@use '../../theme/styles' as theme;

.wr-calendar {
  --wr-calendar-width: 17rem;
  --wr-calendar-bg: var(--wr-color-white);
  --wr-calendar-border: var(--wr-color-light);
  --wr-calendar-color: var(--wr-color-dark);
  --wr-calendar-muted: var(--wr-color-medium);
  --wr-calendar-radius: var(--wr-border-radius-base);
  --wr-calendar-day-radius: var(--wr-border-radius-sm);
  --wr-calendar-cell-size: 2rem;
  --wr-calendar-accent: var(--wr-color-primary);
  --wr-calendar-accent-rgb: var(--wr-color-primary-rgb);
  --wr-calendar-accent-contrast: var(--wr-color-primary-contrast);

  display: inline-flex;
  flex-direction: column;
  gap: 0.5rem;
  width: var(--wr-calendar-width);
  padding: 0.75rem;
  background: var(--wr-calendar-bg);
  border: 1px solid var(--wr-calendar-border);
  @include theme.smooth-br(var(--wr-calendar-radius));
  color: var(--wr-calendar-color);
  font-family: var(--wr-font-family-base);
  outline: none;
  user-select: none;

  // Header
  &__header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  &__label {
    flex: 1 1 auto;
    appearance: none;
    background: transparent;
    border: 0;
    padding: 0 0.5rem;
    color: inherit;
    text-align: center;
    font-family: inherit;
    font-size: var(--wr-text-sm);
    font-weight: 600;
    line-height: 1.5rem;
    border-radius: var(--wr-calendar-day-radius);
    cursor: pointer;
    transition:
      background var(--wr-transition-base),
      color var(--wr-transition-base);

    &:hover:not(:disabled) {
      background: var(--wr-color-hover);
    }

    &:focus-visible {
      outline: none;
      box-shadow: 0 0 0 2px rgba(var(--wr-calendar-accent-rgb), 0.4);
    }

    &:disabled {
      cursor: default;
    }
  }

  &__nav {
    appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 0;
    width: 1.75rem;
    height: 1.75rem;
    border-radius: var(--wr-calendar-day-radius);
    color: var(--wr-calendar-muted);
    line-height: 1;
    cursor: pointer;
    transition:
      background var(--wr-transition-base),
      color var(--wr-transition-base);

    &:hover:not(:disabled) {
      color: var(--wr-calendar-color);
      background: var(--wr-color-hover);
    }

    &:focus-visible {
      outline: none;
      box-shadow: 0 0 0 2px rgba(var(--wr-calendar-accent-rgb), 0.4);
    }

    &:disabled {
      cursor: not-allowed;
      opacity: 0.5;
    }
  }

  // Weekday header row
  &__weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0;
  }

  &__weekday {
    text-align: center;
    color: var(--wr-calendar-muted);
    font-size: var(--wr-text-xs);
    font-weight: 600;
    line-height: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }

  // Day grid
  &__grid {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
  }

  &__week {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0;
  }

  &__day {
    appearance: none;
    background: transparent;
    border: 0;
    padding: 0;
    margin: 0;
    height: var(--wr-calendar-cell-size);
    font-family: inherit;
    font-size: var(--wr-text-sm);
    line-height: var(--wr-calendar-cell-size);
    color: var(--wr-calendar-color);
    border-radius: var(--wr-calendar-day-radius);
    cursor: pointer;
    transition:
      background var(--wr-transition-base),
      color var(--wr-transition-base);

    &:hover:not(:disabled):not(.wr-calendar__day--selected) {
      background: var(--wr-color-hover);
    }

    &:focus-visible {
      outline: none;
      box-shadow: inset 0 0 0 2px rgba(var(--wr-calendar-accent-rgb), 0.5);
    }

    // States — order matters; later rules override earlier ones.
    &--out-of-month {
      color: var(--wr-calendar-muted);
      opacity: 0.55;
    }

    &--today:not(.wr-calendar__day--selected) {
      box-shadow: inset 0 0 0 1px var(--wr-calendar-accent);
      color: var(--wr-calendar-accent);
      font-weight: 600;
    }

    &--in-range {
      background: rgba(var(--wr-calendar-accent-rgb), 0.12);
      border-radius: 0;
    }

    &--range-preview {
      background: rgba(var(--wr-calendar-accent-rgb), 0.06);
      border-radius: 0;
    }

    &--selected {
      background: var(--wr-calendar-accent);
      color: var(--wr-calendar-accent-contrast);
      font-weight: 600;
    }

    &:disabled {
      color: var(--wr-calendar-muted);
      cursor: not-allowed;
      opacity: 0.35;
    }
  }

  // Month + year quick-pick views
  &__months {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.25rem;
  }

  &__years {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.25rem;
  }

  &__chip {
    appearance: none;
    background: transparent;
    border: 0;
    padding: 0;
    margin: 0;
    height: 2.5rem;
    font-family: inherit;
    font-size: var(--wr-text-sm);
    line-height: 2.5rem;
    color: var(--wr-calendar-color);
    border-radius: var(--wr-calendar-day-radius);
    cursor: pointer;
    transition:
      background var(--wr-transition-base),
      color var(--wr-transition-base);

    &:hover:not(:disabled):not(.wr-calendar__chip--selected) {
      background: var(--wr-color-hover);
    }

    &:focus-visible {
      outline: none;
      box-shadow: inset 0 0 0 2px rgba(var(--wr-calendar-accent-rgb), 0.5);
    }

    &--current:not(.wr-calendar__chip--selected) {
      box-shadow: inset 0 0 0 1px var(--wr-calendar-accent);
      color: var(--wr-calendar-accent);
      font-weight: 600;
    }

    &--selected {
      background: var(--wr-calendar-accent);
      color: var(--wr-calendar-accent-contrast);
      font-weight: 600;
    }

    &:disabled {
      color: var(--wr-calendar-muted);
      cursor: not-allowed;
      opacity: 0.35;
    }
  }

  &--disabled {
    pointer-events: none;
    opacity: 0.6;
  }
}