/* ============================================================
   GALLERY LIGHTBOX - Premium Full-screen Viewer
   ============================================================ */

.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.lightbox-overlay.lightbox-closing {
  opacity: 0;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 15, 15, 0.95);
  backdrop-filter: blur(10px);
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 10;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.lightbox-close:hover {
  background: var(--brand-accent);
  border-color: var(--brand-accent);
  color: var(--bg-primary);
  transform: rotate(90deg);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 56px;
  height: 56px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.lightbox-nav:hover {
  background: var(--brand-accent);
  border-color: var(--brand-accent);
  color: var(--bg-primary);
}

.lightbox-prev {
  left: 1.5rem;
}

.lightbox-next {
  right: 1.5rem;
}

.lightbox-content {
  position: relative;
  z-index: 5;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-image {
  max-width: 100%;
  max-height: 70vh;
  object-fit: contain;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  transition: opacity 0.2s ease;
}

.lightbox-info {
  margin-top: 1.5rem;
  text-align: center;
}

.lightbox-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.lightbox-subtitle {
  font-size: 1rem;
  color: var(--brand-accent);
  margin: 0;
}

.lightbox-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.875rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.lightbox-current {
  color: var(--brand-accent);
}

/* Mobile adjustments */
@media (max-width: 767.98px) {
  .lightbox-nav {
    width: 44px;
    height: 44px;
  }
  
  .lightbox-prev {
    left: 0.75rem;
  }
  
  .lightbox-next {
    right: 0.75rem;
  }
  
  .lightbox-close {
    top: 0.75rem;
    right: 0.75rem;
    width: 40px;
    height: 40px;
  }
  
  .lightbox-title {
    font-size: 1.25rem;
  }
}