/*
 * @file
 * Styles for the carousel container.
 */

.carousel {
  --carousel-pagination-offset-vertical: 20px;
  --carousel-gap: var(--gap);
  --carousel-border-radius: 0;
  --carousel-background-color: var(--theme-surface);
  --carousel-pager-color: var(--theme-border-color);
  --carousel-pager-color-active: var(--theme-text-color-primary);
  --carousel-pager-size: 8px;

  background-color: var(--carousel-background-color);

  .carousel__inner {
    position: relative; /* Anchor pager and navigation. */
  }

  .swiper {
    width: 100%;
    border-radius: var(--carousel-border-radius);
  }

  .swiper-pagination {
    inset-inline-start: 50%;
    top: calc(100% + var(--carousel-pagination-offset-vertical, 0px));
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2px;
    max-width: 80%;
    translate: -50% 0;

    &:dir(rtl) {
      translate: 50% 0;
    }

    @media (scripting: none) {
      display: none;
    }
  }

  .swiper-pagination-bullet {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 25px;
    height: 25px;
    background: transparent;
    opacity: 1;

    &:focus-visible {
      outline-offset: -3px;
    }

    &::after {
      display: block;
      height: var(--carousel-pager-size);
      width: var(--carousel-pager-size);
      content: "";
      background-color: var(--carousel-pager-color);
      border-radius: 50%;

      @media (forced-colors: active) {
        background-color: canvasText;
      }
    }
  }

  .swiper-pagination-bullet-active::after {
    background-color: var(--carousel-pager-color-active);
    outline: solid 2px color-mix(in oklch, var(--carousel-pager-color-active) 40%, transparent);
    outline-offset: 3px;
  }

  .swiper-button-prev,
  .swiper-button-next {
    position: absolute;
    top: 50%;
    translate: 0 -50%;
    margin: 0;
    padding: var(--spacing-s) var(--spacing-xxs);
    border-radius: var(--radius-sm);
    color: var(--theme-text-color-primary);

    @media (scripting: none) {
      display: none;
    }

    &:dir(rtl) {
      scale: -1 1;
    }

    &::after {
      position: absolute;
      width: 100%;
      height: 100%;
      background-color: currentColor;
      mask-image: url('icons/chevon-right.svg');
      mask-size: 80%;
      mask-position: center;
      mask-repeat: no-repeat;
      content: "";

      @media (forced-colors: active) {
        background-color: buttonText;
      }
    }
  }

  .swiper-button-prev {
    scale: -1 1;

    &:dir(rtl) {
      scale: 1;
    }
  }

  &.carousel--navigation--outside {
    .swiper-button-prev {
      inset-inline-start: auto;
      inset-inline-end: calc(var(--carousel-gap) + 100%);

      @media (width < 1200px) {
        inset-inline-start: var(--carousel-gap);
        inset-inline-end: auto;
      }
    }

    .swiper-button-next {
      inset-inline-start: calc(var(--carousel-gap) + 100%);
      inset-inline-end: auto;

      @media (width < 1200px) {
        inset-inline-start: auto;
        inset-inline-end: var(--carousel-gap);
      }
    }
  }

  &.carousel--navigation--inside {
    .swiper-button-prev {
      inset-inline-start: var(--spacing-xxs);
      inset-inline-end: auto;
    }

    .swiper-button-next {
      inset-inline-start: auto;
      inset-inline-end: 3%;

      @container (width >= 650px) {
        inset-inline-end: var(--spacing-xxs);
      }
    }
  }

  /* Swiper's CSS prevents clicks when disabled. This is problematic when
      clicking multiple times, and then you accidentally click on the underlying
      element. So we reset this. */
  .swiper-button-prev.swiper-button-disabled,
  .swiper-button-next.swiper-button-disabled {
    &:not(:focus-visible) {
      pointer-events: revert;
      opacity: 0;
    }
  }

  /* Make sure everything within carousel is vertically aligned. */
  .swiper-slide {
    display: flex;
    height: auto !important; /* Override SwiperJS' inline styles when grid rows > 1. */

    > * {
      flex-basis: 100%;
    }
  }
}

.carousel__autoplay-toggle {
  position: absolute;
  inset-inline-start: 50%;
  top: calc(100% + var(--carousel-pagination-offset-vertical, 0px));
  translate: -50% 0;
  z-index: 10;
  height: 44px;
  width: 44px;
  border: solid 2px transparent;
  color: var(--theme-text-color-loud);

  .swiper-pagination:has(&) {
    margin-inline-start: -10px;
  }

  .swiper-pagination & {
    position: relative;
    inset: revert;
    translate: 0;
    width: 24px;
    height: 24px;
    margin-inline-end: 10px;
  }

  &[aria-pressed="true"]::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    margin-left: 1px;
    border-left: solid 15px currentColor;
    border-top: solid 10px transparent;
    border-bottom: solid 10px transparent;
  }

  &[aria-pressed="false"]::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 15px;
    height: 15px;
    transform: translate(-50%, -50%);
    border-left: solid 4px currentColor;
    border-right: solid 4px currentColor;
  }

  &:dir(rtl) {
    scale: -1;
  }
}

/*
 * Special styling for Canvas edit mode.
 */

/* When in editor and Carousel is in "Canvas editing mode", add some additional
  padding, so the editor can select the carousel component within Canvas */
.is-canvas-editor .carousel.canvas-edit-mode {
  padding: var(--spacing-xs);

  .swiper-wrapper {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  &[data-slides-per-view="2"] .swiper-wrapper {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  &[data-slides-per-view="3"] .swiper-wrapper {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  &[data-slides-per-view="4"] .swiper-wrapper {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  &[data-slides-per-view="5"] .swiper-wrapper {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  &[data-slides-per-view="6"] .swiper-wrapper {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

/*
 * To mitigate flash of unstyled content, we hide all slides that not in the
 * swiper viewport, until the SwiperJS library is initialized.
 */
body:not(.is-canvas-editor) {
  [data-slides-per-view="1"] .swiper-wrapper:not(.swiper-initialized *) > *:is(:nth-child(1) ~ *) {
    display: none;
  }

  [data-slides-per-view="2"] .swiper-wrapper:not(.swiper-initialized *) > *:is(:nth-child(2) ~ *) {
    display: none;
  }

  [data-slides-per-view="3"] .swiper-wrapper:not(.swiper-initialized *) > *:is(:nth-child(3) ~ *) {
    display: none;
  }

  [data-slides-per-view="4"] .swiper-wrapper:not(.swiper-initialized *) > *:is(:nth-child(4) ~ *) {
    display: none;
  }

  [data-slides-per-view="5"] .swiper-wrapper:not(.swiper-initialized *) > *:is(:nth-child(5) ~ *) {
    display: none;
  }

  [data-slides-per-view="6"] .swiper-wrapper:not(.swiper-initialized *) > *:is(:nth-child(6) ~ *) {
    display: none;
  }
}

/* More work to mitigate FOUC. */
.swiper-wrapper:not(.swiper-initialized *) {
  gap: var(--carousel-gap);
}