/* Botón flotante */
.bpw-floating-button, .bpw-launcher {
  width: 70px !important;
  height: 70px !important;
  background-color: #1a73e8 !important;
  border-radius: 50% !important;
  box-shadow: 0 8px 20px rgba(0,0,0,.25) !important;
}

/* Header del chat */
.bpw-header {
  background: #0f172a !important;
  color: #ffffff !important;
}

/* Burbujas de usuario */
.bpw-from-user .bpw-chat-bubble {
  background: #1a73e8 !important;
  color: #ffffff !important;
}