/* Small shared language control; preserve the existing black/white/green site. */
.language-switch{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;min-width:44px;min-height:38px;padding:8px 10px;border:1px solid currentColor;border-radius:3px;color:inherit;font:500 12px/1.1 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;white-space:nowrap;text-decoration:none;letter-spacing:.02em}
.language-switch:hover{color:#72d67e;background:#1b7d2c22}.language-switch:focus-visible{outline:2px solid #72d67e;outline-offset:4px}
.inner-header>.language-switch{margin-left:-8px}.header>.language-switch{margin-left:18px;margin-right:18px}
html[lang="zh-CN"]{--display:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif}
html[lang="zh-CN"] body,html[lang="zh-CN"] button,html[lang="zh-CN"] input,html[lang="zh-CN"] select,html[lang="zh-CN"] textarea{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif}
html[lang="zh-CN"] h1,html[lang="zh-CN"] h2,html[lang="zh-CN"] h3,html[lang="zh-CN"] .workspace-preview-title{font-family:var(--display);letter-spacing:-.025em;line-height:1.18;font-weight:600;text-transform:none;overflow-wrap:break-word}
html[lang="zh-CN"] h1{font-size:clamp(48px,6.1vw,100px)}
html[lang="zh-CN"] .hero h1{font-size:clamp(64px,7.4vw,126px);line-height:1.16;letter-spacing:-.035em}
html[lang="zh-CN"] .hero-copy{width:74%}
html[lang="zh-CN"] .inner-hero h1,html[lang="zh-CN"] .directory-heading h1,html[lang="zh-CN"] .guide-header h1{font-size:clamp(48px,6.1vw,100px);line-height:1.18}
html[lang="zh-CN"] h2{font-size:clamp(34px,4.5vw,74px)}
html[lang="zh-CN"] h3{font-size:clamp(26px,2.7vw,42px)}
html[lang="zh-CN"] .hero-description,html[lang="zh-CN"] p{line-height:1.85}
html[lang="zh-CN"] .micro,html[lang="zh-CN"] .eyebrow,html[lang="zh-CN"] .side-note{letter-spacing:.08em}
html[lang="zh-CN"] .service-selector strong{font-family:var(--display);font-size:clamp(32px,3.5vw,52px)}
html[lang="zh-CN"] .service-caption h3,html[lang="zh-CN"] .flow-detail h3{font-size:clamp(30px,3.1vw,48px)}
html[lang="zh-CN"] .map-card-title,html[lang="zh-CN"] .map-card-sub,html[lang="zh-CN"] .coverage-map text,html[lang="zh-CN"] .mini-china text{font-family:var(--display)}
@media(max-width:1100px){.inner-header{gap:15px}.inner-header>.language-switch{margin-left:0}.header>.language-switch{margin-left:10px;margin-right:10px}}
@media(max-width:850px){.inner-header>.language-switch{margin-left:auto}.inner-header>.inner-menu-toggle{margin-left:0}}
@media(max-width:760px){.language-switch{min-width:42px;min-height:36px;font-size:12px;padding:7px 9px}.header>.language-switch{margin-left:auto;margin-right:18px}.header .menu-toggle{gap:8px}html[lang="zh-CN"] .hero-copy{width:100%;padding-top:150px}html[lang="zh-CN"] .hero h1{font-size:clamp(51px,12vw,78px);line-height:1.2}html[lang="zh-CN"] .hero-description{max-width:310px}html[lang="zh-CN"] .inner-hero h1,html[lang="zh-CN"] .directory-heading h1,html[lang="zh-CN"] .guide-header h1{font-size:clamp(40px,10.5vw,66px)}html[lang="zh-CN"] h2{font-size:clamp(30px,8.1vw,46px)}html[lang="zh-CN"] h3{font-size:26px}html[lang="zh-CN"] .service-caption h3,html[lang="zh-CN"] .flow-detail h3{font-size:31px}html[lang="zh-CN"] .contact h2{font-size:clamp(42px,10vw,64px)}html[lang="zh-CN"] .service-selector strong{font-size:34px}}
@media(max-width:760px){html[lang="zh-CN"] h1{font-size:clamp(40px,10.5vw,66px)}}