/* Style guide chrome — not part of the distributed design system. */

.skip-link {
  position: absolute;
  inset-inline-start: var(--ca-space-4);
  top: -100px;
  z-index: 2000;
  padding: var(--ca-space-2) var(--ca-space-3);
  border-radius: var(--ca-radius-pill);
  background: var(--color-system-blue);
  color: white;
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  top: var(--ca-space-4);
}

.examples {
  max-width: 1100px;
  margin: 0 auto;
  padding-block: var(--ca-space-6) var(--ca-space-12);
  padding-inline: max(var(--ca-space-4), env(safe-area-inset-left))
    max(var(--ca-space-4), env(safe-area-inset-right));
}

.examples-body {
  min-width: 0;
}

.examples-top {
  margin-bottom: var(--ca-space-6);
  /* Room so the fixed theme control does not cover the brand title on narrow viewports. */
  padding-inline-end: calc(var(--ca-space-24) + var(--ca-space-2));
}

.examples-brand {
  max-width: 36rem;
  display: grid;
  gap: var(--ca-space-2);
}

.examples-breadcrumb {
  margin: 0;
}

.examples-breadcrumb .breadcrumb__link {
  color: var(--muted);
}

.examples-breadcrumb .breadcrumb__link:hover {
  color: var(--text);
}

.examples-brand .text-gradient-hero {
  font-size: clamp(1.85rem, 3.5vw, 2.45rem);
}

/* Brand section demos — host-owned mark/title placeholders (not Caustica Design chrome). */
.examples-brand-slot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--ca-radius-md);
  border: 1px dashed color-mix(in oklab, var(--glass-border) 90%, var(--accent));
  background: color-mix(in oklab, var(--glass-fill) 70%, transparent);
  color: var(--muted);
  font-size: var(--ca-font-size-sm);
  text-align: center;
}

.examples-brand-slot--mark {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  font-size: var(--ca-font-size-xs);
}

.examples-brand-slot--title {
  min-height: 2.5rem;
  padding-inline: var(--ca-space-4);
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  font-weight: 650;
  letter-spacing: -0.02em;
  color: var(--faint);
}

.examples-lede {
  margin: 0;
  color: var(--muted);
  font-size: var(--ca-font-size-base);
  line-height: 1.5;
  max-width: 34rem;
}

.examples-docs-inline {
  color: var(--color-fg);
  text-underline-offset: 0.15em;
}

.examples-docs-inline:hover {
  color: var(--color-accent);
}

.examples-controls {
  position: fixed;
  z-index: 100;
  inset-block-start: max(var(--ca-space-4), env(safe-area-inset-top));
  inset-inline-end: max(var(--ca-space-4), env(safe-area-inset-right));
  display: flex;
  flex-wrap: wrap;
  gap: var(--ca-space-2);
}

.examples-controls .btn {
  text-decoration: none;
}

.examples-controls .btn:not(.btn-primary) {
  box-shadow:
    0 0 0 0.5px var(--glass-highlight) inset,
    0 10px 28px -18px var(--glass-shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: color-mix(in oklab, var(--glass-surface-strong) 88%, transparent);
}

/* Inside the hamburger drawer — beat .ui-scrollspy__nav a chrome. */
.examples-controls--menu {
  position: static;
  inset: auto;
  z-index: auto;
  display: flex;
  flex-wrap: wrap;
  width: 100%;
  gap: var(--ca-space-2);
  margin: 0 0 var(--ca-space-2);
  padding: 0 0 var(--ca-space-3);
  border-block-end: 0.5px solid color-mix(in oklab, var(--glass-border) 70%, transparent);
}

.ui-scrollspy__nav .examples-controls--menu a.btn,
.examples-controls--menu .btn {
  position: relative;
  z-index: 1;
  display: inline-flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: center;
  margin: 0;
  --btn-pad-y: var(--ca-space-2);
  --btn-pad-x: var(--ca-space-3);
  font-size: var(--ca-font-size-sm);
  font-weight: 650;
  letter-spacing: -0.01em;
  line-height: 1.25;
  min-height: 2.5rem;
  text-decoration: none;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.ui-scrollspy__nav .examples-controls--menu a.btn:not(.btn-primary),
.examples-controls--menu .btn:not(.btn-primary) {
  color: var(--text);
  background: color-mix(in oklab, var(--glass-surface-strong) 70%, transparent);
  border: 0.5px solid var(--glass-border);
}

.ui-scrollspy__nav .examples-controls--menu a.btn:not(.btn-primary):hover,
.examples-controls--menu .btn:not(.btn-primary):hover {
  color: var(--text);
  background: color-mix(in oklab, var(--glass-surface-strong) 92%, transparent);
}

.ui-scrollspy__nav .examples-controls--menu a.btn.btn-primary,
.examples-controls--menu .btn.btn-primary {
  color: #fff;
}

.examples-main {
  min-width: 0;
}

.examples-section {
  scroll-margin-top: var(--ca-space-6);
  transition:
    border-color var(--ca-duration-base) ease,
    box-shadow var(--ca-duration-base) ease,
    background-color var(--ca-duration-base) ease;
}

.examples-section[data-active='true'] {
  border-color: color-mix(in oklab, var(--color-system-blue) 42%, var(--glass-border));
  box-shadow:
    0 0 0 0.5px var(--glass-highlight) inset,
    0 1px 0 0 var(--glass-rim) inset,
    0 -1px 0 0 oklch(0 0 0 / 0.08) inset,
    0 0 0 1px color-mix(in oklab, var(--color-system-blue) 28%, transparent),
    0 24px 48px -28px var(--glass-shadow),
    0 18px 40px -30px color-mix(in oklab, var(--color-system-blue) 35%, transparent);
}

/*
 * Examples-only stage for page-chrome island (no .panel backdrop-filter).
 * Shared fixed menu needs a non-backdrop host so glass + gap under the pill
 * match docs live — menu stays outside the navbar pill.
 */
.examples-navbar-chrome {
  position: relative;
  z-index: 50;
  overflow: visible;
  padding: var(--ca-space-4) 1.15rem var(--ca-space-5);
  border-radius: var(--radius-glass);
  border: 0.5px solid var(--glass-border);
  background: color-mix(in oklab, var(--glass-surface) 70%, transparent);
}

.examples-navbar-chrome:has(.ui-navbar--island.is-open) {
  /* Above sibling cards; below .examples-toc-shell (60). */
  z-index: 55;
}

/* Page chrome on top of .ui-scrollspy — long sticky rail, not a pane demo. */
.examples-scrollspy {
  align-items: start;
  gap: var(--ca-space-5);
}

.examples-toc-shell {
  min-width: 0;
  /* Stretch to the scrollspy row so sticky nav can pin; align-items:start
     otherwise sizes this column to the rail alone and sticky never engages. */
  align-self: stretch;
}

.examples-mobile {
  display: none;
}

.examples-mobile__brand {
  display: flex;
  align-items: center;
  gap: var(--ca-space-3);
  min-width: 0;
  margin-inline-end: auto;
  text-decoration: none;
  color: var(--text);
}

.examples-mobile__mark {
  flex-shrink: 0;
  border-radius: var(--ca-radius-sm);
}

.examples-mobile__brand-text {
  display: grid;
  gap: 0.05rem;
  min-width: 0;
}

.examples-mobile__name {
  font-size: var(--ca-font-size-md);
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.examples-mobile__tag {
  font-size: var(--ca-font-size-xs);
  color: var(--muted);
  line-height: 1.2;
}

.examples-mobile__menu-btn {
  flex-shrink: 0;
  inline-size: 2.5rem;
  block-size: 2.5rem;
  min-width: 2.5rem;
  min-height: 2.5rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.examples-mobile__menu-bars {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.22rem;
  width: 1.1rem;
  height: 1.1rem;
}

.examples-mobile__menu-bar {
  display: block;
  width: 100%;
  height: 1.5px;
  border-radius: 1px;
  background: currentColor;
  transform-origin: center;
  transition:
    transform var(--ca-duration-base) var(--ca-ease-spring),
    opacity var(--ca-duration-fast) ease;
}

.examples-mobile__menu-btn[aria-expanded='true'] .examples-mobile__menu-bar:nth-of-type(1) {
  transform: translateY(0.34rem) rotate(45deg);
}

.examples-mobile__menu-btn[aria-expanded='true'] .examples-mobile__menu-bar:nth-of-type(2) {
  opacity: 0;
  transform: scaleX(0.4);
}

.examples-mobile__menu-btn[aria-expanded='true'] .examples-mobile__menu-bar:nth-of-type(3) {
  transform: translateY(-0.34rem) rotate(-45deg);
}

@media (prefers-reduced-motion: reduce) {
  .examples-mobile__menu-bar {
    transition: none;
  }
}

/* Beat .ui-scrollspy__nav a (color/display) — same pattern as Docs CTA. */
.ui-scrollspy__nav a.examples-toc__landings {
  display: flex;
  align-items: center;
  gap: var(--ca-space-2);
  margin-block-end: var(--ca-space-1);
  padding-block: 0.55rem;
  padding-inline: var(--ca-space-3);
  color: #fff;
  font-weight: 650;
  letter-spacing: -0.02em;
  border: none;
  border-radius: var(--ca-radius-sm);
  background: var(--color-system-blue);
  box-shadow:
    0 1px 0 0 color-mix(in oklab, white 22%, transparent) inset,
    0 1px 2px color-mix(in oklab, oklch(0.04 0.02 260) 18%, transparent),
    0 6px 16px -6px color-mix(in oklab, var(--color-system-blue) 65%, transparent);
  transition:
    background var(--ca-duration-fast) ease,
    box-shadow var(--ca-duration-fast) ease,
    transform var(--ca-duration-fast) ease;
}

.ui-scrollspy__nav a.examples-toc__landings:hover {
  color: #fff;
  background: var(--color-system-blue-hover);
  box-shadow:
    0 1px 0 0 color-mix(in oklab, white 26%, transparent) inset,
    0 4px 14px -4px color-mix(in oklab, var(--color-system-blue) 55%, transparent);
  transform: translateY(-1px);
}

.ui-scrollspy__nav a.examples-toc__landings:focus-visible {
  outline: 2px solid color-mix(in oklab, white 70%, var(--color-accent-2));
  outline-offset: 2px;
}

.examples-toc__landings-label {
  flex: 1;
  min-width: 0;
}

.ui-scrollspy__nav a.examples-toc__landings .ui-icon {
  flex-shrink: 0;
  width: 0.85rem;
  height: 0.85rem;
  background-color: #fff;
}

.ui-scrollspy__nav a.examples-toc__landings .ui-icon--chevron-right {
  width: 0.7rem;
  height: 0.7rem;
  opacity: 0.9;
  transition: transform var(--ca-duration-fast) ease, opacity var(--ca-duration-fast) ease;
}

.ui-scrollspy__nav a.examples-toc__landings:hover .ui-icon--chevron-right {
  opacity: 1;
  transform: translateX(2px);
}

.ui-icon--layouts {
  mask-image: url(/examples/icons/layouts.svg);
  -webkit-mask-image: url(/examples/icons/layouts.svg);
  mask-size: contain;
  -webkit-mask-size: contain;
  mask-repeat: no-repeat;
  -webkit-mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-position: center;
}

@media (prefers-reduced-motion: reduce) {
  .ui-scrollspy__nav a.examples-toc__landings,
  .ui-scrollspy__nav a.examples-toc__landings .ui-icon--chevron-right {
    transition: none;
  }

  .ui-scrollspy__nav a.examples-toc__landings:hover {
    transform: none;
  }

  .ui-scrollspy__nav a.examples-toc__landings:hover .ui-icon--chevron-right {
    transform: none;
  }
}

.examples-scrollspy__label {
  margin: var(--ca-space-2) 0 var(--ca-space-2);
  padding: var(--ca-space-2) var(--ca-space-3) 0;
  font-size: var(--ca-font-size-xs);
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  border-block-start: 0.5px solid color-mix(in oklab, var(--glass-border) 70%, transparent);
}

.examples-toc-shell > .ui-scrollspy__nav {
  z-index: 20;
  top: var(--ca-space-4);
  max-height: calc(100dvh - var(--ca-space-8));
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}

@media (min-width: 768px) {
  .examples-scrollspy {
    grid-template-columns: 12.75rem minmax(0, 1fr);
    gap: var(--ca-space-6);
  }

  .examples-toc-shell > .ui-scrollspy__nav {
    position: sticky;
  }
}

/* Mobile: docs-style sticky bar + collapsible nav */
@media (max-width: 767px) {
  .examples {
    padding-block-start: 0;
    padding-inline: 0;
  }

  .examples-scrollspy {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .examples-toc-shell {
    position: sticky;
    top: 0;
    /* Above .ui-navbar--island (50) so demos cannot punch through the open drawer. */
    z-index: 60;
    max-height: 100dvh;
    overflow: hidden;
    overscroll-behavior: contain;
    border-bottom: 0.5px solid color-mix(in oklab, var(--glass-border) 80%, transparent);
    padding-block: max(var(--ca-space-3), env(safe-area-inset-top)) 0;
    padding-inline: max(var(--ca-space-4), env(safe-area-inset-left))
      max(var(--ca-space-4), env(safe-area-inset-right));
    background: color-mix(in oklab, var(--color-bg-deep) 94%, transparent);
  }

  .examples-mobile {
    display: flex;
    width: 100%;
    align-items: center;
    gap: var(--ca-space-3);
    margin-bottom: 0;
    padding-block-end: var(--ca-space-3);
  }

  /*
   * Closed unless explicitly open — same as docs `.docs-nav[data-collapsed]`.
   * HTML also ships `hidden` so first paint cannot FOUC the drawer before CSS.
   */
  .examples-toc-shell > .ui-scrollspy__nav:not([data-collapsed='false']) {
    display: none;
  }

  /* Before JS moves controls into the drawer, don’t flash them in the body. */
  .examples-body > .examples-controls {
    display: none;
  }

  /* Beat .ui-scrollspy__nav row-wrap at ≤560px — keep a vertical docs-style list. */
  .examples-toc-shell > .ui-scrollspy__nav {
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
  }

  .examples-toc-shell > .ui-scrollspy__nav[data-collapsed='false'] {
    display: flex;
    width: 100%;
    position: static;
    top: auto;
    max-height: calc(100dvh - 4.5rem - env(safe-area-inset-top, 0px));
    overflow: auto;
    overscroll-behavior: contain;
    margin-block-end: var(--ca-space-3);
    animation: examples-nav-in var(--ca-duration-base) var(--ca-ease-spring) both;
  }

  @keyframes examples-nav-in {
    from {
      opacity: 0;
      transform: translateY(-0.35rem);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @media (prefers-reduced-motion: reduce) {
    .examples-toc-shell > .ui-scrollspy__nav[data-collapsed='false'] {
      animation: none;
    }
  }

  .examples-body {
    padding-block: var(--ca-space-5) var(--ca-space-12);
    padding-inline: max(var(--ca-space-4), env(safe-area-inset-left))
      max(var(--ca-space-4), env(safe-area-inset-right));
  }

  .examples-top {
    margin-bottom: var(--ca-space-4);
    padding-inline-end: 0;
  }

  .examples-section {
    scroll-margin-top: calc(4rem + env(safe-area-inset-top, 0px));
  }

  .swatch-grid {
    grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr));
  }

  .icon-gallery {
    grid-template-columns: repeat(auto-fill, minmax(5.5rem, 1fr));
  }

  .examples-demo-stack,
  .toast-demo,
  .skeleton-demo {
    max-width: none;
  }
}

.examples-stack {
  display: grid;
  gap: var(--ca-space-5);
  min-width: 0;
  padding-bottom: 35vh;
}

.examples-caption {
  margin: var(--ca-space-4) 0 var(--ca-space-2);
  color: var(--faint);
  font-size: var(--ca-font-size-sm);
  line-height: 1.4;
}

.examples-caption--tight {
  margin: var(--ca-space-2) 0 0;
}

.examples-panel-stack .msg {
  margin: 0;
}

.swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(9.5rem, 1fr));
  gap: var(--ca-space-3);
}

.swatch {
  display: grid;
  gap: var(--ca-space-2);
}

.swatch-chip {
  display: block;
  height: var(--ca-space-12);
  border-radius: var(--ca-radius-sm);
  background: var(--swatch);
  border: 0.5px solid var(--glass-border);
  box-shadow: 0 1px 0 0 var(--glass-rim) inset;
}

.swatch-chip--glass {
  backdrop-filter: blur(12px);
}

.swatch code {
  font-family: var(--mono);
  font-size: var(--ca-font-size-xs);
  color: var(--faint);
}

.type-stack {
  display: grid;
  gap: var(--ca-space-3);
}

.type-display {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.type-body {
  margin: 0;
  font-size: var(--ca-font-size-base);
  line-height: 1.5;
}

.type-muted {
  margin: 0;
  color: var(--muted);
  font-size: var(--ca-font-size-md);
}

.type-mono {
  margin: 0;
  font-family: var(--mono);
  font-size: var(--ca-font-size-sm);
  color: var(--faint);
}

.type-arabic {
  display: grid;
  gap: var(--ca-space-1);
  margin-top: var(--ca-space-1);
  padding-top: var(--ca-space-4);
  border-top: 0.5px solid var(--glass-border);
  font-family: var(--font-sans-arabic);
}

.type-arabic__display,
.type-arabic__body {
  margin: 0;
}

.type-arabic__display {
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1.45;
}

.type-arabic__body {
  color: var(--muted);
  font-size: var(--ca-font-size-base);
  line-height: 1.7;
}

.nested-surface {
  /* Fallback if examples load without the panel component; DS owns the real rule. */
  border: 0.5px solid var(--glass-border);
  border-radius: var(--ca-radius-md);
  padding: var(--ca-space-4);
  background: color-mix(in oklab, var(--glass-surface) 80%, transparent);
}

.icon-gallery {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr));
  gap: var(--ca-space-3);
}

.icon-gallery__item {
  display: grid;
  justify-items: center;
  gap: var(--ca-space-2);
  padding: var(--ca-space-3) var(--ca-space-2);
  border-radius: var(--ca-radius-sm);
  border: 0.5px solid var(--glass-border);
  background: color-mix(in oklab, var(--glass-surface) 75%, transparent);
  color: var(--text);
}

.icon-gallery__item .ui-icon {
  width: 1.15rem;
  height: 1.15rem;
}

.icon-gallery__item code {
  font-family: var(--mono);
  font-size: var(--ca-font-size-xs);
  color: var(--faint);
  text-align: center;
  overflow-wrap: anywhere;
}

.toast-demo {
  display: grid;
  gap: var(--ca-space-3);
  max-width: 24rem;
}

.toast-demo .toast {
  position: relative;
  inset: auto;
}

.motion-demo {
  display: grid;
  gap: var(--ca-space-3);
}

.status-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}

.status-row:not([class*='gap-']) {
  gap: var(--ca-space-2);
}

.skeleton-demo {
  display: grid;
  gap: var(--ca-space-2);
  max-width: 22rem;
}

.examples-demo-stack {
  display: grid;
  gap: var(--ca-space-3);
  max-width: 22rem;
}

.examples-main ~ .docs-site-footer {
  margin-inline: var(--ca-space-4);
  padding-inline: 0;
}

.ui-icon--theme {
  width: 0.9rem;
  height: 0.9rem;
  mask-image: url(/examples/icons/theme-sun.svg);
  -webkit-mask-image: url(/examples/icons/theme-sun.svg);
}

html[data-theme='light'] .examples-toc-shell > .ui-scrollspy__nav {
  background: color-mix(in oklab, var(--glass-surface) 92%, white);
}

@media (max-width: 767px) {
  html[data-theme='light'] .examples-toc-shell {
    background: color-mix(in oklab, var(--color-bg-deep) 82%, white);
  }
}

html[data-theme='light'] .ui-icon--theme {
  mask-image: url(/examples/icons/theme-moon.svg);
  -webkit-mask-image: url(/examples/icons/theme-moon.svg);
}