.b-slider[data-portfolio-compare] {
  cursor: ew-resize;
  touch-action: none;
  user-select: none;
}

.b-slider[data-portfolio-compare]:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
}

.m-image__increase[data-portfolio-zoom] {
  cursor: zoom-in;
}

.m-image__increase[data-portfolio-zoom]:focus-visible {
  outline: 3px solid #fff;
  outline-offset: -5px;
}

.portfolio-lightbox {
  position: fixed;
  inset: 0;
  z-index: 2147483647;
  display: grid;
  place-items: center;
  box-sizing: border-box;
  padding: 56px 72px;
  background: rgba(0, 0, 0, 0.9);
}

.portfolio-lightbox[hidden] {
  display: none;
}

.portfolio-lightbox__image {
  display: block;
  max-width: 100%;
  max-height: calc(100vh - 112px);
  width: auto;
  height: auto;
  object-fit: contain;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
}

.portfolio-lightbox__close,
.portfolio-lightbox__nav {
  position: absolute;
  z-index: 1;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: rgba(0, 0, 0, 0.5);
  cursor: pointer;
  font-family: Arial, sans-serif;
  line-height: 1;
}

.portfolio-lightbox__close:hover,
.portfolio-lightbox__nav:hover,
.portfolio-lightbox__close:focus-visible,
.portfolio-lightbox__nav:focus-visible {
  background: rgba(255, 255, 255, 0.2);
  outline: 2px solid #fff;
}

.portfolio-lightbox__close {
  top: 14px;
  right: 14px;
  width: 44px;
  height: 44px;
  font-size: 34px;
}

.portfolio-lightbox__nav {
  top: 50%;
  width: 48px;
  height: 48px;
  transform: translateY(-50%);
  font-size: 38px;
}

.portfolio-lightbox__nav--prev {
  left: 14px;
}

.portfolio-lightbox__nav--next {
  right: 14px;
}

@media (max-width: 500px) {
  .m-image__increase[data-portfolio-zoom] {
    display: block !important;
  }

  .portfolio-lightbox {
    padding: 56px 12px 20px;
  }

  .portfolio-lightbox__image {
    max-height: calc(100vh - 76px);
  }

  .portfolio-lightbox__nav {
    top: auto;
    bottom: 14px;
  }
}