.sig-masonry-gallery{display:block}
.sig-masonry-item{break-inside:avoid; margin-bottom:12px}
.sig-masonry-item img{width:100%;height:auto;border-radius:8px;display:block}
.sig-item-caption{font-size:13px;margin-top:6px;text-align:center;color:#333}
.sig-lightbox{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.85);align-items:center;justify-content:center;z-index:99999;flex-direction:column;padding:20px}
.sig-lightbox[aria-hidden="false"]{display:flex}
.sig-lightbox-content img{max-width:95vw;max-height:80vh;border-radius:6px}
.sig-lightbox-close{position:fixed;top:18px;right:18px;font-size:32px;color:#fff;background:transparent;border:0}
.sig-lightbox-caption{color:#fff;margin-top:12px;text-align:center;max-width:90vw}
.sig-no-items{color:#777}