:root {
  --bg: #020617;
  --accent: #22c55e;
  --accent-soft: rgba(34, 197, 94, 0.15);
  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: #1f2937;
  --code-bg: rgba(15, 23, 42, 0.9);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #0f172a 0, #020617 45%, #000 100%);
  color: var(--text);
  min-height: 100vh;
  padding: 2rem 1rem 3rem;
  display: flex;
  justify-content: center;
}
.page {
  max-width: 900px;
  width: 100%;
  border-radius: 1rem;
  border: 1px solid var(--border);
  padding: 1.75rem 1.75rem 2rem;
  background: radial-gradient(circle at top left, #020617 0, #020617 60%, #000 100%);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
}
header { margin-bottom: 1.25rem; }
header .top { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 0.5rem; }
header h1 { font-size: 1.4rem; letter-spacing: 0.15em; text-transform: uppercase; }
header h1 span { color: var(--accent); font-weight: 600; }
header .tagline { font-size: 0.85rem; color: var(--muted); }
nav.tabs { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 0.9rem; }
nav.tabs a {
  font-size: 0.8rem; padding: 0.3rem 0.8rem; border-radius: 999px;
  border: 1px solid var(--border); color: var(--muted);
}
nav.tabs a.active { border-color: var(--accent); color: var(--text); background: var(--accent-soft); }
nav.toc { font-size: 0.8rem; color: var(--muted); margin: 0.5rem 0 0.5rem; line-height: 1.8; }
nav.toc a { margin-right: 0.8rem; }
h2 { font-size: 1.1rem; margin-top: 1.6rem; margin-bottom: 0.5rem; scroll-margin-top: 1rem; }
h3 { font-size: 0.95rem; margin-top: 1rem; margin-bottom: 0.3rem; }
p { font-size: 0.9rem; color: var(--muted); line-height: 1.6; margin-bottom: 0.5rem; }
ul, ol { margin-left: 1.2rem; margin-bottom: 0.5rem; }
li { font-size: 0.9rem; color: var(--muted); margin-bottom: 0.25rem; line-height: 1.55; }
strong { color: var(--text); font-weight: 600; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem; background: var(--code-bg); padding: 0.05rem 0.35rem; border-radius: 0.25rem;
  overflow-wrap: anywhere;
}
pre {
  margin: 0.4rem 0 0.8rem; padding: 0.7rem 0.8rem; background: var(--code-bg);
  border-radius: 0.5rem; border: 1px solid var(--border); overflow-x: auto; font-size: 0.8rem; line-height: 1.5;
}
pre code { background: none; padding: 0; overflow-wrap: normal; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.card {
  margin-top: 0.8rem; padding: 0.75rem 0.9rem; border-radius: 0.6rem; border: 1px solid var(--border);
  background: radial-gradient(circle at top left, rgba(34,197,94,0.06), #020617 45%, #020617 100%);
}
.table-wrap { overflow-x: auto; margin: 0.4rem 0 0.8rem; }
table { border-collapse: collapse; width: 100%; font-size: 0.82rem; }
th, td { text-align: left; padding: 0.45rem 0.6rem; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--text); font-weight: 600; }
td { color: var(--muted); }
.tag { font-size: 0.7rem; padding: 0.05rem 0.45rem; border-radius: 999px; border: 1px solid var(--border); white-space: nowrap; }
.tag.public { color: var(--accent); border-color: rgba(34,197,94,0.4); }
.tag.auth { color: #f59e0b; border-color: rgba(245,158,11,0.4); }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 999px; margin-right: 0.35rem; vertical-align: middle; }
footer { margin-top: 2rem; font-size: 0.75rem; color: var(--muted); border-top: 1px solid var(--border); padding-top: 0.8rem; }
@media (max-width: 600px) { .page { padding: 1.2rem 1rem 1.5rem; } }

/* ---------- Shared header and flat nav (same on every docs page) ---------- */
header .top { display: flex; align-items: baseline; justify-content: space-between; gap: 0.5rem 1rem; flex-wrap: nowrap; min-height: 2rem; }
header .brand { color: inherit; text-decoration: none; flex: none; }
header .brand:hover { text-decoration: none; }
header .tagline { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; text-align: right; }
nav.tabs { display: flex; align-items: center; gap: 0.75rem; margin-top: 0.9rem; flex-wrap: nowrap;
  border-bottom: 1px solid var(--border); padding-bottom: 0.6rem; }
nav.tabs .tabs-main { display: flex; gap: 0.35rem; flex: 1; min-width: 0; overflow-x: auto; scrollbar-width: none; }
nav.tabs .tabs-main::-webkit-scrollbar { display: none; }
nav.tabs a { flex: none; font-size: 0.82rem; line-height: 1; padding: 0.45rem 0.85rem; border-radius: 999px;
  border: 1px solid transparent; color: var(--muted); white-space: nowrap; transition: color 0.15s, background 0.15s, border-color 0.15s; }
nav.tabs a:hover { color: var(--text); background: rgba(148,163,184,0.1); text-decoration: none; }
nav.tabs a.active { color: var(--text); background: var(--accent-soft); border-color: rgba(34,197,94,0.45); }
nav.tabs a.tabs-map { flex: none; color: #02130a; background: var(--accent); font-weight: 700; }
nav.tabs a.tabs-map:hover { filter: brightness(1.08); background: var(--accent); color: #02130a; }
.doc-meta { font-size: 0.8rem; color: var(--muted); margin: 0 0 0.6rem; }
@media (max-width: 600px) {
  header .tagline { display: none; }
  nav.tabs { flex-wrap: wrap; }
  nav.tabs .tabs-main { order: 2; flex-basis: 100%; flex-wrap: wrap; overflow: visible; gap: 0.3rem; }
  nav.tabs .tabs-main a { padding: 0.42rem 0.62rem; font-size: 0.8rem; }
  nav.tabs a.tabs-map { order: 1; margin-left: auto; }
}