/* Gallery grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}
.gallery-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
  box-shadow: 0 6px 18px rgba(12, 12, 12, 0.08);
}
@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-grid img {
    height: 180px;
  }
}
@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: repeat(1, 1fr);
  }
  .gallery-grid img {
    height: 220px;
  }
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.75);
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease;
}
.lightbox.open {
  opacity: 1;
  visibility: visible;
}
.lightbox img {
  max-width: 90%;
  max-height: 80%;
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
}
.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: transparent;
  border: 0;
  color: #fff;
  font-size: 28px;
  padding: 10px;
  cursor: pointer;
}
.lightbox-close {
  top: 20px;
  right: 24px;
}
.lightbox-prev {
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 36px;
}
.lightbox-next {
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 36px;
}
.lightbox-close:focus,
.lightbox-prev:focus,
.lightbox-next:focus {
  outline: 2px solid rgba(255, 255, 255, 0.15);
}

/* Accessibility helper */
.gallery-item {
  display: block;
}