:root {
  --font-ui: "Pixelify Sans", ui-monospace, "SFMono-Regular", "Segoe UI Mono", monospace;
  --font-num: "Handjet", "Pixelify Sans", ui-monospace, monospace;

  --bg: #F2F5F7;
  --bg: oklch(0.968 0.004 250);
  --ink: #4B5058;
  --ink: oklch(0.43 0.014 258);
  --paper: #FFFFFF;
  --mid: #ACB2B7;
  --line: #D3D7DB;
  --muted: #595E65;
  --muted: oklch(0.48 0.012 258);
  --accent: #D34037;
  --accent: oklch(0.585 0.185 28);
  --on-accent: #FFFFFF;


  --dur-fast: 90ms;
  --dur-med: 200ms;
  --dur-slow: 260ms;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-mech: cubic-bezier(0.4, 0, 0.2, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #13171F;
    --bg: oklch(0.205 0.016 258);
    --ink: #D9DFE5;
    --ink: oklch(0.900 0.010 250);
    --paper: #F2CE86;
    --mid: #555B64;
    --line: #31363D;
    --muted: #A0A5AB;
    --muted: oklch(0.72 0.010 250);
    --accent: #E86154;
    --accent: oklch(0.660 0.170 28);
    --on-accent: #1A1010;
  }
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 1.0625rem;
  line-height: 1.5;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: none;
}

button { font: inherit; letter-spacing: inherit; color: inherit; }

h1,
p,
dl,
dd,
dt { margin: 0; }

:focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 3px;
}

.game {
  --g-bg: var(--bg);
  --g-ink: var(--ink);
  --g-muted: var(--muted);
  --g-line: var(--line);
  --g-accent: var(--accent);
  --g-on-accent: var(--on-accent);
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: var(--g-bg);
  color: var(--g-ink);
  transition: background-color 260ms linear, color 260ms linear;
}

#game {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.hud {
  position: absolute;
  top: max(8px, env(safe-area-inset-top));
  left: max(8px, env(safe-area-inset-left));
  right: max(8px, env(safe-area-inset-right));
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  pointer-events: none;
}

.hud__right { display: flex; align-items: center; gap: 8px; }

.plaque {
  display: flex;
  align-items: baseline;
  gap: 5px;
  padding: 2px 7px 3px;
  background: var(--g-bg);
  border: 2px solid var(--g-ink);
  line-height: 1.1;
  transition: background-color 260ms linear, border-color 260ms linear;
}

.plaque__label {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--g-muted);
}

.plaque__value {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 1.5rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.plaque--score .plaque__value { color: var(--g-accent); }
.plaque.is-bumped { animation: bump var(--dur-med) var(--ease-out); }

@keyframes bump {
  0% { transform: translateY(0) scale(1); }
  40% { transform: translateY(-2px) scale(1.08); }
  100% { transform: translateY(0) scale(1); }
}

.sound {
  position: relative;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  background: var(--g-bg);
  border: 2px solid var(--g-ink);
  color: var(--g-ink);
  cursor: pointer;
  pointer-events: auto;
  transition: background-color var(--dur-fast) var(--ease-mech), color var(--dur-fast) var(--ease-mech);
}
.sound::before { content: ""; position: absolute; inset: -7px; }
.sound:hover { background: var(--g-ink); color: var(--g-bg); }
.sound .icon { grid-area: 1 / 1; }
.sound[aria-pressed="true"] .icon--off,
.sound[aria-pressed="false"] .icon--on { display: none; }

.toast {
  position: absolute;
  left: 50%;
  top: calc(max(8px, env(safe-area-inset-top)) + 52px);
  transform: translateX(-50%);
  padding: 2px 10px 3px;
  background: var(--g-ink);
  color: var(--g-bg);
  border: 2px solid var(--g-bg);
  font-weight: 700;
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
  pointer-events: none;
  animation: toast-in var(--dur-med) var(--ease-out);
}
.toast[hidden] { display: none; }
.toast.is-out { animation: toast-out var(--dur-fast) var(--ease-mech) forwards; }

@keyframes toast-in {
  0% { opacity: 0; transform: translate(-50%, -6px) scale(0.94); }
  100% { opacity: 1; transform: translate(-50%, 0) scale(1); }
}
@keyframes toast-out {
  100% { opacity: 0; transform: translate(-50%, -8px) scale(0.96); }
}

.overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  background: color-mix(in oklab, var(--g-bg) 84%, transparent);
}
.overlay[hidden] { display: none; }

.panel {
  width: min(100%, 32ch);
  display: grid;
  gap: 14px;
  padding: clamp(18px, 5vw, 26px);
  background: var(--g-bg);
  border: 3px solid var(--g-ink);
  box-shadow: 6px 6px 0 var(--g-ink);
  animation: panel-in var(--dur-slow) var(--ease-out);
}

@keyframes panel-in {
  0% { opacity: 0; transform: translateY(6px) scale(0.96); }
  60% { opacity: 0.9; transform: translateY(0) scale(1.02); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

.panel__kicker {
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--g-muted);
}

.panel__title {
  font-size: clamp(1.75rem, 7vw, 2.25rem);
  font-weight: 700;
  line-height: 1.05;
  text-wrap: balance;
}

.stats { display: grid; gap: 6px; border-top: 2px solid var(--g-line); padding-top: 10px; }

.stats__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.stats dt { font-size: 0.9375rem; color: var(--g-muted); }

.stats__value {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 1.75rem;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.stats__value--score { font-size: 2.75rem; color: var(--g-accent); }

.badge {
  justify-self: start;
  padding: 1px 8px 2px;
  background: var(--g-accent);
  color: var(--g-on-accent);
  border: 2px solid var(--g-ink);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.badge[hidden] { display: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 8px 16px;
  background: var(--g-bg);
  border: 2px solid var(--g-ink);
  color: var(--g-ink);
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--g-ink);
  transition: background-color var(--dur-fast) var(--ease-mech), color var(--dur-fast) var(--ease-mech), transform var(--dur-fast) var(--ease-mech), box-shadow var(--dur-fast) var(--ease-mech);
}
.btn:active { transform: translate(3px, 3px); box-shadow: 0 0 0 var(--g-ink); }
.btn--wide { width: 100%; }

.btn--primary {
  background: var(--g-accent);
  color: var(--g-on-accent);
  font-weight: 700;
  font-size: 1.125rem;
}
.btn--primary:hover {
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--g-ink);
}

.live {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.noscript {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  text-align: center;
  text-wrap: balance;
}

@supports not (color: color-mix(in oklab, red, blue)) {
  .overlay { background: var(--g-bg); }
}