/*
 * THE MONTH GRID. The slot paints the range's continuous band, rounding where the span ends; the
 * disc inside carries selection and is narrower, keeping neighbours apart.
 */
@layer theme, base, lotics, components, utilities;
@layer lotics.tokens, lotics.reset, lotics.components;

@layer lotics.components {
  .lotics-date-calendar {
    /* The disc plus the air between two; seven slots is the month's minimum width. */
    --lotics-date-calendar-disc: 36px;
    --lotics-date-calendar-slot: 40px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    min-width: 0;
  }

  .lotics-date-calendar[data-layout="pair"] {
    flex-direction: row;
    gap: var(--lotics-space-24);
  }

  .lotics-date-calendar__month {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    min-width: 280px;
  }

  .lotics-date-calendar__header {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--lotics-space-8);
  }

  .lotics-date-calendar__pickers {
    display: flex;
    flex-direction: row;
    justify-content: center;
    flex: 1;
    min-width: 0;
    gap: var(--lotics-space-8);
  }

  .lotics-date-calendar__title {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-width: 0;
  }

  .lotics-date-calendar__grid {
    display: flex;
    flex-direction: column;
    align-items: stretch;
  }

  .lotics-date-calendar__weekdays {
    display: flex;
    flex-direction: row;
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--lotics-space-8);
    margin-bottom: var(--lotics-space-4);
  }

  /* Shares the day slots' sizing. */
  .lotics-date-calendar__weekday {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-width: var(--lotics-date-calendar-slot);
    height: 32px;
  }

  /* Separated so a wrapping range does not read as one block. */
  .lotics-date-calendar__week {
    display: flex;
    flex-direction: row;
    margin-bottom: var(--lotics-space-2);
  }

  .lotics-date-calendar__day {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-width: var(--lotics-date-calendar-slot);
    height: var(--lotics-date-calendar-disc);
    margin: 0;
    padding: 0;
    border: 0 solid transparent;
    /* The cell is the press target; a span resets it, since a week's band is one shape. */
    border-radius: var(--lotics-radius-control);
    background-color: transparent;
    color: var(--lotics-ink-default);
    font: inherit;
    appearance: none;
    /* A day sets a value (the kit's cursor rule). */
    cursor: default;
  }

  .lotics-date-calendar__day[data-span] {
    border-radius: 0;
    background-color: var(--lotics-wash-selected);
  }

  /* Including at a row's edge, so a wrapping span closes and reopens. */
  .lotics-date-calendar__day[data-span][data-capstart] {
    border-start-start-radius: var(--lotics-radius-full);
    border-end-start-radius: var(--lotics-radius-full);
  }

  .lotics-date-calendar__day[data-span][data-capend] {
    border-start-end-radius: var(--lotics-radius-full);
    border-end-end-radius: var(--lotics-radius-full);
  }

  /* Nothing grows under the pointer. */
  .lotics-date-calendar__disc {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--lotics-date-calendar-disc);
    height: var(--lotics-date-calendar-disc);
    border-radius: var(--lotics-radius-full);
    transition: background-color var(--lotics-duration-fast) var(--lotics-ease-standard);
  }

  /* The wash is lighter than the band it would replace. */
  .lotics-date-calendar__day:not([data-selected]):not([data-span]):hover
    .lotics-date-calendar__disc {
    background-color: var(--lotics-wash-hover);
  }

  /* The calendar's one filled mark, the same token as a ticked checkbox. */
  .lotics-date-calendar__day[data-selected] .lotics-date-calendar__disc {
    background-color: var(--primary);
  }

  /* The disc is the shape a day is. */
  .lotics-date-calendar__day:focus-visible {
    outline: none;
  }

  .lotics-date-calendar__day:focus-visible .lotics-date-calendar__disc {
    outline: var(--lotics-ring-width) solid var(--ring);
    outline-offset: 0;
  }

  /* An inset ring so the disc does not grow; the selected fill outranks it. */
  .lotics-date-calendar__day[data-today]:not([data-selected]) .lotics-date-calendar__disc {
    box-shadow: inset 0 0 0 1px var(--primary);
  }
}