@layer components {
  /* Calendar styling */
  .calendar-card {
    padding: var(--block-space);
  }

  .calendar-container {
    overflow-x: auto;
    max-height: 80ch;
    overflow-y: auto;
  }

  .simple-calendar {
    width: 100%;
  }

  .simple-calendar table {
    border: 1px solid var(--color-border);
    border-collapse: collapse;
    box-sizing: border-box;
    max-width: 100%;
    width: 100%;
    table-layout: fixed;
  }

  .simple-calendar th {
    padding: 0.5rem;
    border-bottom: 2px solid var(--color-border);
    border-left: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    border-top: none;
    box-sizing: border-box;
    text-align: center;
    font-weight: 600;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    text-transform: uppercase;
  }

  .simple-calendar td {
    width: 14.28%;
    min-width: 12ch;
    height: 5rem;
    border: 1px solid var(--color-border);
    vertical-align: top;
    padding: 0;
    box-sizing: border-box;
  }

  .calendar-day {
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  .calendar-title {
    line-height: 1.1;
    font-size: var(--text-xl);
    font-weight: bold;
    margin-bottom: 0;
  }

  .calendar-day__number {
    font-size: var(--text-base);
    font-weight: 500;
    margin-bottom: 0.5rem;
  }

  .calendar-day__events {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
  }

  .calendar-event {
    text-decoration: none;
    display: block;
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    padding: 2px 6px;
    border-radius: 12px;
    font-size: var(--text-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border: 1px solid var(--color-secondary);
    transition: all 0.2s;
    font-weight: 500;
  }

  .calendar-event:hover {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary);
  }

  .prev-month .calendar-event,
  .next-month .calendar-event {
    background-color: var(--color-disabled-bg);
    border-color: var(--color-disabled-border);
    color: var(--color-disabled-text);
  }

  .calendar-event__name {
    display: block;
  }

  .today {
    background-color: var(--color-today);
  }

  .prev-month, .next-month {
    color: var(--color-text-semimuted);
    background-color: var(--color-bg-dark);
  }

  .calendar-heading {
    margin-bottom: 1rem;
  }

  /* Calendar Day Overlay */
  .calendar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background-color: var(--color-overlay);
    z-index: 100;
    align-items: center;
    justify-content: center;
    padding: 1rem;
  }

  .calendar-overlay--open {
    display: flex;
  }

  .calendar-overlay__card {
    background: var(--color-surface);
    border-radius: 0.75rem;
    border: 1px solid var(--color-border);
    max-width: 40ch;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 4px 24px var(--color-shadow);
  }

  /* Header: large day number + weekday / month year */
  .calendar-overlay__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.875rem 1.125rem;
    border-bottom: 1px solid var(--color-border-highlight);
  }

  .calendar-overlay__date {
    display: flex;
    align-items: center;
    gap: 0.625rem;
  }

  .calendar-overlay__day-number {
    font-size: var(--text-3xl);
    font-weight: 500;
    line-height: 1;
    color: var(--color-text);
  }

  .calendar-overlay__day-label {
    display: flex;
    flex-direction: column;
  }

  .calendar-overlay__day-label span {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    line-height: 1.2;
  }

  .calendar-overlay__day-label span:first-child {
    font-weight: 500;
  }

  .calendar-overlay__close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-muted);
    padding: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
  }

  .calendar-overlay__close:hover {
    color: var(--color-text);
  }

  /* Event list */
  .calendar-overlay__list {
    padding: 1rem 1.125rem 1.125rem;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
  }

  /* Calendar overlay uses shared .event-card__item component (events_preview.css) */
}

@media (max-width: 60ch) {
  .calendar-heading.tools__container {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 0ch;
  }

  .tools__container .tools__group {
    gap: .5ch;
  }

  /* Icon-only prev/next so the row never wraps under long month names.
     The label stays in the DOM via aria-label for screen readers. */
  .tools__btn-label {
    display: none;
  }

  .simple-calendar td {
    height: 3rem;
    min-width: 0;
  }

  .calendar-day {
    padding: 0.25rem;
  }

  .calendar-day__number {
    margin-bottom: 0.125rem;
    font-size: var(--text-xs);
  }

  .calendar-day__events {
    flex-direction: column;
    flex-wrap: wrap;
    gap: 0.125rem;
    justify-content: center;
  }

  .calendar-event {
    width: 10px;
    height: 10px;
    padding: 0;
    border-radius: 50%;
    min-width: 0;
    border: none;
    pointer-events: none;
  }

  .calendar-event__name {
    display: none;
  }
}

@media (prefers-color-scheme: dark) {
  .simple-calendar td {
    border-color: var(--color-border);
  }

  .today {
    background-color: var(--color-today);
  }

  .prev-month .calendar-event,
  .next-month .calendar-event {
    background-color: var(--color-disabled-bg);
    border-color: var(--color-disabled-border);
    color: var(--color-disabled-text);
  }
}