@font-face {
  font-family: 'Atkinson Hyperlegible';
  src: url('../assets/fonts/AtkinsonHyperlegible-Regular.ttf') format('truetype');
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: 'Atkinson Hyperlegible';
  src: url('../assets/fonts/AtkinsonHyperlegible-Bold.ttf') format('truetype');
  font-weight: 700; font-display: swap;
}
@font-face {
  font-family: 'Fredoka';
  src: url('../assets/fonts/Fredoka-Variable.ttf') format('truetype');
  font-weight: 300 700; font-stretch: 75% 125%; font-display: swap;
}

:root {
  --bg: #faf8f4;
  --card: #fff;
  --ink: #24202b;
  --muted: #6c6676;
  --line: #e6e0d6;
  --off: #8a8494;
  --on: #d9622f;
  --on-soft: #fde8dd;
  --good: #2f8a55;
  --bad: #c2412d;
  --body: 'Atkinson Hyperlegible', system-ui, sans-serif;
  --display: 'Fredoka', 'Atkinson Hyperlegible', system-ui, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17151c; --card: #211e28; --ink: #eeeaf3; --muted: #a59fb0; --line: #36313f;
    --off: #9c96a8; --on: #f08a57; --on-soft: #3d2a22; --good: #6cc790; --bad: #f0846f;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 var(--body); }
a { color: var(--on); }
code { font-size: 0.88em; background: var(--line); padding: 0.05em 0.35em; border-radius: 4px; }
.nowrap { white-space: nowrap; }

.page { max-width: 720px; margin: 0 auto; padding: 24px 14px 40px; }
.intro h1 { font: 600 2rem/1.15 var(--display); margin: 0 0 0.4em; letter-spacing: -0.01em; }
.intro p { margin: 0 0 0.6em; }
.intro .how { color: var(--muted); font-size: 0.95rem; }

/* ---------- Cards ---------- */
.card {
  container: card / inline-size;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 16px 12px;
  margin: 22px 0;
  scroll-margin-top: 12px;
}
.card.picked { border-color: var(--on); box-shadow: 0 0 0 3px var(--on-soft); }
.card-head { display: flex; align-items: center; gap: 10px; }
.card-head h2 { font: 600 1.3rem/1.2 var(--display); margin: 0; flex: 1; }
.num {
  flex: none; width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--on); color: #fff; font: 600 0.95rem var(--display);
}
.solo-link { font-size: 0.85rem; color: var(--muted); text-decoration: none; white-space: nowrap; }
.solo-link:hover { color: var(--on); text-decoration: underline; }
.lede { margin: 8px 0 14px; color: var(--muted); font-size: 0.95rem; }

.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@container card (max-width: 540px) { .pair { grid-template-columns: 1fr; gap: 16px; } }
.side { margin: 0; min-width: 0; }
.tag {
  display: inline-block; font: 600 0.78rem/1 var(--display); letter-spacing: 0.04em; text-transform: uppercase;
  padding: 5px 9px; border-radius: 99px; margin-bottom: 6px;
  color: var(--off); background: transparent; border: 1.5px solid var(--off);
}
.side.on .tag { color: #fff; background: var(--on); border-color: var(--on); }
.cap {
  margin: 7px 2px 0; font-size: 0.9rem; line-height: 1.4; color: var(--ink);
  min-height: 2.8em;
}
.cap.flash { animation: capflash 0.5s ease; }
@keyframes capflash { from { opacity: 0.25; transform: translateY(2px); } }

.stats { display: flex; flex-wrap: wrap; gap: 4px 12px; margin: 4px 2px 0; font-size: 0.8rem; color: var(--muted); }
.stats b { color: var(--ink); }
.stats .good b { color: var(--good); }
.stats .bad b { color: var(--bad); }

.controls { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; margin-top: 12px; }
.extra { display: contents; }
button { font: inherit; cursor: pointer; }
.replay {
  font: 600 0.92rem var(--display); color: #fff; background: var(--ink);
  border: 0; border-radius: 99px; padding: 7px 16px;
}
@media (prefers-color-scheme: dark) { .replay { color: var(--bg); } }
.replay:hover { background: var(--on); color: #fff; }
.chip-label { font-size: 0.82rem; color: var(--muted); margin-left: 6px; }
.chips { display: inline-flex; border: 1.5px solid var(--line); border-radius: 99px; overflow: hidden; }
.chip { border: 0; background: transparent; color: var(--ink); font-size: 0.82rem; padding: 5px 11px; }
.chip + .chip { border-left: 1.5px solid var(--line); }
.chip[aria-pressed="true"] { background: var(--on-soft); color: var(--on); font-weight: 700; }
.hint { margin: 8px 0 0; font-size: 0.82rem; color: var(--muted); }

.foot { margin-top: 28px; font-size: 0.85rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 12px; }
.checks { color: var(--ink); }

/* ---------- Solo view: one card, nothing else, fills its frame ---------- */
.solo body { background: transparent; }
.solo .page { max-width: 1100px; padding: 8px; }
.solo .intro, .solo .foot, .solo .solo-link { display: none; }
.solo .card { margin: 0; }

/* ---------- Game stage: every size below is in world units of a 400 x 250 screen ---------- */
.stage {
  position: relative;
  container-type: inline-size;
  aspect-ratio: 400 / 250;
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  user-select: none; -webkit-user-select: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  background: #8fcbee;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06), 0 6px 18px -10px rgba(30, 20, 60, 0.45);
}
.stage:focus { outline: none; }
.stage:focus-visible { outline: 3px solid var(--on); outline-offset: 2px; }
.world { --u: calc(100cqw / 400); position: absolute; inset: 0; }
.bg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }

.sprite {
  position: absolute; left: calc(var(--x) * var(--u)); bottom: calc(82 * var(--u));
  width: calc(24 * var(--u)); height: calc(40 * var(--u));
  transform: translateX(-50%);
}
.sprite svg { width: 100%; height: 100%; display: block; overflow: visible; transform: translateY(calc(var(--bob, 0) * var(--u))); }
.sprite.flip svg { transform: translateY(calc(var(--bob, 0) * var(--u))) scaleX(-1); }
.sprite.small { transform: translateX(-50%) scale(0.82); transform-origin: 50% 100%; }

/* The dialogue box. Same colours on both sides so only the trick differs. */
.box {
  position: absolute;
  background: rgba(22, 22, 44, 0.93);
  color: #fff;
  border: calc(1.5 * var(--u)) solid #fff;
  border-radius: calc(5 * var(--u));
  font: calc(13 * var(--u)) / 1.35 var(--body);
  padding: calc(9 * var(--u)) calc(14 * var(--u)) calc(9 * var(--u)) calc(12 * var(--u));
  min-height: calc(3 * 1.35 * 13 * var(--u) + 21 * var(--u));
}
.box.full { left: calc(8 * var(--u)); right: calc(8 * var(--u)); bottom: calc(8 * var(--u)); }
.box.narrow {
  width: calc(250 * var(--u)); left: calc(75 * var(--u)); bottom: calc(10 * var(--u));
  padding-top: calc(14 * var(--u));
}
.box .rest { visibility: hidden; }
.box.probe { visibility: hidden; pointer-events: none; }
.portrait {
  position: absolute; bottom: 100%; left: calc(10 * var(--u));
  width: calc(76 * var(--u)); height: calc(76 * var(--u));
  border: calc(1.5 * var(--u)) solid #fff; border-bottom: 0;
  border-radius: calc(7 * var(--u)) calc(7 * var(--u)) 0 0;
  overflow: hidden; background: #ddd;
}
.portrait svg { width: 100%; height: 100%; display: block; }
.plate {
  position: absolute; top: 0; left: calc(48 * var(--u)); transform: translate(-50%, -55%);
  background: #f3b33d; color: #2a1c0c;
  font: 600 calc(10.5 * var(--u)) / 1 var(--display);
  padding: calc(3 * var(--u)) calc(9 * var(--u));
  border: calc(1.5 * var(--u)) solid #fff; border-radius: 99px;
  white-space: nowrap;
}
.next {
  position: absolute; right: calc(7 * var(--u)); bottom: calc(4 * var(--u));
  font-size: calc(8 * var(--u)); color: #f3b33d;
  animation: nudge 0.9s ease-in-out infinite;
}
@keyframes nudge { 50% { transform: translateY(calc(2 * var(--u))); } }

/* The street demo stands its people closer to the camera. */
.street .sprite { width: calc(36 * var(--u)); height: calc(60 * var(--u)); bottom: calc(76 * var(--u)); }
.street .bark { bottom: calc((142 + var(--lift, 0)) * var(--u)); }

/* Barks: floating text, no box, no portrait */
.barks { position: absolute; inset: 0; pointer-events: none; }
.bark {
  position: absolute; left: calc(var(--x) * var(--u)); bottom: calc((126 + var(--lift, 0)) * var(--u));
  transform: translateX(-50%);
  font: 600 calc(13.5 * var(--u)) / 1 var(--display);
  letter-spacing: 0.03em;
  color: #fff; white-space: nowrap;
  /* An outline painted under the letters, so they keep their shape. */
  -webkit-text-stroke: calc(3.2 * var(--u)) #2a2140;
  paint-order: stroke fill;
  text-shadow: 0 calc(2 * var(--u)) calc(3 * var(--u)) rgba(0, 0, 0, 0.3);
  animation: bark 2.4s ease forwards;
}
@keyframes bark {
  0% { opacity: 0; translate: 0 calc(5 * var(--u)); }
  10%, 80% { opacity: 1; translate: 0 0; }
  100% { opacity: 0; translate: 0 calc(-4 * var(--u)); }
}

/* Overlays */
.key {
  position: absolute; top: calc(8 * var(--u)); right: calc(8 * var(--u));
  font: 600 calc(9 * var(--u)) / 1 var(--display); letter-spacing: 0.04em; text-transform: uppercase;
  color: #24202b; background: #fff; border-radius: calc(4 * var(--u));
  padding: calc(4 * var(--u)) calc(7 * var(--u));
  box-shadow: 0 calc(2 * var(--u)) 0 #b9b3c4;
  opacity: 0;
}
.key.on { animation: press 0.55s ease; }
@keyframes press {
  0% { opacity: 1; transform: translateY(calc(2 * var(--u))); box-shadow: 0 0 0 #b9b3c4; }
  30% { opacity: 1; transform: none; box-shadow: 0 calc(2 * var(--u)) 0 #b9b3c4; }
  100% { opacity: 0; }
}
.badge {
  position: absolute; top: calc(8 * var(--u)); left: calc(8 * var(--u));
  font: 600 calc(9.5 * var(--u)) / 1 var(--display);
  color: #fff; background: rgba(217, 98, 47, 0.95);
  padding: calc(4 * var(--u)) calc(8 * var(--u)); border-radius: 99px;
  max-width: calc(300 * var(--u)); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.endnote {
  position: absolute; left: 50%; top: 42%; transform: translate(-50%, -50%);
  font: 600 calc(14 * var(--u)) / 1 var(--display); color: #fff;
  background: rgba(22, 22, 44, 0.55); padding: calc(8 * var(--u)) calc(12 * var(--u)); border-radius: 99px;
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  .bark { animation: barkfade 2.4s linear forwards; }
  @keyframes barkfade { 0%, 85% { opacity: 1; } 100% { opacity: 0; } }
  .next { animation: none; }
  .cap.flash { animation: none; }
}

@media (max-width: 480px) {
  .page { padding: 16px 10px 32px; }
  .intro h1 { font-size: 1.6rem; }
  .card { padding: 12px 10px 10px; border-radius: 12px; }
}