body{font-family:Arial,Helvetica,sans-serif;margin:0;background:#0b1220;color:#eee}
.header{background:#111;padding:15px}
.nav{display:flex;justify-content:space-between;align-items:center}
.nav a{color:white;margin-right:15px;text-decoration:none}
.logo{display:flex;align-items:center;gap:10px}
.logo img{width:40px}
.hero{padding:80px 20px;text-align:center;background:linear-gradient(120deg,#2f6bff,#00b3a4)}
.hero h1{margin:0 0 15px}
.section{padding:60px 20px;max-width:1000px;margin:auto}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.card{background:#1a2236;padding:20px;border-radius:10px}
.btn{display:inline-block;background:#2f6bff;color:white;padding:10px 16px;margin:10px;text-decoration:none;border-radius:6px}
.btn.secondary{background:#00b3a4}
.footer{text-align:center;padding:30px;background:#111;margin-top:60px}