:root {
  --bg: #0B0C10;
  --bg-elev: #14161C;
  --text: #F5F6F8;
  --text-dim: #A6ACB8;
  --text-muted: #7C8290;
  --accent: #5BE3C5;
  --border: #1F232C;
  --max-width: 760px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

main {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px 64px;
}

footer {
  border-top: 1px solid var(--border);
  padding: 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

/* Landing hero */
.hero {
  text-align: center;
  padding-top: 96px;
}
.hero h1 {
  font-size: 56px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.tagline {
  font-size: 18px;
  color: var(--text-dim);
  margin: 0 0 40px;
}
.links {
  display: inline-flex;
  flex-direction: column;
  gap: 12px;
}
.links a {
  padding: 12px 24px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-elev);
  color: var(--text);
  font-weight: 500;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.links a:hover {
  border-color: var(--accent);
  text-decoration: none;
  transform: translateY(-1px);
}

/* Document pages */
.doc-meta {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 32px;
}
.doc-meta a { color: var(--text-dim); }

main h1 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}
main h2 {
  font-size: 22px;
  font-weight: 600;
  margin: 40px 0 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
main h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-dim);
  margin: 24px 0 8px;
}

main p, main li {
  color: var(--text);
}
main p { margin: 12px 0; }
main strong { color: var(--text); font-weight: 600; }

main ul, main ol {
  padding-left: 22px;
  margin: 12px 0;
}
main li { margin: 6px 0; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}
th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
th {
  color: var(--text-dim);
  font-weight: 600;
  background: var(--bg-elev);
}

code {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  font-size: 13px;
  background: var(--bg-elev);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.back-link {
  display: inline-block;
  margin-bottom: 24px;
  font-size: 14px;
}