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/* 2026-09-21: portrait originals remain upright, uncropped and never stretched wide. */
.category-card {height:auto;aspect-ratio:3/4;}
.category-card img {object-fit:contain;}
.work-img {aspect-ratio:3/4;}
.work-img img {object-fit:contain;}
.news-card img {aspect-ratio:auto;height:auto;object-fit:contain;}
.detail-cover img,.article-cover {display:block;width:auto;height:auto;max-width:100%;max-height:none;object-fit:contain;margin-left:auto;margin-right:auto;}
.detail-gallery img {display:block;width:auto;height:auto;max-width:100%;max-height:none;object-fit:contain;margin-left:auto;margin-right:auto;}
@media(max-width:370px){.category-card{height:auto;}}

/* 作品更新时间与会员分享内容 */
.work-caption .work-date,.detail-top .work-date{display:block;margin-top:12px;font-size:12px;line-height:1.6;color:#7a7a7a;font-weight:400}
.share-label{display:block;font-size:14px;margin:18px 0 8px}.download-box .share-text{display:block;box-sizing:border-box;width:100%;max-width:100%;padding:12px;border:1px solid #d9d5cf;border-radius:6px;background:#fff;color:#333;font-family:inherit;font-size:14px;line-height:1.7;resize:vertical;overflow-wrap:anywhere;margin-bottom:12px}.copy-status{font-size:13px;min-height:1.7em}.download-box button.btn{cursor:pointer;width:100%}