max-width:1000px;margin:auto}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.card{border:1px solid rgba(255,255,255,.2);padding:20px;border-radius:14px;background:rgba(255,255,255,.05)}.btn,.wa{display:inline-block;padding:12px 18px;border:1px solid white;border-radius:999px;color:white;text-decoration:none}footer{text-align:center;padding:25px}footer a{color:white}.wa{position:fixed;right:20px;bottom:20px;background:rgba(37,211,102,.4)}