.intro {
  max-width: 56rem;
  margin-bottom: 18px;
  font-size: 14px;
  line-height: 1.45;
}

.portfolio {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
}

.portfolio-item {
  position: relative;
  display: block;
  flex: 1 1 320px;
  aspect-ratio: var(--aspect-ratio, 1);
  margin: 0;
  padding: 0;
  border: 0;
  overflow: hidden;
  cursor: pointer;
  outline-offset: 2px;
}

.portfolio-item:focus-visible {
  outline: 2px solid #111;
}

.portfolio-picture {
  position: relative;
  z-index: 0;
}

.portfolio-picture,
.portfolio-image {
  width: 100%;
  height: 100%;
}

.portfolio-image {
  display: block;
  object-fit: cover;
}

.portfolio-item-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 12px 14px;
  background: #f2f2f2;
  color: #111;
  font-size: 1em;
  line-height: 1.35;
  letter-spacing: 0.02em;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.18s ease, visibility 0.18s ease;
}

.portfolio-item-meta-line {
  font-size: 1em;
}

.portfolio-item.is-open .portfolio-item-overlay {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.portfolio-item-zoom {
  position: absolute;
  top: 2px;
  right: 12px;
  border: 0;
  background: transparent;
  color: #111;
  cursor: pointer;
  padding: 0;
  text-decoration: none;
}

.portfolio-item-zoom,
.portfolio-lightbox-share,
.portfolio-lightbox-close,
.portfolio-lightbox-prev,
.portfolio-lightbox-next {
  font-size: 44px;
  font-weight: 100;
  line-height: 1;
}

.portfolio-item-meta {
  max-width: 100%;
  text-align: left;
}

.portfolio-item-meta-line + .portfolio-item-meta-line {
  margin-top: 0.2em;
}

.portfolio-item-meta-title {
  font-weight: 600;
}

.portfolio-lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  grid-template-columns: minmax(52px, 8vw) minmax(0, 1fr) minmax(52px, 8vw);
  grid-template-rows: auto minmax(0, 1fr);
  gap: 10px;
  padding: 14px;
  background: #fff;
}

.portfolio-lightbox.is-open {
  display: grid;
}

body.lightbox-open {
  overflow: hidden;
}

.portfolio-lightbox-viewport {
  grid-column: 2;
  grid-row: 2;
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 100%;
  min-height: 0;
  padding-bottom: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio-lightbox-picture {
  display: contents;
}

.portfolio-lightbox-image {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

.portfolio-lightbox-share,
.portfolio-lightbox-close {
  border: 0;
  background: transparent;
  color: #111;
  cursor: pointer;
  padding: 0;
  text-decoration: none;
}

.portfolio-lightbox-share-controls,
.portfolio-lightbox-controls {
  grid-row: 1;
  align-self: start;
  z-index: 1;
  display: flex;
  align-items: center;
}

.portfolio-lightbox-share-controls {
  display: none;
}

.portfolio-lightbox-controls {
  grid-column: 3;
  justify-self: end;
}

.portfolio-lightbox-share {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.portfolio-lightbox-share-icon {
  display: block;
  width: 36px;
  height: 36px;
}

.portfolio-lightbox-prev,
.portfolio-lightbox-next {
  align-self: center;
  justify-self: center;
  transform: translateY(-27px);
  z-index: 1;
  border: 0;
  background: transparent;
  color: #111;
  cursor: pointer;
  padding: 8px 10px;
  text-decoration: none;
}

.portfolio-lightbox-prev {
  grid-column: 1;
  grid-row: 2;
}

.portfolio-lightbox-next {
  grid-column: 3;
  grid-row: 2;
}

@media (min-width: 1400px) {
  .portfolio-lightbox {
    grid-template-columns: minmax(76px, 10vw) minmax(0, 1fr) minmax(76px, 10vw);
    gap: 14px;
    padding: 18px;
  }
}

@media (max-width: 900px) {
  .portfolio-lightbox {
    grid-template-columns: minmax(28px, 8vw) minmax(0, 1fr) minmax(28px, 8vw);
    gap: 2px;
    padding: 4px;
  }

  .portfolio-lightbox-share-controls {
    display: flex;
    grid-column: 2;
    grid-row: 2;
    align-self: end;
    justify-self: center;
    padding-bottom: 6px;
  }

  .portfolio-lightbox-viewport {
    padding-bottom: 34px;
  }

  .portfolio-lightbox-prev,
  .portfolio-lightbox-next {
    transform: translateY(-17px);
  }
}

@media (max-width: 900px) {
  .portfolio {
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
  }

  .portfolio-item {
    width: 100%;
    height: auto;
    aspect-ratio: var(--aspect-ratio);
  }
}