/* Heduoduo: white, charcoal, blue links. Layout follows the editable Pixso frames. */
:root{--ink:#191d23;--text:#626872;--muted:#737b86;--line:#e4e7eb;--link:#225db3;--surface:#f5f6f8;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;font-synthesis:none;scroll-behavior:smooth}
*{box-sizing:border-box}body{margin:0}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}p{margin:0;color:var(--text);line-height:1.9}h1,h2,h3{margin:0;font-weight:500;line-height:1.5}h1,h2{text-wrap:balance}button,summary{font:inherit}::selection{background:#e6eefb}a:focus-visible,summary:focus-visible{outline:2px solid var(--link);outline-offset:5px}a,summary{-webkit-tap-highlight-color:transparent}
.wrap{width:min(1120px,calc(100% - 96px));margin-inline:auto}.skip{position:fixed;left:20px;top:-80px;padding:12px 18px;background:var(--ink);color:white;z-index:10}.skip:focus{top:12px}

/* Header */
.site-header{height:80px;border-bottom:1px solid var(--line);position:relative;z-index:5}.header-inner{display:flex;height:100%;align-items:center;gap:44px}.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}.brand img{width:32px;height:36px}.brand-name{font-size:26px;font-weight:650;letter-spacing:-.035em;white-space:nowrap}.brand-sub{font:10px 'Segoe UI',sans-serif;color:var(--text);margin-left:14px}.desktop-nav{display:flex;align-items:center;margin-left:auto;gap:36px;font-size:14px;color:var(--text)}.desktop-nav a{padding-block:8px;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a[aria-current=page]{color:var(--ink)}.header-actions{display:flex;gap:24px;align-items:center}.language{font-size:12px;color:var(--text)}.language a:hover{color:var(--ink)}.mobile-menu{display:none}

/* Homepage */
.hero{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:100px;padding:68px 0 52px;border-bottom:1px solid var(--line)}.hero-company{font-size:14px;margin-bottom:24px}.hero h1{font-size:clamp(42px,4.1vw,58px);line-height:1.42;letter-spacing:-.045em;font-weight:450}.hero .intro{max-width:550px;font-size:16px;line-height:1.9;margin-top:26px}.actions{display:flex;gap:30px;align-items:center;flex-wrap:wrap;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 20px;border:1px solid var(--ink);background:var(--ink);border-radius:4px;color:white;font-size:14px;line-height:1.5}.button:hover{background:#353b44}.text-link{display:inline-flex;gap:13px;align-items:center;color:var(--link);font-size:14px;line-height:1.9}.text-link:hover,.inline-link:hover{text-decoration:underline;text-underline-offset:4px}.inline-link{color:var(--link);overflow-wrap:anywhere}.hero-details{align-self:start;margin-top:70px;border-top:1px solid var(--line);padding-top:20px}.hero-details p:first-child{font-size:16px;color:var(--ink)}.hero-details p:nth-child(2){font-size:13px;margin-top:16px}.hero-details p:nth-child(3){font-size:12px;margin-top:14px}
.products-section{padding-top:60px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:40px;margin-bottom:36px}.section-head h2,.home-about h2,.contact-band h2{font-size:28px}.section-head p{font-size:14px}.product-feature{display:grid;grid-template-columns:330px minmax(0,1fr);gap:60px;align-items:center}.product-copy{padding-bottom:22px}.product-category{display:block;font-size:12px;color:var(--text);line-height:1.8;margin-bottom:20px}.product-title{font-size:34px;font-weight:650;letter-spacing:-.025em}.product-subtitle{font-size:17px;color:var(--ink);margin-top:10px;line-height:1.8}.product-description{font-size:15px;line-height:1.9;margin-top:24px}.product-copy .text-link{margin-top:30px}.product-visual{min-width:0;margin:0}.product-image{background:var(--surface);padding:18px;border-radius:4px}.product-image img{width:100%}.product-visual figcaption{color:var(--muted);font-size:10px;line-height:1.8;margin-top:11px}.product-visual figcaption span{display:block}
.service-list{margin-top:52px;padding:32px 0 60px;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:60px}.service-list h3{font-size:20px;margin-bottom:20px}.service-list p{font-size:14px;line-height:1.9}.home-about{display:grid;grid-template-columns:330px minmax(0,1fr);gap:60px;border-top:1px solid var(--line);padding:64px 0 76px}.home-about h3{font-size:22px;line-height:1.6;margin:2px 0 24px}.home-about p{font-size:16px;line-height:1.95}.home-about .text-link{margin-top:26px}.contact-band{display:grid;grid-template-columns:330px minmax(0,1fr);gap:60px;border-top:1px solid var(--line);padding:64px 0 76px}.contact-email{color:var(--link);font-size:25px;line-height:1.5;letter-spacing:-.02em;overflow-wrap:anywhere;display:inline-block}.contact-email:hover{text-decoration:underline;text-underline-offset:5px}.contact-band p{font-size:14px;margin-top:15px}.contact-band p:first-of-type{margin-top:27px}

/* Footer */
.footer-inner{border-top:1px solid var(--line);padding:30px 0 36px;display:flex;justify-content:space-between;gap:35px}.footer-info{min-width:0}.footer-name{color:var(--ink);font-size:12px}.footer-address{font-size:11px;margin-top:13px}.footer-copyright{font-size:11px;margin-top:16px}.footer-licenses{display:flex;flex-direction:column;align-items:flex-start;font-size:11px;color:var(--text);gap:5px;margin-top:12px}.footer-nav{display:flex;justify-content:flex-end;align-content:start;flex-wrap:wrap;gap:14px 22px;font-size:12px;color:var(--text);max-width:300px}.footer-mail{flex-basis:100%;text-align:right}.site-footer a:hover{text-decoration:underline;text-underline-offset:3px}

/* Inner pages */
.page-hero{padding:66px 0 58px;border-bottom:1px solid var(--line)}.page-hero h1{font-size:44px;font-weight:450;line-height:1.4;letter-spacing:-.035em}.page-hero p{font-size:16px;margin-top:24px;max-width:900px;line-height:1.9}.page-content{padding:52px 0 76px}.about-overview{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:100px}.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:80px}.prose h2{font-size:22px;margin-bottom:24px}.prose h3{font-size:18px;margin:32px 0 16px}.prose p{font-size:15px;margin-bottom:20px}.company-table{margin-top:64px;padding-top:38px;border-top:1px solid var(--line)}.company-table.first{margin-top:0;padding-top:0;border:0}.company-table h2,.detail-section>h2{font-size:26px;margin-bottom:26px}.info-list{margin:0}.info-list>div{display:grid;grid-template-columns:220px minmax(0,1fr);gap:60px;border-bottom:1px solid var(--line);padding:19px 0}.info-list dt{font-size:13px;color:var(--text);line-height:1.9}.info-list dd{font-size:14px;color:var(--ink);margin:0;line-height:1.9;overflow-wrap:anywhere}.detail-section{padding-top:52px}.detail-section .service-list{margin-top:0;padding-bottom:0}.feature-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:50px;padding:30px 0;border-top:1px solid var(--line)}.feature-list h3{font-size:18px;margin-bottom:15px}.feature-list p{font-size:14px}.research-note{display:grid;grid-template-columns:330px minmax(0,1fr);gap:60px;padding:40px 0;border-block:1px solid var(--line);margin-top:20px}.research-note h2{font-size:25px}.research-note p{font-size:15px}.research-note .text-link{margin-top:20px}.research-note .product-category{margin-bottom:8px}
.contact-panel h2{font-size:22px;margin-bottom:28px}.contact-panel .contact-email{margin-bottom:22px}.contact-panel p{font-size:14px}.contact-panel .button{margin-top:28px}.contact-explain{margin-top:35px}.two-col .info-list>div{grid-template-columns:110px minmax(0,1fr);gap:22px}.note{font-size:12px;line-height:1.9;color:var(--text);margin-top:24px}.policy-date{font-size:12px;color:var(--text);margin-bottom:40px}.legal-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:70px}.legal-nav{align-self:start;position:sticky;top:30px;display:flex;flex-direction:column;gap:18px;font-size:12px;color:var(--text)}.legal-nav a:hover{color:var(--link)}.legal-section{padding-bottom:28px;margin-bottom:32px;border-bottom:1px solid var(--line);scroll-margin-top:30px}.legal-section h2{font-size:22px;margin-bottom:16px}.legal-section p,.legal-layout>div>p{font-size:14px;line-height:2}.empty-page{padding:65px 0 100px}.empty-page .code{font-size:70px;color:var(--text);margin-bottom:20px}.empty-page h1{font-size:32px;margin-bottom:24px}.empty-page p{font-size:15px}
.en .brand-name{font-size:25px}.en .hero h1{font-size:clamp(36px,3.35vw,48px);letter-spacing:-.045em;line-height:1.4}.en .hero{gap:70px}.en .hero-details p:nth-child(3){font-size:11px}.en .hero-company{max-width:620px}.en .product-subtitle{font-size:18px}

@media(max-width:1100px){
  .wrap{width:calc(100% - 64px)}.header-inner{gap:30px}.desktop-nav{gap:24px}.brand-sub{display:none}.hero,.en .hero{grid-template-columns:minmax(0,1fr) 240px;gap:55px}.hero h1{font-size:49px}.product-feature,.home-about,.contact-band,.research-note{grid-template-columns:280px minmax(0,1fr);gap:42px}.product-title{font-size:30px}.service-list{gap:38px}.about-overview{gap:60px}
}
@media(max-width:800px){
  .wrap{width:calc(100% - 40px)}.desktop-nav{display:none}.header-inner{justify-content:space-between}.mobile-menu{display:block}.mobile-menu summary{list-style:none;cursor:pointer;font-size:12px;padding:8px 0 8px 8px}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu nav{position:absolute;top:79px;left:0;right:0;background:white;border-bottom:1px solid var(--line);padding:14px 20px 20px;display:flex;flex-direction:column}.mobile-menu nav a{padding:15px 0;border-bottom:1px solid var(--line);font-size:14px}.hero,.en .hero{gap:36px;grid-template-columns:minmax(0,1fr) 200px;padding-top:52px}.hero h1{font-size:40px}.hero-details p:first-child{font-size:14px}.hero-details p:nth-child(3){font-size:11px}.hero-company{font-size:12px}.hero .intro{font-size:14px}.product-feature{grid-template-columns:235px minmax(0,1fr);gap:30px}.product-description{font-size:13px;margin-top:18px}.product-subtitle{font-size:15px}.product-copy .text-link{margin-top:22px}.product-category{margin-bottom:12px;font-size:11px}.product-image{padding:12px}.section-head{align-items:flex-start}.section-head p{font-size:12px;text-align:right}.service-list{gap:30px}.service-list h3{font-size:18px;margin-bottom:15px}.service-list p{font-size:13px}.home-about,.contact-band,.research-note{grid-template-columns:200px minmax(0,1fr);gap:38px}.home-about h2,.contact-band h2,.section-head h2{font-size:26px}.home-about h3{font-size:19px}.home-about p{font-size:14px}.contact-email{font-size:22px}.two-col{gap:40px}.about-overview{gap:45px}.info-list>div{grid-template-columns:160px minmax(0,1fr);gap:35px}.info-list dd{font-size:13px}.two-col .info-list>div{grid-template-columns:85px minmax(0,1fr);gap:15px}.legal-layout{grid-template-columns:165px minmax(0,1fr);gap:35px}.feature-list{gap:30px}.feature-list p{font-size:13px}
}
@media(max-width:600px){
  .site-header{height:76px}.mobile-menu nav{top:75px}.brand{gap:11px}.brand img{width:27px;height:31px}.brand-name,.en .brand-name{font-size:24px}.header-actions{gap:23px}.hero,.en .hero{display:block;padding:38px 0 30px}.hero-company{font-size:12px;line-height:2;margin-bottom:24px}.hero h1{font-size:37px;line-height:1.5;letter-spacing:-.045em}.en .hero h1{font-size:clamp(30px,8.3vw,36px);line-height:1.4}.hero .intro{font-size:15px;margin-top:29px;line-height:1.9}.actions{margin-top:31px;gap:28px}.button{font-size:13px;padding:11px 19px;min-height:42px}.text-link{font-size:14px}.hero-details{margin-top:28px;padding:0;border:0;display:flex;gap:12px;align-items:center}.hero-details p:first-child,.hero-details p:nth-child(2){font-size:11px;line-height:1.8;margin:0;color:var(--text)}.hero-details p:nth-child(2):before{content:'/';margin-right:12px;color:#a1a6ae}.hero-details p:nth-child(3){display:none}.products-section{padding-top:34px}.section-head{display:block;margin-bottom:36px}.section-head h2,.home-about h2,.contact-band h2{font-size:26px}.section-head p{display:none}
  .product-feature{display:flex;flex-direction:column;align-items:stretch;gap:24px}.product-copy{padding-bottom:0}.product-category{font-size:11px;margin-bottom:10px}.product-title{font-size:28px;line-height:1.5}.product-subtitle,.en .product-subtitle{font-size:15px;line-height:1.8;margin-top:10px}.product-description{font-size:14px;line-height:1.9;margin-top:20px}.product-copy .text-link{margin-top:22px}.product-image{padding:10px}.product-visual figcaption{font-size:10px;margin-top:11px}.service-list{display:block;margin-top:38px;padding:0;border:0}.service-list article{border-top:1px solid var(--line);padding:24px 0 28px}.service-list h3{font-size:18px;margin-bottom:16px}.service-list p{font-size:14px;line-height:1.9}.home-about,.contact-band{display:block;padding:36px 0 42px}.home-about h3{font-size:16px;margin:25px 0 16px}.home-about p{font-size:14px;line-height:1.95}.home-about .text-link{margin-top:22px}.contact-email{font-size:23px}.contact-band .contact-email{margin-top:27px}.contact-band p{font-size:14px;margin-top:19px}.contact-band p:first-of-type{margin-top:22px}
  .footer-inner{display:block;padding:28px 0 40px}.footer-name{font-size:12px}.footer-address{font-size:11px;line-height:1.9}.footer-copyright{font-size:10px}.footer-licenses{font-size:10px;gap:7px;line-height:1.8}.footer-nav{justify-content:flex-start;margin-top:28px;font-size:11px;gap:17px}.footer-mail{text-align:left}.page-hero{padding:37px 0 35px}.page-hero h1{font-size:34px;line-height:1.5}.en .page-hero h1{font-size:32px}.page-hero p{font-size:14px;line-height:1.9;margin-top:21px}.page-content{padding:35px 0 48px}.about-overview,.two-col{display:grid;grid-template-columns:minmax(0,1fr);gap:35px}.prose h2,.contact-panel h2{font-size:21px;margin-bottom:21px}.prose p{font-size:14px;line-height:1.95;margin-bottom:17px}.prose h3{font-size:18px;margin-top:28px}.company-table{margin-top:33px;padding-top:28px}.company-table h2,.detail-section>h2{font-size:24px;margin-bottom:20px}.info-list>div,.two-col .info-list>div{grid-template-columns:95px minmax(0,1fr);gap:19px;padding:18px 0}.info-list dt{font-size:12px}.info-list dd{font-size:13px}.detail-section{padding-top:36px}.feature-list{display:block;padding:25px 0 0}.feature-list article{margin-bottom:25px}.feature-list h3{font-size:18px;margin-bottom:10px}.feature-list p{font-size:14px}.research-note{display:block;padding:28px 0;margin-top:10px}.research-note h2{font-size:24px;margin-bottom:20px}.research-note p{font-size:14px}.research-note .text-link{margin-top:18px}.contact-panel .contact-email{font-size:23px;margin-bottom:20px}.contact-panel p{font-size:14px}.contact-panel .note{font-size:12px}.contact-explain{margin-top:25px}.policy-date{margin-bottom:27px;font-size:11px}.legal-layout{display:block}.legal-nav{position:static;flex-direction:row;flex-wrap:wrap;gap:14px 20px;border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:30px;font-size:11px}.legal-section h2{font-size:20px}.legal-section p,.legal-layout>div>p{font-size:14px}.empty-page{padding:45px 0 65px}.empty-page h1{font-size:27px}
}
.intro{text-wrap:pretty}
@media(max-width:600px){.desktop-break{display:none}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}}