:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--color-ink:#172b46;--color-primary:#176fc1;--color-primary-hover:#105a9e;--color-white:#fff;--color-canvas:#f7f8fb;--color-surface:#edf3f9;--color-accent:#7454a6;--color-muted:#566477;--color-border:#dee4ec;--color-placeholder:#cbd3df;--font-body:Arial, Helvetica, "PingFang SC", "Microsoft YaHei", sans-serif;--container-width:1200px;--page-gutter:48px;--radius-control:4px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{color:var(--color-ink);background:var(--color-white);font-family:var(--font-body);-webkit-font-smoothing:antialiased;margin:0}button,select{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button,select{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}button,h1,h2,p{margin:0}button{border:0}svg{flex-shrink:0}:focus-visible{outline:3px solid var(--color-accent);outline-offset:5px}[hidden]{display:none!important}.container{width:min(var(--container-width), calc(100% - 2 * var(--page-gutter)));margin-inline:auto}.site-shell{flex-direction:column;min-height:100svh;display:flex}.site-header{border-bottom:1px solid var(--color-border);background:var(--color-white)}.header-inner{justify-content:space-between;align-items:center;gap:32px;min-height:96px;display:flex}.wordmark{letter-spacing:-1.1px;font-size:28px;font-weight:700;line-height:1}.desktop-nav{align-self:stretch;gap:40px;margin-left:60px;display:flex}.nav-link{min-height:44px;color:var(--color-muted);align-items:center;padding-block:16px;font-size:15px;display:flex;position:relative}.nav-link:after{content:"";bottom:24px;background:0 0;height:2px;position:absolute;inset-inline:0}.nav-link:hover,.nav-link.is-active{color:var(--color-ink)}.nav-link.is-active{font-weight:700}.nav-link.is-active:after{background:var(--color-primary)}.header-actions{align-items:center;gap:32px;display:flex}.language-control{align-items:center;display:flex;position:relative}.language-control select{appearance:none;color:var(--color-ink);background:0 0;border:0;border-radius:4px;padding:12px 22px 12px 8px;font-size:14px}.language-control svg{pointer-events:none;position:absolute;inset-inline-end:4px}.button{border-radius:var(--radius-control);border:1px solid #0000;justify-content:center;align-items:center;gap:24px;min-height:52px;padding:14px 24px;font-size:16px;font-weight:600;line-height:1.3;transition:background-color .16s,border-color .16s;display:inline-flex}.button-primary{color:var(--color-white);background:var(--color-primary)}.button-primary:hover{background:var(--color-primary-hover)}.button-outline{color:var(--color-primary);border-color:var(--color-primary);background:0 0}.button-outline:hover{background:var(--color-surface)}.contact-desktop{min-height:44px;padding:10px 24px;font-size:14px}.menu-toggle,.mobile-nav{display:none}main{flex-direction:column;flex:1;display:flex}.hero-inner{padding-block:76px 78px}.eyebrow{color:var(--color-muted);letter-spacing:2px;text-transform:uppercase;align-items:center;gap:16px;margin-bottom:32px;font-size:12px;font-weight:500;line-height:1.5;display:flex}.eyebrow>span{background:var(--color-accent);border-radius:2px;width:48px;height:3px}h1{letter-spacing:-.045em;font-size:clamp(52px,5.5vw,76px);font-weight:700;line-height:1.05}h1>span{display:block}.hero-description{color:var(--color-muted);margin-block:22px 24px;font-size:21px;line-height:1.6}.content-placeholder{background:var(--color-surface);min-height:190px;padding-block:56px}.content-placeholder:focus{outline:none}.content-placeholder:focus-visible{outline:2px solid var(--color-accent);outline-offset:-2px}.section-label{letter-spacing:1.9px;text-transform:uppercase;color:var(--color-muted);font-size:12px;font-weight:500;line-height:1.5}.placeholder-lines{gap:12px;max-width:350px;margin-top:20px;display:grid}.placeholder-lines span{background:var(--color-placeholder);border-radius:3px;height:12px;display:block}.placeholder-lines span:last-child{width:72%}.page-breathing-space{flex:1;min-height:64px}.site-footer{border-top:1px solid var(--color-border)}.footer-inner{justify-content:space-between;align-items:center;gap:24px;min-height:88px;display:flex}.site-footer .wordmark{letter-spacing:-.8px;font-size:22px}.footer-links{align-items:center;gap:24px;display:flex}.footer-links button{min-height:44px;color:var(--color-muted);background:0 0;padding:12px 0;font-size:14px}.footer-links button:hover{color:var(--color-primary);text-underline-offset:4px;text-decoration:underline}.placeholder-dialog{border:1px solid var(--color-border);width:min(460px,100% - 40px);color:var(--color-ink);background:var(--color-white);border-radius:8px;padding:0}.placeholder-dialog::backdrop{background:#172b4659}.dialog-inner{padding:32px}.dialog-inner h2{letter-spacing:-.5px;font-size:26px}.dialog-inner p{color:var(--color-muted);margin-block:18px 28px;font-size:16px;line-height:1.7}.skip-link{z-index:10;color:var(--color-white);background:var(--color-ink);padding:12px 18px;position:fixed;top:12px;left:12px;transform:translateY(-180%)}.skip-link:focus{transform:translateY(0)}.sr-only{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}:lang(zh) h1{letter-spacing:-.025em;line-height:1.2}@media (min-width:1600px){.hero-inner{padding-block:100px}}@media (max-width:900px){:root{--page-gutter:32px}.desktop-nav{gap:28px;margin-left:0}.header-actions{gap:16px}.hero-inner{padding-block:68px}}@media (max-width:700px){:root{--page-gutter:28px}.header-inner{gap:16px;min-height:80px}.wordmark{font-size:26px}.desktop-nav,.contact-desktop{display:none}.header-actions{gap:18px}.menu-toggle{background:0 0;place-items:center;min-width:44px;min-height:44px;margin-right:-10px;padding:0;display:grid}.menu-lines{gap:5px;width:22px;display:grid}.menu-lines i{background:var(--color-ink);width:22px;height:1.5px;display:block}.menu-lines.is-open i:first-child{transform:translateY(6.5px)rotate(45deg)}.menu-lines.is-open i:nth-child(2){opacity:0}.menu-lines.is-open i:last-child{transform:translateY(-6.5px)rotate(-45deg)}.mobile-nav{border-top:1px solid var(--color-border);background:var(--color-canvas);padding-block:8px 24px;display:block}.mobile-nav .nav-link{width:fit-content;padding-block:16px;font-size:16px}.mobile-nav .nav-link:after{bottom:9px}.mobile-nav .button{min-height:44px;margin-top:12px}.hero-inner{min-height:530px;padding-block:64px 88px}.eyebrow{letter-spacing:1.55px;gap:12px;margin-bottom:28px;font-size:10px}.eyebrow>span{width:36px}h1{letter-spacing:-.047em;font-size:clamp(34px,10.25vw,56px);line-height:1.08}.hero-description{max-width:32ch;margin-block:24px 26px;font-size:17px;line-height:1.65}.button{min-height:52px;padding-inline:22px;font-size:15px}.content-placeholder{min-height:180px;padding-block:48px}.section-label{letter-spacing:1.6px;font-size:10px}.placeholder-lines{gap:10px;width:100%;max-width:330px}.placeholder-lines span{height:11px}.page-breathing-space{min-height:40px}.footer-inner{min-height:84px}.footer-links{gap:18px}.footer-links button{font-size:12px}.site-footer .wordmark{font-size:22px}}@media (max-width:350px){:root{--page-gutter:20px}.header-actions{gap:8px}h1{font-size:33px}.hero-inner{min-height:500px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important}}