:root{--bg:#f7f7f5;--panel:#fff;--line:#d9d9d4;--ink:#1c1c1a;--muted:#6f6f68;--accent:#2f6fd0;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--ink);-webkit-text-size-adjust:100%;-webkit-touch-callout:none;overscroll-behavior:none;margin:0;font:14px/1.4 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow:hidden}#app{flex-direction:column;height:100%;display:flex}.toolbar{padding:max(8px, env(safe-area-inset-top)) 12px 8px;background:var(--panel);border-bottom:1px solid var(--line);flex:none;align-items:center;gap:12px;display:flex}.brand{letter-spacing:.02em;font-weight:600}.toolbar button,.toolbar select{font:inherit;border:1px solid var(--line);background:var(--panel);color:inherit;border-radius:8px;padding:6px 10px}.toolbar button:active{background:#ececea}.toolbar button:disabled{opacity:.4}.sep{background:var(--line);align-self:stretch;width:1px}.field{color:var(--muted);align-items:center;gap:6px;display:inline-flex}.status{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap;text-overflow:ellipsis;margin-left:auto;overflow:hidden}.stage{touch-action:none;cursor:grab;flex:auto;min-height:0;position:relative}.canvas{width:100%;height:100%;display:block;position:absolute;inset:0}.canvas .node>*{pointer-events:all}.canvas .node{transition:transform .38s cubic-bezier(.22,.68,.24,1),opacity .2s ease-out}.canvas .node.entering{opacity:0;transition:none}.canvas .edges{transition:opacity .2s ease-out}.canvas .overlay{pointer-events:none}.canvas .selection{fill:none;stroke:var(--accent);stroke-width:2px;stroke-dasharray:6 4}.canvas .preview{stroke:var(--accent);stroke-width:2px;stroke-dasharray:7 5;opacity:.7}.canvas .preview.snapped{stroke-dasharray:none;opacity:1}.canvas .ink{pointer-events:none}.canvas .ink-stroke{fill:none;stroke:var(--accent);stroke-width:3px;stroke-linecap:round;stroke-linejoin:round;opacity:.6}.style-panel{top:max(8px, env(safe-area-inset-top));background:var(--panel);border:1px solid var(--line);z-index:4;border-radius:12px;width:220px;max-height:calc(100% - 16px);padding:12px;font-size:13px;position:absolute;right:8px;overflow-y:auto;box-shadow:0 4px 16px #0000001f}.style-panel[hidden]{display:none}.panel-section{margin-bottom:12px}.panel-section:last-child{margin-bottom:0}.panel-section h3{text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:0 0 8px;font-size:11px;font-weight:600}.panel-row{justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px;display:flex}.panel-label{color:var(--muted);white-space:nowrap}.panel-row select,.panel-row input[type=color]{font:inherit;border:1px solid var(--line);background:var(--panel);color:inherit;border-radius:6px;padding:4px 6px}.panel-row select{flex:1;min-width:0}.panel-row input[type=color]{cursor:pointer;width:36px;height:28px;padding:2px}.panel-row input[type=checkbox]{cursor:pointer;width:18px;height:18px}.style-toggle{font:inherit;border:1px solid var(--line);background:var(--panel);color:var(--muted);cursor:pointer;border-radius:6px;padding:3px 8px;font-size:12px}.style-toggle.active{background:var(--accent);color:#fff;border-color:var(--accent)}@media (width<=600px){.style-panel{width:180px;font-size:12px}}.label-editor{z-index:5;text-align:center;border:2px solid var(--accent);background:var(--panel);color:var(--ink);resize:none;border-radius:8px;padding:6px 8px;font:500 15px/1.25 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;position:absolute;overflow:hidden;box-shadow:0 6px 20px #0000002e}@media (prefers-reduced-motion:reduce){.canvas .node{transition:none}}