:root{
  --bg:#0b0b0d;
  --surface:#121214;
  --surface-2:#16161a;
  --border:#242428;
  --text:#f5f5f5;
  --muted:#b3b3b3;
  --gold:#d4af37;
  --gold-2:#b8962e;
  --shadow:0 18px 48px rgba(0,0,0,.65);
  --radius:18px;
  --radius-lg:26px;
  --max:1120px;
}

*{box-sizing:border-box}

body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
}

a{text-decoration:none;color:inherit}
.container{width:min(var(--max),92vw);margin:0 auto}

header{
  position:sticky;
  top:0;
  z-index:10;
  background:rgba(11,11,13,.75);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 0;
}

.brand{
  font-weight:900;
  letter-spacing:.6px;
}

.nav a{
  margin-left:18px;
  color:var(--muted);
  font-weight:700;
}
.nav a:hover{color:var(--gold)}

.btn{
  display:inline-block;
  padding:12px 18px;
  border-radius:14px;
  font-weight:900;
}
.btn-primary{
  background:linear-gradient(135deg,var(--gold),var(--gold-2));
  color:#0b0b0d;
  box-shadow:0 10px 30px rgba(212,175,55,.35);
}

section{padding:64px 0}

.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:24px;
  box-shadow:var(--shadow);
}

h1,h2,h3{margin-top:0}
.lead{color:var(--muted)}

footer{
  border-top:1px solid var(--border);
  padding:30px 0;
  color:var(--muted);
  font-size:13px;
  text-align:center;
}