:root{
  --bg:#0a0a0e;
  --card:#12121a;
  --text:#eaeaf0;
  --muted:#b8b8c6;
  --line:rgba(255,255,255,.10);
  --accent:#00dcff;
  --accent2:#ff4bd8;
  --radius:16px;
  --max:980px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, "Inter", Arial, sans-serif;
  background: radial-gradient(1000px 500px at 15% 20%, rgba(0,220,255,.12), transparent 60%),
              radial-gradient(1000px 500px at 85% 40%, rgba(255,75,216,.10), transparent 60%),
              var(--bg);
  color:var(--text);
  line-height:1.65;
}

a{color:inherit}
a:hover{opacity:.9}

.container{max-width:var(--max); margin:0 auto; padding:22px 16px 56px}
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 16px; border:1px solid var(--line); border-radius:var(--radius);
  background:rgba(18,18,26,.75); backdrop-filter: blur(10px);
}
.brand{display:flex; gap:10px; align-items:center; text-decoration:none}
.brand-badge{
  width:34px;height:34px;border-radius:999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display:grid; place-items:center; font-weight:800; color:#0a0a0e;
}
.brand-title{font-weight:800; letter-spacing:.2px}
.nav{display:flex; gap:10px; flex-wrap:wrap}
.nav a{font-size:14px; color:var(--muted); text-decoration:none}
.nav a.active{color:var(--text)}

.hero{margin-top:18px; padding:18px 18px; border:1px solid var(--line); border-radius:var(--radius); background:rgba(18,18,26,.55)}
.hero h1{margin:0 0 6px 0; font-size:28px}
.hero p{margin:0; color:var(--muted)}

.card{margin-top:16px; padding:16px 18px; border:1px solid var(--line); border-radius:var(--radius); background:rgba(18,18,26,.55)}
.card h2{margin:0 0 10px 0; font-size:20px}
.card h3{margin:18px 0 8px; font-size:16px; color:var(--text)}
.card p, .card li{color:var(--muted)}
.card ul, .card ol{margin:8px 0 0 18px}

.cta-row{display:flex; gap:10px; flex-wrap:wrap; margin-top:12px}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 12px; border-radius:999px; text-decoration:none;
  border:1px solid var(--line); background:rgba(255,255,255,.06);
  color:var(--text); font-weight:700; font-size:14px;
}
.btn.primary{border-color:rgba(0,220,255,.35); background:rgba(0,220,255,.10)}
.btn.secondary{border-color:rgba(255,75,216,.30); background:rgba(255,75,216,.10)}
.small{font-size:13px;color:var(--muted)}

.hr{height:1px; background:var(--line); margin:16px 0}

.faq details{
  border:1px solid var(--line);
  border-radius:12px;
  padding:10px 12px;
  background:rgba(255,255,255,.04);
  margin:10px 0;
}
.faq summary{cursor:pointer; font-weight:700; color:var(--text)}
.faq p{margin:8px 0 0; color:var(--muted)}

.footer{
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid var(--line);
  display:flex; gap:10px; flex-wrap:wrap; justify-content:space-between; align-items:center;
}
.footer a{color:var(--muted); text-decoration:none; font-size:13px}
.footer a:hover{color:var(--text)}