body{margin:0;font-family:Arial,sans-serif;background:#0b0b0b;color:#fff}
header{display:flex;justify-content:space-between;align-items:center;padding:20px 8%;position:sticky;top:0;background:#111}
.logo{font-size:32px;font-weight:bold}.logo span{color:#46d34a}
nav a{color:#fff;text-decoration:none;margin-left:20px}
.hero{padding:90px 8%;background:linear-gradient(135deg,#101010,#1a1a1a)}
.hero h1{font-size:48px;margin:0}.hero p{max-width:700px;color:#ccc}
.btn{display:inline-block;margin:10px 10px 0 0;padding:14px 24px;background:#39c94a;color:#000;font-weight:bold;border-radius:8px;text-decoration:none}
section{padding:70px 8%}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.card{background:#151515;padding:24px;border:1px solid #2c2c2c;border-radius:14px}
footer{padding:30px;text-align:center;background:#111;color:#aaa}