:root {
  --bg: #0a0908;
  --bg-elevated: #141210;
  --text: #f2efe9;
  --text-dim: #a49e94;
  --text-faint: #6b655c;
  --accent: #e8a44c;
  --line: rgba(255, 255, 255, 0.08);
  --max: 720px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

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

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* Header */
header {
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
  background: rgba(10, 9, 8, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  z-index: 10;
}
header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.logo { font-weight: 700; letter-spacing: 0.14em; font-size: 18px; color: var(--text); }
.logo span { color: var(--accent); }
nav a { color: var(--text-dim); margin-left: 22px; font-size: 14px; font-weight: 500; }
nav a:hover { color: var(--text); text-decoration: none; }

/* Hero */
.hero { padding: 96px 0 72px; text-align: center; }
.hero .badge {
  display: inline-block; font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent); border: 1px solid rgba(232, 164, 76, 0.35);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 28px;
}
.hero h1 { font-size: 64px; letter-spacing: 0.06em; font-weight: 800; line-height: 1.05; }
.hero h1 span { color: var(--accent); }
.hero .tagline { font-size: 22px; color: var(--text); margin-top: 20px; font-weight: 300; }
.hero p.sub { color: var(--text-dim); margin-top: 18px; max-width: 520px; margin-left: auto; margin-right: auto; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 64px 0; }
.feature { background: var(--bg-elevated); border: 1px solid var(--line); border-radius: 16px; padding: 24px; text-align: left; }
.feature .ic { font-size: 22px; margin-bottom: 10px; }
.feature h3 { font-size: 16px; margin-bottom: 6px; }
.feature p { font-size: 14px; color: var(--text-dim); }

/* Content pages */
.doc { padding: 56px 0 96px; }
.doc h1 { font-size: 34px; letter-spacing: 0.02em; margin-bottom: 6px; }
.doc .updated { color: var(--text-faint); font-size: 14px; margin-bottom: 40px; }
.doc h2 { font-size: 19px; margin: 36px 0 10px; color: var(--text); }
.doc p, .doc li { color: var(--text-dim); margin-bottom: 12px; }
.doc strong { color: var(--text); font-weight: 600; }
.doc ul { padding-left: 22px; margin-bottom: 12px; }
.doc li { margin-bottom: 6px; }
.doc .lead { color: var(--text); font-size: 18px; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 36px 0; color: var(--text-faint); font-size: 14px; }
footer .wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px; }
footer a { color: var(--text-dim); margin-left: 20px; }
footer a:first-child { margin-left: 0; }
footer .links { display: flex; gap: 20px; }
footer .links a { margin-left: 0; }

@media (max-width: 640px) {
  .hero h1 { font-size: 46px; }
  .hero { padding: 64px 0 48px; }
  .features { grid-template-columns: 1fr; }
  footer .wrap { flex-direction: column; align-items: flex-start; }
}