:root{ 
  --bg:#0b0b0c; 
  --ink:#e7e7e7; 
  --muted:#9aa; 
  --acid:#b6ff00;
  --mint:#00ffaa;
  --jambo:#22ffaa;
}

*{ box-sizing:border-box }

html,body{ 
  height:100%; 
  margin:0; 
  background:linear-gradient(135deg, var(--bg) 0%, #151518 100%); 
  color:var(--ink); 
  font:14px/1.3 ui-sans-serif, system-ui;
  overflow: hidden;
}

#c{ 
  position:fixed; 
  inset:0; 
  width:100vw; 
  height:100vh; 
  display:block; 
  outline:none;
  cursor: none;
}

.hud{
  position:fixed; 
  top:20px; 
  left:50%; 
  transform:translateX(-50%);
  display:flex; 
  gap:16px; 
  align-items:center; 
  background:rgba(11, 11, 12, 0.85);
  border:1px solid rgba(34, 255, 170, 0.3); 
  padding:12px 16px; 
  border-radius:16px; 
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  z-index: 100;
  font-weight: 500;
}

.hud > div {
  display: flex;
  align-items: center;
  gap: 6px;
}

.best{ 
  color:var(--muted);
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  padding-left: 16px;
  margin-left: 8px;
}

button{
  margin-left:12px; 
  background:linear-gradient(135deg, #1a1a1f 0%, #0f0f12 100%); 
  color:var(--jambo);
  border:1px solid var(--jambo); 
  border-radius:12px; 
  padding:8px 16px; 
  cursor:pointer;
  font-weight: 600;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 12px;
}

button:hover {
  background:linear-gradient(135deg, var(--jambo) 0%, #00cc88 100%);
  color: var(--bg);
  box-shadow: 0 4px 16px rgba(34, 255, 170, 0.3);
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0);
}

/* Mobile touch indicators */
.touch-zones {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: none;
  gap: 40px;
  z-index: 99;
}

.touch-zone {
  width: 60px;
  height: 60px;
  border: 2px solid rgba(34, 255, 170, 0.4);
  border-radius: 50%;
  background: rgba(11, 11, 12, 0.6);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--jambo);
}

@media(hover:none){ 
  body{ touch-action:manipulation }
  .touch-zones { display: flex; }
}

/* Game over overlay */
.game-over-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.game-over-content {
  text-align: center;
  background: linear-gradient(135deg, rgba(11, 11, 12, 0.95) 0%, rgba(21, 21, 24, 0.95) 100%);
  border: 2px solid rgba(34, 255, 170, 0.4);
  border-radius: 20px;
  padding: 40px;
  max-width: 500px;
  width: 100%;
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.6);
}

.game-over-content h2 {
  color: var(--jambo);
  margin: 0 0 30px 0;
  font-size: 2.5em;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 800;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 30px 0;
}

.stat-item {
  background: rgba(34, 255, 170, 0.1);
  padding: 15px;
  border-radius: 12px;
  border: 1px solid rgba(34, 255, 170, 0.2);
}

.stat-label {
  color: var(--muted);
  font-size: 0.9em;
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  color: var(--jambo);
  font-size: 1.5em;
  font-weight: 700;
}

.game-over-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 30px 0 20px 0;
}

.action-btn {
  background: linear-gradient(135deg, #1a1a1f 0%, #0f0f12 100%);
  color: var(--jambo);
  border: 1px solid var(--jambo);
  border-radius: 12px;
  padding: 12px 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1em;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.action-btn:hover {
  background: linear-gradient(135deg, var(--jambo) 0%, #00cc88 100%);
  color: var(--bg);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(34, 255, 170, 0.3);
}

.restart-btn {
  background: linear-gradient(135deg, var(--jambo) 0%, #00cc88 100%);
  color: var(--bg);
  font-weight: 700;
}

.restart-btn:hover {
  background: linear-gradient(135deg, #00cc88 0%, var(--jambo) 100%);
}

.game-over-disclaimer {
  color: var(--muted);
  font-size: 0.85em;
  margin: 0;
  font-style: italic;
  opacity: 0.8;
}

/* Loading screen */
.loading {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  z-index: 300;
}

.loading h1 {
  color: var(--jambo);
  font-size: 3em;
  margin: 0 0 20px 0;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-weight: 800;
}

.loading p {
  color: var(--muted);
  margin: 0;
  font-size: 1.1em;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(34, 255, 170, 0.3);
  border-top: 3px solid var(--jambo);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-top: 20px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Controls overlay */
.controls-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(12px);
  z-index: 1000;
  padding: 20px;
  overflow-y: auto;
}

.controls-content {
  background: linear-gradient(135deg, rgba(11, 11, 12, 0.95) 0%, rgba(21, 21, 24, 0.95) 100%);
  border: 2px solid rgba(34, 255, 170, 0.4);
  border-radius: 20px;
  padding: 40px;
  max-width: 600px;
  width: 100%;
  text-align: center;
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.6);
  overflow-y: auto;
  margin: 0 auto;
}

.controls-content h2 {
  color: var(--jambo);
  font-size: 2.5em;
  margin: 0 0 10px 0;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.subtitle {
  color: var(--muted);
  margin: 0 0 30px 0;
  font-style: italic;
  font-size: 1.1em;
}

.controls-section {
  margin: 30px 0;
  text-align: left;
}

.controls-section h3 {
  color: var(--jambo);
  font-size: 1.2em;
  margin: 0 0 15px 0;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-bottom: 1px solid rgba(34, 255, 170, 0.3);
  padding-bottom: 8px;
}

.control-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin-top: 15px;
}

.control-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(34, 255, 170, 0.1);
  padding: 12px;
  border-radius: 10px;
  border: 1px solid rgba(34, 255, 170, 0.2);
}

.control-key {
  background: var(--jambo);
  color: var(--bg);
  padding: 6px 10px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.9em;
  min-width: 50px;
  text-align: center;
}

.control-desc {
  color: var(--ink);
  font-weight: 500;
}

.objective-list, .mechanic-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.objective, .mechanic {
  background: rgba(255, 255, 255, 0.05);
  padding: 12px;
  border-radius: 8px;
  border-left: 3px solid var(--jambo);
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
}

.objective-icon {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

/* Car picker */
.car-picker {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-top: 15px;
}

.car-option {
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(34, 255, 170, 0.2);
  border-radius: 12px;
  padding: 15px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.car-option:hover {
  border-color: rgba(34, 255, 170, 0.5);
  background: rgba(34, 255, 170, 0.1);
  transform: translateY(-2px);
}

.car-option.selected {
  border-color: var(--jambo);
  background: rgba(34, 255, 170, 0.15);
  box-shadow: 0 4px 20px rgba(34, 255, 170, 0.3);
}

.car-option.selected::after {
  content: "✓";
  position: absolute;
  top: 8px;
  right: 8px;
  background: var(--jambo);
  color: var(--bg);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

.car-image {
  width: 100%;
  height: 80px;
  object-fit: contain;
  border-radius: 8px;
  margin-bottom: 10px;
  background: rgba(0, 0, 0, 0.2);
  padding: 8px;
}

.car-name {
  font-weight: 700;
  color: var(--jambo);
  margin-bottom: 4px;
  font-size: 0.9em;
}

.car-desc {
  font-size: 0.8em;
  color: var(--muted);
  font-style: italic;
}

.start-btn {
  background: linear-gradient(135deg, var(--jambo) 0%, #00cc88 100%);
  color: var(--bg);
  border: none;
  border-radius: 15px;
  padding: 15px 30px;
  font-size: 1.2em;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  margin: 30px 0 20px 0;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(34, 255, 170, 0.3);
}

.start-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(34, 255, 170, 0.5);
}

.disclaimer {
  color: var(--muted);
  font-size: 0.85em;
  margin: 0;
  font-style: italic;
}

.help-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(34, 255, 170, 0.2);
  border: 1px solid var(--jambo);
  color: var(--jambo);
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.help-btn:hover {
  background: var(--jambo);
  color: var(--bg);
  transform: scale(1.1);
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .controls-overlay {
    padding: 10px;
  }
  
  .controls-content {
    padding: 20px 15px;
    margin: 0;
    max-width: 100vw;
    width: calc(100vw - 20px);
  }
  
  .controls-content h2 {
    font-size: 1.8em;
    margin: 0 0 8px 0;
  }
  
  .subtitle {
    font-size: 1em;
    margin: 0 0 20px 0;
  }
  
  .controls-section {
    margin: 20px 0;
  }
  
  .controls-section h3 {
    font-size: 1em;
    margin: 0 0 12px 0;
  }
  
  .control-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  
  .control-item {
    padding: 10px;
  }
  
  .control-key {
    padding: 5px 8px;
    font-size: 0.8em;
    min-width: 40px;
  }
  
  .control-desc {
    font-size: 0.9em;
  }
  
  .objective, .mechanic {
    padding: 10px;
    font-size: 0.9em;
  }
  
  .car-picker {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .car-option {
    padding: 12px;
  }
  
  .car-image {
    height: 100px;
  }
  
  .car-name {
    font-size: 0.8em;
  }
  
  .car-desc {
    font-size: 0.7em;
  }
  
  .start-btn {
    font-size: 1em;
    padding: 12px 24px;
    margin: 20px 0 15px 0;
  }
  
  .disclaimer {
    font-size: 0.8em;
  }
}

/* Extra small screens */
@media (max-width: 480px) {
  .controls-content {
    padding: 15px 12px;
  }
  
  .controls-content h2 {
    font-size: 1.5em;
  }
  
  .subtitle {
    font-size: 0.9em;
  }
  
  .controls-section h3 {
    font-size: 0.9em;
  }
  
  .control-item {
    padding: 8px;
    gap: 8px;
  }
  
  .control-key {
    padding: 4px 6px;
    font-size: 0.7em;
    min-width: 35px;
  }
  
  .control-desc {
    font-size: 0.8em;
  }
  
  .objective, .mechanic {
    padding: 8px;
    font-size: 0.8em;
  }
  
  .car-option {
    padding: 10px;
  }
  
  .car-image {
    height: 80px;
  }
  
  .start-btn {
    font-size: 0.9em;
    padding: 10px 20px;
  }
  
  /* Game over dialog mobile */
  .game-over-content {
    padding: 30px 20px;
    margin: 10px;
  }
  
  .game-over-content h2 {
    font-size: 2em;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 15px;
    margin: 20px 0;
  }
  
  .stat-item {
    padding: 12px;
  }
  
  .stat-value {
    font-size: 1.3em;
  }
  
  .action-btn {
    padding: 12px 16px;
    font-size: 0.9em;
  }
}