.wa-float {
  position: fixed;
  right: max(16px, env(safe-area-inset-right));
  bottom: calc(90px + env(safe-area-inset-bottom));
  z-index: 10050;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.28);
  text-decoration: none;
}
.wa-float:hover,
.wa-float:focus {
  color: #fff;
  filter: brightness(1.06);
  outline: 3px solid #0b3d2c;
  outline-offset: 2px;
}
.wa-float svg {
  width: 30px;
  height: 30px;
  fill: currentColor;
}