/* CSS Variables - Design System */

:root {
  /* Colors - Customize these to match your brand */
  --color-primary: #060644;        /* Navy Blue - main brand color */
  --color-primary-dark: #000066;   /* Darker navy for hover states */
  --color-primary-light: #4169e1;  /* Royal blue - lighter variant */
  
  --color-secondary: #10b981;      /* Green - accent color */
  --color-secondary-dark: #059669;
  
  --color-dark: #171f2a;           /* Dark gray - headings */
  --color-text: #4b5563;           /* Medium gray - body text */
  --color-text-light: #6b7280;     /* Light gray - secondary text */
  
  --color-white: #ffffff;
  --color-bg-light: #f0f4ff;       /* Light navy tint background */
  --color-bg-gray: #e6ecff;        /* Medium navy tint background */
  --color-border: #d1deff;         /* Navy tinted border */
  
  --color-success: #10b981;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  
  /* Typography */
  --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --font-size-xs: 0.75rem;      /* 12px */
  --font-size-sm: 0.875rem;     /* 14px */
  --font-size-base: 1rem;       /* 16px */
  --font-size-lg: 1.125rem;     /* 18px */
  --font-size-xl: 1.25rem;      /* 20px */
  --font-size-2xl: 1.5rem;      /* 24px */
  --font-size-3xl: 1.875rem;    /* 30px */
  --font-size-4xl: 2.25rem;     /* 36px */
  --font-size-5xl: 3rem;        /* 48px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Spacing - Use these for margins and padding */
  --space-xs: 0.25rem;   /* 4px */
  --space-sm: 0.5rem;    /* 8px */
  --space-md: 1rem;      /* 16px */
  --space-lg: 1.5rem;    /* 24px */
  --space-xl: 2rem;      /* 32px */
  --space-2xl: 3rem;     /* 48px */
  --space-3xl: 4rem;     /* 64px */
  --space-4xl: 6rem;     /* 96px */
  --space-5xl: 8rem;     /* 128px */
  
  /* Container widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1400px;
  
  /* Border radius */
  --radius-sm: 0.25rem;  /* 4px */
  --radius-md: 0.5rem;   /* 8px */
  --radius-lg: 0.75rem;  /* 12px */
  --radius-xl: 1rem;     /* 16px */
  --radius-full: 9999px; /* Fully rounded */
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Z-index layers */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-modal: 1050;
  --z-tooltip: 1070;
}

/* Breakpoints - Use in media queries */
/* 
  Mobile: < 640px
  Tablet: 640px - 1023px
  Desktop: 1024px+
  Large Desktop: 1280px+
*/