body{margin:0;font-family:Arial;background:#0b0f1a;color:white}
.nav{display:flex;justify-content:space-between;padding:20px;background:#111a2e}
.nav a{color:#ccc;margin-left:15px;text-decoration:none}
.logo{font-weight:bold}
.hero{padding:80px;text-align:center}
.btn{background:#4f7cff;color:white;padding:10px 20px;border-radius:6px;display:inline-block;margin-top:10px;text-decoration:none}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:40px}
.card{background:#1a2440;padding:20px;border-radius:10px}
.section{padding:60px}
.input{padding:10px;width:250px;margin-top:10px}
footer{text-align:center;padding:20px;background:#111a2e}