:root {
  --bg-deep: #5a2217;
  --bg-mid: #8f3c1d;
  --paper: #f8e4bc;
  --paper-strong: #fff0d2;
  --ink: #2f170e;
  --muted: rgba(57, 29, 19, 0.76);
  --accent-red: #f05435;
  --accent-yellow: #ffcc48;
  --accent-green: #8abd43;
  --accent-blue: #4ec9e8;
  --divider: rgba(79, 37, 23, 0.22);
  --shadow: 0 28px 50px rgba(42, 12, 3, 0.22);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Trebuchet MS", "Verdana", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top, rgba(255, 205, 90, 0.28), transparent 30%),
    linear-gradient(160deg, #672919 0%, #9c431e 48%, #5b2013 100%);
}

body {
  overflow: hidden;
}

.page-shell {
  min-height: 100vh;
  padding: 18px;
  display: grid;
  gap: 16px;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  color: var(--paper-strong);
}

.top-bar h1,
.hud-panel h2 {
  margin: 0;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-weight: 900;
  letter-spacing: 0.03em;
}

.top-bar h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 0.95;
  text-transform: uppercase;
}

.eyeline,
.section-tag {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 900;
  color: rgba(255, 243, 212, 0.86);
}

.game-layout {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr) minmax(260px, 320px);
  gap: 16px;
}

body[data-phase="countdown"] .game-layout,
body[data-phase="race"] .game-layout,
body[data-phase="results"] .game-layout {
  grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
}

body[data-phase="countdown"] .setup-panel,
body[data-phase="race"] .setup-panel,
body[data-phase="results"] .setup-panel {
  display: none;
}

.hud-panel,
.canvas-card {
  min-height: 0;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hud-panel {
  padding: 22px;
  background:
    linear-gradient(180deg, rgba(255, 243, 212, 0.96), rgba(250, 220, 169, 0.92));
  border: 2px solid rgba(255, 250, 236, 0.4);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.panel-block {
  display: grid;
  gap: 8px;
}

.field-label {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.field-input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 2px solid rgba(98, 36, 16, 0.15);
  background: rgba(255, 248, 236, 0.92);
  color: var(--ink);
  font-size: 1rem;
  font-weight: 700;
  outline: none;
}

.field-input:focus {
  border-color: rgba(240, 84, 53, 0.6);
  box-shadow: 0 0 0 4px rgba(240, 84, 53, 0.14);
}

.vehicle-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.vehicle-card {
  padding: 12px;
  border-radius: 18px;
  border: 2px solid transparent;
  background: rgba(255, 247, 229, 0.72);
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.vehicle-card:hover,
.vehicle-card.selected {
  transform: translateY(-2px);
  border-color: rgba(96, 53, 28, 0.24);
  box-shadow: 0 14px 26px rgba(108, 36, 16, 0.12);
}

.vehicle-card.selected {
  border-color: rgba(240, 84, 53, 0.55);
  background: rgba(255, 255, 244, 0.95);
}

.vehicle-title {
  font-weight: 900;
  font-size: 0.96rem;
  margin-bottom: 4px;
}

.vehicle-meta {
  font-size: 0.78rem;
  color: var(--muted);
}

.swatch {
  width: 100%;
  height: 12px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.panel-actions {
  display: grid;
  gap: 10px;
}

.primary-button,
.secondary-button,
.ghost-button,
.danger-button {
  appearance: none;
  border: 0;
  cursor: pointer;
  border-radius: 18px;
  padding: 14px 18px;
  font-size: 0.92rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: transform 160ms ease, opacity 160ms ease, filter 160ms ease;
}

.primary-button:hover,
.secondary-button:hover,
.ghost-button:hover,
.danger-button:hover {
  transform: translateY(-1px);
  filter: brightness(1.04);
}

.primary-button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.danger-button {
  color: #fff4e6;
  background: rgba(103, 35, 24, 0.78);
  border: 1px solid rgba(255, 238, 213, 0.26);
}

.primary-button {
  color: white;
  background: linear-gradient(180deg, #fa6c42, #d34224);
}

.secondary-button {
  color: var(--ink);
  background: linear-gradient(180deg, #ffde7d, #efbb32);
}

.ghost-button {
  color: var(--paper-strong);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.canvas-card {
  position: relative;
  overflow: hidden;
  border: 2px solid rgba(255, 245, 216, 0.35);
  background:
    radial-gradient(circle at top, rgba(255, 226, 161, 0.38), transparent 22%),
    linear-gradient(180deg, #f5d08b 0%, #cc8f4c 100%);
}

.canvas-stack {
  position: absolute;
  inset: 0;
}

#scene-canvas,
#hud-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

#hud-canvas {
  pointer-events: none;
}

.overlay-card {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}

.overlay-card > div {
  max-width: min(520px, calc(100% - 40px));
  padding: 28px 30px;
  border-radius: 26px;
  background: rgba(59, 24, 13, 0.78);
  color: var(--paper-strong);
  backdrop-filter: blur(8px);
  box-shadow: 0 26px 42px rgba(24, 8, 3, 0.24);
  text-align: center;
}

.overlay-card.hidden {
  display: none;
}

.overlay-card h3 {
  margin: 0 0 10px;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: clamp(1.7rem, 4vw, 3rem);
}

.overlay-card p {
  margin: 0;
  line-height: 1.5;
}

.finish-toast {
  position: absolute;
  top: 18%;
  left: 50%;
  z-index: 9;
  min-width: min(420px, calc(100% - 36px));
  padding: 22px 28px;
  transform: translateX(-50%);
  border: 3px solid rgba(255, 247, 209, 0.88);
  border-radius: 24px;
  color: #fff9df;
  background:
    radial-gradient(circle at top, rgba(255, 218, 94, 0.34), transparent 55%),
    rgba(74, 25, 12, 0.9);
  box-shadow: 0 24px 60px rgba(31, 8, 2, 0.42);
  text-align: center;
  text-transform: uppercase;
  font: 900 clamp(1.5rem, 5vw, 3.2rem) Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  letter-spacing: 0.05em;
  animation: finish-pop 360ms cubic-bezier(0.18, 0.86, 0.25, 1.2);
  pointer-events: none;
}

.finish-toast[hidden] {
  display: none;
}

@keyframes finish-pop {
  from {
    opacity: 0;
    transform: translateX(-50%) scale(0.68) rotate(-2deg);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) scale(1) rotate(0);
  }
}

.touch-controls,
.mobile-room-actions {
  display: none;
}

.join-box,
.controls-block {
  border-top: 1px solid var(--divider);
  padding-top: 18px;
}

.join-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.code-input {
  text-transform: uppercase;
  text-align: center;
  letter-spacing: 0.3em;
}

.muted {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.players-list,
.standings-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.player-row,
.standing-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border-radius: 16px;
  background: rgba(255, 250, 239, 0.72);
}

.player-chip {
  width: 14px;
  height: 14px;
  border-radius: 50%;
}

.top-status {
  display: flex;
  align-items: center;
  gap: 12px;
}

.status-pill {
  min-width: 170px;
  padding: 12px 16px;
  border-radius: 18px;
  background: rgba(255, 249, 232, 0.12);
  border: 1px solid rgba(255, 250, 236, 0.24);
  display: grid;
  gap: 4px;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
}

.status-pill strong {
  font-size: 1.26rem;
  letter-spacing: 0.2em;
}

@media (max-width: 1200px) {
  body {
    overflow: auto;
  }

  .game-layout {
    grid-template-columns: 1fr;
  }

  body[data-phase="countdown"] .game-layout,
  body[data-phase="race"] .game-layout,
  body[data-phase="results"] .game-layout {
    grid-template-columns: 1fr;
  }

  .canvas-card {
    min-height: 54vh;
  }

  .top-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 900px), (pointer: coarse) {
  body[data-mobile-view="true"][data-phase="countdown"],
  body[data-mobile-view="true"][data-phase="race"],
  body[data-mobile-view="true"][data-phase="results"] {
    overflow: hidden;
  }

  body[data-mobile-view="true"][data-phase="countdown"] .page-shell,
  body[data-mobile-view="true"][data-phase="race"] .page-shell,
  body[data-mobile-view="true"][data-phase="results"] .page-shell {
    min-height: 100dvh;
    height: 100dvh;
    padding: 0;
    display: block;
  }

  body[data-mobile-view="true"][data-phase="countdown"] .top-bar,
  body[data-mobile-view="true"][data-phase="race"] .top-bar,
  body[data-mobile-view="true"][data-phase="results"] .top-bar,
  body[data-mobile-view="true"][data-phase="countdown"] .side-panel,
  body[data-mobile-view="true"][data-phase="race"] .side-panel,
  body[data-mobile-view="true"][data-phase="results"] .side-panel {
    display: none;
  }

  body[data-mobile-view="true"][data-phase="countdown"] .game-layout,
  body[data-mobile-view="true"][data-phase="race"] .game-layout,
  body[data-mobile-view="true"][data-phase="results"] .game-layout {
    display: block;
    height: 100dvh;
  }

  body[data-mobile-view="true"] .canvas-card {
    width: 100vw;
    height: 100dvh;
    min-height: 100dvh;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  body[data-mobile-view="true"][data-phase="countdown"] .touch-controls,
  body[data-mobile-view="true"][data-phase="race"] .touch-controls {
    position: absolute;
    inset: auto 0 max(10px, env(safe-area-inset-bottom)) 0;
    z-index: 6;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 0 max(12px, env(safe-area-inset-right)) 0 max(12px, env(safe-area-inset-left));
    pointer-events: none;
    touch-action: none;
  }

  .touch-steering,
  .touch-actions {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    pointer-events: auto;
  }

  .touch-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(64px, 78px));
    grid-template-areas:
      "throw gas"
      "brake gas";
  }

  .touch-button {
    min-width: 68px;
    min-height: 68px;
    padding: 8px;
    border: 2px solid rgba(255, 244, 216, 0.58);
    border-radius: 24px;
    color: #fff8e7;
    background: rgba(55, 22, 12, 0.7);
    box-shadow: 0 10px 24px rgba(28, 9, 2, 0.28);
    backdrop-filter: blur(7px);
    font: 900 0.78rem "Trebuchet MS", sans-serif;
    text-transform: uppercase;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
  }

  .touch-button.active,
  .touch-button:active {
    transform: translateY(2px) scale(0.97);
    background: rgba(238, 92, 49, 0.9);
  }

  .steer-button {
    font-size: 1.6rem;
  }

  .gas-button {
    grid-area: gas;
    min-height: 146px;
    background: rgba(53, 137, 65, 0.78);
  }

  .brake-button {
    grid-area: brake;
    background: rgba(171, 53, 36, 0.8);
  }

  .throw-button {
    grid-area: throw;
    background: rgba(40, 128, 151, 0.78);
  }

  body[data-mobile-view="true"][data-phase="countdown"] .mobile-room-actions,
  body[data-mobile-view="true"][data-phase="race"] .mobile-room-actions,
  body[data-mobile-view="true"][data-phase="results"] .mobile-room-actions {
    position: absolute;
    top: max(8px, env(safe-area-inset-top));
    right: max(8px, env(safe-area-inset-right));
    z-index: 8;
    display: flex;
    gap: 8px;
  }

  .room-action-button {
    min-height: 40px;
    padding: 8px 12px;
    border: 1px solid rgba(255, 248, 226, 0.4);
    border-radius: 14px;
    color: #fff8e7;
    background: rgba(55, 22, 12, 0.74);
    backdrop-filter: blur(8px);
    font: 900 0.68rem "Trebuchet MS", sans-serif;
    text-transform: uppercase;
  }

  .finish-toast {
    top: 16%;
    padding: 16px 18px;
    border-radius: 20px;
  }

  body[data-mobile-view="true"] .overlay-card > div {
    max-width: min(430px, calc(100% - 32px));
    padding: 18px 20px;
  }
}

@media (max-width: 520px) {
  .touch-button {
    min-width: 58px;
    min-height: 58px;
    border-radius: 20px;
  }

  .gas-button {
    min-height: 126px;
  }

  .touch-actions {
    grid-template-columns: repeat(2, 60px);
    gap: 7px;
  }

  .touch-steering {
    gap: 7px;
  }
}