body{font-family:Arial,sans-serif;margin:0;background:#f4f7fb;color:#1c2735}header{background:#071b34;padding:20px}nav{display:flex;justify-content:space-between;align-items:center}nav a{color:white;text-decoration:none;margin-left:20px}.hero{background:#071b34;color:white;padding:120px 20px}.container{max-width:1100px;margin:auto;padding:70px 20px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}.card{background:white;padding:30px;border-radius:12px;box-shadow:0 3px 12px rgba(0,0,0,.08)}footer{background:#041325;color:white;padding:40px;text-align:center}.btn{display:inline-block;padding:12px 24px;background:#00a878;color:white;text-decoration:none;border-radius:6px;margin-top:20px}