.react-flow{direction:ltr;--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: rgba(255, 255, 255, .5);--xy-minimap-background-color-default: #fff;--xy-minimap-mask-background-color-default: rgba(240, 240, 240, .6);--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: rgba(240, 240, 240, .25);--xy-node-boxshadow-hover-default: 0 1px 4px 1px rgba(0, 0, 0, .08);--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: rgba(0, 89, 220, .08);--xy-selection-border-default: 1px dotted rgba(0, 89, 220, .8);--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 rgba(0, 0, 0, .08);--xy-edge-label-background-color-default: #ffffff;--xy-edge-label-color-default: inherit;--xy-resize-background-color-default: #3367d9}.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: rgba(150, 150, 150, .25);--xy-minimap-background-color-default: #141414;--xy-minimap-mask-background-color-default: rgba(60, 60, 60, .6);--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: #555;--xy-background-pattern-lines-color-default: #333;--xy-background-pattern-cross-color-default: #333;--xy-node-color-default: #f8f8f8;--xy-node-border-default: 1px solid #3c3c3c;--xy-node-background-color-default: #1e1e1e;--xy-node-group-background-color-default: rgba(240, 240, 240, .25);--xy-node-boxshadow-hover-default: 0 1px 4px 1px rgba(255, 255, 255, .08);--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: rgba(200, 200, 220, .08);--xy-selection-border-default: 1px dotted rgba(200, 200, 220, .8);--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 rgba(0, 0, 0, .08);--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{position:absolute;width:100%;height:100%;top:0;left:0}.react-flow__pane{z-index:1;touch-action:none}.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{overflow:visible;position:absolute;pointer-events:none}.react-flow__edge{pointer-events:visibleStroke}.react-flow__edge.selectable{cursor:pointer}.react-flow__edge.animated path{stroke-dasharray:5;animation:dashdraw .5s linear infinite}.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;-moz-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:dashdraw .5s linear infinite}svg.react-flow__connectionline{z-index:1001;overflow:visible;position:absolute}.react-flow__nodes{pointer-events:none;transform-origin:0 0}.react-flow__node{position:absolute;-webkit-user-select:none;-moz-user-select:none;user-select:none;pointer-events:all;transform-origin:0 0;box-sizing:border-box;cursor:default}.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:left top;pointer-events:none}.react-flow__nodesselection-rect{position:absolute;pointer-events:all;cursor:grab}.react-flow__handle{position:absolute;pointer-events:none;min-width:5px;min-height:5px;width:6px;height:6px;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%}.react-flow__handle.connectingfrom{pointer-events:all}.react-flow__handle.connectionindicator{pointer-events:all;cursor:crosshair}.react-flow__handle-bottom{top:auto;left:50%;bottom:0;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{position:absolute;z-index:5;margin:15px}.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{font-size:10px;background:var(--xy-attribution-background-color, var(--xy-attribution-background-color-default));padding:2px 3px;margin:0}.react-flow__attribution a{text-decoration:none;color:#999}@keyframes dashdraw{0%{stroke-dashoffset:10}}.react-flow__edgelabel-renderer{position:absolute;width:100%;height:100%;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;left:0;top:0}.react-flow__viewport-portal{position:absolute;width:100%;height:100%;left:0;top:0;-webkit-user-select:none;-moz-user-select:none;user-select:none}.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{display:flex;flex-direction:column;box-shadow:var(--xy-controls-box-shadow, var(--xy-controls-box-shadow-default))}.react-flow__controls.horizontal{flex-direction:row}.react-flow__controls-button{display:flex;justify-content:center;align-items:center;height:26px;width:26px;padding:4px;border:none;background:var(--xy-controls-button-background-color, var(--xy-controls-button-background-color-default));border-bottom:1px solid var( --xy-controls-button-border-color-props, var(--xy-controls-button-border-color, var(--xy-controls-button-border-color-default)) );color:var( --xy-controls-button-color-props, var(--xy-controls-button-color, var(--xy-controls-button-color-default)) );cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.react-flow__controls-button svg{width:100%;max-width:12px;max-height:12px;fill:currentColor}.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{padding:10px;border-radius:var(--xy-node-border-radius, var(--xy-node-border-radius-default));width:150px;font-size:12px;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))}.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{width:5px;height:5px;border:1px solid #fff;border-radius:1px;background-color:var(--xy-resize-background-color, var(--xy-resize-background-color-default));translate:-50% -50%}.react-flow__resize-control.handle.left{left:0;top:50%}.react-flow__resize-control.handle.right{left:100%;top:50%}.react-flow__resize-control.handle.top{left:50%;top:0}.react-flow__resize-control.handle.bottom{left:50%;top:100%}.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-width:0;border-style:solid}.react-flow__resize-control.line.left,.react-flow__resize-control.line.right{width:1px;transform:translate(-50%);top:0;height:100%}.react-flow__resize-control.line.left{left:0;border-left-width:1px}.react-flow__resize-control.line.right{left:100%;border-right-width:1px}.react-flow__resize-control.line.top,.react-flow__resize-control.line.bottom{height:1px;transform:translateY(-50%);left:0;width:100%}.react-flow__resize-control.line.top{top:0;border-top-width:1px}.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))}:root{--bg-0: #08090d;--bg-1: #0d0f15;--bg-2: #12151d;--bg-3: #181c26;--bg-4: #212633;--ink-0: #f2f4f8;--ink-1: #c3c9d6;--ink-2: #8b93a5;--ink-3: #5f6779;--line: #232937;--line-soft: #1a1f2b;--violet: #a78bfa;--violet-dim: #6d5aa8;--amber: #fbbf24;--amber-dim: #a37b1c;--teal: #2dd4bf;--teal-dim: #1d8c80;--sky: #38bdf8;--sky-dim: #217fa8;--emerald: #34d399;--emerald-dim: #22876180;--rose: #fb7185;--rose-dim: #a1414f;--indigo: #818cf8;--indigo-dim: #4f57a8;--slate: #94a3b8;--slate-dim: #5b6675;--ok: #34d399;--warn: #fbbf24;--bad: #fb7185;--info: #38bdf8;--pause: #818cf8;--radius-s: 6px;--radius: 10px;--radius-l: 16px;--shadow-1: 0 1px 2px rgb(0 0 0 / .4);--shadow-2: 0 4px 16px rgb(0 0 0 / .45);--shadow-3: 0 18px 48px rgb(0 0 0 / .55);--font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Code", Menlo, Consolas, monospace;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg-0);color:var(--ink-1);font-family:var(--font);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4{margin:0;color:var(--ink-0);font-weight:600;letter-spacing:-.01em;line-height:1.25}p{margin:0 0 .75em}p:last-child{margin-bottom:0}button{font:inherit;color:inherit;cursor:pointer}:focus-visible{outline:2px solid var(--sky);outline-offset:2px;border-radius:var(--radius-s)}*{scrollbar-width:thin;scrollbar-color:var(--bg-4) transparent}*::-webkit-scrollbar{width:10px;height:10px}*::-webkit-scrollbar-thumb{background:var(--bg-4);border-radius:8px;border:3px solid transparent;background-clip:content-box}*::-webkit-scrollbar-thumb:hover{background:#2c3342;background-clip:content-box}.app{display:grid;grid-template-rows:auto 1fr;height:100%;min-height:0}.app__body{display:grid;grid-template-columns:288px minmax(0,1fr) 380px;min-height:0;overflow:hidden}.pane{min-height:0;overflow-y:auto;background:var(--bg-1)}.pane--left{border-right:1px solid var(--line)}.pane--right{border-left:1px solid var(--line);background:var(--bg-1)}.pane__section{padding:16px;border-bottom:1px solid var(--line-soft)}.pane__title{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px;color:var(--ink-2);font-size:11px;font-weight:600;letter-spacing:.09em;text-transform:uppercase}.header{display:flex;align-items:center;gap:16px;padding:0 16px;height:58px;background:linear-gradient(180deg,var(--bg-2),var(--bg-1));border-bottom:1px solid var(--line)}.header__brand{display:flex;align-items:center;gap:10px;font-weight:650;color:var(--ink-0);letter-spacing:-.015em;white-space:nowrap}.header__mark{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:linear-gradient(140deg,var(--violet),var(--indigo));box-shadow:0 0 0 1px #ffffff14,0 6px 18px #818cf847;font-size:16px}.header__spacer{flex:1}.header__puzzle{display:flex;align-items:baseline;gap:10px;min-width:0}.header__puzzle-name{color:var(--ink-0);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:7px 13px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-3);color:var(--ink-1);font-size:13px;font-weight:550;white-space:nowrap;transition:background .14s ease,border-color .14s ease,transform .08s ease,color .14s ease}.btn:hover:not(:disabled){background:var(--bg-4);border-color:#2e3547;color:var(--ink-0)}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.42;cursor:not-allowed}.btn--primary{background:linear-gradient(180deg,#4f46e5,#4338ca);border-color:#6366f1;color:#fff;box-shadow:0 6px 18px #4f46e552}.btn--primary:hover:not(:disabled){background:linear-gradient(180deg,#5b53ea,#4a3fd0);border-color:#818cf8;color:#fff}.btn--run{background:linear-gradient(180deg,#10b981,#059669);border-color:#34d399;color:#05231a;box-shadow:0 6px 18px #10b9814d}.btn--run:hover:not(:disabled){background:linear-gradient(180deg,#14c78c,#06a677);color:#04241b}.btn--danger{border-color:#4a2732;color:var(--rose)}.btn--danger:hover:not(:disabled){background:#2a1720;border-color:#7a3646;color:#ffa3ae}.btn--ghost{background:transparent;border-color:transparent;color:var(--ink-2)}.btn--ghost:hover:not(:disabled){background:var(--bg-3);color:var(--ink-0)}.btn--sm{padding:4px 9px;font-size:12px;border-radius:var(--radius-s)}.btn--icon{padding:5px;width:26px;height:26px;border-radius:var(--radius-s)}.field{display:block;margin-bottom:12px}.field:last-child{margin-bottom:0}.field__label{display:block;margin-bottom:5px;color:var(--ink-2);font-size:11px;font-weight:600;letter-spacing:.05em;text-transform:uppercase}.field__hint{margin-top:5px;color:var(--ink-3);font-size:11.5px;line-height:1.5}.input,.select,.textarea{width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:var(--radius-s);background:var(--bg-2);color:var(--ink-0);font:inherit;font-size:13px;transition:border-color .14s ease,background .14s ease}.input:hover,.select:hover,.textarea:hover{border-color:#2e3547}.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--indigo);background:var(--bg-1)}.textarea{min-height:76px;resize:vertical;font-family:var(--mono);font-size:12px;line-height:1.55}.select{-webkit-appearance:none;-moz-appearance:none;appearance:none;padding-right:30px;background-image:linear-gradient(45deg,transparent 50%,var(--ink-2) 50%),linear-gradient(135deg,var(--ink-2) 50%,transparent 50%);background-position:calc(100% - 16px) calc(50% + 1px),calc(100% - 11px) calc(50% + 1px);background-size:5px 5px,5px 5px;background-repeat:no-repeat}.switch{display:flex;align-items:flex-start;gap:10px;padding:10px;border:1px solid var(--line-soft);border-radius:var(--radius);background:var(--bg-2);cursor:pointer;transition:border-color .14s ease,background .14s ease}.switch:hover{border-color:var(--line);background:var(--bg-3)}.switch--on{border-color:#4a3320;background:#1c1710}.switch--on:hover{border-color:#6b4a2c}.switch__box{flex:none;display:grid;place-items:center;width:16px;height:16px;margin-top:2px;border:1.5px solid var(--ink-3);border-radius:4px;color:transparent;font-size:11px;transition:all .14s ease}.switch--on .switch__box{border-color:var(--amber);background:var(--amber);color:#1a1206}.switch__text{min-width:0}.switch__label{color:var(--ink-0);font-size:12.5px;font-weight:550}.switch--on .switch__label{color:var(--amber)}.switch__desc{margin-top:3px;color:var(--ink-3);font-size:11.5px;line-height:1.5}.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border:1px solid var(--line);border-radius:999px;background:var(--bg-3);color:var(--ink-2);font-size:11px;font-weight:600;letter-spacing:.02em;white-space:nowrap}.badge--beginner{border-color:#1d4a3a;background:#0e2119;color:var(--emerald)}.badge--intermediate{border-color:#4a3a1d;background:#201a0e;color:var(--amber)}.badge--advanced{border-color:#4a1d2c;background:#200e15;color:var(--rose)}.badge--ok{border-color:#1d4a3a;background:#0e2119;color:var(--ok)}.badge--bad{border-color:#4a1d2c;background:#200e15;color:var(--bad)}.badge--warn{border-color:#4a3a1d;background:#201a0e;color:var(--warn)}.badge--info{border-color:#1d3a4a;background:#0e1a21;color:var(--info)}.badge--pause{border-color:#2e2f5a;background:#14152b;color:var(--pause)}.chip{display:inline-flex;align-items:center;gap:4px;padding:1px 6px;border-radius:5px;background:var(--bg-4);color:var(--ink-2);font-size:10.5px;font-weight:600;letter-spacing:.02em;white-space:nowrap}.chip--retry{background:#21283a;color:var(--sky)}.chip--fallback{background:#1f2a26;color:var(--teal)}.chip--schema{background:#1a2a22;color:var(--emerald)}.chip--policy{background:#2a2033;color:var(--violet)}.code{margin:0;padding:10px 12px;border:1px solid var(--line-soft);border-radius:var(--radius-s);background:var(--bg-0);color:var(--ink-1);font-family:var(--mono);font-size:11.5px;line-height:1.6;white-space:pre-wrap;word-break:break-word;overflow-x:auto}.code--sm{font-size:11px;padding:8px 10px}.json-key{color:var(--sky)}.json-string{color:var(--emerald)}.json-number{color:var(--amber)}.json-boolean{color:var(--violet)}.json-null{color:var(--ink-3)}@keyframes pulse-ring{0%{box-shadow:0 0 #38bdf866}70%{box-shadow:0 0 0 10px #38bdf800}to{box-shadow:0 0 #38bdf800}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes pop{0%{transform:scale(.94);opacity:0}60%{transform:scale(1.02)}to{transform:scale(1);opacity:1}}@keyframes shimmer{0%{background-position:-220px 0}to{background-position:220px 0}}.spinner{display:inline-block;width:13px;height:13px;border:2px solid rgb(255 255 255 / .25);border-top-color:currentColor;border-radius:50%;animation:spin .7s linear infinite}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}.canvas{position:relative;min-height:0;height:100%;background:radial-gradient(1100px 620px at 50% -12%,#141826 0%,transparent 68%),var(--bg-0)}.canvas .react-flow__attribution{display:none}.canvas .react-flow__controls{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-2)}.canvas .react-flow__controls-button{width:28px;height:28px;border:none;border-bottom:1px solid var(--line);background:var(--bg-3);fill:var(--ink-1)}.canvas .react-flow__controls-button:hover{background:var(--bg-4);fill:var(--ink-0)}.canvas .react-flow__minimap{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-1);overflow:hidden}.canvas .react-flow__edge-path{stroke:#2b3244;stroke-width:2}.canvas .react-flow__edge.is-active .react-flow__edge-path{stroke:var(--sky);stroke-width:2.5;filter:drop-shadow(0 0 5px rgb(56 189 248 / .5))}.canvas .react-flow__edge.is-done .react-flow__edge-path{stroke:#2b6350}.canvas .react-flow__edge.is-skipped .react-flow__edge-path{stroke:#33384a;stroke-dasharray:4 5}.node{position:relative;width:340px;border:1px solid var(--line);border-radius:13px;background:linear-gradient(180deg,var(--bg-3),var(--bg-2));box-shadow:var(--shadow-2);cursor:pointer;transition:border-color .16s ease,box-shadow .16s ease,transform .12s ease}.node:hover{border-color:#313949;transform:translateY(-1px)}.node--selected{border-color:var(--indigo);box-shadow:var(--shadow-2),0 0 0 1px var(--indigo),0 0 22px #818cf833}.node:before{content:"";position:absolute;inset:10px auto 10px 0;width:3px;border-radius:3px;background:var(--node-accent, var(--slate));opacity:.85}.node--violet{--node-accent: var(--violet)}.node--amber{--node-accent: var(--amber)}.node--teal{--node-accent: var(--teal)}.node--sky{--node-accent: var(--sky)}.node--emerald{--node-accent: var(--emerald)}.node--rose{--node-accent: var(--rose)}.node--indigo{--node-accent: var(--indigo)}.node--slate{--node-accent: var(--slate)}.node__head{display:flex;align-items:center;gap:9px;padding:10px 12px 10px 15px}.node__glyph{flex:none;display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--bg-4);font-size:14px;line-height:1}.node__titles{flex:1;min-width:0}.node__title{color:var(--ink-0);font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.node__kind{color:var(--ink-3);font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase}.node__status{flex:none;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;font-size:11px}.node__body{padding:0 12px 10px 15px;color:var(--ink-2);font-size:12px;line-height:1.5}.node__chips{display:flex;flex-wrap:wrap;gap:4px;padding:0 12px 11px 15px}.node__tools{position:absolute;top:8px;right:8px;display:none;gap:3px;padding:3px;border:1px solid var(--line);border-radius:8px;background:var(--bg-4);box-shadow:var(--shadow-2)}.node:hover .node__tools,.node--selected .node__tools{display:flex}.node__tool{display:grid;place-items:center;width:22px;height:22px;border:none;border-radius:5px;background:transparent;color:var(--ink-2);font-size:12px;line-height:1;transition:background .12s ease,color .12s ease}.node__tool:hover:not(:disabled){background:var(--bg-2);color:var(--ink-0)}.node__tool:disabled{opacity:.3;cursor:not-allowed}.node__tool--danger:hover:not(:disabled){background:#3a1c25;color:var(--rose)}.node--running{border-color:var(--sky);animation:pulse-ring 1.6s ease-out infinite}.node--completed{border-color:#235143}.node--recovered{border-color:#2f6b4f}.node--failed{border-color:#6b2f3d;background:linear-gradient(180deg,#241620,var(--bg-2))}.node--paused{border-color:var(--indigo);background:linear-gradient(180deg,#1c1d33,var(--bg-2))}.node--safelyStopped{border-color:#6b4a2f}.node--skipped{opacity:.48}.node__status--completed{background:#12362a;color:var(--ok)}.node__status--recovered{background:#123626;color:var(--ok)}.node__status--failed{background:#3a1620;color:var(--bad)}.node__status--running,.node__status--retrying{background:#10293a;color:var(--info)}.node__status--paused{background:#1d1e38;color:var(--pause)}.node__status--safelyStopped{background:#372515;color:var(--warn)}.node__status--skipped{background:var(--bg-4);color:var(--ink-3)}.canvas .react-flow__handle{width:7px;height:7px;border:2px solid var(--bg-1);background:#39415a}.canvas .react-flow__handle-top{top:-4px}.canvas .react-flow__handle-bottom{bottom:-4px}.canvas__hud{position:absolute;top:14px;left:14px;z-index:5;display:flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid var(--line);border-radius:999px;background:#12151ddb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:var(--shadow-2);font-size:12px;color:var(--ink-1)}.canvas__hud strong{color:var(--ink-0);font-weight:600}.canvas__empty{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:32px;color:var(--ink-3);text-align:center;pointer-events:none}.puzzle-group+.puzzle-group{margin-top:14px}.puzzle-group__label{margin-bottom:7px;color:var(--ink-3);font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}.puzzle-card{display:block;width:100%;margin-bottom:6px;padding:10px 11px;border:1px solid var(--line-soft);border-radius:var(--radius);background:var(--bg-2);text-align:left;transition:border-color .14s ease,background .14s ease,transform .1s ease}.puzzle-card:hover{border-color:var(--line);background:var(--bg-3);transform:translate(2px)}.puzzle-card--active{border-color:var(--indigo);background:#171a2c}.puzzle-card__top{display:flex;align-items:center;gap:7px;margin-bottom:3px}.puzzle-card__title{flex:1;min-width:0;color:var(--ink-0);font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.puzzle-card__solved{flex:none;color:var(--ok);font-size:12px}.puzzle-card__tagline{color:var(--ink-3);font-size:11.5px;line-height:1.45}.palette-group+.palette-group{margin-top:12px}.palette-group__label{margin-bottom:6px;color:var(--ink-3);font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}.palette-item{display:flex;align-items:center;gap:9px;width:100%;margin-bottom:5px;padding:8px 10px;border:1px solid var(--line-soft);border-radius:var(--radius);background:var(--bg-2);text-align:left;transition:border-color .14s ease,background .14s ease,transform .1s ease}.palette-item:hover:not(:disabled){border-color:var(--palette-accent, var(--line));background:var(--bg-3);transform:translate(2px)}.palette-item:disabled{opacity:.32;cursor:not-allowed}.palette-item__glyph{flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:7px;background:var(--bg-4);font-size:13px}.palette-item__text{flex:1;min-width:0}.palette-item__label{display:block;color:var(--ink-0);font-size:12.5px;font-weight:600}.palette-item__summary{display:block;margin-top:1px;color:var(--ink-3);font-size:11px;line-height:1.4}.objective__call{display:inline-block;margin-bottom:8px;padding:3px 10px;border-radius:999px;background:linear-gradient(135deg,#3a2f6e,#2b3a6e);color:#cfd4ff;font-size:11.5px;font-weight:650;letter-spacing:.01em}.objective__text{color:var(--ink-1);font-size:12.5px;line-height:1.6}.objective__expected{margin-top:10px;padding:9px 11px;border-left:2px solid var(--emerald-dim);border-radius:0 var(--radius-s) var(--radius-s) 0;background:var(--bg-2);color:var(--ink-2);font-size:11.5px;line-height:1.55}.hint{margin-top:8px;padding:9px 11px;border:1px dashed #3d3a22;border-radius:var(--radius-s);background:#16150e;color:var(--ink-1);font-size:12px;line-height:1.55;animation:rise .22s ease both}.hint__n{margin-right:6px;color:var(--amber);font-weight:700}.inspector__head{display:flex;align-items:center;gap:9px;margin-bottom:12px}.inspector__glyph{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--bg-4);font-size:15px}.inspector__teaches{margin-bottom:14px;padding:10px 12px;border-left:2px solid var(--violet-dim);border-radius:0 var(--radius-s) var(--radius-s) 0;background:var(--bg-2);color:var(--ink-2);font-size:11.5px;line-height:1.6}.inspector__divider{margin:16px 0 12px;padding-top:14px;border-top:1px solid var(--line-soft);color:var(--ink-2);font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase}.schema-table{width:100%;border-collapse:collapse;font-size:11.5px}.schema-table td{padding:4px 6px;border-bottom:1px solid var(--line-soft);vertical-align:top}.schema-table td:first-child{color:var(--sky);font-family:var(--mono);white-space:nowrap}.schema-table td:nth-child(2){color:var(--ink-3);font-family:var(--mono);white-space:nowrap}.schema-table td:last-child{color:var(--ink-2)}.tabs{display:flex;gap:2px;padding:4px;border-bottom:1px solid var(--line);background:var(--bg-2);position:sticky;top:0;z-index:2}.tab{flex:1;padding:7px 10px;border:none;border-radius:var(--radius-s);background:transparent;color:var(--ink-2);font-size:12.5px;font-weight:600;transition:background .14s ease,color .14s ease}.tab:hover{background:var(--bg-3);color:var(--ink-0)}.tab--active{background:var(--bg-4);color:var(--ink-0)}.tab__dot{display:inline-block;width:6px;height:6px;margin-left:6px;border-radius:50%;background:var(--ok);vertical-align:middle}.trace-item{border-bottom:1px solid var(--line-soft);animation:rise .22s ease both}.trace-item__head{display:flex;align-items:center;gap:9px;width:100%;padding:11px 14px;border:none;background:transparent;text-align:left;transition:background .12s ease}.trace-item__head:hover{background:var(--bg-2)}.trace-item__index{flex:none;display:grid;place-items:center;width:20px;height:20px;border-radius:6px;background:var(--bg-4);color:var(--ink-3);font-family:var(--mono);font-size:10.5px;font-weight:700}.trace-item__title{flex:1;min-width:0;color:var(--ink-0);font-size:12.5px;font-weight:550;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.trace-item__body{padding:0 14px 14px 43px}.trace-item__msg{margin-bottom:9px;padding:8px 10px;border-radius:var(--radius-s);background:var(--bg-2);color:var(--ink-2);font-size:11.5px;line-height:1.55}.trace-item__msg--bad{background:#1e1218;color:#f0a6b0}.trace-item__msg--good{background:#101f1a;color:#8fdcbb}.trace-label{margin:9px 0 4px;color:var(--ink-3);font-size:10px;font-weight:700;letter-spacing:.09em;text-transform:uppercase}.attempt{display:flex;align-items:center;gap:8px;padding:6px 9px;margin-bottom:4px;border:1px solid var(--line-soft);border-radius:var(--radius-s);background:var(--bg-2);font-size:11.5px}.attempt--failed{border-color:#3d1f29;background:#1b1218}.attempt--completed{border-color:#1d3b31;background:#101a17}.attempt__n{flex:none;color:var(--ink-3);font-family:var(--mono);font-size:10.5px;font-weight:700}.attempt__text{flex:1;min-width:0;color:var(--ink-2);line-height:1.45}.issue-list{margin:0;padding-left:16px;color:#f0a6b0;font-size:11.5px;line-height:1.6}.issue-list li{font-family:var(--mono)}.score{display:flex;align-items:center;gap:14px;padding:16px;border-bottom:1px solid var(--line-soft)}.score__ring{position:relative;flex:none;display:grid;place-items:center;width:74px;height:74px;border-radius:50%;animation:pop .36s ease both}.score__ring-value{position:relative;color:var(--ink-0);font-size:21px;font-weight:700;letter-spacing:-.02em}.score__meta{min-width:0}.score__grade{color:var(--ink-0);font-size:15px;font-weight:650;text-transform:capitalize;letter-spacing:-.01em}.score__sub{color:var(--ink-3);font-size:11.5px;line-height:1.5}.solved-banner{display:flex;align-items:center;gap:11px;padding:13px 16px;background:linear-gradient(120deg,#10362a,#10283a);border-bottom:1px solid #1d4a3a;animation:pop .4s ease both}.solved-banner__glyph{font-size:22px}.solved-banner__title{color:#8ef0c4;font-size:13.5px;font-weight:700}.solved-banner__sub{color:#6fbb9c;font-size:11.5px}.unsolved-banner{padding:12px 16px;background:#1b1710;border-bottom:1px solid #3d3320}.unsolved-banner__title{margin-bottom:6px;color:var(--amber);font-size:12.5px;font-weight:650}.criteria{margin:0;padding-left:17px;color:var(--ink-2);font-size:11.5px;line-height:1.65}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line-soft);border-bottom:1px solid var(--line-soft)}.stat{padding:10px 14px;background:var(--bg-1)}.stat__label{color:var(--ink-3);font-size:10.5px;font-weight:600;letter-spacing:.05em;text-transform:uppercase}.stat__value{display:flex;align-items:center;gap:5px;margin-top:2px;color:var(--ink-0);font-size:13px;font-weight:600}.finding{display:flex;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line-soft);animation:rise .24s ease both}.finding__mark{flex:none;display:grid;place-items:center;width:20px;height:20px;margin-top:1px;border-radius:6px;font-size:11px}.finding--strength .finding__mark{background:#12362a;color:var(--ok)}.finding--weakness .finding__mark{background:#3a1620;color:var(--bad)}.finding__title{color:var(--ink-0);font-size:12.5px;font-weight:600}.finding__detail{margin-top:3px;color:var(--ink-2);font-size:11.5px;line-height:1.55}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:grid;place-items:center;padding:24px;background:#040508b8;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:rise .18s ease both}.modal{width:min(620px,100%);max-height:min(86vh,780px);display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius-l);background:var(--bg-1);box-shadow:var(--shadow-3);overflow:hidden;animation:pop .26s cubic-bezier(.2,.8,.3,1) both}.modal__head{display:flex;align-items:center;gap:11px;padding:16px 20px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#1c1d33,var(--bg-2))}.modal__glyph{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#2a2c4d;font-size:16px}.modal__title{color:var(--ink-0);font-size:14.5px;font-weight:650}.modal__sub{color:var(--ink-3);font-size:11.5px}.modal__body{padding:18px 20px;overflow-y:auto}.modal__foot{display:flex;align-items:center;gap:8px;padding:14px 20px;border-top:1px solid var(--line);background:var(--bg-2)}.modal__foot-spacer{flex:1}.modal__reason{margin-bottom:14px;padding:10px 12px;border-left:2px solid var(--rose-dim);border-radius:0 var(--radius-s) var(--radius-s) 0;background:#1e1218;color:#f0a6b0;font-size:12px;line-height:1.55}.modal__prompt{margin-bottom:14px;color:var(--ink-1);font-size:13px;line-height:1.6}.empty{padding:36px 20px;color:var(--ink-3);font-size:12.5px;line-height:1.6;text-align:center}.empty__glyph{margin-bottom:8px;font-size:24px;opacity:.6}.stack>*+*{margin-top:8px}.row{display:flex;align-items:center;gap:8px}.row--wrap{flex-wrap:wrap}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:8px}@media (max-width: 1280px){.app__body{grid-template-columns:252px minmax(0,1fr) 340px}.node{width:300px}}@media (max-width: 1040px){.app__body{grid-template-columns:1fr;grid-template-rows:auto minmax(320px,1fr) auto;overflow-y:auto}.pane{max-height:340px}.pane--left{border-right:none;border-bottom:1px solid var(--line)}.pane--right{border-left:none;border-top:1px solid var(--line);max-height:420px}.canvas{min-height:320px}}@media (max-width: 640px){.header{height:auto;flex-wrap:wrap;gap:8px;padding:10px 12px}.header__puzzle{order:3;width:100%}.modal{max-height:92vh}}.howto{margin:0;padding-left:18px;color:var(--ink-2);font-size:12px;line-height:1.6}.howto li+li{margin-top:7px}.howto strong{color:var(--ink-0);font-weight:600}