body{margin:0;font-family:Arial,sans-serif;background:#0b0f1a;color:#fff}header{display:flex;justify-content:space-between;align-items:center;padding:20px 60px;background:transparent}nav a{color:#fff;text-decoration:none;margin:0 15px}nav a:hover{color:#00c3ff}.hero{padding:100px 60px}h1{font-size:48px}button{padding:12px 24px;background:linear-gradient(90deg,#00c3ff,#6a00ff);border:none;color:#fff;border-radius:8px}