/* ============================================
   Gallery & Lightbox Styles
   A Sterling Landscapes
   ============================================ */

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.gallery-grid__item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform var(--transition), box-shadow var(--transition);
  background-color: var(--color-off-white);
  aspect-ratio: 4/3;
}

.gallery-grid__item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(27, 58, 26, 0.15);
}

.gallery-grid__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-grid__item:hover img {
  transform: scale(1.05);
}

/* Lightbox Overlay */
.lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(17, 17, 17, 0.95);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

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

/* Lightbox Image */
.lightbox-overlay img {
  max-width: 90%;
  max-height: 85vh;
  object-fit: contain;
  box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
  border-radius: 4px;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.lightbox-overlay.active img {
  transform: scale(1);
}

/* Lightbox Controls */
.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--color-white);
  font-size: 2rem;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  z-index: 10000;
  border-radius: 50%;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(158, 124, 69, 0.9);
  border-color: var(--color-gold);
  transform: scale(1.1);
}

.lightbox-close {
  top: 20px;
  right: 20px;
  font-size: 2.5rem;
  line-height: 1;
}

.lightbox-prev {
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-prev:hover {
  transform: translateY(-50%) scale(1.1);
}

.lightbox-next {
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next:hover {
  transform: translateY(-50%) scale(1.1);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--space-sm);
  }

  .lightbox-close,
  .lightbox-prev,
  .lightbox-next {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
  }

  .lightbox-close {
    top: 10px;
    right: 10px;
  }

  .lightbox-prev {
    left: 10px;
  }

  .lightbox-next {
    right: 10px;
  }

  .lightbox-overlay img {
    max-width: 95%;
    max-height: 80vh;
  }
}

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

/* Gallery Hub Cards (for index page) */
.gallery-hub {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.gallery-hub__card {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform var(--transition), box-shadow var(--transition);
  aspect-ratio: 4/3;
}

.gallery-hub__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(27, 58, 26, 0.2);
}

.gallery-hub__card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-hub__card:hover img {
  transform: scale(1.08);
}

.gallery-hub__label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(27, 58, 26, 0.95), rgba(27, 58, 26, 0.7), transparent);
  color: var(--color-white);
}

.gallery-hub__label h3 {
  color: var(--color-white);
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.gallery-hub__label p {
  color: var(--color-gold);
  font-size: 0.95rem;
  font-weight: 500;
}