.portal-switch {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 1200;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 15px;
  border: 1px solid #b95329;
  border-radius: 999px;
  background: #24272c;
  color: #fff;
  text-decoration: none;
  font: 700 13px/1.2 Arial, sans-serif;
  letter-spacing: .02em;
  box-shadow: 0 8px 24px rgba(0,0,0,.22);
}
.portal-switch:hover,
.portal-switch:focus-visible {
  background: #b95329;
  color: #fff;
  outline: none;
}
.portal-switch span {
  font-weight: 500;
  opacity: .8;
}
@media (max-width: 640px) {
  .portal-switch {
    right: 10px;
    bottom: 10px;
    padding: 10px 13px;
    font-size: 12px;
  }
}