.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 0 20px 20px;
}
.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  aspect-ratio: 1;
  box-shadow: var(--shadow);
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 40%, rgba(0,0,0,0.7));
  display: flex;
  align-items: flex-end;
  padding: 12px;
  opacity: 0;
  transition: var(--transition);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-name {
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
}
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 400;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  padding: 20px;
}
.lightbox.active { opacity: 1; visibility: visible; }
.lightbox img {
  max-width: 100%;
  max-height: 70vh;
  border-radius: var(--radius);
  object-fit: contain;
}
.lightbox-close {
  position: absolute;
  top: 20px; right: 20px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  color: var(--white);
  border: none;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-caption {
  color: var(--white);
  margin-top: 16px;
  font-size: 16px;
  font-weight: 600;
  text-align: center;
}

@media (min-width: 768px) {
  body { max-width: 100% !important; margin: 0 !important; }
  .bottom-nav { max-width: 100% !important; left: 0 !important; transform: none !important; }
}