/**
 * YN System Design System Variables
 * Light Mode Theme
 */

:root {
  /* === BRAND: Deep Maroon/Wine === */
  --primary-900: #4A0D1C;
  --primary-800: #6B0F2A;
  --primary-700: #8B1538;
  --primary-600: #A91D44;
  --primary-500: #C72550;
  --primary-400: #E23D67;
  --primary-300: #F06B8D;

  /* === LIGHT BACKGROUND === */
  --bg-50: #FFFFFF;
  --bg-100: #F8F9FA;
  --bg-200: #F1F3F5;
  --bg-300: #E9ECEF;
  --bg-400: #DEE2E6;
  --bg-500: #CED4DA;

  /* === SURFACES === */
  --surface-bg: #FFFFFF;
  --surface-bg-hover: #F8F9FA;
  --surface-bg-active: #F1F3F5;
  --surface-border: #E9ECEF;
  --surface-border-dark: #DEE2E6;

  /* === TEXT ON LIGHT === */
  --text-primary: #1A1A2E;
  --text-secondary: #495057;
  --text-muted: #6C757D;
  --text-disabled: #ADB5BD;

  /* === STATUS COLORS === */
  --success: #059669;
  --success-light: #10B981;
  --success-muted: rgba(5, 150, 105, 0.1);
  
  --warning: #D97706;
  --warning-light: #F59E0B;
  --warning-muted: rgba(217, 119, 6, 0.1);
  
  --error: #DC2626;
  --error-light: #EF4444;
  --error-muted: rgba(220, 38, 38, 0.1);
  
  --info: #2563EB;
  --info-light: #3B82F6;
  --info-muted: rgba(37, 99, 235, 0.1);

  /* === ACCENT (Warm complement to maroon) === */
  --accent: #D97706;
  --accent-light: #F59E0B;
  --accent-muted: rgba(217, 119, 6, 0.1);

  /* === TYPOGRAPHY === */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;

  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

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

  /* === SPACING === */
  --space-0: 0;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* === BORDERS === */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
  --radius-full: 9999px;

  /* === SHADOWS === */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-elevated: 0 10px 40px rgba(0, 0, 0, 0.12);
  --shadow-glow-primary: 0 0 40px rgba(139, 21, 56, 0.15);

  /* === TRANSITIONS === */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
  --transition-bounce: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* === Z-INDEX === */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-tooltip: 600;
  --z-toast: 700;

  /* === CONTAINER === */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;
}