/* --- Shell layout --- */
.docs-shell {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 28px;
  max-width: 1320px;
  margin: 0 auto;
  padding: 28px 20px 36px;
}

/* --- Mobile menu bar --- */
.docs-mobilebar {
  display: none;
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  padding: 10px 16px;
  align-items: center;
  gap: 14px;
}

.docs-menu-btn {
  display: inline-block;
  cursor: pointer;
  background: linear-gradient(180deg, var(--table-head-bg), var(--muted));
  border: 1px solid var(--border);
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  user-select: none;
  color: inherit;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.docs-menu-btn:hover {
  background: var(--table-hover);
  box-shadow: 0 6px 20px var(--shadow);
}

.docs-mobile-title {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.docs-mobile-section {
  font-size: 12px;
  opacity: .65;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.docs-mobile-page {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

/* --- Sidebar --- */
.docs-sidebar {
  position: sticky;
  top: 16px;
  height: calc(100vh - 32px);
  overflow: auto;
  border: 1px solid color-mix(in srgb, var(--border) 82%, var(--brand) 8%);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface) 92%, var(--muted) 8%);
  box-shadow: 0 18px 40px color-mix(in srgb, var(--shadow) 80%, transparent);
  backdrop-filter: blur(6px);
}

.docs-sidebar-inner {
  padding: 16px 14px 14px;
}

.docs-sidebar-header {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 4px 10px 12px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}

.docs-sidebar-eyebrow {
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  opacity: .6;
}

.docs-home-link {
  font-weight: 700;
  text-decoration: none;
  font-size: 18px;
  color: inherit;
}

.docs-sidebar-footer {
  padding: 14px 10px 4px;
  border-top: 1px solid var(--border);
  margin-top: 14px;
}

.docs-edit-link {
  font-size: 12px;
  opacity: .7;
  text-decoration: none;
}

.docs-edit-link:hover { opacity: 1; }

/* --- Nav tree --- */
.docs-nav {
  font-size: 14px;
  color: var(--subtle);
}

.docs-nav-ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.docs-nav-li {
  margin: 2px 0;
}

.docs-nav-link {
  display: block;
  padding: 7px 10px;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  font-weight: 500;
  border: 1px solid transparent;
  transition: color 160ms ease, background 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.docs-nav-link:hover {
  background: color-mix(in srgb, var(--table-hover) 80%, var(--surface));
  color: color-mix(in srgb, var(--brand-hover) 60%, var(--fg));
}

.docs-nav-link.is-active {
  background: color-mix(in srgb, var(--brand) 18%, var(--surface));
  color: color-mix(in srgb, var(--brand-hover) 70%, var(--fg));
  font-weight: 700;
  border-color: color-mix(in srgb, var(--brand) 40%, var(--border));
  box-shadow: 0 8px 20px color-mix(in srgb, var(--brand) 18%, transparent);
}

/* Details for collapsible sections */
.docs-nav-summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 12px;
  cursor: pointer;
  border: 1px solid transparent;
  font-weight: 600;
  transition: color 160ms ease, background 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
  list-style: none;
}

.docs-nav-summary:hover {
  background: color-mix(in srgb, var(--table-hover) 80%, var(--surface));
  color: color-mix(in srgb, var(--brand-hover) 60%, var(--fg));
}

.docs-nav-summary.is-active {
  background: color-mix(in srgb, var(--brand) 18%, var(--surface));
  color: color-mix(in srgb, var(--brand-hover) 70%, var(--fg));
  border-color: color-mix(in srgb, var(--brand) 40%, var(--border));
  box-shadow: 0 8px 20px color-mix(in srgb, var(--brand) 18%, transparent);
}

.docs-nav-summary.is-ancestor {
  color: color-mix(in srgb, var(--brand-hover) 70%, var(--fg));
  background: color-mix(in srgb, var(--brand) 10%, var(--surface));
}

.docs-nav-label {
  flex: 1;
}

.docs-nav-caret {
  font-size: 12px;
  opacity: 0.7;
  transition: transform 160ms ease;
}

.docs-nav-details[open] > .docs-nav-summary .docs-nav-caret {
  transform: rotate(180deg);
}

.docs-nav-children {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 4px;
}

.docs-nav-overview {
  font-weight: 700;
}

.docs-nav-details {
  border-radius: 10px;
}

.docs-nav-summary::-webkit-details-marker {
  display: none;
}

/* Indentation per depth */
.docs-nav-depth-0 .docs-nav-link { padding-left: 12px; }
.docs-nav-depth-1 .docs-nav-link { padding-left: 20px; }
.docs-nav-depth-2 .docs-nav-link { padding-left: 28px; }
.docs-nav-depth-3 .docs-nav-link { padding-left: 36px; }
.docs-nav-depth-4 .docs-nav-link { padding-left: 44px; }
.docs-nav-depth-0 .docs-nav-summary { padding-left: 12px; }
.docs-nav-depth-1 .docs-nav-summary { padding-left: 20px; }
.docs-nav-depth-2 .docs-nav-summary { padding-left: 28px; }
.docs-nav-depth-3 .docs-nav-summary { padding-left: 36px; }
.docs-nav-depth-4 .docs-nav-summary { padding-left: 44px; }

/* --- Content --- */
.docs-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.docs-breadcrumbs {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: inherit;
  padding: 8px 12px;
  border: 1px solid color-mix(in srgb, var(--border) 75%, var(--brand) 10%);
  border-radius: 999px;
  background: color-mix(in srgb, var(--muted) 80%, var(--surface));
  box-shadow: 0 12px 20px color-mix(in srgb, var(--shadow) 65%, transparent);
}

.docs-crumb {
  text-decoration: none;
  opacity: .7;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.docs-crumb:hover { opacity: 1; }

.docs-crumb.is-current {
  font-weight: 700;
  opacity: 1;
}

.docs-crumb-sep {
  opacity: .5;
}

.docs-page-header {
  margin: 0;
  padding: 18px 22px;
  border: 1px solid color-mix(in srgb, var(--border) 78%, var(--brand) 8%);
  border-radius: 16px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--muted) 70%, var(--surface)), var(--surface));
  box-shadow: 0 12px 24px color-mix(in srgb, var(--shadow) 80%, transparent);
}

.docs-page-eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  opacity: .65;
  margin-bottom: 6px;
}

.docs-title {
  margin: 0 0 8px 0;
}

.docs-desc {
  margin: 0;
  opacity: .78;
  max-width: 72ch;
}

/* Improve readability without fighting Ananke */
.docs-article {
  line-height: 1.7;
  max-width: 80ch;
  padding: 6px 4px;
}

.docs-article pre {
  overflow: auto;
  border-radius: 12px;
  padding: 12px;
  border: 1px solid var(--border);
}

.docs-page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.docs-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  background: linear-gradient(180deg, var(--muted), var(--surface));
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.docs-action-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px var(--shadow);
  background: var(--table-hover);
}

/* Child list on section landing */
.docs-child-list {
  margin-top: 24px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.docs-child-title {
  margin: 0 0 10px 0;
  font-size: 16px;
}

.docs-child-ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.docs-child-li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.docs-child-link {
  font-weight: 700;
  text-decoration: none;
}

.docs-child-desc {
  font-size: 13px;
  opacity: .75;
  margin-top: 4px;
}

/* Pager */
.docs-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.docs-pager-link {
  display: block;
  padding: 14px 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  text-decoration: none;
  background: linear-gradient(180deg, var(--muted), var(--surface));
  transition: box-shadow 120ms ease, transform 120ms ease;
}

.docs-pager-link:hover {
  background: var(--table-hover);
  box-shadow: 0 12px 24px var(--shadow);
  transform: translateY(-1px);
}

.docs-pager-kicker {
  display: block;
  font-size: 12px;
  opacity: .7;
  margin-bottom: 3px;
}

.docs-pager-title {
  display: block;
  font-weight: 700;
}

/* Spacers when prev/next missing */
.docs-pager-spacer {
  display: block;
}

/* --- Mobile collapse behavior (checkbox driven) --- */
.docs-nav-toggle {
  display: none;
}

/* Responsive */
@media (max-width: 960px) {
  .docs-shell {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 0 14px 28px;
  }

  .docs-mobilebar {
    display: flex;
  }

  .docs-sidebar {
    position: fixed;
    top: 56px;
    left: 14px;
    right: 14px;
    height: calc(100vh - 72px);
    z-index: 60;
    display: none;
    box-shadow: 0 10px 30px var(--shadow);
  }

  /* Show sidebar when toggle checked */
  .docs-nav-toggle:checked ~ .docs-sidebar {
    display: block;
  }

  .docs-content {
    padding: 0 2px;
  }

  .docs-breadcrumbs {
    width: 100%;
    justify-content: flex-start;
    border-radius: 14px;
  }

  .docs-page-header {
    padding: 16px;
  }

  .docs-pager {
    grid-template-columns: 1fr;
  }
}