.project-page h2 {
  margin-bottom: var(--heading_gap);
}

.gallery {
  display: flex;
  gap: var(--masonry_gap);
  margin-bottom: var(--heading_gap);
  flex-wrap: nowrap;
  flex-direction: row;
}

.gallery-left {
  display: flex;
  flex-direction: column;
  width: 60vw;
  gap: calc(var(--masonry_gap) / 2);
}

.content-section {
  overflow-y: scroll;
  margin-left: auto;
}

aside {
  max-height: calc(
    var(--content_height) - var(--heading_gap) * 2 - var(--h2_font_size)
  );
  width: calc(100% - 60vw - var(--masonry_gap));
}

.infos ul {
  list-style: none;
  padding: 0;
  margin: 0;
  margin-top: calc(var(--masonry_gap) / 4);
  margin-bottom: calc(var(--masonry_gap) / 2);
}
.infos ul li {
  font-weight: 200;
  margin-left: calc(var(--masonry_gap));
}

.infos {
  margin-top: var(--heading_gap);
  margin-bottom: var(--heading_gap);
}

.infos * {
  font-size: var(--p_font_size) * 0.7;
  line-height: 1;
  color: var(--grey_color);
}

.infos .credits {
  margin-top: calc(var(--masonry_gap) / 4);
  margin-bottom: calc(var(--masonry_gap) / 2);
}

#cover-image img,
#cover-image video {
  width: 100%;
  max-height: calc(
    var(--content_height) - var(--heading_gap) * 3 - var(--h2_font_size)
  );
  object-fit: contain;
}

.images-section {
  column-count: 9;
  column-gap: calc(var(--masonry_gap) / 3);
}

.image-item {
  break-inside: avoid;
  margin-bottom: calc(var(--masonry_gap) / 3);
}

.image-item a {
  display: block;
  position: relative;
}

.image-item img {
  width: 100%;
  height: auto;
  display: block;
  cursor: pointer;
  opacity: 0.6;
}
.image-item img.active {
  opacity: 1;
}

.image-item video {
  width: 100%;
  height: auto;
  display: block;
  cursor: pointer;
  opacity: 0.6;
}
.image-item video.active {
  opacity: 1;
}

/* Additional content items - hidden by default */
.image-item.additional-item {
  display: none;
}

.image-item.additional-item.visible {
  display: block;
}

/* Toggle button for additional content */
.toggle-additional-btn {
  background: transparent;
  border: none;
  color: var(--grey_color);
  cursor: pointer;
  padding: 0;
  font-size: var(--p_font_size) * 0.7;
  text-align: left;
  transition: color 0.2s ease;
}

.toggle-additional-btn:hover {
  color: var(--text_color);
}

.project-text-only {
  max-width: 800px;
  margin: 0 auto;
}

/* Mobile class support */
body.mobile .gallery {
  flex-wrap: wrap;
  flex-direction: column;
  gap: calc(var(--masonry_gap) / 2);
}

body.mobile .gallery-left {
  width: 100%;
  max-width: 100vw;
  overflow: hidden;
  gap: calc(var(--masonry_gap) / 3);
}

body.mobile aside {
  max-height: none;
  width: 100%;
  margin: 0;
  overflow-y: visible;
}

body.mobile #cover-image {
  width: 100%;
  max-width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 50vh;
}

body.mobile #cover-image img,
body.mobile #cover-image video {
  width: auto;
  height: auto;
  max-height: 50vh;
  max-width: 100%;
  object-fit: contain;
  display: block;
}

body.mobile #cover-image a {
  display: flex;
  justify-content: center;
  align-items: center;
  max-height: 50vh;
}

body.mobile #cover-image a img,
body.mobile #cover-image a video {
  width: auto;
  height: auto;
  max-height: 50vh;
  max-width: 100%;
  object-fit: contain;
}

body.mobile .images-section {
  column-count: 4;
  column-gap: calc(var(--masonry_gap) / 2);
}

body.mobile .image-item {
  margin-bottom: calc(var(--masonry_gap) / 2);
}

body.mobile .infos ul li {
  margin-left: calc(var(--masonry_gap) / 2);
}

body.mobile .project-page h2 {
  margin-bottom: calc(var(--heading_gap) / 2);
}