body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  transition: background 0.3s, color 0.3s;
}

.content {
  padding: 20px;
  line-height: 1.6;
}

#toggleMode {
  position: fixed;
  top: 10px;
  right: 10px;
  z-index: 1000;
  padding: 10px 15px;
  border: none;
  border-radius: 5px;
  background: #444;
  color: white;
  cursor: pointer;
}

/* Mode dyslexique */
body.dyslexic {
  background: #222;
  color: #000000;
  letter-spacing: 0.05em;
  line-height: 1.8;
  font-family: 'OpenDyslexic', Arial, sans-serif;
}


/* Overlay sombre */
#overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  display: none;
  z-index: 998;
}

/* Fenêtre rectangulaire */
#zoom-rect {
  position: absolute;
  width: 90vw;   /* largeur fenêtre */
  height: 150px;  /* hauteur fenêtre */
  overflow: hidden;
  border: 3px solid rgb(0, 0, 0);
  pointer-events: none;
  display: none;
  z-index: 999;
  background: #22222242; /* fond identique au mode */
}

#zoom-content {
  position: absolute;
  transform: scale(2); /* facteur de zoom */
  transform-origin: top left;
}