/* ============================================
   DONUT BOT — DOCUMENTATION
   Almost-separated layout: own topbar, sidebar,
   sticky TOC and footer preserved.
   ============================================ */

.docs-body { background: var(--bg); }

/* ---------- Topbar ---------- */
.docs-topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 12, 0.85);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border);
}

.docs-topbar-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 10px 24px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
}

.docs-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
}

.docs-brand img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: cover;
}

.docs-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.docs-brand-name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
}

.docs-brand-tag {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 3px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.docs-topbar-center {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.docs-sidebar-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px;
  border-radius: var(--r-sm);
  cursor: pointer;
}

.docs-sidebar-toggle:hover { border-color: var(--accent-border); color: var(--accent); }

.docs-search {
  position: relative;
  flex: 1;
  max-width: 520px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  height: 38px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.docs-search:focus-within {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.docs-search svg { color: var(--muted); flex-shrink: 0; }

.docs-search input {
  flex: 1;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--text);
  font: inherit;
  font-size: 0.92rem;
  min-width: 0;
}

.docs-search input::placeholder { color: var(--muted); }

.docs-search kbd {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
}

.docs-search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 6px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.45);
  max-height: 360px;
  overflow: auto;
  z-index: 60;
}

.docs-search-hit {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 10px;
  border-radius: var(--r-sm);
  text-decoration: none;
  color: var(--text);
}

.docs-search-hit:hover,
.docs-search-hit:focus {
  background: var(--accent-soft);
  outline: 0;
}

.docs-search-hit-section {
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
}

.docs-search-hit-title {
  font-size: 0.92rem;
  color: var(--text);
}

.docs-search-empty {
  padding: 10px;
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
}

.docs-topbar-right {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.docs-topbar-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 6px 10px;
  border-radius: var(--r-sm);
}

.docs-topbar-link:hover { color: var(--text); background: var(--accent-soft); }

.docs-topbar-cta {
  background: var(--accent);
  color: #0a0a0c;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 8px 14px;
  border-radius: var(--r-sm);
  text-decoration: none;
}

.docs-topbar-cta:hover { background: #ffa06b; color: #0a0a0c; }

/* ---------- Shell layout ---------- */
.docs-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr) 220px;
  max-width: 1400px;
  margin: 0 auto;
  gap: 0;
  min-height: calc(100vh - 220px);
}

.docs-sidebar {
  border-right: 1px solid var(--border);
  padding: 28px 18px;
  position: sticky;
  top: 64px;
  align-self: start;
  height: calc(100vh - 64px);
  overflow-y: auto;
}

.docs-sidebar-section + .docs-sidebar-section { margin-top: 24px; }

.docs-sidebar-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 10px;
  padding: 0 8px;
}

.docs-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.docs-nav-link {
  display: block;
  padding: 8px 10px;
  border-radius: var(--r-sm);
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  border-left: 2px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

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

.docs-nav-link.is-active {
  color: var(--accent);
  background: var(--accent-soft);
  border-left-color: var(--accent);
  font-weight: 500;
}

/* ---------- Main ---------- */
.docs-main {
  padding: 36px 48px 80px;
  min-width: 0;
}

.docs-main-inner {
  max-width: 780px;
  margin: 0 auto;
}

.docs-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 18px;
}

.docs-breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

.docs-breadcrumb a:hover { color: var(--accent); }

.docs-page-header {
  margin-bottom: 36px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--border);
}

.docs-page-tag {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.docs-page-header h1 {
  font-family: var(--font-head);
  font-size: 2.4rem;
  line-height: 1.15;
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}

.docs-page-intro {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
  margin: 0;
}

.docs-group { margin-bottom: 40px; }

.docs-group-heading {
  font-family: var(--font-head);
  font-size: 1.3rem;
  margin: 0 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.docs-item {
  scroll-margin-top: 90px;
  padding: 18px 20px;
  margin-bottom: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  transition: border-color 0.15s ease;
}

.docs-item:hover { border-color: var(--accent-border); }

.docs-item-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.docs-item-title {
  font-family: var(--font-mono);
  font-size: 1.02rem;
  font-weight: 500;
  margin: 0;
  color: var(--text);
}

.docs-badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(255,255,255,0.02);
}

.docs-badge-perm {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: var(--accent-border);
}

.docs-item-args {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.docs-item-args-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  font-weight: 600;
}

.docs-item-args code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  background: var(--bg);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.docs-item-example {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  margin-bottom: 12px;
  overflow: hidden;
}

.docs-item-example pre {
  margin: 0;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  overflow-x: auto;
}

.docs-copy {
  position: absolute;
  top: 6px;
  right: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 4px 8px;
  font-size: 0.72rem;
  border-radius: var(--r-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.docs-copy:hover { color: var(--accent); border-color: var(--accent-border); }
.docs-copy.is-copied { color: var(--success); border-color: var(--success); }
.docs-copy.is-copy-failed { color: var(--danger); border-color: var(--danger); }

.docs-item-body {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
  white-space: pre-wrap;
}

.docs-item-body strong { color: var(--text); font-weight: 600; }
.docs-item-body code {
  font-family: var(--font-mono);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--accent);
  font-size: 0.85em;
}
.docs-item-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.docs-item-body a:hover { color: #ffa06b; }

/* ---------- Pager ---------- */
.docs-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.docs-pager-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.docs-pager-link:hover { border-color: var(--accent-border); transform: translateY(-1px); }
.docs-pager-next { justify-self: end; text-align: right; }
.docs-pager-link span { display: flex; flex-direction: column; gap: 2px; }
.docs-pager-link small { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); }
.docs-pager-link strong { font-size: 0.95rem; }

/* ---------- TOC pane ---------- */
.docs-toc-pane {
  border-left: 1px solid var(--border);
  padding: 36px 18px;
}

.docs-toc-sticky {
  position: sticky;
  top: 80px;
}

.docs-toc-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 12px;
}

.docs-toc {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 1px solid var(--border);
}

.docs-toc-link {
  display: block;
  padding: 4px 10px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.86rem;
  border-left: 2px solid transparent;
  margin-left: -1px;
  transition: color 0.15s ease, border-color 0.15s ease;
  line-height: 1.5;
}

.docs-toc-link:hover { color: var(--text); }

.docs-toc-link.is-active {
  color: var(--accent);
  border-left-color: var(--accent);
}

.docs-toc-bottom {
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.docs-toc-bottom a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.86rem;
}

.docs-toc-bottom a:hover { color: #ffa06b; }

/* ---------- Overview cards (landing page) ---------- */
.docs-overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.docs-overview-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.docs-overview-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-2px);
}

.docs-overview-card-title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 600;
}

.docs-overview-card p {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0;
  line-height: 1.55;
  flex: 1;
}

.docs-overview-card-go {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 500;
}

/* ---------- Mobile ---------- */
@media (max-width: 1100px) {
  .docs-shell {
    grid-template-columns: 220px minmax(0, 1fr);
  }
  .docs-toc-pane { display: none; }
  .docs-main { padding: 32px 32px 64px; }
  .docs-sidebar .docs-toc-mobile { display: none; }
}

@media (max-width: 820px) {
  .docs-topbar-inner { grid-template-columns: auto 1fr auto; padding: 10px 16px; }
  .docs-topbar-right .docs-topbar-link { display: none; }
  .docs-sidebar-toggle { display: inline-flex; }
  .docs-search kbd { display: none; }
  .docs-shell { grid-template-columns: 1fr; }
  .docs-sidebar {
    position: fixed;
    top: 64px;
    left: 0;
    width: 280px;
    height: calc(100vh - 64px);
    background: var(--bg);
    border-right: 1px solid var(--border);
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    z-index: 55;
  }
  .docs-sidebar.is-open { transform: translateX(0); }
  body.docs-sidebar-open::after {
    content: '';
    position: fixed;
    inset: 64px 0 0 0;
    background: rgba(0,0,0,0.5);
    z-index: 54;
  }
  .docs-main { padding: 28px 18px 60px; }
  .docs-page-header h1 { font-size: 1.9rem; }
  .docs-pager { grid-template-columns: 1fr; }
  .docs-pager-next { justify-self: stretch; text-align: left; }
}

@media (max-width: 520px) {
  .docs-topbar-right .docs-topbar-cta { display: none; }
  .docs-brand-tag { display: none; }
}