:root{--column: 933px;--bg: #f8f8f8;--ink: #3a3a3a;--muted: #9a9a9a;--header: #2f56c9}html{background:var(--bg)}body{margin:0;font-family:IBM Plex Sans,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.6;color:var(--ink)}.column{max-width:var(--column);margin:0 auto;padding:0 16px;box-sizing:border-box}.site-header{background:var(--header);color:#fff;padding:28px 0}.site-title{margin:0;font-size:40px;font-weight:600}article{padding:24px 0 80px}article h1{font-size:34px;font-weight:600;margin:8px 0 20px}article h2{font-size:26px;font-weight:600;margin:48px 0 12px}article p{font-size:20px;line-height:1.55;margin:0 0 22px}.date{color:var(--muted);font-size:16px;margin-bottom:4px}figure{margin:28px 0 36px}figure canvas{display:block;width:100%}.controls{display:flex;align-items:flex-start;gap:16px;margin-top:8px}.buttons{display:flex;gap:8px}.sliders{flex:1;display:flex;flex-direction:column;align-items:center;gap:10px}.slider{width:420px;max-width:100%}.slider-title{font-size:14px;color:var(--muted);text-align:center;margin-bottom:2px}.slider-labels{display:flex;justify-content:space-between;font-size:14px;color:var(--muted);padding:0 12px}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;margin:18px 0;border-radius:3px;background:color-mix(in srgb,var(--thumb) 30%,white);outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:40px;height:40px;border-radius:50%;background:var(--thumb);cursor:pointer}input[type=range]::-moz-range-thumb{width:40px;height:40px;border-radius:50%;background:var(--thumb);border:none;cursor:pointer}button.icon,button.text{border:none;border-radius:8px;background:#e9e9e9;color:var(--ink);cursor:pointer;font:inherit}button.icon{width:44px;height:44px;display:grid;place-items:center}button.icon svg{width:20px;height:20px;fill:var(--ink)}button.text{padding:8px 14px;font-size:15px}button.text.active{background:var(--ink);color:#fff}.toggle-group{display:flex;gap:8px}.widget-error{color:#b00;font-family:monospace}a{color:var(--header)}.c-car{color:var(--car);font-weight:600}.c-passenger{color:var(--passenger);font-weight:600}.c-up{color:var(--up);font-weight:600}.c-down{color:var(--down);font-weight:600}.c-commitment{color:var(--commitment);font-weight:600}.c-fcfs{color:var(--fcfs);font-weight:600}.c-scan{color:var(--scan);font-weight:600}.c-look{color:var(--look);font-weight:600}.c-door{color:var(--doorInk);font-weight:600}.c-trace{color:var(--trace);font-weight:600}.c-traceAlt{color:var(--traceAlt);font-weight:600}