/**
 * Design Tokens for Housing Accounting System
 * These CSS custom properties define the design system foundation
 * Use these tokens throughout all CSS files for consistency
 */

:root {
  --color-primary: #177dff;
  --color-primary-hover: #1366d6;
  --color-primary-active: #0f52b0;
  --color-primary-light: #e8f2ff;
  --color-primary-subtle: #f0f7ff;

  --color-success: #1f9d46;
  --color-success-hover: #1a8540;
  --color-success-light: #e8f9ed;
  --color-success-subtle: #f0fdf4;

  --color-warning: #f9b115;
  --color-warning-hover: #e5a312;
  --color-warning-light: #fef3d6;
  --color-warning-subtle: #fffbeb;

  --color-danger: #b42318;
  --color-danger-hover: #991f10;
  --color-danger-light: #fde8e6;
  --color-danger-subtle: #fef2f1;

  --color-info: #0ea5e9;
  --color-info-hover: #0c8ac9;
  --color-info-light: #e0f5fd;
  --color-info-subtle: #f0f9ff;

  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  --color-text-primary: var(--color-gray-900);
  --color-text-secondary: var(--color-gray-600);
  --color-text-muted: var(--color-gray-400);
  --color-text-inverse: #ffffff;

  --color-bg-primary: #ffffff;
  --color-bg-secondary: var(--color-gray-50);
  --color-bg-tertiary: var(--color-gray-100);

  --color-border-default: var(--color-gray-200);
  --color-border-focus: var(--color-primary);
  --color-border-subtle: var(--color-gray-200);

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  --font-family-base: "Public Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-family-mono: "SF Mono", Monaco, "Cascadia Code", monospace;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);

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

@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
  }
}