/* ---------- Botón flotante de WhatsApp ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 58px; height: 58px;
  background: #25D366;
  color: var(--blanco);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  z-index: 600;
  transition: transform 0.2s;
}
.whatsapp-float:hover { transform: scale(1.08); }