@layer components {
  .notification-trigger {
    position: relative;
  }

  .notification-trigger-count {
    position: absolute;
    top: var(--space-1);
    right: var(--space-1);
    min-width: var(--space-5);
    height: var(--space-5);
    display: grid;
    padding-inline: var(--space-1);
    border: 2px solid var(--bg-app);
    border-radius: var(--radius-round);
    background: var(--danger);
    color: var(--button-primary-fg);
    font-size: var(--type-workbench-meta);
    font-weight: var(--weight-bold);
    line-height: var(--leading-ui);
    place-items: center;
    pointer-events: none;
  }

  .app-rail-link.notification-trigger .notification-trigger-count {
    top: 50%;
    right: var(--space-3);
    transform: translateY(-50%);
  }

  .notification-center-sheet {
    max-height: min(92dvh, 900px);
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    overflow: hidden;
    padding-bottom: max(var(--space-3), var(--safe-bottom));
  }

  .notification-center-header {
    min-width: 0;
    align-items: flex-start;
    margin: 0;
    padding-bottom: var(--space-3);
  }

  .notification-center-header > div:first-child,
  .notification-category-header > div:first-child,
  .notification-item-copy {
    min-width: 0;
    display: grid;
    gap: var(--space-1);
  }

  .notification-center-sheet .eyebrow {
    font-family: var(--font-mono);
  }

  .notification-center-header p, .notification-category-header h3, .notification-category-header p {
    margin: 0;
  }

  .notification-center-header p, .notification-category-header p, .notification-category-error, .notification-item-copy small {
    color: var(--text-secondary);
    font-size: var(--type-workbench-caption);
    line-height: var(--leading-body);
  }

  .notification-center-actions {
    display: flex;
    flex: 0 0 auto;
    gap: var(--space-1);
  }

  .notification-center-body {
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding-block: var(--space-3);
    scrollbar-gutter: stable;
  }

  .notification-summary {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: var(--space-5);
    border-block: 1px solid var(--border-default);
  }

  .notification-summary > span {
    min-width: 0;
    display: grid;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-2);
  }

  .notification-summary > span + span {
    border-left: 1px solid var(--border-default);
  }

  .notification-summary small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .notification-summary small, .notification-item-copy time {
    color: var(--text-muted);
    font-size: var(--type-workbench-meta);
  }

  .notification-summary strong {
    font-size: var(--type-heading);
  }

  .notification-category {
    border-top: 1px solid var(--border-strong);
  }

  .notification-category + .notification-category {
    margin-top: var(--space-5);
  }

  .notification-category-header {
    min-height: 74px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-3);
    padding-block: var(--space-3);
  }

  .notification-category-header h3 {
    font-size: var(--type-body);
  }

  .notification-category-status {
    display: grid;
    justify-items: end;
    gap: var(--space-1);
  }

  .notification-category-status > strong {
    color: var(--text-secondary);
    font-size: var(--type-workbench-caption);
  }

  .notification-mark-button.button {
    min-height: var(--touch-target);
    padding-inline: var(--space-2);
    border: 0;
    background: transparent;
    color: var(--accent);
    font-size: var(--type-workbench-meta);
  }

  .notification-category-error {
    margin-bottom: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-left: 2px solid var(--danger);
    background: var(--bg-subtle);
  }

  .notification-item-list {
    border-top: 1px solid var(--border-default);
  }

  .notification-item.content-action {
    min-height: 78px;
    display: grid;
    grid-template-columns: var(--space-7) minmax(0, 1fr) auto;
    align-items: start;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-2);
    border-bottom: 1px solid var(--border-default);
  }

  .notification-item-icon {
    width: var(--space-7);
    height: var(--space-7);
    display: grid;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-round);
    background: var(--bg-subtle);
    color: var(--text-secondary);
    place-items: center;
  }

  .notification-item-icon .ui-icon, .notification-item-destination .ui-icon {
    width: var(--icon-size-sm);
    height: var(--icon-size-sm);
  }

  .notification-item-copy strong, .notification-item-copy small {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .notification-item-copy strong {
    font-size: var(--type-workbench-body);
  }

  .notification-item-copy small {
    white-space: nowrap;
  }

  .notification-item-destination {
    max-width: 9rem;
    align-self: center;
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    color: var(--text-secondary);
    font-size: var(--type-caption);
    font-weight: var(--weight-semibold);
    text-align: right;
  }

  .notification-item.is-unavailable {
    cursor: not-allowed;
    opacity: .68;
  }

  .notification-item-destination.is-unavailable {
    color: var(--text-muted);
  }

  .notification-category-empty {
    min-height: var(--touch-target);
    display: flex;
    align-items: center;
    border-top: 1px solid var(--border-default);
  }

  .notification-category-empty, .notification-center-footer > span {
    color: var(--text-muted);
  }

  .notification-category-empty, .notification-center-loading > span:last-child, .notification-center-footer > span {
    font-size: var(--type-workbench-caption);
  }

  .notification-center-loading {
    min-height: 280px;
    display: grid;
    place-content: center;
    justify-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    text-align: center;
  }

  .notification-center-footer {
    min-height: calc(var(--touch-target) + var(--space-3));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border-strong);
  }

  @media (max-width: 767px) {
    .notification-summary {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .notification-summary > span:nth-child(3) {
      border-left: 0;
    }

    .notification-summary > span:nth-child(n + 3) {
      border-top: 1px solid var(--border-default);
    }

    .notification-center-sheet {
      width: 100%;
      max-height: calc(100dvh - var(--safe-top) - var(--space-3));
      grid-template-rows: auto auto minmax(0, 1fr) auto;
    }

    .notification-center-body {
      margin-inline: calc(0px - max(var(--space-4), var(--safe-left)));
      padding-inline: max(var(--space-4), var(--safe-left));
    }

    .notification-category-header {
      grid-template-columns: minmax(0, 1fr);
    }

    .notification-category-status {
      grid-template-columns: minmax(0, 1fr) auto;
      align-items: center;
      justify-items: start;
    }

    .notification-mark-button.button {
      justify-self: end;
    }

    .notification-item.content-action {
      grid-template-columns: var(--space-7) minmax(0, 1fr);
      min-height: var(--touch-target);
      padding-block: var(--space-3);
    }

    .notification-item-destination {
      max-width: none;
      grid-column: 2;
      justify-self: start;
      text-align: left;
    }

    .notification-center-footer > span {
      max-width: 48%;
    }
  }

  @media (min-width: 768px) {
    .notification-center-backdrop {
      align-items: stretch;
      justify-items: end;
    }

    .notification-center-sheet {
      width: min(520px, 44vw);
      height: 100dvh;
      max-height: none;
      margin: 0;
      padding: var(--space-4) var(--space-5);
      border-radius: var(--radius-overlay) 0 0 var(--radius-overlay);
    }

    .notification-center-sheet > .sheet-handle {
      display: none;
    }
  }

  @media (forced-colors: active) {
    .notification-trigger-count, .notification-item-icon, .notification-category-error {
      border: 1px solid CanvasText;
    }
  }
}