:root{--ga-gutter:clamp(24px,4vw,72px);--ga-head:88px;--ga-paper:#f2f2f0;--ga-muted:#969693;--ga-line:#242626}
html{scrollbar-gutter:stable}body{background:#000}
nav.ga-nav{position:fixed!important;inset:0 0 auto 0!important;z-index:99999!important;transform:none!important;opacity:1!important;box-sizing:border-box!important;width:100%!important;max-width:none!important;min-width:0!important;margin:0!important;padding:0 var(--ga-gutter)!important;height:var(--ga-head)!important;min-height:var(--ga-head)!important;max-height:var(--ga-head)!important;display:grid!important;align-items:center!important;grid-template-columns:160px minmax(0,1fr) auto!important;gap:24px!important;background:#000!important;border-bottom:1px solid var(--ga-line)!important;backdrop-filter:none!important;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif!important}
.ga-nav .ga-logo,.ga-nav .ga-logo:link,.ga-nav .ga-logo:visited{position:static!important;inset:auto!important;grid-column:1!important;grid-row:1!important;width:112px!important;height:44px!important;margin:0!important;padding:0!important;display:block!important;line-height:1!important;transform:none!important;translate:none!important}
.ga-nav .ga-header-logo{display:block!important;width:112px!important;height:44px!important;object-fit:contain!important;object-position:left center!important;max-width:none!important}
.ga-nav .ga-menu{position:static!important;inset:auto!important;grid-column:2!important;grid-row:1!important;transform:none!important;translate:none!important;margin:0!important;padding:0!important;width:auto!important;height:auto!important;display:flex!important;align-items:center!important;justify-content:center!important;gap:clamp(16px,1.8vw,30px)!important}
.ga-nav .ga-menu a{display:flex!important;flex-direction:column!important;justify-content:center!important;height:auto!important;min-height:0!important;padding:0!important;margin:0!important;line-height:1.1!important;gap:4px!important;border:0!important;white-space:nowrap!important;font-weight:400!important}
.ga-nav .ga-menu a:after{display:none!important}.ga-nav .cn{font-size:13px!important;color:#969693!important}.ga-nav .en{font-size:8px!important;letter-spacing:.08em!important;color:#666!important}
.ga-nav a.active .cn,.ga-nav a:hover .cn{color:#fff!important}
.ga-nav .ga-lang{position:static!important;inset:auto!important;grid-column:3!important;grid-row:1!important;width:200px!important;height:auto!important;transform:none!important;display:flex!important;align-items:center!important;justify-content:flex-end!important;gap:4px!important;margin:0!important;font-size:10px!important;white-space:nowrap!important}
.ga-nav #ga-header-ask{box-sizing:border-box!important;display:inline-flex!important;align-items:center!important;justify-content:center!important;height:38px!important;min-height:38px!important;max-height:38px!important;min-width:100px!important;padding:0 15px!important;margin:0 14px 0 0!important;border:1px solid #555!important;border-radius:24px!important;background:#000!important;color:#fff!important;font-size:10px!important;letter-spacing:0!important;text-decoration:none!important;box-shadow:none!important}
.ga-nav .ga-mobile-toggle{display:none!important}
.ga-interaction-field{position:fixed;inset:0;z-index:8;pointer-events:none;display:block;contain:strict}
@media(max-width:1150px){:root{--ga-head:76px}.ga-nav .ga-menu{display:none!important}nav.ga-nav{grid-template-columns:1fr auto auto!important;gap:12px!important;min-height:76px!important;max-height:76px!important}.ga-nav .ga-lang{grid-column:2!important;width:auto!important}.ga-nav .ga-mobile-toggle{position:static!important;inset:auto!important;grid-column:3!important;grid-row:1!important;display:block!important;margin:0!important;transform:none!important;width:28px!important}.ga-nav .ga-header-logo{width:104px!important}.ga-nav #ga-header-ask{min-width:88px!important;margin-right:8px!important}}
@media(prefers-reduced-motion:reduce){.ga-interaction-field{display:none}}

/* ga-ai-entry-emphasis-v1 */
.ga-nav #ga-header-ask{font-size:12px!important;font-weight:700!important;min-width:112px!important;height:40px!important;max-height:40px!important;border-color:#929292!important;letter-spacing:.015em!important}
@media(max-width:1150px){.ga-nav #ga-header-ask{font-size:11px!important;min-width:98px!important}}