:root { --gk-showcase-boot-fade: 1400ms; }

.gk-img-showcase {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: #000;

  opacity: 1;
  transition: opacity var(--gk-showcase-boot-fade) ease;
}
.gk-img-showcase.is-booting {
  opacity: 0;
}

.gk-img-showcase__layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;

  opacity: 0;
  transition: opacity 1350ms ease;
  will-change: opacity;
}
.gk-img-showcase__layer.is-thumb {
  filter: blur(4px);
  transition: opacity 1350ms ease, filter 600ms ease, transform 600ms ease;
}
.gk-img-showcase__layer.is-visible {
  opacity: 1;
}

.gk-img-showcase__overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}