.site-languages{position:relative;flex-shrink:0;font:12px/1.5 Arial,Helvetica,sans-serif;z-index:30;margin:0}
.site-languages summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;min-width:52px;min-height:42px;padding:8px;border:1px solid var(--line,#d7d1c5);border-radius:3px;background:var(--paper,#f6f2e9)}
.site-languages summary::-webkit-details-marker{display:none}
.site-languages summary>span:first-child{font-size:21px;line-height:1}
.language-chevron{font:15px/1 Arial,sans-serif;color:var(--muted,#68685f)}
.site-languages[open] summary{border-color:var(--wine,#743c3e)}
.site-languages .language-options,.top .site-languages .language-options{position:absolute;right:0;top:calc(100% + 8px);display:flex;flex-direction:column;align-items:stretch;gap:2px;width:165px;min-width:165px;margin:0;padding:7px;border:1px solid var(--line,#d7d1c5);border-radius:4px;background:var(--paper,#f6f2e9);box-shadow:0 10px 26px #292b271a}
.site-languages:not([open]) .language-options{display:none}
.site-languages a{display:block;padding:10px 12px;border-radius:2px;text-decoration:none;white-space:nowrap;color:inherit;font:12px/1.5 Arial,sans-serif}
.site-languages a[aria-current=true]{color:var(--wine,#743c3e);background:#743c3e0c}
.site-languages a:hover{background:#743c3e18}
.site-languages summary:focus-visible,.site-languages a:focus-visible{outline:3px solid var(--wine,#743c3e);outline-offset:3px}
.top header{gap:18px;flex-wrap:wrap;padding-top:20px;padding-bottom:20px}.top header>nav{gap:18px;margin-left:auto}
.translation-notice{font:12px/1.7 Arial,sans-serif;color:var(--muted,#68685f);max-width:900px;margin:22px auto 0;padding:0 20px}
.night .site-languages a[aria-current=true]{color:#e0ae98}.night .translation-notice{color:#c4bfb4}body>header:has(.back){gap:18px;flex-wrap:wrap}
@media(max-width:760px){body>header:has(.back){height:auto;min-height:84px;padding:18px 20px;gap:16px}.top header{position:relative;align-items:flex-start;padding-top:22px}.top header>.brand{padding-right:65px}.top header>.site-languages{position:absolute;right:0;top:18px}.top header>nav{width:100%;margin-left:0;gap:14px}.top nav .nav-download{margin-left:0}.translation-notice{margin-top:20px}}
@media print{.site-languages{display:none}}
/* Chinese uses native CJK fonts and normal character spacing for readable wrapping. */
html:lang(zh-Hans) body{font-family:"Noto Serif CJK SC","Songti SC",SimSun,serif}
html:lang(zh-Hans) .eyebrow,html:lang(zh-Hans) .lead,html:lang(zh-Hans) h1,html:lang(zh-Hans) h2,html:lang(zh-Hans) .prose{letter-spacing:normal;word-break:normal;overflow-wrap:anywhere}
html:lang(zh-Hans) .prose{line-height:1.9}