body{font-family:Arial,sans-serif;margin:0;color:#233}header{background:linear-gradient(90deg,#0b3d91,#1f6feb);color:#fff;padding:70px 20px;text-align:center}nav{background:#082b63;padding:12px}nav a{color:#fff;margin:0 12px;text-decoration:none}section{max-width:1100px;margin:auto;padding:50px 20px}.cards{display:flex;flex-wrap:wrap;gap:16px}.card{flex:1;min-width:220px;border:1px solid #ddd;padding:18px;border-radius:10px}.cta{background:#f4b400;padding:12px 20px;border-radius:6px;color:#000;text-decoration:none}footer{background:#111;color:#fff;text-align:center;padding:20px}