:root {
  /* Backgrounds */
  --bg-primary: #08090e;
  --bg-secondary: #0d1019;
  --bg-elevated: #141822;

  /* Accent */
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.15);
  --accent-glow: rgba(0, 212, 170, 0.25);

  /* Text */
  --text-primary: #e8eaf0;
  --text-secondary: #8b92a8;
  --text-muted: #4a5068;

  /* LED colors */
  --led-orange: #ff8c00;
  --led-blue: #4a9eff;
  --led-purple: #b06aff;
  --led-green: #00d4aa;
  --led-red: #ff4757;

  /* Borders */
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-accent: rgba(0, 212, 170, 0.25);

  /* Typography */
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", "Cascadia Code", "Fira Code", Consolas, monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Sizing */
  --max-width: 1200px;
  --nav-height: 64px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
}