.drg-gallery {
  display: grid;
  gap: 16px;
  align-items: start;
}

.drg-gallery.drg-cols-1 { grid-template-columns: 1fr; }
.drg-gallery.drg-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.drg-gallery.drg-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.drg-gallery.drg-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.drg-gallery.drg-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.drg-gallery.drg-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }

@media (max-width: 1024px) {
  .drg-gallery.drg-cols-3,
  .drg-gallery.drg-cols-4,
  .drg-gallery.drg-cols-5,
  .drg-gallery.drg-cols-6 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 640px) {
  .drg-gallery { grid-template-columns: 1fr !important; }
}

.drg-item {
  margin: 0;
  background: transparent;
  position: relative;
}

.drg-item::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 8px;
  background: linear-gradient(90deg, rgba(45,45,45,0.06) 0%, rgba(45,45,45,0.14) 50%, rgba(45,45,45,0.06) 100%);
  background-size: 220% 100%;
  animation: drg-skeleton 1.2s linear infinite;
  opacity: 0;
  pointer-events: none;
  z-index: 2;
}

.drg-item.is-loading::before {
  opacity: 0.7;
}

.drg-item.is-loading .drg-link,
.drg-item.is-loading .drg-caption {
  opacity: 0;
}

.drg-item.is-loading .drg-link {
  opacity: 1;
  background: rgba(0, 0, 0, 0.08);
  border-color: transparent;
  position: relative;
}

.drg-item.is-loading .drg-link::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(46%, 120px);
  aspect-ratio: 3 / 4;
  transform: translate(-50%, -50%);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.drg-item.is-loading .drg-link img.drg-img,
.drg-item.is-loading .drg-link canvas.drg-pdf-canvas {
  opacity: 0;
}

.drg-item.is-ready .drg-link,
.drg-item.is-ready .drg-caption {
  opacity: 1;
  transition: opacity .2s ease;
}

.drg-link {
  display: block;
  border: 2px solid rgba(120, 190, 220, 0.65);
  border-radius: 6px;
  padding: 10px;
  background: #fff;
}

.drg-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
}

.drg-caption {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.35;
  color: #fff;
  text-align: center;
}

.drg-lightbox { position: fixed; inset: 0; z-index: 99999; display: none; }
.drg-lightbox.is-open { display: block; }
.drg-lightbox__backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.85); }

.drg-lightbox__dialog {
  position: absolute;
  inset: 20px;
  display: grid;
  place-items: center;
  pointer-events: none;
}

.drg-lightbox__content {
  pointer-events: auto;
  max-width: min(1200px, 95vw);
  max-height: 90vh;
  display: grid;
  gap: 10px;
}

.drg-lightbox__stage {
  max-width: 95vw;
  max-height: 78vh;
  display: grid;
  place-items: center;
}

.drg-lightbox__img {
  max-width: 95vw;
  max-height: 78vh;
  width: auto;
  height: auto;
  display: block;
  border-radius: 8px;
}

.drg-lightbox__pdf {
  width: min(1100px, 95vw);
  height: 78vh;
  border: 0;
  border-radius: 8px;
  background: #fff;
}

.drg-lightbox__caption { color: #fff; font-size: 14px; line-height: 1.4; }

.drg-lightbox__btn {
  position: absolute;
  top: 12px;
  background: transparent;
  border: 0;
  color: #fff;
  font-size: 28px;
  line-height: 1;
  padding: 10px 12px;
  cursor: pointer;
  opacity: 0.9;
}
.drg-lightbox__btn:hover { opacity: 1; }
.drg-lightbox__close { right: 12px; }
.drg-lightbox__prev,
.drg-lightbox__next {
  top: 50%;
  transform: translateY(-50%);
  font-size: 42px;
}
.drg-lightbox__prev { left: 10px; }
.drg-lightbox__next { right: 10px; }

.drg-pdf-preview {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  display: grid;
  place-items: center;
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
}

.drg-pdf-shell {
  width: min(46%, 120px);
  aspect-ratio: 3 / 4;
  margin: 0 auto;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.drg-pdf-canvas {
  width: 100% !important;
  height: auto !important;
  display: block;
  border-radius: 4px;
}

@keyframes drg-skeleton {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* PDF icon/image intentionally removed for minimalist skeleton-first UI. */