.ui-demo{--demo-line:#dbe6e5;--demo-muted:#4d585d;--demo-soft:#f4f8f7;color:var(--ink);font:14px/1.65 var(--sans);letter-spacing:0;text-align:left}
.demo-top{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px 16px;padding:12px 20px;border-bottom:1px solid var(--demo-line);background:var(--demo-soft);font-size:12px;color:var(--demo-muted)}
.demo-top strong{color:var(--brand);font-weight:600}
.demo-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;padding:20px 24px;border-bottom:1px solid var(--demo-line)}
.ui-demo h3,.ui-demo h4{font-family:var(--sans);letter-spacing:0;text-wrap:pretty}
.demo-head h3{font-size:20px;line-height:1.4}
.demo-head p{margin-top:4px;font-size:13px;color:var(--demo-muted)}
.demo-state{display:inline-flex;align-items:center;gap:6px;padding:4px 9px;border:1px solid var(--demo-line);border-radius:4px;color:var(--brand);background:var(--brand-soft);font-size:12px;line-height:1.5}
.demo-state-warn{color:#805011;background:#fff4df;border-color:#ead8b7}
.demo-body{padding:24px;display:grid;gap:20px}
.demo-body h4{font-size:17px;line-height:1.5}
.demo-label{font-size:12px;color:var(--demo-muted);font-weight:600;letter-spacing:.02em}
.demo-focus{padding:18px 20px;border:1px solid #b8d8dd;border-left:3px solid var(--brand-2);border-radius:4px;background:#f4fafb}
.demo-focus h4{margin-top:6px}
.demo-focus p{margin-top:8px}
.demo-notice{padding:12px 14px;color:#805011;background:#fff4df;border-radius:4px;font-size:13px;line-height:1.7}
.demo-fields{margin:0;display:grid;gap:14px}
.demo-fields>div{display:grid;grid-template-columns:88px minmax(0,1fr);gap:14px;padding-bottom:14px;border-bottom:1px solid var(--demo-line)}
.demo-fields dt{color:var(--demo-muted);font-size:13px}
.demo-fields dd{margin:0;overflow-wrap:anywhere}
.demo-fields code,.demo-file{font:13px/1.7 var(--mono);overflow-wrap:anywhere;color:var(--brand)}
.demo-tags{display:flex;flex-wrap:wrap;gap:6px}
.demo-tag{display:inline-block;padding:3px 8px;border:1px solid var(--demo-line);border-radius:3px;font-size:12px;line-height:1.5;background:#fff}
.demo-source{border:1px solid var(--demo-line);border-radius:4px;background:#fff;min-width:0}
.demo-source summary{cursor:pointer;padding:12px 14px;min-height:44px;color:var(--brand);font-size:13px}
.demo-source[open] summary{border-bottom:1px solid var(--demo-line)}
.demo-source-content{padding:14px}
.demo-source blockquote{margin:8px 0;padding-left:12px;border-left:2px solid var(--brand-2);font-size:14px}
.demo-source-content p{font-size:13px;color:var(--demo-muted)}
.demo-steps{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--brand)}
.demo-steps span{padding:5px 9px;background:var(--brand-soft);border-radius:3px}
.demo-steps b{font-weight:400;color:var(--demo-muted)}
.demo-papers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.demo-paper{padding:16px;border:1px solid var(--demo-line);border-radius:4px;background:#fff;min-width:0}
.demo-paper h4{font-size:15px;margin:10px 0}
.demo-paper p{margin-top:8px}
.demo-paper .demo-source{margin-top:14px}
.demo-table{width:100%;border-collapse:collapse;font-size:14px;table-layout:fixed}
.demo-table caption{text-align:left;font-size:13px;font-weight:600;color:var(--demo-muted);margin-bottom:10px}
.demo-table th,.demo-table td{padding:12px 10px;border-bottom:1px solid var(--demo-line);text-align:left;vertical-align:top;overflow-wrap:anywhere}
.demo-table th{font-size:12px;font-weight:600;background:var(--demo-soft);color:var(--demo-muted)}
.demo-table th:first-child{width:30%}
.demo-editor{padding:20px;border:1px solid var(--demo-line);border-radius:4px;background:#fff}
.demo-editor h4{margin:12px 0;font-size:19px}
.demo-editor p{line-height:1.85}
.demo-cite{color:var(--brand);background:var(--brand-soft);padding:1px 4px;border-radius:2px;font-size:13px;white-space:nowrap}
.demo-editor .demo-source{margin-top:18px}
.demo-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px 18px;padding:14px 24px;border-top:1px solid var(--demo-line);background:var(--demo-soft);color:var(--demo-muted);font-size:12px}
.demo-footer a{display:inline-flex;align-items:center;min-height:44px;font-size:13px;color:var(--brand);text-underline-offset:3px;margin:0}
.chapter-media .ui-demo figcaption,.monitor .ui-demo figcaption{margin:0;padding:14px 24px;border:0;border-top:1px solid var(--demo-line);background:#fff;color:var(--demo-muted);font-size:13px;line-height:1.7}
.chapter-media .ui-demo figcaption::before{content:none}
@media(max-width:760px){.demo-body{font-size:16px}.demo-head h3{font-size:21px}.demo-paper h4{font-size:17px}.demo-table{font-size:15px}}
@media(max-width:520px){.demo-top{padding:12px 16px}.demo-head,.demo-body{padding:18px 16px}.demo-focus{padding:16px}.demo-papers{grid-template-columns:minmax(0,1fr)}.demo-fields>div{grid-template-columns:minmax(0,1fr);gap:4px}.demo-editor{padding:16px}.demo-footer,.chapter-media .ui-demo figcaption,.monitor .ui-demo figcaption{padding:12px 16px}.demo-table th,.demo-table td{padding:10px 6px}.demo-table th:first-child{width:34%}}
.chapter,.chapter.flip{grid-template-columns:minmax(0,1fr);gap:32px}
.chapter-text{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:20px 64px;align-items:start}
.chapter-intro,.chapter-details{min-width:0}
.chapter-text h2{font-size:clamp(28px,3vw,38px);max-width:18em}
.chapter-text .lede{font-size:16px;line-height:1.8;max-width:38em}
.chapter-details{padding-top:34px}
.chapter-details .block-title{margin-top:0}
.chapter-details .feat{gap:10px}
.chapter-details .feat li{font-size:15px;line-height:1.8}
.chapter-text>.skills-line{grid-column:1/-1;margin-top:0;padding-top:16px;border-top:1px solid var(--line)}
.chapter-sources{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:13px;color:var(--muted)}
.chapter-sources .search-sources{margin-top:0}
.chapter-sources .search-note{flex-basis:100%;margin-top:0}
.chapter-text .page-map{margin-top:16px}
.chapter-details .output-branches{margin-top:0;gap:24px}
.chapter-details .output-branches article{border-top:1px solid var(--line-2);padding-top:12px}
.chapter-details .output-branches h3{font-size:21px}
.chapter-details .output-branches p{margin-top:8px;font-size:15px;line-height:1.8}
.chapter-media{width:100%;min-width:0;gap:32px}
.chapter-media>.shot{width:100%;max-width:none}
.monitor{grid-template-columns:minmax(0,1fr);gap:28px}
.monitor>div{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:8px 64px}
.monitor>div>.sec-no,.monitor>div>h3,.monitor>div>p{grid-column:1}
.monitor>div>p{margin-top:0}
.monitor>div>h3{margin-top:0}
.monitor>div>ol{grid-column:2;grid-row:2/span 2;margin-top:0;align-self:start;font-size:15px;line-height:2}
.monitor>div>p:last-child{font-size:13px}
.demo-workbench{background:#fff;border-color:#dbe6e5;border-radius:10px;box-shadow:var(--shadow-2)}
.demo-workbench .demo-top{padding:10px 16px;background:#fff;font-size:12px}
.demo-window-title{display:flex;align-items:center;gap:16px}
.demo-traffic{display:flex;gap:6px}
.demo-traffic i{width:9px;height:9px;border-radius:50%;background:#ef827b}
.demo-traffic i:nth-child(2){background:#e5bd66}
.demo-traffic i:nth-child(3){background:#7bbb9b}
.demo-shell{display:grid;grid-template-columns:164px minmax(0,1fr) 270px;min-height:580px}
.demo-icon{width:17px;height:17px;flex:none;vertical-align:middle}
.demo-sidebar{display:flex;flex-direction:column;gap:16px;padding:22px 10px 12px;background:#f1f6f5;border-right:1px solid var(--demo-line);min-width:0;font-size:13px;color:var(--demo-muted)}
.demo-brand{display:flex;align-items:center;gap:8px;padding:0 5px;color:var(--ink);font-size:17px}
.ui-demo .demo-brand img{width:28px;height:28px;max-width:28px;flex:none;border-radius:6px}
.demo-nav-label{font-size:12px;color:var(--demo-muted);padding:0 10px;margin-bottom:6px}
.demo-nav{display:grid;gap:4px}
.demo-nav a{display:flex;align-items:center;gap:9px;color:var(--demo-muted);padding:10px;border-radius:5px;text-decoration:none;min-height:42px}
.demo-nav a:hover{color:var(--brand);background:#e3f0f1}
.demo-nav .is-active{background:#fff;color:var(--brand);font-weight:600}
.demo-workspace{border-top:1px solid var(--demo-line);padding-top:14px}
.demo-workspace-current{display:flex;align-items:center;gap:6px;padding:9px 6px;background:#e0edec;border-left:3px solid var(--brand-2);border-radius:4px;color:var(--brand)}
.demo-workspace-current>div{min-width:0}
.demo-workspace-current small{font-size:12px;display:block}
.demo-workspace-current strong{display:block;font-size:12px;font-weight:600;line-height:1.6}
.demo-sessions{display:grid;gap:4px;margin:4px 0 0 16px;font-size:12px}
.demo-sessions span{padding:8px;border-radius:4px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.demo-sessions .is-active{color:var(--brand);background:var(--brand-soft);font-weight:600}
.demo-main{min-width:0;background:#fff;display:flex;flex-direction:column}
.demo-main .demo-head{padding:18px 22px;align-items:flex-start}
.demo-main .demo-head h3{font-size:20px}
.demo-main .demo-body{padding:22px;gap:18px;flex:1;align-content:start}
.demo-main .demo-focus{background:#fff;border:0;border-left:3px solid var(--brand-2);border-radius:0;padding:4px 0 4px 16px}
.demo-chat-actions a{display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:5px 9px;border:1px solid var(--demo-line);border-radius:5px;color:var(--brand);background:#fff;text-decoration:none;font-size:12px;line-height:1.5}
.demo-chat-actions a:hover{background:var(--brand-soft);border-color:#b8d8dd}
.demo-conversation{display:flex;flex-direction:column;min-width:0;border-left:1px solid var(--demo-line);background:#fff;font-size:13px;line-height:1.8}
.demo-conversation-tabs{display:flex;gap:4px;padding:8px;border-bottom:1px solid var(--demo-line)}
.demo-conversation-tabs button{font:500 13px var(--sans);padding:7px 12px;min-height:40px;border:0;border-radius:4px;background:none;color:var(--demo-muted);cursor:pointer}
.demo-conversation-tabs button[aria-selected="true"]{background:var(--brand-soft);color:var(--brand);font-weight:600}
.demo-context{padding:12px 10px;border-bottom:1px solid var(--demo-line);display:grid;gap:7px;font-size:12px;color:var(--demo-muted)}
.demo-context>div{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.demo-context-selected{padding:2px 6px;border:1px solid #b8d8dd;background:var(--brand-soft);color:var(--brand);border-radius:3px}
.demo-chat-panel{padding:20px 14px;flex:1;min-height:260px;overflow-wrap:anywhere}
.demo-chat-panel[hidden]{display:none}
.demo-user-message{margin:0 0 22px 26px;padding:10px 12px;background:#eff5f4;border-radius:9px 9px 2px 9px;font-size:13px}
.demo-assistant-name{display:flex;gap:6px;align-items:center;font-size:12px;font-weight:600;margin-bottom:10px}
.demo-assistant-name>svg{color:var(--brand);background:var(--brand-soft);border-radius:3px}
.demo-assistant-content strong{display:block;font-weight:600}
.demo-assistant-content p{margin-top:10px}
.demo-chat-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:14px}
.demo-answer-note{color:var(--demo-muted);font-size:12px;margin-top:16px}
.demo-chat-panel h4{font-size:15px}
.demo-trace{display:grid;gap:16px;margin-top:18px}
.demo-trace li{display:flex;gap:10px;align-items:flex-start}
.demo-trace li>span{font:12px var(--mono);color:var(--brand);border:1px solid #b8d8dd;border-radius:4px;padding:7px}
.demo-file-list{display:grid;gap:10px;margin-top:18px}
.demo-file-list li{display:flex;gap:8px;padding:10px 0;border-bottom:1px solid var(--demo-line);align-items:flex-start}
.demo-file-list code{font:12px/1.8 var(--mono);overflow-wrap:anywhere;min-width:0}
.demo-workbench .demo-footer{padding:8px 16px;gap:8px;font-size:12px;background:#f8fbfa}
.demo-gap-item{padding:18px 0;border-bottom:1px solid var(--demo-line)}
.demo-gap-item h4{display:flex;gap:10px;align-items:center}
.demo-gap-no{border:1px solid #b8d8dd;color:var(--brand);padding:6px 8px;border-radius:5px;font:13px var(--mono)}
.demo-gap-item p{margin-top:10px}
.demo-gap-query{color:var(--demo-muted);font:12px/1.7 var(--mono);overflow-wrap:anywhere;margin-top:12px}
.demo-gap-item .demo-tags{margin-top:12px}
.demo-document-outline{display:flex;flex-wrap:wrap;gap:6px;padding-bottom:14px;border-bottom:1px solid var(--demo-line);font-size:12px;color:var(--demo-muted)}
.demo-document-outline span{padding:4px 8px;border-radius:4px;background:var(--demo-soft)}
.demo-document-outline .is-active{background:var(--brand-soft);color:var(--brand);font-weight:600}
@media(max-width:1100px){.demo-shell{grid-template-columns:144px minmax(0,1fr) 260px}.demo-main .demo-body,.demo-main .demo-head{padding:18px}.demo-main .demo-papers{grid-template-columns:minmax(0,1fr)}.demo-main .demo-fields>div{grid-template-columns:minmax(0,1fr);gap:4px}}
@media(max-width:900px){.demo-shell{grid-template-columns:130px minmax(0,1fr) 210px}.demo-sidebar{padding-inline:6px}.demo-brand{font-size:15px}.ui-demo .demo-brand img{width:24px;height:24px;max-width:24px}.demo-main .demo-body,.demo-main .demo-head{padding:16px}.demo-main .demo-editor{padding:12px}.chapter-text,.monitor>div{column-gap:28px}}
@media(max-width:760px){.chapter-text{grid-template-columns:minmax(0,1fr);gap:16px}.chapter-details{padding-top:0}.chapter-text>.skills-line{grid-column:1}.monitor>div{display:block}.monitor>div>h3{margin-top:10px}.monitor>div>p{margin-top:12px}.monitor>div>ol{margin-top:14px}}
@media(max-width:760px){.demo-shell{grid-template-columns:120px minmax(0,1fr)}.demo-conversation{grid-column:1/-1;border-left:0;border-top:1px solid var(--demo-line)}.demo-chat-panel{min-height:0;padding:20px}.demo-user-message{margin-left:20%;max-width:480px}.demo-conversation,.demo-user-message{font-size:16px}.demo-main .demo-body{font-size:16px}.demo-main .demo-paper h4{font-size:17px}.demo-top>span:last-child{display:none}}
@media(max-width:520px){.demo-shell{display:flex;flex-direction:column;min-height:0}.demo-sidebar{border-right:0;border-bottom:1px solid var(--demo-line);padding:14px;gap:10px}.demo-brand{font-size:17px}.demo-sidebar>.demo-nav-label{display:none}.demo-nav{grid-template-columns:repeat(3,minmax(0,1fr));gap:4px}.demo-nav a{padding:8px 5px;gap:5px;font-size:12px;min-height:44px}.demo-nav .demo-icon{width:14px;height:14px}.demo-workspace{padding-top:8px}.demo-workspace>.demo-nav-label,.demo-sessions{display:none}.demo-workspace-current{padding:6px 8px}.demo-workspace-current>div{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.demo-main .demo-head h3{font-size:21px}.demo-main .demo-body{padding:20px 16px}.demo-main .demo-editor{padding:16px}.demo-chat-actions a{min-height:44px}.demo-conversation-tabs button{min-height:44px}.demo-workbench .demo-top{padding:9px 12px;gap:6px;font-size:11px}.demo-window-title{gap:8px}.demo-traffic{gap:4px}.demo-traffic i{width:7px;height:7px}.demo-user-message{margin-left:14%}.demo-assistant-content{font-size:16px}}