/* ---------- Language toggle (EN / 中文) ---------- */
[data-lang="en"] {
  display: none;
}

html.lang-en [data-lang="zh"] {
  display: none;
}

html.lang-en [data-lang="en"] {
  display: inline;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
  margin-left: 20px;
}

.lang-toggle-btn {
  background: none;
  border: none;
  padding: 2px;
  font: inherit;
  font-weight: 600;
  color: #b3b3b3;
  cursor: pointer;
  transition: color 0.2s ease;
}

.lang-toggle-btn.active {
  color: var(--gold);
}

.lang-toggle-sep {
  color: #d8d8d8;
}

.lang-toggle-mobile {
  margin: 0 24px 16px;
  font-size: 16px;
}