.language-switcher {
  display: flex;
  align-items: center;
  gap: 3px;
  padding: 4px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  backdrop-filter: blur(14px);
}

.language-switcher button {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  opacity: .68;
  filter: saturate(.78);
  transition: .2s;
  padding: 3px;
}

.language-switcher button img {
  width: 25px;
  height: 25px;
  display: block;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.5), 0 2px 5px rgba(0,0,0,.24);
}

.language-switcher button:hover {
  opacity: 1;
  background: rgba(255,255,255,.12);
  transform: translateY(-1px);
}

.language-switcher button.active {
  opacity: 1;
  filter: none;
  background: rgba(255,255,255,.95);
  box-shadow: 0 3px 10px rgba(0,0,0,.18);
}

@media (max-width: 700px) {
  .site-header { padding-left: 14px; padding-right: 14px; }
  .site-header .brand { font-size: 1.08rem; }
  .site-header .brand img { width: 38px; height: 38px; }
  .language-switcher { margin-left: auto; }
  .language-switcher button { width: 27px; height: 27px; padding: 2px; }
  .language-switcher button img { width: 23px; height: 23px; }
}