:root {
  --background: #ffffff;
  --foreground: #171717;
  
  /* Primary Colors - Indigo based (Default) */
  --primary: #4f46e5;       /* 600 */
  --primary-hover: #4338ca; /* 700 */
  --ant-primary: #6366f1;   /* 500 */
  --brand-accent: #3b82f6;
  /* tip: --ant-primary必须也在 app\layout.tsx 注册过 */

  /* Primary Palette (Indigo) */
  --primary-50: #eef2ff;
  --primary-80: #e8ebfe;
  --primary-100: #e0e7ff;
  --primary-200: #c7d2fe;
  --primary-300: #a5b4fc;
  --primary-400: #818cf8;
  --primary-500: #6366f1;
  --primary-600: #4f46e5;
  --primary-700: #4338ca;
  --primary-800: #3730a3;
  --primary-900: #312e81;
  --primary-950: #1e1b4b;

  /* Grays */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --gray-950: #030712;

  /* Warning Colors (extracted from layout.tsx) */
  --warning-bg: #fffbe6;
  --warning-text: #3f3f3f;
  --warning-border: #ffe58f;

  /*Special Colors*/
  --sidebar: #ffffff;
  --message-bg: #ffffff;
}