/* CSS Variables for consistent theming */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Sora:wght@600;700&display=swap');

:root {
    /* Colors - Blue and White Theme */
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #93c5fd;
    --secondary-color: #dbeafe;
    --secondary-dark: #1d4ed8;
    --accent-color: #0ea5e9;
    
    --text-primary: #111827;
    --text-secondary: #374151;
    --text-light: #6b7280;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f4f7fb;
    --bg-dark: #111827;
    
    --border-color: #e5e7eb;
    --shadow-light: rgba(0, 0, 0, 0.05);
    --shadow-medium: rgba(0, 0, 0, 0.1);
    --shadow-heavy: rgba(0, 0, 0, 0.2);
    
    /* Typography */
    --font-primary: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-secondary: 'Sora', 'Manrope', 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;
    
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Spacing */
    --spacing-xs: 0.25rem;    /* 4px */
    --spacing-sm: 0.5rem;     /* 8px */
    --spacing-md: 1rem;       /* 16px */
    --spacing-lg: 1.5rem;     /* 24px */
    --spacing-xl: 2rem;       /* 32px */
    --spacing-2xl: 3rem;      /* 48px */
    --spacing-3xl: 4rem;      /* 64px */
    --spacing-4xl: 6rem;      /* 96px */
    
    /* Layout */
    --container-max-width: 1200px;
    --container-padding: 1rem;
    
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms;
    --transition-base: 250ms;
    --transition-slow: 350ms;
    
    --transition-easing: cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Breakpoints (for reference in media queries) */
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    
    /* Z-index layers */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}