*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-canvas: #0B2530;--bg-surface: #0F2E33;--bg-elevated: #163840;--bg-panel: #0D2830;--border: #1D4A55;--border-subtle: #163840;--teal: #1D8A99;--teal-light: #25A8BA;--teal-glow: rgba(29,138,153,.35);--amber: #D98A2B;--amber-light: #EFA840;--amber-glow: rgba(217,138,43,.35);--red: #D94040;--red-glow: rgba(217,64,64,.35);--text-primary: #E8F4F6;--text-secondary:#8EB5BD;--text-muted: #4A7A85;--font: "Inter", system-ui, -apple-system, sans-serif;--radius-sm: 4px;--radius: 8px;--radius-lg: 12px}html,body,#root{height:100%;width:100%;font-family:var(--font);background:var(--bg-canvas);color:var(--text-primary);overflow:hidden}.app-shell{display:flex;flex-direction:column;height:100vh;width:100vw}.app-body{display:flex;flex:1;overflow:hidden}.canvas-area{flex:1;position:relative;overflow:hidden}.top-bar{display:flex;align-items:center;justify-content:space-between;padding:0 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var(--teal-glow)}.node-valve.closed{border-color:var(--amber);opacity:.8}.node-valve.dimmed{opacity:.35}.node-tool{min-width:190px}.node-tool.dimmed{opacity:.35}.node-header{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;margin-bottom:6px}.node-name{font-size:12px;font-weight:600;color:var(--text-primary);line-height:1.3}.node-type-label{font-size:10px;color:var(--text-muted);margin-bottom:8px}.node-metric{display:flex;align-items:baseline;gap:4px;margin-top:6px}.node-metric-value{font-size:14px;font-weight:700;color:var(--teal-light);font-variant-numeric:tabular-nums}.node-metric-unit{font-size:10px;color:var(--text-muted)}.node-status-row{display:flex;align-items:center;gap:6px;margin-top:8px}.valve-toggle{display:flex;align-items:center;gap:8px;margin-top:8px;padding-top:8px;border-top:1px solid var(--border-subtle)}.toggle-track{width:36px;height:20px;border-radius:10px;position:relative;cursor:pointer;transition:background .2s;flex-shrink:0}.toggle-track.on{background:var(--teal)}.toggle-track.off{background:var(--border)}.toggle-thumb{position:absolute;top:3px;width:14px;height:14px;border-radius:50%;background:#fff;transition:left .2s;box-shadow:0 1px 3px #0006}.toggle-track.on .toggle-thumb{left:19px}.toggle-track.off .toggle-thumb{left:3px}.toggle-label{font-size:11px;font-weight:600;color:var(--text-secondary)}.compliance-line{display:flex;align-items:center;gap:5px;margin-top:6px;font-size:10px;color:var(--text-muted)}.compliance-dot{width:5px;height:5px;border-radius:50%;flex-shrink:0}.compliance-dot.ok{background:var(--teal)}.compliance-dot.pending{background:var(--amber)}.compliance-dot.flagged{background:var(--red);box-shadow:0 0 4px var(--red)}.compliance-dot.closed{background:var(--text-muted)}.node-badge{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:2px 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