:root {
  /* Colors - Background (Snow White based) */
  --color-bg-primary: #FFFFFF;
  --color-bg-secondary: #F8F8F8;
  --color-bg-tertiary: #F0F0F0;

  /* Colors - Text (Charcoal Grey based) */
  --color-text-primary: #47494B;
  --color-text-secondary: #6B6D70;
  --color-text-muted: #91938C;

  /* Colors - Accent */
  --color-accent-primary: #03FFB5;
  --color-accent-secondary: #02CC91;
  --color-accent-hover: #02CC91;

  /* Colors - UI */
  --color-border: #E0E0E0;
  --color-border-focus: #47494B;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Font */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-md: 16px;
  --font-size-lg: 20px;
  --font-size-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;

  /* Layout */
  --toolbar-height: 60px;
  --panel-width: 320px;
}