/* ============================================================
   Modern Harmony Design Tokens
   Scenario Comparison Dashboard v1
   ============================================================ */

:root {
  /* Typography */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 11px;
  --font-size-sm: 13px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 32px;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;

  /* Primary */
  --color-primary: #7B2D8E;
  --color-primary-light: #9B59B6;
  --color-primary-dark: #5B1F6A;
  --color-primary-bg: #F5EDF8;

  /* Secondary / Teal */
  --color-secondary: #00B4D8;
  --color-secondary-light: #48CAE4;
  --color-secondary-dark: #0096B7;
  --color-secondary-bg: #E8F8FB;

  /* Neutral */
  --color-background: #F4F5F7;
  --color-surface: #FFFFFF;
  --color-surface-hover: #FAFAFA;
  --color-text-primary: #1A1A2E;
  --color-text-secondary: #6B7280;
  --color-text-tertiary: #9CA3AF;
  --color-border: #E5E7EB;
  --color-border-light: #F0F0F0;
  --color-divider: #E5E7EB;

  /* Semantic */
  --color-success: #10B981;
  --color-success-bg: #ECFDF5;
  --color-warning: #F59E0B;
  --color-warning-bg: #FFFBEB;
  --color-error: #EF4444;
  --color-error-bg: #FEF2F2;
  --color-info: #3B82F6;
  --color-info-bg: #EFF6FF;

  /* Data Visualization - Scenario Colors */
  --chart-scenario-a: #7B2D8E;
  --chart-scenario-a-light: rgba(123, 45, 142, 0.15);
  --chart-scenario-b: #00B4D8;
  --chart-scenario-b-light: rgba(0, 180, 216, 0.15);
  --chart-scenario-b-text: #0E7490; /* WCAG AA: ~4.9:1 on white */

  /* Chart palette */
  --chart-color-1: #7B2D8E;
  --chart-color-2: #00B4D8;
  --chart-color-3: #F59E0B;
  --chart-color-4: #10B981;
  --chart-color-5: #EF4444;
  --chart-color-6: #6366F1;
  --chart-color-7: #EC4899;
  --chart-color-8: #8B5CF6;

  /* Spacing */
  --space-2xs: 2px;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;
  --space-3xl: 48px;

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

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.08), 0 4px 6px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
}