/* Galeria 2026 — fotos da 5a edicao */
.gallery {
  background: var(--color-white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.gallery-grid:empty {
  display: none;
}

.gallery-item {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-light-bg);
  cursor: zoom-in;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 42, 58, 0) 55%, rgba(0, 42, 58, 0.35) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item:hover::after {
  opacity: 1;
}

.gallery-empty {
  text-align: center;
  font-size: var(--fs-lg);
  font-style: italic;
  color: var(--color-text-medium);
  padding: var(--spacing-xxl) 0;
  margin: 0;
}

.gallery-empty[hidden] {
  display: none;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 26, 36, 0.94);
  padding: var(--spacing-xl);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.lightbox[hidden] {
  display: none;
}

.lightbox.is-open {
  opacity: 1;
}

.lightbox__img {
  max-width: min(1200px, 90vw);
  max-height: 85vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.lightbox__close,
.lightbox__nav {
  position: absolute;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  line-height: 1;
}

.lightbox__close:hover,
.lightbox__nav:hover {
  background: var(--color-highlight);
  color: var(--color-primary-dark);
  border-color: var(--color-highlight);
}

.lightbox__close {
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 44px;
  height: 44px;
  font-size: 28px;
}

.lightbox__nav {
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  font-size: 32px;
}

.lightbox__nav--prev {
  left: var(--spacing-lg);
}

.lightbox__nav--next {
  right: var(--spacing-lg);
}

@media (max-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

  .lightbox {
    padding: var(--spacing-md);
  }

  .lightbox__nav {
    width: 38px;
    height: 38px;
    font-size: 24px;
  }

  .lightbox__nav--prev {
    left: var(--spacing-sm);
  }

  .lightbox__nav--next {
    right: var(--spacing-sm);
  }

  .lightbox__close {
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 38px;
    height: 38px;
    font-size: 24px;
  }
}