@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Outfit:wght@300;400;600&display=swap');

:root {
  --neon-cyan: #00f0ff;
  --neon-pink: #ff007f;
  --neon-purple: #9d00ff;
  --dark-bg: #09090c;
  --dark-panel: rgba(18, 18, 26, 0.75);
  --glass-border: rgba(0, 240, 255, 0.25);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --glow-cyan: 0 0 10px rgba(0, 240, 255, 0.5), 0 0 20px rgba(0, 240, 255, 0.2);
  --glow-pink: 0 0 10px rgba(ff, 0, 127, 0.5), 0 0 20px rgba(ff, 0, 127, 0.2);
}

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

.ultradash-wrapper {
  font-family: 'Outfit', sans-serif;
  background-color: var(--dark-bg);
  background-image: 
    linear-gradient(rgba(18, 18, 26, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 18, 26, 0.3) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem;
  border-radius: 2rem;
  border: 4px solid var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
  width: 100%;
}

/* Outer layout container */
.game-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 950px;
  height: 100%;
  margin: auto;
  position: relative;
}

/* Header UI Elements */
header {
  text-align: center;
  width: 100%;
  z-index: 10;
}

.logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.2rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: #fff;
  text-shadow: 
    0 0 5px #fff,
    0 0 10px var(--neon-cyan),
    0 0 20px var(--neon-cyan),
    0 0 40px var(--neon-purple);
  animation: neon-pulse 2s infinite ease-in-out;
  margin-bottom: 2px;
}

.logo span {
  color: var(--neon-pink);
  text-shadow: 
    0 0 5px #fff,
    0 0 10px var(--neon-pink),
    0 0 20px var(--neon-pink);
}

.tagline {
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* HUD System */
.hud-panel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 600px;
  background: var(--dark-panel);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 8px 18px;
  backdrop-filter: blur(10px);
  box-shadow: inset 0 0 15px rgba(0, 240, 255, 0.05), var(--glow-cyan);
}

.hud-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hud-label {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.hud-value {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--neon-cyan);
  text-shadow: 0 0 5px rgba(0, 240, 255, 0.4);
}

.hud-value.highlight {
  color: var(--neon-pink);
  text-shadow: 0 0 5px rgba(255, 0, 127, 0.4);
}

/* Canvas Area Container */
.arena-wrapper {
  position: relative;
  background: var(--dark-panel);
  border: 2px solid var(--neon-cyan);
  border-radius: 16px;
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.15), var(--glow-cyan);
  padding: 6px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  max-height: 50vh;
  aspect-ratio: 1 / 1;
}

#game-canvas {
  display: block;
  border-radius: 8px;
  background: #050508;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  aspect-ratio: 1 / 1;
}

/* Glassmorphism Overlays */
.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 5, 8, 0.85);
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 100;
  border-radius: 16px;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  padding: 15px;
  text-align: center;
}

.overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.overlay-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 8px;
  color: #fff;
  text-shadow: 0 0 10px var(--neon-cyan);
}

.overlay-title.victory {
  color: var(--neon-pink);
  text-shadow: 0 0 10px var(--neon-pink), 0 0 20px var(--neon-purple);
  animation: glow-pulse-pink 1.5s infinite alternate;
}

.overlay-desc {
  font-size: 0.85rem;
  max-width: 380px;
  line-height: 1.4;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.controls-guide-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.75rem;
  color: var(--neon-cyan);
  margin-bottom: 12px;
  letter-spacing: 1px;
  text-shadow: 0 0 5px rgba(0, 240, 255, 0.4);
}

/* Dynamic Glowing Buttons */
.btn {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 10px 24px;
  border-radius: 30px;
  border: none;
  cursor: pointer;
  position: relative;
  transition: all 0.3s ease;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  font-size: 0.85rem;
}

.btn-cyan {
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-cyan:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 25px rgba(0, 240, 255, 0.4), 0 0 10px rgba(157, 0, 255, 0.3);
}

.btn-pink {
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-pink:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 25px rgba(255, 0, 127, 0.4), 0 0 10px rgba(157, 0, 255, 0.3);
}

.btn:active {
  transform: translateY(-1px) scale(0.98);
}

/* Virtual Control D-Pad for Mouse/Mobile */
.bottom-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 600px;
  margin-top: 4px;
}

.dpad-container {
  display: grid;
  grid-template-columns: repeat(3, 38px);
  grid-template-rows: repeat(3, 38px);
  gap: 4px;
  background: rgba(18, 18, 26, 0.4);
  border: 1px solid rgba(0, 240, 255, 0.15);
  padding: 6px;
  border-radius: 50%;
  backdrop-filter: blur(5px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.dpad-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: bold;
  font-size: 1rem;
}

.dpad-btn:hover {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.3);
}

.dpad-btn:active {
  transform: scale(0.9);
}

.dpad-center {
  background: transparent;
  border: none;
  cursor: default;
  pointer-events: none;
}

/* Audio control and Stats panel */
.aux-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.audio-toggle-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 8px 16px;
  border-radius: 20px;
  color: var(--text-secondary);
  cursor: pointer;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  transition: all 0.3s ease;
}

.audio-toggle-btn.active {
  color: var(--neon-cyan);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.2);
}

.audio-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.level-stats {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: right;
}

.level-stats span {
  color: var(--neon-cyan);
}

/* Score Panel inside overlays */
.score-board {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
  padding: 8px 16px;
  border-radius: 12px;
  margin-bottom: 12px;
  display: flex;
  gap: 20px;
  justify-content: center;
}

.score-item {
  display: flex;
  flex-direction: column;
}

.score-title {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.score-num {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--neon-cyan);
}

/* Animations */
@keyframes neon-pulse {
  0%, 100% {
    text-shadow: 
      0 0 5px #fff,
      0 0 10px var(--neon-cyan),
      0 0 20px var(--neon-cyan),
      0 0 45px var(--neon-purple);
  }
  50% {
    text-shadow: 
      0 0 7px #fff,
      0 0 14px var(--neon-cyan),
      0 0 28px var(--neon-cyan),
      0 0 55px var(--neon-purple);
  }
}

@keyframes glow-pulse-pink {
  from {
    text-shadow: 0 0 10px var(--neon-pink), 0 0 20px var(--neon-purple);
  }
  to {
    text-shadow: 0 0 15px var(--neon-pink), 0 0 30px var(--neon-pink), 0 0 45px var(--neon-purple);
  }
}

/* Responsive adjustments */
@media (max-width: 600px) {
  .logo {
    font-size: 1.8rem;
  }
  .hud-panel {
    padding: 8px 16px;
  }
  .hud-value {
    font-size: 1rem;
  }
  .overlay-title {
    font-size: 1.6rem;
  }
  .score-board {
    gap: 20px;
    padding: 10px 15px;
  }
  .controls-guide {
    flex-direction: column;
    gap: 10px;
  }
}