:root{
  --brand-primary: #2563eb;
  --brand-primary-700: #1d4ed8;
  --assistant-bubble-from: #ffffff;
  --assistant-bubble-to: #f9fafb;
  --user-bubble-from: #f0f7ff;
  --user-bubble-to: #eaf2ff;
  --user-bubble-border: #93c5fd;
  --link-color: #2F6E4B;
  --button-bg: #472518;
  --button-border: #472518;
  --focus-ring: rgba(37,99,235,0.2);
  --input-focus-border: #93c5fd;
  --bg: #F6F1EB;
  --text: #472518;
  --card-bg: #ffffff;
  --card-border: #472518;
  --bubble-bg: #f9fafb;
  --scrollbar: #e5e7eb;
  --button-text: #ffffff;
  --chat-bubble-border: #472518;
  --chat-bubble-bg: #F6F1EB;
}