/* Lightbox */
.gallery-lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
}
.gallery-lightbox.open {
    display: flex;
}
.gallery-lightbox img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 0 40px rgba(0,0,0,0.5);
}
.gallery-thumb {
    cursor: pointer;
}