.toto-chat {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 300px;
  background: #1B365D; /* Azul profundo del manual */
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.5);
  padding: 10px;
  display: none; /* Oculto hasta clic */
  z-index: 1000;
}
.toto-chat.open { display: block; }
.toto-bubble {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #FF6B35; /* Naranja vibrante */
  color: white;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
}
.toto-bubble:hover { background: #FFD700; } /* Oro en hover */
.btn-alquimia { background: #FF6B35; color: white; }
.btn-alquimia:hover { background: #FFD700; }
.toto-response { max-height: 150px; overflow-y: auto; color: #FFD700; }