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.i18n-primary,.i18n-secondary{display:block}
.i18n-secondary{font-size:.82em;line-height:1.65;margin-top:4px;opacity:.84;letter-spacing:0}
html[data-language="zh"] .i18n-en,html[data-language="en"] .i18n-zh{display:none}
html[data-language="zh"] .i18n-zh,html[data-language="en"] .i18n-en{font-size:inherit;line-height:inherit;opacity:1;margin-top:0;letter-spacing:inherit}
.masthead nav{margin-left:auto;gap:26px}
.language-switch{display:flex;border:1px solid var(--line);align-self:center;flex-shrink:0}
.language-switch button{min-height:36px;border:0;background:transparent;color:var(--paper);font-size:10px;padding:7px 9px;white-space:nowrap}
.language-switch button[aria-pressed="true"]{color:var(--blue);background:var(--paper)}
.language-switch button:hover{background:var(--pale);color:var(--blue)}
.button .i18n-copy{flex:1}
.preview-tabs{gap:22px}
.preview-tabs button{text-align:left}
.timeline button .i18n-copy{flex:1}
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.demo-content{min-height:300px}
html[data-language="both"] .demo-content{min-height:360px}
.source-label .eyebrow .i18n-copy{display:block}
.hero-facts>span{min-width:0}
.note-footer{font-size:9px}
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.mode-switch button .i18n-copy{text-align:center}
.feature-label .i18n-secondary{font-size:9px}
.terminal pre{font-family:var(--mono),"Microsoft YaHei","Noto Sans CJK SC",sans-serif}
.terminal-head>span{max-width:60%}
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.footer-links{gap:20px}
.doc-main{padding-block:65px 85px;max-width:1050px}
.doc-main h1{font-size:38px;font-weight:400;line-height:1.45;margin:0 0 35px}
.doc-main h2{font-size:23px;line-height:1.55;font-weight:400;margin:38px 0 16px;padding-bottom:14px;border-bottom:1px solid var(--line)}
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.doc-main .license-text{white-space:pre-wrap;font-size:12px;color:var(--paper);line-height:1.8}
@media(max-width:1050px){.masthead{flex-wrap:wrap;height:auto;padding-block:18px;gap:15px}.masthead nav{order:3;width:100%;margin-left:0;justify-content:space-between}.language-switch{margin-left:auto}.hero{gap:35px}.hero-actions{flex-wrap:wrap}.hero-description{max-width:100%}.data-panel{grid-template-columns:1fr}.data-flow{max-width:650px;width:100%}}
@media(max-width:780px){.language-switch button{font-size:10px;padding:7px 6px}.masthead nav{gap:15px}.masthead nav a{font-size:11px}.hero .eyebrow{font-size:9px}.hero-facts{gap:12px;font-size:8px}.source-label{margin-inline:0;gap:9px}.source-label p{font-size:11px}.source-label .eyebrow{font-size:8px}.note-preview h2{font-size:25px}.note-preview h2 .i18n-secondary{font-size:16px}.preview-tabs{gap:18px}.timeline button{gap:9px}.note-footer{font-size:8px}.note-footer>span{max-width:100%}.section-heading h2 .i18n-secondary{font-size:23px}.reader-feature h3 .i18n-secondary{font-size:21px}.terminal-head{align-items:flex-start}.terminal-head>span{max-width:60%}.footer-links{flex-wrap:wrap}.doc-main{padding-block:42px}.doc-main h1{font-size:29px}.doc-main h2{font-size:21px}.doc-main pre{padding:15px}}
@media(max-width:390px){.masthead nav a:first-child{display:block}.brand{font-size:23px}.brand img{width:26px;height:26px}.masthead{gap:10px}.language-switch button{font-size:9px;padding:7px 5px}.hero-actions{gap:20px}.hero-facts{font-size:7px}.note-preview{padding-inline:17px}.preview-tabs{gap:15px}.preview-tabs button{font-size:11px}.data-flow{gap:4px}.mode-switch{max-width:100%}.mode-switch button{padding:9px 12px}.source-label>span:last-child{font-size:20px}.source-label p .i18n-secondary{font-size:9px}.figure-bar{overflow-wrap:anywhere}}

.hero-slogan-en{display:block}.hero-slogan-zh{display:block;font-size:23px;line-height:1.4;letter-spacing:1px;margin-top:18px}.zh-slogan-break{display:none}html[data-language="zh"] .hero-slogan-zh{font-size:clamp(62px,7vw,94px);line-height:1.2;letter-spacing:3px;margin:0}html[data-language="zh"] .zh-slogan-break{display:inline}@media(max-width:780px){html[data-language="zh"] .hero-slogan-zh{font-size:74px}}