.language-switch{display:inline-flex;align-items:center;gap:7px;font-size:13px;white-space:nowrap}.language-switch a{min-height:44px;display:inline-flex;align-items:center;color:#0066cc}.language-switch a[aria-current="page"]{color:#1d1d1f;font-weight:700;text-decoration:underline;text-underline-offset:4px}html[lang="zh-CN"] body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Arial,sans-serif}html[lang="zh-CN"] h1,html[lang="zh-CN"] h2,html[lang="zh-CN"] h3{letter-spacing:-.04em}@media(max-width:850px){nav{gap:12px}.language-switch{order:-1}}@media(max-width:420px){header{align-items:center}.language-switch{gap:5px}.language-switch a{font-size:13px}}