/* ========== THEME VARIABLES ========== */
:root {
  --bg: #1f1f1f;
  --bg-gradient: linear-gradient(180deg, #1a1a1a, #2a2a2a);
  --card: #1f1f1f;
  --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: #b0b0b0;
  --muted: #666;
  --text: #222;
  --primary: #4f7cff;
  --danger: #e53935;
  --border: rgba(0,0,0,.10);
  --shadow: 0 10px 30px rgba(0,0,0,.08);
}

body.dark-mode {
  --bg-color: #121212;
  --text-color: #f1f1f1;
  --danger: #ff6b6b;
}

body.light-mode {
  --bg-color: #ffffff;
  --text-color: #000000;
  --danger: #e63946;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: background-color 0.3s, color 0.3s;
}