/* 嵌入 agent 页时（桥脚本给 <html> 加 pkn-embed）：去掉主站外壳，页面铺满 iframe */
html.pkn-embed .side,
html.pkn-embed .nav-backdrop,
html.pkn-embed header.top,
html.pkn-embed .actionbar,
html.pkn-embed .skip-link { display: none !important; }
html.pkn-embed main { margin-left: 0 !important; min-height: 0; }
html.pkn-embed body { padding-bottom: 0 !important; }
/* 字段流向表没有自己的高亮：被 agent 点名的字段、节点加一圈轮廓 */
html.pkn-embed .pkn-emb-hl,
html.pkn-embed .pkn-emb-focus { outline: 2px solid var(--accent, #2f6fed); outline-offset: 1px; }