@import "https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Inter:wght@400;500;600&display=swap";:root{--bg-app:#0d1117;--bg-surface:#161b22;--bg-elevated:#1c2128;--bg-overlay:#21262d;--bg-hover:#282e36;--bg-input:#0d1117;--border-subtle:#21262d;--border-default:#30363d;--border-strong:#484f58;--text-primary:#e6edf3;--text-secondary:#8b949e;--text-muted:#484f58;--text-accent:#58a6ff;--accent-blue:#58a6ff;--accent-blue-bg:#0d2137;--accent-green:#3fb950;--accent-red:#f85149;--accent-amber:#d29922;--accent-purple:#a371f7;--node-traffic-bg:#0d2137;--node-traffic-border:#1f6feb;--node-traffic-glow:#1f6feb40;--node-lb-bg:#1a1f2e;--node-lb-border:#6e40c9;--node-lb-glow:#6e40c940;--node-gateway-bg:#1f2a1a;--node-gateway-border:#3fb950;--node-gateway-glow:#3fb95040;--node-server-bg:#1f1f2e;--node-server-border:#a371f7;--node-server-glow:#a371f740;--node-cache-bg:#2a1f0d;--node-cache-border:#d29922;--node-cache-glow:#d2992240;--node-db-bg:#2a0d0d;--node-db-border:#f85149;--node-db-glow:#f8514940;--node-queue-bg:#0d2a26;--node-queue-border:#39d353;--node-queue-glow:#39d35340;--node-cdn-bg:#0d2626;--node-cdn-border:#58d8d8;--node-cdn-glow:#58d8d840;--node-scheduler-bg:#261a0d;--node-scheduler-border:#e8834a;--node-scheduler-glow:#e8834a40;--node-ratelimiter-bg:#260d26;--node-ratelimiter-border:#d860d8;--node-ratelimiter-glow:#d860d840;--node-circuitbreaker-bg:#26230d;--node-circuitbreaker-border:#d4b800;--node-circuitbreaker-glow:#d4b80040;--node-worker-bg:#0d1a26;--node-worker-border:#4a9eff;--node-worker-glow:#4a9eff40;--node-serverless-bg:#0d1e26;--node-serverless-border:#29b6f6;--node-serverless-glow:#29b6f640;--node-streamprocessor-bg:#0d2420;--node-streamprocessor-border:#26a69a;--node-streamprocessor-glow:#26a69a40;--node-objectstorage-bg:#151a1f;--node-objectstorage-border:#78909c;--node-objectstorage-glow:#78909c40;--node-searchindex-bg:#26180d;--node-searchindex-border:#ff7043;--node-searchindex-glow:#ff704340;--node-timeseries-bg:#1a2608;--node-timeseries-border:#c6e049;--node-timeseries-glow:#c6e04940;--edge-color:#30363d;--edge-color-hover:#58a6ff;--edge-color-selected:#58a6ff;--canvas-bg:#0d1117;--canvas-dot:#21262d;--handle-bg:#21262d;--handle-border:#30363d;--handle-active:#58a6ff;--handle-glow:#58a6ff66;--shadow-node:0 2px 8px #0006;--shadow-node-selected:0 0 0 2px #58a6ff, 0 4px 16px #58a6ff26;--shadow-panel:2px 0 8px #0000004d;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-xl:12px;--font-mono:"JetBrains Mono", "Courier New", monospace;--font-ui:"Inter", system-ui, sans-serif;--transition-fast:.1s ease;--transition-normal:.2s ease}[data-theme=light]{--bg-app:#f6f8fa;--bg-surface:#fff;--bg-elevated:#f6f8fa;--bg-overlay:#eaeef2;--bg-hover:#e2e8f0;--bg-input:#fff;--border-subtle:#eaeef2;--border-default:#d0d7de;--border-strong:#8c959f;--text-primary:#1f2328;--text-secondary:#656d76;--text-muted:#9198a1;--text-accent:#0969da;--accent-blue:#0969da;--accent-blue-bg:#ddf4ff;--accent-green:#1a7f37;--accent-red:#d1242f;--accent-amber:#9a6700;--accent-purple:#8250df;--node-traffic-bg:#ddf4ff;--node-traffic-border:#0969da;--node-traffic-glow:#0969da20;--node-lb-bg:#fbefff;--node-lb-border:#8250df;--node-lb-glow:#8250df20;--node-gateway-bg:#dafbe1;--node-gateway-border:#1a7f37;--node-gateway-glow:#1a7f3720;--node-server-bg:#f1effe;--node-server-border:#8250df;--node-server-glow:#8250df20;--node-cache-bg:#fff8c5;--node-cache-border:#9a6700;--node-cache-glow:#9a670020;--node-db-bg:#ffebe9;--node-db-border:#d1242f;--node-db-glow:#d1242f20;--node-queue-bg:#dafbe1;--node-queue-border:#1a7f37;--node-queue-glow:#1a7f3720;--node-cdn-bg:#cff6fe;--node-cdn-border:#0284c7;--node-cdn-glow:#0284c720;--node-scheduler-bg:#fff1e5;--node-scheduler-border:#c04a00;--node-scheduler-glow:#c04a0020;--node-ratelimiter-bg:#fce8ff;--node-ratelimiter-border:#8d1fa3;--node-ratelimiter-glow:#8d1fa320;--node-circuitbreaker-bg:#fffbe0;--node-circuitbreaker-border:#7a6b00;--node-circuitbreaker-glow:#7a6b0020;--node-worker-bg:#e0eeff;--node-worker-border:#0050c0;--node-worker-glow:#0050c020;--node-serverless-bg:#e0f7ff;--node-serverless-border:#0078a8;--node-serverless-glow:#0078a820;--node-streamprocessor-bg:#e0faf6;--node-streamprocessor-border:#006b62;--node-streamprocessor-glow:#006b6220;--node-objectstorage-bg:#eaecee;--node-objectstorage-border:#455a64;--node-objectstorage-glow:#455a6420;--node-searchindex-bg:#fff0eb;--node-searchindex-border:#b83000;--node-searchindex-glow:#b8300020;--node-timeseries-bg:#f3ffe0;--node-timeseries-border:#4c6c00;--node-timeseries-glow:#4c6c0020;--edge-color:#d0d7de;--edge-color-hover:#0969da;--edge-color-selected:#0969da;--canvas-bg:#f6f8fa;--canvas-dot:#d0d7de;--handle-bg:#eaeef2;--handle-border:#d0d7de;--handle-active:#0969da;--handle-glow:#0969da44;--shadow-node:0 1px 4px #1f23281f, 0 0 0 1px #1f232814;--shadow-node-selected:0 0 0 2px #0969da, 0 4px 16px #0969da1f;--shadow-panel:2px 0 8px #1f232814}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%;overflow:hidden}body{font-family:var(--font-mono);background:var(--bg-app);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:13px}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-default);border-radius:2px}::-webkit-scrollbar-thumb:hover{background:var(--border-strong)}.topbar{background:var(--bg-surface);border-bottom:1px solid var(--border-subtle);z-index:100;flex-shrink:0;align-items:center;gap:12px;height:44px;padding:0 16px;display:flex}.topbar__logo{font-family:var(--font-mono);letter-spacing:3px;color:var(--accent-blue);text-transform:uppercase;-webkit-user-select:none;user-select:none;font-size:13px;font-weight:600}.topbar__sep{background:var(--border-subtle);flex-shrink:0;width:1px;height:20px}.topbar__spacer{flex:1}.topbar__status{align-items:center;gap:6px;display:flex}.topbar__status-dot{background:var(--accent-green);width:6px;height:6px;box-shadow:0 0 6px var(--accent-green);border-radius:50%;flex-shrink:0}.topbar__status-text{color:var(--accent-green);letter-spacing:1px;text-transform:uppercase;font-size:10px}.btn{font-family:var(--font-mono);border:1px solid var(--border-default);color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-md);letter-spacing:.5px;transition:border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);white-space:nowrap;-webkit-user-select:none;user-select:none;background:0 0;padding:5px 12px;font-size:11px}.btn:hover{border-color:var(--accent-blue);color:var(--accent-blue)}.btn:active{opacity:.8}.btn--danger{border-color:var(--border-default);color:var(--accent-red)}.btn--danger:hover{border-color:var(--accent-red);background:var(--node-db-bg);color:var(--accent-red)}.btn--icon{padding:5px 8px;font-size:14px;line-height:1}.palette{background:var(--bg-surface);border-right:1px solid var(--border-subtle);flex-direction:column;flex-shrink:0;width:180px;display:flex;overflow:hidden auto}.palette__section-label{letter-spacing:2px;text-transform:uppercase;color:var(--text-muted);border-top:1px solid var(--border-subtle);flex-shrink:0;margin-top:4px;padding:12px 12px 5px;font-size:9px}.palette__section-label:first-child{border-top:none;margin-top:0;padding-top:14px}.palette__item{border-radius:var(--radius-md);cursor:grab;transition:background var(--transition-fast);-webkit-user-select:none;user-select:none;align-items:center;gap:10px;margin:1px 6px;padding:6px 10px;display:flex}.palette__item:hover{background:var(--bg-overlay)}.palette__item:active{cursor:grabbing}.palette__icon{border-radius:var(--radius-md);width:30px;height:30px;transition:box-shadow var(--transition-fast);border:1px solid;flex-shrink:0;justify-content:center;align-items:center;font-size:14px;display:flex}.palette__item:hover .palette__icon{box-shadow:0 0 8px var(--border-default)}.palette__label{color:var(--text-secondary);font-size:11px;line-height:1.3}.palette__icon--traffic{background:var(--node-traffic-bg);border-color:var(--node-traffic-border)}.palette__icon--lb{background:var(--node-lb-bg);border-color:var(--node-lb-border)}.palette__icon--gateway{background:var(--node-gateway-bg);border-color:var(--node-gateway-border)}.palette__icon--server{background:var(--node-server-bg);border-color:var(--node-server-border)}.palette__icon--cache{background:var(--node-cache-bg);border-color:var(--node-cache-border)}.palette__icon--db{background:var(--node-db-bg);border-color:var(--node-db-border)}.palette__icon--queue{background:var(--node-queue-bg);border-color:var(--node-queue-border)}.palette__icon--cdn{background:var(--node-cdn-bg);border-color:var(--node-cdn-border)}.palette__icon--scheduler{background:var(--node-scheduler-bg);border-color:var(--node-scheduler-border)}.palette__icon--ratelimiter{background:var(--node-ratelimiter-bg);border-color:var(--node-ratelimiter-border)}.palette__icon--circuitbreaker{background:var(--node-circuitbreaker-bg);border-color:var(--node-circuitbreaker-border)}.palette__icon--worker{background:var(--node-worker-bg);border-color:var(--node-worker-border)}.palette__icon--serverless{background:var(--node-serverless-bg);border-color:var(--node-serverless-border)}.palette__icon--streamprocessor{background:var(--node-streamprocessor-bg);border-color:var(--node-streamprocessor-border)}.palette__icon--objectstorage{background:var(--node-objectstorage-bg);border-color:var(--node-objectstorage-border)}.palette__icon--searchindex{background:var(--node-searchindex-bg);border-color:var(--node-searchindex-border)}.palette__icon--timeseries{background:var(--node-timeseries-bg);border-color:var(--node-timeseries-border)}.canvas-wrap{background:var(--canvas-bg);flex:1;position:relative;overflow:hidden}.react-flow__background{background:var(--canvas-bg)!important}.react-flow__background pattern circle{fill:var(--canvas-dot)!important}.react-flow__edge-path{stroke:var(--edge-color);stroke-width:1.5px;transition:stroke var(--transition-fast)}.react-flow__edge:hover .react-flow__edge-path{stroke:var(--edge-color-hover);stroke-width:2px}.react-flow__edge.selected .react-flow__edge-path{filter:drop-shadow(0 0 4px #58a6ff8c);stroke:var(--edge-color-selected)!important;stroke-width:3px!important}[data-theme=light] .react-flow__edge.selected .react-flow__edge-path{filter:drop-shadow(0 0 4px #0969da73)}.react-flow__edge-text{font-family:var(--font-mono);fill:var(--text-muted);font-size:10px}.react-flow__arrowhead path{fill:var(--edge-color)!important;stroke:none!important}.react-flow__edge.selected .react-flow__arrowhead path,.react-flow__edge:hover .react-flow__arrowhead path{fill:var(--edge-color-hover)!important}.react-flow__controls{overflow:hidden;background:var(--bg-surface)!important;border:1px solid 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8px}.systemdraw-node__label{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:500;overflow:hidden}.systemdraw-node__meta{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;margin-top:2px;font-size:10px;overflow:hidden}.systemdraw-node--traffic{background:var(--node-traffic-bg);border-color:var(--node-traffic-border);color:var(--node-traffic-border)}.systemdraw-node--lb{background:var(--node-lb-bg);border-color:var(--node-lb-border);color:var(--node-lb-border)}.systemdraw-node--gateway{background:var(--node-gateway-bg);border-color:var(--node-gateway-border);color:var(--node-gateway-border)}.systemdraw-node--server{background:var(--node-server-bg);border-color:var(--node-server-border);color:var(--node-server-border)}.systemdraw-node--cache{background:var(--node-cache-bg);border-color:var(--node-cache-border);color:var(--node-cache-border)}.systemdraw-node--db{background:var(--node-db-bg);border-color:var(--node-db-border);color:var(--node-db-border)}.systemdraw-node--queue{background:var(--node-queue-bg);border-color:var(--node-queue-border);color:var(--node-queue-border)}.systemdraw-node--cdn{background:var(--node-cdn-bg);border-color:var(--node-cdn-border);color:var(--node-cdn-border)}.systemdraw-node--traffic:hover{box-shadow:var(--shadow-node), 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