.whatsapp-float {
  position: fixed;
  left: 1.5rem;
  bottom: 1.5rem;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background-color: #25d366;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.whatsapp-float:hover {
  transform: scale(1.06);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.whatsapp-float-icon {
  font-size: 1.75rem;
  line-height: 1;
  display: block;
}

@media (max-width: 480px) {
  .whatsapp-float {
    left: 1rem;
    bottom: 1rem;
    width: 3.25rem;
    height: 3.25rem;
  }

  .whatsapp-float-icon {
    font-size: 1.625rem;
  }
}