:root {
  --bg: #0a0c0f;
  --bg-raise: #0e1116;
  --line: #1b212a;
  --line-strong: #2a323d;
  --text: #d8dee5;
  --muted: #6b7682;
  --accent: #5ecbb8;
  --accent-dim: rgba(94, 203, 184, 0.14);
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;
  --sidebar-w: 210px;
  --header-h: 48px;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
}

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

/* ── Header ─────────────────────────────────────────────── */

.docs-header {
  height: var(--header-h);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 20px;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  font-weight: 600;
  letter-spacing: 0.34em;
  font-size: 0.88rem;
  color: var(--text);
}

.docs-header-label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  border-left: 1px solid var(--line-strong);
  padding-left: 16px;
}

.docs-header-nav {
  margin-left: auto;
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--muted);
}

.docs-header-nav a { color: var(--muted); }
.docs-header-nav a:hover { color: var(--accent); }

/* ── Layout ─────────────────────────────────────────────── */

.docs-layout {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.docs-sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  overflow-y: auto;
  border-right: 1px solid var(--line);
}

.docs-main {
  flex: 1;
  overflow-y: auto;
  padding: 40px 48px 80px;
}

/* ── Sidebar accordion ──────────────────────────────────── */

details {
  border-bottom: 1px solid var(--line);
}

details summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  user-select: none;
  transition: color 120ms;
}

details summary::-webkit-details-marker { display: none; }

.docs-section-head,
.docs-section-head * {
  cursor: pointer;
}

details summary:hover { color: var(--text); }

details summary::after {
  content: "+";
  font-size: 0.9rem;
  transition: transform 160ms;
  flex-shrink: 0;
}

details[open] summary::after { transform: rotate(45deg); }

.docs-nav-list {
  list-style: none;
  margin: 0;
  padding: 4px 0 10px;
}

.docs-nav-link {
  display: block;
  padding: 6px 16px 6px 20px;
  font-size: 0.84rem;
  color: var(--muted);
  cursor: pointer;
  transition: color 120ms, background 120ms;
  border-left: 2px solid transparent;
  margin-left: -1px;
}

.docs-nav-link * {
  cursor: pointer;
}

.docs-nav-link--nested {
  padding-left: 32px;
  font-size: 0.8rem;
}

.docs-nav-group-label {
  padding: 12px 16px 4px 20px;
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
}

.docs-nav-link .soon-tag {
  margin-left: 6px;
  vertical-align: 1px;
}

.docs-nav-link:hover {
  color: var(--text);
  background: var(--bg-raise);
}

.docs-nav-link.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--accent-dim);
}

.docs-nav-item--soon {
  padding: 6px 16px 6px 20px;
  font-size: 0.84rem;
  color: var(--line-strong);
  display: flex;
  align-items: center;
  gap: 8px;
}

.docs-section-soon {
  border-bottom: 1px solid var(--line);
  pointer-events: none;
  cursor: default;
  color: var(--line-strong);
  display: flex;
  align-items: center;
  gap: 8px;
}

.docs-section-soon::after { content: none; }

.soon-tag {
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  padding: 1px 4px;
}

/* ── Doc content ────────────────────────────────────────── */

.doc-article {
  max-width: 680px;
}

.doc-article h1 {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.02em;
  margin: 0 0 28px;
}

.doc-article h2 {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 36px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.doc-article h3 {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  margin: 24px 0 8px;
}

.doc-article p {
  color: var(--muted);
  line-height: 1.7;
  margin: 0 0 14px;
}

.doc-article p strong,
.doc-article li strong { color: var(--text); font-weight: 600; }

.doc-article a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.doc-article a:hover {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.doc-article em { color: var(--accent); font-style: normal; }

.doc-article ul,
.doc-article ol {
  margin: 0 0 14px;
  color: var(--muted);
}

.doc-article li {
  line-height: 1.7;
  margin-bottom: 4px;
}

.doc-article li::marker {
  color: var(--accent);
}

.doc-article ol {
  font-variant-numeric: tabular-nums;
}

.doc-article ol > li::marker {
  font-size: 0.82rem;
  font-weight: 600;
}

.doc-article code {
  font-family: var(--mono);
  font-size: 0.82rem;
  background: var(--bg-raise);
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  padding: 1px 5px;
  color: var(--accent);
}

.doc-article pre {
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 16px 20px;
  overflow-x: auto;
  margin: 0 0 20px;
}

.doc-article pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.82rem;
  color: var(--text);
}

.doc-article table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 20px;
  font-size: 0.83rem;
}

.doc-article th {
  text-align: left;
  padding: 6px 14px;
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--line-strong);
}

.doc-article td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  vertical-align: top;
}

.doc-article td code { font-size: 0.78rem; }

.doc-article blockquote {
  margin: 0 0 14px;
  padding: 12px 16px;
  border-left: 2px solid var(--accent);
  background: var(--accent-dim);
  color: var(--muted);
}

.agent-prompt-card {
  border: 1px solid var(--line);
  background: var(--bg-raise);
  border-radius: 4px;
  margin: 0 0 22px;
  overflow: hidden;
}

.agent-prompt-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 600;
}

.agent-prompt-copy {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.agent-prompt-copy:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.agent-prompt-copy svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

.agent-prompt-box {
  display: block;
  width: 100%;
  min-height: 260px;
  max-height: 420px;
  resize: vertical;
  border: 0;
  background: transparent;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.55;
  padding: 14px 16px;
  overflow: auto;
}

.agent-prompt-box:focus {
  outline: 1px solid var(--accent);
  outline-offset: -1px;
}

.doc-error { color: var(--muted); font-size: 0.88rem; }

.muted { color: var(--muted); }

/* ── Mobile nav toggle ──────────────────────────────────── */

.docs-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 4px 6px;
  font-size: 1.2rem;
  line-height: 1;
  flex-shrink: 0;
}

.docs-nav-toggle:hover { color: var(--text); }

.docs-sidebar-scrim {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(4, 6, 9, 0.7);
  z-index: 19;
}

.docs-sidebar-scrim.sidebar-open { display: block; }

@media (max-width: 720px) {
  html, body { height: auto; min-height: 100%; }

  .docs-nav-toggle { display: flex; align-items: center; }

  .docs-layout { overflow: visible; }

  .docs-sidebar {
    position: fixed;
    top: var(--header-h);
    left: 0;
    bottom: 0;
    z-index: 20;
    background: var(--bg);
    transform: translateX(-100%);
    transition: transform 220ms ease;
    overflow-y: auto;
    box-shadow: 4px 0 32px rgba(0, 0, 0, 0.4);
  }

  .docs-sidebar.sidebar-open { transform: translateX(0); }

  .docs-main {
    padding: 24px 16px 60px;
    overflow-y: visible;
  }
}