.site-image-trigger {
    display: block;
    width: 100%;
    padding: 0;
    overflow: hidden;
    cursor: pointer;
    background: transparent;
    border: 0;
}

.site-image-trigger img { display: block; width: 100%; height: 100%; object-fit: cover; }

.site-image-viewer {
    position: fixed;
    z-index: 100000;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 28px;
    background: rgba(10, 14, 27, .91);
}

.site-image-viewer.is-open { display: flex; }
.site-image-viewer__image { display: block; max-width: min(1180px, 94vw); max-height: 88vh; width: auto; height: auto; object-fit: contain; box-shadow: 0 14px 55px rgba(0, 0, 0, .45); }
.site-image-viewer__close {
    position: absolute;
    top: 18px;
    left: 18px;
    width: 42px;
    height: 42px;
    padding: 0;
    color: #172044;
    cursor: pointer;
    background: #fff;
    border: 0;
    border-radius: 50%;
    font: 32px/38px Arial, sans-serif;
}

body.image-viewer-open { overflow: hidden; }
.activity-image-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.activity-image-grid .site-image-trigger { aspect-ratio: 1 / 1; }
.activity-image-grid .site-image-trigger:hover { opacity: .9; }
.home-gallery-trigger,
.home-gallery-trigger:hover,
.home-gallery-trigger img,
.home-gallery-trigger:hover img {
    transform: none !important;
}
@media (max-width: 620px) { .activity-image-grid { grid-template-columns: 1fr; } .activity-image-grid .site-image-trigger { aspect-ratio: 16 / 10; } }