/* variables.css */
:root {
  --bg: #1f1f1f;
  --bg-gradient: linear-gradient(180deg, #1a1a1a, #2a2a2a);
  --card: #2b2b2b;
  --muted: #b0b0b0;
  --text: #f3f3f3;
  --primary: #4f7cff;
  --danger: #ff4d4d;
  --border: rgba(255,255,255,.10);
  --shadow: 0 10px 30px rgba(0,0,0,.25);
}

body.light {
  --bg: #e9e9e9;
  --bg-gradient: linear-gradient(180deg, #f1f1f1, #e2e2e2);
  --card: #ffffff;
  --muted: #666;
  --text: #222;
  --primary: #4f7cff;
  --danger: #e53935;
  --border: rgba(0,0,0,.10);
  --shadow: 0 10px 30px rgba(0,0,0,.08);
}

/* Chat-specific variables */
:root {
  --bg-primary: #0f0f11;
  --bg-message-user: #2a2a2f;
  --bg-message-bot: #1a1a1e;
  --accent: #facc15;
  --accent-hover: #fde047;
  --accent-active: #eab308;
  --text-primary: #f1f1f3;
  --text-secondary: #a1a1aa;
  --text-muted: #6b7280;
  --border-strong: rgba(255,255,255,0.14);
  --glass: rgba(20,20,25,0.68);
  --glass-blur: blur(16px);
}