/* Game palette: white screen, thin ink borders, track greens, the results-screen red. */
:root {
  --ink: #111;
  --muted: #5a5a5a;
  --line: #d9d9d9;
  --paper: #fff;
  --far: #00aa00;
  --near: #00e000;
  --green: #007f00;
  --green-tint: #dcf0dc;
  --red: #aa0000;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.55 var(--mono);
  -webkit-text-size-adjust: 100%;
}

a { color: var(--green); text-underline-offset: 3px; }
a:hover { color: var(--ink); }

code, kbd { font-family: var(--mono); font-size: 0.92em; }
kbd {
  display: inline-block;
  min-width: 1.9em;
  padding: 0 0.35em;
  border: 1px solid var(--ink);
  border-bottom-width: 2px;
  text-align: center;
  background: var(--paper);
}

/* Pixel icons cropped from the original sprites.png atlas, scaled 3x without smoothing. */
.px {
  display: inline-block;
  vertical-align: -0.15em;
  margin-right: 0.5em;
  background: url(media/sprites.png) no-repeat;
  background-size: 147px 120px;
  image-rendering: pixelated;
}
.px-wheel { width: 45px; height: 45px; background-position: 0 -30px; vertical-align: middle; }
.px-flag-start { width: 36px; height: 18px; background-position: -75px 0; }
.px-lock { width: 21px; height: 24px; background-position: -54px -24px; }

/* Top bar */
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.02em;
}
.brand .px-wheel { width: 30px; height: 30px; background-size: 98px 80px; background-position: 0 -20px; }
.bar nav { display: flex; gap: 18px; }
.bar nav a { color: var(--muted); text-decoration: none; }
.bar nav a:hover { color: var(--ink); text-decoration: underline; }

/* Hero: the pitch next to the running game */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 40px;
  align-items: center;
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 20px 8px;
}
.kicker { margin: 0 0 12px; color: var(--muted); font-size: 14px; }
h1 {
  margin: 0 0 16px;
  font-size: clamp(30px, 3.4vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.01em;
}
.lede { margin: 0 0 24px; font-size: 18px; max-width: 34em; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 14px; }
.btn {
  display: inline-block;
  padding: 12px 22px;
  border: 1px solid var(--ink);
  font-weight: 700;
  text-decoration: none;
  transition: background 0.12s, color 0.12s;
}
.btn-play { background: var(--green-tint); color: var(--green); font-size: 18px; }
.btn-play::before { content: "▶ "; }
.btn-play:hover { background: var(--green); color: var(--paper); }
.btn-source { background: var(--paper); color: var(--ink); }
.btn-source:hover { background: var(--ink); color: var(--paper); }
.note { margin: 0; color: var(--muted); font-size: 14px; }

/* The game screen, framed like an in-game panel */
.screen { margin: 0; }
.screen .frame { border: 1px solid var(--ink); background: var(--paper); line-height: 0; }
.screen video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; }
.screen figcaption { margin-top: 8px; color: var(--muted); font-size: 13px; }

/* Track divider built from the Intro level */
.track {
  display: block;
  width: 100%;
  max-width: 1180px;
  height: 90px;
  margin: 28px auto 0;
  padding: 0 20px;
  overflow: visible;
}
.track polyline, .track line { fill: none; stroke-width: 2; vector-effect: non-scaling-stroke; }
.track .far { stroke: var(--far); }
.track .near { stroke: var(--near); }

/* Sections */
.section { max-width: 1180px; margin: 0 auto; padding: 40px 20px; }
h2 { margin: 0 0 6px; font-size: 26px; }
.section-lede { margin: 0 0 24px; color: var(--muted); font-size: 14px; }

/* Six-column grid: three cards on the first row, two wider ones on the second. */
.cards {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
}
.card { grid-column: span 2; }
.card:nth-child(n + 4) { grid-column: span 3; }
.card { border: 1px solid var(--ink); padding: 18px 20px; background: var(--paper); }
.card h3 { margin: 0 0 8px; font-size: 16px; color: var(--green); }
.card p { margin: 0; font-size: 14px; }

.controls dl {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 10px 24px;
  margin: 18px 0 22px;
}
.controls dl div { display: flex; align-items: baseline; gap: 12px; }
.controls dt { min-width: 5.4em; }
.controls dd { margin: 0; }
.controls .note { margin-bottom: 22px; }

/* Footer: credits first, the author line small */
.footer {
  max-width: 1180px;
  margin: 24px auto 0;
  padding: 24px 20px 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.footer p { margin: 0 0 8px; max-width: 70em; }
.byline a { color: var(--muted); }

@media (max-width: 860px) {
  .cards { grid-template-columns: 1fr; }
  .card, .card:nth-child(n + 4) { grid-column: auto; }
  .hero { grid-template-columns: 1fr; gap: 24px; padding-top: 8px; }
  .screen { order: -1; }
  .lede { font-size: 16px; }
  .cta .btn { flex: 1 1 auto; text-align: center; }
  .track { height: 60px; }
}

@media (max-width: 480px) {
  .bar nav a:not(:last-child) { display: none; }
  body { font-size: 15px; }
}

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