.lang-switch-btn {
  border-radius: 2rem !important;
  font-weight: 600;
  padding-left: 1.2em;
  padding-right: 1.2em;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  transition: background 0.2s, color 0.2s;
}
.lang-switch-btn:focus, .lang-switch-btn.active {
  outline: none;
  box-shadow: 0 0 0 0.2rem rgba(13,110,253,.25);
}
#language-switcher {
  background: rgba(255,255,255,0.95);
  border-radius: 2rem;
  padding: 0.3em 0.7em;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}