.commercial-whatsapp {
  position: fixed;
  right: max(24px, env(safe-area-inset-right));
  bottom: max(var(--commercial-whatsapp-offset, 24px), env(safe-area-inset-bottom));
  z-index: 100;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  min-height: 56px;
  padding: 14px 20px;
  border: 1px solid #ffffff80;
  border-radius: 999px;
  background: #128c48;
  color: #fff;
  box-shadow: 0 6px 24px #101a3c26;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
}
.commercial-whatsapp svg { width: 26px; height: 26px; flex: none; }
.commercial-whatsapp:hover { background: #107c40; }
.commercial-whatsapp:focus-visible { outline: 3px solid #101a3c; outline-offset: 4px; }
@media (max-width: 680px) {
  .commercial-whatsapp {
    right: max(16px, env(safe-area-inset-right));
    bottom: max(var(--commercial-whatsapp-offset, 20px), env(safe-area-inset-bottom));
    width: 56px;
    height: 56px;
    padding: 14px;
  }
  .commercial-whatsapp span { display: none; }
}