body{margin:0;font-family:Arial,sans-serif;background:#050505;color:#fff}nav{display:flex;justify-content:space-between;padding:20px 8%;position:fixed;width:84%;background:rgba(0,0,0,.4);backdrop-filter:blur(8px)}ul{display:flex;gap:20px;list-style:none}a{color:#fff;text-decoration:none}.hero{height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;background:linear-gradient(#0008,#000),radial-gradient(circle at top,#234,#000)}h1{font-size:4rem;color:gold}.btn{background:gold;color:#000;padding:14px 28px;border-radius:30px}section{padding:80px 8%}.card{background:#111;padding:20px;margin:10px 0;border-radius:12px}