/* Notification Centre
 * Bell badge in nav, notification centre page (day-grouped, category-coded rows).
 */

@layer components {

  /* ── Bell icon in nav ── */

  .notif-bell {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    border-radius: var(--radius-pill);
    color: var(--color-ink-muted);
    text-decoration: none;
    transition: color 100ms ease, background 100ms ease;

    &:hover {
      color: var(--color-ink);
      background: color-mix(in oklch, var(--color-ink) 6%, transparent);
    }

    &:focus-visible {
      outline: 2px solid var(--color-accent);
      outline-offset: 2px;
    }
  }

  .notif-bell__badge {
    position: absolute;
    top: 2px;
    right: 2px;
    min-width: 1rem;
    height: 1rem;
    padding: 0 0.3em;
    font-size: 0.625rem;
    font-weight: 700;
    line-height: 1rem;
    text-align: center;
    color: oklch(100% 0 0);
    background: var(--color-negative);
    border-radius: var(--radius-pill);
  }

  .notif-bell__badge--hidden {
    display: none;
  }

  .notif-bell__count {
    margin-inline-start: auto;
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 0.375em;
    font-size: 0.6875rem;
    font-weight: 700;
    line-height: 1.25rem;
    text-align: center;
    color: oklch(100% 0 0);
    background: var(--color-negative);
    border-radius: var(--radius-pill);
  }

  /* ── Page header ── */

  .notif-centre__header {
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    column-gap: 0.5rem;
    row-gap: 0.625rem;
    margin-block-end: var(--block-space-l);
  }

  .notif-centre__title {
    grid-column: 1;
    grid-row: 1;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-ink);
    margin: 0;
  }

  .notif-centre__settings {
    grid-column: 3;
    grid-row: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-pill);
    color: var(--color-ink-muted);
    text-decoration: none;
    transition: color 100ms ease, background 100ms ease;

    &:hover {
      color: var(--color-ink);
      background: color-mix(in oklch, var(--color-ink) 6%, transparent);
    }

    &:focus-visible {
      outline: 2px solid var(--color-accent);
      outline-offset: 2px;
    }
  }

  .notif-centre__unread {
    grid-column: 2;
    grid-row: 1;
    margin: 0;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-pill);
    background: color-mix(in oklch, var(--color-accent) 14%, transparent);
    white-space: nowrap;
  }

  .notif-centre__header > .btn,
  .notif-centre__header > form {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: start;
    margin: 0;
  }

  /* Global-mute strip — replaces unread + mark-all-read when muted */
  .notif-centre__muted {
    grid-column: 1 / -1;
    grid-row: 2;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.625rem 0.875rem;
    border-radius: var(--radius);
    background: color-mix(in oklch, var(--color-ink-muted) 12%, transparent);
    border: 1px solid var(--color-border);
    color: var(--color-ink);
    font-size: 0.875rem;

    & .notif-centre__muted-icon {
      display: inline-flex;
      color: var(--color-ink-muted);
    }

    & form {
      margin-inline-start: auto;
    }

    & .btn {
      margin: 0;
    }
  }

  /* ── Day-grouped sections ── */

  .notif-day + .notif-day {
    margin-block-start: var(--block-space-l);
  }

  .notif-day__label {
    margin: 0 0 var(--block-space-s);
    padding-inline-start: 0.25rem;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-ink-muted);
  }

  .notif-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  /* ── Notification row ── */

  .notif-feed-row {
    --row-tint: var(--color-ink-muted);
    --row-tint-l: 70%;
    --row-tint-c: 0.04;
    --row-tint-h: 280;

    position: relative;
    border-radius: var(--radius);
    background: var(--color-surface);
    border-inline-start: 3px solid transparent;
    transition: background 120ms ease, border-color 120ms ease;

    &:hover {
      background: color-mix(in oklch, var(--color-ink) 4%, var(--color-surface));
    }
  }

  .notif-feed-row__link {
    display: grid;
    grid-template-columns: auto 1fr auto;
    grid-template-rows: auto auto;
    grid-template-areas:
      "icon body time"
      "icon body dot";
    align-items: center;
    column-gap: 0.875rem;
    row-gap: 0.125rem;
    padding: 0.875rem 1rem;
    color: var(--color-ink);
    text-decoration: none;

    &:focus-visible {
      outline: 2px solid var(--color-accent);
      outline-offset: -2px;
      border-radius: inherit;
    }
  }

  .notif-feed-row__icon {
    grid-area: icon;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 10px;
    color: var(--row-tint);
    background: color-mix(in oklch, var(--row-tint) 14%, transparent);

    & svg {
      width: 1.125rem;
      height: 1.125rem;
    }
  }

  .notif-feed-row__body {
    grid-area: body;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
  }

  .notif-feed-row__title {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-ink);
    line-height: 1.3;
  }

  .notif-feed-row__detail {
    font-size: 0.8125rem;
    color: var(--color-ink-muted);
    line-height: 1.35;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }

  .notif-feed-row__time {
    grid-area: time;
    flex-shrink: 0;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-ink-muted);
    align-self: start;
  }

  .notif-feed-row__dot {
    grid-area: dot;
    justify-self: end;
    align-self: end;
    width: 0.5rem;
    height: 0.5rem;
    border-radius: var(--radius-pill);
    background: var(--row-tint);
  }

  /* ── Unread state ── */

  .notif-feed-row--unread {
    background: color-mix(in oklch, var(--row-tint) 6%, var(--color-surface));
    border-inline-start-color: var(--row-tint);

    &:hover {
      background: color-mix(in oklch, var(--row-tint) 10%, var(--color-surface));
    }

    & .notif-feed-row__title {
      font-weight: 700;
    }

    & .notif-feed-row__icon {
      background: color-mix(in oklch, var(--row-tint) 22%, transparent);
    }
  }

  /* ── Category tints ── */

  .notif-feed-row--alert {
    --row-tint: oklch(var(--lch-flare));
  }

  .notif-feed-row--lineup {
    --row-tint: oklch(var(--lch-golden));
  }

  .notif-feed-row--logistics {
    --row-tint: oklch(var(--lch-laser));
  }

  .notif-feed-row--social {
    --row-tint: oklch(var(--lch-uv));
  }

  .notif-feed-row--info {
    --row-tint: var(--color-ink-muted);
  }
}