:root {
  --bg-color: #07070a;
  --panel-bg: rgba(13, 13, 23, 0.75);
  --border-color: rgba(62, 75, 120, 0.4);
  --border-glow: rgba(0, 162, 255, 0.25);
  --accent-color: #00a2ff;
  --accent-glow: rgba(0, 162, 255, 0.5);
  --text-primary: #e2e8f0;
  --text-secondary: #64748b;
  --font-display: 'Press Start 2P', monospace;
  --font-sans: 'Outfit', sans-serif;
  --canvas-size: 384px; /* 48px * 8 scaling */
}

/* Base resets and scrollbars */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  /* Pixel art crosshair cursor */
  cursor: crosshair;
}

/* Background grid pattern */
body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(18, 18, 32, 0.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 18, 32, 0.4) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center;
  z-index: 0;
}

/* Vignette overlay */
.vignette {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, transparent 30%, rgba(0, 0, 0, 0.8) 100%);
  pointer-events: none;
  z-index: 8;
}

/* CRT scanlines effect */
.crt-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.25) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.04),
    rgba(0, 255, 0, 0.02),
    rgba(0, 0, 255, 0.04)
  );
  background-size: 100% 4px, 6px 100%;
  pointer-events: none;
  z-index: 9;
  opacity: 0.85;
}

.crt-overlay.disabled {
  display: none;
}

/* Subtle CRT flicker animation */
@keyframes crt-flicker {
  0% { opacity: 0.985; }
  50% { opacity: 0.995; }
  100% { opacity: 0.985; }
}

body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(18, 16, 16, 0.05);
  opacity: 0;
  z-index: 10;
  pointer-events: none;
  animation: crt-flicker 0.15s infinite;
}

/* Eye Container Layout */
.eye-container {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.retro-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 2rem;
  letter-spacing: 2px;
  color: #fff;
  text-shadow: 
    0 0 5px rgba(255, 255, 255, 0.5),
    0 0 10px var(--accent-glow),
    0 0 20px rgba(0, 162, 255, 0.2);
  text-transform: uppercase;
  text-align: center;
  user-select: none;
  z-index: 4;
}

.retro-title.top {
  margin-bottom: 1rem;
}

.retro-title.bottom {
  margin-top: 1rem;
}

.eye-wrapper {
  position: relative;
  width: var(--canvas-size);
  height: var(--canvas-size);
  border-radius: 50%;
  transition: transform 0.3s ease;
  display: flex;
  justify-content: center;
  align-items: center;
}

.eye-wrapper:hover {
  transform: scale(1.02);
}

/* Canvas styling - CRITICAL for pixel art scaling */
#eyeCanvas {
  width: 100%;
  height: 100%;
  image-rendering: -moz-crisp-edges;
  image-rendering: -webkit-crisp-edges;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  filter: drop-shadow(0 0 12px rgba(0, 162, 255, 0.15));
  border-radius: 50%;
  z-index: 3;
}

/* Ambient glow ring behind eyeball */
.eye-glow {
  position: absolute;
  width: 90%;
  height: 90%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 162, 255, 0.08) 0%, transparent 70%);
  filter: blur(15px);
  z-index: 1;
  pointer-events: none;
  animation: pulse-glow 4s ease-in-out infinite alternate;
}

@keyframes pulse-glow {
  0% {
    transform: scale(0.95);
    opacity: 0.6;
  }
  100% {
    transform: scale(1.05);
    opacity: 1.0;
  }
}

/* HUD Toggle Header */
.hud-toggle-container {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 10;
}

.hud-toggle-btn {
  width: auto !important;
  height: auto !important;
  padding: 0.55rem 0.9rem !important;
  font-size: 0.55rem !important;
  font-family: var(--font-display);
  cursor: pointer;
  background-color: var(--panel-bg);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

/* Glassmorphism Control Panel Dashboard */
.dashboard-container {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  width: 90%;
  max-width: 720px;
  background: var(--panel-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 
    0 10px 30px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  z-index: 5;
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
  opacity: 1;
  visibility: visible;
}

.dashboard-container.hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(30px);
  visibility: hidden;
  pointer-events: none;
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.8rem;
  margin-bottom: 1.2rem;
}

.logo {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 2px;
  color: var(--accent-color);
  text-shadow: 0 0 8px var(--accent-glow);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  box-shadow: 0 0 6px currentcolor;
}

.status-dot.green {
  background-color: #10b981;
  color: #10b981;
  animation: blink-dot 1.5s infinite ease-in-out;
}

@keyframes blink-dot {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

.status-text {
  font-family: var(--font-display);
  font-size: 0.5rem;
  color: var(--text-secondary);
}

/* Control fields configuration */
.controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
  margin-bottom: 1rem;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.control-group label {
  font-family: var(--font-display);
  font-size: 0.55rem;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

/* Style Select/Dropdown inputs */
.select-wrapper {
  position: relative;
  display: flex;
  width: 100%;
}

.select-wrapper select {
  width: 100%;
  padding: 0.65rem 1rem;
  background-color: rgba(7, 7, 10, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  outline: none;
  transition: all 0.2s ease;
}

.select-wrapper select:focus,
.select-wrapper select:hover {
  border-color: var(--accent-color);
  box-shadow: 0 0 8px rgba(0, 162, 255, 0.25);
}

.select-wrapper::after {
  content: '▼';
  font-size: 0.6rem;
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  pointer-events: none;
}

/* Style Range Sliders */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: rgba(18, 18, 32, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 3px;
  outline: none;
  margin: 0.6rem 0;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 3px;
  background: var(--accent-color);
  box-shadow: 0 0 8px var(--accent-glow);
  cursor: pointer;
  border: none;
  transition: transform 0.1s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 3px;
  background: var(--accent-color);
  box-shadow: 0 0 8px var(--accent-glow);
  cursor: pointer;
  border: none;
  transition: transform 0.1s ease;
}

input[type="range"]::-moz-range-thumb:hover {
  transform: scale(1.2);
}

/* Style buttons group */
.buttons-group {
  flex-direction: row;
  align-items: flex-end;
  gap: 0.8rem;
}

.retro-btn {
  flex: 1;
  padding: 0.7rem 1rem;
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 1px;
  background-color: transparent;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  cursor: pointer;
  outline: none;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
  height: 38px;
}

.retro-btn:hover {
  background-color: rgba(62, 75, 120, 0.15);
  border-color: var(--accent-color);
  box-shadow: 0 0 8px rgba(0, 162, 255, 0.2);
}

.retro-btn.active {
  background-color: rgba(0, 162, 255, 0.1);
  border-color: var(--accent-color);
  color: #fff;
  text-shadow: 0 0 5px var(--accent-glow);
  box-shadow: 
    0 0 10px rgba(0, 162, 255, 0.15),
    inset 0 0 5px rgba(0, 162, 255, 0.2);
}

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

.dashboard-footer {
  margin-top: 1.2rem;
  border-top: 1px solid var(--border-color);
  padding-top: 0.8rem;
  text-align: center;
}

.dashboard-footer p {
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

/* Responsiveness adjustments */
@media (max-width: 480px) {
  :root {
    --canvas-size: 288px; /* 48px * 6 */
  }
  
  .dashboard-container {
    padding: 1rem;
  }
  
  .controls-grid {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
  
  .buttons-group {
    margin-top: 0.5rem;
  }
}