:root {
  /* Gray Scale - Modern neutral palette */
  --dg-gray-50: #fafafa;
  --dg-gray-100: #f5f5f5;
  --dg-gray-200: #e5e5e5;
  --dg-gray-300: #d4d4d4;
  --dg-gray-400: #a3a3a3;
  --dg-gray-500: #737373;
  --dg-gray-600: #525252;
  --dg-gray-700: #404040;
  --dg-gray-800: #262626;
  --dg-gray-900: #171717;
  --dg-gray-950: #0a0a0a;

  /* Semantic colors - subtle, minimal */
  --dg-success: #16a34a;
  --dg-success-light: #dcfce7;
  --dg-success-dark: #166534;

  --dg-error: #dc2626;
  --dg-error-light: #fee2e2;
  --dg-error-dark: #991b1b;

  --dg-warning: #ea580c;
  --dg-warning-light: #fed7aa;
  --dg-warning-dark: #9a3412;

  --dg-info: #0284c7;
  --dg-info-light: #e0f2fe;
  --dg-info-dark: #075985;

  /* Spacing scale */
  --dg-space-0: 0;
  --dg-space-1: 0.25rem;
  --dg-space-2: 0.5rem;
  --dg-space-3: 0.75rem;
  --dg-space-4: 1rem;
  --dg-space-5: 1.25rem;
  --dg-space-6: 1.5rem;
  --dg-space-7: 2rem;
  --dg-space-8: 2.5rem;
  --dg-space-9: 3rem;
  --dg-space-10: 4rem;

  /* Border radius */
  --dg-radius-sm: 0.375rem;
  --dg-radius-md: 0.5rem;
  --dg-radius-lg: 0.75rem;
  --dg-radius-xl: 1rem;
  --dg-radius-2xl: 1.5rem;
  --dg-radius-full: 9999px;

  /* Typography */
  --dg-font-sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --dg-font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --dg-text-xs: 0.75rem;
  --dg-text-sm: 0.875rem;
  --dg-text-base: 1rem;
  --dg-text-lg: 1.125rem;
  --dg-text-xl: 1.25rem;
  --dg-text-2xl: 1.5rem;
  --dg-text-3xl: 2rem;

  --dg-font-normal: 400;
  --dg-font-medium: 500;
  --dg-font-semibold: 600;
  --dg-font-bold: 700;

  --dg-leading-tight: 1.25;
  --dg-leading-snug: 1.375;
  --dg-leading-normal: 1.5;
  --dg-leading-relaxed: 1.625;

  /* Shadows - subtle and refined */
  --dg-shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --dg-shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --dg-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --dg-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --dg-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Borders */
  --dg-border-width: 1px;

  /* Transitions */
  --dg-transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Container */
  --dg-container-max: 80rem;
  --dg-container-padding: 1.5rem;

  /* Z-index scale */
  --dg-z-base: 0;
  --dg-z-dropdown: 1000;
  --dg-z-sticky: 1020;
  --dg-z-modal: 1040;
  --dg-z-tooltip: 1060;
}