body{margin:0;font-family:Arial;background:#0f172a;color:white}
.hero{text-align:center;padding:60px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px}
.card{padding:30px;background:rgba(255,255,255,.1);border-radius:16px;text-decoration:none;color:white}
.card:hover{transform:translateY(-5px)}