/* skeleton.css (2026-09-12) — shimmer de carga para imagenes, agregado
   junto con loading="lazy". Respeta prefers-reduced-motion. */
img.is-loading {
  background: linear-gradient(90deg, #ececec 25%, #f5f5f5 37%, #ececec 63%);
  background-size: 400% 100%;
  animation: pbSkeletonShimmer 1.4s ease infinite;
}

@keyframes pbSkeletonShimmer {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

@media (prefers-reduced-motion: reduce) {
  img.is-loading {
    animation: none;
    background: #ececec;
  }
}