:root {
  --bg: #0b1220;
  --bg-2: #111a2e;
  --text: #e8ecf4;
  --muted: #9aa5b8;
  --accent: #6ea8fe;
  --line: rgba(255, 255, 255, 0.08);
  --max: 720px;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font: 16px/1.6 Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(110, 168, 254, 0.18), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(110, 168, 254, 0.10), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header, footer {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: 18px;
}
.brand:hover { text-decoration: none; }
.brand svg { width: 28px; height: 28px; }

main { flex: 1; width: 100%; }

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 18vh 32px 12vh;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 28px 0 16px;
  font-size: clamp(40px, 7vw, 72px);
  line-height: 1.05;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.hero p {
  margin: 0 auto;
  max-width: 460px;
  color: var(--muted);
  font-size: 18px;
}

.doc {
  max-width: var(--max);
  margin: 0 auto;
  padding: 48px 32px 80px;
}
.doc h1 { font-size: 40px; letter-spacing: -0.01em; margin: 0 0 8px; }
.doc .updated { color: var(--muted); margin: 0 0 40px; }
.doc h2 { font-size: 20px; margin: 40px 0 8px; }
.doc p, .doc li { color: #cdd5e3; }
.doc ul { padding-left: 22px; }

footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
footer nav { display: flex; gap: 24px; }
footer a { color: var(--muted); }