/**
 * Zapwebp Documentation — Clean, Minimalist Enterprise Stylesheet
 * Strict Token Discipline · WCAG 2.2 AA Compliant · Zero External Hex Codes
 * First-Class Light/Dark Mode · Simple Code Blocks · i18n Translation Support
 */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-surface);
  min-height: 100vh;
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 150ms var(--ease-snap), color 150ms var(--ease-snap);
}

#app,
.docs-app-container {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Accessibility skip link */
.skip {
  position: absolute;
  top: -9999px;
  left: 16px;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  z-index: 1000;
  color: var(--color-accent);
  font-weight: 600;
  border-radius: var(--radius-sm);
}
.skip:focus {
  top: 16px;
}

/* ==========================================================================
   Minimal Sticky Site Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  height: 52px;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color 150ms var(--ease-snap), border-color 150ms var(--ease-snap);
}

.header-inner {
  max-width: 1440px;
  height: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-toggle-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  cursor: pointer;
  transition: all 120ms var(--ease-snap);
}
.mobile-toggle-btn:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-border-hover);
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--color-text);
}

.brand-logo {
  display: block;
  flex-shrink: 0;
}

.brand-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.brand-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding-left: 2px;
}

.header-center {
  flex: 1;
  max-width: 420px;
  margin: 0 16px;
}

.search-trigger-btn {
  width: 100%;
  height: 34px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  font-size: 13px;
  cursor: pointer;
  transition: all 120ms var(--ease-snap);
}
.search-trigger-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
}

.search-btn-icon {
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.search-btn-text {
  flex: 1;
  text-align: left;
}

.search-btn-kbd {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  padding: 1px 5px;
  background: var(--gray-100);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-text-muted);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Control buttons in header (Lang, Theme, GitHub) */
.control-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  padding: 0 10px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  cursor: pointer;
  text-decoration: none;
  font-size: 12.5px;
  font-weight: 500;
  transition: all 120ms var(--ease-snap);
}
.control-btn:hover {
  color: var(--color-text);
  background: var(--color-surface-hover);
  border-color: var(--color-border-hover);
}

/* Language Dropdown */
.lang-dropdown-wrap {
  position: relative;
}

.lang-dropdown-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.globe-icon {
  color: var(--color-text-muted);
}

.chevron-icon {
  color: var(--color-text-muted);
  transition: transform 120ms var(--ease-snap);
}
.lang-dropdown-btn[aria-expanded="true"] .chevron-icon {
  transform: rotate(180deg);
}

.lang-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 220px;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
  z-index: 150;
  padding: 6px;
  animation: dropdown-fade 120ms var(--ease-snap);
}

@keyframes dropdown-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.dropdown-header {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  padding: 6px 8px 4px 8px;
}

.dropdown-items-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  background: transparent;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 100ms var(--ease-snap);
}
.dropdown-item:hover {
  background: var(--color-surface-hover);
}
.dropdown-item.is-active {
  color: var(--color-accent);
  font-weight: 600;
  background: var(--color-accent-soft);
}

.loc-code {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-muted);
}
.dropdown-item.is-active .loc-code {
  color: var(--color-accent);
}

.loc-check {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-accent);
}

.dropdown-divider {
  height: 1px;
  background: var(--color-border);
  margin: 6px 0;
}

.dropdown-item-contribute {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--color-text-muted);
  font-size: 12px;
}
.dropdown-item-contribute:hover {
  color: var(--color-accent);
}
.ext-arrow {
  margin-left: auto;
  font-size: 11px;
}

/* Theme Icon Visibility */
.theme-btn {
  width: 32px;
  padding: 0;
}
.theme-icon {
  display: block;
}
[data-theme="dark"] .icon-sun {
  display: block;
}
[data-theme="dark"] .icon-moon {
  display: none;
}
:root:not([data-theme="dark"]) .icon-sun {
  display: none;
}
:root:not([data-theme="dark"]) .icon-moon {
  display: block;
}

.github-btn {
  width: 32px;
  padding: 0;
}

.header-converter-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 120ms var(--ease-snap);
}
.header-converter-btn:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.btn-arrow {
  font-size: 11px;
}

/* ==========================================================================
   App Body Layout (Sidebar + Center Content + TOC)
   ========================================================================== */
.docs-body-shell {
  display: flex;
  width: 100%;
  max-width: 1440px;
  min-width: 0;
  box-sizing: border-box;
  margin: 0 auto;
  min-height: calc(100vh - 52px);
}

.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: var(--modal-backdrop);
  backdrop-filter: blur(4px);
  z-index: 95;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms var(--ease-glide);
}
.sidebar-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

/* ==========================================================================
   Left Navigation Sidebar
   ========================================================================== */
.docs-sidebar {
  width: 250px;
  flex-shrink: 0;
  position: sticky;
  top: 52px;
  height: calc(100vh - 52px);
  overflow-y: auto;
  padding: 16px 14px;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
}

.sidebar-filter-wrap {
  position: relative;
  margin-bottom: 14px;
}

.filter-icon {
  position: absolute;
  top: 50%;
  left: 9px;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}

.sidebar-filter-input {
  width: 100%;
  height: 30px;
  padding: 0 10px 0 28px;
  font-size: 12px;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  outline: none;
  transition: border-color 120ms var(--ease-snap);
}
.sidebar-filter-input:focus {
  border-color: var(--color-accent);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
}

.sidebar-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 6px;
  margin-bottom: 2px;
}

.section-title-text {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.section-count {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--gray-100);
  padding: 0 5px;
  border-radius: var(--radius-full);
}

.sidebar-section-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 8px;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  transition: all 120ms var(--ease-snap);
}
.sidebar-link:hover {
  color: var(--color-text);
  background: var(--color-surface-hover);
}

.sidebar-link.is-active,
.sidebar-link[aria-current="page"] {
  color: var(--color-text);
  background: var(--color-accent-soft);
  font-weight: 600;
  border-left-color: var(--color-accent);
}

.nav-item-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border: 1px solid rgba(141, 198, 63, 0.25);
}

.sidebar-footer {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-footer-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  transition: all 120ms var(--ease-snap);
}
.sidebar-footer-link:hover {
  color: var(--color-text);
  background: var(--color-surface-hover);
}

.sidebar-shortcut-hint {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 6px;
  font-size: 11px;
  color: var(--color-text-muted);
}

.shortcut-kbd {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 1px 4px;
  background: var(--gray-100);
  border: 1px solid var(--color-border);
  border-radius: 3px;
}

/* ==========================================================================
   Center Content Column
   ========================================================================== */
.docs-main-layout {
  flex: 1;
  min-width: 0;
  display: flex;
  justify-content: center;
  padding: 28px 32px 64px 32px;
}

.docs-content-column {
  flex: 1;
  max-width: 780px;
  min-width: 0;
}

.docs-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.crumb-link {
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color 120ms var(--ease-snap);
}
.crumb-link:hover {
  color: var(--color-text);
}

.crumb-sep {
  color: var(--color-border);
}

.crumb-cat {
  color: var(--color-text-muted);
}

.crumb-current {
  color: var(--color-text);
  font-weight: 600;
}

/* ==========================================================================
   Article Typography
   ========================================================================== */
.docs-article {
  width: 100%;
}

.docs-article h1 {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 16px;
}

.docs-article h2 {
  font-size: 21px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin-top: 40px;
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  display: flex;
  align-items: center;
}

.docs-article h3 {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text);
  margin-top: 24px;
  margin-bottom: 8px;
  position: relative;
  display: flex;
  align-items: center;
}

.heading-anchor {
  color: var(--color-text-muted);
  text-decoration: none;
  margin-left: 8px;
  font-weight: 400;
  font-size: 0.8em;
  opacity: 0;
  transition: opacity 120ms var(--ease-snap), color 120ms var(--ease-snap);
}
.docs-article h2:hover .heading-anchor,
.docs-article h3:hover .heading-anchor {
  opacity: 1;
}
.heading-anchor:hover {
  color: var(--color-accent);
}

.docs-article p {
  margin-bottom: 14px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-text);
  max-width: 75ch;
}

.docs-article ul,
.docs-article ol {
  margin-left: 24px;
  margin-bottom: 16px;
}

.docs-article li {
  margin-bottom: 5px;
  line-height: 1.6;
}

.docs-article a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 120ms var(--ease-snap);
}
.docs-article a:hover {
  color: var(--color-text);
}

.docs-article code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--gray-100);
  color: var(--color-text);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
}

/* ==========================================================================
   Scope Specification Card
   ========================================================================== */
.docs-scope-card {
  margin: 18px 0 28px 0;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

.scope-row {
  display: flex;
  align-items: flex-start;
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  gap: 14px;
}
.scope-row:last-child {
  border-bottom: none;
}

.scope-label {
  width: 120px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding-top: 1px;
}

.scope-icon {
  flex-shrink: 0;
}
.check-icon { color: var(--color-accent); }
.exclude-icon { color: var(--color-text-muted); }
.tag-icon { color: var(--color-accent); }

.scope-text {
  flex: 1;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--color-text);
}

.applies-badge {
  display: inline-block;
  padding: 2px 7px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: 4px;
  font-weight: 600;
  font-size: 12px;
  border: 1px solid rgba(141, 198, 63, 0.25);
}

/* ==========================================================================
   Simple, Clean Code Blocks with Syntax Coloring
   ========================================================================== */
.code-card {
  margin: 16px 0 24px 0;
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: background-color 150ms var(--ease-snap), border-color 150ms var(--ease-snap);
}

.code-card-header {
  height: 34px;
  background: var(--code-header-bg);
  border-bottom: 1px solid var(--code-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  user-select: none;
}

.code-lang-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--code-muted);
}

.code-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  color: var(--code-text);
  background: var(--code-copy-bg);
  border: 1px solid var(--code-border);
  border-radius: 4px;
  cursor: pointer;
  transition: all 120ms var(--ease-snap);
}
.code-copy-btn:hover {
  background: var(--code-copy-hover);
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.code-copy-btn.is-copied {
  background: var(--color-accent-soft);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.code-card-body {
  padding: 14px 16px;
  overflow-x: auto;
}

.code-card-body pre {
  margin: 0;
  background: transparent;
  border: none;
  padding: 0;
}

.code-content {
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--code-text);
  background: transparent;
  border: none;
  padding: 0;
  white-space: pre;
}

/* ==========================================================================
   Syntax Code Coloring (Light & Dark Mode)
   ========================================================================== */
/* Light Mode Tokens */
:root,
[data-theme="light"] {
  --tok-cmd-col: #0d6e00;
  --tok-flag-col: #0969da;
  --tok-string-col: #0a3069;
  --tok-comment-col: #6e7781;
  --tok-key-col: #0550ae;
  --tok-number-col: #116329;
  --tok-bool-col: #cf222e;
  --tok-prompt-col: #8c959f;
  --tok-keyword-col: #8250df;
}

/* Dark Mode Tokens */
[data-theme="dark"] {
  --tok-cmd-col: #8dc63f;
  --tok-flag-col: #c7f36b;
  --tok-string-col: #7ee787;
  --tok-comment-col: #8b949e;
  --tok-key-col: #79c0ff;
  --tok-number-col: #d2a8ff;
  --tok-bool-col: #ff7b72;
  --tok-prompt-col: #6e7681;
  --tok-keyword-col: #d2a8ff;
}

.tok-cmd { color: var(--tok-cmd-col); font-weight: 600; }
.tok-flag { color: var(--tok-flag-col); }
.tok-string { color: var(--tok-string-col); }
.tok-comment { color: var(--tok-comment-col); font-style: italic; }
.tok-key { color: var(--tok-key-col); font-weight: 600; }
.tok-number { color: var(--tok-number-col); }
.tok-bool { color: var(--tok-bool-col); font-weight: 600; }
.tok-prompt { color: var(--tok-prompt-col); font-weight: 600; }
.tok-keyword { color: var(--tok-keyword-col); font-weight: 600; }

/* ==========================================================================
   Tables
   ========================================================================== */
.docs-table-wrap {
  margin: 20px 0 28px 0;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow-x: auto;
  box-shadow: var(--card-shadow);
}

.docs-article table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  line-height: 1.5;
}

.docs-article th {
  text-align: left;
  padding: 10px 14px;
  background: var(--color-surface);
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

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

.docs-article tr:last-child td {
  border-bottom: none;
}

.docs-article tbody tr:hover {
  background: var(--color-surface-hover);
}

/* ==========================================================================
   Callouts / Admonitions
   ========================================================================== */
.docs-callout {
  margin: 18px 0 22px 0;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-border);
  background: var(--color-surface-raised);
}

.callout-header {
  margin-bottom: 4px;
}

.callout-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.callout-body {
  font-size: 13.5px;
  line-height: 1.55;
}

.callout-note {
  border-left-color: var(--callout-note-border);
  background: var(--callout-note-bg);
}
.callout-note .callout-badge { color: var(--callout-note-border); }

.callout-tip {
  border-left-color: var(--callout-tip-border);
  background: var(--callout-tip-bg);
}
.callout-tip .callout-badge { color: var(--color-accent); }

.callout-warning,
.callout-warn {
  border-left-color: var(--callout-warn-border);
  background: var(--callout-warn-bg);
}
.callout-warning .callout-badge,
.callout-warn .callout-badge { color: var(--callout-warn-border); }

.callout-error,
.callout-caution {
  border-left-color: var(--callout-error-border);
  background: var(--callout-error-bg);
}
.callout-error .callout-badge,
.callout-caution .callout-badge { color: var(--callout-error-border); }

/* ==========================================================================
   Agentic Context Banner
   ========================================================================== */
.agent-context-banner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  background: var(--color-accent-soft);
  border: 1px solid rgba(141, 198, 63, 0.25);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-accent);
  margin: 6px 0 14px 0;
}

.agent-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
}

/* ==========================================================================
   Pagination (Prev / Next Buttons)
   ========================================================================== */
.docs-pagination-nav {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.pagination-card {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-raised);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 3px;
  transition: all 120ms var(--ease-snap);
}
.pagination-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 2px 8px rgba(141, 198, 63, 0.08);
}

.pagination-next {
  text-align: right;
  align-items: flex-end;
}

.pagination-sub {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.pagination-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}

/* ==========================================================================
   Article Footer (Clean Open-Source Links)
   ========================================================================== */
.docs-article-footer {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.article-meta-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 12px;
}

.meta-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 120ms var(--ease-snap);
}
.meta-link:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.article-copyright {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 8px;
}

/* ==========================================================================
   Right Table of Contents (TOC)
   ========================================================================== */
.docs-toc-aside {
  width: 220px;
  flex-shrink: 0;
  margin-left: 28px;
}

.toc-sticky-box {
  position: sticky;
  top: 76px;
  max-height: calc(100vh - 90px);
  overflow-y: auto;
}

.toc-header {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: 10px;
}

.toc-icon {
  color: var(--color-text-muted);
}

.toc-nav-list {
  display: flex;
  flex-direction: column;
}

.toc-link {
  font-size: 12.5px;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 4px 0 4px 10px;
  border-left: 2px solid var(--color-border);
  transition: all 120ms var(--ease-snap);
  line-height: 1.4;
}
.toc-link:hover {
  color: var(--color-text);
  border-left-color: var(--color-text-muted);
}
.toc-link.is-active {
  color: var(--color-text);
  font-weight: 600;
  border-left-color: var(--color-accent);
}

.toc-level-3 {
  padding-left: 20px;
  font-size: 12px;
}

.toc-empty {
  font-size: 12px;
  color: var(--color-text-muted);
  padding: 4px 0;
}

.toc-footer-actions {
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.toc-action-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 120ms var(--ease-snap);
}
.toc-action-link:hover {
  color: var(--color-text);
  text-decoration: underline;
}

/* ==========================================================================
   Command Palette / Search Modal
   ========================================================================== */
.search-modal-backdrop {
  position: fixed;
  inset: 0;
  background: var(--modal-backdrop);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 200;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
}

.search-modal-dialog {
  width: 580px;
  max-width: 92vw;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: modal-enter 150ms var(--ease-snap);
}

@keyframes modal-enter {
  from { opacity: 0; transform: translateY(-10px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.search-input-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
}

.modal-search-icon {
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.search-dialog-input {
  flex: 1;
  border: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--color-text);
  outline: none;
}
.search-dialog-input::placeholder {
  color: var(--color-text-muted);
}

.modal-esc-kbd {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 5px;
  background: var(--gray-100);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-text-muted);
}

.search-results-list {
  max-height: 360px;
  overflow-y: auto;
  padding: 6px;
}

.search-empty {
  padding: 28px 16px;
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
}

.search-item {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 3px solid transparent;
  transition: all 100ms var(--ease-snap);
}
.search-item:hover,
.search-item.is-selected {
  background: var(--color-accent-soft);
  border-left-color: var(--color-accent);
}

.search-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.search-item-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text);
}

.search-item-cat {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.search-item-desc {
  font-size: 12px;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-modal-footer {
  padding: 8px 16px;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 11px;
  color: var(--color-text-muted);
}

.modal-hint kbd {
  font-family: var(--font-mono);
  padding: 1px 4px;
  background: var(--gray-100);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  margin-right: 4px;
}

/* ==========================================================================
   Error Card
   ========================================================================== */
.docs-error-card {
  padding: 32px;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
}
.docs-error-card h1 {
  font-size: 22px;
  margin-bottom: 10px;
}
.docs-error-card p {
  margin: 0 auto 16px;
}
.btn-primary {
  display: inline-block;
  padding: 7px 14px;
  background: var(--color-accent);
  color: #ffffff;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1200px) {
  .docs-toc-aside {
    display: none;
  }
}

@media (max-width: 1024px) {
  .mobile-toggle-btn {
    display: inline-flex;
  }
  .docs-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.15);
    transform: translateX(-100%);
    transition: transform 180ms var(--ease-glide), visibility 180ms var(--ease-glide);
    visibility: hidden;
    pointer-events: none;
  }
  .docs-sidebar.is-open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }
  .header-center {
    max-width: 260px;
  }
}

@media (max-width: 768px) {
  .site-header {
    width: 100%;
    max-width: 100vw;
    overflow-x: hidden;
  }
  .header-inner {
    padding: 0 12px;
    gap: 8px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  .header-left {
    gap: 8px;
    min-width: 0;
    flex-shrink: 0;
  }
  .mobile-toggle-btn {
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
    flex-shrink: 0;
  }
  .brand-link {
    min-width: 0;
    gap: 6px;
  }
  .brand-name {
    font-size: 14px;
    letter-spacing: -0.01em;
  }
  .search-btn-text,
  .search-btn-kbd {
    display: none;
  }
  .search-trigger-btn {
    width: 32px;
    height: 32px;
    min-width: 32px;
    padding: 0;
    justify-content: center;
  }
  .header-center {
    flex: none;
    margin: 0;
  }
  .header-right {
    gap: 6px;
    flex-shrink: 0;
  }
  .github-btn,
  .header-converter-btn {
    display: none;
  }
  .docs-main-layout {
    padding: 16px 12px 48px 12px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    min-width: 0;
  }
  .docs-content-column {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }
  .docs-article {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-break: break-word;
  }
  .docs-article h1 {
    font-size: 26px;
    overflow-wrap: break-word;
    word-break: break-word;
  }
  .docs-article h2 {
    font-size: 19px;
    overflow-wrap: break-word;
    word-break: break-word;
  }
  .docs-scope-card,
  .code-card,
  .docs-table-wrap {
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }
  .code-card-body {
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    box-sizing: border-box;
  }
  .docs-pagination-nav {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .pagination-next {
    text-align: left;
    align-items: flex-start;
  }
  .scope-row {
    flex-direction: column;
    gap: 4px;
    padding: 10px 12px;
  }
  .scope-label {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .header-inner {
    padding: 0 8px;
    gap: 6px;
  }
  .header-left {
    gap: 6px;
  }
  .brand-badge {
    display: none;
  }
  .brand-name {
    font-size: 13px;
  }
  .lang-dropdown-btn {
    padding: 0 6px;
    height: 32px;
    gap: 4px;
  }
  .lang-current-label {
    display: none;
  }
  .control-btn {
    width: 32px;
    padding: 0;
    justify-content: center;
  }
  .docs-breadcrumbs {
    font-size: 11px;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 14px;
  }
  .docs-main-layout {
    padding: 14px 10px 40px 10px;
  }
  .code-card-header {
    height: 30px;
    padding: 0 8px;
  }
  .code-content {
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}