.skeleton-block {
  position: relative;
  overflow: hidden;
}

.nf-card:is(.is-loading, .is-loaded) .nf-thumb::before,
.product-image-open:is(.is-loading, .is-loaded)::before,
.carousel-slide:is(.is-loading, .is-loaded)::before,
.skeleton-block:is(.is-loading, .is-loaded)::before {
  --sk-base: var(--skeleton-base, #e4e4e4);
  --sk-shine: var(--skeleton-shine, #f8f8f8);
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -100%;
  width: 300%;
  z-index: 2;
  pointer-events: none;
  border-radius: 0;
  background: linear-gradient(
    100deg,
    var(--sk-base) 0%,
    var(--sk-base) 35%,
    color-mix(in srgb, var(--sk-shine) 40%, var(--sk-base)) 43%,
    var(--sk-shine) 50%,
    color-mix(in srgb, var(--sk-shine) 40%, var(--sk-base)) 57%,
    var(--sk-base) 65%,
    var(--sk-base) 100%
  );
  opacity: 1;
  transform: translate3d(-33.34%, 0, 0);
  animation: skeleton-sweep 1.9s cubic-bezier(0.55, 0.1, 0.3, 1) var(--sk-delay, 0s) infinite both;
  transition: opacity 0.5s ease 0.05s;
  will-change: transform;
}

.nf-card:is(.is-loading, .is-loaded) .nf-thumb::before {
  --sk-base: var(--skeleton-card-base, var(--skeleton-base, #e4e4e4));
  --sk-shine: var(--skeleton-card-shine, var(--skeleton-shine, #f8f8f8));
}


.nf-card.is-loaded.is-in-view .nf-thumb::before,
.product-image-open.is-loaded.is-in-view::before,
.carousel-slide.is-loaded::before,
.skeleton-block.is-loaded.is-in-view::before {
  opacity: 0;
  animation-play-state: paused;
  will-change: auto;
}

.nf-card:not(.is-in-view) .nf-thumb::before,
.product-image-open:not(.is-in-view)::before,
.skeleton-block:not(.is-in-view)::before,
.carousel-slide:not(.is-active)::before {
  animation-play-state: paused;
}

.nf-card-wrap:nth-child(6n+2) { --sk-delay: 0.09s; }
.nf-card-wrap:nth-child(6n+3) { --sk-delay: 0.18s; }
.nf-card-wrap:nth-child(6n+4) { --sk-delay: 0.27s; }
.nf-card-wrap:nth-child(6n+5) { --sk-delay: 0.36s; }
.nf-card-wrap:nth-child(6n+6) { --sk-delay: 0.45s; }

@keyframes skeleton-sweep {
  0%   { transform: translate3d(-33.34%, 0, 0); }
  62%  { transform: translate3d(33.34%, 0, 0); }
  100% { transform: translate3d(33.34%, 0, 0); }
}

.nf-card:is(.is-loading, .is-loaded):not(.is-loaded.is-in-view) .nf-thumb img,
.product-image-open:not(.is-loaded.is-in-view) img {
  opacity: 0;
  filter: blur(10px);
  transform: scale(1.04);
}

.nf-card.is-loaded.is-in-view .nf-thumb img {
  opacity: 1;
  transition:
    opacity 0.45s ease,
    filter 0.6s cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-image-open.is-loaded.is-in-view img {
  opacity: 1;
  transition:
    opacity 0.5s ease,
    filter 0.7s cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.nf-card.is-out-of-stock:is(.is-loading, .is-loaded):not(.is-loaded.is-in-view) .nf-thumb img {
  filter: blur(10px) saturate(0.4) brightness(0.9);
}
.nf-card.is-out-of-stock.is-loaded.is-in-view .nf-thumb img {
  filter: blur(0) saturate(0.4) brightness(0.9);
}

.skeleton-block:not(.is-loaded.is-in-view) img {
  opacity: 0;
}
.skeleton-block.is-loaded.is-in-view img {
  opacity: 1;
  transition: opacity 0.4s ease;
}

.carousel-slide.is-loaded img {
  opacity: 1;
  transition: opacity 0.45s ease;
}