:root{--ink:#061b31;--muted:#50617a;--quiet:#64748d;--white:#fff;--surface:#f8fafd;--powder:#e5edf5;--line:#e5edf5;--violet:#533afd;--violet-soft:#b9b9f9;--shell:1200px;font-family:'sohne-var',system-ui,-apple-system,'PingFang SC','Microsoft YaHei','Segoe UI',sans-serif;color:var(--ink);font-synthesis:none;font-feature-settings:'ss01' on,'tnum'}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:104px}body{margin:0;background:var(--white);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:400}h1{font-size:clamp(44px,4.5vw,64px);line-height:1.2;letter-spacing:-.03em;font-weight:300}h2{font-size:36px;line-height:1.35;letter-spacing:-.025em}h3{font-size:22px;line-height:1.4;letter-spacing:-.01em}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer;color:inherit}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--violet);outline-offset:4px}img{display:block;max-width:100%;height:auto}svg{width:20px;height:20px;flex-shrink:0}ul,ol{margin:0;padding:0;list-style:none}[hidden]{display:none!important}.shell{width:calc(100% - 80px);max-width:var(--shell);margin-inline:auto}.site-header{position:sticky;top:0;z-index:20;background:var(--white);border-bottom:1px solid var(--line)}.nav-bar{height:80px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:block;width:150px;flex-shrink:0}.site-nav{display:flex;align-items:center;gap:32px;font-size:14px}.site-nav>a:not(.button){display:flex;align-items:center;min-height:44px}.site-nav a[aria-current=page],.site-nav>a:not(.button):hover{color:var(--violet)}.menu-toggle{display:none}.skip-link{position:fixed;top:-80px;left:20px;z-index:90;padding:10px 18px;background:var(--violet);color:white}.skip-link:focus{top:8px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:50px;padding:12px 24px;border:1px solid var(--violet);border-radius:4px;background:var(--violet);color:var(--white);font-size:14px;font-weight:400;white-space:nowrap;transition:background .15s,border-color .15s}.button:hover{background:#4124e7;border-color:#4124e7}.button-secondary{background:transparent;color:var(--violet);border-color:var(--violet-soft)}.button-secondary:hover{background:#f1efff;border-color:var(--violet)}.nav-cta{min-height:40px;padding:8px 16px;font-size:13px;gap:10px}.button-light{background:var(--violet);border-color:var(--violet);color:white}.text-link{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:6px 0;border:0;background:none;color:var(--violet);font-size:14px;font-weight:400}.text-link:hover{color:#351cc0}.text-link svg{width:17px}.plain-link{border:0;padding:0;background:none;text-align:left;color:inherit;cursor:pointer}
.hero-stage{position:relative;isolation:isolate;overflow:hidden;background:white}.hero-stage:before{content:'';position:absolute;z-index:-2;inset:-100px -10% 0 32%;background:radial-gradient(ellipse at 83% 18%,#ffce83 0,transparent 31%),radial-gradient(ellipse at 66% 26%,#f5a4ed 0,transparent 45%),radial-gradient(ellipse at 38% 14%,#9a91ff 0,transparent 56%);opacity:.62;clip-path:polygon(0 0,100% 0,100% 59%,0 84%)}.hero-stage:after{content:'';position:absolute;z-index:-1;inset:0;pointer-events:none;background:linear-gradient(90deg,white 0,rgba(255,255,255,.82) 33%,transparent 70%)}.hero{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;padding-block:84px 88px}.intro-label{font-size:14px;color:var(--muted);margin-bottom:24px;display:flex;align-items:center;gap:10px}.intro-label>span{width:6px;height:6px;background:var(--violet);border-radius:4px}.hero-description{font-size:17px;line-height:1.85;color:var(--muted);margin:26px 0 32px}.hero-actions{display:flex;flex-wrap:wrap;gap:16px}.hero-subline{font-size:12px;color:var(--quiet);margin-top:26px}.product-showcase{background:rgba(255,255,255,.96);border:1px solid #e5e6f2;border-radius:6px;box-shadow:0 16px 32px #32325d1f;overflow:hidden}.showcase-heading{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;font-size:12px;color:var(--muted);border-bottom:1px solid var(--line)}.showcase-heading>span:first-child{color:var(--ink)}.product-cover{display:block;position:relative;width:100%;padding:0;border:0;background:var(--powder);text-align:left;overflow:hidden}.product-cover img{width:100%;aspect-ratio:1400/864;object-fit:contain}.cover-zoom{position:absolute;bottom:12px;right:12px;background:rgba(255,255,255,.94);color:var(--ink);padding:3px 9px;border-radius:4px;font-size:11px;opacity:0;transition:opacity .15s}.product-cover:hover .cover-zoom,.product-cover:focus-visible .cover-zoom{opacity:1}.showcase-caption{padding:16px 20px 8px}.showcase-caption h2{font-size:21px;font-weight:400;line-height:1.45}.showcase-actions{display:flex;align-items:center;flex-wrap:wrap;gap:6px 20px}.showcase-actions .text-link{font-size:12px;gap:8px}.showcase-actions #hero-product-link{color:var(--muted)}.showcase-thumbnails{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:12px 20px 20px}.showcase-tab{border:1px solid transparent;border-radius:4px;background:var(--surface);min-height:60px;padding:6px;display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;transition:border-color .15s}.showcase-tab img{width:56px;aspect-ratio:1400/864;object-fit:contain;border-radius:4px}.showcase-tab.selected{border-color:var(--violet);background:#f3f1ff;color:var(--violet)}.showcase-tab:hover{border-color:var(--violet-soft)}.capability-strip{background:var(--surface);border-block:1px solid var(--line)}.capability-strip>.shell{display:flex;align-items:center;justify-content:space-between;gap:32px;padding-block:26px}.capability-strip span{font-size:12px;color:var(--quiet)}.capability-strip .shell>div{display:flex;gap:64px}.capability-strip b{font-size:15px;font-weight:400}
.section{padding-block:88px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:36px}.section-head>p{max-width:400px;color:var(--muted);font-size:14px;line-height:1.8}.section-kicker{font-size:13px;color:var(--violet);margin-bottom:12px;font-weight:400}.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.mini-product{border:1px solid var(--line);border-radius:6px;background:var(--surface);display:grid;grid-template-columns:minmax(0,1fr) 144px;align-items:center;padding:32px;gap:24px}.mini-copy h3{font-size:25px;margin:12px 0 16px;line-height:1.5}.product-kind{font-size:12px;color:var(--quiet)}.mini-copy>p:not(.product-note){font-size:14px;color:var(--muted);line-height:1.85}.mini-copy .product-note{font-size:11px;color:var(--quiet);line-height:1.65;margin-top:14px}.product-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;margin-top:24px}.product-actions .text-link{font-size:13px;gap:8px}.purchase-link{color:var(--muted)}.mini-code{border:1px solid var(--line);border-radius:4px;background:white;padding:10px;width:144px}.mini-code img{width:100%;aspect-ratio:1;object-fit:contain}.mini-code span{display:block;font-size:10px;color:var(--quiet);margin-top:8px}.mini-code:hover{border-color:var(--violet-soft)}.apps-section{background:var(--surface);border-block:1px solid var(--line)}.app-access{display:flex;align-items:center;justify-content:space-between;gap:48px;padding:24px 0;margin-bottom:32px;border-block:1px solid var(--line)}.app-access h3{font-size:17px;margin-bottom:8px}.app-access p{font-size:13px;color:var(--muted);max-width:740px;line-height:1.8}.app-access .purchase-guide{flex-shrink:0;font-size:13px}.app-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.app-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:6px;background:white;overflow:hidden}.app-copy{padding:24px;display:flex;flex-direction:column;flex:1}.app-copy h3{font-size:21px;line-height:1.45;margin:10px 0 16px}.app-copy>p{font-size:14px;line-height:1.8;color:var(--muted);flex:1}.app-copy .product-actions{gap:4px 18px;margin-top:24px}.app-copy .text-link{font-size:12px}.catalog-tools{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:16px}.product-filters{display:flex;flex-wrap:wrap;gap:4px}.product-filters button{border:0;background:none;color:var(--muted);padding:9px 16px;font-size:13px;min-height:44px;border-radius:4px}.product-filters button.selected{background:var(--violet);color:white}.search-box{font-size:11px;color:var(--quiet);display:block;width:260px}.search-box input{display:block;width:100%;height:44px;margin-top:4px;border:1px solid #cbd8e6;border-radius:4px;background:white;padding:10px 14px;font-size:13px;color:var(--ink)}.search-box input::placeholder{color:var(--quiet)}.catalog-status{font-size:12px;color:var(--quiet);margin-bottom:20px}.empty-state{padding:56px 24px;text-align:center;background:white;border:1px solid var(--line);border-radius:6px}.empty-state p{color:var(--muted);margin:12px 0 24px;font-size:14px}.page-intro{padding-block:72px 52px}.page-intro h1{font-size:52px;line-height:1.3}.page-intro>p:not(.section-kicker){font-size:17px;color:var(--muted);line-height:1.8;margin-top:24px}.page-jump{display:flex;flex-wrap:wrap;gap:16px;margin-top:28px}.page-jump a{display:flex;gap:24px;align-items:center;min-height:44px;border-bottom:1px solid var(--line);font-size:14px;padding:6px 0}.page-jump span{color:var(--quiet);font-size:12px}.page-jump a:hover{color:var(--violet)}.compact-top{padding-top:16px}
.services-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px;margin-top:48px}.services-grid article{border-top:1px solid var(--line);padding-top:24px}.service-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;color:var(--violet);background:#f1efff;border-radius:4px;margin-bottom:20px}.service-icon svg{width:24px;height:24px}.services-grid h3{font-size:22px;margin-bottom:16px}.services-grid p{font-size:14px;color:var(--muted);line-height:1.85}.services-grid ul{padding-top:20px;margin-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}.services-grid li{margin-top:8px}.process-line{display:flex;align-items:center;gap:40px;padding:24px 0;margin-top:48px;border-block:1px solid var(--line)}.process-line>span{font-size:13px;color:var(--quiet);flex-shrink:0}.process-line ol{display:flex;flex:1;justify-content:space-between;gap:20px}.process-line li{display:flex;align-items:center;gap:12px;font-size:13px}.process-line b{font-weight:400;color:var(--violet);font-size:12px}
.founder-band{background:var(--surface);border-block:1px solid var(--line)}.founder-inner{display:grid;grid-template-columns:280px minmax(0,1fr);gap:88px;align-items:center;padding-block:72px}.founder-portrait{margin:0;width:264px;max-width:100%}.founder-portrait img{width:100%;aspect-ratio:1;object-fit:contain}.founder-portrait figcaption{font-size:12px;color:var(--quiet);margin-top:16px;text-align:center}.founder-band h2{font-size:36px;line-height:1.4;margin-bottom:20px}.founder-band p:not(.section-kicker){font-size:15px;color:var(--muted);line-height:1.85;max-width:680px}.founder-band .founder-meta{font-size:13px!important;margin-top:20px}.founder-band .text-link{margin-top:20px}.founder-tags{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.founder-tags span{font-size:12px;color:var(--muted);background:white;border:1px solid var(--line);border-radius:4px;padding:4px 10px}.about-company{display:grid;grid-template-columns:1fr 1fr;gap:72px;padding-bottom:72px}.company-identity{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:48px 40px}.company-identity>img{width:300px;margin-bottom:36px}.company-identity h2{font-size:24px;letter-spacing:-.01em}.company-identity p{font-size:12px;color:var(--quiet);margin-top:12px}.company-identity span{display:block;color:var(--muted);font-size:13px;margin-top:28px}.company-copy h2{font-size:32px;margin-bottom:24px}.company-copy p{font-size:15px;color:var(--muted);line-height:1.85;margin-top:20px}.recognition-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;padding-top:32px;border-top:1px solid var(--line)}.recognition-list span{font-size:12px;color:var(--quiet)}.recognition-list h3{font-size:21px;margin-top:12px}.recognition-list p{color:var(--muted);font-size:13px;margin-top:10px}.about-principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;margin-top:64px;padding-top:32px;border-top:1px solid var(--line)}.about-principles h3{font-size:21px}.about-principles p{font-size:14px;color:var(--muted);margin-top:12px;line-height:1.8}

.contact-band{background:#f5f3ff;border-block:1px solid #e9e5ff}.contact-band-inner{padding-block:64px;display:flex;align-items:center;justify-content:space-between;gap:40px}.contact-band h2{font-size:34px;line-height:1.4}.contact-band p{color:var(--muted);font-size:14px;margin-top:18px}.contact-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:72px;padding-bottom:72px}.contact-main h2{font-size:30px}.contact-main>p{font-size:15px;color:var(--muted);margin-top:18px;line-height:1.85}.contact-email{display:flex;align-items:center;gap:20px;font-size:36px;color:var(--violet);margin-top:28px;line-height:1.4}.contact-email svg{width:24px;height:24px}.contact-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.copy-status{font-size:12px;color:var(--muted);min-height:24px;margin-top:8px}.service-time{display:flex;align-items:flex-start;gap:14px;margin-top:28px;color:var(--muted)}.service-time>svg{color:var(--violet);margin-top:2px}.service-time strong{font-size:13px;font-weight:400}.service-time p{font-size:12px;margin-top:4px}.contact-aside{border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:32px}.contact-aside h3{font-size:24px;line-height:1.45}.contact-aside ol{display:flex;flex-direction:column;gap:28px;margin-top:28px}.contact-aside li{display:flex;align-items:flex-start;gap:18px}.contact-aside b{font-size:12px;color:var(--violet);font-weight:400;padding-top:2px}.contact-aside strong{font-size:15px;font-weight:400}.contact-aside p{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.8}.channel-section{display:flex;justify-content:space-between;align-items:center;gap:40px;padding-block:48px 72px;border-top:1px solid var(--line)}.channel-section h2{font-size:32px}.channel-section p:not(.section-kicker){color:var(--muted);font-size:14px;margin-top:16px}.channel-section .text-link{margin-top:12px}.channel-section>img{width:180px;flex-shrink:0}
.site-footer{background:var(--surface);border-top:1px solid var(--line)}.footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:48px;padding-block:56px 40px}.footer-top .brand{width:150px}.footer-top p{font-size:13px;color:var(--muted);margin-top:20px}.footer-links{display:flex;gap:88px;font-size:13px;color:var(--muted)}.footer-links>div{display:flex;flex-direction:column;align-items:flex-start;gap:10px}.footer-links b{font-size:12px;color:var(--ink);font-weight:500;margin-bottom:8px}.footer-links a:hover,.footer-links button:hover{color:var(--violet)}.footer-bottom{display:flex;justify-content:space-between;gap:32px;padding-block:20px;border-top:1px solid var(--line);font-size:11px;color:var(--quiet)}.footer-bottom>div{display:flex;gap:24px}
.qr-dialog,.cover-dialog,.video-dialog{border:1px solid var(--line);border-radius:6px;background:white;color:var(--ink);box-shadow:0 15px 35px #17171714;padding:28px;max-height:calc(100dvh - 32px)}dialog::backdrop{background:rgba(6,27,49,.58)}.qr-dialog{width:min(420px,calc(100vw - 32px));text-align:center;position:relative}.qr-dialog .section-kicker{font-size:12px}.qr-dialog h2{font-size:23px;margin-bottom:24px;line-height:1.5}.dialog-close,.cover-close,.video-close{display:flex;align-items:center;justify-content:center;flex-shrink:0;border:0;background:var(--surface);color:var(--ink);width:40px;height:40px;font-size:26px;line-height:1;border-radius:4px}.dialog-close{position:absolute;top:12px;right:12px}.qr-media{position:relative;width:280px;max-width:100%;aspect-ratio:1;margin-inline:auto;overflow:hidden;background:white}.qr-media img{width:100%;height:100%;object-fit:contain}.qr-media[data-kind=social-video-channel]{aspect-ratio:1.07170343}.qr-media[data-kind=social-video-channel] img{position:absolute;width:127.69761205%;max-width:none;height:auto;left:-15.38756225%;top:-36.27435196%}.qr-media[data-kind=social-douyin]{aspect-ratio:0.96875089}.qr-media[data-kind=social-douyin] img{position:absolute;width:138.33171946%;max-width:none;height:auto;left:-20.00276663%;top:-20.99259556%}.qr-media[data-kind=social-bilibili]{aspect-ratio:1.0033}.qr-media[data-kind=social-bilibili] img{position:absolute;width:129.686%;max-width:none;height:auto;left:0;top:0}.qr-dialog>p:last-of-type{font-size:12px;line-height:1.75;color:var(--muted);margin:20px 0 16px}.qr-dialog .dialog-done{min-height:44px;padding:9px 20px;font-size:13px}.cover-dialog{width:min(1100px,calc(100vw - 32px));padding:20px}.cover-dialog-head,.video-dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:20px}.cover-dialog-head h2,.video-dialog-head h2{font-size:23px;line-height:1.5}.cover-dialog>img{width:100%;height:auto;border-radius:4px}.cover-dialog>p{font-size:12px;color:var(--muted);margin-top:12px}.video-dialog{width:min(1000px,calc(100vw - 32px));padding:24px}.video-dialog-head p{font-size:12px;color:var(--muted);margin-top:8px;line-height:1.7}.video-source-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.video-source-tabs button{border:1px solid var(--line);border-radius:4px;background:var(--surface);padding:8px 16px;font-size:13px;min-height:40px}.video-source-tabs button.selected{background:var(--violet);color:white;border-color:var(--violet)}.video-frame-container{aspect-ratio:16/9;background:var(--ink);width:100%;overflow:hidden;border-radius:4px}.video-frame-container iframe{display:block;width:100%;height:100%;border:0}.video-dialog-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:12px}.video-dialog-footer p{font-size:12px;color:var(--muted);line-height:1.7}.video-dialog-footer .text-link{font-size:12px;flex-shrink:0}
@media(min-width:1600px){.hero{padding-block:104px}.hero h1{font-size:66px}.hero-stage:before{inset:-120px -10% 0 40%}}
@media(max-width:1100px){.shell{width:calc(100% - 64px)}.hero{gap:36px;padding-block:64px}.hero h1{font-size:52px}.site-nav{gap:22px}.showcase-tab{display:flex;flex-direction:column;gap:4px}.showcase-tab img{width:68px}.mini-product{grid-template-columns:minmax(0,1fr) 112px;padding:24px;gap:20px}.mini-code{width:112px}.mini-copy h3{font-size:22px}.capability-strip .shell>div{gap:40px}.services-grid{gap:32px}.founder-inner{gap:56px;grid-template-columns:240px minmax(0,1fr)}.founder-portrait{width:228px}.about-company{gap:40px}.company-identity{padding:36px 28px}.company-identity h2{font-size:22px}.company-copy h2{font-size:29px}.contact-layout{gap:40px}.contact-email{font-size:32px}}
@media(max-width:800px){.shell{width:calc(100% - 40px)}.nav-bar{height:72px}.brand{width:138px}.menu-toggle{display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:4px;background:white;width:44px;height:44px}.site-nav{display:none;position:absolute;left:20px;right:20px;top:80px;border:1px solid var(--line);border-radius:6px;background:white;box-shadow:0 16px 32px #32325d1f;padding:20px;align-items:stretch;gap:8px;flex-direction:column}.site-nav.is-open{display:flex}.site-nav>a:not(.button){padding:6px 0;min-height:44px}.site-nav .nav-cta{margin-top:8px}.hero{grid-template-columns:1fr;gap:48px;padding-block:48px 56px}.hero h1{font-size:52px}.hero-copy{max-width:600px}.hero-stage:before{inset:0 -25% 0 18%;clip-path:polygon(0 0,100% 0,100% 64%,0 86%);opacity:.5}.hero-stage:after{background:linear-gradient(180deg,rgba(255,255,255,.88),rgba(255,255,255,.72) 37%,transparent 82%)}.intro-label{font-size:13px;margin-bottom:24px}.hero-description{font-size:16px}.product-showcase{width:100%;max-width:600px;justify-self:center}.showcase-tab{flex-direction:row;gap:12px}.showcase-tab img{width:60px}.capability-strip>.shell{align-items:flex-start;flex-direction:column;gap:12px;padding-block:20px}.capability-strip .shell>div{width:100%;justify-content:space-between;gap:16px}.capability-strip b{font-size:13px}.section{padding-block:64px}.section-head{flex-direction:column;align-items:flex-start;gap:20px;margin-bottom:28px}.section-head h2{font-size:32px}.section-head>p{font-size:13px}.mini-grid{grid-template-columns:1fr}.mini-product{padding:28px;grid-template-columns:minmax(0,1fr) 140px}.mini-code{width:140px}.mini-copy h3{font-size:26px}.app-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.app-access{align-items:flex-start;gap:20px;flex-direction:column;padding-block:24px;margin-bottom:28px}.app-access h3{font-size:17px}.app-copy{padding:22px}.app-copy h3{font-size:20px}.services-grid{grid-template-columns:1fr;gap:28px;margin-top:28px}.services-grid article{position:relative;padding:24px 0 0 68px}.service-icon{position:absolute;left:0;top:24px}.services-grid h3{font-size:22px}.services-grid ul{display:flex;flex-wrap:wrap;gap:0 24px;margin-top:16px;padding-top:12px}.process-line{align-items:flex-start;flex-direction:column;gap:20px;margin-top:36px}.process-line ol{display:grid;grid-template-columns:1fr 1fr;gap:20px;width:100%}.founder-inner{grid-template-columns:200px minmax(0,1fr);gap:40px;padding-block:56px}.founder-portrait{width:190px}.founder-band h2{font-size:31px}.founder-band p:not(.section-kicker){font-size:14px}.page-intro{padding-block:48px 40px}.page-intro h1{font-size:44px}.page-intro>p:not(.section-kicker){font-size:15px}.compact-top{padding-top:8px}.catalog-tools{align-items:stretch;flex-direction:column;gap:16px}.search-box{width:100%}.about-company{grid-template-columns:1fr;gap:32px;padding-bottom:56px}.company-identity{display:flex;align-items:center;gap:40px;padding:32px}.company-identity>img{width:200px;margin:0}.company-identity h2{font-size:20px}.company-identity span{font-size:12px;margin-top:18px}.company-copy h2{font-size:30px}.recognition-list,.about-principles{gap:28px}.recognition-list h3,.about-principles h3{font-size:18px}.contact-band-inner{padding-block:48px}.contact-band h2{font-size:30px}.contact-band p{font-size:13px}.contact-layout{grid-template-columns:1fr;gap:40px;padding-bottom:56px}.contact-aside ol{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.contact-aside li{gap:12px}.contact-aside strong{font-size:14px}.channel-section{padding-block:40px 56px}.channel-section h2{font-size:28px}.footer-links{gap:56px}.footer-bottom{flex-direction:column;gap:8px}.footer-bottom>div{flex-wrap:wrap;gap:24px}.video-dialog-footer{align-items:flex-start;flex-direction:column;gap:4px}}
@media(max-width:540px){h1{font-weight:400}.hero{padding-block:40px 48px;gap:36px}.hero h1{font-size:38px;line-height:1.4;letter-spacing:-.035em}.hero-description{font-size:14px;line-height:1.85;margin:20px 0 28px}.hero-actions{gap:12px}.hero-actions .button{font-size:13px;gap:10px;min-height:46px;padding:10px 16px}.hero-subline{font-size:11px;margin-top:22px}.intro-label{font-size:12px;margin-bottom:20px}.showcase-heading{padding:14px 16px}.showcase-caption{padding:16px 16px 4px}.showcase-caption h2{font-size:20px}.showcase-actions{gap:0 14px}.showcase-actions .text-link{font-size:11px;gap:6px}.showcase-thumbnails{gap:6px;padding:12px 16px 16px}.showcase-tab{flex-direction:column;gap:4px;font-size:11px}.showcase-tab img{width:76px;max-width:100%}.section{padding-block:52px}.section-head h2{font-size:29px;line-height:1.4}.section-kicker{font-size:12px;margin-bottom:10px}.capability-strip .shell>div{display:grid;grid-template-columns:1fr 1fr;row-gap:8px}.mini-product{padding:24px;grid-template-columns:minmax(0,1fr) 96px;gap:16px}.mini-code{width:96px;padding:6px}.mini-copy h3{font-size:21px;margin:10px 0 14px}.mini-copy>p:not(.product-note){font-size:13px}.mini-copy .product-note{font-size:10px}.mini-copy .product-kind{font-size:10px}.mini-product .product-actions{gap:0 16px;margin-top:16px}.mini-product .text-link{font-size:12px;gap:8px}.mini-code span{font-size:9px}.app-grid{grid-template-columns:1fr;gap:24px}.app-copy{padding:24px}.app-copy h3{font-size:21px}.app-copy>p{font-size:14px}.app-copy .text-link{font-size:12px}.app-access{gap:12px}.app-access h3{font-size:17px}.app-access p{font-size:12px;line-height:1.85}.services-grid article{padding-left:60px}.services-grid h3{font-size:21px}.services-grid p{font-size:13px}.services-grid ul{display:block;font-size:12px}.process-line li{font-size:12px;gap:8px}.process-line ol{gap:16px}.founder-inner{grid-template-columns:1fr;gap:28px;padding-block:48px}.founder-portrait{width:160px}.founder-portrait figcaption{text-align:left;font-size:11px;white-space:nowrap;margin-top:12px}.founder-band h2{font-size:30px}.founder-band p:not(.section-kicker){font-size:13px}.founder-band .founder-meta{font-size:12px!important}.page-intro h1{font-size:36px;line-height:1.4;letter-spacing:-.03em}.page-intro>p:not(.section-kicker){font-size:14px;margin-top:20px}.page-intro>p br{display:none}.page-jump a{font-size:13px}.product-filters{gap:0}.product-filters button{font-size:11px;padding:9px 12px}.company-identity{display:block;padding:28px 24px}.company-identity>img{width:260px;margin-bottom:28px}.company-identity h2{font-size:21px}.company-identity p{font-size:10px}.company-copy h2{font-size:28px}.company-copy p{font-size:14px}.recognition-list,.about-principles{grid-template-columns:1fr;gap:24px}.recognition-list article+article{padding-top:24px;border-top:1px solid var(--line)}.recognition-list h3,.about-principles h3{font-size:21px}.recognition-list p{font-size:12px}.about-principles{margin-top:40px}.about-principles p{font-size:13px}.contact-band-inner{flex-direction:column;align-items:flex-start;gap:28px}.contact-band h2{font-size:29px}.contact-band p{font-size:12px}.contact-main h2{font-size:28px}.contact-main>p{font-size:14px}.contact-email{font-size:29px;gap:16px}.contact-actions .button{font-size:13px;padding:10px 16px}.contact-aside{padding:24px}.contact-aside h3{font-size:23px}.contact-aside ol{display:flex;gap:24px}.contact-aside p{font-size:12px}.channel-section{flex-direction:column;align-items:flex-start;gap:28px}.channel-section>img{width:160px}.channel-section h2{font-size:27px}.channel-section p:not(.section-kicker){font-size:13px}.footer-top{flex-direction:column;gap:32px;padding-block:44px 32px}.footer-links{gap:64px}.footer-bottom{font-size:10px}.footer-bottom>div{gap:16px}.qr-dialog{padding:32px 24px 24px}.qr-media{width:256px}.qr-dialog h2{font-size:21px}.qr-dialog>p:last-of-type{font-size:11px}.cover-dialog,.video-dialog{padding:16px}.cover-dialog-head h2,.video-dialog-head h2{font-size:19px}.video-dialog-head p{font-size:11px}.video-source-tabs button{font-size:12px;padding:6px 12px}.video-dialog-footer p{font-size:11px}}
@media(max-width:360px){.shell{width:calc(100% - 32px)}.hero h1{font-size:34px}.hero-description{font-size:13px}.hero-actions{gap:8px}.hero-actions .button{padding-inline:12px;font-size:12px;gap:8px}.mini-product{padding:20px;grid-template-columns:minmax(0,1fr) 80px;gap:12px}.mini-code{width:80px}.mini-copy h3{font-size:19px}.mini-copy>p:not(.product-note){font-size:12px}.mini-product .text-link{font-size:11px}.showcase-actions{column-gap:12px}.showcase-actions .text-link{font-size:10px;gap:4px}.product-filters button{padding-inline:9px}.app-copy{padding:22px}.contact-email{font-size:26px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Directly visible source QR codes; no social modal interaction. */
.connect-section{padding-block:64px 80px}
.social-channel-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:24px}
.social-channel{padding-block:24px 16px;border-top:1px solid var(--line)}
.social-channel-head{display:flex;align-items:center;gap:12px}
.social-icon{display:flex;align-items:center;justify-content:center;overflow:hidden;width:40px;height:40px;flex-shrink:0;border-radius:4px;background:white}
.social-icon img{width:40px;height:40px;object-fit:contain}
.social-icon-xiaohongshu img,.social-icon-douyin img{transform:scale(1.42)}
.social-channel h3{font-size:17px;letter-spacing:0}
.social-channel-head p{font-size:11px;color:var(--muted);margin-top:4px;white-space:nowrap}
.social-qr-frame{width:100%;max-width:200px;margin:24px auto 16px;padding:12px;border:1px solid var(--line);border-radius:6px;background:white}
.social-channel .qr-media{width:100%;max-width:none;margin:0}
.social-caption p{font-size:12px;line-height:1.7;color:var(--muted)}
.social-caption .social-save{font-size:11px;color:var(--quiet);margin-top:2px}
.social-actions{margin-top:8px;min-height:40px}
.social-actions:empty{display:none}
.social-actions .text-link{font-size:12px;gap:6px}
/* Real works and founder identity balance the internal page introductions. */
.intro-split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);align-items:center;gap:64px;padding-block:64px 56px}
.page-intro-copy>p:not(.section-kicker){font-size:16px;line-height:1.85;color:var(--muted);margin-top:24px;max-width:560px}
.page-intro-copy>p br{display:none}
.catalog-preview{padding:20px;border:1px solid var(--line);border-radius:6px;background:var(--surface)}
.catalog-preview>p{font-size:12px;color:var(--muted);margin-bottom:16px}
.catalog-preview .product-cover{border:1px solid var(--line);border-radius:4px;background:white}
.catalog-preview-main>span,.catalog-preview-pair>div>span{display:block;font-size:12px;color:var(--muted);margin-top:8px}
.catalog-preview-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px}
.catalog-preview-pair .cover-zoom{font-size:10px;padding:4px 8px}
.about-profile{padding:32px;border:1px solid var(--line);border-radius:6px;background:var(--surface)}
.about-profile-top{display:flex;align-items:center;gap:24px}
.about-profile-top>img{width:136px;height:auto;flex-shrink:0}
.about-profile h2{font-size:30px;line-height:1.4;letter-spacing:0;margin-bottom:10px}
.about-profile-top p{font-size:13px;color:var(--muted);line-height:1.8}
.about-profile-description{font-size:17px;line-height:1.85;margin-top:24px}
.profile-areas{display:flex;flex-wrap:wrap;gap:8px 16px;font-size:12px;color:var(--muted);padding-block:16px 20px}
.about-profile>.text-link{font-size:13px}
@media(max-width:1100px){
.social-channel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.social-qr-frame{margin-inline:0}
.intro-split{gap:40px}
.intro-split h1{font-size:44px}
.about-profile{padding:24px}
.about-profile-top{gap:16px}
.about-profile-top>img{width:112px}
.about-profile-top p{font-size:12px}
}
@media(max-width:800px){
.connect-section{padding-block:56px}
.social-channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.social-qr-frame{max-width:220px}
.intro-split{grid-template-columns:1fr;gap:32px;padding-block:48px 40px}
.page-intro-copy>p:not(.section-kicker){font-size:15px;margin-top:20px}
.catalog-preview,.about-profile{width:100%;max-width:560px;justify-self:start}
.catalog-preview{padding:20px}
.about-profile{padding:28px}
.about-profile-top>img{width:136px}
}
@media(max-width:540px){
.connect-section{padding-block:48px}
.social-channel-grid{grid-template-columns:1fr;gap:0}
.social-channel{display:grid;grid-template-columns:minmax(0,1fr) clamp(160px,46vw,180px);grid-template-rows:auto 1fr;column-gap:20px;row-gap:12px;padding-block:24px;align-items:start}
.social-channel:last-child{border-bottom:1px solid var(--line)}
.social-channel-head{flex-direction:column;align-items:flex-start;gap:12px}
.social-qr-frame{grid-column:2;grid-row:1 / 3;margin:0;padding:8px;max-width:none}
.social-channel .qr-media{width:100%}
.social-caption{grid-column:1;grid-row:2}
.social-caption p{font-size:11px}
.social-caption .social-save{font-size:10px;max-width:110px}
.social-actions{margin-top:8px}
.intro-split h1{font-size:36px}
.page-intro-copy>p:not(.section-kicker){font-size:14px}
.catalog-preview{padding:16px}
.catalog-preview>p{margin-bottom:12px}
.catalog-preview-pair{gap:12px;margin-top:16px}
.catalog-preview-main>span,.catalog-preview-pair>div>span{font-size:11px}
.about-profile{padding:24px}
.about-profile-top{gap:20px}
.about-profile-top>img{width:112px}
.about-profile h2{font-size:27px}
.about-profile-top p{font-size:11px}
.about-profile-description{font-size:15px;margin-top:20px}
}
@media(max-width:360px){
.social-channel{column-gap:16px}
.social-channel-head p{font-size:10px}
.about-profile{padding:20px}
.about-profile-top{gap:16px}
.about-profile-top>img{width:96px}
}
/* Homepage: six complementary applications and quiet, aligned service rows. */
.app-carousel-track{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;overscroll-behavior-x:contain;scrollbar-width:none;padding:4px 2px 12px;margin-inline:-2px}
.app-carousel-track::-webkit-scrollbar{display:none}
.app-carousel-track>.app-card{flex:0 0 calc((100% - 48px)/3);min-width:0;scroll-snap-align:start}
.app-carousel-track:focus-visible{outline:2px solid var(--violet);outline-offset:5px;border-radius:6px}
.app-carousel-bar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:20px}
.carousel-position{font-size:13px;color:var(--quiet);font-variant-numeric:tabular-nums}
.carousel-controls,.carousel-arrows{display:flex;align-items:center;gap:12px}
.carousel-controls{gap:24px}
.carousel-autoplay{font:inherit;font-size:12px;min-height:44px;padding:6px 0;background:none;border:0;color:var(--muted);cursor:pointer}
.carousel-autoplay:hover{color:var(--violet)}
.carousel-arrows button{display:grid;place-items:center;width:44px;height:44px;padding:0;background:var(--white);border:1px solid var(--line);border-radius:4px;color:var(--ink);cursor:pointer}
.carousel-arrows button:hover{border-color:var(--violet);color:var(--violet)}
.carousel-arrows svg{width:20px;height:20px}
.carousel-prev svg{transform:rotate(180deg)}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.service-list{border-top:1px solid var(--line)}
.service-row{display:grid;grid-template-columns:1fr 1.1fr .85fr;align-items:start;gap:48px;padding:34px 0;border-bottom:1px solid var(--line)}
.service-heading{display:flex;align-items:flex-start;gap:16px}
.service-mark{display:flex;flex-shrink:0;color:var(--violet);padding-top:4px}
.service-mark svg{width:24px;height:24px}
.service-heading h3{font-size:22px;line-height:1.5}
.service-row>p{font-size:14px;line-height:1.85;color:var(--muted);max-width:380px}
.service-row ul{list-style:none;padding:0;margin:0;font-size:13px;line-height:1.8;color:var(--muted)}
.service-row li{position:relative;padding-left:16px;margin:0 0 6px}
.service-row li::before{content:"";position:absolute;left:0;top:11px;width:4px;height:4px;background:var(--violet);border-radius:50%}
.cooperation-flow{display:flex;align-items:center;gap:40px;margin-top:36px;padding:28px 32px;background:var(--surface);border-left:2px solid var(--violet)}
.cooperation-flow h3{flex-shrink:0;font-size:14px;line-height:1.8}
.cooperation-flow ol{display:flex;flex:1;justify-content:space-between;gap:24px;list-style:none;margin:0;padding:0}
.cooperation-flow li{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
.cooperation-flow li span{font-size:12px;color:var(--violet);font-variant-numeric:tabular-nums}
@media(max-width:1100px){.service-row{gap:28px;grid-template-columns:1fr 1fr .9fr}.service-heading{gap:12px}.service-heading h3{font-size:20px}.cooperation-flow{gap:28px;padding:24px}.cooperation-flow ol{gap:16px}.cooperation-flow li{font-size:12px;gap:8px}}
@media(max-width:1000px){.app-carousel-track>.app-card{flex-basis:calc((100% - 24px)/2)}}
@media(max-width:800px){.service-row{grid-template-columns:1fr 1fr;gap:18px 32px;padding-block:28px}.service-heading{grid-column:1/-1}.service-heading h3{font-size:22px}.service-row>p{padding-left:36px;max-width:none}.cooperation-flow{align-items:flex-start;flex-direction:column;gap:20px}.cooperation-flow ol{display:grid;grid-template-columns:1fr 1fr;width:100%;gap:20px}}
@media(max-width:600px){.app-carousel-track{gap:16px}.app-carousel-track>.app-card{flex-basis:88%}.carousel-controls{gap:16px}.carousel-arrows{gap:8px}.app-carousel-bar{margin-top:12px}.service-row{grid-template-columns:1fr;gap:16px;padding-block:28px}.service-heading{grid-column:auto}.service-heading h3{font-size:21px}.service-row>p{padding-left:36px;font-size:14px}.service-row ul{padding-left:36px;display:flex;flex-wrap:wrap;gap:4px 18px;font-size:12px}.service-row li{margin:0}.cooperation-flow{padding:24px 20px;margin-top:28px}.cooperation-flow ol{gap:16px 12px}}
.app-carousel-track{overflow-anchor:none}
.app-carousel-track.is-rebasing{scroll-snap-type:none;scroll-behavior:auto}

/* Language navigation stays visible on mobile; English uses the approved layout. */
.site-nav{order:2;margin-left:auto}
.language-switch{order:3;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;min-height:44px;padding:6px 12px;border:1px solid var(--line);border-radius:4px;font-size:12px;color:var(--muted);line-height:1.3}
.language-switch:hover{color:var(--violet);border-color:var(--violet-soft)}
.menu-toggle{order:4}
.english-wordmark{display:flex;align-items:center;gap:9px;font-size:17px;line-height:1.13;font-weight:600;letter-spacing:-.035em}
.english-wordmark>img{width:42px;height:42px;object-fit:contain}
html[lang=en] .brand{width:180px}
html[lang=en] h1,html[lang=en] h2,html[lang=en] h3{text-wrap:pretty}
html[lang=en] .hero h1{font-size:clamp(42px,4.4vw,62px);line-height:1.12;letter-spacing:-.045em}
html[lang=en] .hero-description{font-size:16px;line-height:1.8}
html[lang=en] .hero-description br{display:none}
html[lang=en] .hero-description{max-width:485px}
html[lang=en] .site-nav{gap:24px}
html[lang=en] .capability-strip .shell>div{gap:36px}
html[lang=en] .social-channel-head p{white-space:normal;line-height:1.5}
html[lang=en] .social-channel-head{align-items:flex-start}
html[lang=en] .social-channel h3{font-size:15px;line-height:1.4;overflow-wrap:anywhere}
html[lang=en] .about-profile-top{gap:20px}
html[lang=en] .about-profile h2{font-size:28px}
html[lang=en] .company-identity>.english-wordmark{display:flex;align-items:center;margin-top:0;margin-bottom:32px;font-size:26px}
html[lang=en] .company-identity .english-wordmark>span{margin:0;font-size:26px;line-height:1.13;color:var(--ink)}
html[lang=en] .company-identity>.english-wordmark>img{width:64px;height:64px}
html[lang=en] .company-identity h2{font-size:25px;line-height:1.4}
html[lang=en] .cooperation-flow li{align-items:flex-start}
html[lang=en] .cooperation-flow li span{padding-top:1px}
@media(max-width:1100px){html[lang=en] .nav-bar{gap:16px}html[lang=en] .site-nav{gap:18px}html[lang=en] .site-nav>a{font-size:13px}}
@media(max-width:800px){.nav-bar{gap:12px}.language-switch{margin-left:auto}.site-nav{margin-left:0}html[lang=en] .brand{width:170px}html[lang=en] .site-nav{gap:0}html[lang=en] .site-nav>a{font-size:15px}html[lang=en] .hero h1{font-size:46px}html[lang=en] .mini-product{align-items:start}html[lang=en] .app-access .purchase-guide{flex-shrink:1}html[lang=en] .capability-strip .shell>div{gap:14px 28px}}
@media(max-width:540px){.language-switch{padding-inline:9px}html[lang=en] .brand{width:157px}html[lang=en] .english-wordmark{font-size:15px}html[lang=en] .english-wordmark>img{width:36px;height:36px}html[lang=en] .hero h1{font-size:41px}html[lang=en] .hero-description{font-size:14px}html[lang=en] .page-intro h1{font-size:36px;line-height:1.2}html[lang=en] .social-caption .social-save{max-width:none}html[lang=en] .social-caption p{font-size:10px}html[lang=en] .about-profile-top{gap:16px}html[lang=en] .about-profile-top>img{width:96px}html[lang=en] .about-profile h2{font-size:25px}html[lang=en] .cooperation-flow ol{grid-template-columns:1fr}}
@media(max-width:360px){html[lang=en] .brand{width:145px}html[lang=en] .english-wordmark{font-size:14px}html[lang=en] .english-wordmark>img{width:32px;height:32px}html[lang=en] .hero h1{font-size:37px}html[lang=en] .about-profile-top{align-items:flex-start}html[lang=en] .about-profile-top>img{width:80px}}