:root{color-scheme:dark;--bg:#0d1113;--panel:#182025;--panel2:#12191c;--line:#314047;--text:#f2f5f6;--muted:#91a0a8;--accent:#d9aa4e;--bad:#e57b69;--ok:#5eb788}
*{box-sizing:border-box}body{margin:0;height:100vh;overflow:hidden;background:var(--bg);color:var(--text);font:13px "Microsoft YaHei UI",sans-serif}button,input,select,textarea{font:inherit}
.topbar{height:64px;display:flex;align-items:center;gap:16px;padding:0 22px;border-bottom:1px solid var(--line);background:#13191c}.topbar>a{color:var(--accent);font-size:25px;text-decoration:none}.topbar strong{font-size:17px}.topbar>span{color:var(--accent)}.topbar .session-label{margin-left:auto;color:var(--muted);font-size:11px}.topbar code{color:var(--muted)}
button{padding:9px 11px;border:1px solid var(--line);border-radius:4px;background:#222c31;color:var(--text);cursor:pointer}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.45;cursor:not-allowed}.primary{background:var(--accent);color:#171717;font-weight:700}.failure{color:var(--bad)!important}
.error-banner{position:absolute;z-index:8;left:0;right:0;top:64px;padding:10px 22px;border-bottom:1px solid #743b34;background:#2b1715;color:#f0b1a9;white-space:pre-wrap}.error-banner:not([hidden])~.sidebar,.error-banner:not([hidden])~.viewport{top:104px}
.sidebar{position:absolute;left:0;top:64px;bottom:0;width:330px;overflow:auto;padding:18px;border-right:1px solid var(--line);background:#141a1d}.sidebar section+section{margin-top:22px;padding-top:4px;border-top:1px solid var(--line)}.sidebar h2{margin:14px 0 10px;color:var(--accent);font-size:14px}.sidebar h2:first-child{margin-top:0}.sidebar label{display:flex;flex-direction:column;gap:7px;margin:10px 0;color:var(--muted)}textarea,select,input{width:100%;padding:9px;border:1px solid var(--line);border-radius:3px;background:#0e1417;color:var(--text)}.sidebar section>button{width:100%;margin:5px 0}.help{color:var(--muted);font-size:11px;line-height:1.55}.log{max-height:220px;overflow:auto;color:var(--muted);font:11px/1.5 Consolas,sans-serif}.log p{margin:0 0 7px}
fieldset{margin:10px 0;padding:10px;border:1px solid var(--line);border-radius:4px}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:6px 10px}
.checks label{display:flex;flex-direction:row;align-items:center;gap:8px;margin:0;padding:6px 8px;border:1px solid var(--line-soft,#2a3338);border-radius:3px;background:#10161a;color:var(--text);white-space:nowrap}
.checks input[type=checkbox]{width:auto;min-width:14px;flex:0 0 auto;margin:0;padding:0;accent-color:var(--accent)}
.prompt-form{display:flex;flex-direction:column;gap:12px;max-height:48vh;overflow:auto}.prompt-card{padding:10px;border:1px solid var(--line);border-radius:4px;background:var(--panel2)}.prompt-card h3,.prompt-card h4{margin:0 0 8px;color:var(--text);font-size:13px}.prompt-hint{margin:0 0 8px;color:var(--muted);font-size:11px;line-height:1.5}.frame-row{display:flex;align-items:end;gap:8px}.frame-row label{flex:1;margin:0}.frame-row input{width:100%}.gate-actions{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}.gate-actions button{width:100%}
.viewport{position:absolute;left:330px;right:0;top:64px;bottom:0;overflow:hidden;cursor:grab;touch-action:none;background-color:var(--bg);background-image:linear-gradient(#ffffff08 1px,transparent 1px),linear-gradient(90deg,#ffffff08 1px,transparent 1px);background-position:var(--grid-x,0) var(--grid-y,0);background-size:var(--grid-size,24px) var(--grid-size,24px)}.viewport.panning{cursor:grabbing}.world{position:absolute;left:0;top:0;width:max-content;height:max-content;transform-origin:0 0;will-change:transform}.flow{width:3400px;min-height:2200px;display:flex;align-items:flex-start;gap:30px;padding:45px}.flow>i{margin-top:220px;color:var(--accent);font-size:32px;font-style:normal}.stage{width:260px}.stage h2{height:28px;margin:0 0 14px;color:var(--muted);font-size:14px}.stage.action-stage{width:720px}.canvas-hint{position:absolute;right:16px;bottom:14px;padding:7px 10px;border:1px solid var(--line);border-radius:4px;background:#13191ce8;color:var(--muted);pointer-events:none}
article{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;min-height:160px;padding:8px;border:1px solid var(--line);border-radius:5px;background:var(--panel);overflow:hidden}article.empty{color:var(--muted)}article.ready{border-color:var(--accent)}article.accepted{border-color:#3f6b54}article img,article video,article canvas.frame-loop{width:100%;height:122px;object-fit:contain;background:repeating-conic-gradient(#303a3f 0 25%,#242d31 0 50%) 50%/18px 18px}
article canvas.frame-loop{display:block;cursor:zoom-in}
.frame-loop-meta{color:var(--muted);font-size:10px}
.media-empty{display:grid;place-items:center;width:100%;height:100px;border:1px dashed var(--line)}
.single,.view-list{display:flex;flex-direction:column;gap:12px}.dirs-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.action-group{margin-bottom:28px}.action-group>h3{display:flex;align-items:center;justify-content:space-between;margin:0 0 10px;font-size:14px}.action-group>h3 span{color:var(--muted);font-size:11px;font-weight:400}.three-grid{display:grid;grid-template-columns:repeat(3,220px);gap:12px}.three-grid article{min-height:200px}.card-buttons{display:flex;gap:5px;width:100%}.card-buttons button{flex:1;padding:5px;font-size:10px}
article img[data-preview-url],article canvas[data-action-preview]{cursor:zoom-in}
dialog{max-width:none;padding:0;border:1px solid var(--line);border-radius:7px;background:#111719;color:var(--text)}
dialog::backdrop{background:rgb(0 0 0/.82)}
.preview-dialog{width:min(1280px,96vw);height:min(900px,94vh);display:flex;flex-direction:column}
.preview-dialog:not([open]){display:none}
.dialog-head{display:flex;align-items:center;gap:14px;padding:12px 14px;border-bottom:1px solid var(--line);background:#172024}
.dialog-head span{color:var(--muted);font-size:12px}
.dialog-head>button:last-child{margin-left:auto}
.preview-body{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;padding:18px;overflow:auto;background:repeating-conic-gradient(#303a3f 0 25%,#242d31 0 50%) 50%/24px 24px}
.preview-body img{display:block;max-width:100%;max-height:100%;object-fit:contain;image-rendering:auto}
.action-preview-dialog .dialog-head{flex-wrap:wrap}
.action-preview-tabs{display:flex;gap:6px;margin-left:8px}
.action-preview-tabs .tab{padding:6px 10px;font-size:12px}
.action-preview-tabs .tab.active{border-color:var(--accent);color:var(--accent)}
.action-preview-body{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:12px;padding:12px 14px 14px;overflow:hidden}
.action-preview-main{min-width:0;min-height:0;display:flex;flex-direction:column;overflow:hidden}
.action-preview-pane{flex:1;min-height:0;display:flex;flex-direction:column;gap:10px}
.action-preview-pane[hidden]{display:none!important}
.action-preview-stage{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;padding:12px;border:1px solid var(--line);border-radius:5px;background:repeating-conic-gradient(#303a3f 0 25%,#242d31 0 50%) 50%/24px 24px;overflow:auto}
.action-preview-stage img{max-width:100%;max-height:100%;object-fit:contain}
.action-preview-controls{display:flex;align-items:center;justify-content:center;gap:10px;flex:0 0 auto}
.action-preview-controls span{min-width:72px;text-align:center;color:var(--muted)}
.action-preview-strip{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;flex:0 0 auto;min-height:72px}
.action-preview-strip button{flex:0 0 auto;width:72px;padding:4px;border:1px solid var(--line);border-radius:4px;background:#10161a}
.action-preview-strip button.active{border-color:var(--accent)}
.action-preview-strip img{display:block;width:100%;height:56px;object-fit:contain;background:repeating-conic-gradient(#303a3f 0 25%,#242d31 0 50%) 50%/12px 12px}
#actionPreviewVideoPane{align-items:center;justify-content:center}
#actionPreviewVideo{width:min(960px,100%);max-height:min(60vh,520px);background:#000}
.action-preview-aside{min-height:0;overflow:auto;padding:10px;border:1px solid var(--line);border-radius:5px;background:#12181b}
.action-preview-aside h3{margin:0 0 8px;color:var(--accent);font-size:12px}
.action-preview-aside h3+h3,.action-preview-prompts{margin-top:14px}
.action-preview-refs{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.action-preview-refs figure{margin:0;padding:6px;border:1px solid var(--line);border-radius:4px;background:#0e1417}
.action-preview-refs img{display:block;width:100%;height:88px;object-fit:contain;background:repeating-conic-gradient(#303a3f 0 25%,#242d31 0 50%) 50%/12px 12px;cursor:zoom-in}
.action-preview-refs figcaption{margin-top:4px;color:var(--muted);font-size:10px;text-align:center}
.action-preview-prompts .prompt-block{margin:0 0 10px;padding:8px;border:1px solid var(--line);border-radius:4px;background:#0e1417}
.action-preview-prompts .prompt-block strong{display:block;margin-bottom:4px;color:var(--text);font-size:11px}
.action-preview-prompts .prompt-block p{margin:0;color:var(--muted);font-size:11px;line-height:1.5;white-space:pre-wrap;word-break:break-word}
.action-preview-prompts .help{margin:0}
@media(max-width:980px){.action-preview-body{grid-template-columns:1fr}.action-preview-aside{max-height:34vh}}
@media(max-width:820px){.sidebar{width:280px}.viewport{left:280px}.topbar .session-label,.topbar code{display:none}.canvas-hint{display:none}}