@layer design {
  .breadcrumbs {
    min-width: 0;
    color: var(--text-muted);
    font: var(--text-dense);
  }
  .breadcrumbs:not(:last-child) {
    margin-block-end: var(--space-3);
  }
  /* One line that never runs off: attachBreadcrumbs shrinks the furthest-back middle crumbs, then collapses them into "N more".
   Before it measures, flex shrink is the estimate: middle crumbs give way first, the current page last. */
  .breadcrumbs ol {
    display: flex;
    flex-wrap: nowrap;
    align-items: baseline;
    gap: 4px 8px;
    margin: 0;
    padding: 0;
    list-style: none;
  }
  .breadcrumbs li {
    display: inline-flex;
    flex: 0 1 auto;
    align-items: baseline;
    min-width: 0;
    max-width: 100%;
  }
  .breadcrumbs li:first-child {
    flex-shrink: 0.5;
  }
  .breadcrumbs li:last-child {
    flex-shrink: 0.25;
  }
  .breadcrumbs li[hidden] {
    display: none;
  }
  .breadcrumbs[data-breadcrumbs-measuring] li {
    flex-shrink: 0;
  }
  .breadcrumbs [data-breadcrumbs-probe] {
    position: absolute;
    visibility: hidden;
    width: var(--breadcrumb-min-label, 8ch);
  }
  .breadcrumbs li + li::before {
    content: '';
    height: 0.85em;
    border-inline-start: 1px solid var(--border-strong);
    transform: skew(-18deg);
    margin-inline-end: 8px;
  }
  .breadcrumbs a {
    color: var(--text-secondary);
    text-decoration: underline;
    text-decoration-color: var(--border-strong);
    text-underline-offset: 2px;
  }
  .breadcrumbs a:hover {
    color: var(--text-primary);
    text-decoration-color: currentColor;
  }
  .breadcrumbs a:focus-visible {
    border-radius: 2px;
    outline: 2px solid var(--focus-ring);
    outline-offset: 3px;
  }
  .breadcrumbs [aria-current='page'] {
    color: var(--text-primary);
    font-weight: 600;
  }
  .breadcrumb-demo {
    display: grid;
    gap: var(--space-4);
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }
  .breadcrumb-demo-tools {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-2);
  }
  .breadcrumb-demo-tools label {
    font: var(--text-dense);
    color: var(--text-secondary);
  }
  .breadcrumb-demo-tools input {
    min-width: 0;
    font: var(--text-dense);
  }
  .breadcrumb-demo-page {
    min-width: 0;
    padding: var(--space-6);
    border: 1px solid var(--border-default);
    border-radius: var(--radius);
    background: var(--surface-panel);
  }
  .breadcrumb-demo-page [data-route] > header h2 {
    margin: 0;
    font: var(--text-title);
  }
  .breadcrumb-demo-page [data-route] > header p {
    margin: var(--space-2) 0 0;
    color: var(--text-secondary);
    font: var(--text-body);
  }
  .breadcrumb-demo-path {
    margin: var(--space-4) 0 0;
    color: var(--text-muted);
    font: var(--text-dense);
    overflow-wrap: anywhere;
  }
  .breadcrumb-demo-path code {
    font: inherit;
    font-family: var(--font-code);
  }
  @container (max-width:420px) {
    .breadcrumb-demo-tools {
      grid-template-columns: minmax(0, 1fr) auto;
    }
    .breadcrumb-demo-tools label {
      grid-column: 1/-1;
    }
  }

  .breadcrumb-demo-records {
    list-style: none;
    margin: var(--space-6) 0 0;
    padding: 0;
    display: grid;
    gap: var(--space-4);
  }
  .breadcrumb-demo-records > li + li {
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-default);
  }
  .breadcrumb-demo-records p,
  .breadcrumb-demo-detail p {
    margin: var(--space-1) 0 0;
    color: var(--text-secondary);
    font: var(--text-dense);
  }
  .breadcrumb-demo-detail {
    margin-top: var(--space-6);
  }
  .breadcrumb-demo-detail h3 {
    font: var(--text-dense);
    color: var(--text-secondary);
    margin: 0 0 var(--space-2);
  }
  .breadcrumb-demo-page header + [data-route-link] {
    display: inline-block;
    margin-top: var(--space-4);
  }
  @container (max-width:480px) {
    .breadcrumb-demo-page {
      padding: var(--space-4);
    }
  }

  .breadcrumbs li > a,
  .breadcrumbs li > span {
    display: block;
    min-width: 0;
    max-width: var(--breadcrumb-label-width, 24ch);
    overflow: hidden;
    white-space: nowrap;
  }
  .breadcrumbs li:last-child > span {
    max-width: var(--breadcrumb-current-width, 32ch);
  }
  .breadcrumbs li + li::before {
    flex-shrink: 0;
  }
  .breadcrumbs li.breadcrumbs-more-item {
    flex-shrink: 0;
  }
  .breadcrumbs-more {
    margin: 0;
    padding: 0 4px;
    border: 0;
    border-radius: var(--radius-xs);
    background: transparent;
    color: var(--text-secondary);
    font: inherit;
    white-space: nowrap;
    cursor: pointer;
    text-decoration: underline;
    text-decoration-color: var(--border-strong);
    text-underline-offset: 2px;
  }
  .breadcrumbs-more:hover,
  .breadcrumbs-more[aria-expanded='true'] {
    background: var(--surface-hover);
    color: var(--text-primary);
  }
  .breadcrumbs-more:focus-visible {
    outline: 2px solid var(--focus-ring);
    outline-offset: 1px;
  }
  .breadcrumb-demo-narrow {
    width: 340px;
    min-width: 160px;
    max-width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--border-default);
    border-radius: var(--radius);
    resize: horizontal;
    overflow: hidden;
    box-sizing: border-box;
  }
  .breadcrumb-demo-narrow > p {
    margin: 0;
    color: var(--text-muted);
    font: var(--text-dense);
  }
}