.wa-float{
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  background: transparent;
  color: #0b1b10;
  display: grid;
  place-items: center;
  text-decoration: none;
  box-shadow: none;
  z-index: 99999;
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}

.wa-float:hover{
  transform: translateY(-3px) scale(1.03);
  box-shadow: none;
  filter: brightness(1.05);
}

.wa-float__icon{
  width: 56px;
  height: 56px;
  display: block;
  object-fit: contain;
}

/* Ajuste mobile */
@media (max-width: 480px){
  .wa-float{
    width: 50px;
    height: 50px;
    right: 14px;
    bottom: 14px;
  }
  .wa-float__icon{ width: 50px; height: 50px; }
}