:root {
  --bg: #0A0A0F;
  --surface: #12121a;
  --border: #242432;
  --text: #f1ecff;
  --muted: #9a94b0;
  --accent: #a78bfa;
  --accent-strong: #7c3aed;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: #c4b5fd; text-decoration: underline; }

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 24px 96px;
}

.hero {
  text-align: center;
  margin-bottom: 48px;
}

.hero .icon {
  border-radius: 24px;
  margin-bottom: 20px;
  box-shadow: 0 10px 40px rgba(124, 58, 237, 0.25);
}

.hero h1 {
  font-size: 48px;
  font-weight: 700;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

.hero .tagline {
  color: var(--muted);
  font-size: 20px;
  margin: 0;
}

.lead p {
  font-size: 18px;
  color: #d9d4ed;
}

.tabs {
  margin: 56px 0 64px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.tab {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 28px;
}

.tab h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 10px;
  color: var(--accent);
  letter-spacing: -0.01em;
}

.tab p {
  margin: 0;
  font-size: 16px;
  color: #d9d4ed;
  line-height: 1.6;
}

.foot {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

.foot .links {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.foot .copy { margin: 0; }

.doc h1 {
  font-size: 32px;
  font-weight: 700;
  margin: 0 0 8px;
}

.doc .meta {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 32px;
}

.doc h2 {
  font-size: 20px;
  font-weight: 600;
  margin: 40px 0 8px;
  color: var(--accent);
}

.doc p {
  font-size: 16px;
  color: #d9d4ed;
  line-height: 1.6;
}

.topnav {
  margin-bottom: 32px;
  font-size: 15px;
}
.topnav a { color: var(--muted); }
.topnav a:hover { color: var(--accent); }