:root {
    /* Colors - Modern palette */
    --primary: #0658CC;
    --primary-dark: #0449A6;
    --primary-light: #3B7FE8;
    --primary-rgb: 6, 88, 204;
    
    --secondary: #FF6B6B;
    --secondary-dark: #E55555;
    --secondary-light: #FF8787;
    
    --accent: #4ECDC4;
    --accent-dark: #3BB8AF;
    --accent-light: #6DD5CE;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-hero: linear-gradient(135deg, #0658CC 0%, #3B7FE8 50%, #667eea 100%);
    
    /* Text colors */
    --text-primary: #1a1a1a;
    --text-secondary: #606266;
    --text-light: #909399;
    --text-white: #ffffff;
    
    /* Background colors - Clean white theme */
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --bg-tertiary: #f5f5f5;
    --bg-dark: #1B1B1B;
    --bg-darker: #0f0f0f;
    
    /* Border colors - Lighter borders for white theme */
    --border-light: #f0f0f0;
    --border-medium: #e0e0e0;
    --border-dark: #d0d0d0;
    
    /* Shadows - Modern elevation */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 32px rgba(0, 0, 0, 0.12);
    --shadow-2xl: 0 24px 48px rgba(0, 0, 0, 0.14);
    --shadow-colored: 0 8px 32px rgba(6, 88, 204, 0.15);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-slower: 500ms ease;
    
    /* Z-index */
    --z-negative: -1;
    --z-normal: 1;
    --z-tooltip: 10;
    --z-dropdown: 20;
    --z-sticky: 30;
    --z-fixed: 40;
    --z-modal-backdrop: 50;
    --z-modal: 60;
    --z-popover: 70;
    --z-notification: 80;
    
    /* Font weights */
    --font-light: 300;
    --font-regular: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;
    
    /* Breakpoints */
    --breakpoint-xs: 480px;
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    --breakpoint-2xl: 1536px;
}

/* Keep light theme even in dark mode for now */