.img-blur-loading {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(220,220,220,0.6) 0%, rgba(180,200,255,0.4) 100%);
  backdrop-filter: blur(12px);
  border-radius: 12px;
  z-index: 1;
  animation: blurFade 1.2s infinite alternate;
  transition: opacity 0.3s;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}
@keyframes blurFade {
  0% { opacity: 0.7; }
  100% { opacity: 1; }
}
.img-blur-loading.hide {
  opacity: 0;
}
.img-blur-wrapper {
  position: relative;
  display: inline-block;
}
.img-blur-wrapper img {
  display: block;
}