:root {
  color-scheme: dark;
  --bg: #07080c;
  --surface: #11131a;
  --surface2: #191c26;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f4f6fa;
  --dim: #b5baca;
  --muted: #7d8396;
  --volt: #d4ff3f;
  --cyan: #3ddcff;
  --violet: #8b6cff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  background-image: radial-gradient(60% 40% at 10% 0%, rgba(212, 255, 63, 0.10), transparent 70%),
    radial-gradient(50% 40% at 100% 30%, rgba(139, 108, 255, 0.12), transparent 70%);
  background-repeat: no-repeat;
  color: var(--text);
  font: 16px/1.65 "Sora", system-ui, -apple-system, "Segoe UI", sans-serif;
}
a { color: var(--cyan); }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 16px; }
header { padding: 20px 0; }
header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 800; letter-spacing: 0.5px; }
.brand img { width: 40px; height: 40px; }
.brand b { color: var(--volt); }
nav { display: flex; gap: 16px; flex-wrap: wrap; }
nav a { color: var(--dim); text-decoration: none; font-size: 14px; }
nav a:hover { color: var(--text); }
.hero { padding: 48px 0 32px; }
.hero h1 { font-size: clamp(36px, 8vw, 64px); line-height: 1.05; margin: 0 0 16px; font-weight: 800; }
.hero h1 span { color: var(--volt); }
.hero p { color: var(--dim); max-width: 620px; font-size: 18px; margin: 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; margin: 32px 0; }
.card { background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.015)); border: 1px solid var(--border); border-radius: 22px; padding: 20px; }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p { margin: 0; color: var(--dim); font-size: 15px; }
.dot { width: 40px; height: 40px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 12px; font-size: 20px; }
h2 { font-size: 26px; margin: 48px 0 12px; }
.doc h2 { font-size: 19px; margin: 32px 0 8px; color: var(--volt); }
.doc p, .doc li { color: var(--dim); }
.doc ul { padding-left: 20px; }
.muted { color: var(--muted); font-size: 14px; }
.btn { display: inline-block; background: linear-gradient(90deg, var(--volt), var(--cyan)); color: #0a0b0f; font-weight: 700; padding: 12px 22px; border-radius: 999px; text-decoration: none; }
footer { border-top: 1px solid var(--border); margin-top: 64px; padding: 24px 0 40px; }
footer .wrap { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
footer a { color: var(--dim); font-size: 14px; margin-right: 16px; text-decoration: none; }