#sw-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.88);
    z-index: 99999;
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
}
#sw-lightbox.is-open { display: flex; }
#sw-lightbox-img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 3px;
    cursor: default;
    box-shadow: 0 12px 40px rgba(0,0,0,.6);
    user-select: none;
    -webkit-user-drag: none;
}
#sw-lightbox-close {
    position: absolute;
    top: 14px;
    right: 18px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 28px;
    font-weight: 300;
    line-height: 1;
    cursor: pointer;
    opacity: .7;
    background: none;
    border: none;
    padding: 0;
    transition: opacity .15s;
}
#sw-lightbox-close:hover { opacity: 1; }
[data-lightbox] img:not(a img) { cursor: zoom-in; }