body{margin:0;font-family:Arial;background:#0f172a;color:white}
nav{background:#020617;padding:15px;text-align:center}
nav a{color:white;margin:0 15px;text-decoration:none;font-weight:bold}
header{padding:80px 20px;text-align:center;background:linear-gradient(135deg,#020617,#1e293b)}
section{padding:60px 20px;max-width:1000px;margin:auto}
h1,h2{margin-top:0}
.cardwrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.card{background:#1e293b;padding:20px;border-radius:14px}
img{max-width:100%;border-radius:14px}
footer{text-align:center;padding:40px;color:#94a3b8}
input,textarea{width:100%;padding:12px;margin:8px 0;border:none;border-radius:8px}
button{background:#22c55e;color:white;border:none;padding:12px 20px;border-radius:8px;cursor:pointer}