body{margin:0;background:#04101d;color:#fff;font-family:Arial}
header{padding:25px;display:flex;justify-content:space-between;background:#020914}
.hero{min-height:600px;padding:80px;background:linear-gradient(135deg,#061426,#123b60)}
h1{font-size:48px}.products{padding:50px}.card{display:inline-block;padding:35px;margin:15px;background:#102b45;border-radius:12px}
button{padding:15px 25px;background:#168cff;color:white;border:0;border-radius:8px}