:root {
  color-scheme: dark;
  font-family: Inter, ui-rounded, "Arial Rounded MT Bold", system-ui, sans-serif;
  background: #171421;
  color: #fff8e5;
  --orange: #ff643c;
  --yellow: #ffd659;
  --ink: #221f35;
  --cream: #fff1bf;
}

* { box-sizing: border-box; }

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
  background: #171421;
}

button { font: inherit; }

.game-shell {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 520px;
  overflow: hidden;
  isolation: isolate;
  background: linear-gradient(#ef6f56, #ffc36a 48%, #5a3853 49%, #211d31);
  user-select: none;
  touch-action: none;
}

#game {
  display: block;
  width: 100%;
  height: 100%;
}

.hud {
  position: absolute;
  z-index: 5;
  inset: max(16px, env(safe-area-inset-top)) 22px auto;
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto minmax(180px, 1fr);
  align-items: start;
  gap: 20px;
  pointer-events: none;
}

.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 3px solid var(--cream);
  border-radius: 14px 8px 14px 8px;
  background: var(--orange);
  color: #211c2c;
  font-weight: 1000;
  font-style: italic;
  letter-spacing: -2px;
  transform: rotate(-4deg);
  box-shadow: 4px 5px 0 #211c2c;
}
.brand-name {
  max-width: 96px;
  color: #241e2d;
  font-size: 1rem;
  font-weight: 1000;
  line-height: .92;
  text-transform: uppercase;
  text-shadow: 0 1px 0 #fff2bf;
}
.brand-name b { display: block; font-size: 1.18rem; color: #fff2bf; text-shadow: 2px 2px 0 #3c2634; }

.race-stats {
  display: flex;
  min-height: 58px;
  overflow: hidden;
  border: 2px solid rgba(255, 241, 191, .72);
  border-radius: 18px;
  background: rgba(26, 22, 36, .78);
  box-shadow: 0 8px 30px rgba(31, 13, 25, .24), inset 0 0 0 1px rgba(255,255,255,.06);
  backdrop-filter: blur(12px);
}
.stat {
  display: flex;
  align-items: baseline;
  justify-content: center;
  min-width: 110px;
  padding: 11px 18px 8px;
  border-right: 1px solid rgba(255,255,255,.12);
}
.stat:last-child { border: 0; }
.stat-label {
  display: block;
  position: absolute;
  margin-top: -10px;
  color: #ffcf67;
  font-size: .62rem;
  font-weight: 900;
  letter-spacing: .13em;
}
.stat strong { margin-top: 9px; font-size: 1.42rem; line-height: 1; }
.stat > span:last-child { color: #d5cbd4; font-size: .72rem; }
.distance-stat { width: 160px; align-items: center; flex-direction: column; }
.distance-track {
  width: 116px;
  height: 7px;
  margin-top: 22px;
  overflow: hidden;
  border-radius: 10px;
  background: rgba(255,255,255,.14);
}
.distance-track i,
.nitro-meter i {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #ff6b42, #ffda60);
  box-shadow: 0 0 16px #ff8b45;
  transition: width .1s linear;
}

.hud-actions { justify-self: end; display: flex; gap: 8px; pointer-events: auto; }
.icon-button {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 2px solid rgba(255, 241, 191, .85);
  border-radius: 50%;
  background: rgba(28, 23, 39, .72);
  color: #fff4d4;
  font-weight: 1000;
  cursor: pointer;
  box-shadow: 0 6px 16px rgba(26,15,25,.24);
  backdrop-filter: blur(10px);
}
.icon-button:hover { transform: translateY(-2px); background: rgba(52,40,60,.9); }
.icon-button:focus-visible,
.primary-button:focus-visible,
.touch-controls button:focus-visible { outline: 3px solid white; outline-offset: 3px; }

.nitro-panel {
  position: absolute;
  z-index: 5;
  left: 24px;
  bottom: max(24px, env(safe-area-inset-bottom));
  width: 210px;
  padding: 10px 13px 12px;
  border: 2px solid rgba(255,255,255,.25);
  border-radius: 15px;
  background: rgba(27, 23, 38, .76);
  box-shadow: 0 9px 24px rgba(21,13,25,.28);
  backdrop-filter: blur(10px);
}
.nitro-title { color: #f9ead1; font-size: .72rem; font-weight: 1000; letter-spacing: .12em; }
.bolt { color: #58dcff; font-size: 1.1rem; }
.nitro-meter { height: 11px; margin-top: 7px; overflow: hidden; border-radius: 20px; background: #0d2134; box-shadow: inset 0 1px 4px #060b11; }
.nitro-meter i { width: 72%; background: linear-gradient(90deg, #4ad2ff, #e5fcff); box-shadow: 0 0 13px #42d8ff; }
.nitro-key { position: absolute; right: 13px; top: 10px; color: #9890a4; font-size: .58rem; font-weight: 800; }

.route-prompt {
  position: absolute;
  z-index: 4;
  top: 108px;
  left: 50%;
  min-width: 180px;
  padding: 9px 15px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 12px;
  background: rgba(32, 27, 45, .72);
  text-align: center;
  transform: translate(-50%, -18px) scale(.96);
  opacity: 0;
  transition: .25s ease;
  backdrop-filter: blur(10px);
}
.route-prompt.visible { opacity: 1; transform: translate(-50%, 0) scale(1); }
.route-prompt span { display: block; color: #ffca62; font-size: .62rem; font-weight: 1000; letter-spacing: .12em; }
.route-prompt strong { margin: 0 8px; font-size: 1.1rem; }
.route-prompt small { color: #cfc4cd; font-size: .65rem; }

.countdown {
  position: absolute;
  z-index: 20;
  inset: 50% auto auto 50%;
  color: #fff0bb;
  font-family: Impact, Haettenschweiler, sans-serif;
  font-size: clamp(6rem, 16vw, 11rem);
  font-style: italic;
  letter-spacing: -.04em;
  text-shadow: 7px 8px 0 #332132, 0 0 35px rgba(255, 108, 62, .6);
  transform: translate(-50%, -50%) rotate(-4deg);
  pointer-events: none;
}

.toast {
  position: absolute;
  z-index: 8;
  left: 50%;
  bottom: 22%;
  padding: 9px 16px;
  border-radius: 10px;
  background: rgba(29,23,39,.78);
  color: #fff1be;
  font-size: .78rem;
  font-weight: 1000;
  letter-spacing: .08em;
  transform: translate(-50%, 20px);
  opacity: 0;
  transition: .2s ease;
  pointer-events: none;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

.overlay {
  position: absolute;
  z-index: 15;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background: linear-gradient(90deg, rgba(31,23,38,.88), rgba(31,23,38,.16) 66%, rgba(31,23,38,.08));
  transition: opacity .28s ease, visibility .28s ease;
}
.overlay.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.start-screen { place-items: center start; padding-left: clamp(26px, 8vw, 120px); }
.start-card { width: min(440px, 92vw); }
.eyebrow { color: var(--yellow); font-size: .74rem; font-weight: 1000; letter-spacing: .22em; }
.start-card h1 {
  margin: 8px 0 10px;
  color: #fff0bd;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: clamp(4.4rem, 9vw, 7.7rem);
  font-weight: 900;
  font-style: italic;
  letter-spacing: -.035em;
  line-height: .72;
  text-transform: uppercase;
  text-shadow: 7px 8px 0 #32202f, 11px 12px 0 var(--orange);
  transform: rotate(-2deg);
}
.start-card h1 span { color: var(--orange); text-shadow: 7px 8px 0 #32202f, 11px 12px 0 #ffe061; }
.start-card > p { max-width: 390px; margin: 24px 0 20px; color: #f7e9db; font-size: 1.02rem; line-height: 1.5; }
.vehicle-picker { max-width: 420px; margin: 0 0 18px; }
.vehicle-picker-label {
  display: block;
  margin-bottom: 8px;
  color: #ffcf67;
  font-size: .66rem;
  font-weight: 1000;
  letter-spacing: .13em;
}
.vehicle-options { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 9px; }
.vehicle-option {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 7px 10px;
  border: 2px solid rgba(255,255,255,.18);
  border-radius: 12px;
  background: rgba(31,25,42,.64);
  color: #f7ebdd;
  text-align: left;
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}
.vehicle-option:hover { transform: translateY(-2px); border-color: rgba(255,237,178,.5); }
.vehicle-option.selected { border-color: #61ddff; background: rgba(22,68,101,.8); box-shadow: 0 0 0 2px rgba(63,206,255,.12); }
.vehicle-option i {
  display: grid;
  place-items: center;
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  font-style: normal;
  font-size: .75rem;
  font-weight: 1000;
}
.dolphin-swatch { background: linear-gradient(145deg,#1598f3,#064889); color: white; }
.buggy-swatch { background: linear-gradient(145deg,#ff7145,#a3262c); color: #fff0b9; }
.vehicle-option > span { display: flex; flex: 1; flex-direction: column; min-width: 0; }
.vehicle-option b { display: block; overflow: hidden; font-size: .875rem; line-height: 1.15; text-overflow: ellipsis; white-space: nowrap; }
.vehicle-option small { display: block; margin-top: 3px; color: #c9bec7; font-size: .75rem; line-height: 1; }
.control-guide { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 16px; margin: 0 0 22px; }
.control-guide div { display: flex; align-items: center; gap: 9px; color: #e8dbe0; font-size: .76rem; font-weight: 700; }
kbd {
  min-width: 33px;
  padding: 6px 8px;
  border: 1px solid rgba(255,255,255,.35);
  border-bottom-width: 3px;
  border-radius: 7px;
  background: rgba(255,255,255,.1);
  color: white;
  font-size: .68rem;
  text-align: center;
}
.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-width: 224px;
  min-height: 54px;
  padding: 0 22px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, #ff7c43, #ff4e3e);
  color: #241d2d;
  font-size: .86rem;
  font-weight: 1000;
  letter-spacing: .09em;
  box-shadow: 0 7px 0 #9e2f31, 0 14px 25px rgba(31,15,26,.32);
  cursor: pointer;
}
.primary-button:hover { transform: translateY(-2px); box-shadow: 0 9px 0 #9e2f31, 0 16px 28px rgba(31,15,26,.36); }
.primary-button:active { transform: translateY(5px); box-shadow: 0 2px 0 #9e2f31; }
.primary-button b { font-size: 1.3rem; }
.start-note { display: block; margin: 16px 0 0 60px; color: #c5b4bd; font-size: .7rem; }

.compact-overlay { background: rgba(24, 19, 32, .72); backdrop-filter: blur(8px); }
.modal-card {
  width: min(400px, 92vw);
  padding: 34px;
  border: 2px solid rgba(255, 240, 190, .32);
  border-radius: 24px;
  background: #2a2336;
  text-align: center;
  box-shadow: 0 24px 80px rgba(10,7,14,.46);
}
.modal-card h2 { margin: 8px 0 26px; font-size: 2rem; }
.modal-card .primary-button { width: 100%; }
.text-button { margin-top: 20px; border: 0; background: none; color: #d9cbd2; text-decoration: underline; cursor: pointer; }
.finish-place { margin: 4px 0 -6px; color: var(--yellow); font-family: Impact, sans-serif; font-size: 5.5rem; font-style: italic; text-shadow: 5px 5px 0 #8f3439; }
.finish-card h2 { margin: 0 0 8px; }
.finish-card p { margin: 0 0 25px; color: #d8cbd2; }

.touch-controls {
  position: absolute;
  z-index: 7;
  inset: auto 20px max(18px, env(safe-area-inset-bottom));
  display: none;
  justify-content: space-between;
  pointer-events: none;
}
.touch-steer,
.touch-drive { display: flex; align-items: flex-end; gap: 10px; pointer-events: auto; }
.touch-controls button {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border: 2px solid rgba(255,255,255,.5);
  border-radius: 17px;
  background: rgba(35, 29, 46, .55);
  color: white;
  font-size: 1.5rem;
  font-weight: 1000;
  box-shadow: 0 8px 18px rgba(25,14,22,.22);
  backdrop-filter: blur(8px);
}
.touch-controls button.active { transform: translateY(3px) scale(.96); background: rgba(255, 103, 62, .82); }
.touch-controls .pedal { width: 66px; height: 82px; border-radius: 20px; font-size: 2rem; }
.touch-controls .gas { background: rgba(255, 105, 60, .64); }
.touch-controls .brake { background: rgba(68, 60, 78, .64); }
.touch-controls .nitro-button { color: #152635; background: rgba(85, 220, 255, .82); }

@media (pointer: coarse), (max-width: 820px) {
  .touch-controls { display: flex; }
  .nitro-panel { left: 50%; bottom: max(116px, calc(env(safe-area-inset-bottom) + 108px)); width: 170px; transform: translateX(-50%); }
  .nitro-key { display: none; }
  .hud { inset-inline: 12px; grid-template-columns: 1fr auto; }
  .brand-name { display: none; }
  .race-stats { justify-self: center; }
  .speed-stat { display: none; }
  .distance-stat { width: 130px; }
  .hud-actions { grid-column: 2; grid-row: 1; }
  #soundButton { display: none; }
  .route-prompt { top: 92px; }
  .start-screen { place-items: start center; padding: max(68px, env(safe-area-inset-top)) 20px 150px; overflow-y: auto; background: rgba(31,23,38,.66); }
  .start-card { text-align: center; }
  .start-card h1 { font-size: clamp(4rem, 18vw, 6.4rem); }
  .start-card > p { margin-inline: auto; }
  .vehicle-picker { margin-inline: auto; }
  .vehicle-option { background: rgba(31,25,42,.78); }
  .control-guide { display: none; }
  .start-note { margin-left: 0; }
}

@media (max-height: 600px) {
  .hud { top: 8px; }
  .brand-mark, .icon-button { width: 40px; height: 40px; }
  .race-stats { min-height: 48px; }
  .stat { padding-top: 6px; padding-bottom: 4px; }
  .start-card h1 { font-size: 4.1rem; }
  .start-card > p { margin: 15px 0; font-size: .86rem; }
  .vehicle-picker { margin-bottom: 12px; }
  .vehicle-option { min-height: 46px; }
  .control-guide { margin-bottom: 14px; }
  .nitro-panel { bottom: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}