/* ===========================================
   Docs Page Layout
   Scoped styles for data-page="docs" and data-page="lab"
   =========================================== */

@scope ([data-page="docs"], [data-page="lab"]) {
  :scope {
    overflow-x: hidden;
  }

  body {
    min-block-size: 100dvh;
    display: grid;
    grid-template-rows: auto 1fr auto;
    overflow-x: hidden;

    & > * {
      min-inline-size: 0;
      max-inline-size: 100%;
    }
  }

  body > header {
    padding: var(--size-m) var(--size-l);
    border-block-end: var(--border-width-thin) solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--size-m);
    flex-wrap: wrap;
    position: relative;
    z-index: 1000;

    & .logo {
      font-size: var(--font-size-lg);
      font-weight: 600;
      text-decoration: none;
      color: var(--color-text);
    }

    & .header-actions {
      display: flex;
      align-items: center;
      gap: var(--size-s);
    }

    & theme-picker [data-trigger] {
      padding: var(--size-xs) var(--size-s);
      font-size: var(--font-size-sm);
    }
  }

  main {
    padding: var(--size-xl) var(--size-l);
    max-inline-size: min(var(--content-wide), 100%);
    margin-inline: auto;
    inline-size: 100%;
    box-sizing: border-box;
    overflow-x: hidden;

    /* Reset content headers so they don't interfere with site header dropdowns */
    & header {
      position: static;
      z-index: auto;
    }

    & > h1 {
      margin-block-end: var(--size-s);
    }

    & > .lead {
      font-size: var(--font-size-lg);
      color: var(--color-text-muted);
      margin-block-end: var(--size-xl);
    }

    & > section,
    & > heading-links > section {
      margin-block-start: var(--size-2xl);
      padding-block-start: var(--size-xl);
      border-block-start: var(--border-width-thin) solid var(--color-border-muted, var(--color-border));

      &:first-of-type {
        margin-block-start: 0;
        padding-block-start: 0;
        border-block-start: none;
      }

      & > h2 {
        margin-block-end: var(--size-m);
      }

      & > h3 {
        margin-block-start: var(--size-xl);
        margin-block-end: var(--size-s);
      }

      & > p,
      & > ul,
      & > ol {
        margin-block-end: var(--size-m);
      }
    }
  }

  footer {
    padding: var(--size-l) var(--size-l);
    border-block-start: var(--border-width-thin) solid var(--color-border);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);

    & p {
      margin: 0;
    }

    & .footer-tagline {
      font-weight: 500;
      color: var(--color-text);
      margin-block-end: var(--size-xs);
    }

    & .footer-legal {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: var(--size-xs) var(--size-m);
    }

    & a:not(.button) {
      color: var(--color-text-muted);
      text-decoration: none;
    }

    & a:not(.button):hover {
      color: var(--color-interactive);
      text-decoration: underline;
    }
  }

  pre {
    max-inline-size: 100%;
    overflow-x: auto;
  }

  article {
    & > h1 {
      margin-block-end: var(--size-s);
    }

    & > .lead {
      font-size: var(--font-size-lg);
      color: var(--color-text-muted);
      margin-block-end: var(--size-xl);
    }

    & section {
      margin-block-start: var(--size-2xl);
      padding-block-start: var(--size-xl);
      border-block-start: var(--border-width-thin) solid var(--color-border-muted, var(--color-border));

      &:first-of-type {
        margin-block-start: 0;
        padding-block-start: 0;
        border-block-start: none;
      }

      & > h2 {
        margin-block-end: var(--size-m);
      }

      & > h3 {
        margin-block-start: var(--size-xl);
        margin-block-end: var(--size-s);
      }

      & > p,
      & > ul,
      & > ol {
        margin-block-end: var(--size-m);
      }
    }

    /* Bare headings in heading-links (pages without section wrappers) */
    & heading-links > h2 {
      margin-block-start: var(--size-2xl);
      padding-block-start: var(--size-xl);
      border-block-start: var(--border-width-thin) solid var(--color-border-muted, var(--color-border));
      margin-block-end: var(--size-m);

      &:first-child {
        margin-block-start: 0;
        padding-block-start: 0;
        border-block-start: none;
      }
    }

    & heading-links > h3 {
      margin-block-start: var(--size-xl);
      margin-block-end: var(--size-s);
    }

    & heading-links > p,
    & heading-links > ul,
    & heading-links > ol {
      margin-block-end: var(--size-m);
    }
  }
}

/* ===========================================
   Reusable Documentation Components
   =========================================== */

.section-card {
  display: block;
  padding: var(--size-l);
  background: var(--color-surface);
  border: var(--border-width-thin) solid var(--color-border);
  border-radius: var(--radius-m);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;

  &:hover {
    border-color: var(--color-interactive);
    box-shadow: 0 4px 12px oklch(0% 0 0 / 0.1);
  }

  & h2,
  & h3 {
    font-size: var(--font-size-lg);
    margin-block-end: var(--size-xs);
  }

  & p {
    color: var(--color-text-muted);
    margin: 0;
  }
}

.feature-box {
  padding: var(--size-l);
  background: var(--color-surface-raised);
  border-radius: var(--radius-m);
  border: var(--border-width-thin) solid var(--color-border);

  & h3 {
    font-size: var(--font-size-lg);
    margin-block-end: var(--size-s);
  }

  & ul {
    list-style: none;
    padding: 0;
    margin: 0;
  }

  & li {
    padding-block: var(--size-2xs);
    font-size: var(--font-size-sm);
  }
}

.breadcrumb {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-block-end: var(--size-m);

  & a {
    display: inline;
    padding: 0;
    color: var(--color-text-muted);
    text-decoration: none;

    &:hover {
      color: var(--color-text);
    }
  }

  & span {
    display: inline;
  }
}

.example {
  padding: var(--size-l);
  background: var(--color-surface-raised);
  border: var(--border-width-thin) solid var(--color-border);
  border-radius: var(--radius-m);
  margin-block: var(--size-m);

  & + .example {
    margin-block-start: var(--size-s);
  }
}

.code-block {
  background: var(--color-gray-900);
  color: var(--color-gray-100);
  padding: var(--size-m);
  border-radius: var(--radius-m);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
}

.props-table {
  inline-size: 100%;
  margin-block: var(--size-l);

  & th {
    text-align: start;
    font-weight: 600;
  }

  & td code {
    background: var(--color-surface-raised);
    padding: var(--size-3xs) var(--size-2xs);
    border-radius: var(--radius-s);
    font-size: var(--font-size-sm);
  }
}

.subnav {
  margin-block-end: var(--size-xl);
  padding-block-end: var(--size-m);
  border-block-end: var(--border-width-thin) solid var(--color-border);

  & ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--size-xs);
    list-style: none;
    padding: 0;
  }

  & a {
    display: block;
    padding: var(--size-xs) var(--size-s);
    border-radius: var(--radius-s);
    text-decoration: none;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);

    &:hover {
      background: var(--color-surface-raised);
      color: var(--color-text);
    }

    &[aria-current="page"] {
      background: var(--color-interactive);
      color: white;
    }
  }
}

/* ===========================================
   Demo Component Spacing
   =========================================== */

browser-window {
  display: flex;
  flex-direction: column;
  margin-block: var(--size-m);
}

code-block {
  display: block;
  margin-block: var(--size-m);
}

/* Make browser-window demos resizable for responsive testing */
browser-window {
  resize: both;
  overflow: auto;
  min-inline-size: 280px;
  min-block-size: 150px;
  max-inline-size: 100%;
}

browser-window + code-block {
  margin-block-start: var(--size-s);
}

/* ===========================================
   Theme Token Mappings for Web Components
   =========================================== */

code-block {
  /* Surface & text */
  --cb-bg: var(--color-surface-sunken);
  --cb-code-bg: var(--color-surface-sunken);
  --cb-header-bg: var(--color-surface-raised);
  --cb-text-color: var(--color-text);
  --cb-label-color: var(--color-text-muted);
  --cb-filename-color: var(--color-text);
  --cb-comment: var(--color-text-muted);

  /* Chrome */
  --cb-border-color: var(--color-border);
  --cb-border-radius: var(--radius-m);
  --cb-font-family: var(--font-mono);

  /* Line numbers */
  --cb-line-numbers-bg: var(--color-surface-raised);
  --cb-line-numbers-color: var(--color-text-subtle, var(--color-text-muted));

  /* Interactive */
  --cb-button-bg: var(--color-surface-raised);
  --cb-button-border: var(--color-border);
  --cb-button-color: var(--color-text-muted);
  --cb-button-hover-bg: var(--color-interactive);
  --cb-button-hover-color: white;
  --cb-focus-color: var(--color-interactive);

  /* Expand / collapse */
  --cb-expand-bg: var(--color-surface-raised);
  --cb-expand-color: var(--color-interactive);

  /* Syntax — use accent colors */
  --cb-keyword: var(--color-primary);
  --cb-string: var(--color-accent);
  --cb-function: var(--color-primary);
  --cb-number: var(--color-accent);
  --cb-tag: var(--color-accent);
  --cb-attribute: var(--color-primary);
  --cb-meta: var(--color-accent);
  --cb-builtin: var(--color-primary);

  /* Highlight */
  --cb-highlight-bg: var(--color-primary-subtle, oklch(80% 0.1 250 / 0.15));
  --cb-highlight-border: var(--color-interactive);

  /* Scrollbar */
  --cb-scrollbar-track: var(--color-surface-sunken);
  --cb-scrollbar-thumb: var(--color-border);
  --cb-scrollbar-thumb-hover: var(--color-border-strong, var(--color-text-muted));
}

browser-window {
  --browser-window-bg: var(--color-surface);
  --browser-window-header-bg: var(--color-surface-raised);
  --browser-window-content-bg: var(--color-surface);
  --browser-window-border-color: var(--color-border);
  --browser-window-border-radius: var(--radius-m);
  --browser-window-text-color: var(--color-text);
  --browser-window-text-muted: var(--color-text-muted);
  --browser-window-url-color: var(--color-text-muted);
  --browser-window-url-bg: var(--color-surface);
  --browser-window-hover-bg: var(--color-surface-alt, var(--color-surface-raised));
  --browser-window-accent-color: var(--color-interactive);
  --browser-window-font-family: var(--font-sans);
  --browser-window-mono-font: var(--font-mono);
  --browser-window-close-color: var(--color-danger, oklch(65% 0.25 25));
  --browser-window-minimize-color: var(--color-warning, oklch(80% 0.18 85));
  --browser-window-maximize-color: var(--color-success, oklch(65% 0.2 145));
}

/* ===========================================
   Protect structural components from theme heading overrides.
   Theme selectors [data-theme~="X"] :is(main, article) h3
   have specificity (0,1,2). The [data-theme] prefix here
   gives (0,2,1+) so these resets always win.
   =========================================== */

[data-theme] :is(.feature-card, .section-card, .feature-box) :is(h1, h2, h3, h4) {
  text-decoration: none;
  text-transform: none;
  background: transparent;
  color: inherit;
  text-shadow: none;
  border: none;
  padding: 0;
  font-style: normal;
  letter-spacing: normal;
  width: auto;
}

[data-theme] :is(.feature-card, .section-card, .feature-box) :is(h1, h2, h3, h4)::before,
[data-theme] :is(.feature-card, .section-card, .feature-box) :is(h1, h2, h3, h4)::after {
  content: none;
  animation: none;
}

/* Protect breadcrumb from theme list overrides */
[data-theme] .breadcrumb ol,
[data-theme] .breadcrumb ul {
  list-style: none;
  counter-reset: none;
  text-transform: none;
}

[data-theme] .breadcrumb li::before {
  content: none;
  counter-increment: none;
}

/* ===========================================
   Mobile Menu Component
   =========================================== */

.mobile-menu-toggle {
  display: none;
  padding: var(--size-xs);
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-text);

  & svg {
    display: block;
    inline-size: 1.5rem;
    block-size: 1.5rem;
  }
}

.mobile-menu {
  position: fixed;
  inset-block-start: 0;
  inset-block-end: auto;
  inset-inline-start: auto;
  inset-inline-end: 0;
  margin: 0;
  padding: var(--size-l);
  border: var(--border-width-thin) solid var(--color-border);
  border-radius: var(--radius-m);
  background: var(--color-surface);
  box-shadow: 0 4px 24px oklch(0% 0 0 / 0.15);
  min-inline-size: 200px;
  max-inline-size: 280px;
  max-block-size: calc(100dvh - 2rem);
  overflow-y: auto;

  &:not(:popover-open) {
    display: none;
  }

  &::backdrop {
    background: oklch(0% 0 0 / 0.3);
  }

  & nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--size-2xs);
    list-style: none;
    padding: 0;
    margin: 0;
  }

  & nav a {
    display: block;
    padding: var(--size-s) var(--size-m);
    border-radius: var(--radius-s);
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;

    &:hover {
      background: var(--color-surface-raised);
    }

    &[aria-current="page"] {
      background: var(--color-interactive);
      color: white;
    }
  }
}

.mobile-menu-close {
  position: absolute;
  inset-block-start: var(--size-s);
  inset-inline-end: var(--size-s);
  padding: var(--size-xs);
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  border-radius: var(--radius-s);

  &:hover {
    background: var(--color-surface-raised);
    color: var(--color-text);
  }

  & svg {
    display: block;
    inline-size: 1.25rem;
    block-size: 1.25rem;
  }
}

.mobile-menu-theme {
  margin-block-start: var(--size-m);
  padding-block-start: var(--size-m);
  border-block-start: var(--border-width-thin) solid var(--color-border);
}

.mobile-menu-search {
  margin-block-end: var(--size-m);
  padding-block-end: var(--size-m);
  border-block-end: var(--border-width-thin) solid var(--color-border);

  & search-wc {
    display: block;
  }

  & button {
    justify-content: center;
  }
}

/* ===========================================
   Nav Drawer Component
   Checkbox-based drawer for sidebar navigation
   =========================================== */

.nav-drawer-checkbox {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.nav-drawer-toggle {
  display: none;
  align-items: center;
  gap: var(--size-xs);
  padding: var(--size-xs) var(--size-s);
  margin-block-end: var(--size-m);
  background: var(--color-surface);
  border: var(--border-width-thin) solid var(--color-border);
  border-radius: var(--radius-s);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  cursor: pointer;

  &:hover {
    background: var(--color-surface-raised);
    border-color: var(--color-interactive);
  }
}

.nav-drawer-close {
  display: none;
}

.nav-drawer-backdrop {
  display: none;
}

/* ===========================================
   Mobile Responsive
   =========================================== */

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }

  @scope ([data-page="docs"], [data-page="lab"]) {
    body > header {
      flex-wrap: nowrap;
      padding: var(--size-s) var(--size-m);

      & > nav.horizontal,
      & > .header-actions {
        display: none;
      }
    }

    main {
      padding: var(--size-l) var(--size-m);
    }
  }

  /* Nav drawer mobile behavior */
  .nav-drawer-toggle {
    display: inline-flex;
  }

  #nav-drawer {
    position: fixed;
    inset-block: 0;
    inset-inline-start: 0;
    inset-inline-end: auto;
    inline-size: min(80vw, 300px);
    background: var(--color-surface);
    border-inline-end: var(--border-width-thin) solid var(--color-border);
    box-shadow: 4px 0 24px oklch(0% 0 0 / 0.15);
    overflow-y: auto;
    padding: var(--size-m);
    padding-block-start: var(--size-3xl);
    z-index: 1001;
    transform: translateX(-100%);
    transition: transform var(--duration-normal) var(--ease-out);
  }

  .nav-drawer-close {
    display: flex;
    position: absolute;
    inset-block-start: var(--size-s);
    inset-inline-end: var(--size-s);
    padding: var(--size-xs);
    background: transparent;
    border: none;
    border-radius: var(--radius-s);
    cursor: pointer;
    color: var(--color-text-muted);

    &:hover {
      background: var(--color-surface-raised);
      color: var(--color-text);
    }
  }

  .nav-drawer-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: oklch(0% 0 0 / 0.4);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-normal) var(--ease-out);
  }

  /* Checkbox state changes */
  .nav-drawer-checkbox:checked {
    & ~ layout-sidebar #nav-drawer {
      transform: translateX(0);
    }

    & ~ .nav-drawer-backdrop {
      opacity: 1;
      pointer-events: auto;
    }

    & ~ .nav-drawer-toggle {
      opacity: 0.5;
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  #nav-drawer,
  .nav-drawer-backdrop {
    transition: none;
  }
}

/* ===========================================
   Mobile Menu Sections
   Nested navigation for mobile
   =========================================== */

.mobile-menu .mobile-section {
  margin-block: var(--size-xs);
}

.mobile-menu .mobile-section-title {
  display: block;
  padding: var(--size-xs) var(--size-m);
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mobile-menu .mobile-section-title[aria-current="true"] {
  color: var(--color-interactive);
}

.mobile-menu .mobile-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mobile-menu .mobile-section a {
  padding-inline-start: var(--size-l);
  font-size: var(--font-size-sm);
}