.a_thumb_lightgallery.gallery-photo-loading {
    position: relative;
    isolation: isolate;
    background: #f2f3f4;
}

.a_thumb_lightgallery.gallery-photo-loading > .img_thumb_lightgallery {
    opacity: 0;
}

.a_thumb_lightgallery.gallery-photo-loading::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: linear-gradient(105deg, transparent 25%, rgba(255, 255, 255, .64) 48%, transparent 72%);
    transform: translateX(-110%);
    animation: gallery-photo-shimmer 2.8s ease-in-out infinite;
}

.a_thumb_lightgallery.gallery-photo-loading::after {
    content: "Загрузка фото";
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    color: #74777c;
    font: 400 12px/1.4 Arial, Helvetica, sans-serif;
    text-align: center;
}

.a_thumb_lightgallery.gallery-photo-loading > .nsfw-photo-loader {
    display: none;
}

@keyframes gallery-photo-shimmer {
    0%, 12% { transform: translateX(-110%); }
    78%, 100% { transform: translateX(110%); }
}

@media (prefers-reduced-motion: reduce) {
    .a_thumb_lightgallery.gallery-photo-loading::before {
        animation: none;
        transform: none;
        opacity: .3;
    }
}