/* Minimal lightbox stylesheet */
:root{
  --lb-bg: rgba(0,0,0,0.86);
  --lb-btn-size: 44px;
  --lb-btn-color: rgba(255,255,255,0.95);
}
.lightbox-overlay{
  display:none;
  position:fixed;
  inset:0;
  background:var(--lb-bg);
  align-items:center;
  justify-content:center;
  z-index:9999;
}
.lightbox-overlay.active{display:flex}
.lightbox-inner{
  position:relative;
  max-width:calc(100% - 40px);
  max-height:calc(100% - 40px);
}
.lightbox-img{
  display:block;
  max-width:100%;
  max-height:100%;
  border-radius:6px;
  box-shadow:0 10px 30px rgba(0,0,0,0.6);
}
.lightbox-controls{
  position:absolute;
  top:50%;
  left:0;
  right:0;
  pointer-events:none;
}
.lightbox-btn{
  pointer-events:auto;
  position:absolute;
  transform:translateY(-50%);
  width:var(--lb-btn-size);
  height:var(--lb-btn-size);
  border-radius:50%;
  background:rgba(0,0,0,0.35);
  color:var(--lb-btn-color);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  border:0;
  cursor:pointer;
}
.lightbox-btn:focus{outline:2px solid rgba(255,255,255,0.12)}
.lightbox-prev{left:8px}
.lightbox-next{right:8px}
.lightbox-close{
  position:absolute;
  top:8px;
  right:8px;
  width:36px;
  height:36px;
  border-radius:6px;
  background:rgba(0,0,0,0.3);
  color:var(--lb-btn-color);
  display:flex;
  align-items:center;
  justify-content:center;
  border:0;
  cursor:pointer;
}
/* Thumbnail grid within the single page gallery */
.gallery{display:block}
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(140px,1fr));
  gap:10px;
  margin-top:12px;
}
.gallery-grid img{
  width:100%;
  height:120px;
  object-fit:cover;
  border-radius:6px;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease;
}
.gallery-grid img:hover{transform:scale(1.02); box-shadow:0 8px 20px rgba(0,0,0,0.25)}