/* Language toggle (VI | EN) in the header. Behavior lives in js/lang-switch.js. */
.lang-switch {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(10, 51, 25, 0.15);
  border-radius: 999px;
  padding: 3px;
  background: #ffffff;
}

.lang-switch .lang-btn {
  border: 0;
  background: transparent;
  color: #0c4123;
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.5px;
  padding: 7px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.lang-switch .lang-btn:hover {
  background: rgba(82, 189, 148, 0.15);
}

.lang-switch .lang-btn.active {
  background: var(--primary);
  color: #ffffff;
}

.lang-switch .lang-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

@media (max-width: 575px) {
  .lang-switch .lang-btn {
    padding: 6px 10px;
  }
}