@date-picker-border-radius: 4px;
@date-picker-font-size: var(--font-size-md);
@date-picker-min-width: 290px;
@date-picker-height: 385px;
@date-picker-main-color: rgba(0, 0, 0, 0.87);
@date-picker-title-padding: 16px;
@date-picker-title-background: var(--color-primary);
@date-picker-title-color: #fff;
@date-picker-title-year-font-size: var(--font-size-md);
@date-picker-title-year-font-weight: 500;
@date-picker-title-year-margin-bottom: 8px;
@date-picker-title-date-height: 48px;
@date-picker-title-date-font-size: 34px;
@date-picker-title-date-font-weight: 500;
@date-picker-title-date-range-font-size: 20px;
@picker-header-padding: 4px 16px;
@month-picker-padding: 0 12px;
@month-picker-item-width: 33%;
@month-picker-item-height: 56px;
@month-picker-item-button-max-width: 140px;
@year-picker-font-weight: 400;
@year-picker-item-padding: 8px 0;
@year-picker-item-active-font-size: 26px;
@year-picker-item-active-font-weight: 500;
@year-picker-item-active-font-padding: 10px 0;
@year-picker-item-active-color: var(--color-primary);
@day-picker-content-item-width: 14.28%;
@day-picker-content-item-font-size: var(--font-size-sm);
@day-picker-content-item-padding: 2px 0;
@day-picker-content-item-button-width: 32px;
@day-picker-content-item-button-height: 32px;
@day-picker-content-item-button-font-size: var(--font-size-sm);
@day-picker-head-item-color: rgba(0, 0, 0, 0.38);
@day-picker-head-item-padding: 8px 0;
@day-picker-head-item-font-weight: 600;
@date-picker-body-background-color: rgba(0, 0, 0, 0);

:root {
  --date-picker-border-radius: @date-picker-border-radius;
  --date-picker-font-size: @date-picker-font-size;
  --date-picker-min-width: @date-picker-min-width;
  --date-picker-height: @date-picker-height;
  --date-picker-main-color: @date-picker-main-color;
  --date-picker-title-padding: @date-picker-title-padding;
  --date-picker-title-background: @date-picker-title-background;
  --date-picker-title-color: @date-picker-title-color;
  --date-picker-title-year-font-size: @date-picker-title-year-font-size;
  --date-picker-title-year-font-weight: @date-picker-title-year-font-weight;
  --date-picker-title-year-margin-bottom: @date-picker-title-year-margin-bottom;
  --date-picker-title-date-height: @date-picker-title-date-height;
  --date-picker-title-date-font-size: @date-picker-title-date-font-size;
  --date-picker-title-date-font-weight: @date-picker-title-date-font-weight;
  --date-picker-title-date-range-font-size: @date-picker-title-date-range-font-size;
  --date-picker-body-background-color: @date-picker-body-background-color;
  --picker-header-padding: @picker-header-padding;
  --month-picker-padding: @month-picker-padding;
  --month-picker-item-width: @month-picker-item-width;
  --month-picker-item-height: @month-picker-item-height;
  --month-picker-item-button-max-width: @month-picker-item-button-max-width;
  --year-picker-font-weight: @year-picker-font-weight;
  --year-picker-item-padding: @year-picker-item-padding;
  --year-picker-item-active-font-size: @year-picker-item-active-font-size;
  --year-picker-item-active-font-weight: @year-picker-item-active-font-weight;
  --year-picker-item-active-font-padding: @year-picker-item-active-font-padding;
  --year-picker-item-active-color: @year-picker-item-active-color;
  --day-picker-content-item-width: @day-picker-content-item-width;
  --day-picker-content-item-font-size: @day-picker-content-item-font-size;
  --day-picker-content-item-padding: @day-picker-content-item-padding;
  --day-picker-content-item-button-width: @day-picker-content-item-button-width;
  --day-picker-content-item-button-height: @day-picker-content-item-button-height;
  --day-picker-content-item-button-font-size: @day-picker-content-item-button-font-size;
  --day-picker-head-item-color: @day-picker-head-item-color;
  --day-picker-head-item-padding: @day-picker-head-item-padding;
  --day-picker-head-item-font-weight: @day-picker-head-item-font-weight;
}

.var-date-picker {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  border-radius: var(--date-picker-border-radius);
  contain: layout style;
  display: flex;
  flex-direction: column;
  font-size: var(--date-picker-font-size);
  position: relative;
  min-width: var(--date-picker-min-width);
  height: var(--date-picker-height);
  overflow: hidden;

  ul {
    list-style: none;
    margin: 0;
    padding: 0;
  }

  &-title {
    padding: var(--date-picker-title-padding);
    color: var(--date-picker-title-color);
    background: var(--date-picker-title-background);
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    flex-wrap: wrap;

    &__year {
      opacity: 0.6;
      cursor: pointer;
      -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
      align-items: center;
      display: inline-flex;
      font-size: var(--date-picker-title-year-font-size);
      font-weight: var(--date-picker-title-year-font-weight);
      margin-bottom: var(--date-picker-title-year-margin-bottom);
      transition: 0.3s var(--cubic-bezier);

      &--active {
        opacity: 1;
      }
    }

    &__date {
      height: var(--date-picker-title-date-height);
      overflow: hidden;
      font-size: var(--date-picker-title-date-font-size);
      text-align: left;
      font-weight: var(--date-picker-title-date-font-weight);
      position: relative;
      cursor: pointer;
      -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
      display: flex;
      align-items: center;
      opacity: 0.6;
      transition: 0.3s var(--cubic-bezier);

      &--active {
        opacity: 1;
      }

      &--range {
        font-size: var(--date-picker-title-date-range-font-size);
      }
    }
  }

  &-body {
    flex: 1;
    position: relative;
    overflow: auto;
    background-color: var(--date-picker-body-background-color);
  }

  .var-picker-header {
    padding: var(--picker-header-padding);
    align-items: center;
    display: flex;
    justify-content: space-between;
    position: relative;

    &__value {
      flex: 1;
      text-align: center;
      position: relative;
      overflow: hidden;
      font-weight: 700;
      cursor: pointer;
      user-select: none;

      div {
        width: 100%;
      }
    }
  }

  .var-month-picker {
    &__content {
      padding: var(--month-picker-padding);

      ul {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;

        li {
          width: var(--month-picker-item-width);
          display: flex;
          height: var(--month-picker-item-height);
          align-items: center;
          justify-content: center;
        }
      }
    }

    &__button[var-month-picker-cover] {
      width: 100%;
      max-width: var(--month-picker-item-button-max-width);
    }

    &__button[var-date-picker-color-cover='true'] {
      color: var(--date-picker-main-color);
    }

    &__button-disabled {
      color: var(--color-text-disabled) !important;
      cursor: not-allowed;
    }
  }

  .var-year-picker {
    &__panel {
      width: 100%;
      height: 100%;
      font-weight: var(--year-picker-font-weight);
      padding: 0;
      margin: 0;
      list-style-type: none;
      overflow: auto;
      text-align: center;

      li {
        padding: var(--year-picker-item-padding);
        cursor: pointer;
        -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
      }

      &--active {
        font-size: var(--year-picker-item-active-font-size);
        font-weight: var(--year-picker-item-active-font-weight);
        padding: var(--year-picker-item-active-font-padding);
        color: var(--year-picker-item-active-color);
      }
    }
  }

  .var-day-picker {
    &__content {
      ul {
        display: flex;
        flex-wrap: wrap;

        li {
          position: relative;
          display: flex;
          justify-content: center;
          width: var(--day-picker-content-item-width);
          font-size: var(--day-picker-content-item-font-size);
          padding: var(--day-picker-content-item-padding);
        }
      }
    }

    &__head {
      li {
        color: var(--day-picker-head-item-color);
        padding: var(--day-picker-head-item-padding);
        font-weight: var(--day-picker-head-item-font-weight);
      }
    }

    &__button[var-day-picker-cover] {
      width: var(--day-picker-content-item-button-width);
      height: var(--day-picker-content-item-button-height);
      font-size: var(--day-picker-content-item-button-font-size);
    }

    &__button[var-date-picker-color-cover='true'] {
      color: var(--date-picker-main-color);
    }

    &__button-disabled {
      color: var(--color-text-disabled) !important;
      cursor: not-allowed;
    }
  }

  &-translatey-enter {
    opacity: 0;
    transform: translateY(100%);
  }

  &-translatey-enter-active,
  &-reverse-translatey-enter-active {
    transition: 0.3s var(--cubic-bezier);
  }

  &-translatey-leave-active,
  &-reverse-translatey-leave-active {
    position: absolute;
    transition: 0.3s var(--cubic-bezier);
  }

  &-translatey-leave-to {
    opacity: 0;
    transform: translateY(-100%);
  }

  &-reverse-translatey-enter {
    opacity: 0;
    transform: translateY(-100%);
  }

  &-reverse-translatey-leave-to {
    opacity: 0;
    transform: translateY(100%);
  }

  &-panel-fade-enter,
  &-panel-fade-leave-to {
    transition: 0.3s var(--cubic-bezier);
    opacity: 0;
  }

  &-panel-fade-leave-active {
    position: absolute;
  }

  &-translatex-enter {
    opacity: 0;
    transform: translateX(100%);
  }

  &-reverse-translatex-enter {
    opacity: 0;
    transform: translateX(-100%);
  }

  &-translatex-enter-active,
  &-reverse-translatex-enter-active {
    transition: 0.3s var(--cubic-bezier);
  }

  &-translatex-leave-active,
  &-reverse-translatex-leave-active {
    position: absolute;
    transition: 0.3s var(--cubic-bezier);
  }

  &-translatex-leave-to {
    opacity: 0;
    transform: translateX(-100%);
  }

  &-reverse-translatex-leave-to {
    opacity: 0;
    transform: translateX(100%);
  }
}