:root {
  /* === Color Palette === */
  --obsidian: #0A0A0A;
  --obsidian-light: #141414;
  --obsidian-lighter: #1a1a1a;
  --emerald-dark: #1B5E20;
  --emerald: #2E7D32;
  --neon-green: #00FF41;
  --neon-green-dim: rgba(0, 255, 65, 0.3);
  --neon-green-glow: rgba(0, 255, 65, 0.6);
  --silver: #C0C0C0;
  --gold: #FFD700;
  --white: #E0E0E0;
  --white-dim: rgba(224, 224, 224, 0.7);
  --text-primary: #E0E0E0;
  --text-secondary: #A0A0A0;
  --text-muted: #666666;

  /* === Typography === */
  --font-display: 'Orbitron', sans-serif;
  --font-heading: 'Rajdhani', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'Fira Code', 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;

  /* === Layout === */
  --max-width: 1200px;
  --nav-height: 70px;
  --border-radius: 4px;
  --border-radius-lg: 8px;

  /* === Effects === */
  --glow-sm: 0 0 10px rgba(0, 255, 65, 0.3);
  --glow-md: 0 0 20px rgba(0, 255, 65, 0.4);
  --glow-lg: 0 0 30px rgba(0, 255, 65, 0.6);
  --glow-text: 0 0 10px rgba(0, 255, 65, 0.5);
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.6s ease;
}