body{font-family:Arial,sans-serif;margin:0;color:#222}header{background:#1e3a8a;color:#fff;position:sticky;top:0}.wrap{max-width:1100px;margin:auto;padding:20px}.hero{background:linear-gradient(135deg,#2563eb,#4f46e5);color:#fff;padding:80px 20px}.btn{display:inline-block;background:#fff;color:#1e3a8a;padding:12px 20px;border-radius:8px;text-decoration:none;font-weight:bold}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}.card{box-shadow:0 2px 10px #ccc;padding:18px;border-radius:10px}.alt{background:#f4f7fb;padding:40px 0}footer{background:#111827;color:#fff}nav a,footer a{color:#fff;margin-left:15px;text-decoration:none}