body{margin:0;background:#080808;color:white;font-family:Inter,Arial,sans-serif}
nav{position:fixed;width:100%;top:0;display:flex;justify-content:space-between;padding:20px 40px;background:rgba(0,0,0,.85);backdrop-filter:blur(10px)}
nav a{color:#d4af37;margin-left:20px;text-decoration:none}
.brand{color:#d4af37;font-weight:bold}
.hero{height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;background:linear-gradient(rgba(0,0,0,.7),rgba(0,0,0,.9)),url('https://images.unsplash.com/photo-1492691527719-9d1e07e534b4?q=80&w=1800') center/cover}
.logo{max-width:320px}
h1{font-size:4.5rem;margin:10px 0}
h2{color:#d4af37}
.btn,button{background:#d4af37;color:black;padding:14px 28px;text-decoration:none;border:none;border-radius:6px}
section{padding:100px 10%}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.card{background:#151515;padding:25px;border-radius:12px;transition:.3s}
.card:hover{transform:translateY(-5px)}
form{display:flex;flex-direction:column;gap:10px;max-width:600px;margin:auto}
input,textarea{padding:12px;background:#111;border:1px solid #333;color:white}
textarea{height:120px}
.whatsapp{position:fixed;right:20px;bottom:20px;background:#d4af37;color:black;padding:12px 18px;border-radius:30px;text-decoration:none}
footer{text-align:center;padding:30px;border-top:1px solid #222}