:root{color-scheme:light;--bg-page: #FEFCF3;--bg-surface: #F5F0E4;--bg-surface-hover: #E8E3D6;--bg-surface-active: #EDE8D8;--border: #D5D0C4;--text-primary: #333;--text-secondary: #555;--text-muted: #666;--text-faint: #999;--text-disabled: #bbb;--selection: #D5D0C480;--accent: #80BE8C;--accent-soft: #e8ede9;--warning: #c49b2a;--error: #a04040;--error-soft: #f6e3df;--error-soft-hover: #f0d6d0;--error-border: #d9b5ad;--error-text: #7e4039;--error-text-faint: #a06b63;--node-primitive: #5B8DEF;--node-transform: #E8913A;--node-boolean: #B06AD9;--node-modifier: #4AADAA;--node-sketch: #D9596A}*{box-sizing:border-box}body{margin:0;font-family:IBM Plex Sans,Helvetica Neue,sans-serif;font-size:13px;color:var(--text-primary);background:var(--bg-page)}.ui-root{height:100vh;display:flex;flex-direction:column}.ui-root.is-embedded{height:100%}.ui-root.is-embedded .topbar{display:none}.ui-root.is-embedded .layout{grid-template-columns:260px 1fr}.topbar{flex-shrink:0;height:28px;display:flex;align-items:center;gap:12px;padding:0 12px;background:var(--bg-surface);border-bottom:1px solid var(--border);font-size:12px;letter-spacing:.02em}.topbar-logo{color:#55775c;font-weight:700;font-size:12px;letter-spacing:.04em}.topbar-spacer{flex:1}.topbar-button{padding:0;border:none;background:none;color:var(--text-muted);font:inherit;font-size:12px;cursor:pointer;letter-spacing:.02em}.topbar-button:hover{color:var(--text-primary)}.control-button{width:100%;padding:8px 10px;border:1px solid var(--border);background:var(--bg-surface);color:var(--text-primary);font:inherit;text-align:left;cursor:pointer}.control-button:hover{background:var(--bg-surface-hover)}.control-button:disabled{color:var(--text-disabled);cursor:default}.topbar-button-active{color:var(--text-primary);font-weight:600}.topbar-segmented{display:inline-flex;gap:10px;margin-right:12px}.topbar-menu{position:relative}.topbar-dropdown{position:absolute;top:calc(100% + 4px);left:0;min-width:120px;display:flex;flex-direction:column;padding:4px;background:var(--bg-page);border:1px solid var(--border);box-shadow:0 4px 16px #281e0f14;z-index:20}.topbar-dropdown-item{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:6px 8px;border:none;background:none;color:var(--text-primary);font:inherit;font-size:12px;text-align:left;cursor:pointer}.topbar-dropdown-item:hover{background:var(--bg-surface)}.layout{flex:1;min-height:0;display:grid;grid-template-columns:260px 1fr}.layout.has-script-editor{grid-template-columns:260px 480px 1fr}.panel-host{min-width:0;min-height:0;display:flex;flex-direction:column}.panel-host-actions{border-right:1px solid var(--border)}.panel-host>.panel{flex:1}.panel{min-width:0;border-right:1px solid var(--border);background:var(--bg-page);display:flex;flex-direction:column;min-height:0}.panel:last-child{border-right:none}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 12px 10px;border-bottom:1px solid var(--border)}.panel-header h2{margin:0;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-faint)}.panel-center{position:relative;display:flex;flex-direction:column;overflow:hidden}.panel-center-host{flex:1;min-width:0;min-height:0}.viewport-placeholder{flex:1;display:flex;align-items:center;justify-content:center;color:var(--text-faint);font-size:12px;font-family:IBM Plex Mono,monospace}.sketch-authoring-overlay{position:absolute;top:12px;right:12px;bottom:12px;left:12px;pointer-events:none;display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.sketch-toolbar,.constraints-panel{pointer-events:auto}.sketch-toolbar{display:flex;align-items:center;gap:2px;padding:3px;background:var(--bg-page);border:1px solid var(--border);border-radius:2px;box-shadow:0 2px 8px #281e0f0f;font-size:12px}.sketch-tool-btn{padding:4px 10px;background:none;border:1px solid transparent;color:var(--text-muted);cursor:pointer;font:inherit;font-size:11px;letter-spacing:.02em;border-radius:2px;display:inline-flex;align-items:center;gap:6px}.sketch-tool-btn:hover{color:var(--text-primary);background:var(--bg-surface)}.sketch-tool-btn.is-active{background:var(--bg-surface-active);color:var(--text-primary);border-color:var(--border)}.sketch-toolbar-hint{margin:0 4px 0 8px;padding:2px 6px;color:var(--text-faint);font-size:10px;letter-spacing:.03em;font-family:IBM Plex Mono,monospace;border-left:1px solid var(--border)}.tool-hint,.shortcut{display:inline-block;padding:0 4px;border:1px solid var(--border);border-radius:2px;background:var(--bg-page);font-family:IBM Plex Mono,monospace;font-size:9px;color:var(--text-faint);line-height:1.4}.sketch-tool-btn.is-active .tool-hint,.sketch-tool-btn:hover .tool-hint{color:var(--text-muted);border-color:var(--text-faint)}.constraints-panel{width:200px;max-height:calc(100vh - 80px);display:flex;flex-direction:column;background:var(--bg-page);border:1px solid var(--border);border-radius:2px;box-shadow:0 2px 8px #281e0f0f;font-size:11px;color:var(--text-primary);overflow:hidden}.constraint-section{display:flex;flex-direction:column;border-bottom:1px solid var(--border);min-height:0;flex:1;overflow:hidden}.constraint-section:last-child{border-bottom:none}.constraint-section-header{display:flex;align-items:baseline;justify-content:space-between;padding:6px 10px 4px;background:var(--bg-surface);border-bottom:1px solid var(--border)}.constraint-section-title{font-size:10px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-primary)}.constraint-add-row{display:grid;grid-template-columns:1fr;gap:1px;padding:4px;background:var(--bg-surface);border-bottom:1px solid var(--border)}.constraint-add-btn{display:flex;align-items:center;gap:5px;padding:3px 6px;background:var(--bg-page);border:1px solid var(--border);color:var(--text-muted);font:inherit;font-size:10px;cursor:pointer;text-align:left;border-radius:2px}.constraint-add-btn:hover:not(:disabled){background:var(--bg-surface-hover);color:var(--text-primary);border-color:var(--text-faint)}.constraint-add-btn:disabled{opacity:.45;cursor:not-allowed}.constraint-add-btn:disabled .shortcut{opacity:.75}.constraint-add-btn.is-active{background:var(--accent);color:#fff;border-color:var(--accent)}.constraint-add-btn.is-active .sym{color:#fff}.constraint-add-btn .sym{width:12px;text-align:center;color:var(--accent);font-size:11px;flex-shrink:0}.btn-label{flex:1;min-width:0}.constraint-empty{padding:14px 12px;font-size:10px;color:var(--text-faint);line-height:1.55}.constraint-list{display:flex;flex-direction:column;overflow-y:auto;flex:1;min-height:0;max-height:180px}.constraint-row{display:flex;align-items:center;gap:4px;padding:4px 8px;border-bottom:1px solid var(--border)}.constraint-row:last-child{border-bottom:none}.constraint-row .sym{color:var(--accent);font-size:12px;width:14px;text-align:center}.constraint-kind{font-weight:600;color:var(--text-primary);font-size:10px;letter-spacing:.02em}.constraint-summary{flex:1;color:var(--text-faint);font-family:IBM Plex Mono,monospace;font-size:10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.constraint-value{width:56px;padding:2px 4px;background:var(--bg-page);border:1px solid var(--border);color:var(--text-primary);font:inherit;font-size:10px;font-family:IBM Plex Mono,monospace;border-radius:2px;text-align:right;cursor:ew-resize;-webkit-user-select:none;user-select:none}.constraint-value:hover{background:var(--bg-surface-hover)}.constraint-delete{background:none;border:none;color:var(--text-faint);cursor:pointer;font-size:15px;padding:0 2px;line-height:1}.constraint-delete:hover{color:var(--error, #c55)}.action-row{position:relative;display:flex;align-items:center;gap:0;min-height:var(--wire-row);border-radius:2px;background:transparent;border:1px solid transparent;user-select:none;-webkit-user-select:none;cursor:pointer}.action-row.is-dragging{opacity:.4}.action-row.is-drop-above{box-shadow:inset 0 2px 0 var(--accent, #6c8ebf)}.action-row.is-drop-below{box-shadow:inset 0 -2px 0 var(--accent, #6c8ebf)}.action-row:hover{background:var(--bg-surface)}.action-row.is-selected{background:var(--bg-surface-active);border-color:var(--accent)}.action-row.is-selected:hover{background:var(--bg-surface-active)}.action-row.has-error{background:var(--error-soft);border-color:var(--error-border)}.action-row.has-error:hover{background:var(--error-soft-hover)}.action-row.has-error .action-title,.action-row.has-error .action-subtitle{color:var(--error-text)}.panel-error{margin:8px;padding:8px 10px;background:var(--error-soft);border:1px solid var(--error-border);border-radius:3px;color:var(--error-text);font-size:11px;line-height:1.4;white-space:pre-wrap}.action-main{display:flex;align-items:center;gap:7px;flex:1;min-width:0;text-align:left;padding:3px 4px 3px 7px;background:none;border:none;cursor:pointer;color:inherit;font:inherit}.action-expand{flex-shrink:0;width:12px;height:16px;padding:0;margin:0;border:none;background:none;display:inline-flex;align-items:center;justify-content:center;color:var(--text-faint);font-size:9px;line-height:1;cursor:pointer;transition:transform .08s ease;transform:rotate(0)}.action-expand:hover{color:var(--text-primary)}.action-row.is-expanded .action-expand{transform:rotate(90deg)}.action-expand.is-hidden{visibility:hidden;pointer-events:none}.action-icon{flex-shrink:0;width:16px;height:16px;display:inline-flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:11px}.action-info{min-width:0;flex:1;display:flex;align-items:baseline;gap:6px}.action-title{font-size:11px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:text}.action-title-edit{font:inherit;font-size:11px;font-weight:500;padding:1px 3px;margin:-2px -3px;border:1px solid var(--border);border-radius:2px;background:var(--bg-page);color:var(--text-primary);outline:none;width:100%;box-sizing:border-box}.action-title-edit:focus{border-color:var(--accent)}.action-subtitle{font-size:9px;color:var(--text-faint)}.action-error-badge{flex-shrink:0;width:12px;height:12px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-size:9px;font-weight:700;color:var(--bg-page);background:var(--error);line-height:1}.toggle-btn{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:18px;height:18px;padding:0;margin:0 1px;border:none;border-radius:2px;background:none;color:var(--border);cursor:pointer;font-size:10px}.toggle-btn:hover{background:var(--bg-surface-hover);color:var(--text-muted)}.toggle-btn.is-active{color:var(--accent)}.toggle-btn.is-active:hover{background:var(--bg-surface-hover);color:#55775c}.add-wrapper{position:relative}.btn-add{width:24px;height:24px;padding:0;font-size:15px;line-height:1;display:flex;align-items:center;justify-content:center;border-radius:2px;color:var(--text-faint);border:1px solid var(--border);background:var(--bg-page);cursor:pointer}.btn-add:hover{background:var(--bg-surface);color:var(--text-primary)}.dropdown{position:absolute;top:100%;right:0;margin-top:4px;min-width:160px;background:var(--bg-page);border:1px solid var(--border);border-radius:2px;box-shadow:0 4px 12px #00000014;z-index:100;display:flex;flex-direction:column;padding:4px 0}.dropdown-item{display:flex;align-items:center;gap:8px;width:100%;text-align:left;padding:6px 12px;font-size:12px;color:var(--text-primary);background:none;border:none;border-radius:0;cursor:pointer;font:inherit}.dropdown-item:hover{background:var(--bg-surface)}.dropdown-item svg{flex-shrink:0;color:var(--text-muted)}.selection-empty{font-size:12px;color:var(--text-faint);text-align:center;padding:32px 16px}.selection-panel{flex:1;min-height:0;overflow-y:auto}.selection-header{display:flex;align-items:center;gap:8px;padding:10px 12px;background:var(--bg-surface);border-bottom:1px solid var(--border)}.header-info{flex:1;min-width:0}.header-kind{font-size:10px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.04em}.error-section{padding:8px 12px;background:var(--error-soft);border-bottom:1px solid var(--error-border);display:flex;flex-direction:column;gap:4px}.error-row{display:flex;align-items:baseline;gap:6px;font-size:11px}.error-key{font-weight:600;color:var(--error-text)}.error-msg{color:var(--error-text-faint)}.sketch-edit-section{border-bottom:1px solid var(--border);padding:8px 12px}.sketch-edit-toggle{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:6px 10px;font:inherit;font-size:11px;letter-spacing:.02em;border:1px solid var(--border);border-radius:2px;background:var(--bg-page);color:var(--text-muted);cursor:pointer}.sketch-edit-toggle:hover{background:var(--bg-surface-hover);color:var(--text-primary)}.sketch-edit-toggle.is-active{background:var(--accent-soft);border-color:var(--accent);color:var(--text-primary)}.sketch-edit-label{flex:1}.display-section{border-bottom:1px solid var(--border);background:var(--bg-surface)}.display-controls{display:flex;flex-direction:column;gap:8px;padding:12px 12px 10px}.display-controls.is-disabled{opacity:.42}.display-controls.is-disabled input,.display-controls.is-disabled select,.display-controls.is-disabled button{cursor:not-allowed}.display-check{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-primary);cursor:pointer;-webkit-user-select:none;user-select:none}.display-check input[type=checkbox]{accent-color:var(--accent);margin:0;cursor:pointer}.field-disabled-note{display:inline-flex;align-items:center;gap:5px;text-transform:none;letter-spacing:0}.color-row{align-items:flex-start}.color-swatches{display:flex;flex-wrap:wrap;gap:4px;flex:1}.color-swatch{width:18px;height:18px;padding:0;border:1px solid var(--border);border-radius:2px;cursor:pointer;flex-shrink:0;transition:transform .08s}.color-swatch:hover{transform:scale(1.1)}.color-swatch.is-active{border-color:var(--text-primary);box-shadow:0 0 0 1px var(--text-primary)}.header-name{font-size:13px;font-weight:600}.param-section{border-bottom:1px solid var(--border)}.section-title{display:flex;align-items:center;gap:8px;font-size:10px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.05em;padding:8px 12px 4px}.controls-strip{display:flex;flex-wrap:wrap;gap:4px 16px;padding:8px 12px;font-size:13px}.control-row{display:flex;align-items:center;gap:6px}.control-name{color:var(--text-secondary);font-weight:700;font-size:13px}.control-value{color:var(--text-primary);cursor:ew-resize;-webkit-user-select:none;user-select:none;padding:1px 4px;border-radius:2px;font-family:IBM Plex Mono,monospace;font-size:13px}.control-value:hover{background:var(--bg-surface-hover)}.control-value.is-dragging{background:var(--bg-surface-active)}.control-value-input{width:80px;font:13px IBM Plex Mono,monospace;padding:1px 4px;border:1px solid var(--accent);border-radius:2px;outline:none;background:var(--bg-page);color:var(--text-primary)}.control-select{font-size:12px;padding:2px 6px;border:1px solid var(--border);border-radius:2px;background:var(--bg-page);color:var(--text-primary);cursor:pointer}.control-select:hover{background:var(--bg-surface-hover)}.control-ref{font-size:12px;padding:2px 6px;border:1px solid var(--border);border-radius:2px;background:var(--bg-page);color:var(--text-primary);cursor:pointer}.control-ref:hover{background:var(--bg-surface-hover)}.controls-hint{font-size:12px;color:var(--text-secondary);font-weight:500;padding:6px 12px;background:var(--bg-surface);border-bottom:1px solid var(--border);letter-spacing:.03em}.control-check{gap:4px}.control-check input[type=checkbox]{accent-color:var(--accent);margin:0;cursor:pointer}.control-check label{font-size:12px;color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none}.action-icon.large{width:20px;height:20px}.kbd-hint{display:inline-block;padding:0 4px;border:1px solid var(--border);border-radius:2px;background:var(--bg-page);font-family:IBM Plex Mono,monospace;font-size:9px;color:var(--text-faint);line-height:1.4}.action-picker{flex-shrink:0;border-top:1px solid var(--border);background:var(--bg-surface);padding:6px;display:flex;flex-direction:column;gap:4px}.block-context-menu{position:fixed;z-index:1000;min-width:140px;background:var(--bg-surface);border:1px solid var(--border);border-radius:4px;box-shadow:0 4px 12px #0000002e;padding:4px;display:flex;flex-direction:column}.block-context-item{font:inherit;font-size:12px;text-align:left;padding:6px 10px;border:none;background:transparent;color:var(--text-primary);border-radius:3px;cursor:pointer}.block-context-item:hover{background:var(--bg-page)}.block-color-menu{min-width:154px}.block-color-menu .color-row{display:flex;padding:4px}.action-picker-input{padding:6px 8px;border:1px solid var(--border);border-radius:3px;background:var(--bg-page);color:var(--text-primary);font:inherit;font-size:12px;outline:none}.action-picker-input:focus{border-color:var(--accent)}.action-picker-results{display:flex;flex-direction:column;max-height:200px;overflow-y:auto}.action-picker-item{display:flex;align-items:center;gap:8px;padding:5px 8px;border:none;border-radius:2px;background:none;color:var(--text-primary);font:inherit;font-size:11px;text-align:left;cursor:pointer}.action-picker-item.is-active{background:var(--accent-soft)}.action-picker-item .action-icon{width:14px;height:14px}.action-picker-label{flex:1}.input-row{display:flex;align-items:center;gap:8px;padding:3px 7px 3px 30px;font-size:11px;color:var(--text-primary);border:1px solid transparent;border-radius:2px}.input-row:hover{background:var(--bg-surface)}.input-row-label{flex-shrink:0;color:var(--text-muted);font-size:10px;letter-spacing:.02em;min-width:58px}.input-row-value{flex:1;min-width:0;color:var(--text-primary);font-family:IBM Plex Mono,monospace;font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.input-row-value.is-empty{color:var(--text-faint);font-style:italic}.input-row.is-focused{border-color:var(--accent);background:var(--accent-soft)}.input-row-value.is-picking{color:var(--accent);font-style:italic}.wire-bubble{display:inline-flex;align-items:center;gap:4px;min-width:80px;height:22px;padding:0 8px;border:1px dashed var(--border);border-radius:11px;background:transparent;color:var(--text-muted);font-family:IBM Plex Mono,monospace;font-size:11px;line-height:1;cursor:pointer;-webkit-user-select:none;user-select:none;transition:background 80ms,border-color 80ms,color 80ms}.wire-bubble:hover{border-color:var(--accent);color:var(--accent)}.wire-bubble.is-picking{border-style:solid;border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.wire-bubble.is-assigned{border-style:solid;border-color:var(--border);background:var(--bg-surface);color:var(--text);cursor:default}.wire-bubble-label{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.wire-bubble-x{flex:0 0 auto;border:0;background:transparent;color:var(--text-muted);font-size:14px;line-height:1;padding:0 2px;margin-right:-4px;cursor:pointer;border-radius:50%}.wire-bubble-x:hover{color:var(--text);background:var(--bg-surface-hover)}.action-row.is-pick-target{background:var(--accent-soft);cursor:pointer}.action-row.is-pick-target:hover{background:var(--bg-surface-hover)}.input-row-edit{flex:1;min-width:0;padding:1px 4px;border:1px solid var(--accent);border-radius:2px;background:var(--bg-page);color:var(--text-primary);font-family:IBM Plex Mono,monospace;font-size:10px;outline:none}.palette-hint-btn{margin-left:auto;display:inline-flex;align-items:center;gap:5px;padding:3px 8px;border:1px solid var(--border);border-radius:3px;background:var(--bg-page);color:var(--text-faint);cursor:pointer;font:inherit;font-size:10px;letter-spacing:.04em}.palette-hint-btn:hover{background:var(--bg-surface);color:var(--text-primary);border-color:var(--text-faint)}.palette-hint-btn kbd{display:inline-block;padding:0 3px;border:1px solid var(--border);border-radius:2px;background:var(--bg-page);font-family:IBM Plex Mono,monospace;font-size:9px;color:var(--text-muted);line-height:1.4}.palette-hint-btn:hover kbd{border-color:var(--text-faint);color:var(--text-primary)}.palette-hint-plus{color:var(--text-faint);font-size:9px;line-height:1;margin:0 1px}.header-right{display:inline-flex;align-items:center;gap:6px}.header-right .palette-hint-btn{margin-left:0}.visibility-badge{flex-shrink:0;width:18px;height:18px;margin:0 4px;padding:0;border:1px solid transparent;border-radius:3px;background:transparent;color:var(--text-muted);font-size:11px;line-height:1;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.visibility-badge:hover{border-color:var(--border);color:var(--text-primary)}.visibility-badge.is-hidden{color:var(--text-faint)}.loading{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--text-faint);font-size:14px}.block-list{flex:1 1 auto;overflow-y:auto;padding:4px 0}.block-output-name{font-family:IBM Plex Mono,monospace}.block-row:hover{background:var(--bg-surface-hover, rgba(255, 255, 255, .04))}.block-row-selected{background:var(--bg-selected, rgba(80, 130, 230, .12));border-left-color:var(--accent, #5082e6)}.block-row-name{flex:1 1 auto;font-family:IBM Plex Mono,monospace}.block-row-kind{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.block-row-delete{background:transparent;border:0;color:var(--text-faint);cursor:pointer;font-size:14px;padding:0 4px;visibility:hidden}.block-row:hover .block-row-delete{visibility:visible}.block-list-run{padding:8px;border-top:1px solid var(--border);display:flex;justify-content:flex-end}.block-run-btn{font-weight:500}.block-list-error{padding:8px 12px;background:#dc3c3c1a;color:#e74c3c;font-size:11px;border-top:1px solid rgba(220,60,60,.2);white-space:pre-wrap}