.project-main {
  padding-top: 52px;
}

.case-study {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  padding: 80px 0 72px;
  border-top: 1px solid var(--line);
}

.case-study:first-child {
  border-top: 0;
}

.case-hero {
  display: grid;
  gap: 0;
}

.case-hero h1 {
  max-width: 1120px;
  margin-bottom: 0;
  font-size: clamp(2.65rem, 6vw, 5.8rem);
}

.case-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 24px;
  margin: 28px 0;
}

.case-copy,
.case-meta {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
}

.case-copy h2,
.case-copy h3,
.case-meta h2,
.case-meta h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  line-height: 1.2;
}

.case-copy p:not(:last-child),
.case-meta p:not(:last-child) {
  margin-bottom: 26px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.gallery--mixed {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.gallery img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  max-height: 430px;
  object-fit: cover;
  border: 0;
  border-radius: var(--radius);
  background: #dedbd3;
  cursor: pointer;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.gallery img:hover,
.gallery img:focus-visible {
  transform: translateY(-4px) scale(1.01);
  filter: saturate(1.05) contrast(1.03);
  outline: none;
}

.gallery--mixed img:nth-child(1),
.gallery--mixed img:nth-child(2) {
  grid-column: span 3;
}

.gallery--mixed img:nth-child(3),
.gallery--mixed img:nth-child(4),
.gallery--mixed img:nth-child(5),
.gallery--mixed img:nth-child(6) {
  grid-column: span 2;
}

.project-navigation {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 32px;
}

.project-nav-link {
  position: relative;
  display: grid;
  min-height: 118px;
  align-content: center;
  padding: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.76);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.project-nav-link:hover {
  transform: translateY(-4px);
  background: white;
  box-shadow: 0 22px 60px rgba(12, 12, 13, 0.12);
}

.project-nav-link span {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.project-nav-link strong {
  font-size: 1.12rem;
  line-height: 1.25;
}

.project-nav-link--home {
  background: var(--ink);
  color: white;
}

.project-nav-link--home span {
  color: rgba(255, 255, 255, 0.62);
}

.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 28px;
  background: rgba(12, 12, 13, 0.9);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.24s ease, visibility 0.24s ease;
}

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

.gallery-lightbox__image {
  max-width: min(100%, 1180px);
  max-height: calc(100vh - 150px);
  border-radius: var(--radius);
  object-fit: contain;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
}

.gallery-lightbox__button {
  position: absolute;
  display: inline-grid;
  place-items: center;
  min-width: 48px;
  min-height: 48px;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  backdrop-filter: blur(18px);
}

.gallery-lightbox__button:hover {
  background: white;
  color: var(--ink);
}

.gallery-lightbox__button--close {
  top: 22px;
  right: 22px;
}

.gallery-lightbox__button--prev {
  left: 22px;
}

.gallery-lightbox__button--next {
  right: 22px;
}

body.has-lightbox {
  overflow: hidden;
}

@media (max-width: 1040px) {
  .case-content {
    grid-template-columns: 1fr;
  }

  .case-meta {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .gallery,
  .gallery--mixed {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .gallery--mixed img:nth-child(n) {
    grid-column: span 1;
  }
}

@media (max-width: 760px) {
  .project-main {
    padding-top: 24px;
  }

  .case-study {
    padding: 54px 0 56px;
  }

  .case-hero h1 {
    font-size: clamp(2.15rem, 11vw, 3.5rem);
  }

  .case-meta,
  .gallery,
  .gallery--mixed,
  .project-navigation {
    grid-template-columns: 1fr;
  }

  .gallery img {
    max-height: none;
  }

  .gallery-lightbox {
    padding: 18px;
  }

  .gallery-lightbox__image {
    max-height: calc(100vh - 178px);
  }

  .gallery-lightbox__button--prev,
  .gallery-lightbox__button--next {
    top: auto;
    bottom: 22px;
  }
}

@media (max-width: 430px) {
  .case-study {
    width: min(calc(100% - 24px), var(--max));
  }
}