/* One tall image on the left, four in a 2×2 block on the right. */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap);
}
.gallery__item { display: flex; flex-direction: column; gap: 10px; grid-column: auto; }

/* Each photo is a button that opens the full-screen viewer */
.photo-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: var(--color-bg-alt);
  cursor: zoom-in;
  overflow: hidden;
}
.photo-btn img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  transition: transform .6s var(--ease);
}
.photo-btn:hover img { transform: scale(1.03); }

.gallery__item--tall { grid-column: 1; grid-row: span 2; }
.gallery__item--tall .photo-btn { flex: 1; min-height: 0; }
.gallery__item--tall .photo-btn img { aspect-ratio: auto; height: 100%; }

.gallery figcaption {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-muted);
}

.portfolio__more { display: flex; justify-content: center; margin-top: 48px; }
.portfolio__more .btn { border: 1px solid var(--color-ink); background: transparent; color: var(--color-ink); font: inherit; font-size: var(--text-sm); letter-spacing: 0.18em; cursor: pointer; }
.portfolio__more .btn:hover { background: var(--color-ink); color: var(--color-bg); }

@media (max-width: 760px) {
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery__item--tall { grid-column: 1 / -1; grid-row: auto; }
  .gallery__item--tall .photo-btn img { aspect-ratio: 2 / 3; height: auto; }
}