/* ライトボックス
----------------------------------------------- */
.com-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1020;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  transition:
    visibility 0.3s,
    opacity 0.3s;

  &.is-open {
    visibility: visible;
    opacity: 1;
  }
}

.com-lightbox-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
}

.com-lightbox-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;

  img {
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
  }
}

.com-lightbox-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  width: 32px;
  height: 32px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;

  &:hover {
    opacity: 1;
  }

  &::before,
  &::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #fff;
  }

  &::before {
    transform: rotate(45deg);
  }

  &::after {
    transform: rotate(-45deg);
  }
}

.com-lightbox-prev,
.com-lightbox-next {
  position: absolute;
  top: 50%;
  z-index: 2;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  display: none;
  opacity: 0.7;
  transition: opacity 0.2s;

  &:hover {
    opacity: 1;
  }

  &::after {
    content: '';
    display: block;
    width: 16px;
    height: 16px;
    margin: auto;
    border-top: 2px solid #fff;
    border-left: 2px solid #fff;
  }

  .com-lightbox.has-nav > & {
    display: flex;
    align-items: center;
  }
}

.com-lightbox-prev {
  left: 16px;

  &::after {
    transform: rotate(-45deg);
  }
}

.com-lightbox-next {
  right: 16px;

  &::after {
    transform: rotate(135deg);
  }
}

.com-lightbox-caption {
  position: absolute;
  bottom: 16px;
  left: 0;
  width: 100%;
  z-index: 2;
  text-align: center;
  color: #fff;
  @include font(14);
  padding: 0 60px;

  &:empty {
    display: none;
  }
}

html.is-lightbox-open {
  overflow: clip;
  touch-action: none;
}