.rotaryair-wa {
  display: inline-flex;
  position: fixed;
  z-index: 100;
  right: 22px;
  bottom: 22px;
  width: auto;
  height: 56px;
  align-items: center;
  gap: 10px;
  padding: 0 18px 0 14px;
  border-radius: 999px;
  background: #25d366;
  box-shadow: 0 12px 34px rgba(17, 95, 47, .28);
  color: #fff;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.rotaryair-wa:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 16px 38px rgba(17, 95, 47, .34); }
.rotaryair-wa svg { width: 29px; height: 29px; fill: #fff; }
.rotaryair-wa span { color: #fff; font: 600 12px/1.2 Montserrat, sans-serif; white-space: nowrap; }
@media (max-width: 520px) {
  .rotaryair-wa { right: 12px; bottom: 12px; height: 48px; padding: 0 14px 0 11px; gap: 8px; }
  .rotaryair-wa svg { width: 25px; height: 25px; }
  .rotaryair-wa span { font-size: 11px; }
}