:root {
  /* Color Palette */
  --primary-100: #e6f7ff;
  --primary-200: #bae7ff;
  --primary-300: #91d5ff;
  --primary-400: #69c0ff;
  --primary-500: #40a9ff;
  --primary-600: #1890ff;
  --primary-700: #096dd9;
  --primary-800: #0050b3;
  --primary-900: #003a8c;
  
  --secondary-100: #f6ffed;
  --secondary-200: #d9f7be;
  --secondary-300: #b7eb8f;
  --secondary-400: #95de64;
  --secondary-500: #73d13d;
  --secondary-600: #52c41a;
  --secondary-700: #389e0d;
  --secondary-800: #237804;
  --secondary-900: #135200;
  
  --neutral-100: #ffffff;
  --neutral-200: #f5f5f5;
  --neutral-300: #e8e8e8;
  --neutral-400: #d9d9d9;
  --neutral-500: #bfbfbf;
  --neutral-600: #8c8c8c;
  --neutral-700: #595959;
  --neutral-800: #262626;
  --neutral-900: #000000;
  
  --error: #ff4d4f;
  --warning: #faad14;
  --success: #52c41a;
  
  /* Typography */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --font-family-mono: 'SF Mono', SFMono-Regular, Consolas, 'Liberation Mono', Menlo, Courier, monospace;
  
  --font-size-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --font-size-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --font-size-md: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --font-size-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
  --font-size-xl: clamp(1.25rem, 1.125rem + 0.75vw, 1.5rem);
  --font-size-2xl: clamp(1.5rem, 1.3rem + 1vw, 1.875rem);
  --font-size-3xl: clamp(1.875rem, 1.7rem + 1.25vw, 2.25rem);
  --font-size-4xl: clamp(2.25rem, 2rem + 1.5vw, 3rem);
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-loose: 1.8;
  
  /* Spacing */
  --space-1: clamp(0.25rem, 0.2rem + 0.25vw, 0.375rem);
  --space-2: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
  --space-3: clamp(0.75rem, 0.6rem + 0.75vw, 1rem);
  --space-4: clamp(1rem, 0.8rem + 1vw, 1.5rem);
  --space-5: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --space-6: clamp(2rem, 1.6rem + 2vw, 3rem);
  --space-7: clamp(3rem, 2.4rem + 3vw, 4rem);
  --space-8: clamp(4rem, 3.2rem + 4vw, 6rem);
  
  /* Borders */
  --border-radius-sm: 4px;
  --border-radius-md: 6px;
  --border-radius-lg: 8px;
  --border-radius-xl: 12px;
  --border-radius-xxl: 16px;
  --border-radius-full: 9999px;
  
  --border-width-thin: 1px;
  --border-width-medium: 2px;
  --border-width-thick: 3px;
  
  /* 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), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition-