/* ========== 相册 lightbox ========== */
.gallery-lightbox {
    display: none;
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.9);
    z-index: 10000;
    justify-content: center;
    align-items: center;
}
.gallery-lightbox.active { display: flex; }
.gallery-lightbox img {
    max-width: 90vw; max-height: 90vh;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}
.gallery-lightbox .lb-close {
    position: absolute; top: 20px; right: 30px;
    color: #fff; font-size: 2rem; cursor: pointer;
    user-select: none;
}
.gallery-lightbox .lb-prev, .gallery-lightbox .lb-next {
    position: absolute; top: 50%; transform: translateY(-50%);
    color: #fff; font-size: 2.5rem; cursor: pointer;
    user-select: none; padding: 20px;
}
.gallery-lightbox .lb-prev { left: 10px; }
.gallery-lightbox .lb-next { right: 10px; }
.gallery-lightbox .lb-counter {
    position: absolute; bottom: 20px; left: 50%;
    transform: translateX(-50%); color: #ccc; font-size: 0.9rem;
}

/* 相册文章的图片网格 */
.article-body.gallery-body img {
    cursor: pointer;
    transition: transform 0.2s;
}
.article-body.gallery-body img:hover {
    transform: scale(1.02);
}