:root {
  --bg: #f7f5f0;
  --panel: #ffffff;
  --ink: #1c1a16;
  --ink-dim: #55524a;
  --ink-faint: #8a867a;
  --line: #ddd8cc;
  --track: #e7e2d4;
  --finish: #b23a2f;
  --good: #2f7a54;
  --mid: #a9852f;
  --ro: #b23a2f;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --wrap: 760px;
}

* { box-sizing: border-box; }
html { background: var(--bg); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 22px; }

.top { padding: 16px 22px; font-size: 14px; }
.top a { color: var(--ink-faint); text-decoration: none; }
.top a:hover { color: var(--finish); }

.masthead { padding-top: 8px; padding-bottom: 12px; }
.kicker {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--finish);
  margin: 0 0 16px;
}
h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 54px;
  line-height: 1.08;
  margin: 0 0 18px;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.deck {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.48;
  color: var(--ink-dim);
  margin: 0 0 6px;
  font-weight: 500;
  font-style: italic;
}

article { padding-bottom: 8px; }
p { margin: 0 0 22px; color: var(--ink); }
p.lede { font-size: 20px; }
a { color: var(--finish); }

h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 27px;
  margin: 44px 0 16px;
  color: var(--ink);
}

.langbar { margin: 18px 0 6px; font-size: 14px; color: var(--ink-faint); }
.langbar a { color: var(--ink-dim); text-decoration: none; border-bottom: 1px solid var(--line); }
.langbar a:hover { color: var(--finish); border-color: var(--finish); }
.langbar .current { color: var(--finish); }

/* --- race instrument --- */
.instrument {
  margin: 40px 0 40px;
  padding: 26px 20px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
}
.instrument-caption {
  font-size: 15px;
  color: var(--ink-dim);
  margin: 0 0 18px;
}
.track-wrap { width: 100%; overflow: visible; }
.track-wrap svg { width: 100%; height: auto; display: block; }

.lane-line { stroke: var(--line); stroke-width: 1; }
.lane-code {
  font-family: var(--mono);
  font-size: 10.5px;
  fill: var(--ink-faint);
  letter-spacing: 0.02em;
}
.lane-ro .lane-code { fill: var(--ro); font-weight: 700; }
.lane-ro .lane-line { stroke: #e9c9c5; stroke-width: 1.4; }

.dot { fill: var(--mid); transition: cx 0.1s linear; }
.dot-ro { fill: var(--ro); }

.finish-line { stroke: var(--finish); stroke-width: 1.5; stroke-dasharray: 3 3; }
.finish-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  fill: var(--finish);
}
.grid-line { stroke: var(--line); stroke-width: 1; opacity: 0.6; }
.grid-label { font-family: var(--mono); font-size: 9.5px; fill: var(--ink-faint); }

.legend { display: flex; gap: 20px; flex-wrap: wrap; margin: 14px 0 6px; font-size: 13px; color: var(--ink-dim); }
.legend .sw { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.legend .sw.mid { background: var(--mid); }
.legend .sw.ro { background: var(--ro); }

.controls { margin-top: 18px; }
.year-row { display: flex; align-items: baseline; gap: 10px; margin-bottom: 6px; }
.year-label { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-faint); }
.year-num { font-family: var(--serif); font-weight: 600; font-size: 26px; color: var(--ink); font-variant-numeric: tabular-nums; }
input[type="range"] { width: 100%; accent-color: var(--finish); }
.play-row { margin-top: 10px; }
.play-btn {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 7px 14px;
  border-radius: 3px;
  cursor: pointer;
}
.play-btn:hover { border-color: var(--finish); color: var(--finish); }

.live-stat { margin: 18px 0 0; font-size: 16px; color: var(--ink-dim); }
.live-stat b { color: var(--ink); font-weight: 600; }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 8px 0 40px; }
.stat { padding: 16px 4px 0; border-top: 2px solid var(--finish); }
.stat .num { display: block; font-family: var(--serif); font-weight: 600; font-size: 34px; color: var(--ink); line-height: 1; margin-bottom: 8px; }
.stat .lbl { font-size: 13.5px; color: var(--ink-dim); line-height: 1.4; }

.method { font-size: 14.5px; color: var(--ink-faint); border-top: 1px solid var(--line); padding-top: 20px; margin-top: 8px; }

footer { padding: 30px 22px 60px; font-size: 14px; color: var(--ink-faint); }
footer a { color: var(--ink-dim); }

@media (max-width: 600px) {
  h1 { font-size: 38px; }
  .deck { font-size: 19px; }
  .stats { grid-template-columns: 1fr; gap: 22px; }
  .lane-code { font-size: 9.5px; }
  body { font-size: 16.5px; }
}

@media (prefers-reduced-motion: reduce) {
  .dot { transition: none; }
}