/* Chinese font served locally under the SIL Open Font License. */
@font-face{font-family:LuniumChinese;src:url('/zh/fonts/LuniumChinese-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:LuniumChinese;src:url('/zh/fonts/LuniumChinese-Semibold.woff2') format('woff2');font-weight:600 900;font-display:swap}
:root{--sans:LuniumChinese,"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;--disp:LuniumChinese,"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif}
html[lang="zh-Hans"] body{font-family:var(--sans);line-height:1.75;word-break:normal;overflow-wrap:break-word}
html[lang="zh-Hans"] h1,html[lang="zh-Hans"] h2,html[lang="zh-Hans"] h3{font-family:var(--disp);letter-spacing:0;line-height:1.3}
html[lang="zh-Hans"] .eyebrow,html[lang="zh-Hans"] .tag{letter-spacing:.04em;line-height:1.6}
html[lang="zh-Hans"] code,html[lang="zh-Hans"] pre{font-family:ui-monospace,SFMono-Regular,Consolas,"PingFang SC","Microsoft YaHei",monospace;word-break:normal}
.zh-languages{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12px;white-space:nowrap}.zh-languages a{color:inherit}.zh-languages [aria-current="page"]{color:var(--ink,#eef0f6);font-weight:700}.zh-languages [lang="zh-Hans"]{letter-spacing:0}
.topbar{height:auto;min-height:72px}
.zh-table-scroll{max-width:100%;overflow-x:auto;overscroll-behavior-x:contain;margin:1rem 0}
@media(max-width:800px){html{scroll-padding-top:145px}.topbar-inner{flex-wrap:wrap;gap:8px;padding-block:10px}.toplinks{flex-wrap:wrap;gap:12px}.manual-section{scroll-margin-top:145px}}
@media(max-width:560px){.wrap>header{flex-wrap:wrap;align-items:center;row-gap:10px}.wrap>header b{white-space:nowrap}.wrap>header nav{margin-left:0;flex-wrap:wrap;gap:14px}.wrap>header nav a{white-space:nowrap}.wrap>header>.zh-languages{flex-basis:100%;gap:12px}}
@media(max-width:520px){.nav-cta>.zh-languages{display:none}.mobile-menu-language .zh-languages{display:flex}.topbar-inner{flex-wrap:wrap;gap:8px;padding-block:10px}.toplinks{gap:12px;flex-wrap:wrap}.nav-in{gap:10px}.hero .h1{font-size:clamp(34px,9vw,64px)}}