.lightbox-bg {
  position: fixed;
  inset: 0;
  background: #000a;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.lightbox-img {
  max-width: 90vw;
  max-height: 80vh;
  border-radius: 8px;
  box-shadow: 0 4px 32px #0008;
}
.lightbox-bg { animation: fadeIn 0.2s; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }