:root {
  /* Core Color Palette */
  --bg-primary: #0a0a0c;
  --bg-secondary: #111115;
  --bg-tertiary: #18181f;
  --bg-card: #14141a;
  --bg-card-hover: #1c1c24;
  --bg-card-glass: rgba(20, 20, 26, 0.75);
  --bg-elevated: #22222c;
  
  /* Contrast Accents & Safety Yellow */
  --accent-yellow: #FFC700;
  --accent-yellow-hover: #FFD600;
  --accent-yellow-light: #FFF066;
  --accent-yellow-subtle: rgba(255, 199, 0, 0.12);
  --accent-yellow-glow: rgba(255, 199, 0, 0.25);
  --accent-yellow-border: rgba(255, 199, 0, 0.35);

  /* Functional Colors */
  --color-success: #10B981;
  --color-success-bg: rgba(16, 185, 129, 0.12);
  --color-danger: #EF4444;
  --color-danger-bg: rgba(239, 68, 68, 0.12);
  --color-warning: #F59E0B;
  --color-info: #3B82F6;

  /* Typography Colors */
  --text-primary: #FFFFFF;
  --text-secondary: #D4D4D8;
  --text-muted: #8E8E9F;
  --text-disabled: #52525B;
  --text-on-accent: #0A0A0C;
  --text-inverse: #0A0A0C;

  /* Borders & Dividers */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.15);
  --border-strong: rgba(255, 255, 255, 0.25);
  --border-highlight: var(--accent-yellow);

  /* Typography */
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

  /* Sizing & Spacing */
  --max-width-container: 1280px;
  --max-width-wide: 1440px;
  --header-height: 80px;
  --topbar-height: 40px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 30px rgba(255, 199, 0, 0.22);
  --shadow-glow-lg: 0 0 50px rgba(255, 199, 0, 0.35);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 250ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);
}