:root,[data-theme=light]{--pt-bg: #f1f5f9;--pt-canvas-bg: #cbd5e1;--pt-panel-bg: #ffffff;--pt-panel-border: #e2e8f0;--pt-text-primary: #0f172a;--pt-text-secondary: #475569;--pt-text-muted: #64748b;--pt-primary: #f97316;--pt-primary-hover: #ea580c;--pt-primary-light: #ffedd5;--pt-primary-foreground: #ffffff;--pt-success: #059669;--pt-success-soft: rgba(5, 150, 105, .12);--pt-warning: #d97706;--pt-error: #dc2626;--pt-info: #0284c7;--pt-grid-line: rgba(148, 163, 184, .28);--pt-panel-shadow: 0 4px 16px rgba(15,23,42,.06);--lever-left: #ea580c;--lever-right: #2563eb;--lever-right-soft: rgba(37, 99, 235, .12);--lever-arm: #7c3aed;--lever-beam-fill: #cbd5e1;--lever-beam-stroke: #94a3b8;--lever-beam-hi: #f8fafc;--lever-fulcrum-fill: #b8c2cf;--lever-fulcrum-stroke: #64748b;--lever-base-fill: #94a3b8;--lever-base-stroke: #64748b}[data-theme=dark]{--pt-bg: #000000;--pt-canvas-bg: #0f172a;--pt-panel-bg: rgba(24, 24, 27, .7);--pt-panel-border: rgba(255, 255, 255, .08);--pt-text-primary: 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