.trn-switcher-banner {
  padding: .5rem .75rem;
  border-radius: 9999px;
  background: #0b5e8f; /* match your header palette */
  color: #fff;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
  margin-top: 20px;
  margin-bottom: 10px;
}
.trn-switcher-banner a {
  color: #fff;
  text-decoration: underline;
}
.trn-switcher-banner .sep {
  opacity: .5;
  padding: 5px;
}
.trn-switcher-muted {
  opacity: .9;
  font-weight: 500;
}