:root {
  /* layout */
  --nav-height: 48px;
  --sidebar-width: 240px;
  /* section dividers */
  --divider-width: 1px;
  --divider-style: dashed;
  --divider-color: var(--netizen-tag);
  /* surface colors derived from the active Netitor theme */
  --border:    color-mix(in srgb, var(--netizen-background) 70%, var(--netizen-comment));
  --tag-dim:   color-mix(in srgb, var(--netizen-tag) 35%, transparent);
  --bg-raised: color-mix(in srgb, var(--netizen-background) 85%, var(--netizen-text));
  --code-bg:   var(--netizen-background);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: var(--nav-height) 1fr;
  height: 100vh;
  background: var(--netizen-background);
  color: var(--netizen-text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 14px;
}

a {
  color: var(--netizen-tag);
}

a:hover {
  text-decoration: none;
}

/* ── Friendly speech bubble ── */
#friendly-bubble {
  position: fixed;
  top: calc(var(--nav-height) + 6px);
  left: 10px;
  z-index: 200;
  max-width: 340px;
  background: var(--netizen-keyword);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--netizen-background);
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

#friendly-bubble[hidden] { display: none; }

/* triangle pointing up toward the face */
#friendly-bubble::before {
  content: '';
  position: absolute;
  top: -9px;
  left: var(--arrow-left, 80px);
  border-left: 9px solid transparent;
  border-right: 9px solid transparent;
  border-bottom: 9px solid var(--netizen-keyword);
}

#friendly-bubble p {
  margin: 0;
}

#friendly-bubble code {
  background: color-mix(in srgb, var(--netizen-background) 20%, transparent);
  color: var(--netizen-background);
  border: 1px solid color-mix(in srgb, var(--netizen-background) 30%, transparent);
  border-radius: 3px;
  padding: 1px 5px;
  font-size: 0.9em;
  font-family: monospace;
}

/* ── "what does this mean?" link ── */
.friendly-link {
  margin-left: 6px;
  color: var(--netizen-keyword);
  font-style: italic;
  font-size: 13px;
  white-space: nowrap;
  cursor: pointer;
}
.friendly-link:hover {
  text-decoration: underline;
}

/* ── Layout ── */
#layout {
  grid-row: 2;
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  overflow: hidden;
}

/* ── Sidebar ── */
#sidebar {
  background: var(--netizen-background);
  border-right: var(--divider-width) var(--divider-style) var(--divider-color);
  display: flex;
  flex-direction: column;
  overflow-y: hidden;
  padding: 0;
}

/* ── Search input ── */
#search-wrap {
  flex-shrink: 0;
  padding: 10px 12px;
  border-bottom: var(--divider-width) var(--divider-style) var(--divider-color);
}

#search-input {
  width: 100%;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 10px;
  color: var(--netizen-text);
  font-family: inherit;
  font-size: 13px;
  outline: none;
}
#search-input:focus { border-color: var(--netizen-keyword); }
#search-input::placeholder { color: var(--netizen-attribute); opacity: 0.55; }

/* ── Menu / search results (share the scrollable space) ── */
#menu {
  overflow-y: auto;
  flex: 1;
  padding: 16px 0;
}
#menu[hidden] { display: none; }

#search-results {
  overflow-y: auto;
  flex: 1;
  padding: 8px 0;
}
#search-results[hidden] { display: none; }

.search-no-results {
  padding: 12px 16px;
  color: var(--netizen-comment);
  font-style: italic;
  font-size: 13px;
  opacity: 0.6;
  margin: 0;
}

/* category label shown below method name in search results */
.result-cat {
  display: block;
  font-family: inherit;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--netizen-property);
  opacity: 0.55;
  margin-top: 1px;
}
.method-btn:hover .result-cat,
.method-btn.active .result-cat { opacity: 0.45; }

.category { }

.category-header {
  width: 100%;
  background: none;
  border: none;
  color: var(--netizen-tag);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.15s;
}
.category-header:hover { color: var(--netizen-text); }

.category-header .arrow {
  font-size: 9px;
  transition: transform 0.15s;
}
.category.expanded .category-header .arrow {
  transform: rotate(90deg);
}

.category-body {
  display: none;
  padding-bottom: 8px;
}
.category.expanded .category-body {
  display: block;
}

.section { margin-bottom: 2px; }

.section-label {
  display: block;
  padding: 6px 16px 3px 20px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--netizen-keyword);
  opacity: 0.45;
}

.method-btn {
  display: block;
  width: 100%;
  background: none;
  border: none;
  border-left: 2px solid transparent;
  color: var(--netizen-text);
  text-align: left;
  padding: 5px 16px 5px 26px;
  font-family: monospace;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
}
.method-btn:hover {
  background: var(--bg-raised);
  color: var(--netizen-keyword);
}
.method-btn.active {
  background: var(--bg-raised);
  color: var(--netizen-keyword);
  border-left-color: var(--netizen-keyword);
}

/* ── Main content ── */
#content {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Metadata panel ── */
#metadata {
  position: relative;
  flex: 0 0 40%;
  overflow-y: auto;
  padding: 28px 36px;
  border-bottom: var(--divider-width) var(--divider-style) var(--divider-color);
}

.placeholder {
  color: var(--netizen-comment);
  font-style: italic;
  margin: 0;
}

/* ── Two-column metadata grid ── */
.metadata-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 40px;
  height: 100%;
}

.meta-left {
  display: flex;
  flex-direction: column;
}

.meta-right { }

.method-name {
  font-family: monospace;
  font-size: 22px;
  margin: 0 0 10px;
  color: var(--netizen-text);
  font-weight: 400;
}

.signature {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 10px 16px;
  margin: 0 0 14px;
  font-size: 13px;
  color: var(--netizen-keyword);
  overflow-x: auto;
  white-space: nowrap;
}
.signature code { font-family: monospace; }

.description {
  font-size: 14px;
  line-height: 1.65;
  color: var(--netizen-text);
  margin: 0;
}
.description code {
  background: var(--code-bg);
  color: var(--netizen-text);
  padding: 1px 5px;
  border: 1px solid var(--tag-dim);
  border-radius: 3px;
  font-size: 0.9em;
}

/* ── Right column: params + returns ── */
.section-heading {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--netizen-keyword);
  margin: 0 0 8px;
}
.section-heading + .section-heading,
.params-table + .section-heading {
  margin-top: 20px;
}

.params-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.param-name {
  white-space: nowrap;
  padding: 5px 12px 5px 0;
  vertical-align: top;
  color: var(--netizen-string);
  font-family: monospace;
}
.param-name code {
  background: var(--code-bg);
  padding: 1px 5px;
  border-radius: 3px;
}

.param-desc {
  padding: 5px 0;
  vertical-align: top;
  line-height: 1.55;
  color: var(--netizen-text);
}
.param-desc code {
  background: var(--code-bg);
  color: var(--netizen-text);
  padding: 1px 5px;
  border: 1px solid var(--tag-dim);
  border-radius: 3px;
  font-size: 0.9em;
}

.param-none {
  color: var(--netizen-comment);
  opacity: 0.5;
  font-style: italic;
  padding: 4px 0;
}

.optional {
  font-family: inherit;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--netizen-variable);
  background: color-mix(in srgb, var(--netizen-variable) 12%, transparent);
  padding: 1px 6px;
  border-radius: 3px;
}

.returns-desc {
  font-size: 13px;
  line-height: 1.55;
  color: var(--netizen-text);
  margin: 0;
}
.returns-desc code {
  background: var(--code-bg);
  color: var(--netizen-text);
  padding: 1px 5px;
  border: 1px solid var(--tag-dim);
  border-radius: 3px;
  font-size: 0.9em;
}

/* ── Pane labels ── */
.pane-label {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--netizen-tag);
  color: var(--netizen-background);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  pointer-events: none;
  z-index: 10;
}

/* ── Preview iframe ── */
#preview-wrap {
  position: relative;
  flex: 1;
  overflow: hidden;
}

#preview {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.label-example {
  right: auto;
  left: 50%;
  transform: translateX(-100%);
}