:root {
  --bg: #ffffff;
  --ink: #16181d;
  --muted: #5d636e;
  --line: #e4e6ea;
  --accent: #0a7ae0;
  --late: #8a4b0a;
  --early: #1e6b3a;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111317; --ink: #eef0f3; --muted: #9aa1ab; --line: #2a2d33; --accent: #64b3ff; --late: #f2a24c; --early: #5fd08a; }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 640px; margin: 0 auto; padding: 48px 16px; }
h1 { font-size: 2rem; margin: 0 0 8px; }
.lead { font-size: 1.2rem; margin: 0 0 8px; }
.muted { color: var(--muted); }
table { width: 100%; border-collapse: collapse; margin-top: 24px; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 10px 6px; border-bottom: 1px solid var(--line); }
th { font-size: 0.8rem; color: var(--muted); font-weight: 600; }
td.num, th.num { text-align: right; }
.lane { margin-top: 32px; font-size: 1.1rem; }
.cta { display: inline-block; margin-top: 16px; padding: 12px 20px; border-radius: 12px; background: var(--accent); color: #fff; text-decoration: none; font-weight: 600; }
h2 { font-size: 1.2rem; margin: 32px 0 8px; }
a { color: var(--accent); }
ul { padding-left: 1.2em; }
li { margin: 4px 0; }