/* Süper Racing 3D - Ultimate Edition Styles */
:root {
  --racing-red: #ef4444;
  --racing-gold: #f59e0b;
  --racing-blue: #0284c7;
  --racing-green: #10b981;
  --bg-gradient: linear-gradient(135deg, #090d16 0%, #1e1b4b 50%, #0284c7 100%);
  --panel-bg: rgba(15, 23, 42, 0.95);
  --glass-border: rgba(255, 255, 255, 0.15);
  --neon-cyan: #38bdf8;
  --font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; user-select: none; }

body {
  font-family: var(--font-family);
  background: var(--bg-gradient);
  color: #ffffff;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

/* Menü Ekranları */
.menu-screen {
  position: fixed;
  inset: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--bg-gradient);
  z-index: 1000;
}

.menu-container, .results-container {
  background: var(--panel-bg);
  border: 2px solid var(--glass-border);
  border-radius: 16px;
  padding: 32px;
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), 0 0 40px rgba(0, 162, 237, 0.3);
}

.game-title {
  font-size: 48px;
  font-weight: 900;
  text-align: center;
  background: linear-gradient(135deg, var(--racing-red), var(--racing-gold), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  text-shadow: 0 0 30px rgba(239, 68, 68, 0.5);
}

.subtitle {
  text-align: center;
  font-size: 14px;
  opacity: 0.7;
  margin-bottom: 24px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.menu-section {
  margin-bottom: 24px;
}

.menu-section h3 {
  font-size: 16px;
  margin-bottom: 12px;
  color: var(--neon-cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Araba Seçimi */
.car-selection {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.car-option {
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
}

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

.car-option.selected {
  border-color: var(--neon-cyan);
  background: rgba(56, 189, 248, 0.15);
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.3);
}

.car-preview {
  width: 60px;
  height: 80px;
  margin: 0 auto 8px;
  border-radius: 8px;
}

.sport-car { background: linear-gradient(135deg, #ef4444, #dc2626); }
.muscle-car { background: linear-gradient(135deg, #f59e0b, #d97706); }
.super-car { background: linear-gradient(135deg, #10b981, #059669); }

.car-name {
  display: block;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 4px;
}

.car-stats {
  display: block;
  font-size: 11px;
  opacity: 0.7;
}

/* Pist ve Rakip Seçimi */
.track-selection, .rival-selection {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.track-btn, .rival-btn {
  flex: 1;
  min-width: 100px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.track-btn:hover, .rival-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.track-btn.selected, .rival-btn.selected {
  border-color: var(--racing-gold);
  background: rgba(245, 158, 11, 0.2);
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.3);
}

/* Başlat Butonu */
.start-btn {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--racing-red), var(--racing-gold));
  border: none;
  border-radius: 12px;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.3s;
  text-transform: uppercase;
  letter-spacing: 2px;
  box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
}

.start-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(239, 68, 68, 0.6);
}

.controls-info {
  margin-top: 20px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  font-size: 12px;
  text-align: center;
  opacity: 0.8;
}

.controls-info p { margin: 4px 0; }

/* Oyun Konteyneri */
.game-container {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

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

/* HUD */
.hud {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  pointer-events: none;
  z-index: 100;
}

.hud-left, .hud-right {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hud-center {
  text-align: center;
}

.hud-item {
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: 8px 16px;
  backdrop-filter: blur(10px);
}

.hud-label {
  display: block;
  font-size: 10px;
  text-transform: uppercase;
  opacity: 0.7;
  letter-spacing: 1px;
  margin-bottom: 2px;
}

.hud-value {
  display: inline-block;
  font-size: 24px;
  font-weight: 800;
  color: var(--neon-cyan);
  text-shadow: 0 0 10px rgba(56, 189, 248, 0.5);
}

.hud-unit {
  font-size: 12px;
  opacity: 0.7;
  margin-left: 4px;
}

/* Nitro Bar */
.nitro-bar {
  width: 120px;
  height: 12px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.nitro-fill {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--racing-blue), var(--neon-cyan));
  transition: width 0.3s;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.5);
}

/* Power-up */
.powerup-display {
  font-size: 14px;
  font-weight: 700;
  color: var(--racing-gold);
  min-width: 80px;
  text-align: center;
}

.sound-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: 8px 12px;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  pointer-events: all;
  transition: all 0.3s;
}

.sound-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Geri Sayım */
.countdown {
  font-size: 72px;
  font-weight: 900;
  color: var(--racing-gold);
  text-shadow: 0 0 30px rgba(245, 158, 11, 0.8);
  animation: pulse 1s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

.race-time {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.8);
}

/* Minimapa */
.minimap {
  position: absolute;
  bottom: 16px;
  right: 16px;
  background: rgba(0, 0, 0, 0.7);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: 8px;
  z-index: 100;
}

#minimapCanvas {
  display: block;
}

/* Power-up Bildirimi */
.powerup-notification {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.9);
  border: 2px solid var(--racing-gold);
  border-radius: 12px;
  padding: 16px 32px;
  font-size: 24px;
  font-weight: 800;
  color: var(--racing-gold);
  text-shadow: 0 0 20px rgba(245, 158, 11, 0.8);
  animation: slideIn 0.5s, fadeOut 0.5s 2s forwards;
  z-index: 200;
}

@keyframes slideIn {
  from { transform: translate(-50%, -100%); opacity: 0; }
  to { transform: translate(-50%, -50%); opacity: 1; }
}

@keyframes fadeOut {
  to { opacity: 0; }
}

/* Sonuç Ekranı */
.result-title {
  font-size: 36px;
  font-weight: 900;
  text-align: center;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--racing-gold), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.result-content {
  background: rgba(0, 0, 0, 0.3);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 24px;
}

.result-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.result-row:last-child { border-bottom: none; }

.result-row.player {
  background: rgba(56, 189, 248, 0.1);
  padding: 8px 12px;
  border-radius: 6px;
  margin: 4px 0;
}

.result-buttons {
  display: flex;
  gap: 12px;
}

.menu-btn {
  flex: 1;
  padding: 14px;
  background: linear-gradient(135deg, var(--racing-red), var(--racing-gold));
  border: none;
  border-radius: 10px;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
}

.menu-btn.secondary {
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.menu-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
}