.brand-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.brand-group .brand {
  white-space: nowrap;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  padding: 2px;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f6f8fa;
}

.language-switch[hidden] {
  display: none;
}

.language-switch button {
  appearance: none;
  border: 0;
  border-radius: 4px;
  padding: 0.2rem 0.45rem;
  min-height: 28px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.78rem;
  line-height: 1.4;
  cursor: pointer;
}

.language-switch button[aria-pressed="true"] {
  color: var(--accent);
  background: #ffffff;
  box-shadow: 0 1px 3px rgba(24, 50, 74, 0.12);
  font-weight: 700;
}

.language-switch button:hover {
  color: var(--accent);
}

.language-switch button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

html[lang="zh-CN"] {
  --body: "Trebuchet MS", "Aptos", "Segoe UI", "PingFang SC", "Microsoft YaHei", Helvetica, Arial, sans-serif;
  --display: var(--body);
}

html[lang="zh-CN"] .lede,
html[lang="zh-CN"] .news-list,
html[lang="zh-CN"] .service-lines,
html[lang="zh-CN"] .paper-summary {
  line-height: 1.8;
}

@media (max-width: 720px) {
  .brand-group {
    width: 100%;
  }

  .language-switch button {
    min-height: 32px;
    min-width: 38px;
  }
}