.sec-desc {
    font-size: 12px;
    color: var(--sr-color-text-secondary);
    line-height: 1.6;
    margin: 0 0 10px;
}
/* 文本框 */
.fix-textarea {
    width: 100%;
    min-height: 80px;
    padding: 10px 14px;
    border: 1.5px solid var(--sr-color-border);
    border-radius: 8px;
    font-size: 13px;
    font-family: inherit;
    color: var(--sr-color-text);
    resize: vertical;
    outline: none;
    transition: border-color 0.2s ease;
    box-sizing: border-box;
    background: #fafbfc;
}
.fix-textarea:focus {
    border-color: var(--sr-color-primary);
    background: #fff;
}
.fix-textarea::placeholder {
    color: var(--sr-color-text-muted);
}
/* 加载遮罩 */
.hero-img-wrapper { position: relative; border-radius: 12px; overflow: hidden; line-height: 0; max-height: calc(100vh - 220px); }
.hero-img-wrapper > img { display: block; width: 100%; max-height: calc(100vh - 220px); object-fit: contain; border-radius: 12px; }
.hero-loading-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.5); display: none; flex-direction: column; align-items: center; justify-content: center; border-radius: 12px; z-index: 10; }
.hero-loading-overlay .loading-text { color: #fff; font-size: 15px; margin-bottom: 18px; text-shadow: 0 1px 4px rgba(0,0,0,0.4); }
.hero-loading-overlay .loading-bar { width: 65%; max-width: 320px; height: 8px; background: rgba(255,255,255,0.3); border-radius: 4px; overflow: hidden; }
.hero-loading-overlay .loading-bar-fill { height: 100%; background: #fff; border-radius: 4px; transition: width 0.3s ease; width: 0%; }
/* 效果图放大弹窗 */
.pose-popup-overlay { display: none; position: fixed; inset: 0; z-index: 99999; background: rgba(0,0,0,0.7); justify-content: center; align-items: center; }
.pose-popup-overlay.active { display: flex; }
.pose-popup-box { position: relative; max-width: 95vw; max-height: 95vh; display: flex; align-items: center; justify-content: center; }
.pose-popup-box img { max-width: 95vw; max-height: 95vh; display: block; object-fit: contain; border-radius: 8px; box-shadow: 0 8px 32px rgba(0,0,0,0.3); }
.pose-popup-close { position: absolute; top: -16px; right: -16px; width: 36px; height: 36px; background: #fff; border: none; border-radius: 50%; cursor: pointer; box-shadow: 0 2px 8px rgba(0,0,0,0.2); display: flex; align-items: center; justify-content: center; color: #555; font-size: 18px; line-height: 1; z-index: 2; transition: all 0.15s; }
.pose-popup-close:hover { background: #f0f0f0; color: #000; }
/* 对比容器覆写：缩小最大高度，为下方下载按钮留空间 */
.compare-container { max-height: calc(100vh - 290px); }
.compare-container > img { max-height: calc(100vh - 290px); }