.react-flow{--xy-edge-stroke-default:#b1b1b7;--xy-edge-stroke-width-default:1;--xy-edge-stroke-selected-default:#555;--xy-connectionline-stroke-default:#b1b1b7;--xy-connectionline-stroke-width-default:1;--xy-attribution-background-color-default:#ffffff80;--xy-minimap-background-color-default:#fff;--xy-minimap-mask-background-color-default:#f0f0f099;--xy-minimap-mask-stroke-color-default:transparent;--xy-minimap-mask-stroke-width-default:1;--xy-minimap-node-background-color-default:#e2e2e2;--xy-minimap-node-stroke-color-default:transparent;--xy-minimap-node-stroke-width-default:2;--xy-background-color-default:transparent;--xy-background-pattern-dots-color-default:#91919a;--xy-background-pattern-lines-color-default:#eee;--xy-background-pattern-cross-color-default:#e2e2e2;background-color:var(--xy-background-color,var(--xy-background-color-default));--xy-node-color-default:inherit;--xy-node-border-default:1px solid #1a192b;--xy-node-background-color-default:#fff;--xy-node-group-background-color-default:#f0f0f040;--xy-node-boxshadow-hover-default:0 1px 4px 1px #00000014;--xy-node-boxshadow-selected-default:0 0 0 .5px #1a192b;--xy-node-border-radius-default:3px;--xy-handle-background-color-default:#1a192b;--xy-handle-border-color-default:#fff;--xy-selection-background-color-default:#0059dc14;--xy-selection-border-default:1px dotted #0059dccc;--xy-controls-button-background-color-default:#fefefe;--xy-controls-button-background-color-hover-default:#f4f4f4;--xy-controls-button-color-default:inherit;--xy-controls-button-color-hover-default:inherit;--xy-controls-button-border-color-default:#eee;--xy-controls-box-shadow-default:0 0 2px 1px #00000014;--xy-edge-label-background-color-default:#fff;--xy-edge-label-color-default:inherit;--xy-resize-background-color-default:#3367d9;direction:ltr}.react-flow.dark{--xy-edge-stroke-default:#3e3e3e;--xy-edge-stroke-width-default:1;--xy-edge-stroke-selected-default:#727272;--xy-connectionline-stroke-default:#b1b1b7;--xy-connectionline-stroke-width-default:1;--xy-attribution-background-color-default:#96969640;--xy-minimap-background-color-default:#141414;--xy-minimap-mask-background-color-default:#3c3c3c99;--xy-minimap-mask-stroke-color-default:transparent;--xy-minimap-mask-stroke-width-default:1;--xy-minimap-node-background-color-default:#2b2b2b;--xy-minimap-node-stroke-color-default:transparent;--xy-minimap-node-stroke-width-default:2;--xy-background-color-default:#141414;--xy-background-pattern-dots-color-default:#777;--xy-background-pattern-lines-color-default:#777;--xy-background-pattern-cross-color-default:#777;--xy-node-color-default:#f8f8f8;--xy-node-border-default:1px solid #3c3c3c;--xy-node-background-color-default:#1e1e1e;--xy-node-group-background-color-default:#f0f0f040;--xy-node-boxshadow-hover-default:0 1px 4px 1px #ffffff14;--xy-node-boxshadow-selected-default:0 0 0 .5px #999;--xy-handle-background-color-default:#bebebe;--xy-handle-border-color-default:#1e1e1e;--xy-selection-background-color-default:#c8c8dc14;--xy-selection-border-default:1px dotted #c8c8dccc;--xy-controls-button-background-color-default:#2b2b2b;--xy-controls-button-background-color-hover-default:#3e3e3e;--xy-controls-button-color-default:#f8f8f8;--xy-controls-button-color-hover-default:#fff;--xy-controls-button-border-color-default:#5b5b5b;--xy-controls-box-shadow-default:0 0 2px 1px #00000014;--xy-edge-label-background-color-default:#141414;--xy-edge-label-color-default:#f8f8f8}.react-flow__background{background-color:var(--xy-background-color-props,var(--xy-background-color,var(--xy-background-color-default)));pointer-events:none;z-index:-1}.react-flow__container{width:100%;height:100%;position:absolute;top:0;left:0}.react-flow__pane{z-index:1}.react-flow__pane.draggable{cursor:grab}.react-flow__pane.dragging{cursor:grabbing}.react-flow__pane.selection{cursor:pointer}.react-flow__viewport{transform-origin:0 0;z-index:2;pointer-events:none}.react-flow__renderer{z-index:4}.react-flow__selection{z-index:6}.react-flow__nodesselection-rect:focus,.react-flow__nodesselection-rect:focus-visible{outline:none}.react-flow__edge-path{stroke:var(--xy-edge-stroke,var(--xy-edge-stroke-default));stroke-width:var(--xy-edge-stroke-width,var(--xy-edge-stroke-width-default));fill:none}.react-flow__connection-path{stroke:var(--xy-connectionline-stroke,var(--xy-connectionline-stroke-default));stroke-width:var(--xy-connectionline-stroke-width,var(--xy-connectionline-stroke-width-default));fill:none}.react-flow .react-flow__edges{position:absolute}.react-flow .react-flow__edges svg{pointer-events:none;position:absolute;overflow:visible}.react-flow__edge{pointer-events:visibleStroke}.react-flow__edge.selectable{cursor:pointer}.react-flow__edge.animated path{stroke-dasharray:5;animation:.5s linear infinite dashdraw}.react-flow__edge.animated path.react-flow__edge-interaction{stroke-dasharray:none;animation:none}.react-flow__edge.inactive{pointer-events:none}.react-flow__edge.selected,.react-flow__edge:focus,.react-flow__edge:focus-visible{outline:none}.react-flow__edge.selected .react-flow__edge-path,.react-flow__edge.selectable:focus .react-flow__edge-path,.react-flow__edge.selectable:focus-visible .react-flow__edge-path{stroke:var(--xy-edge-stroke-selected,var(--xy-edge-stroke-selected-default))}.react-flow__edge-textwrapper{pointer-events:all}.react-flow__edge .react-flow__edge-text{pointer-events:none;-webkit-user-select:none;user-select:none}.react-flow__arrowhead polyline{stroke:var(--xy-edge-stroke,var(--xy-edge-stroke-default))}.react-flow__arrowhead polyline.arrowclosed{fill:var(--xy-edge-stroke,var(--xy-edge-stroke-default))}.react-flow__connection{pointer-events:none}.react-flow__connection .animated{stroke-dasharray:5;animation:.5s linear infinite dashdraw}svg.react-flow__connectionline{z-index:1001;position:absolute;overflow:visible}.react-flow__nodes{pointer-events:none;transform-origin:0 0}.react-flow__node{-webkit-user-select:none;user-select:none;pointer-events:all;transform-origin:0 0;box-sizing:border-box;cursor:default;position:absolute}.react-flow__node.selectable{cursor:pointer}.react-flow__node.draggable{cursor:grab;pointer-events:all}.react-flow__node.draggable.dragging{cursor:grabbing}.react-flow__nodesselection{z-index:3;transform-origin:0 0;pointer-events:none}.react-flow__nodesselection-rect{pointer-events:all;cursor:grab;position:absolute}.react-flow__handle{pointer-events:none;background-color:var(--xy-handle-background-color,var(--xy-handle-background-color-default));border:1px solid var(--xy-handle-border-color,var(--xy-handle-border-color-default));border-radius:100%;width:6px;min-width:5px;height:6px;min-height:5px;position:absolute}.react-flow__handle.connectingfrom{pointer-events:all}.react-flow__handle.connectionindicator{pointer-events:all;cursor:crosshair}.react-flow__handle-bottom{top:auto;bottom:0;left:50%;transform:translate(-50%,50%)}.react-flow__handle-top{top:0;left:50%;transform:translate(-50%,-50%)}.react-flow__handle-left{top:50%;left:0;transform:translate(-50%,-50%)}.react-flow__handle-right{top:50%;right:0;transform:translate(50%,-50%)}.react-flow__edgeupdater{cursor:move;pointer-events:all}.react-flow__pane.selection .react-flow__panel{pointer-events:none}.react-flow__panel{z-index:5;margin:15px;position:absolute}.react-flow__panel.top{top:0}.react-flow__panel.bottom{bottom:0}.react-flow__panel.top.center,.react-flow__panel.bottom.center{left:50%;transform:translate(-15px)translate(-50%)}.react-flow__panel.left{left:0}.react-flow__panel.right{right:0}.react-flow__panel.left.center,.react-flow__panel.right.center{top:50%;transform:translateY(-15px)translateY(-50%)}.react-flow__attribution{background:var(--xy-attribution-background-color,var(--xy-attribution-background-color-default));margin:0;padding:2px 3px;font-size:10px}.react-flow__attribution a{color:#999;text-decoration:none}@keyframes dashdraw{0%{stroke-dashoffset:10px}}.react-flow__edgelabel-renderer{pointer-events:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;position:absolute;top:0;left:0}.react-flow__viewport-portal{-webkit-user-select:none;user-select:none;width:100%;height:100%;position:absolute;top:0;left:0}.react-flow__minimap{background:var(--xy-minimap-background-color-props,var(--xy-minimap-background-color,var(--xy-minimap-background-color-default)))}.react-flow__minimap-svg{display:block}.react-flow__minimap-mask{fill:var(--xy-minimap-mask-background-color-props,var(--xy-minimap-mask-background-color,var(--xy-minimap-mask-background-color-default)));stroke:var(--xy-minimap-mask-stroke-color-props,var(--xy-minimap-mask-stroke-color,var(--xy-minimap-mask-stroke-color-default)));stroke-width:var(--xy-minimap-mask-stroke-width-props,var(--xy-minimap-mask-stroke-width,var(--xy-minimap-mask-stroke-width-default)))}.react-flow__minimap-node{fill:var(--xy-minimap-node-background-color-props,var(--xy-minimap-node-background-color,var(--xy-minimap-node-background-color-default)));stroke:var(--xy-minimap-node-stroke-color-props,var(--xy-minimap-node-stroke-color,var(--xy-minimap-node-stroke-color-default)));stroke-width:var(--xy-minimap-node-stroke-width-props,var(--xy-minimap-node-stroke-width,var(--xy-minimap-node-stroke-width-default)))}.react-flow__background-pattern.dots{fill:var(--xy-background-pattern-color-props,var(--xy-background-pattern-color,var(--xy-background-pattern-dots-color-default)))}.react-flow__background-pattern.lines{stroke:var(--xy-background-pattern-color-props,var(--xy-background-pattern-color,var(--xy-background-pattern-lines-color-default)))}.react-flow__background-pattern.cross{stroke:var(--xy-background-pattern-color-props,var(--xy-background-pattern-color,var(--xy-background-pattern-cross-color-default)))}.react-flow__controls{box-shadow:var(--xy-controls-box-shadow,var(--xy-controls-box-shadow-default));flex-direction:column;display:flex}.react-flow__controls.horizontal{flex-direction:row}.react-flow__controls-button{background:var(--xy-controls-button-background-color,var(--xy-controls-button-background-color-default));border:none;border-bottom:1px solid var(--xy-controls-button-border-color-props,var(--xy-controls-button-border-color,var(--xy-controls-button-border-color-default)));width:26px;height:26px;color:var(--xy-controls-button-color-props,var(--xy-controls-button-color,var(--xy-controls-button-color-default)));cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;padding:4px;display:flex}.react-flow__controls-button svg{fill:currentColor;width:100%;max-width:12px;max-height:12px}.react-flow__edge.updating .react-flow__edge-path{stroke:#777}.react-flow__edge-text{font-size:10px}.react-flow__node.selectable:focus,.react-flow__node.selectable:focus-visible{outline:none}.react-flow__node-input,.react-flow__node-default,.react-flow__node-output,.react-flow__node-group{border-radius:var(--xy-node-border-radius,var(--xy-node-border-radius-default));width:150px;color:var(--xy-node-color,var(--xy-node-color-default));text-align:center;border:var(--xy-node-border,var(--xy-node-border-default));background-color:var(--xy-node-background-color,var(--xy-node-background-color-default));padding:10px;font-size:12px}.react-flow__node-input.selectable:hover,.react-flow__node-default.selectable:hover,.react-flow__node-output.selectable:hover,.react-flow__node-group.selectable:hover{box-shadow:var(--xy-node-boxshadow-hover,var(--xy-node-boxshadow-hover-default))}.react-flow__node-input.selectable.selected,.react-flow__node-input.selectable:focus,.react-flow__node-input.selectable:focus-visible,.react-flow__node-default.selectable.selected,.react-flow__node-default.selectable:focus,.react-flow__node-default.selectable:focus-visible,.react-flow__node-output.selectable.selected,.react-flow__node-output.selectable:focus,.react-flow__node-output.selectable:focus-visible,.react-flow__node-group.selectable.selected,.react-flow__node-group.selectable:focus,.react-flow__node-group.selectable:focus-visible{box-shadow:var(--xy-node-boxshadow-selected,var(--xy-node-boxshadow-selected-default))}.react-flow__node-group{background-color:var(--xy-node-group-background-color,var(--xy-node-group-background-color-default))}.react-flow__nodesselection-rect,.react-flow__selection{background:var(--xy-selection-background-color,var(--xy-selection-background-color-default));border:var(--xy-selection-border,var(--xy-selection-border-default))}.react-flow__nodesselection-rect:focus,.react-flow__nodesselection-rect:focus-visible,.react-flow__selection:focus,.react-flow__selection:focus-visible{outline:none}.react-flow__controls-button:hover{background:var(--xy-controls-button-background-color-hover-props,var(--xy-controls-button-background-color-hover,var(--xy-controls-button-background-color-hover-default)));color:var(--xy-controls-button-color-hover-props,var(--xy-controls-button-color-hover,var(--xy-controls-button-color-hover-default)))}.react-flow__controls-button:disabled{pointer-events:none}.react-flow__controls-button:disabled svg{fill-opacity:.4}.react-flow__controls-button:last-child{border-bottom:none}.react-flow__controls.horizontal .react-flow__controls-button{border-bottom:none;border-right:1px solid var(--xy-controls-button-border-color-props,var(--xy-controls-button-border-color,var(--xy-controls-button-border-color-default)))}.react-flow__controls.horizontal .react-flow__controls-button:last-child{border-right:none}.react-flow__resize-control{position:absolute}.react-flow__resize-control.left,.react-flow__resize-control.right{cursor:ew-resize}.react-flow__resize-control.top,.react-flow__resize-control.bottom{cursor:ns-resize}.react-flow__resize-control.top.left,.react-flow__resize-control.bottom.right{cursor:nwse-resize}.react-flow__resize-control.bottom.left,.react-flow__resize-control.top.right{cursor:nesw-resize}.react-flow__resize-control.handle{background-color:var(--xy-resize-background-color,var(--xy-resize-background-color-default));border:1px solid #fff;border-radius:1px;width:5px;height:5px;translate:-50% -50%}.react-flow__resize-control.handle.left{top:50%;left:0}.react-flow__resize-control.handle.right{top:50%;left:100%}.react-flow__resize-control.handle.top{top:0;left:50%}.react-flow__resize-control.handle.bottom{top:100%;left:50%}.react-flow__resize-control.handle.top.left,.react-flow__resize-control.handle.bottom.left{left:0}.react-flow__resize-control.handle.top.right,.react-flow__resize-control.handle.bottom.right{left:100%}.react-flow__resize-control.line{border-color:var(--xy-resize-background-color,var(--xy-resize-background-color-default));border-style:solid;border-width:0}.react-flow__resize-control.line.left,.react-flow__resize-control.line.right{width:1px;height:100%;top:0;transform:translate(-50%)}.react-flow__resize-control.line.left{border-left-width:1px;left:0}.react-flow__resize-control.line.right{border-right-width:1px;left:100%}.react-flow__resize-control.line.top,.react-flow__resize-control.line.bottom{width:100%;height:1px;left:0;transform:translateY(-50%)}.react-flow__resize-control.line.top{border-top-width:1px;top:0}.react-flow__resize-control.line.bottom{border-bottom-width:1px;top:100%}.react-flow__edge-textbg{fill:var(--xy-edge-label-background-color,var(--xy-edge-label-background-color-default))}.react-flow__edge-text{fill:var(--xy-edge-label-color,var(--xy-edge-label-color-default))}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg:#fff;--color-surface:#f8fafc;--color-surface-2:#f1f5f9;--color-border:#e2e8f0;--color-border-focus:#3b82f6;--color-text:#1e293b;--color-text-muted:#64748b;--color-accent:#3b82f6;--color-error:#dc2626;--color-error-bg:#dc262614;--tt-edge-color:#94a3b8;--tt-step-bg:#f0f9ff;--tt-step-border:#0ea5e9;--tt-step-entry-bg:#ecfdf5;--tt-step-entry-border:#10b981}html,body,#root{background:var(--color-bg);width:100%;height:100%;color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:14px}.app-shell{flex-direction:column;height:100%;display:flex}.app-layout{background:var(--color-bg);flex-direction:column;flex:1;min-height:0;display:flex}.app-layout--build{grid-template-rows:auto 1fr;grid-template-columns:1fr;display:grid}.app-disclaimer{color:var(--color-text-muted);text-align:center;border-top:1px solid var(--color-border);background:0 0;flex-shrink:0;padding:8px 16px;font-size:12px}.app-disclaimer a{color:inherit;text-decoration:underline}.topbar{background:var(--color-surface);border-bottom:1px solid var(--color-border);flex-shrink:0;grid-column:1/-1;align-items:center;gap:12px;padding:10px 16px;display:flex}.topbar__brand{white-space:nowrap;color:var(--color-text);letter-spacing:.01em;font-size:15px;font-weight:700}.topbar__input{border:1px solid var(--color-border);background:var(--color-bg);color:var(--color-text);border-radius:4px;outline:none;padding:5px 10px;font-family:inherit;font-size:14px;transition:border-color .15s}.topbar__input::placeholder{color:var(--color-text-muted)}.topbar__input:focus{border-color:var(--color-border-focus)}.topbar__input--title{width:220px}.topbar__save-status{color:var(--color-text-muted);white-space:nowrap;margin-left:auto;font-size:11px}.file-controls{align-items:center;gap:4px;margin-left:auto;display:flex}.file-btn{border:1px solid var(--color-border);cursor:pointer;background:var(--color-surface);color:var(--color-text);white-space:nowrap;border-radius:4px;padding:4px 10px;font-family:inherit;font-size:12px;transition:background .15s,border-color .15s}.file-btn:hover{background:var(--color-surface-2);border-color:var(--color-text-muted)}.last-saved{color:var(--color-text-muted);white-space:nowrap;margin-left:6px;font-size:11px}.btn{border:1px solid var(--color-border);cursor:pointer;background:var(--color-surface);color:var(--color-text);white-space:nowrap;border-radius:5px;align-items:center;padding:7px 14px;font-family:inherit;font-size:14px;transition:background .15s,border-color .15s;display:inline-flex}.btn:hover:not(:disabled){background:var(--color-surface-2);border-color:var(--color-text-muted)}.btn:disabled{opacity:.4;cursor:not-allowed}.btn--primary{background:var(--color-accent);color:#fff;border-color:var(--color-accent);font-weight:600}.btn--primary:hover:not(:disabled){background:#2563eb;border-color:#2563eb}.btn--secondary{background:0 0}.btn--large{padding:11px 28px;font-size:15px}.btn--small{padding:4px 10px;font-size:12px}.setup-main{flex:1;padding:32px 24px;overflow-y:auto}.setup-panel{flex-direction:column;gap:36px;max-width:680px;margin:0 auto;display:flex}.setup-section{flex-direction:column;gap:0;display:flex}.setup-section h2{color:var(--color-text);margin-bottom:6px;font-size:15px;font-weight:700}.setup-section__hint{color:var(--color-text-muted);margin-bottom:12px;font-size:13px;line-height:1.5}.setup-section__optional{color:var(--color-text-muted);font-size:13px;font-weight:400}.setup-section__sublabel{color:var(--color-text);flex-direction:column;gap:2px;margin-top:12px;margin-bottom:6px;font-size:13px;font-weight:600;display:flex}.setup-section__sublabel-hint{color:var(--color-text-muted);font-size:12px;font-weight:400}.setup-section__import-row{flex-wrap:wrap;gap:8px;margin-bottom:12px;display:flex}.setup-section__count{color:var(--color-text-muted);margin-top:6px;font-size:12px}.setup-section__manual-io{border-top:1px solid var(--color-border);margin-top:16px;padding-top:14px}.setup-error{color:var(--color-error);background:var(--color-error-bg);border:1px solid #f871714d;border-radius:4px;margin-bottom:12px;padding:8px 10px;font-size:13px}.setup-textarea{border:1px solid var(--color-border);background:var(--color-surface);width:100%;color:var(--color-text);resize:vertical;border-radius:6px;outline:none;padding:10px 12px;font-family:inherit;font-size:14px;line-height:1.5;transition:border-color .15s}.setup-textarea::placeholder{color:var(--color-text-muted)}.setup-textarea:focus{border-color:var(--color-border-focus)}.setup-textarea--compact{padding:8px 10px}.io-checklist{margin-bottom:12px}.io-checklist__label{color:var(--color-text-muted);margin-bottom:8px;font-size:13px}.io-checklist__item{cursor:pointer;border-radius:5px;align-items:flex-start;gap:10px;padding:8px 10px;transition:background .1s;display:flex}.io-checklist__item:hover{background:var(--color-surface)}.io-checklist__item input[type=checkbox]{cursor:pointer;accent-color:var(--color-accent);flex-shrink:0;margin-top:3px}.io-checklist__content{flex-direction:column;flex:1;gap:3px;display:flex}.io-checklist__text{color:var(--color-text);font-size:13px;line-height:1.4}.io-checklist__notes{color:var(--color-text-muted);font-size:12px;font-style:italic;line-height:1.4}.io-checklist__source{color:var(--color-text-muted);font-size:11px;line-height:1.4}.setup-actions{border-top:1px solid var(--color-border);flex-direction:column;align-items:center;gap:10px;padding-top:20px;display:flex}.setup-actions__hint{color:var(--color-text-muted);font-size:13px}.build-area{grid-template-columns:1fr 240px;min-height:0;display:grid;position:relative;overflow:hidden}.canvas-reactflow{outline:none;min-height:0;position:relative;overflow:hidden}.canvas-empty-hint{text-align:center;color:var(--color-text-muted);pointer-events:none;z-index:10;font-size:13px;line-height:1.7;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.tt-step{background:var(--color-bg);border:2px solid var(--tt-step-border);cursor:pointer;border-radius:8px;width:260px;font-size:12px;position:relative;overflow:visible;box-shadow:0 1px 4px #00000014}.tt-step--selected{box-shadow:0 0 0 2px var(--color-accent), 0 2px 8px #0000001f}.tt-step--entry{border-color:var(--tt-step-entry-border)}.tt-step__notes-row{justify-content:flex-end;padding:3px 8px 0;font-size:11px;display:flex}.tt-step__notes-indicator{cursor:default;line-height:1}.tt-step__section{border-bottom:1px solid var(--color-border);flex-direction:column;gap:3px;min-height:52px;padding:6px 10px 8px;display:flex}.tt-step__section:last-of-type{border-bottom:none}.tt-step__section--need{background:var(--color-surface-2);border-radius:6px 6px 0 0}.tt-step__section--action{background:#eff6ff;min-height:58px}.tt-step__section--effect{background:var(--color-surface-2);border-radius:0 0 6px 6px}.tt-step__section-label{text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);font-size:9px;font-weight:700;line-height:1}.tt-step__section-text{color:var(--color-text);word-break:break-word;white-space:pre-wrap;font-size:12px;line-height:1.45}.tt-step__placeholder{color:var(--color-text-muted);font-size:11px;font-style:italic}.tt-step__editor{border:1px solid var(--color-border-focus);background:var(--color-bg);width:100%;color:var(--color-text);resize:none;border-radius:3px;outline:none;min-height:38px;padding:2px 4px;font-family:inherit;font-size:12px;line-height:1.45}.tt-step__handle{background:var(--tt-step-border);border:2px solid var(--color-bg);border-radius:50%;width:10px;height:10px}.tt-step--entry .tt-step__handle{background:var(--tt-step-entry-border)}.tt-context-menu{background:var(--color-bg);border:1px solid var(--color-border);z-index:1000;border-radius:6px;min-width:130px;position:absolute;overflow:hidden;box-shadow:0 4px 14px #0000001f}.tt-context-menu__btn{cursor:pointer;text-align:left;width:100%;color:var(--color-text);background:0 0;border:none;padding:8px 14px;font-family:inherit;font-size:13px;transition:background .1s;display:block}.tt-context-menu__btn:hover{background:var(--color-surface-2)}.tt-context-menu__btn--danger{color:var(--color-error)}.tt-context-menu__btn--danger:hover{background:var(--color-error-bg)}.tt-sidebar{border-left:1px solid var(--color-border);background:var(--color-surface);flex-direction:column;min-height:0;font-size:13px;display:flex;overflow-y:auto}.tt-sidebar__summary{color:var(--color-text-muted);border-bottom:1px solid var(--color-border);background:var(--color-surface-2);flex-shrink:0;padding:10px 14px;font-size:11px;line-height:1.7}.tt-sidebar__section{border-bottom:1px solid var(--color-border);flex-shrink:0;padding:10px 14px}.tt-sidebar__section-title{text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);margin-bottom:8px;font-size:10px;font-weight:700}.tt-sidebar__list{flex-direction:column;gap:2px;list-style:none;display:flex}.tt-sidebar__item{cursor:pointer;border-radius:4px;align-items:flex-start;gap:7px;padding:6px 7px;transition:background .1s;display:flex}.tt-sidebar__item:hover{background:var(--color-surface-2)}.tt-sidebar__item--selected{background:#eff6ff}.tt-sidebar__dot{border-radius:50%;flex-shrink:0;width:7px;height:7px;margin-top:4px}.tt-sidebar__dot--entry{background:#10b981}.tt-sidebar__dot--terminal{background:#6366f1}.tt-sidebar__dot--midchain{background:#3b82f6}.tt-sidebar__dot--isolated{background:#94a3b8}.tt-sidebar__item-body{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.tt-sidebar__item-action{color:var(--color-text);word-break:break-word;font-size:12px;line-height:1.35}.tt-sidebar__item-need{color:var(--color-text-muted);word-break:break-word;font-size:11px;font-style:italic;line-height:1.3}.tt-sidebar__tag{white-space:nowrap;border-radius:10px;align-self:flex-start;margin-top:2px;padding:1px 6px;font-size:9px;display:inline-block}.tt-sidebar__tag--entry{color:#065f46;background:#d1fae5}.tt-sidebar__tag--terminal{color:#3730a3;background:#e0e7ff}.tt-sidebar__tag--isolated{color:#475569;background:#f1f5f9}.tt-sidebar__io-list{flex-direction:column;gap:6px;list-style:none;display:flex}.tt-sidebar__source-io{color:var(--color-text-muted);border-left:2px solid var(--color-border);padding:4px 8px;font-size:11px;line-height:1.45}.tt-sidebar__empty{color:var(--color-text-muted);font-size:12px;font-style:italic}.tt-step__add-next-btn{background:var(--color-accent);color:#fff;cursor:pointer;text-align:center;letter-spacing:.02em;border:none;border-top:1px solid #fff3;border-radius:0 0 5px 5px;width:100%;padding:5px 8px;font-family:inherit;font-size:11px;font-weight:600;transition:background .15s;display:block}.tt-step__add-next-btn:hover{background:#2563eb}.step-editor{background:var(--color-bg);border:1px solid var(--color-border);z-index:100;border-radius:8px;flex-direction:column;gap:0;width:280px;display:flex;position:absolute;top:16px;right:16px;overflow:hidden;box-shadow:0 4px 16px #00000024}.step-editor__header{border-bottom:1px solid var(--color-border);background:var(--color-surface);flex-shrink:0;justify-content:space-between;align-items:center;padding:10px 12px 8px;display:flex}.step-editor__title{text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);font-size:12px;font-weight:700}.step-editor__close{cursor:pointer;color:var(--color-text-muted);background:0 0;border:none;border-radius:3px;padding:2px 4px;font-size:13px;line-height:1;transition:background .1s,color .1s}.step-editor__close:hover{background:var(--color-surface-2);color:var(--color-text)}.step-editor__field{flex-direction:column;gap:3px;padding:8px 12px 0;display:flex}.step-editor__field:last-of-type{padding-bottom:4px}.step-editor__label{text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);font-size:9px;font-weight:700}.step-editor__textarea{border:1px solid var(--color-border);background:var(--color-surface);width:100%;color:var(--color-text);resize:none;border-radius:4px;outline:none;padding:5px 7px;font-family:inherit;font-size:13px;line-height:1.45;transition:border-color .15s}.step-editor__textarea:focus{border-color:var(--color-border-focus);background:var(--color-bg)}.step-editor__textarea--notes{margin-top:4px}.step-editor__notes-section{border-top:1px solid var(--color-border);flex-direction:column;gap:0;margin-top:6px;padding:6px 12px 8px;display:flex}.step-editor__notes-toggle{cursor:pointer;color:var(--color-text-muted);text-align:left;background:0 0;border:none;padding:0;font-family:inherit;font-size:12px;transition:color .1s}.step-editor__notes-toggle:hover{color:var(--color-text)}.step-editor__source-io{border-top:1px solid var(--color-border);flex-direction:column;gap:2px;padding:6px 12px 10px;display:flex}.step-editor__source-io-label{text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);font-size:9px;font-weight:700}.step-editor__source-io-text{color:var(--color-text-muted);font-size:12px;font-style:italic;line-height:1.4}.layout-controls{z-index:10;gap:4px;display:flex;position:absolute;top:10px;left:10px}.layout-controls__btn{border:1px solid var(--color-border);cursor:pointer;background:var(--color-bg);color:var(--color-text);white-space:nowrap;border-radius:4px;padding:5px 10px;font-family:inherit;font-size:12px;transition:background .15s,border-color .15s;box-shadow:0 1px 3px #00000014}.layout-controls__btn:hover{background:var(--color-surface-2);border-color:var(--color-text-muted)}.canvas-area{background:var(--color-bg);position:relative;overflow:hidden}.canvas-placeholder{height:100%;color:var(--color-text-muted);flex-direction:column;justify-content:center;align-items:center;gap:4px;font-size:14px;display:flex}.validation-panel{background:var(--color-bg);border-right:1px solid var(--color-border);z-index:50;flex-direction:column;width:280px;font-size:13px;display:flex;position:absolute;top:0;bottom:0;left:0;overflow:hidden;box-shadow:2px 0 12px #00000014}.validation-panel__header{border-bottom:1px solid var(--color-border);background:var(--color-surface);flex-shrink:0;justify-content:space-between;align-items:center;padding:10px 14px 8px;display:flex}.validation-panel__header h2{text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);font-size:13px;font-weight:700}.validation-panel__close{cursor:pointer;color:var(--color-text-muted);background:0 0;border:none;border-radius:3px;padding:2px 5px;font-size:16px;line-height:1;transition:background .1s,color .1s}.validation-panel__close:hover{background:var(--color-surface-2);color:var(--color-text)}.validation-panel__summary{border-bottom:1px solid var(--color-border);background:var(--color-surface-2);flex-wrap:wrap;flex-shrink:0;align-items:center;gap:6px;padding:8px 14px;font-size:12px;display:flex}.validation-panel__sep{color:var(--color-border)}.validation-panel__ok{color:#059669;font-weight:500}.validation-panel__warn{color:#d97706;font-weight:600}.validation-panel__info{color:#6366f1;font-weight:500}.validation-panel__all-ok{color:#059669;font-size:13px;font-style:italic}.validation-panel__section{border-bottom:1px solid var(--color-border);flex-shrink:0;padding:10px 14px}.validation-panel__section:last-child{border-bottom:none;overflow-y:auto}.validation-panel__section h3{text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);margin-bottom:6px;font-size:10px;font-weight:700}.validation-panel__list{flex-direction:column;gap:4px;list-style:none;display:flex}.validation-panel__list-item{color:var(--color-text);background:#fffbeb;border-left:3px solid #f59e0b;border-radius:0 3px 3px 0;padding:4px 8px;font-size:12px;line-height:1.45}.validation-panel__list-item--advisory{color:var(--color-text-muted);background:#f5f3ff;border-left-color:#a5b4fc}.validation-panel__stats{border-collapse:collapse;width:100%;font-size:12px}.validation-panel__stats td{color:var(--color-text-muted);padding:3px 0}.validation-panel__stats td:last-child{text-align:right;color:var(--color-text);font-weight:600}@media (width<=1400px){.build-area{grid-template-columns:1fr 200px}.topbar__input--title{width:180px}}@media (width<=900px){.build-area{grid-template-columns:1fr}.tt-sidebar{display:none}.step-editor,.validation-panel{width:240px}.topbar__input--title{width:140px}.file-btn{padding:4px 7px;font-size:11px}}
