.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: #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: 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{color-scheme:light;font-family:Inter Variable,SF Pro Display,-apple-system,system-ui,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;font-synthesis:none;--surface-canvas: rgb(243 242 241);--surface-main: #fbfaf9;--surface-raised: lch(100% 0 282);--surface-hover: #ebe9e7;--surface-selected: #e1dfdc;--border-subtle: #e1dedb;--border-default: #d3cfcb;--border-strong: #c2bdb8;--text-primary: lch(9.794% 0 282);--text-secondary: lch(19.588% 1.25 282);--text-muted: lch(39.176% 1.25 282);--text-faint: lch(64.64% 1 282);--accent: #5e6ad2;--accent-hover: #4f5bc4;--accent-soft: #eef0ff;--accent-line: #c7cbf5;--focus: #6d78d5;--good: #2f7d55;--good-soft: #edf7f1;--warn: #94651f;--warn-soft: #fff7e8;--bad: #b33a48;--bad-soft: #fff0f1;--graph-grid: #dce2ea;--graph-edge: #aeb6c2;--graph-edge-label: #596272;--graph-card: rgb(255 255 255 / 96%);--graph-card-border: #dedfe2;--space-1: 1px;--space-2: 2px;--space-3: 4px;--space-4: 6px;--space-5: 8px;--space-6: 10px;--space-7: 12px;--space-8: 16px;--space-9: 24px;--space-10: 32px;--space-11: 40px;--space-12: 48px;--radius-control: 8px;--radius-group: 10px;--radius-surface: 12px;--radius-agent: 16px;--radius-dialog: 22px;--radius-pill: 9999px;--shadow-subtle: lch(0 0 0 / .02) 0 3px 6px -2px, lch(0 0 0 / .04) 0 1px 1px;--shadow-floating: 0 18px 48px lch(0 0 0 / .12), 0 2px 10px lch(0 0 0 / .08);--motion-instant: 50ms;--motion-fast: .15s;--canvas: var(--surface-canvas);--panel: var(--surface-raised);--panel-subtle: var(--surface-hover);--panel-hover: var(--surface-selected);--line: var(--border-subtle);--line-strong: var(--border-default);--text: var(--text-primary);--muted: var(--text-muted);--faint: var(--text-faint);--sidebar: var(--surface-canvas);--sidebar-panel: var(--surface-main);--sidebar-line: var(--border-subtle);--sidebar-text: var(--text-primary);--sidebar-muted: var(--text-muted);--shadow: var(--shadow-floating);--radius: var(--radius-control);--text-meta: 12px;--leading-meta: 16px;--text-dense: 13px;--leading-dense: 18px;--text-ui: 13px;--leading-ui: 18px;--text-reading: 15px;--leading-reading: 22px;--text-section: 20px;--leading-section: 28px;--text-title: 24px;--leading-title: 32px;--table-search-width: 112px;--table-tool-max-width: 140px;--table-popup-width: 260px;--table-filter-popup-width: 520px;--arc-logo-image: url("data:image/svg+xml,%3csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%201200%20600'%20role='img'%20aria-label='Arc%20logo'%3e%3cg%20fill='%23000000'%20stroke='none'%3e%3cpath%20d='M%20150%20356%20C%20270%20166,%20442%20100,%20600%20100%20C%20758%20100,%20930%20166,%201050%20356%20C%20912%20226,%20755%20170,%20600%20170%20C%20445%20170,%20288%20226,%20150%20356%20Z'%20/%3e%3cpath%20d='M%20600%20260%20C%20606%20304,%20622%20320,%20666%20326%20C%20622%20332,%20606%20348,%20600%20392%20C%20594%20348,%20578%20332,%20534%20326%20C%20578%20320,%20594%20304,%20600%20260%20Z'%20/%3e%3c/g%3e%3c/svg%3e")}:root[data-theme=dark]{--surface-canvas: #343434;--surface-main: #141414;--surface-raised: #222;--surface-hover: #303030;--surface-selected: #454545;--border-subtle: #303030;--border-default: #414141;--border-strong: #555;--text-primary: #f5f7fa;--text-secondary: #d8dee5;--text-muted: #a9b3bf;--text-faint: #75808d;--accent: #818cf8;--accent-hover: #9aa3ff;--accent-soft: #29293d;--accent-line: #4a4d78;--focus: #8b95ff;--good: #73d5a2;--good-soft: #142a20;--warn: #e6bb73;--warn-soft: #302614;--bad: #f08a96;--bad-soft: #321b20;--graph-grid: #3b3b3b;--graph-edge: #bdbdbd;--graph-edge-label: #ddd;--graph-card: #202020;--graph-card-border: #464646;--sidebar: linear-gradient(to bottom, #373737, #343434);--shadow-subtle: rgba(0, 0, 0, .2) 0 3px 6px -2px, rgba(0, 0, 0, .3) 0 1px 1px;--shadow-floating: 0 18px 48px rgba(0, 0, 0, .42), 0 2px 10px rgba(0, 0, 0, .3);--arc-logo-image: url("data:image/svg+xml,%3csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%201200%20600'%20role='img'%20aria-label='Arc%20logo'%3e%3cg%20fill='%23FFFFFF'%20stroke='none'%3e%3cpath%20d='M%20150%20356%20C%20270%20166,%20442%20100,%20600%20100%20C%20758%20100,%20930%20166,%201050%20356%20C%20912%20226,%20755%20170,%20600%20170%20C%20445%20170,%20288%20226,%20150%20356%20Z'%20/%3e%3cpath%20d='M%20600%20260%20C%20606%20304,%20622%20320,%20666%20326%20C%20622%20332,%20606%20348,%20600%20392%20C%20594%20348,%20578%20332,%20534%20326%20C%20578%20320,%20594%20304,%20600%20260%20Z'%20/%3e%3c/g%3e%3c/svg%3e")}:root[data-theme=dark] .arc-shell{background:var(--surface-canvas)}.workspace-page{min-width:0;min-height:0;width:100%;max-width:100%;height:100%;display:block;overflow:hidden}.programs-shell{min-height:100dvh;background:var(--canvas);color:var(--text)}.programs-global-bar{height:56px;display:flex;align-items:center;padding:0 22px;background:var(--accent);color:#fff;letter-spacing:-.05em}.programs-global-bar a{color:inherit;text-decoration:none}.arc-logo{display:block;width:48px;height:48px;background:var(--arc-logo-image) center / contain no-repeat}.offline-screen{min-height:100dvh;display:grid;grid-template-rows:56px 1fr;background:var(--canvas);color:var(--text)}.offline-screen header{display:flex;align-items:center;padding:0 22px;background:var(--accent);color:#fff;letter-spacing:-.05em}.offline-screen section{display:grid;place-items:center;align-content:center;gap:7px;padding:32px;text-align:center}.offline-screen h1,.offline-screen p{margin:0}.offline-icon{width:72px;height:72px;margin-bottom:12px;color:var(--muted);fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round}.offline-screen h1{font-size:var(--text-title);line-height:var(--leading-title);letter-spacing:-.04em}.offline-screen p{color:var(--muted);font-size:var(--text-ui);line-height:var(--leading-ui)}.programs-page{width:min(960px,calc(100% - 40px));margin:0 auto;padding:52px 0}.programs-header{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding-bottom:20px;border-bottom:1px solid var(--line)}.programs-header h1,.programs-header p,.programs-empty h2,.programs-empty p{margin:0}.programs-header h1{font-size:var(--text-title);line-height:var(--leading-title);letter-spacing:-.04em}.programs-header p{margin-top:5px;color:var(--muted);font-size:var(--text-ui);line-height:var(--leading-ui)}.program-list{border-bottom:1px solid var(--line)}.program-row{width:100%;min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:0 4px;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--text);text-align:left}.program-row:hover{background:var(--panel-subtle)}.program-row>span{display:inline-flex;align-items:center;gap:9px}.program-row>span:first-child svg{color:var(--accent);font-size:17px}.program-row>span:last-child{color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.programs-empty{min-height:360px;display:grid;place-items:center;align-content:center;gap:9px;text-align:center}.programs-empty>svg{color:var(--faint);font-size:30px}.programs-empty h2{font-size:var(--text-section);line-height:var(--leading-section)}.programs-empty p{margin-bottom:8px;color:var(--muted);font-size:var(--text-ui);line-height:var(--leading-ui)}.model-workspace,.model-workspace.with-inspector{min-height:0;width:100%;max-width:100%;height:100%;display:grid;grid-template-columns:minmax(0,1fr);overflow:hidden}.model-workspace.with-inspector{grid-template-columns:minmax(0,1fr) minmax(360px,440px)}.model-canvas{width:100%;max-width:100%;height:100%;min-width:0;min-height:0;overflow:auto;overscroll-behavior:none;background:#fff}.arc-shell .item-name{gap:6px;color:var(--text-primary)}.arc-shell .type-glyph{width:18px;height:18px;font-size:13px}.arc-detail-drawer.inspector{position:relative;z-index:80;inset:auto;width:100%;height:100%;background:#fff;border-left:1px solid #dfe3ea;box-shadow:-12px 0 28px #1a202c14}.arc-shell{width:100%;height:100dvh;display:grid;grid-template-columns:274px minmax(0,1fr) 354px;grid-template-rows:minmax(0,1fr);overflow:hidden;background:#fff;color:#191a1d}.arc-shell.agent-collapsed{grid-template-columns:274px minmax(0,1fr)}.arc-shell.sidebar-collapsed{grid-template-columns:64px minmax(0,1fr) 354px}.arc-shell.sidebar-collapsed.agent-collapsed{grid-template-columns:64px minmax(0,1fr)}.program-setup-shell{width:100%;height:100dvh;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:56px minmax(0,1fr);overflow:hidden;background:var(--surface-main)}.agent-sidebar.full-page{grid-column:1;grid-row:2;width:100%;height:100%;background:#fff;border:0}.agent-setup-header{position:relative;min-height:48px;display:flex;flex:0 0 auto;align-items:center;gap:8px;padding:0 24px;border-bottom:1px solid var(--line);font-size:var(--text-dense);line-height:var(--leading-dense)}.agent-setup-header a{display:inline-flex;align-items:center;gap:4px;margin-left:-8px;padding:6px 8px;border-radius:var(--radius);color:var(--text);opacity:.8;text-decoration:none;cursor:pointer}.agent-setup-header a:hover{background:var(--panel-subtle);opacity:1}.agent-setup-header span{position:absolute;left:50%;transform:translate(-50%);color:var(--muted);font-weight:400}.agent-sidebar.full-page .agent-messages,.agent-sidebar.full-page .agent-error{width:min(100%,720px);margin-inline:auto}.agent-sidebar.full-page .agent-messages{padding:52px 24px 96px}.agent-sidebar.full-page .agent-composer{width:min(calc(100% - 32px),680px);margin:10px auto 18px}.agent-suggestions{width:min(calc(100% - 32px),680px);display:flex;gap:8px;margin:0 auto -2px}.agent-suggestion{min-height:30px;padding:0 11px;border:1px solid var(--line-strong);border-radius:999px;background:#fff;color:var(--text);font-size:var(--text-dense);cursor:pointer}.agent-suggestion:hover{background:var(--panel-subtle)}.agent-confirm{padding:17px}.agent-confirm-copy{margin:0;color:var(--muted)}.agent-sidebar.full-page .agent-introduction{margin-top:0}.agent-sidebar.full-page .agent-introduction>.agent-message-copy>strong{display:block;margin-bottom:8px;font-size:var(--text-reading);line-height:var(--leading-reading)}.agent-sidebar.full-page .agent-introduction p{max-width:62ch;margin:0 0 10px;color:var(--muted);font-size:var(--text-ui);line-height:1.55}.agent-sidebar.full-page .agent-introduction p strong{color:var(--text)}.arc-context-select-popup{width:fit-content;min-width:var(--anchor-width);max-width:min(360px,var(--available-width));border-radius:var(--radius-control)}.arc-context-select-popup .base-select-item{height:auto;padding-block:5px}:root[data-theme=dark] .arc-context-select-popup .base-select-item{color:var(--text-secondary)}.arc-context-select-popup .base-select-item-text{min-width:0;white-space:normal;overflow-wrap:anywhere}.arc-context-select-item{min-width:0;display:flex;align-items:center;gap:var(--space-4)}.arc-context-select-item>svg{flex:0 0 auto;color:var(--text-muted)}.arc-sidebar{min-width:0;min-height:0;display:flex;flex-direction:column;grid-column:1;grid-row:1;overflow:hidden;background:#fafafa;border-right:1px solid #e5e7eb}.arc-sidebar-header{min-height:62px;display:flex;flex:0 0 auto;align-items:center;justify-content:space-between;padding:0 12px 0 15px}.arc-sidebar-toggle{border:0;background:transparent;color:#25272b}.arc-sidebar-toggle{width:30px;height:30px;display:grid;place-items:center;padding:0;border-radius:var(--radius);color:#73777f}.arc-sidebar-toggle:hover{background:#eeeeef;color:#25272b}.arc-sidebar-context{display:grid;flex:0 0 auto;gap:6px;padding:10px 8px 12px}.arc-sidebar-branch{width:100%;height:38px;border:1px solid #dfe2e7;background:var(--surface-raised);color:#383b41;font-size:var(--text-ui);line-height:var(--leading-ui);border-radius:var(--radius)}.arc-sidebar-branch:hover{border-color:#c8ccd3;background:#fcfcfd}.arc-sidebar-branch{min-width:0;position:relative;display:grid;grid-template-columns:25px minmax(0,1fr) 36px;align-items:center;gap:0;padding:0 0 0 10px}.arc-sidebar-branch .base-select-trigger{width:100%;min-width:0;height:100%;padding:0 10px 0 0;border:0;background:transparent;color:inherit;font-size:inherit;line-height:inherit}.arc-sidebar-new-branch{width:36px;height:100%;display:grid;place-items:center;padding:0;border:0;border-left:1px solid #dfe2e7;border-radius:0 7px 7px 0;background:transparent;color:#73777f}.arc-sidebar-new-branch:hover{background:#eeeeef;color:#25272b}.arc-sidebar-changes{width:calc(100% - 16px);min-height:40px;display:flex;flex:0 0 auto;align-items:center;gap:7px;margin:8px 8px 0;padding:0 12px;border:0;border-radius:var(--radius);background:transparent;color:#555;font-size:var(--text-ui);line-height:var(--leading-ui);font-weight:500;text-align:left}.arc-sidebar-changes:hover{background:#f8f8f8;color:#2d3035}.arc-sidebar-changes.active{background:#f0f0f0;color:#2d3035}.arc-view-option{min-width:0;display:grid;grid-template-columns:16px minmax(0,1fr) 16px;align-items:center;gap:8px}.arc-view-option>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.arc-view-chevron{color:#8b8f96}.arc-view-tabs{flex:0 0 auto;padding:16px 8px}.arc-model-tabs{margin-top:auto;padding:8px}.arc-view-tab-list{display:grid;gap:4px}.arc-view-tab{width:100%;min-height:42px;padding:0 12px;border:0;border-radius:0 var(--radius-control) var(--radius-control) 0;background:transparent;color:#555;text-align:left;font-size:var(--text-ui);line-height:var(--leading-ui);font-weight:500;transition:background-color .12s ease,color .12s ease}.arc-view-tab:hover{background:#f8f8f8;color:#2d3035}.arc-view-tab[data-active]{background:#f0f0f0;color:#2d3035}.arc-current-user{min-height:50px;display:flex;flex:0 0 auto;align-items:stretch;padding:9px 12px;color:#555;font-size:var(--text-ui);line-height:var(--leading-ui)}.arc-clerk-user{width:100%}.arc-clerk-user-trigger{width:100%;flex-direction:row-reverse;justify-content:flex-end;gap:9px;padding:5px;border-radius:var(--radius)}.arc-clerk-user-trigger:hover{background:#eeeeef}.arc-clerk-user-avatar{width:28px;height:28px}.arc-sidebar.collapsed .arc-sidebar-header{min-height:86px;flex-direction:column;justify-content:center;gap:4px;padding:0}.arc-sidebar.collapsed .arc-sidebar-context{padding-inline:8px}.arc-sidebar.collapsed .arc-sidebar-branch .base-select-value,.arc-sidebar.collapsed .arc-sidebar-branch .base-select-icon{display:none}.arc-sidebar.collapsed .arc-sidebar-branch{display:grid;grid-template-columns:1fr;place-items:center;padding:0}.arc-sidebar.collapsed .arc-sidebar-new-branch{display:none}.arc-sidebar.collapsed .arc-sidebar-branch>svg{position:absolute;pointer-events:none}.arc-sidebar.collapsed .arc-sidebar-branch .base-select-trigger{position:absolute;top:0;right:0;bottom:0;left:0;grid-template-columns:1fr;place-items:center;gap:0;padding:0}.arc-sidebar.collapsed .arc-sidebar-changes{justify-content:center;padding:0}.arc-sidebar.collapsed .arc-sidebar-changes span,.arc-sidebar.collapsed .arc-view-option>span,.arc-sidebar.collapsed .arc-view-chevron{display:none}.arc-sidebar.collapsed .arc-view-tabs{padding-inline:8px}.arc-sidebar.collapsed .arc-view-tab{display:grid;place-items:center;padding:0}.arc-sidebar.collapsed .arc-view-option{grid-template-columns:18px;place-items:center;gap:0}.arc-sidebar.collapsed .arc-current-user{align-items:center;justify-content:center;padding-inline:6px}.arc-sidebar.collapsed .arc-clerk-user-trigger{justify-content:center}.arc-primary,.arc-secondary{height:31px;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:0 11px;border:1px solid #d7dbe3;background:#fff;color:#1e2430;font-size:var(--text-ui);line-height:var(--leading-ui);font-weight:560;white-space:nowrap}.arc-primary{border-color:var(--accent);background:var(--accent);color:#fff}.arc-primary:hover{background:var(--accent-hover)}.arc-create-menu{position:relative;height:31px;display:inline-flex;border:1px solid var(--accent);background:var(--accent);border-radius:var(--radius)}.arc-create-menu>.arc-primary{height:29px;border:0;background:transparent}.arc-create-menu:hover>.arc-primary,.arc-create-menu:focus-within>.arc-primary{background:var(--accent-hover)}.arc-create-menu>.arc-primary:active{transform:none}.arc-create-toggle{width:29px;padding:0}.arc-create-popup{position:absolute;z-index:50;top:calc(100% + 4px);right:-1px;width:max-content;min-width:100%;visibility:hidden;opacity:0}.arc-create-menu:hover .arc-create-popup,.arc-create-menu:focus-within .arc-create-popup{visibility:visible;opacity:1}.arc-create-popup button{width:100%;height:31px;padding:0 11px;border:1px solid var(--accent);background:var(--accent);color:#fff;font:inherit;font-size:var(--text-ui);font-weight:560;text-align:left;white-space:nowrap}.arc-create-popup button:hover,.arc-create-popup button:focus-visible{background:var(--accent-hover)}.arc-create-popup button:active{transform:none}.arc-secondary:hover{background:#f7f8fa}.arc-main{min-width:0;min-height:0;display:flex;flex-direction:column;grid-column:2;grid-row:1;overflow:hidden;background:#fff}.arc-page-actions{min-height:46px;display:flex;flex:0 0 auto;align-items:center;justify-content:flex-end;padding:0 14px;background:#fff}.agent-sidebar{min-width:0;min-height:0;grid-column:3;grid-row:1;display:flex;flex-direction:column;overflow:hidden;background:#fafafa}.agent-sidebar button,.agent-conversation-bar .base-select-trigger,.agent-composer textarea{font:inherit}.agent-header{min-height:46px;display:flex;flex:0 0 auto;align-items:center;justify-content:space-between;padding:0 15px 0 19.5px}.agent-header strong{display:inline-flex;align-items:center;gap:7px;font-size:var(--text-ui);line-height:var(--leading-ui)}.agent-header strong svg{color:var(--accent)}.agent-conversation-bar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px;padding:8px 13.5px}.agent-conversation-bar .base-select-trigger,.agent-conversation-bar button{min-width:0;width:100%;height:30px;border:1px solid var(--line-strong);background:#fff;color:var(--text);font-size:var(--text-dense);line-height:var(--leading-dense)}.agent-conversation-bar .base-select-trigger{padding:0 7px}.agent-conversation-bar button{display:inline-flex;align-items:center;gap:4px;padding:0 8px}.agent-conversation-bar button:hover{background:var(--panel-subtle)}.agent-messages{min-height:0;display:flex;flex:1 1 auto;flex-direction:column;gap:14px;overflow-y:auto;padding:14px 19.5px 20px}.agent-empty{margin:auto 0;padding:20px 14px;color:var(--muted);text-align:center}.agent-welcome{margin:auto 0;display:grid;gap:8px;padding:20px 14px;text-align:center}.agent-welcome strong{font-size:var(--text-reading);line-height:var(--leading-reading)}.agent-welcome p{margin:0;color:var(--muted);font-size:var(--text-dense);line-height:var(--leading-dense)}.agent-welcome>div{display:grid;gap:7px;margin-top:5px}.agent-welcome button{min-height:34px;border:1px solid var(--line-strong);background:#fff;color:var(--text)}.agent-welcome button:first-child{border-color:var(--accent);background:var(--accent);color:#fff}.agent-empty strong{color:var(--text);font-size:var(--text-ui);line-height:var(--leading-ui)}.agent-empty p{max-width:230px;margin:5px auto 0;font-size:var(--text-dense);line-height:var(--leading-dense)}.agent-message{display:flex;flex-direction:column;gap:8px}.agent-message.user{align-items:flex-end}.agent-message-copy{max-width:90%;color:var(--text);font-size:var(--text-ui);line-height:var(--leading-ui);white-space:pre-wrap;overflow-wrap:anywhere}.agent-message.user .agent-message-copy{padding:8px 10px;background:#f0f1f3}.agent-message.assistant .agent-message-copy{max-width:100%}.agent-action{width:100%;display:grid;gap:5px;padding:10px;border:1px solid var(--accent-line);background:var(--accent-soft)}.agent-action>span,.agent-action>small{color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.agent-action>strong{font-size:var(--text-dense);line-height:var(--leading-dense)}.agent-action>button{min-height:30px;margin-top:4px;border:1px solid var(--accent);background:var(--accent);color:#fff;font-size:var(--text-dense);line-height:var(--leading-dense);font-weight:650}.agent-action>button:hover{border-color:var(--accent-hover);background:var(--accent-hover)}.agent-status{color:var(--muted);font-size:var(--text-dense);line-height:var(--leading-dense)}.agent-error{padding:8px 12px;border-top:1px solid #efc9ce;background:var(--bad-soft);color:var(--bad);font-size:var(--text-dense);line-height:var(--leading-dense)}.agent-composer{flex:0 0 auto;display:grid;gap:8px;margin:10px 15px;padding:10px;border:1px solid var(--line-strong);border-radius:var(--radius);background:#fff;box-shadow:0 10px 28px #202b3d14}.agent-composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}.agent-composer.dragging-files{border-color:var(--accent);background:var(--accent-soft)}.agent-composer textarea{width:100%;min-height:44px;max-height:180px;display:block;resize:none;overflow-y:hidden;padding:0;border:0;background:transparent;outline:0;color:var(--text);font-size:var(--text-ui);line-height:var(--leading-ui)}.agent-composer textarea::placeholder{color:#737b87}.agent-focus{min-width:0;display:flex;align-items:center;gap:6px;margin-bottom:7px;padding:6px 7px;background:var(--accent-soft);color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.agent-focus strong{min-width:0;flex:1;overflow:hidden;color:var(--text);font-weight:600;text-overflow:ellipsis;white-space:nowrap}.agent-focus button{width:22px;height:22px;flex:0 0 auto;display:grid;place-items:center;padding:0;border:0;background:transparent;color:var(--muted)}.agent-focus button:hover{color:var(--text)}.agent-files{min-width:0;display:flex;align-items:center;gap:6px;margin-bottom:7px;padding:6px 7px;background:var(--panel-subtle);color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.agent-files span{min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.agent-files button{border:0;background:transparent;color:var(--muted)}.agent-composer-actions{display:grid;grid-template-columns:30px minmax(0,1fr) 30px;align-items:center;gap:6px}.agent-composer-actions>span{min-width:0;display:inline-flex;align-items:center;justify-content:center;gap:4px;color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.agent-composer-actions button{width:30px;height:30px;display:grid;place-items:center;padding:0}.agent-composer-actions .agent-attach-button{border:1px solid var(--line-strong);background:var(--panel-subtle);color:var(--text)}.agent-composer-actions .agent-attach-button:hover{background:var(--panel-hover)}.agent-sidebar.full-page .agent-composer-actions .agent-attach-button{border-color:transparent;background:transparent}.agent-sidebar.full-page .agent-composer-actions .agent-attach-button:hover{border-color:var(--line-strong);background:var(--panel-subtle)}.agent-composer-actions .agent-send-button,.agent-composer-actions button[aria-label="Stop Agent"]{border:1px solid var(--accent);background:var(--accent);color:#fff}.agent-sidebar.full-page .agent-composer-actions .agent-send-button{border-color:#191a1d;border-radius:50%;background:#191a1d;color:#fff;opacity:1}.agent-sidebar.full-page .agent-composer-actions .agent-send-button:hover{border-color:#303238;background:#303238}.agent-composer-actions button:disabled{border-color:var(--line-strong);background:var(--panel-subtle);color:var(--faint)}.agent-review{display:grid;gap:14px;padding:17px}.agent-review-summary{padding-bottom:12px;border-bottom:1px solid var(--line)}.agent-review-summary strong{font-size:var(--text-reading);line-height:var(--leading-reading)}.agent-review-summary p{margin:4px 0 0;color:var(--muted);font-size:var(--text-dense);line-height:var(--leading-dense)}.agent-review-list{position:relative;border:1px solid var(--line);border-radius:var(--radius)}.agent-review-toolbar{display:flex;align-items:center;justify-content:space-between;color:var(--text);font-size:var(--text-dense)}.arc-sidebar-branch{grid-template-columns:minmax(0,1fr) 34px;overflow:hidden;padding:0}.arc-sidebar-branch .base-select-trigger{display:grid;grid-template-columns:16px minmax(0,1fr) 14px;gap:var(--space-5);padding:0 var(--space-6)}.arc-branch-select-popup{min-width:calc(var(--anchor-width) + 34px)}.agent-review-toolbar span{color:var(--muted);font-size:var(--text-meta)}.agent-review-list-head,.agent-review-list-row{display:grid;grid-template-columns:minmax(260px,1.1fr) minmax(260px,1.3fr) 100px 105px;align-items:center}.agent-review-list-head{min-height:36px;padding:0 12px;border-bottom:1px solid var(--line);background:var(--panel-subtle);color:var(--muted);font-size:var(--text-meta);font-weight:620}.agent-review-list-row{min-height:66px;padding:0 12px;border-bottom:1px solid var(--line)}.agent-review-list-row:last-child{border-bottom:0}.agent-review-list-head>*,.agent-review-list-row>*{min-width:0;padding-right:12px}.agent-review-action{display:flex;align-items:flex-start;gap:9px}.agent-review-action>span:last-child{min-width:0}.agent-review-action strong,.agent-review-action small{display:block}.agent-review-action strong{overflow:hidden;font-size:var(--text-dense);line-height:var(--leading-dense);text-overflow:ellipsis;white-space:nowrap}.agent-review-action small{margin-top:2px;color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.agent-review-type-icon{width:24px;height:24px;flex:0 0 auto;display:grid;place-items:center;border-radius:var(--radius);background:var(--panel-subtle);color:var(--accent)}.agent-review-description{display:-webkit-box;overflow:hidden;padding-right:20px;color:var(--text);font-size:var(--text-dense);line-height:var(--leading-dense);-webkit-box-orient:vertical;-webkit-line-clamp:2}.agent-review-details-cell,.agent-review-details{position:relative}.agent-review-details summary{width:fit-content;padding:5px 7px;border-radius:var(--radius);color:var(--muted);font-size:var(--text-meta);cursor:pointer;list-style:none}.agent-review-details summary::-webkit-details-marker{display:none}.agent-review-details summary:hover,.agent-review-details summary:focus-visible,.agent-review-details[open] summary{background:var(--panel-subtle);color:var(--text)}.agent-review-details-panel{position:absolute;z-index:4;top:calc(100% + 4px);right:0;width:320px;display:none;padding:12px;border:1px solid var(--line-strong);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.agent-review-details:hover .agent-review-details-panel,.agent-review-details:focus-within .agent-review-details-panel,.agent-review-details[open] .agent-review-details-panel{display:grid}.agent-review-details-panel>strong{margin-bottom:6px;font-size:var(--text-dense)}.agent-review-detail{display:grid;grid-template-columns:92px minmax(0,1fr);gap:8px;padding:5px 0;font-size:var(--text-meta);line-height:var(--leading-meta)}.agent-review-detail>span:first-child{color:var(--muted)}.agent-review-detail>div{display:grid;grid-template-columns:minmax(0,1fr) 14px minmax(0,1fr);align-items:start;gap:5px}.agent-review-detail svg{color:var(--faint)}.agent-review-detail code{overflow-wrap:anywhere;color:var(--text);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px}.arc-topbar{min-width:0;min-height:46px;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);flex:0 0 auto;align-items:center;padding:0 14px;background:#fff}.arc-topbar-search{min-width:0;width:min(300px,100%);height:31px;display:grid;grid-template-columns:17px minmax(0,1fr);align-items:center;gap:6px;padding:0 8px;border:0;background:transparent;color:#4b5563}.arc-topbar-search:hover{background:var(--panel-subtle)}.arc-topbar-search input{min-width:0;width:100%;border:0;outline:0;background:transparent;color:#2c3036;font:inherit;font-size:var(--text-ui);line-height:var(--leading-ui)}.arc-topbar-search:focus-within{background:var(--panel-subtle);box-shadow:0 0 0 2px var(--accent-soft)}.arc-topbar-search input::placeholder{color:#9aa1ad}.arc-mode-switcher{height:32px;display:flex;align-items:center;padding:2px;border:0;background:#eeeeeb;border-radius:var(--radius)}.arc-mode-switcher button{height:28px;min-width:72px;display:inline-flex;align-items:center;justify-content:center;border:0;background:transparent;color:#777674;font-size:var(--text-ui);line-height:var(--leading-ui);font-weight:520;border-radius:var(--radius)}.arc-mode-switcher button[data-pressed]{background:#fff;color:#252830;box-shadow:0 1px 3px #181d261f}.arc-workspace-actions{grid-column:3;display:flex;align-items:center;justify-content:flex-end;gap:8px}.arc-table{min-width:980px;min-height:100%;background:#fff}.arc-table-row{width:100%;min-height:40px;display:grid;grid-template-columns:minmax(320px,1.6fr) 180px 120px 90px;align-items:center;gap:0;border:0;border-bottom:1px solid #e7e9ee;padding:0;background:#fff;color:#5c6572;border-radius:0;text-align:left;font-size:var(--text-dense);line-height:var(--leading-dense)}.arc-table-row.requirements{grid-template-columns:160px minmax(340px,1fr) 110px 160px}.arc-table-row.properties{grid-template-columns:minmax(240px,1fr) 180px minmax(320px,1.4fr) 110px}.arc-table-row.requirements:not(.arc-table-head){min-height:44px}.arc-table-row.requirements>span:nth-child(2),.arc-table-row.properties>span:nth-child(3){white-space:normal}button.arc-table-row:hover{background:var(--panel-subtle)}button.arc-table-row.selected{background:var(--accent-soft)}.arc-table-row>span{min-width:0;height:100%;display:flex;align-items:center;padding:0 8px;border-right:1px solid #e7e9ee}.arc-table-head{min-height:32px;background:#fafafa;color:#7d8490;font-size:var(--text-meta);line-height:var(--leading-meta);font-weight:520}.arc-status-cell{justify-content:center;background:var(--panel-subtle);font-size:var(--text-meta);font-weight:720;letter-spacing:.035em;text-transform:uppercase}.arc-status-cell>span{opacity:0}.arc-status-cell:hover>span,button.arc-table-row:focus-visible .arc-status-cell>span{opacity:1}.arc-tree-canvas{width:100%;height:100%;position:relative;overflow:hidden}.arc-graph-toolbar{position:absolute;z-index:12;top:12px;left:12px;right:12px;display:flex;align-items:flex-start;justify-content:flex-start;gap:12px;pointer-events:none}.arc-graph-toolbar nav{min-width:0;display:flex;align-items:center;pointer-events:auto;overflow:hidden;border:1px solid var(--line);background:#fffffff0;box-shadow:0 4px 14px #1b253414}.arc-graph-toolbar nav>button,.arc-graph-toolbar nav>span>button{height:32px;min-width:0;overflow:hidden;padding:0 9px;border:0;background:transparent;color:var(--muted);font-size:var(--text-dense);text-overflow:ellipsis;white-space:nowrap;opacity:.68;transition:color .12s ease,opacity .12s ease}.arc-graph-toolbar nav>button:hover,.arc-graph-toolbar nav>button:focus-visible,.arc-graph-toolbar nav>span>button:hover,.arc-graph-toolbar nav>span>button:focus-visible{color:var(--text);opacity:1}.arc-graph-toolbar nav button.current{color:var(--text);font-weight:650;opacity:1}.arc-graph-toolbar nav>span{min-width:0;display:flex;align-items:center}.arc-graph-toolbar nav>span>svg{flex:0 0 auto;color:var(--faint);font-size:13px}.arc-graph-filter{position:absolute;z-index:12;bottom:12px;left:12px;max-width:calc(100% - 84px);min-height:34px;display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:7px 10px;background:var(--surface-hover);opacity:.68;border-radius:var(--radius-control);transition:opacity .12s ease}.arc-graph-filter:hover,.arc-graph-filter:focus-within{opacity:1}.arc-graph-filter-option{min-width:0}.arc-graph-filter-option>span,.arc-node-type>span:not(.type-glyph){min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.arc-tree-canvas .react-flow{background:transparent}.arc-tree-canvas .react-flow__node{border:0;background:transparent;box-shadow:none}.arc-tree-canvas .react-flow__node.related{opacity:1}.arc-tree-canvas .react-flow__edge-path{stroke:var(--graph-edge);stroke-width:1.5}.arc-tree-canvas .react-flow__edge.related .react-flow__edge-path{stroke:var(--accent);stroke-width:2}.arc-tree-canvas .react-flow__edge-text{fill:var(--graph-edge-label);font-size:var(--text-meta);font-weight:560}.arc-tree-canvas .react-flow__edge-textbg{fill:var(--graph-card)}.arc-tree-canvas .react-flow__controls{overflow:hidden;border:1px solid var(--graph-card-border);background:var(--graph-card);box-shadow:var(--shadow-subtle)}.arc-tree-canvas .react-flow__controls-button{border-color:var(--graph-card-border);background:var(--graph-card);color:var(--text-secondary)}.arc-tree-canvas .react-flow__controls-button:hover{background:var(--surface-hover)}.arc-canvas-node-shell{--arc-color: #3b9bd6;width:100%;height:100%;display:grid;grid-template-rows:20px minmax(0,1fr);gap:4px;color:var(--text-primary)}.arc-node-type{min-width:0;display:flex;align-items:center;gap:6px;color:var(--arc-color);font-size:var(--text-meta);line-height:var(--leading-meta)}.arc-canvas-node-card{position:relative;display:grid;align-content:center;gap:5px;padding:10px 14px;border:1px solid var(--graph-card-border);background:var(--graph-card);text-align:left;border-radius:var(--radius);box-shadow:0 2px 8px #141e2d14}.arc-node-actions{position:absolute;z-index:2;top:6px;right:6px;display:flex;gap:3px;opacity:0;transition:opacity .1s ease}.arc-canvas-node-card:hover .arc-node-actions,.arc-canvas-node-card:focus-within .arc-node-actions,.react-flow__node.selected .arc-node-actions{opacity:1}.arc-node-actions button{width:24px;height:24px;display:grid;place-items:center;padding:0;border:1px solid var(--line);background:var(--graph-card);color:var(--muted);font-size:13px;box-shadow:0 1px 4px #141e2d14}.arc-node-actions button:hover,.arc-node-actions button:focus-visible{border-color:var(--arc-color);color:var(--arc-color)}.arc-canvas-node-card:hover{border-color:color-mix(in srgb,var(--arc-color) 38%,var(--graph-card-border));box-shadow:0 4px 12px #141e2d1a}.react-flow__node.selected .arc-canvas-node-card{border-color:var(--arc-color);box-shadow:0 0 0 2px color-mix(in srgb,var(--arc-color) 18%,transparent),0 3px 10px #141e2d14}.react-flow__node.related .arc-canvas-node-card{border-color:color-mix(in srgb,var(--arc-color) 42%,var(--graph-card-border))}.arc-canvas-node-card strong{overflow:hidden;padding-right:76px;font-size:var(--text-ui);font-weight:500;line-height:var(--leading-ui);text-overflow:ellipsis;white-space:nowrap}.arc-canvas-node-card>span:not(.type-glyph){width:max-content;max-width:100%;overflow:hidden;padding:2px 6px;background:var(--surface-hover);color:var(--text-muted);font-size:var(--text-meta);line-height:var(--leading-meta);text-overflow:ellipsis;text-transform:uppercase;white-space:nowrap;border-radius:var(--radius)}.arc-canvas-node-card .react-flow__handle{visibility:hidden}.arc-detail-drawer{position:fixed;z-index:80;top:0;right:0;bottom:0;width:min(440px,42vw);height:100dvh;background:#fff;border-left:1px solid #dfe3ea;box-shadow:-20px 0 44px #1a202c1f}.arc-detail-tabs{height:46px;display:flex;align-items:end;gap:18px;padding:0 18px;border-bottom:1px solid #e7e9ee}.arc-detail-tabs button{height:34px;display:inline-flex;align-items:center;gap:7px;border:0;border-bottom:2px solid transparent;border-radius:0;background:transparent;color:#5f6875;font-size:var(--text-ui);line-height:var(--leading-ui)}.arc-detail-tabs button[data-active]{border-bottom-color:#191a1d;color:#191a1d}.type-glyph{width:18px;height:18px;font-size:13px}.item-name{gap:6px;color:var(--text-primary)}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0;overscroll-behavior:none}body{background:var(--canvas);color:var(--text);font-size:var(--text-ui);line-height:var(--leading-ui)}button,input,textarea,select{font:inherit;border-radius:var(--radius)}button{color:inherit}button,.base-select-trigger{cursor:pointer}button:active{transform:none}:where(button,a,input,textarea,select,summary,[role=button],[role=tab],[role=menuitem],[tabindex]):focus-visible{outline:1px solid var(--focus);outline-offset:2px}input,textarea,.base-select-trigger{color:var(--text)}code,kbd{font-family:SFMono-Regular,Consolas,Liberation Mono,monospace}.icon-button{width:31px;height:31px;display:inline-grid;place-items:center;padding:0;border:1px solid var(--line);background:var(--panel)}.icon-button:hover{background:var(--panel-subtle)}.button{min-height:32px;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:0 11px;border:1px solid var(--line-strong);background:var(--panel);color:var(--text);font-size:var(--text-ui);line-height:var(--leading-ui);font-weight:620;white-space:nowrap}.button:hover{border-color:#aeb7c4;background:var(--panel-subtle)}.button.primary{border-color:var(--accent);background:var(--accent);color:#fff}.button.primary:hover{border-color:var(--accent-hover);background:var(--accent-hover)}.button:disabled{opacity:.55;cursor:wait}.error-strip{min-height:38px;display:flex;align-items:center;gap:8px;padding:7px 18px;border-bottom:1px solid #efc4c9;background:var(--bad-soft);color:var(--bad);font-size:var(--text-ui);line-height:var(--leading-ui)}.error-strip button{margin-left:auto;border:0;background:transparent;color:inherit;font-weight:700}.base-select-positioner,.base-menu-positioner{z-index:200}.base-select-popup,.base-menu-popup{min-width:var(--anchor-width);max-height:var(--available-height);overflow:auto;padding:4px;border:1px solid var(--line-strong);background:#fff;box-shadow:var(--shadow);color:var(--text);outline:0;border-radius:var(--radius)}.arc-view-select-popup{width:var(--anchor-width)}.base-select-item,.base-menu-item{min-height:30px;display:flex;align-items:center;gap:8px;padding:0 8px;outline:0;font-size:var(--text-ui);line-height:var(--leading-ui);cursor:default;border-radius:var(--radius)}.base-select-item[data-highlighted],.base-menu-item[data-highlighted]{background:var(--panel-hover)}.base-select-item[data-disabled],.base-menu-item[data-disabled]{color:var(--faint)}.base-select-indicator{margin-left:auto;color:var(--accent)}.base-select-value{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.base-select-value[data-placeholder]{color:var(--faint)}.base-select-icon{display:grid;place-items:center;color:var(--muted)}.base-menu-popup{min-width:164px}.base-menu-item svg{color:var(--muted);font-size:14px}.base-menu-separator{height:1px;margin:4px;background:var(--line)}.item-name{min-width:0;display:flex;align-items:center;gap:9px;color:var(--text)}.item-name strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.type-glyph{flex:0 0 auto;width:25px;height:25px;display:inline-grid;place-items:center;font-size:14px}.status-badge{height:28px;display:inline-flex;align-items:center;width:max-content;padding:0 10px;border:0;border-radius:var(--radius-control);background:var(--surface-hover);color:var(--text-muted);font-size:var(--text-meta);line-height:var(--leading-meta);font-weight:500}.status-good{background:var(--good-soft);color:var(--good)}.status-warn{background:var(--warn-soft);color:var(--warn)}.status-bad{background:var(--bad-soft);color:var(--bad)}.reader-view{max-width:820px;min-height:100%;margin:0 auto;padding:54px 68px;background:var(--surface-main);box-shadow:0 0 0 1px var(--line)}.reader-view>header{padding-bottom:28px;border-bottom:1px solid var(--line)}.reader-view>header small{color:var(--accent);font-size:var(--text-meta);line-height:var(--leading-meta);font-weight:700;letter-spacing:.08em;text-transform:uppercase}.reader-view>header h2{margin:9px 0 6px;font-size:28px;line-height:36px;letter-spacing:-.045em}.reader-view>header p{margin:0;color:var(--muted)}.reader-view>button{width:100%;display:grid;grid-template-columns:34px minmax(0,1fr);gap:14px;padding:22px 5px;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left}.reader-view>button:hover,.reader-view>button.selected{background:var(--accent-soft)}.reader-view>button>span{color:var(--faint);font-family:SFMono-Regular,monospace;font-size:var(--text-meta);line-height:var(--leading-meta)}.reader-view h3{margin:4px 0 8px;font-size:var(--text-reading);line-height:var(--leading-reading)}.reader-view button small{color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta);letter-spacing:.07em;text-transform:uppercase}.reader-view button p{margin:0;color:var(--text-secondary);font-size:var(--text-reading);line-height:var(--leading-reading)}.matrix-view{min-height:100%;overflow:auto;background:var(--surface-main)}.matrix-table{min-width:980px;display:grid;grid-template-columns:130px minmax(320px,1fr) 170px 220px 160px;background:var(--surface-main)}.matrix-table-row{height:48px;min-height:48px;display:grid;grid-column:1 / -1;grid-template-columns:subgrid;border:0;border-bottom:1px solid var(--line)}.matrix-table-row>*{min-width:0;min-height:100%;display:flex;align-items:center;padding:7px 10px;border:0;border-right:1px solid var(--line);background:var(--surface-main);color:var(--text);font-size:var(--text-dense);line-height:var(--leading-dense);overflow:hidden}.matrix-table-row>:last-child{border-right:0}.matrix-table-head{height:34px;min-height:34px;position:sticky;top:0;z-index:5;background:var(--surface-raised)}.matrix-table-head>*{background:var(--surface-raised);color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta);font-weight:520}.matrix-identifier,.matrix-statement{position:sticky;z-index:2;padding:0}.matrix-identifier{left:0}.matrix-statement{left:130px}.matrix-table-head .matrix-identifier,.matrix-table-head .matrix-statement{z-index:6;padding:7px 10px}.matrix-requirement-link{width:100%;min-height:100%;padding:7px 10px;border:0;background:transparent;color:inherit;border-radius:0;overflow:hidden;text-align:left;cursor:pointer}.matrix-requirement-link:hover{background:var(--panel-hover)}.matrix-identifier .matrix-requirement-link{overflow:hidden;color:var(--text);font-weight:650;text-decoration:underline;text-decoration-color:var(--line-strong);text-underline-offset:2px;text-overflow:ellipsis;white-space:nowrap}.matrix-statement .matrix-requirement-link{display:-webkit-box;align-content:center;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.matrix-methods{overflow:hidden;color:var(--muted);text-overflow:ellipsis;white-space:nowrap}.matrix-table-row>.matrix-activities,.matrix-table-row>.matrix-verification{padding:0}.matrix-popover-trigger,.matrix-status-trigger{width:100%;min-width:0;min-height:100%;align-self:stretch;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:7px 10px;border:0;background:transparent;text-align:left;cursor:pointer;border-radius:0}.matrix-popover-trigger{color:var(--text)}.matrix-popover-trigger:hover,.matrix-status-trigger:hover,.matrix-popover-trigger[data-popup-open],.matrix-status-trigger[data-popup-open]{background:var(--panel-hover)}.matrix-popover-trigger>span,.matrix-status-trigger>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.matrix-popover-trigger>svg,.matrix-status-trigger>svg{flex:0 0 auto;color:var(--faint);font-size:12px}.matrix-popover-trigger.empty{color:var(--muted)}.matrix-status-trigger{width:100%;background:transparent;text-transform:none;letter-spacing:0}.matrix-status-trigger.status-good{color:var(--good)}.matrix-status-trigger.status-warn{color:var(--warn)}.matrix-status-trigger.status-bad{color:var(--bad)}.matrix-popover-positioner{z-index:200}.matrix-popover{width:min(390px,calc(100vw - 24px));max-height:min(520px,var(--available-height));overflow:auto;border:1px solid var(--line-strong);background:var(--surface-raised);box-shadow:var(--shadow);color:var(--text);outline:0;border-radius:var(--radius)}.matrix-popover>header{min-height:54px;display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:10px 10px 8px 12px;border-bottom:1px solid var(--line)}.matrix-popover>header>div{min-width:0;display:grid;gap:1px}.matrix-popover [role=dialog]{outline:0}.matrix-popover-title{font-size:var(--text-ui);line-height:var(--leading-ui);font-weight:650}.matrix-popover-description{color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.matrix-activity-list,.matrix-available-list{display:grid}.matrix-activity-row{min-height:48px;display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:8px;padding:5px 8px 5px 12px;border-bottom:1px solid var(--line)}.matrix-activity-row>button:first-child{min-width:0;display:grid;gap:1px;padding:2px 0;border:0;background:transparent;color:var(--text);text-align:left;cursor:pointer}.matrix-activity-row strong,.matrix-available-list strong{overflow:hidden;font-size:var(--text-dense);line-height:var(--leading-dense);text-overflow:ellipsis;white-space:nowrap}.matrix-activity-row small,.matrix-available-list small{color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.matrix-unlink{width:28px;height:28px;display:grid;place-items:center;border:0;background:transparent;color:var(--muted);cursor:pointer;border-radius:var(--radius)}.matrix-unlink:hover{background:var(--bad-soft);color:var(--bad)}.matrix-unlink:disabled{opacity:.5;cursor:wait}.matrix-popover-empty,.matrix-available-list>p{margin:0;padding:14px 12px;color:var(--muted);font-size:var(--text-dense);line-height:var(--leading-dense)}.matrix-popover-actions,.matrix-status-summary{border-top:1px solid var(--line);background:var(--panel-subtle)}.matrix-add-activity{width:100%;min-height:38px;display:flex;align-items:center;gap:7px;padding:0 12px;border:0;background:transparent;color:var(--accent);font-size:var(--text-dense);font-weight:600;text-align:left;cursor:pointer}.matrix-add-activity:hover{background:var(--panel-hover)}.matrix-available-list{max-height:240px;overflow:auto}.matrix-available-list>button{min-height:44px;display:grid;grid-template-columns:18px minmax(0,1fr);align-items:center;gap:7px;padding:5px 12px;border:0;border-bottom:1px solid var(--line);background:var(--surface-raised);color:var(--text);text-align:left;cursor:pointer}.matrix-available-list>button:hover{background:var(--panel-hover)}.matrix-available-list>button>span{min-width:0;display:grid}.matrix-available-list>button>svg{color:var(--accent)}.matrix-status-summary{display:flex;justify-content:space-between;gap:12px;padding:8px 12px;color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.matrix-popover-error{margin:0;padding:8px 12px;border-top:1px solid #efc9ce;background:var(--bad-soft);color:var(--bad);font-size:var(--text-meta);line-height:var(--leading-meta)}@media(max-width:900px){.matrix-statement{position:static;box-shadow:none}}.inspector{min-width:0;height:calc(100dvh - 116px);overflow:hidden;background:#fff;border-left:1px solid var(--line)}.inspector-content{height:100%;overflow:auto}.inspector-content.has-save-bar{padding-bottom:68px}.inspector-save-bar{position:absolute;z-index:2;left:50%;bottom:16px;width:min(340px,calc(100% - 32px));min-height:42px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:5px 6px 5px 12px;border:1px solid #17171a;border-radius:9px;background:linear-gradient(#404044,#29292d);box-shadow:0 12px 26px #00000047;color:#fff;font-size:var(--text-dense);line-height:var(--leading-dense);transform:translate(-50%)}.inspector-save-bar>span{min-width:0;display:inline-flex;align-items:center;gap:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.inspector-save-bar>span>svg{flex:0 0 auto;font-size:14px}.inspector-save-bar>span.saved>svg{color:#31d07b}.inspector-save-bar>div{display:flex;flex:0 0 auto;gap:5px}.inspector-save-bar button{height:30px;padding:0 12px;border:0;border-radius:7px;color:#fff;font-size:var(--text-meta);font-weight:650}.inspector-save-bar button.reset{background:#ef5260}.inspector-save-bar button.save{background:#6757e5}.inspector-content>header{min-height:78px;display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:16px;border-bottom:1px solid var(--line)}.inspector-content>header small{color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta);font-weight:700;letter-spacing:.07em;text-transform:uppercase}.inspector-content>header h2{margin:6px 0 0;font-size:var(--text-reading);line-height:var(--leading-reading);letter-spacing:-.025em}.inspector-actions{display:flex;gap:6px;padding:10px 16px;border-bottom:1px solid var(--line)}.inspector-panel{outline:0}.inspector-panel>section{padding:15px 16px;border-bottom:1px solid var(--line)}.inspector-panel>section h3,.new-field-form h3{margin:0 0 12px;display:flex;align-items:center;justify-content:space-between;color:var(--text);font-size:var(--text-meta);line-height:var(--leading-meta);font-weight:750;letter-spacing:.045em;text-transform:uppercase}.inspector-panel>section h3 span{color:var(--faint)}.definition{min-height:35px;display:grid;grid-template-columns:105px minmax(0,1fr);align-items:start;gap:10px;padding:8px 0;border-bottom:1px solid #eff1f4;color:var(--muted);font-size:var(--text-ui);line-height:var(--leading-ui)}.definition:last-child{border-bottom:0}.definition>span{color:var(--faint)}.definition>div{min-width:0;color:var(--text);line-height:1.5;overflow-wrap:anywhere}.definition code{font-size:var(--text-meta);line-height:var(--leading-meta)}.item-metadata{margin-top:10px;border-top:1px solid var(--line)}.item-metadata>summary{padding:10px 0;color:var(--muted);font-size:var(--text-ui);font-weight:650;cursor:pointer}.editor-form>.item-metadata{margin-top:0}.empty-value{color:var(--faint)}.related-list{display:grid;gap:12px}.related-group{display:grid;gap:2px}.related-group>small{color:var(--faint);font-size:var(--text-meta);line-height:var(--leading-meta);text-transform:capitalize}.related-list em{color:var(--faint);font-size:var(--text-meta);font-style:normal}.constraint-result.pass{color:var(--good)}.constraint-result.fail{color:var(--bad)}.related-list button{min-height:32px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px;padding:4px 0;border:0;border-radius:0;background:transparent;text-align:left}.related-list button:hover{background:var(--panel-subtle)}.related-item-copy{min-width:0;display:flex;align-items:baseline;gap:6px;overflow:hidden}.related-list small{color:var(--faint);font-size:var(--text-meta);line-height:var(--leading-meta)}.related-list strong{flex:0 1 auto;max-width:45%;overflow:hidden;color:var(--text);font-size:var(--text-ui);line-height:var(--leading-ui);text-overflow:ellipsis;white-space:nowrap}.related-item-copy small,.related-list em{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.related-item-copy small{color:var(--muted);font-size:var(--text-dense);line-height:var(--leading-dense)}.related-list em{max-width:140px}.related-list p{color:var(--muted);font-size:var(--text-ui);line-height:var(--leading-ui)}.inspector-content>footer{display:grid;grid-template-columns:70px minmax(0,1fr);gap:8px;padding:15px 16px;color:var(--faint);font-size:var(--text-meta);line-height:var(--leading-meta)}.inspector-content>footer code{overflow:hidden;color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta);text-overflow:ellipsis}.content-page{min-height:0;flex:1 1 auto;overflow:auto;padding:24px 26px 40px}.page-header{min-height:66px;display:flex;align-items:flex-start;gap:18px;padding-bottom:20px}.page-header>div{min-width:0;margin-right:auto}.page-header h1{margin:0;font-size:var(--text-title);line-height:var(--leading-title);letter-spacing:-.04em}.page-header p{max-width:640px;margin:6px 0 0;color:var(--muted);font-size:var(--text-ui);line-height:var(--leading-ui)}.page-header>span{padding-top:6px;color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.segmented{width:max-content;display:flex;margin-bottom:18px;border:1px solid var(--line);background:var(--panel-subtle)}.segmented button{min-height:31px;padding:0 12px;border:0;border-right:1px solid var(--line);border-radius:0;background:transparent;color:var(--muted);font-size:var(--text-dense);line-height:var(--leading-dense)}.segmented button:last-child{border-right:0}.segmented button[data-pressed],.segmented button[data-active]{background:#fff;color:var(--text);font-weight:700}.segmented button small{margin-left:4px;color:var(--faint);font-size:var(--text-meta)}.impact-actions{min-height:38px;display:flex;align-items:center;gap:7px;margin-bottom:8px;color:var(--muted);font-size:var(--text-dense)}.impact-actions form{width:100%;display:flex;align-items:center;gap:7px}.impact-actions input{min-width:220px;flex:1;height:32px;padding:0 9px;border:1px solid var(--line-strong);background:#fff}.impact-clear,.impact-item{border:0;background:transparent}.impact-clear{padding:5px 7px;color:var(--muted);font-size:var(--text-dense)}.impact-table-wrap{width:100%;overflow-x:auto;border-top:1px solid var(--line)}.impact-table{width:100%;min-width:900px;border-collapse:collapse;table-layout:fixed;font-size:var(--text-dense);line-height:var(--leading-dense)}.impact-table th,.impact-table td{height:44px;padding:5px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}.impact-table th{height:32px;color:var(--faint);font-size:var(--text-meta);font-weight:520}.impact-table th:nth-child(2){width:22%}.impact-table th:nth-child(3){width:18%}.impact-table th:nth-child(4){width:22%}.impact-table th:nth-child(5){width:22%}.impact-table th:last-child{width:112px}.impact-table tbody>tr:not(.impact-detail-row):hover,.impact-table tbody>tr.selected{background:var(--panel-subtle)}.impact-table td>small,.impact-item small{display:block;color:var(--faint);font-size:var(--text-meta)}.impact-select{width:36px;padding-inline:8px!important;text-align:center!important}.impact-select input{width:15px;height:15px;margin:0;accent-color:var(--accent)}.impact-item{width:100%;display:flex;align-items:center;gap:5px;padding:0;text-align:left}.impact-item>svg{flex:0 0 auto;color:var(--faint)}.impact-item>span,.impact-path-cell{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.impact-table .owner-names{max-width:100%;flex-wrap:nowrap;overflow:hidden;white-space:nowrap}.impact-detail-row td{height:auto;padding:10px 12px 12px;background:#fafbfc}.impact-detail-row td:first-child{padding:0}.impact-detail-row td:last-child{display:grid;gap:7px}.impact-detail-row span{color:var(--muted)}.impact-detail-row strong{display:inline-block;width:90px;color:var(--text)}.embedded-page{padding-top:24px}.task-list,.merge-panel{display:grid;gap:12px;margin-top:24px}.task-owner-filter{width:220px}.task-row{align-items:center;background:#fff;border:1px solid var(--sidebar-line);display:grid;gap:12px;grid-template-columns:auto 1fr auto;padding:14px 16px}.task-row>span{display:grid;gap:3px}.task-row small{color:var(--sidebar-muted)}.merge-actions{display:flex;gap:8px}.owner-names,.owner-names>span{align-items:center;display:inline-flex;gap:6px}.owner-names{flex-wrap:wrap}.owner-names img,.owner-names>span>span{align-items:center;background:#eef1f5;border-radius:50%;display:inline-flex;height:22px;justify-content:center;object-fit:cover;width:22px}.owner-option{min-width:0;display:grid;grid-template-columns:22px minmax(0,1fr);align-items:center;gap:8px}.owner-option img,.owner-option>span{width:22px;height:22px;display:grid;place-items:center;border-radius:50%;background:var(--panel-subtle);object-fit:cover;color:var(--muted);font-size:var(--text-meta)}.owner-option strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.owner-picker{display:grid;gap:var(--space-2)}.owner-picker-member{width:100%;min-height:34px;padding:var(--space-4) var(--space-5);border:1px solid var(--border-default);border-radius:var(--radius-control);color:var(--text-primary);cursor:pointer}.owner-picker-member:hover{background:var(--surface-hover)}.owner-picker-member .owner-option{flex:1}.metric{min-height:42px;display:flex;align-items:center;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line)}.metric span{color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.metric strong{font-size:var(--text-section);line-height:var(--leading-section);letter-spacing:-.03em}.review-banner{min-height:48px;display:grid;grid-template-columns:22px minmax(0,1fr) auto;align-items:center;gap:9px;margin-bottom:18px;padding:8px 12px;border:1px solid var(--accent-line);background:var(--accent-soft);color:var(--accent)}.review-banner>span{display:grid;gap:2px;color:var(--muted);font-size:var(--text-dense);line-height:var(--leading-dense)}.review-banner strong{color:var(--text)}.change-overview{display:flex;align-items:center;gap:5px;margin:0 0 12px;color:var(--muted);font-size:var(--text-dense)}.change-overview strong{color:var(--text)}.change-overview span{color:var(--faint)}.change-list{overflow-x:auto;border-top:1px solid var(--line)}.change-group{min-width:650px}.change-group>summary,.change-row>summary{list-style:none;cursor:pointer}.change-group>summary::-webkit-details-marker,.change-row>summary::-webkit-details-marker{display:none}.change-group>summary{min-height:34px;display:flex;align-items:center;gap:6px;border-bottom:1px solid var(--line);color:var(--muted);font-size:var(--text-meta);font-weight:720;letter-spacing:.035em;text-transform:uppercase}.change-group>summary svg,.change-row>summary svg{color:var(--faint);transition:transform .12s ease}.change-group[open]>summary>svg,.change-row[open]>summary>svg{transform:rotate(90deg)}.change-group>summary small{color:var(--faint);font-weight:520}.change-row>summary{min-height:42px;display:grid;grid-template-columns:20px 110px minmax(150px,.55fr) minmax(240px,1fr) 70px;align-items:center;gap:8px;padding:0 8px;border-bottom:1px solid var(--line);font-size:var(--text-dense)}.change-row>summary:hover,.change-row[open]>summary{background:var(--panel-subtle)}.change-row>summary>span,.change-row>summary>strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.change-row>summary>span{color:var(--muted)}.change-row>summary>small{color:var(--faint);text-align:right}.change-detail{border-bottom:1px solid var(--line);background:#fafbfc}.change-detail>div{min-height:34px;display:grid;grid-template-columns:140px minmax(0,1fr) 20px minmax(0,1fr);align-items:center;gap:8px;padding:5px 42px;border-bottom:1px solid #eceff3;color:var(--muted);font-size:var(--text-dense)}.change-detail>div:last-child{border-bottom:0}.change-detail>div>strong{color:var(--text)}.change-detail>div>svg{color:var(--faint)}.settings-page{padding:0;overflow:hidden}.settings-header{height:64px;display:flex;align-items:center;padding:0 20px}.settings-header h1{margin:0;font-size:var(--text-title);line-height:var(--leading-title);letter-spacing:-.04em}.settings-tabs{height:38px;display:flex;gap:18px;padding:0 20px;border-bottom:1px solid var(--line)}.settings-tabs button{position:relative;border:0;border-radius:0;background:transparent;color:var(--muted);font-size:var(--text-ui)}.settings-tabs button[data-active]{color:var(--text);font-weight:700}.settings-tabs button[data-active]:after{content:"";position:absolute;right:0;bottom:-1px;left:0;height:2px;background:#191a1d}.general-settings{min-height:44px;display:grid;grid-template-columns:180px minmax(0,1fr);align-items:center;padding:0 20px;border-bottom:1px solid var(--line);font-size:var(--text-ui)}.general-settings>span{color:var(--muted)}.model-studio{height:calc(100dvh - 102px);min-height:0;display:grid;grid-template-columns:248px minmax(0,1fr);background:var(--panel)}.type-list{overflow-y:auto;border-right:1px solid var(--line)}.definition-list-heading{min-height:36px;display:flex;align-items:center;gap:8px;padding:0 8px 0 14px;border-bottom:1px solid var(--line);color:var(--muted)}.definition-list-heading.relationship-heading{border-top:1px solid var(--line)}.definition-list-heading strong{margin-right:auto;font-size:var(--text-meta);line-height:var(--leading-meta)}.definition-list-heading button,.field-heading button{height:28px;display:inline-flex;align-items:center;gap:5px;border:0;background:transparent;color:var(--muted)}.definition-list-heading button{width:28px;justify-content:center}.definition-list-heading button:hover,.field-heading button:hover{color:var(--accent)}.type-list>button{width:100%;min-height:40px;display:grid;grid-template-columns:20px minmax(0,1fr);align-items:center;gap:8px;padding:0 12px;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--text);text-align:left}.type-list>button:hover,.type-list>button.active{background:var(--panel-subtle)}.type-list>button.active{font-weight:700}.type-list>button>svg{color:var(--muted)}.inline-definition-form{min-height:40px;display:grid;grid-template-columns:minmax(0,1fr) 30px 30px;align-items:center;gap:4px;padding:4px 8px;border-bottom:1px solid var(--line)}.inline-definition-form input,.inline-definition-form button{height:30px;border:1px solid var(--line);background:#fff}.inline-definition-form input{min-width:0;padding:0 8px}.type-detail{min-width:0;overflow-y:auto}.type-detail>header{min-height:58px;display:flex;align-items:center;gap:8px;padding:0 16px;border-bottom:1px solid var(--line)}.type-detail h2{margin:0;font-size:var(--text-section);line-height:var(--leading-section)}.system-label{padding:2px 5px;background:var(--panel-subtle);color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta);font-weight:700}.type-facts>div{min-height:42px;display:grid;grid-template-columns:130px minmax(0,1fr);align-items:center;gap:12px;padding:0 16px;border-bottom:1px solid var(--line);font-size:var(--text-dense)}.type-facts span{color:var(--muted)}.type-facts strong{font-weight:520}.type-facts code{color:var(--text)}.field-heading{min-height:40px;display:flex;align-items:center;padding:0 12px 0 16px;border-bottom:1px solid var(--line)}.field-heading h3{margin:0 auto 0 0;color:var(--text-muted);font-size:var(--text-meta);line-height:var(--leading-ui);font-weight:600;letter-spacing:.06em;text-transform:uppercase}.field-heading .button{height:30px;padding:0 var(--space-5);border:1px solid var(--border-default);background:var(--surface-raised);color:var(--text-secondary)}.field-heading .button:hover{border-color:var(--border-strong);background:var(--surface-hover);color:var(--text-primary)}.field-list>div{min-height:40px;display:grid;grid-template-columns:minmax(160px,1fr) 150px 80px 28px;align-items:center;gap:12px;padding:0 16px;border-bottom:1px solid var(--line);font-size:var(--text-dense)}.field-list>div.archived{opacity:.58}.field-list .inline-value{min-height:32px;justify-content:flex-start;font-weight:600}.field-archive-button{width:28px;height:28px;display:grid;place-items:center;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--muted)}.field-archive-button:hover{background:var(--surface-hover);color:var(--text-primary)}.field-list>div>strong{color:var(--text-primary);font-size:var(--text-ui);font-weight:600}.field-list>div>span{color:var(--muted)}.field-list b{color:var(--accent);font-size:var(--text-meta);line-height:var(--leading-meta)}.new-field-form{display:grid;grid-template-columns:minmax(160px,1fr) 180px auto;align-items:center;gap:8px;padding:8px 16px;border-bottom:1px solid var(--line);background:var(--panel-subtle)}.new-field-form input,.new-field-form .base-select-trigger{height:32px;border:1px solid var(--line);background:#fff;padding:0 8px;font-size:var(--text-ui);line-height:var(--leading-ui)}.new-field-form label{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.new-field-actions{grid-column:1 / -1;display:flex;justify-content:flex-end;gap:6px}.relationship-type-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.relationship-type-form h2{grid-column:1 / -1;min-height:58px;display:flex;align-items:center;margin:0;padding:0 16px;border-bottom:1px solid var(--line);font-size:var(--text-section);line-height:var(--leading-section)}.relationship-type-form>.form-field{min-height:76px;padding:10px 16px;border-bottom:1px solid var(--line)}.relationship-type-form>.form-field:nth-of-type(odd){border-right:1px solid var(--line)}.relationship-form-actions{grid-column:1 / -1;display:flex;justify-content:flex-end;gap:6px;padding:10px 16px;border-bottom:1px solid var(--line)}.dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#0c11188a;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.dialog{position:fixed;z-index:101;top:50%;left:50%;width:min(680px,96vw);max-height:calc(100dvh - 56px);overflow:auto;border:1px solid #bec6d1;border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);transform:translate(-50%,-50%);outline:0}.dialog.narrow{width:min(480px,96vw)}.dialog.wide{width:min(940px,96vw)}.dialog>header{position:sticky;top:0;z-index:2;min-height:52px;display:flex;align-items:center;justify-content:space-between;padding:0 15px;border-bottom:1px solid var(--line);background:#fff}.dialog>header h2{min-width:0;margin:0;font-size:var(--text-reading);line-height:var(--leading-reading);letter-spacing:-.02em}.editor-form{display:grid;gap:14px;padding:17px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-field{display:grid;gap:6px}.form-field>label,.form-field>div:first-child{display:flex;align-items:center;justify-content:space-between}.form-field strong{font-size:var(--text-ui);line-height:var(--leading-ui)}.form-field small{color:var(--faint);font-size:var(--text-meta);line-height:var(--leading-meta)}#guidance-form .form-field{gap:var(--space-4)}#guidance-form .form-field>label:has(small){align-items:flex-start;flex-direction:column;gap:var(--space-3)}.base-select-trigger{display:inline-flex;align-items:center;justify-content:space-between;gap:8px;text-align:left}.inline-value{width:100%;min-width:0;min-height:var(--space-9);display:flex;align-items:center;justify-content:flex-start;padding:var(--space-2) var(--space-3);border:0;border-radius:var(--radius-control);outline:0;background:transparent;color:inherit;font:inherit;line-height:inherit;overflow-wrap:anywhere;text-align:left;white-space:normal;cursor:pointer;transition:background-color var(--motion-fast),color var(--motion-fast)}.inline-value:hover:not(:disabled),.inline-value[data-popup-open]{background:var(--surface-hover)}.inline-value:focus-visible{box-shadow:0 0 0 var(--space-1) var(--focus)}.inline-value:disabled{color:var(--text-faint);cursor:default}.inline-value-picker{justify-content:space-between}.inline-value:has(.status-badge){padding-left:var(--space-2)}.inline-value:has(.status-badge) .status-badge{border-radius:calc(var(--radius-control) - var(--space-2))}.inline-editor,.inline-picker{width:100%;min-width:0;display:grid;gap:var(--space-3)}.inline-editor input,.inline-editor textarea{width:100%;min-width:0;min-height:var(--space-10);padding:var(--space-3) var(--space-5);border:var(--space-1) solid var(--border-default);border-radius:var(--radius-control);outline:0;background:var(--surface-raised);color:var(--text-primary);font:inherit;line-height:inherit}.inline-editor textarea{min-height:calc(var(--space-12) + var(--space-8));field-sizing:content;resize:vertical}.inline-editor input:hover,.inline-editor textarea:hover{border-color:var(--border-strong)}.inline-editor input:focus-visible,.inline-editor textarea:focus-visible{border-color:var(--accent);box-shadow:0 0 0 var(--space-1) var(--focus)}.inline-editor input[aria-invalid=true],.inline-editor textarea[aria-invalid=true]{border-color:var(--bad)}.inline-insertions{display:flex;flex-wrap:wrap;gap:var(--space-3)}.inline-insertions button{min-height:var(--space-9);padding:var(--space-2) var(--space-4);border:var(--space-1) solid var(--border-default);border-radius:var(--radius-control);background:var(--surface-raised);color:var(--text-secondary);font:inherit;cursor:pointer}.inline-insertions button:hover,.inline-insertions button:focus-visible{border-color:var(--border-strong);background:var(--surface-hover)}.inline-edit-error{color:var(--bad);font-size:var(--text-meta);line-height:var(--leading-meta)}.inline-owner-popup{min-width:calc(var(--space-12) * 5)}.form-field input,.form-field textarea,.form-field .base-select-trigger{width:100%;min-height:34px;padding:7px 9px;border:1px solid var(--line-strong);outline:0;background:#fff;font-size:var(--text-ui);line-height:var(--leading-ui)}.form-field textarea{min-height:84px;resize:vertical}.form-field input:focus,.form-field textarea:focus,.form-field .base-select-trigger:focus-visible{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}.requirement-group-combobox{display:flex;border:1px solid var(--line-strong);border-radius:var(--radius);background:#fff}.form-field .requirement-group-combobox input{min-width:0;border:0;box-shadow:none}.requirement-group-combobox:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}.requirement-group-combobox button{width:34px;flex:0 0 34px;border:0;background:transparent;color:var(--muted)}.form-divider{margin-top:3px;padding:9px 0 2px;border-top:1px solid var(--line);color:var(--faint);font-size:var(--text-meta);line-height:var(--leading-meta);font-weight:700;letter-spacing:.06em;text-transform:uppercase}.checkbox-field{min-height:44px;display:flex;align-items:center;gap:9px;padding:8px 10px;border:1px solid var(--line)}.base-checkbox-label{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:var(--text-ui);line-height:var(--leading-ui)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.base-checkbox{width:16px;height:16px;display:inline-grid;place-items:center;flex:0 0 auto;margin:0;padding:0;border:1px solid var(--line-strong);background:#fff;color:#fff;outline:0;cursor:pointer}.base-checkbox[data-checked]{border-color:var(--accent);background:var(--accent)}.base-checkbox:focus-visible{box-shadow:0 0 0 2px var(--accent-soft)}.base-checkbox-indicator{display:grid;place-items:center;font-size:12px}.checkbox-field>span{display:grid;gap:3px}.checkbox-field strong{font-size:var(--text-ui);line-height:var(--leading-ui)}.checkbox-field small{color:var(--faint);font-size:var(--text-meta);line-height:var(--leading-meta)}.property-reference-picker{display:flex;flex-wrap:wrap;align-items:center;gap:5px}.property-reference-picker>span{margin-right:3px;color:var(--faint);font-size:var(--text-meta)}.property-reference-picker button{min-height:25px;padding:3px 7px;border:1px solid var(--line);background:var(--panel-subtle);color:var(--muted);font-size:var(--text-meta);cursor:pointer}.property-reference-picker button:hover{border-color:var(--accent);color:var(--accent)}.connection-dialog-form{display:grid}.connection-type-field{padding:13px 16px;border-bottom:1px solid var(--line)}.connection-type-field .form-field{display:grid;grid-template-columns:150px minmax(220px,320px);align-items:center;gap:12px}.connection-picker{height:min(440px,calc(100dvh - 220px));min-height:320px;display:grid;grid-template-columns:minmax(230px,.78fr) minmax(390px,1.4fr);overflow:hidden;border-bottom:1px solid var(--line)}.connection-source-pane,.connection-target-pane{min-width:0;min-height:0;display:flex;flex-direction:column}.connection-source-pane{border-right:1px solid var(--line)}.connection-target-panes{min-width:0;min-height:0;display:grid;grid-template-rows:minmax(170px,.9fr) minmax(220px,1.1fr)}.connection-target-pane+.connection-target-pane{border-top:1px solid var(--line)}.connection-pane-heading{min-height:53px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 12px;border-bottom:1px solid var(--line);background:var(--panel-subtle)}.connection-pane-heading>div{min-width:0;display:grid;gap:2px}.connection-pane-heading h3{margin:0;font-size:var(--text-ui);line-height:var(--leading-ui)}.connection-pane-heading small,.connection-item small{overflow:hidden;color:var(--faint);font-size:var(--text-meta);line-height:var(--leading-meta);text-overflow:ellipsis;white-space:nowrap}.connection-pane-heading>span{min-width:22px;padding:2px 6px;border:1px solid var(--line);background:var(--panel);color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-meta);text-align:center}.connection-list{min-height:0;overflow:auto}.connection-item{width:100%;min-height:49px;display:grid;grid-template-columns:24px minmax(0,1fr) 18px;align-items:center;gap:8px;padding:8px 11px;border:0;border-bottom:1px solid var(--line);background:var(--panel);color:var(--text);text-align:left}button.connection-item{cursor:pointer}button.connection-item:hover,.connection-checkbox:hover{background:var(--panel-subtle)}button.connection-item.active{background:var(--accent-soft)}.connection-item>span:not(.type-glyph){min-width:0;display:grid;gap:3px}.connection-item strong{overflow:hidden;font-size:var(--text-ui);line-height:var(--leading-ui);text-overflow:ellipsis;white-space:nowrap}.base-checkbox-label.connection-checkbox{grid-template-columns:16px 24px minmax(0,1fr);color:var(--text);cursor:pointer}.connection-empty{margin:0;padding:18px 12px;color:var(--faint);font-size:var(--text-ui);line-height:var(--leading-ui);text-align:center}.connection-fields{display:grid;gap:12px;padding:0 16px 16px;border-bottom:1px solid var(--line)}.connection-form-error{padding:12px 16px 0}.connection-dialog-form .dialog-actions{bottom:0;margin:0}.branch-dialog-title{display:flex;align-items:center;min-width:0;gap:6px}.branch-dialog-title>svg{flex:0 0 auto;color:var(--accent);font-size:16px}.branch-dialog-title-prefix{flex:0 0 auto;color:var(--faint);font-weight:400;white-space:nowrap}.branch-dialog-title-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.form-error{min-height:36px;display:flex;align-items:center;gap:7px;padding:8px 9px;border:1px solid #efc6cb;background:var(--bad-soft);color:var(--bad);font-size:var(--text-ui);line-height:var(--leading-ui)}.dialog-actions{position:sticky;bottom:-17px;display:flex;justify-content:flex-end;gap:7px;margin:5px -17px -17px;padding:11px 17px;border-top:1px solid var(--line);background:#fff}.empty-panel{min-height:260px;display:grid;place-items:center;align-content:center;gap:8px;padding:35px;color:var(--muted);text-align:center}.model-canvas>.empty-panel{min-height:100%}.empty-panel>svg{font-size:30px;color:#aab5c6}.empty-panel h3{margin:5px 0 0;color:var(--text);font-size:var(--text-reading);line-height:var(--leading-reading)}.empty-panel p{max-width:380px;margin:0 0 7px;color:var(--muted);font-size:var(--text-ui);line-height:var(--leading-ui)}.fatal-error{min-height:100dvh;display:grid;place-items:center;align-content:center;gap:12px;background:#10141a;color:#e7ebf0}.page-loading{min-height:0;flex:1 1 auto;display:grid;place-items:center;background:var(--surface-main)}.page-loading.full-screen{min-height:100dvh;background:var(--surface-canvas)}.page-loading-progress,.page-loading-track{width:128px}.page-loading-track{height:2px;overflow:hidden;border-radius:var(--radius-pill);background:var(--border-subtle)}.page-loading-indicator{width:40%;height:100%;border-radius:inherit;background:var(--accent);animation:page-loading 1.1s ease-in-out infinite}@keyframes page-loading{0%{transform:translate(-100%)}to{transform:translate(250%)}}@media(prefers-reduced-motion:reduce){.page-loading-indicator{width:100%;animation:none;opacity:.7}}.fatal-error{background:var(--canvas);color:var(--text)}.fatal-error>svg{color:var(--bad);font-size:34px}.fatal-error h1,.fatal-error p{margin:0}.fatal-error p{color:var(--muted)}.auth-screen{min-height:100dvh;display:grid;place-items:center;padding:30px;background:#f4f6f9}.auth-panel{display:grid;place-items:center;width:100%}@media(max-width:1100px){.arc-shell{grid-template-columns:230px minmax(0,1fr) 320px}.arc-shell.agent-collapsed{grid-template-columns:230px minmax(0,1fr)}.arc-shell.sidebar-collapsed{grid-template-columns:64px minmax(0,1fr) 320px}.arc-shell.sidebar-collapsed.agent-collapsed{grid-template-columns:64px minmax(0,1fr)}.model-workspace.with-inspector{grid-template-columns:minmax(0,1fr) 310px}.relationship-model{grid-template-columns:1fr}.relationship-type-form{position:static}}.knowledge-table,.history-table{width:min(1100px,100%);border-top:1px solid var(--border-subtle)}.knowledge-controls,.agents-toolbar{width:min(1100px,100%);display:flex;align-items:center;justify-content:space-between;gap:var(--space-5);padding-bottom:var(--space-5)}.knowledge-tabs{display:inline-flex;gap:var(--space-2);padding:3px;border:1px solid var(--border-subtle);border-radius:var(--radius-pill);background:var(--surface-hover)}.knowledge-tabs button{min-height:28px;padding:0 var(--space-5);border:0;border-radius:var(--radius-pill);background:transparent;color:var(--text-muted);font:inherit;font-size:var(--text-dense);cursor:pointer}.knowledge-tabs button.active{background:var(--surface-main);color:var(--text-primary);box-shadow:0 1px 2px #00000014}.table-tool{min-height:30px;display:inline-flex;align-items:center;gap:var(--space-3);padding:0 var(--space-5);border:1px solid var(--border-default);border-radius:var(--radius-control);background:var(--surface-main);color:var(--text-muted);font:inherit;font-size:var(--text-dense);cursor:pointer}.table-tool.active{border-color:var(--accent-line);background:var(--accent-soft);color:var(--text-primary)}.simple-filter-popup{z-index:100;min-width:210px;display:grid;gap:var(--space-5);padding:var(--space-6);border:1px solid var(--border-default);border-radius:var(--radius-surface);background:var(--surface-main);box-shadow:var(--shadow-floating)}.table-empty-row{padding:var(--space-9);color:var(--text-muted);text-align:center}.agents-table,.reference-picker-table{width:min(1100px,100%);border-top:1px solid var(--border-subtle)}.guidance-section{width:min(1100px,100%);margin-bottom:var(--space-10)}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);padding:var(--space-6) 0}.section-heading h2,.section-heading p{margin:0}.section-heading h2{font-size:var(--text-body)}.guidance-heading-title{display:flex;align-items:center;gap:var(--space-3)}.guidance-info{display:inline-flex;padding:0;border:0;background:none;color:var(--text-muted);cursor:help}.guidance-table{border-top:1px solid var(--border-subtle)}.guidance-table-head,.guidance-table-row{display:grid;grid-template-columns:minmax(0,1fr) 120px;gap:var(--space-7);align-items:center;padding:0 var(--space-5);text-align:left}.guidance-table-head{min-height:32px;color:var(--text-faint);font-size:var(--text-meta)}.guidance-table-row{width:100%;min-height:52px;border:0;border-top:1px solid var(--border-subtle);border-radius:0;background:transparent;color:var(--text-primary);font:inherit;cursor:pointer}.guidance-table-row:hover{background:var(--surface-hover)}.guidance-table-row>span{display:grid;min-width:0;gap:2px}.guidance-table-row small{overflow:hidden;color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap}.guidance-table-row time{color:var(--text-muted);font-size:var(--text-meta)}.agents-table-head,.agents-table-row{display:grid;grid-template-columns:minmax(220px,1.4fr) minmax(180px,1fr) 90px 90px 100px;gap:var(--space-7);align-items:center;padding:0 var(--space-5);text-align:left}.agents-table-head,.reference-picker-head{min-height:32px;color:var(--text-faint);font-size:var(--text-meta);font-weight:500}.agents-table-row{width:100%;min-height:52px;border:0;border-top:1px solid var(--border-subtle);border-radius:0;background:transparent;color:var(--text-primary);font:inherit;cursor:pointer}.agents-table-row:hover,.reference-picker-row:hover{background:var(--surface-hover)}.agents-table-row>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.agents-table-row>span:first-child{display:grid;gap:2px}.agents-table-row small{overflow:hidden;color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap}.status-pill{display:inline-flex;padding:2px 7px;border-radius:var(--radius-pill);background:var(--surface-hover)}.status-pill.enabled{background:var(--good-soft);color:var(--good)}.link-button{padding:0;border:0;background:transparent;color:var(--accent);font:inherit;cursor:pointer}.agent-fieldset{display:grid;gap:var(--space-5);margin:0;padding:var(--space-7);border:1px solid var(--border-subtle);border-radius:var(--radius-surface)}.agent-fieldset legend{padding:0 var(--space-3);font-weight:600}.agent-fieldset p{margin:0;color:var(--text-muted);font-size:var(--text-dense)}.agent-enabled-field{min-height:32px;align-self:end}.agent-trigger-grid{display:grid;grid-auto-flow:column;grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:repeat(3,auto);gap:var(--space-5)}.reference-picker{display:grid;gap:var(--space-6)}.reference-picker-controls{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-5)}.reference-picker-head,.reference-picker-row{display:grid;grid-template-columns:32px minmax(0,1fr) 100px;gap:var(--space-5);align-items:center;padding:0 var(--space-5)}.reference-picker-table{max-height:264px;overflow-y:auto;border-bottom:1px solid var(--border-subtle)}.reference-picker-head{position:sticky;top:0;z-index:1;background:var(--surface-raised)}.reference-picker-row{min-height:44px;border-top:1px solid var(--border-subtle);cursor:pointer}.reference-picker-row>span{min-width:0;display:flex;align-items:center;gap:var(--space-4)}.agent-run-detail,.agent-run-context{display:grid;gap:var(--space-7)}.agent-run-detail{padding:var(--space-8)}.agent-run-detail>.dialog-actions{bottom:calc(-1 * var(--space-8));margin-right:calc(-1 * var(--space-8));margin-bottom:calc(-1 * var(--space-8));margin-left:calc(-1 * var(--space-8))}.agent-run-summary{display:flex;justify-content:space-between;color:var(--text-muted)}.agent-run-summary small{padding:2px 7px;border-radius:var(--radius-pill);background:var(--surface-hover)}.agent-run-response{margin:0;white-space:pre-wrap;line-height:1.6}.agent-run-context{grid-template-columns:repeat(2,minmax(0,1fr));margin:0}.agent-run-context div{padding:var(--space-6);border:1px solid var(--border-subtle);border-radius:var(--radius-surface)}.agent-run-context dt{color:var(--text-muted);font-size:var(--text-meta)}.agent-run-context dd{margin:var(--space-3) 0 0}.knowledge-table-head,.knowledge-entry>summary{display:grid;grid-template-columns:minmax(220px,1.4fr) minmax(180px,1fr) 110px 16px;align-items:center;gap:var(--space-7);padding-inline:var(--space-5)}.knowledge-table-head{min-height:32px;border-bottom:1px solid var(--border-subtle);color:var(--text-faint);font-size:var(--text-meta);font-weight:500}.knowledge-entry{border-bottom:1px solid var(--border-subtle)}.knowledge-entry>summary{min-height:44px;list-style:none;cursor:pointer}.knowledge-entry>summary::-webkit-details-marker{display:none}.knowledge-entry>summary:hover{background:var(--surface-hover)}.knowledge-title{min-width:0;display:flex;align-items:center;gap:var(--space-5);color:var(--text-primary);font-size:var(--text-dense);font-weight:500}.knowledge-title>svg{flex:0 0 auto;color:var(--text-muted);font-size:16px}.knowledge-labels{min-width:0;display:flex;gap:var(--space-3);overflow:hidden}.knowledge-labels small{flex:0 0 auto;padding:var(--space-2) var(--space-4);border:1px solid transparent;border-radius:var(--radius-pill);background:var(--surface-hover);color:var(--text-muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.knowledge-labels .knowledge-type-label{border-color:var(--accent-line);background:var(--accent-soft);color:var(--accent);font-weight:550}.knowledge-entry time{color:var(--text-muted);font-size:var(--text-meta);white-space:nowrap}.knowledge-chevron{color:var(--text-faint);transition:transform var(--motion-fast) ease}.knowledge-entry[open] .knowledge-chevron{transform:rotate(90deg)}.knowledge-detail{display:grid;justify-items:start;gap:var(--space-6);padding:var(--space-5) var(--space-7) var(--space-7) 36px}.knowledge-detail p{max-width:720px;color:var(--text-secondary);font-size:var(--text-dense);line-height:1.55;white-space:pre-wrap}.knowledge-actions{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-5)}.knowledge-actions .button{text-decoration:none}.knowledge-empty-state{min-height:calc(100% - var(--space-8));display:grid;place-items:center;align-content:center;gap:var(--space-5);padding:var(--space-10);text-align:center}.knowledge-empty-state>span{width:42px;height:42px;display:grid;place-items:center;margin-bottom:var(--space-3);border:1px solid var(--border-default);border-radius:var(--radius-group);color:var(--text-muted);font-size:20px}.knowledge-empty-state h2,.knowledge-empty-state p{margin:0}.knowledge-empty-state h2{color:var(--text-primary);font-size:var(--text-reading);font-weight:550}.knowledge-empty-state p{max-width:460px;margin-bottom:var(--space-5);color:var(--text-muted);font-size:var(--text-dense)}.knowledge-empty-state small{color:var(--text-faint);font-size:var(--text-meta)}.history-branch-filter .base-select-trigger{min-width:150px}.content-page.history-page{padding:0}.history-table{width:100%}.history-row{min-height:40px;display:grid;grid-template-columns:120px minmax(0,1fr);align-items:center;gap:var(--space-7);padding:0 var(--space-5);border-bottom:1px solid var(--border-subtle);color:var(--text-secondary);font-size:var(--text-dense)}.history-row:not(.history-head):hover{background:var(--surface-hover)}.history-head{min-height:32px;color:var(--text-faint);font-size:var(--text-meta);font-weight:500}.history-row time{color:var(--text-muted);font-size:var(--text-meta);white-space:nowrap}.history-change{min-width:0;display:flex;align-items:center;gap:var(--space-6);overflow:hidden;white-space:nowrap}.history-change-icon{flex:0 0 auto;color:var(--text-muted);font-size:17px}.history-sentence{min-width:0;display:flex;align-items:center;gap:var(--space-4);overflow:hidden}.history-sentence strong{color:var(--text-primary);font-weight:550}.history-sentence .text-tooltip-trigger{flex:0 0 auto;cursor:pointer}.text-tooltip-trigger{display:inline-flex;min-width:0}.overflow-tooltip-trigger{min-width:0;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-sentence>.overflow-tooltip-trigger{flex:1 1 auto}@media(max-width:820px){.programs-page{width:min(100% - 28px,960px);padding-top:34px}.programs-header{align-items:flex-start}.arc-shell{grid-template-columns:200px minmax(0,1fr) 42px}.arc-shell.agent-collapsed{grid-template-columns:200px minmax(0,1fr)}.arc-shell.sidebar-collapsed{grid-template-columns:64px minmax(0,1fr) 42px}.arc-shell.sidebar-collapsed.agent-collapsed{grid-template-columns:64px minmax(0,1fr)}.arc-shell:not(.agent-collapsed) .agent-sidebar{position:fixed;z-index:90;top:0;right:0;bottom:0;width:min(354px,calc(100vw - 56px));box-shadow:-12px 0 28px #1a202c1a}.model-workspace.with-inspector{grid-template-columns:1fr}.inspector{position:fixed;inset:118px 0 0 auto;z-index:25;width:min(360px,calc(100vw - 66px));height:calc(100dvh - 118px);box-shadow:var(--shadow)}.model-studio{height:auto;min-height:calc(100dvh - 102px);grid-template-columns:1fr}.type-list{border-right:0;border-bottom:1px solid var(--line);max-height:320px}.agent-review-list-head{display:none}.agent-review-list-row{grid-template-columns:minmax(0,1fr) 110px;gap:8px 12px;padding-block:12px}.agent-review-description{grid-column:1}.agent-review-list-row>:nth-child(3){grid-column:2;grid-row:1}.agent-review-details-cell{grid-column:2;grid-row:2}}@media(max-width:680px){.connection-type-field .form-field,.connection-picker{grid-template-columns:1fr}.connection-picker{height:auto;min-height:0;overflow:visible}.connection-source-pane{max-height:230px;border-right:0;border-bottom:1px solid var(--line)}.connection-target-panes{grid-template-rows:repeat(2,minmax(220px,1fr))}.connection-fields .form-grid{grid-template-columns:1fr}}body{background:var(--surface-canvas);color:var(--text-primary);font-size:var(--text-ui);font-weight:450;line-height:var(--leading-ui)}button,input,textarea,select{letter-spacing:-.006em}button:disabled,[data-disabled]{cursor:not-allowed;opacity:.48}.arc-shell{position:relative;isolation:isolate;grid-template-columns:244px minmax(0,1fr);grid-template-rows:minmax(0,1fr) 36px;padding:8px 8px 0 0;background:var(--surface-canvas);color:var(--text-primary)}.arc-shell.agent-collapsed{grid-template-columns:244px minmax(0,1fr)}.arc-shell.sidebar-collapsed,.arc-shell.sidebar-collapsed.agent-collapsed{grid-template-columns:64px minmax(0,1fr)}.arc-main{z-index:1;grid-column:2;grid-row:1;border:1px solid var(--border-subtle);border-radius:var(--radius-surface);background:var(--surface-main);box-shadow:var(--shadow-subtle)}.arc-sidebar{grid-column:1;grid-row:1 / -1;background:var(--sidebar);border:0}.arc-sidebar-header{min-height:0;display:grid;grid-template-columns:56px minmax(0,1fr);align-items:center;gap:var(--space-3);padding:var(--space-5) var(--space-6) var(--space-5) var(--space-7)}.arc-sidebar-header-row{min-height:28px;display:flex;align-items:center;justify-content:flex-end}.arc-sidebar-brand{width:56px;height:28px;display:grid;flex:0 0 auto;place-items:center;padding:0;border:0;background:transparent}.arc-sidebar-brand .arc-logo{width:56px;height:28px}.arc-sidebar-programs-link{height:28px;display:inline-flex;align-items:center;flex:1 1 0;min-width:0;overflow:hidden;margin-right:var(--space-5);gap:var(--space-3);padding:0 var(--space-4);border:0;border-radius:var(--radius-control);background:transparent;color:var(--text-muted);font-size:var(--text-meta);font-weight:500;transition:background-color var(--motion-fast) ease,color var(--motion-fast) ease}.arc-sidebar-programs-link>svg{flex:0 0 auto;font-size:14px}.arc-sidebar-programs-link>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.arc-sidebar-programs-link:hover{background:var(--surface-hover);color:var(--text-primary)}.arc-sidebar-toggle,.arc-sidebar-mobile-close{width:28px;height:28px;place-items:center;padding:0;border:0;border-radius:var(--radius-control);background:transparent;color:var(--text-muted)}.arc-sidebar-mobile-close{display:none}.arc-sidebar-toggle:hover,.arc-sidebar-mobile-close:hover{background:var(--surface-hover);color:var(--text-primary)}.arc-sidebar-context{gap:var(--space-8);padding:var(--space-3) var(--space-5) 0}.arc-sidebar-branch{height:32px;max-width:100%;border-color:var(--border-default);border-radius:var(--radius-control);background:var(--surface-raised);box-shadow:var(--shadow-subtle);color:var(--text-secondary);font-size:var(--text-dense)}.arc-sidebar-branch .base-select-trigger{min-width:0;border-radius:var(--radius-control) 0 0 var(--radius-control);background:transparent;transition:background-color var(--motion-fast) ease,color var(--motion-fast) ease}.arc-sidebar-branch .base-select-value{max-width:100%}.arc-sidebar-branch:hover,.arc-sidebar-branch .base-select-trigger:hover,.arc-sidebar-branch .base-select-trigger[data-popup-open]{border-color:var(--border-strong);background:var(--surface-hover);color:var(--text-primary)}.arc-sidebar.collapsed .arc-sidebar-header{grid-template-columns:1fr;min-height:92px;gap:var(--space-7);padding:var(--space-7) 0}.arc-sidebar.collapsed .arc-sidebar-header-row{justify-content:center}.arc-sidebar.collapsed .arc-sidebar-brand{justify-self:center}.arc-sidebar.collapsed .arc-sidebar-programs-link{display:none}.arc-sidebar-new-branch{width:34px;height:100%;align-self:stretch;padding:0 10px;border:0;border-left:1px solid var(--border-subtle);border-radius:0 var(--radius-control) var(--radius-control) 0;background:var(--surface-raised);color:var(--text-muted)}.arc-sidebar-new-branch:hover{background:var(--surface-selected);color:var(--text-primary)}.arc-sidebar-changes,.arc-view-tab{min-height:32px;border-radius:var(--radius-control);color:var(--text-muted);font-size:var(--text-dense);font-weight:450;transition:background-color var(--motion-fast) ease,color var(--motion-fast) ease}.arc-sidebar-changes{width:100%;gap:var(--space-5);margin:0;padding:0 var(--space-6)}.arc-sidebar-changes>svg{width:16px;flex:0 0 16px}.arc-sidebar-changes:hover,.arc-view-tab:hover{background:var(--surface-hover);color:var(--text-primary)}.arc-sidebar-changes.active,.arc-view-tab[data-active]{background:var(--surface-selected);color:var(--text-primary);font-weight:500}.arc-sidebar-changes:disabled{opacity:1}.arc-sidebar-changes-tooltip{display:block;width:100%}.arc-tooltip-popup{z-index:100;max-width:260px;padding:var(--space-4) var(--space-5);border:1px solid var(--border-default);border-radius:var(--radius-control);background:var(--surface-raised);box-shadow:var(--shadow-floating);color:var(--text-primary);font-size:var(--text-dense);line-height:var(--leading-dense)}.arc-view-tabs{padding:var(--space-2) var(--space-5) var(--space-3)}.arc-model-tabs{margin-top:auto;padding-top:0}.arc-settings-tab-row{position:relative;display:block}.arc-settings-tab-row .arc-view-tab{padding-right:42px}.arc-settings-tab-row .arc-view-chevron{display:none}.arc-theme-toggle{position:absolute;top:50%;right:var(--space-4);width:22px;height:22px;display:grid;place-items:center;padding:0;border:0;border-radius:var(--radius-pill);transform:translateY(-50%)}.arc-theme-toggle.dark{background:var(--surface-selected);color:var(--text-secondary);box-shadow:inset 0 0 0 1px var(--border-default)}.arc-theme-toggle.light{background:var(--surface-raised);color:#f5b942;box-shadow:inset 0 0 0 1px var(--border-default)}.arc-theme-toggle:hover{transform:translateY(-50%) scale(1.06)}.arc-theme-toggle:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.arc-sidebar.collapsed .arc-theme-toggle{display:none}.arc-view-tab-list{gap:var(--space-2)}.arc-view-tab{padding:0 var(--space-6)}.arc-view-tab-after-group{position:relative;margin-top:calc(var(--space-8) - var(--space-2))}.arc-view-tab-after-group:before{content:"";position:absolute;top:calc(var(--space-8) * -.5);right:0;left:0;border-top:1px solid var(--border-subtle);pointer-events:none}.arc-view-option{grid-template-columns:16px minmax(0,1fr) 14px;gap:var(--space-5)}.arc-view-chevron{color:var(--text-faint);opacity:0}.arc-view-tab:hover .arc-view-chevron,.arc-view-tab[data-active] .arc-view-chevron{opacity:1}.arc-current-user{min-height:48px;margin-top:0;position:relative;padding:var(--space-4) var(--space-5)}.arc-clerk-user-trigger{width:100%;height:32px;box-sizing:border-box;min-height:32px;align-items:center;justify-content:flex-start;flex-direction:row!important;gap:var(--space-5);padding:0 var(--space-7);border:0;border-radius:var(--radius-control);background:transparent;color:var(--text-muted);font-size:var(--text-dense)}.arc-clerk-user-trigger:hover{background:var(--surface-hover);color:var(--text-primary)}.arc-clerk-user-avatar{order:-1;width:16px;height:16px}.arc-current-user-name{position:absolute;z-index:1;top:50%;right:var(--space-6);left:calc(var(--space-5) + var(--space-7) + 16px + var(--space-5));overflow:hidden;color:var(--text-muted);font-size:var(--text-dense);line-height:var(--leading-dense);pointer-events:none;text-overflow:ellipsis;transform:translateY(-50%);white-space:nowrap}.arc-topbar,.arc-page-actions{min-height:48px;padding:0 var(--space-7);background:transparent}.arc-topbar{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);border-bottom:1px solid var(--border-subtle)}.arc-page-actions{justify-content:flex-start;border-bottom:1px solid var(--border-subtle)}.arc-page-actions>strong{margin-left:var(--space-5);color:var(--text-primary);font-size:var(--text-dense);font-weight:600}.arc-page-toolbar{display:flex;align-items:center;gap:var(--space-5);margin-left:auto;color:var(--text-muted);font-size:var(--text-meta)}.arc-page-toolbar .task-owner-filter{width:120px}.task-owner-select{width:100%;height:30px;padding:0 var(--space-5);border:1px solid transparent;border-radius:var(--radius-control);background:transparent;color:var(--text-secondary);font-size:var(--text-dense)}.task-owner-select:hover,.task-owner-select[data-popup-open]{border-color:var(--border-default);background:var(--surface-raised);color:var(--text-primary)}.arc-mobile-menu{display:none;width:30px;height:30px;place-items:center;padding:0;border:0;background:transparent;color:var(--text-muted)}.arc-topbar-search{width:min(280px,100%);height:30px;gap:var(--space-4);padding:0 var(--space-5);border-radius:var(--radius-control);color:var(--text-muted)}.arc-topbar-search:hover,.arc-topbar-search:focus-within{background:var(--surface-hover)}.arc-topbar-search:focus-within{box-shadow:0 0 0 1px var(--focus)}.arc-topbar-search input{color:var(--text-secondary);font-size:var(--text-dense)}.arc-topbar-search input::placeholder{color:var(--text-faint)}.arc-topbar-left,.arc-table-tools{min-width:0;display:flex;align-items:center}.arc-topbar-left{gap:var(--space-2)}.arc-topbar-left .arc-topbar-search{flex:0 1 var(--table-search-width);width:var(--table-search-width)}.arc-table-tools{gap:var(--space-1)}.arc-table-tool{max-width:var(--table-tool-max-width);height:30px;display:inline-flex;align-items:center;gap:var(--space-3);padding:0 var(--space-4);border:0;border-radius:var(--radius-control);background:transparent;color:var(--text-muted);font-size:var(--text-dense);white-space:nowrap}.arc-table-tool:hover,.arc-table-tool[data-popup-open]{background:var(--surface-hover);color:var(--text-primary)}.arc-table-tool.active{background:var(--accent-soft);color:var(--accent)}.arc-table-tool>span{overflow:hidden;text-overflow:ellipsis}.arc-table-tool-positioner{z-index:200}.arc-table-tool-popup{width:min(var(--table-popup-width),calc(100vw - var(--space-9)));max-height:var(--available-height);overflow:auto;padding:var(--space-4);border:1px solid var(--border-default);border-radius:var(--radius-group);outline:0;background:var(--surface-raised);box-shadow:var(--shadow-floating);color:var(--text-secondary);font-size:var(--text-dense)}.arc-table-filter-popup{width:min(var(--table-filter-popup-width),calc(100vw - var(--space-9)))}.arc-table-filter-popup.arc-table-filter-empty{width:min(var(--table-popup-width),calc(100vw - var(--space-9)))}.arc-table-popup-title{min-height:32px;display:flex;align-items:center;padding:0 var(--space-4);color:var(--text-primary);font-weight:500}.arc-table-column-list{display:grid}.arc-table-column-list .base-checkbox-label{min-height:32px;padding:0 var(--space-4);border-radius:var(--radius-control)}.arc-table-column-list .base-checkbox-label:hover{background:var(--surface-hover)}.arc-table-relation-filter,.arc-table-filter-row{min-height:34px;align-items:center}.arc-table-relation-filter{display:flex;justify-content:space-between;gap:var(--space-5);margin:0 var(--space-4) var(--space-3);padding:0 var(--space-4);border-radius:var(--radius-control);background:var(--accent-soft);color:var(--text-secondary)}.arc-table-relation-filter span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.arc-table-relation-filter button,.arc-table-filter-row>button:last-child{width:28px;height:28px;display:grid;flex:0 0 auto;place-items:center;padding:0;border:0;border-radius:var(--radius-control);background:transparent;color:var(--text-muted)}.arc-table-relation-filter button:hover,.arc-table-filter-row>button:last-child:hover{background:var(--surface-hover);color:var(--text-primary)}.arc-table-filter-row{display:grid;grid-template-columns:auto minmax(0,1fr) minmax(0,1fr) minmax(0,1.2fr) 28px;gap:var(--space-3);margin-bottom:var(--space-3)}.arc-table-filter-row>span:first-child{width:42px;color:var(--text-muted);text-align:right}.arc-table-filter-row .base-select-trigger,.arc-table-filter-row input,.arc-table-popup-field .base-select-trigger{min-width:0;height:30px;padding:0 var(--space-4);border:1px solid var(--border-default);border-radius:var(--radius-control);outline:0;background:var(--surface-raised);color:var(--text-secondary);font:inherit}.arc-table-filter-row .base-select-trigger:focus-visible,.arc-table-filter-row input:focus-visible,.arc-table-popup-field .base-select-trigger:focus-visible{border-color:var(--focus);box-shadow:0 0 0 1px var(--focus)}.arc-table-filter-spacer{height:30px}.arc-table-add-condition{height:30px;display:flex;align-items:center;gap:var(--space-3);margin-left:0;padding:0 var(--space-4);border:0;border-radius:var(--radius-control);background:transparent;color:var(--accent);font-size:var(--text-dense)}.arc-table-add-condition:hover{background:var(--surface-hover)}.arc-table-filter-empty-copy{margin:0;padding:0 var(--space-4) var(--space-3);color:var(--text-muted)}.arc-table-popup-field{display:grid;gap:var(--space-3);padding:var(--space-4);color:var(--text-muted);font-size:var(--text-meta)}.arc-table-sort-fields{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.arc-mode-switcher,.segmented{border:0;border-radius:var(--radius-group);background:var(--surface-hover)}.arc-mode-switcher{height:32px;padding:var(--space-2)}.arc-mode-switcher button{min-width:68px;height:28px;border-radius:var(--radius-control);color:var(--text-muted);font-size:var(--text-dense);font-weight:450}.arc-mode-switcher button:hover{color:var(--text-secondary)}.arc-mode-switcher button[data-pressed],.segmented button[data-pressed],.segmented button[data-active]{background:var(--surface-raised);color:var(--text-primary);font-weight:500;box-shadow:var(--shadow-subtle)}.arc-primary,.arc-secondary,.button,.icon-button{min-height:30px;border-radius:var(--radius-control);font-size:var(--text-dense);font-weight:500;transition:background-color var(--motion-fast) ease,border-color var(--motion-fast) ease,color var(--motion-fast) ease}.arc-primary,.button.primary{border-color:var(--accent);background:var(--accent);color:#fff}.arc-primary:hover,.button.primary:hover{border-color:var(--accent-hover);background:var(--accent-hover)}.arc-secondary,.button,.icon-button{border-color:var(--border-default);background:var(--surface-raised);color:var(--text-secondary)}.arc-secondary:hover,.button:hover,.icon-button:hover{border-color:var(--border-strong);background:var(--surface-hover)}.arc-create-menu{height:30px;border-radius:var(--radius-control)}.arc-create-menu>.arc-primary{height:28px}.arc-create-toggle{width:28px}.arc-create-popup button{height:30px;border-color:var(--accent);background:var(--accent);font-size:var(--text-dense);font-weight:500}.arc-utility-bar{z-index:3;grid-column:2;grid-row:2;display:flex;align-items:center;justify-content:flex-end;gap:var(--space-2);padding:0 var(--space-4)}.arc-utility-bar button{height:28px;display:inline-flex;align-items:center;justify-content:center;gap:var(--space-3);padding:0 var(--space-5);border:0;border-radius:var(--radius-control);background:transparent;color:var(--text-muted);font-size:var(--text-dense)}.arc-utility-bar button:hover,.arc-utility-bar button.active{background:var(--surface-hover);color:var(--text-primary)}.arc-utility-bar .arc-utility-history{width:28px;padding:0}.agent-sidebar:not(.full-page){position:absolute;z-index:90;right:14px;bottom:42px;width:400px;height:min(600px,calc(100dvh - 58px));border:1px solid var(--border-default);border-radius:var(--radius-agent);background:var(--surface-raised);box-shadow:var(--shadow-floating)}.agent-header{min-height:44px;padding:0 var(--space-7);border-bottom:1px solid var(--border-subtle)}.agent-header strong{font-size:var(--text-dense);font-weight:500}.agent-conversation-bar{gap:var(--space-3);padding:var(--space-4) var(--space-7);border-bottom:1px solid var(--border-subtle)}.agent-conversation-bar .base-select-trigger,.agent-conversation-bar button{height:30px;border-color:transparent;border-radius:var(--radius-control);background:var(--surface-main)}.agent-conversation-bar .base-select-trigger:hover,.agent-conversation-bar button:hover{background:var(--surface-hover)}.agent-messages{gap:var(--space-7);padding:var(--space-8) var(--space-8) var(--space-9)}.agent-message-copy{font-size:var(--text-dense);line-height:19px}.agent-message.user .agent-message-copy{padding:var(--space-5) var(--space-6);border-radius:var(--radius-group);background:var(--surface-hover)}.agent-action,.review-banner{border-color:var(--accent-line);border-radius:var(--radius-group);background:var(--accent-soft)}.agent-composer{gap:var(--space-5);margin:var(--space-5);padding:var(--space-6);border-color:var(--border-default);border-radius:var(--radius-group);background:var(--surface-raised);box-shadow:var(--shadow-subtle)}.agent-composer:focus-within{border-color:var(--focus);box-shadow:0 0 0 1px var(--focus)}.agent-composer textarea{font-size:var(--text-dense);line-height:19px}.agent-focus,.agent-files{border-radius:var(--radius-control)}.agent-composer-actions .agent-attach-button{border-color:transparent;background:transparent}.agent-composer-actions .agent-attach-button:hover{background:var(--surface-hover)}.agent-composer-actions .agent-send-button,.agent-composer-actions button[aria-label="Stop Agent"]{border-radius:var(--radius-pill)}.agent-sidebar.full-page{background:var(--surface-main)}.agent-sidebar.full-page .agent-composer{border-radius:var(--radius-surface)}.model-canvas,.arc-table,.reader-view,.matrix-view,.settings-page,.model-studio{background:transparent}.matrix-topbar{grid-template-columns:minmax(0,1fr)}.matrix-view{width:100%;height:100%;min-height:0;overflow:visible}.arc-table{padding:0}.arc-table-row{height:44px;min-height:44px;column-gap:var(--space-7);border:0;border-radius:0;background:transparent;color:var(--text-muted)}.arc-table-row>span{min-width:0;padding:0 var(--space-6);border:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.arc-table-cell-text{min-width:0;flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.arc-table-row>span:first-child{padding-left:calc(var(--space-7) + var(--space-5))}.arc-table-row.requirements>span:nth-child(2),.arc-table-row.properties>span:nth-child(3){white-space:nowrap}.arc-table-head{height:36px;min-height:36px;background:transparent;color:var(--text-faint);font-weight:500}.arc-table-head>span{border-bottom:1px solid var(--border-subtle)}.arc-table-head>span:not(:last-child){margin-right:calc(-1 * var(--space-7));padding-right:calc(var(--space-6) + var(--space-7))}.arc-table-row>.arc-table-field-spacer,.arc-table-row>.arc-table-field-shortcut{justify-content:center;padding:0;border-left:1px solid var(--border-subtle)}.arc-table-field-shortcut>button{width:28px;height:28px;display:grid;place-items:center;border:0;border-radius:var(--radius-control);background:transparent;color:var(--text-faint)}.arc-table-field-shortcut>button:hover{background:var(--surface-hover);color:var(--text-primary)}.arc-table-field-shortcut>button:focus-visible{outline:2px solid var(--focus);outline-offset:-2px}button.arc-table-row:hover{background:var(--surface-hover)}button.arc-table-row.selected{background:var(--surface-selected)}.arc-table-context-trigger{width:100%;height:44px;display:block}.arc-table-context-menu{min-width:var(--table-popup-width)}.arc-menu-submenu-arrow{margin-left:auto}.arc-table-group{width:calc(100% - var(--space-8));min-height:36px;display:flex;align-items:center;gap:var(--space-4);margin:0 var(--space-4);padding:0 var(--space-5);border:0;border-radius:var(--radius-control);background:var(--surface-hover);color:var(--text-secondary);text-align:left;font-size:var(--text-dense)}.arc-table-group-slot{width:100%;height:44px;display:flex;align-items:center}.arc-table-group{height:36px}.arc-table-group span,.arc-table-row .item-name>strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.arc-table-group small,.arc-table-group>svg{flex:0 0 auto}.virtual-row-spacer{width:100%;min-height:0;grid-column:1 / -1;pointer-events:none}.arc-table-group:hover{background:var(--surface-selected)}.arc-table-group small{color:var(--text-muted)}.arc-table-empty{min-height:88px;display:grid;place-items:center;color:var(--text-muted);font-size:var(--text-dense)}.arc-status-cell{margin:0 var(--space-3);height:28px!important;align-self:center;border-radius:var(--radius-control);background:var(--surface-hover);font-weight:500;letter-spacing:0;text-transform:none}.arc-status-cell>span{opacity:1}.arc-status-cell.status-good{background:var(--good-soft);color:var(--good)}.arc-status-cell.status-warn{background:var(--warn-soft);color:var(--warn)}.arc-status-cell.status-bad{background:var(--bad-soft);color:var(--bad)}.arc-graph-toolbar nav{border-color:var(--border-default);border-radius:var(--radius-group);background:color-mix(in lch,var(--surface-raised) 94%,transparent);box-shadow:var(--shadow-subtle)}.inspector.arc-detail-drawer{background:var(--surface-main);border-left-color:var(--border-default);box-shadow:-20px 0 44px #0000003d}.arc-detail-tabs{border-bottom-color:var(--border-subtle)}.arc-detail-tabs button{color:var(--text-muted)}.arc-detail-tabs button[data-active]{border-bottom-color:var(--accent);color:var(--text-primary)}.definition{border-bottom-color:var(--border-subtle)}.content-page{padding:var(--space-9) var(--space-9) var(--space-12)}.page-header{min-height:60px;gap:var(--space-8);padding-bottom:var(--space-8)}.page-header h1,.settings-header h1{font-size:20px;line-height:28px;font-weight:600;letter-spacing:-.025em}.page-header p{margin-top:var(--space-3);color:var(--text-muted);font-size:var(--text-dense)}.segmented{margin-bottom:var(--space-8);padding:var(--space-2)}.segmented button{min-height:28px;padding:0 var(--space-6);border:0;border-radius:var(--radius-control)}.impact-actions input,.form-field input,.form-field textarea,.form-field .base-select-trigger,.inline-definition-form input{border-color:var(--border-default);border-radius:var(--radius-control);background:var(--surface-raised)}.impact-actions input:focus,.form-field input:focus,.form-field textarea:focus,.form-field .base-select-trigger:focus-visible,.inline-definition-form input:focus{outline:0;border-color:var(--focus);box-shadow:0 0 0 1px var(--focus)}.impact-table-wrap,.change-list{border-top-color:var(--border-subtle)}.impact-table th,.impact-table td{border-bottom-color:var(--border-subtle)}.impact-table th{color:var(--text-faint);font-weight:500}.impact-table tbody>tr:not(.impact-detail-row):hover,.impact-table tbody>tr.selected{background:var(--surface-hover)}.impact-detail-row td,.change-detail{background:var(--surface-main)}.task-list,.merge-panel{gap:var(--space-3);margin-top:var(--space-8)}.task-list{margin-top:0}.task-row{min-height:52px;gap:var(--space-7);padding:var(--space-5) var(--space-7);border-color:transparent;border-radius:var(--radius-control);background:transparent}.task-row:hover{background:var(--surface-hover)}.task-cause-icon{color:var(--text-muted)}.task-cause-created{color:var(--good)}.task-cause-deleted,.task-cause-branch_needs_owner{color:var(--bad)}.task-cause-changed{color:var(--accent)}.task-sentence{min-width:0;color:var(--text-primary);font-size:var(--text-dense);font-weight:500;line-height:var(--leading-dense)}.task-preview-trigger{padding:0;border:0;border-bottom:1px dotted var(--border-strong);border-radius:0;background:transparent;color:inherit;font:inherit;font-weight:600;text-align:left}.task-preview-trigger:hover,.task-preview-trigger[data-popup-open]{color:var(--accent)}.task-preview-positioner{z-index:210}.task-preview-popup{width:min(640px,var(--available-width));max-height:min(420px,var(--available-height));overflow:auto;padding:var(--space-7);border:1px solid var(--border-default);border-radius:var(--radius-group);background:var(--surface-raised);box-shadow:var(--shadow-floating)}.task-preview-content{display:grid;gap:var(--space-5)}.task-impact-preview{display:grid;gap:var(--space-7)}.task-impact-preview>.task-preview-content+.task-preview-content{padding-top:var(--space-7);border-top:1px solid var(--border-subtle)}.task-preview-content>header,.task-preview-summary>div{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-7)}.task-preview-content>header strong{min-width:0;overflow:hidden;color:var(--text-primary);font-size:var(--text-dense);text-overflow:ellipsis;white-space:nowrap}.task-preview-content>header span,.task-preview-content small,.task-preview-loading{color:var(--text-muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.task-preview-primary,.task-preview-current{display:grid;gap:var(--space-3)}.task-preview-primary>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4)}.task-preview-primary article{min-width:0;padding:var(--space-5);border-radius:var(--radius-control);background:var(--surface-hover);overflow-wrap:anywhere;white-space:pre-wrap}.task-preview-primary article:last-child{background:var(--good-soft)}.task-preview-primary article>small{display:block;margin-bottom:var(--space-3)}.task-connection-change{display:grid;gap:var(--space-4)}.task-connection-change+.task-connection-change{padding-top:var(--space-5);border-top:1px solid var(--border-subtle)}.task-connection-change>strong{color:var(--text-secondary);font-size:var(--text-meta);font-weight:600}.task-connection-comparison{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4)}.task-connection-comparison>article{min-width:0;display:grid;align-content:start;gap:var(--space-4);padding:var(--space-5);border-radius:var(--radius-control);background:var(--surface-hover)}.task-connection-comparison>article:last-child{background:var(--good-soft)}.task-connection-change.deleted .task-connection-comparison>article:first-child{background:var(--bad-soft)}.task-connection-change.deleted .task-connection-comparison>article:last-child,.task-connection-change.created .task-connection-comparison>article:first-child{background:var(--surface-hover)}.task-connection-edge{min-width:0;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:var(--space-4)}.task-connection-edge>div{min-width:0;padding:var(--space-4);border:1px solid var(--border-subtle);border-radius:var(--radius-control);background:var(--surface-raised)}.task-connection-edge>div.changed{border-color:var(--accent-line);background:var(--accent-soft)}.task-connection-edge>div small,.task-connection-edge>div strong{display:block;overflow-wrap:anywhere}.task-connection-edge>div strong{color:var(--text-primary);font-size:var(--text-meta);line-height:var(--leading-meta)}.task-connection-edge>span{min-width:52px;display:grid;justify-items:center;gap:var(--space-2);color:var(--text-muted);text-align:center}.task-connection-edge>span small{max-width:12ch;overflow-wrap:anywhere}.task-connection-empty{margin:0;color:var(--text-muted);font-size:var(--text-dense);font-style:italic}.task-connection-change .task-preview-summary span{white-space:normal;overflow-wrap:anywhere}.task-preview-summary{display:grid;gap:var(--space-3);padding-top:var(--space-5);border-top:1px solid var(--border-subtle)}.task-preview-summary strong{flex:0 0 120px;color:var(--text-secondary);font-size:var(--text-meta);font-weight:500}.task-preview-summary span{min-width:0;display:inline-flex;align-items:baseline;justify-content:flex-end;gap:var(--space-3);overflow:hidden;color:var(--text-muted);font-size:var(--text-meta);text-align:right;text-overflow:ellipsis;white-space:nowrap}.task-preview-summary svg{flex:0 0 auto;color:var(--text-faint)}.task-preview-current{max-width:70ch;overflow-wrap:anywhere;white-space:pre-wrap}.task-preview-open{justify-self:end;padding:0;border:0;background:transparent;color:var(--accent);font:inherit;font-size:var(--text-meta)}@media(max-width:520px){.task-preview-primary>div,.task-connection-comparison{grid-template-columns:1fr}}.metric{border-bottom-color:var(--border-subtle)}.review-banner{margin-bottom:var(--space-8);padding:var(--space-5) var(--space-7)}.change-group>summary{min-height:36px;padding:0 var(--space-5);border-bottom:0;color:var(--text-muted);font-weight:500;letter-spacing:0;text-transform:none}.change-row>summary{min-height:44px;margin:0 var(--space-3);padding:0 var(--space-5);border:0;border-radius:var(--radius-control)}.change-row>summary:hover,.change-row[open]>summary{background:var(--surface-hover)}.change-detail{margin:0 var(--space-3) var(--space-3);border:0;border-radius:0 0 var(--radius-control) var(--radius-control)}.change-detail>div{border-bottom-color:var(--border-subtle)}.settings-header{height:60px;padding:0 var(--space-9)}.settings-tabs{height:40px;gap:var(--space-8);padding:0 var(--space-9);border-bottom-color:var(--border-subtle)}.settings-tabs button{font-size:var(--text-dense)}.settings-tabs button[data-active]{font-weight:500}.settings-tabs button[data-active]:after{height:1px;background:var(--text-primary)}.general-settings{width:100%;min-height:66px;display:flex;align-items:center;gap:var(--space-6);margin:0;padding:0 var(--space-9);border-bottom-color:var(--border-subtle);font-size:var(--text-dense)}.model-studio{height:calc(100dvh - 108px);grid-template-columns:240px minmax(0,1fr)}.type-list{padding:var(--space-5);border-right-color:var(--border-subtle)}.definition-list-heading{min-height:36px;padding:0 var(--space-5);border:0}.type-list>button{min-height:36px;padding:0 var(--space-5);border:0;border-radius:var(--radius-control)}.type-list>button:hover,.type-list>button.active{background:var(--surface-hover)}.type-list>button.active{background:var(--surface-selected);font-weight:500}.inline-definition-form{min-height:40px;border:0}.dialog-backdrop{background:#1b1b1b52;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.dialog{width:min(750px,calc(100vw - 32px));max-height:calc(100dvh - 48px);border-color:var(--border-default);border-radius:var(--radius-dialog);background:var(--surface-raised);box-shadow:var(--shadow-floating)}.dialog.narrow{width:min(480px,calc(100vw - 32px))}.dialog.wide{width:min(940px,calc(100vw - 32px))}.dialog>header{min-height:56px;padding:0 var(--space-8);border-bottom-color:var(--border-subtle);background:var(--surface-raised)}.dialog>header h2{font-size:15px;font-weight:600}.editor-form{gap:var(--space-7);padding:var(--space-8)}.form-grid{gap:var(--space-7)}.form-field{gap:var(--space-3)}.form-field strong{font-size:var(--text-dense);font-weight:500}.form-field input,.form-field textarea,.form-field .base-select-trigger{min-height:32px;padding:var(--space-4) var(--space-5);font-size:var(--text-dense)}.form-divider{border-top-color:var(--border-subtle);font-weight:500;letter-spacing:.035em}.checkbox-field,.connection-pane-heading,.connection-item{border-color:var(--border-subtle)}.checkbox-field{border-radius:var(--radius-group)}.base-checkbox{border-radius:5px}.connection-pane-heading{background:var(--surface-main)}.connection-item{background:transparent}button.connection-item:hover,.connection-checkbox:hover{background:var(--surface-hover)}button.connection-item.active{background:var(--surface-selected)}.dialog-actions{border-top-color:var(--border-subtle);background:var(--surface-raised)}.property-source-toggle{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2);padding:var(--space-2);border-radius:var(--radius-group);background:var(--surface-hover)}.property-source-toggle button{min-height:32px;border:0;border-radius:var(--radius-control);background:transparent;color:var(--text-muted);font:inherit;cursor:pointer}.property-source-toggle button[data-pressed]{background:var(--surface-raised);color:var(--text-primary);font-weight:500;box-shadow:var(--shadow-subtle)}.property-value-inputs,.constraint-limit-input{display:grid;grid-template-columns:minmax(0,1fr) minmax(150px,.55fr);gap:var(--space-4)}.unit-combobox{min-width:0;display:flex;border:1px solid var(--border-default);border-radius:var(--radius-control);background:var(--surface-raised)}.form-field .unit-combobox input,.inline-unit-combobox input{min-width:0;flex:1;border:0;box-shadow:none}.unit-combobox:focus-within{border-color:var(--accent);box-shadow:0 0 0 var(--space-1) var(--focus)}.unit-combobox button{width:32px;flex:0 0 32px;border:0;background:transparent;color:var(--text-muted)}.inline-unit-combobox{border-color:transparent;background:transparent}.inline-unit-combobox input{min-height:var(--space-9);padding:var(--space-2) var(--space-3);background:transparent;color:inherit;font:inherit}.unit-combobox-popup{max-height:min(240px,var(--available-height));overflow:hidden}.unit-combobox-list{max-height:232px;overflow-y:auto}.constraint-intro,.constraint-current-value,.constraint-empty{margin:0;color:var(--text-muted);font-size:var(--text-dense);line-height:var(--leading-dense)}.constraint-current-value{padding:var(--space-4) 0}.constraint-limit-input span{min-height:32px;display:flex;align-items:center;padding:var(--space-4) var(--space-5);border:1px solid var(--border-default);border-radius:var(--radius-control);background:var(--surface-hover);color:var(--text-secondary);font-size:var(--text-dense)}.constraint-list{display:grid}.constraint-list>button{min-height:48px;display:flex;align-items:center;justify-content:space-between;gap:var(--space-5);padding:var(--space-4) 0;border:0;border-bottom:1px solid var(--border-subtle);background:transparent;color:var(--text-primary);text-align:left}.constraint-list>button:last-child{border-bottom:0}.constraint-list>button:hover{background:var(--surface-hover)}.constraint-list>button>span{min-width:0;display:grid;gap:var(--space-2)}.constraint-list small{color:var(--text-muted)}.constraint-list em{flex:0 0 auto;font-size:var(--text-meta);font-style:normal;font-weight:600}.base-select-popup,.base-menu-popup,.matrix-popover,.agent-review-details-panel{padding:var(--space-3);border-color:var(--border-default);border-radius:var(--radius-group);background:var(--surface-raised);box-shadow:var(--shadow-floating)}.base-select-item,.base-menu-item{min-height:30px;border-radius:var(--radius-control)}.base-select-item:hover,.base-select-item[data-highlighted],.base-menu-item:hover,.base-menu-item[data-highlighted]{background:var(--surface-hover)}.empty-panel{color:var(--text-muted)}.empty-panel>svg{color:var(--text-faint)}.empty-panel h3{font-size:15px;font-weight:500}.error-strip,.form-error,.agent-error,.matrix-popover-error{border-color:color-mix(in lch,var(--bad) 28%,transparent);border-radius:var(--radius-control);background:var(--bad-soft)}.programs-shell,.offline-screen,.fatal-error,.auth-screen{background:var(--surface-canvas)}.programs-global-bar,.offline-screen header{background:transparent;color:var(--text-primary)}.programs-page{width:min(720px,calc(100% - 48px));flex:1;margin:0 auto;padding:var(--space-9) 0;overflow:auto}.programs-dashboard.arc-shell{grid-template-rows:minmax(0,1fr);padding-bottom:8px}.programs-dashboard .arc-sidebar{grid-row:1}.programs-dashboard .arc-current-user{margin-top:auto}.programs-sidebar-nav{padding-top:var(--space-3)}.programs-nav-item{box-sizing:border-box;display:flex;align-items:center;text-decoration:none}.programs-nav-item[aria-current=page]{background:var(--surface-selected);color:var(--text-primary);font-weight:500}.programs-actions .arc-primary{display:inline-flex;align-items:center;gap:var(--space-3);margin-left:auto;padding:0 var(--space-6);white-space:nowrap}.program-list{display:grid;gap:var(--space-2);border:0}.program-row{min-height:56px;padding:0 var(--space-7);border:0;border-radius:var(--radius-control);color:var(--text-primary);text-decoration:none}.program-row:hover{background:var(--surface-hover)}.program-row:active{background:var(--surface-selected)}.program-row>svg{flex:0 0 auto;color:var(--text-faint)}.program-row-copy{min-width:0;display:grid;gap:var(--space-1)}.program-row-copy strong{overflow:hidden;font-size:var(--text-dense);font-weight:550;text-overflow:ellipsis;white-space:nowrap}.program-row-copy small{color:var(--text-muted);font-size:var(--text-meta);line-height:var(--leading-meta)}.arc-sidebar-scrim{display:none}@media(max-width:820px){.arc-shell,.arc-shell.agent-collapsed,.arc-shell.sidebar-collapsed,.arc-shell.sidebar-collapsed.agent-collapsed{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr) 36px;padding:0}.programs-dashboard.arc-shell,.programs-dashboard.arc-shell.agent-collapsed,.programs-dashboard.arc-shell.sidebar-collapsed{grid-template-rows:minmax(0,1fr)}.arc-main{grid-column:1;border:0;border-radius:0;box-shadow:none}.arc-sidebar,.arc-sidebar.collapsed{position:fixed;z-index:110;inset:0 auto 0 0;width:min(288px,calc(100vw - 44px));transform:translate(-100%);border-right:1px solid var(--border-default);background:var(--surface-canvas);box-shadow:var(--shadow-floating);transition:transform var(--motion-fast) ease}.arc-shell.mobile-sidebar-open .arc-sidebar{transform:translate(0)}.arc-sidebar.collapsed .arc-sidebar-header{min-height:0;padding:var(--space-5) var(--space-6) var(--space-5) var(--space-7)}.arc-sidebar.collapsed .arc-sidebar-toggle,.arc-sidebar-toggle{display:none}.arc-sidebar.collapsed .arc-sidebar-programs-link{display:inline-flex}.arc-sidebar-mobile-close{display:grid}.arc-sidebar.collapsed .arc-sidebar-context{padding-inline:var(--space-5)}.arc-sidebar.collapsed .arc-sidebar-branch .base-select-value,.arc-sidebar.collapsed .arc-sidebar-branch .base-select-icon,.arc-sidebar.collapsed .arc-sidebar-changes span,.arc-sidebar.collapsed .arc-view-option>span{display:initial}.arc-sidebar.collapsed .arc-sidebar-branch{grid-template-columns:25px minmax(0,1fr) 30px;place-items:initial;padding-left:var(--space-6)}.arc-sidebar.collapsed .arc-sidebar-branch>svg,.arc-sidebar.collapsed .arc-sidebar-branch .base-select-trigger{position:static}.arc-sidebar.collapsed .arc-sidebar-new-branch{display:grid}.arc-sidebar.collapsed .arc-sidebar-changes{justify-content:flex-start;padding:0 var(--space-6)}.arc-sidebar.collapsed .arc-view-tab{display:block;padding:0 var(--space-6)}.arc-sidebar.collapsed .arc-view-option{grid-template-columns:16px minmax(0,1fr) 14px;place-items:initial;gap:var(--space-5)}.arc-sidebar.collapsed .arc-theme-toggle{display:grid}.arc-sidebar.collapsed .arc-current-user{justify-content:flex-start;padding-inline:var(--space-6)}.arc-sidebar.collapsed .arc-clerk-user-trigger{justify-content:flex-start}.arc-sidebar-scrim{position:fixed;z-index:105;top:0;right:0;bottom:0;left:0;display:block;border:0;border-radius:0;background:#1b1b1b40}.arc-mobile-menu{display:grid}.arc-topbar{grid-template-columns:30px minmax(0,1fr) auto;gap:var(--space-3)}.arc-topbar-search,.arc-topbar-left{grid-column:2}.arc-topbar-left .arc-topbar-search{flex:1 1 auto;width:auto}.arc-table-tool{width:30px;padding:0;justify-content:center}.arc-table-tool>span{display:none}.arc-mode-switcher{display:none}.arc-workspace-actions{grid-column:3}.arc-utility-bar{grid-column:1}.agent-sidebar:not(.full-page),.arc-shell:not(.agent-collapsed) .agent-sidebar:not(.full-page){position:fixed;inset:auto 12px 42px;width:auto;height:min(600px,calc(100dvh - 56px));border-radius:var(--radius-agent)}.content-page{padding:var(--space-8)}.programs-page{width:calc(100% - 32px);padding:var(--space-8) 0}.general-settings{width:calc(100% - 32px);grid-template-columns:140px minmax(0,1fr)}.model-studio{min-height:calc(100dvh - 88px)}}@media(max-width:560px){.knowledge-table-head{display:none}.knowledge-entry>summary{grid-template-columns:minmax(0,1fr) 16px}.knowledge-labels,.knowledge-entry time{display:none}.history-row{grid-template-columns:92px minmax(0,1fr)}.arc-topbar{grid-template-columns:30px minmax(0,1fr) auto;padding-inline:var(--space-5)}.arc-topbar-search{width:100%}.arc-topbar-left .arc-topbar-search input{display:none}.arc-create-main{width:30px;overflow:hidden;color:transparent}.arc-create-main:before{content:"+";color:#fff;font-size:16px}.arc-create-toggle{display:none}.page-header{flex-wrap:wrap}.general-settings{min-height:76px;grid-template-columns:1fr;align-content:center;gap:var(--space-3)}.dialog{width:calc(100vw - 16px);max-height:calc(100dvh - 16px);border-radius:var(--radius-agent)}.form-grid,.property-value-inputs,.constraint-limit-input{grid-template-columns:1fr}}