/* --- GALLERY SECTION --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
  margin-top: 60px;
}

.gallery-item {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  aspect-ratio: 4 / 3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* --- LIGHTBOX --- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 6px;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 25px;
  font-size: 2.5rem;
  color: var(--text-light);
  cursor: pointer;
  transition: var(--transition);
  background: none;
  border: none;
  z-index: 2001;
}

.lightbox-close:hover {
  color: #ccc;
  transform: rotate(90deg);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.5rem;
  color: var(--text-light);
  cursor: pointer;
  transition: var(--transition);
  background: none;
  border: none;
  padding: 10px 15px;
  opacity: 0.7;
}

.lightbox-nav:hover {
  opacity: 1;
}

.lightbox-prev {
  left: 15px;
}

.lightbox-next {
  right: 15px;
}

.lightbox-counter {
  position: absolute;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-light);
  font-size: 1rem;
  font-weight: 500;
  opacity: 0.8;
}

/* --- RESPONSIVE --- */
@media (max-width: 992px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}