:root{--paper:#fff;--wash:#f6f8fc;--ink:#202c42;--muted:#626e82;--blue:#2856ce;--line:#dfe5ef;--soft-blue:#edf2fc;--max:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:108px}body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,summary{font:inherit}img{display:block;max-width:100%;object-fit:contain}a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:6px;border-radius:3px}::selection{background:#dbe6ff;color:#163b93}.container{width:min(var(--max),calc(100% - 112px));margin-inline:auto}.section{padding-block:100px}h1,h2,h3,p{margin:0}h2{font-size:clamp(30px,3vw,42px);line-height:1.5;font-weight:650;letter-spacing:-1px}h3{font-weight:600}.blue{color:var(--blue)}.skip-link{position:fixed;left:16px;top:-80px;background:var(--blue);color:white;padding:12px 20px;z-index:100}.skip-link:focus{top:12px}.header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}.header-inner{height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:14px}.brand img{width:48px;height:48px}.brand-name{font-size:20px;font-weight:650;line-height:1.35;letter-spacing:2px}.brand-en{display:block;font-size:10px;letter-spacing:3px;font-weight:500;color:var(--muted);margin-top:3px}.desktop-nav{display:flex;gap:35px;align-items:center;font-size:14px}.desktop-nav>a{padding-block:10px;transition:color .2s}.desktop-nav>a:hover,.text-link:hover,.back-top:hover{color:var(--blue)}.desktop-nav .nav-contact{border:1px solid var(--line);padding:9px 17px;display:flex;gap:25px;border-radius:5px}.nav-contact:hover{border-color:var(--blue)}.mobile-menu{display:none}.hero{padding-block:82px 60px;display:grid;grid-template-columns:1.12fr 1fr;gap:40px;align-items:center}.eyebrow,.section-label{font-size:11px;letter-spacing:2px;font-weight:600;display:flex;align-items:center;gap:11px;color:var(--blue)}.status-dot{height:7px;width:7px;background:var(--blue);border-radius:50%}.hero h1{font-size:clamp(44px,4.7vw,67px);line-height:1.35;letter-spacing:-2px;font-weight:650;margin-top:25px}.hero-description{color:var(--muted);font-size:16px;line-height:2;margin-top:24px}.hero-actions{display:flex;align-items:center;gap:28px;margin-top:34px}.button{display:inline-flex;gap:26px;align-items:center;justify-content:center;min-height:50px;padding:12px 23px;border-radius:5px;font-size:14px;font-weight:500;transition:background .2s,transform .2s}.button-primary{background:var(--blue);color:#fff}.button-primary:hover{background:#1e43a6;transform:translateY(-2px)}.text-link{display:inline-flex;gap:15px;align-items:center;font-size:14px;min-height:44px;font-weight:500;transition:color .2s}.hero-note{display:flex;align-items:center;gap:15px;color:var(--muted);font-size:11px;letter-spacing:1px;margin-top:53px}.note-line{width:30px;height:1px;background:#bdc7d7}.hero-art{background:var(--wash);border-radius:8px;border:1px solid #e5eaf3;padding:24px 25px 20px;position:relative;min-width:0}.art-top,.art-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px}.art-top{font-size:9px;letter-spacing:1.4px;color:#687790}.art-top>span:last-child{font-size:20px;color:#7f90ab}.matrix-stage{position:relative;aspect-ratio:1.2;background-image:radial-gradient(#cbd5e5 .8px,transparent .8px);background-size:22px 22px;margin:14px 0;display:flex;align-items:center;justify-content:center}.loop-art{width:100%;height:auto;overflow:visible}.matrix-word{position:absolute;font-size:11px;color:#3e5278;letter-spacing:2px;background:var(--wash);padding:4px 10px}.word-top{top:5%;left:50%;transform:translateX(-50%)}.word-bottom{bottom:4%;left:50%;transform:translateX(-50%)}.word-left{left:-9px;top:47%;writing-mode:vertical-rl}.word-right{right:-9px;top:38%;writing-mode:vertical-rl}.art-cross{position:absolute;color:#889cbd;font-size:18px}.cross-one{left:10%;top:14%}.cross-two{right:8%;bottom:12%}.art-bottom{border-top:1px solid var(--line);padding-top:17px;flex-wrap:wrap}.art-caption{font-size:11px;color:#4f6080}.art-small{font-size:8px;letter-spacing:1px;color:#6e7e99}.intro-band{border-block:1px solid var(--line)}.intro-band-inner{display:flex;align-items:center;gap:42px;padding-block:25px}.band-label{font-size:12px;color:var(--muted)}.intro-band p{display:flex;gap:22px;font-size:14px;font-weight:500}.intro-band p span{color:#a5b1c7;font-weight:400}.band-end{font-size:12px;color:var(--muted);margin-left:auto}.section-label{margin-bottom:35px}.small-square{height:6px;width:6px;flex:none;border:1px solid var(--blue)}.label-cn{color:var(--muted);letter-spacing:1px;font-weight:400;margin-left:6px}.about-layout{display:grid;grid-template-columns:1fr 1.25fr;gap:100px}.about-copy p{color:var(--muted);font-size:14px;margin-bottom:16px;line-height:2}.about-copy .large-copy{color:var(--ink);font-size:18px;line-height:1.9;margin-bottom:20px}.about-copy p:last-child{margin-bottom:0}.focus-section{background:var(--wash)}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:40px}.section-heading>p{font-size:14px;line-height:2;color:var(--muted);padding-bottom:6px}.focus-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:45px}.focus-card{padding:36px 38px 28px;border:1px solid var(--line);border-radius:7px;background:#fff}.card-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:30px}.card-kicker{font-size:10px;letter-spacing:1.6px;color:#61759b}.card-top svg{width:34px;height:34px;color:var(--blue)}.focus-card h3{font-size:25px;letter-spacing:.5px;margin-bottom:15px}.focus-card>p{font-size:14px;color:var(--muted);line-height:2;max-width:420px}.card-foot{margin-top:36px;padding-top:20px;border-top:1px solid var(--line);display:flex;gap:24px;flex-wrap:wrap;font-size:11px;letter-spacing:1px;color:#4f6180}.mobile-card{background:#edf2fc;border-color:#dae3f5}.principles h2{font-size:32px}.principles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:55px;margin-top:48px}.principles-grid article{border-top:1px solid var(--line);padding-top:27px}.principle-symbol{font-size:29px;line-height:1;color:var(--blue);height:42px;display:block}.principles-grid h3{font-size:19px;margin-block:12px}.principles-grid p{font-size:14px;color:var(--muted);line-height:2;max-width:300px}.careers-section{background:#eef3f7}.careers-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:110px}.careers-copy>p{font-size:14px;line-height:2;color:var(--muted);margin-top:22px;max-width:325px}.careers-copy .text-link{margin-top:24px;color:var(--blue)}.careers-location{display:block;font-size:11px;color:var(--muted);margin-top:18px}.jobs-label{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);padding-bottom:15px;border-bottom:1px solid #ced9e4}.jobs-label>span{font-size:10px}.job{border-bottom:1px solid #ced9e4}.job summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:15px;min-height:94px;padding:17px 4px;list-style:none;font-size:17px}.job summary::-webkit-details-marker{display:none}.job summary small{display:block;font-size:9px;color:var(--muted);letter-spacing:1.5px;margin-top:4px}.job-toggle{font-size:23px;font-weight:300;color:var(--blue);transition:transform .2s}.job[open] .job-toggle{transform:rotate(45deg)}.job summary:hover{color:var(--blue)}.job-body{padding:0 28px 24px 4px;font-size:13px;color:var(--muted)}.job-body a{color:var(--blue);display:inline-flex;align-items:center;gap:12px;margin-top:12px;min-height:44px}.contact-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:110px}.contact-layout>div>p{color:var(--muted);font-size:14px;margin-top:22px}.contact-details{padding-top:8px;min-width:0}.contact-item{display:flex;flex-direction:column;gap:12px;padding-block:23px;border-bottom:1px solid var(--line)}.contact-item:first-child{padding-top:0}.contact-item>span{font-size:11px;color:var(--muted);letter-spacing:1px}.contact-mail{font-size:clamp(15px,1.6vw,21px);color:var(--blue);overflow-wrap:anywhere;line-height:1.7}.contact-mail>span{display:inline-block;margin-left:8px}address{font-style:normal;font-size:16px}.footer{background:var(--wash);border-top:1px solid var(--line);padding-block:36px 24px}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:25px;padding-bottom:30px}.footer .brand img{width:40px;height:40px}.footer-company{font-size:13px;font-weight:500}.footer-company small{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-top:3px}.back-top{font-size:12px;display:flex;gap:22px;align-items:center;min-height:44px}.footer-bottom{display:flex;align-items:center;gap:25px;border-top:1px solid var(--line);padding-top:20px;font-size:10px;color:var(--muted)}.footer-bottom a:hover{text-decoration:underline}.footer-domain{margin-left:auto;letter-spacing:1.5px}
@media(min-width:1500px){.hero{padding-block:100px 80px}.hero h1{font-size:70px}}
@media(max-width:1100px){.container{width:calc(100% - 72px)}.desktop-nav{gap:24px}.hero{gap:28px}.hero h1{font-size:50px}.hero-actions{gap:20px}.hero-description{font-size:14px}.hero-art{padding:18px}.band-end{display:none}.intro-band-inner{gap:30px}.about-layout,.careers-layout,.contact-layout{gap:55px}.card-kicker{font-size:9px}.focus-card{padding:28px}.principles-grid{gap:30px}.art-small{display:none}}
@media(max-width:760px){html{scroll-padding-top:94px}.container{width:calc(100% - 40px)}.section{padding-block:64px}.header-inner{height:74px}.brand img{width:40px;height:40px}.brand-name{font-size:18px}.desktop-nav{display:none}.mobile-menu{display:block}.mobile-menu summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:12px;min-height:44px;min-width:72px;font-size:12px}.mobile-menu summary::-webkit-details-marker{display:none}.menu-mark{width:17px;height:10px;border-top:1.5px solid var(--ink);border-bottom:1.5px solid var(--ink);transition:transform .2s}.mobile-menu[open] .menu-mark{transform:rotate(-45deg)}.mobile-menu nav{position:absolute;top:74px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 12px 20px #2336540d;padding:12px 20px 20px;display:flex;flex-direction:column}.mobile-menu nav a{padding:12px 6px;font-size:15px}.mobile-menu nav a:hover{color:var(--blue);background:var(--wash)}.hero{grid-template-columns:1fr;padding-block:48px 38px;gap:35px}.eyebrow{font-size:9px;letter-spacing:1.5px}.hero h1{font-size:clamp(39px,8vw,56px);margin-top:20px;line-height:1.4}.hero-description{font-size:14px;margin-top:20px}.hero-actions{gap:22px;margin-top:26px}.button{font-size:12px;gap:20px;padding:12px 18px}.text-link{font-size:12px;gap:10px}.hero-note{margin-top:27px;font-size:10px}.hero-art{padding:18px 23px;max-width:540px;width:100%;justify-self:center}.matrix-stage{aspect-ratio:1.65;margin-block:8px}.loop-art{width:78%;max-height:100%}.matrix-word{font-size:10px}.word-top{top:0}.word-bottom{bottom:0}.word-left{left:2%;top:39%;writing-mode:horizontal-tb}.word-right{right:2%;top:52%;writing-mode:horizontal-tb}.cross-one{left:5%;top:6%}.cross-two{right:5%;bottom:6%}.art-bottom{padding-top:12px}.art-small{display:block}.art-caption{font-size:10px}.intro-band-inner{padding-block:19px;gap:22px}.band-label{font-size:10px;white-space:nowrap}.intro-band p{font-size:12px;gap:12px;flex-wrap:wrap}.section-label{margin-bottom:25px;font-size:9px;gap:8px;letter-spacing:1.5px}.label-cn{font-size:10px}.about-layout,.careers-layout,.contact-layout{grid-template-columns:1fr;gap:28px}.about-copy .large-copy{font-size:17px}.about-copy p{font-size:13px}.section-heading{display:block}.section-heading>p{font-size:13px;margin-top:20px}.focus-grid{grid-template-columns:1fr;gap:16px;margin-top:27px}.focus-card{padding:28px}.focus-card h3{font-size:23px}.focus-card>p{font-size:13px}.card-top{margin-bottom:22px}.card-kicker{font-size:9px}.card-foot{margin-top:25px;gap:22px}.principles h2{font-size:27px;letter-spacing:-.8px}.principles-grid{grid-template-columns:1fr;gap:24px;margin-top:30px}.principles-grid article{display:grid;grid-template-columns:40px 1fr;column-gap:14px;padding-top:22px}.principle-symbol{grid-row:1/3;font-size:27px;padding-top:4px}.principles-grid h3{margin:0 0 8px;font-size:18px}.principles-grid p{max-width:none;font-size:13px}.careers-layout{gap:35px}.careers-copy>p{max-width:440px;font-size:13px}.careers-copy .text-link{font-size:14px}.careers-location{margin-top:10px}.job summary{min-height:85px;font-size:16px}.contact-layout{gap:30px}.contact-layout>div>p{font-size:13px}.contact-details{padding-top:0}.contact-mail{font-size:clamp(14px,4vw,21px)}address{font-size:14px}.footer-top{gap:15px;align-items:flex-start;padding-bottom:22px}.footer-company{font-size:11px}.footer-company small{font-size:10px}.footer .brand{gap:10px}.footer .brand img{width:34px;height:34px}.back-top{gap:8px;font-size:10px;white-space:nowrap}.footer-bottom{flex-wrap:wrap;gap:8px 16px;font-size:9px}.footer-domain{width:100%;margin-left:0;margin-top:4px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}