/* 全局CSS变量 */
:root {

  --text-primary: #222;
  --text-secondary: #555;
  --bg-primary: #f8f9fa;
  --bg-secondary: #e9ecef;
  --border-color: rgba(0,0,0,0.1);
  --glass-bg-light: rgba(255,255,255,0.15);
  --glass-border-light: 1px solid rgba(255,255,255,0.25);
  --primary-color: #4a89dc;
  --primary-hover: #3a79cc;
}

.dark {

  --text-primary: #ffffff;
  --text-secondary: #ffffff;
  --bg-primary: #1a1a1a;
  --bg-secondary: #2a2a2a;
  --border-color: rgba(255,255,255,0.1);
  --glass-bg-dark: rgba(0,0,0,0.3);
  --glass-border-dark: 1px solid rgba(0,0,0,0.4);
  --primary-color: #8a2be2;
  --primary-hover: #7b1fa2; 
  --button-primary-dark: #6a1b9a; 
  --button-bg-dark: rgba(138, 43, 226, 0.9); 
}