:root {
  --color-primary: #1D1D58;
  --color-primary-hover: #292978;
  --color-primary-light: #ECECF7;
  --color-secondary: #F79900;
  --color-secondary-hover: #E08B00;
  --color-secondary-light: #FFF6E6;

  --color-bg-app: #F5F6FA;
  --color-bg-card: #FFFFFF;
  --color-bg-sidebar: #FFFFFF;
  --color-bg-hover: #F0F2F7;

  --color-text-main: #1A1C23;
  --color-text-muted: #6B7280;
  --color-text-inverse: #FFFFFF;

  --color-border: #E5E7EB;
  --color-border-focus: #1D1D58;

  --color-danger: #DC2626;
  --color-danger-light: #FEE2E2;
  --color-success: #16A34A;
  --color-success-light: #DCFCE7;

  --font-family-main: 'Microsoft YaHei UI', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}