:root{--bg: #0b0f14;--panel: #121821;--border: #232c38;--text: #e7edf5;--muted: #8896a8;--accent: #6366f1;--accent2: #3ecf8e;--danger: #ef5b5b;--multiselect: #f59e0b;--title: rgba(231,237,245,.86);--glass-blur: blur(14px) saturate(1.4);--glass-blur-strong: blur(16px) saturate(1.4);--glass-blur-xstrong: blur(20px) saturate(1.4);--glass-blur-field: blur(6px);--bg-header: linear-gradient(rgba(18,24,33,.72), rgba(11,15,20,.6));--bg-panel: rgba(15,20,28,.86);--bg-log: rgba(18,24,33,.86);--bg-log-header: rgba(18,24,33,.92);--bg-modal: rgba(18,24,33,.75);--bg-tooltip: rgba(20,26,36,.97);--bg-popover: rgba(20,26,36,.98);--bg-field: rgba(14,20,28,.6);--shadow-header: 0 8px 24px rgba(0,0,0,.35), 0 0 24px rgba(62,207,142,.22);--shadow-panel: -8px 0 24px rgba(0,0,0,.25), 0 0 28px 2px rgba(62,207,142,.28);--shadow-log: 0 12px 32px rgba(0,0,0,.4), 0 0 28px 2px rgba(62,207,142,.3);--shadow-modal: 0 20px 60px rgba(0,0,0,.5), 0 0 36px 2px rgba(62,207,142,.35);--shadow-tooltip: 0 6px 20px rgba(0,0,0,.45);--shadow-popover: 0 12px 32px rgba(0,0,0,.5), 0 0 32px 2px rgba(62,207,142,.32);--shadow-toast: 0 8px 24px rgba(0,0,0,.35);--node-shadow: drop-shadow(0 3px 10px rgba(0,0,0,.35));--glow-border: rgba(62,207,142,.4)}body[data-ui-style=flat]{--glass-blur: none;--glass-blur-strong: none;--glass-blur-xstrong: none;--glass-blur-field: none;--bg-header: #121821;--bg-panel: #121821;--bg-log: #121821;--bg-log-header: #17202b;--bg-modal: #121821;--bg-tooltip: #17202b;--bg-popover: #17202b;--bg-field: #17202b;--shadow-header: none;--shadow-panel: none;--shadow-log: none;--shadow-modal: none;--shadow-tooltip: none;--shadow-popover: none;--shadow-toast: none;--node-shadow: none;--glow-border: rgba(255,255,255,.08)}body[data-ui-style=outline]{--glass-blur: none;--glass-blur-strong: none;--glass-blur-xstrong: none;--glass-blur-field: none;--bg-header: #0d1218;--bg-panel: #0d1218;--bg-log: #0d1218;--bg-log-header: #121821;--bg-modal: #0d1218;--bg-tooltip: #121821;--bg-popover: #121821;--bg-field: transparent;--shadow-header: none;--shadow-panel: none;--shadow-log: none;--shadow-modal: none;--shadow-tooltip: none;--shadow-popover: none;--shadow-toast: none;--node-shadow: none;--glow-border: rgba(255,255,255,.08)}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;overflow:hidden}header{position:fixed;top:0;left:0;right:0;z-index:10;height:52px;display:flex;align-items:center;gap:14px;padding:0 16px;background:var(--bg-header);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-bottom:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow-header)}header h1{font-size:15px;margin:0;white-space:nowrap}header .sub{font-size:11px;color:var(--muted);white-space:nowrap}.badge{padding:3px 9px;border-radius:999px;font-size:11px;font-weight:600;white-space:nowrap}.badge.ok{background:#3ecf8e26;color:var(--accent2)}.badge.no{background:#ef5b5b26;color:var(--danger)}.spacer{flex:1}.toolbar{display:flex;gap:4px;align-items:center}.tgroup{display:flex;gap:4px}.tdiv{width:1px;height:20px;background:#ffffff1f;flex-shrink:0}input,button,select{font:inherit;border-radius:8px;border:1px solid rgba(255,255,255,.1);background:var(--bg-field);backdrop-filter:var(--glass-blur-field);-webkit-backdrop-filter:var(--glass-blur-field);color:var(--text);padding:7px 10px;font-size:12px;transition:border-color .15s,background .15s}body[data-ui-style=outline] input:not([type=range]),body[data-ui-style=outline] button,body[data-ui-style=outline] select{border-color:#ffffff47}button{cursor:pointer}button.primary{background:var(--accent);color:#fff;border:none;font-weight:600}button.ghost:hover{border-color:var(--accent);background:#6366f11f}button.ghost.danger:hover{border-color:var(--danger);background:#ef5b5b1f;color:var(--danger)}button:disabled{opacity:.4;cursor:not-allowed}.icon-btn{width:32px;height:32px;padding:0;display:inline-flex;align-items:center;justify-content:center;font-size:15px;line-height:1;flex-shrink:0}.zoom-pct-btn{width:auto;min-width:44px;padding:0 6px;font-size:11px;font-variant-numeric:tabular-nums}.layout-toggle-btn .lt-frame{fill:none;stroke:var(--muted);stroke-width:1.2;transition:stroke .15s}.layout-toggle-btn .lt-fill{fill:var(--muted);transition:fill .15s}.layout-toggle-btn:hover .lt-frame{stroke:var(--accent)}.layout-toggle-btn.active .lt-frame{stroke:var(--text)}.layout-toggle-btn.active .lt-fill{fill:var(--accent)}input[type=color]{width:36px;height:32px;padding:2px 3px;flex-shrink:0}.checkbox-label{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--muted);cursor:pointer;white-space:nowrap}.checkbox-label input{padding:0;width:auto}.opacity-row{display:flex;align-items:center;gap:6px;margin-top:4px}.opacity-row input[type=range]{flex:1;width:auto;-webkit-appearance:none;appearance:none;background:transparent;border:none;padding:0;height:14px;accent-color:var(--accent)}.opacity-row input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:2px;background:#ffffff1f}.opacity-row input[type=range]::-moz-range-track{height:4px;border-radius:2px;background:#ffffff1f}.opacity-row input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;margin-top:-5px;width:14px;height:14px;border-radius:50%;background:var(--accent);border:2px solid #fff;cursor:pointer}.opacity-row input[type=range]::-moz-range-thumb{width:12px;height:12px;border-radius:50%;background:var(--accent);border:2px solid #fff;cursor:pointer}.opacity-value{font-size:10px;color:var(--muted);min-width:30px;text-align:right;flex-shrink:0}.node-outline-badge rect{fill:#0b0f14d9;stroke:#ffffff26;stroke-width:1px}.node-outline-badge text{font-size:9px;fill:var(--muted);font-family:Inter,sans-serif;user-select:none;pointer-events:none}#app-shell{position:absolute;inset:52px 0 0;display:flex}#canvas-wrap{position:relative;flex:1 1 auto;min-width:0;overflow:hidden}svg#canvas{width:100%;height:100%;cursor:grab}svg#canvas.panning{cursor:grabbing}svg#canvas.select-mode{cursor:crosshair}svg#canvas.select-mode.space-pan{cursor:grab}svg#canvas.select-mode.panning{cursor:grabbing}#select-tool-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.node.selected .node-rect{filter:drop-shadow(0 0 6px rgba(99,102,241,.6))}.selection-ring{fill:none;stroke:var(--accent);stroke-width:1.5px;stroke-dasharray:3 3;pointer-events:none}.multi-select-ring{fill:none;stroke:var(--multiselect);stroke-width:1.5px;stroke-dasharray:3 2;pointer-events:none}.resize-handle{fill:var(--accent);stroke:#fff;stroke-width:1px;cursor:nwse-resize;pointer-events:auto}.resize-handle:hover{fill:#fff}.edge-tree.selected,.edge-cross.selected{filter:drop-shadow(0 0 4px rgba(99,102,241,.8))}.edge-tree.multi-selected,.edge-cross.multi-selected{filter:drop-shadow(0 0 4px rgba(245,158,11,.85))}.node.pending .node-rect{stroke:var(--accent2)!important;stroke-dasharray:4 3;animation:pulse 1s ease-in-out infinite;filter:drop-shadow(0 0 8px rgba(62,207,142,.6))}.node-rect{filter:var(--node-shadow)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.node.drop-target .node-rect{stroke:var(--accent2)!important;stroke-width:2.5px!important;filter:drop-shadow(0 0 14px rgba(62,207,142,.85))}.node.drop-target-child .node-rect{stroke:var(--accent2)!important;stroke-width:1.5px!important;stroke-dasharray:4 3;filter:drop-shadow(0 0 6px rgba(62,207,142,.55))}.edge-snap-ghost{pointer-events:none;animation:edge-snap .45s ease-out forwards;transform-origin:center}@keyframes edge-snap{0%{stroke-dasharray:none;opacity:1;transform:scale(1)}35%{stroke-dasharray:5 3;opacity:.9}to{stroke-dasharray:1 9;opacity:0;transform:scale(.94)}}.edge-spark{pointer-events:none;animation:edge-spark-burst .55s ease-out forwards}@keyframes edge-spark-burst{0%{opacity:1;transform:translate(0) scale(1)}to{opacity:0;transform:translate(var(--spark-dx),var(--spark-dy)) scale(.15)}}.edge-connect-burst{pointer-events:none;animation:edge-connect-burst .5s ease-out forwards;transform-origin:center}@keyframes edge-connect-burst{0%{opacity:.9;transform:scale(.3)}to{opacity:0;transform:scale(3.2)}}.node text{font-family:var(--node-font, "Inter", sans-serif);user-select:none;pointer-events:none}.node{cursor:pointer}.edge-tree,.edge-cross{fill:none}#side-panel{width:272px;flex-shrink:0;overflow-y:auto;padding:16px;background:var(--bg-panel);backdrop-filter:var(--glass-blur-strong);-webkit-backdrop-filter:var(--glass-blur-strong);box-shadow:var(--shadow-panel)}#side-panel.collapsed{display:none}#panel-resize-handle{width:7px;flex-shrink:0;cursor:ew-resize;background-repeat:no-repeat;background-size:1px 100%,1px 100%;background-position:2px 0,5px 0;background-image:linear-gradient(#ffffff47,#ffffff47),linear-gradient(#ffffff47,#ffffff47);transition:background-image .15s}#panel-resize-handle:hover,#panel-resize-handle.dragging{background-image:linear-gradient(var(--accent),var(--accent)),linear-gradient(var(--accent),var(--accent))}#panel-resize-handle.collapsed{display:none}.panel-section{margin-bottom:18px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.07)}.panel-section:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}.panel-section h3{margin:0 0 10px;font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--title);font-weight:600}.field-row{display:flex;gap:8px;margin-bottom:10px;align-items:flex-end}.field-row:last-child{margin-bottom:0}.field{display:flex;flex-direction:column;gap:5px;flex:1;min-width:0}.field-label{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.field select,.field input:not([type=color]){width:100%}.swatch-row{display:flex;gap:6px;align-items:center}.swatch-trigger-btn{display:flex;align-items:center;gap:8px;width:100%;justify-content:flex-start;text-align:left}.swatch-trigger-label{font-size:11px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.swatch-preview{position:relative;width:20px;height:20px;border-radius:5px;flex-shrink:0;overflow:hidden;border:1px solid rgba(255,255,255,.25);background-color:#1a1a1a;background-image:linear-gradient(45deg,#3a3a3a 25%,transparent 25%),linear-gradient(-45deg,#3a3a3a 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#3a3a3a 75%),linear-gradient(-45deg,transparent 75%,#3a3a3a 75%);background-size:8px 8px;background-position:0 0,0 4px,4px -4px,-4px 0px}.swatch-preview-fill{position:absolute;inset:0}.scope-badge{display:inline-block;font-size:10px;font-weight:600;color:var(--accent2);background:#3ecf8e1f;border:1px solid rgba(62,207,142,.3);border-radius:999px;padding:2px 9px;cursor:default;max-width:100%;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;vertical-align:top}.field-row.scope-row{margin-bottom:14px}#toast{position:fixed;top:60px;left:50%;transform:translate(-50%);background:var(--accent);color:#fff;font-size:12px;font-weight:600;padding:7px 16px;border-radius:999px;display:none;align-items:center;gap:8px;box-shadow:var(--shadow-toast);z-index:20}#toast.show{display:flex}#toast .dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1s ease-in-out infinite}#log-panel{position:fixed;left:12px;bottom:12px;width:320px;max-height:220px;background:var(--bg-log);backdrop-filter:var(--glass-blur-strong);-webkit-backdrop-filter:var(--glass-blur-strong);border:1px solid var(--glow-border, rgba(255,255,255,.08));border-radius:12px;box-shadow:var(--shadow-log);font-size:11px;color:var(--muted);overflow-y:auto;z-index:10}#log-panel h2{font-size:11px;text-transform:uppercase;letter-spacing:.04em;margin:0;padding:8px 12px;color:var(--title);border-bottom:1px solid rgba(255,255,255,.08);position:sticky;top:0;background:var(--bg-log-header);border-radius:12px 12px 0 0}#log-panel .body{padding:8px 12px;white-space:pre-wrap}#log-panel.collapsed{display:none}#export-panel,#import-panel{position:fixed;z-index:30;inset:0;background:#00000080;display:none;align-items:center;justify-content:center}#export-panel.show,#import-panel.show{display:flex}#export-panel .box,#import-panel .box{background:var(--bg-modal);backdrop-filter:var(--glass-blur-xstrong);-webkit-backdrop-filter:var(--glass-blur-xstrong);border:1px solid var(--glow-border, rgba(255,255,255,.08));border-radius:12px;box-shadow:var(--shadow-modal);width:min(600px,90vw);max-height:80vh;display:flex;flex-direction:column;overflow:hidden}#export-panel .box header,#import-panel .box header{position:static;background:none;border:none;border-bottom:1px solid rgba(255,255,255,.07);padding:12px 16px;height:auto}#export-panel textarea,#import-panel textarea{flex:1;margin:12px 16px;background:#0e141c;color:var(--text);border:1px solid var(--border);border-radius:8px;padding:10px;font-family:ui-monospace,monospace;font-size:12px;resize:none;min-height:220px}.modal-controls{padding:12px 16px 0;display:flex;flex-direction:column;gap:10px}.modal-controls .field-row{margin-bottom:0}.modal-actions{display:flex;align-items:center;gap:8px;padding:12px 16px;border-top:1px solid rgba(255,255,255,.07)}.import-help{margin:12px 16px 0;padding:10px 12px;font-size:11px;line-height:1.5;color:var(--muted);background:#ffffff08;border:1px solid rgba(255,255,255,.06);border-radius:8px}.import-help b{color:var(--text)}.import-help+.import-help{margin-top:8px}#tooltip{position:fixed;z-index:60;pointer-events:none;background:var(--bg-tooltip);color:var(--text);border:1px solid rgba(255,255,255,.12);border-radius:6px;padding:5px 9px;font-size:11px;line-height:1.4;max-width:240px;box-shadow:var(--shadow-tooltip);opacity:0;visibility:hidden;transform:translateY(2px);transition:opacity .1s ease,transform .1s ease}#tooltip.show{opacity:1;visibility:visible;transform:translateY(0)}#color-popover{position:fixed;z-index:55;display:none;background:var(--bg-popover);color:var(--text);border:1px solid var(--glow-border, rgba(255,255,255,.14));border-radius:8px;padding:10px;min-width:168px;box-shadow:var(--shadow-popover)}#color-popover.show{display:block}#color-popover .cp-arrow{position:absolute;width:10px;height:10px;background:var(--bg-popover);transform:rotate(45deg);left:calc(var(--cp-arrow-x, 50%) - 5px)}#color-popover[data-side=below] .cp-arrow{top:-5px;border-top:1px solid rgba(255,255,255,.14);border-left:1px solid rgba(255,255,255,.14)}#color-popover[data-side=above] .cp-arrow{bottom:-5px;border-bottom:1px solid rgba(255,255,255,.14);border-right:1px solid rgba(255,255,255,.14)}#color-popover .swatch-row{margin-bottom:8px}#color-popover .opacity-row{margin-bottom:10px}.color-popover-actions{display:flex;gap:8px;justify-content:flex-end}.color-popover-actions button{padding:5px 12px;font-size:12px}