:root{--bg-primary:#1a1a1a;--bg-secondary:#242424;--bg-tertiary:#2d2d2d;--bg-elevated:#333;--bg-hover:#3a3a3a;--canvas-bg:#1e1e1e;--canvas-grid-dot:#3a3a3a;--component-stroke:#0040a1;--component-stroke-selected:#06c;--component-fill:transparent;--component-text:#fff;--component-text-secondary:#ccc;--wire-default:#4a9eff;--wire-selected:#66b3ff;--wire-hover:#80c4ff;--wire-junction:#4a9eff;--pin-default:#666;--pin-hover:#888;--pin-connected:#4a9eff;--pin-highlight:#0c6;--text-primary:#fff;--text-secondary:#b0b0b0;--text-muted:gray;--text-accent:#4a9eff;--border-primary:#404040;--border-secondary:#333;--border-accent:#0040a1;--success:#4caf50;--warning:#ff9800;--error:#f44336;--info:#2196f3;--accent-primary:#0040a1;--accent-secondary:#1e3a5f;--accent-hover:#05c;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 6px #0006;--shadow-lg:0 10px 20px #00000080}*{box-sizing:border-box;margin:0;padding:0;font-family:Montserrat,sans-serif}body{background-color:var(--bg-primary);color:var(--text-primary)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-primary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#505050}