/* Smart Reports Design System Tokens */

:root {
  /* Colors */
  --color-primary: #667eea;
  --color-primary-dark: #5568d3;
  --color-primary-light: #8fa4f5;
  --color-success: #27ae60;
  --color-success-dark: #229954;
  --color-warning: #f39c12;
  --color-warning-dark: #d68910;
  --color-danger: #e74c3c;
  --color-danger-dark: #c0392b;
  --color-info: #3498db;
  --color-info-dark: #2980b9;
  
  /* Text Colors */
  --color-text: #2c3e50;
  --color-text-light: #7f8c8d;
  --color-text-muted: #95a5a6;
  
  /* Background Colors */
  --color-bg: #ffffff;
  --color-bg-light: #f8f9fa;
  --color-bg-dark: #ecf0f1;
  
  /* Spacing (4px base) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  
  /* Typography */
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Courier New", Courier, monospace;
  
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 30px;
  
  /* Borders */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px rgba(0,0,0,0.15);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
}

/* Dark mode support (future) */
@media (prefers-color-scheme: dark) {
  :root {
    --color-text: #ecf0f1;
    --color-text-light: #bdc3c7;
    --color-bg: #2c3e50;
    --color-bg-light: #34495e;
    --color-bg-dark: #1e2a35;
  }
}