:root{
  --bg:#0b0c10;
  --card:#12131a;
  --text:#f4f5f7;
  --muted:#a8adbd;
  --accent:#6ee7ff;
  --border:rgba(255,255,255,.10);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius:16px;
  --max: 980px;
  --pad: 18px;
  --pad2: 26px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:
    radial-gradient(1200px 800px at 20% -10%, rgba(110,231,255,.18), transparent 60%),
    radial-gradient(900px 700px at 95% 0%, rgba(167,139,250,.14), transparent 55%),
    var(--bg);
  line-height:1.5;
}

a{color:inherit}
.container{max-width:var(--max); margin:0 auto; padding:0 var(--pad)}
.muted{color:var(--muted)}

.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,12,16,.65);
  border-bottom:1px solid var(--border);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px var(--pad);
}
.brand{
  font-weight:800;
  letter-spacing:.2px;
  text-decoration:none;
}
.nav{display:flex; gap:14px; flex-wrap:wrap}
.nav a{
  text-decoration:none;
  color:var(--muted);
  padding:8px 10px;
  border-radius:10px;
}
.nav a:hover{color:var(--text); background:rgba(255,255,255,.06)}

.hero{padding: 44px 0 26px}
.hero h1{margin:0 0 8px; font-size: 42px; letter-spacing: -0.5px}
.lead{margin:0; color:var(--muted); max-width: 68ch}

.cta-row{display:flex; gap:12px; flex-wrap:wrap; margin-top:18px}
.btn{
  display:inline-block;
  text-decoration:none;
  background: linear-gradient(135deg, rgba(110,231,255,.22), rgba(167,139,250,.18));
  border: 1px solid var(--border);
  padding: 10px 14px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}
.btn:hover{transform: translateY(-1px)}
.btn-ghost{
  background: transparent;
  box-shadow:none;
}

.card{
  background: rgba(18,19,26,.85);
  border:1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--pad2);
  box-shadow: var(--shadow);
  margin: 16px 0;
}

.support-box{
  background: rgba(255,255,255,.04);
  border:1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
}

.grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 22px 0 46px;
}
.tile{
  display:block;
  text-decoration:none;
  background: rgba(18,19,26,.55);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.tile:hover{background: rgba(18,19,26,.8)}
.tile h3{margin:0 0 6px}
.tile p{margin:0; color:var(--muted)}

.site-footer{
  border-top:1px solid var(--border);
  background: rgba(11,12,16,.65);
  padding: 18px 0;
}
.footer-inner{
  display:flex; align-items:center; justify-content:space-between; gap: 12px;
  flex-wrap:wrap;
}
.footer-links{display:flex; gap:12px; flex-wrap:wrap}
.footer-links a{color:var(--muted); text-decoration:none}
.footer-links a:hover{color:var(--text)}

h2{margin-top:0}
h3{margin-top:20px}

.legal h1{margin: 26px 0 8px}
.legal .card{margin-top:18px}
.legal p, .legal li{color: rgba(244,245,247,.92)}
.legal .muted{color: var(--muted)}

@media (max-width: 820px){
  .grid{grid-template-columns: 1fr}
  .hero h1{font-size: 34px}
}