/* ============================================
   MOONCAKE STUDIO — Lightbox Gallery
   ============================================ */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

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

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 10;
}

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

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  color: white;
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

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

.lightbox-prev {
  left: 1.5rem;
}

.lightbox-next {
  right: 1.5rem;
}

.lightbox-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

/* Gallery item clickable state */
.gallery-item {
  cursor: pointer;
  overflow: hidden;
  border-radius: var(--radius);
}

.gallery-item img {
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Placeholder clickable hint */
.gallery-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(211, 133, 100, 0);
  transition: background 0.3s ease;
  border-radius: var(--radius);
}

.gallery-placeholder:hover::before {
  background: rgba(211, 133, 100, 0.05);
}