:root{--ink:#17252d;--muted:#65717a;--paper:#fff;--soft:#f2f5f5;--night:#101a20;--cyan:#70d9e6;--line:#dce2e4;--gutter:clamp(24px,5.55vw,112px);--header-height:76px;color-scheme:light;font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}body.modal-open{overflow:hidden}button,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}button:disabled{cursor:default}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #13a5b9;outline-offset:6px}img,video{display:block;max-width:100%;height:auto}button{border:0}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:500}h2{font-size:clamp(32px,3.4vw,53px);line-height:1.4;letter-spacing:-.035em}h3{font-size:23px;line-height:1.5}.page-width{width:calc(100% - 2*var(--gutter));max-width:1600px;margin-inline:auto}.section-space{padding-top:120px;padding-bottom:120px}.section-kicker{font-size:15px;margin-bottom:23px;letter-spacing:.06em}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-100px;left:20px;padding:12px 20px;background:#fff;z-index:100}.skip-link:focus{top:10px}.site-header{height:var(--header-height);position:absolute;inset:0 0 auto;display:flex;align-items:center;gap:42px;padding:0 var(--gutter);z-index:30;color:#fff;border-bottom:1px solid #ffffff2b;transition:background .25s,color .25s,height .25s}.site-header.scrolled{position:fixed;height:76px;background:#fffffff5;backdrop-filter:blur(18px);color:var(--ink);border-bottom-color:var(--line)}.brand{display:inline-flex;gap:13px;align-items:center;flex-shrink:0}.brand-name{font-size:25px;line-height:1.2;font-weight:600;letter-spacing:.1em;display:flex;align-items:baseline;gap:13px}.brand-en{font-size:16px;font-family:Arial,sans-serif;letter-spacing:-.04em;font-weight:500}.brand-mark{flex-shrink:0}.main-nav{display:flex;gap:35px;margin-left:auto;font-size:14px;white-space:nowrap}.main-nav>a{position:relative;padding:10px 0}.main-nav>a::after{content:"";position:absolute;height:1px;left:0;right:0;bottom:3px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .2s}.main-nav>a:hover::after{transform:scaleX(1)}.header-contact{background:transparent;color:inherit;display:flex;gap:30px;border:1px solid #ffffff90;padding:10px 20px;font-size:14px}.scrolled .header-contact{border-color:#a8b5bb}.header-contact:hover{background:#ffffff1f}.menu-toggle,.mobile-contact{display:none}.hero{height:var(--opening-height);min-height:var(--opening-min-height);max-height:var(--opening-max-height);position:relative;isolation:isolate;background:var(--night);color:white;overflow:hidden}.hero-visual,.hero-shade{position:absolute;inset:0;z-index:-1}.hero-visual img{height:100%;width:100%;object-fit:cover;object-position:64% 50%;animation:hero-settle 16s ease-out both}.hero-shade{background:linear-gradient(90deg,rgba(8,18,25,.82) 0%,rgba(8,18,25,.52) 34%,rgba(8,18,25,.03) 66%),linear-gradient(0deg,rgba(8,18,25,.48),transparent 25%,transparent 75%,rgba(8,18,25,.28))}.hero-content{height:100%;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding-top:75px;padding-bottom:30px}.hero-intro{font-size:16px;letter-spacing:.05em;margin-bottom:28px;color:#ebf2f3}.hero 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span{font-size:20px}.section-opening{display:flex;justify-content:space-between;align-items:flex-end;gap:70px;margin-bottom:66px}.section-opening>p,.demo-introduction>p{font-size:16px;color:var(--muted);line-height:1.95;max-width:430px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}.service{padding:42px 38px 0;border-right:1px solid var(--line)}.service:first-child{padding-left:0}.service:last-child{padding-right:0;border:0}.service-symbol{display:block;width:44px;height:44px;margin-bottom:36px}.service-symbol svg{fill:none;stroke:#416670;stroke-width:1.4;stroke-linejoin:round}.service-preview{display:block;font-size:14px;color:var(--muted);margin-top:13px;line-height:1.85}.scenarios{background:var(--soft)}.scenario-stage{position:relative;min-height:650px;height:47vw;max-height:840px;isolation:isolate;overflow:hidden;color:white}.scenario-image,.scenario-shade{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-1}.scenario-image{object-position:50% 58%}.scenario-shade{background:linear-gradient(90deg,rgba(10,25,34,.9),rgba(10,25,34,.6) 32%,rgba(10,25,34,.03) 72%)}.scenario-content{padding-top:82px;padding-bottom:84px;position:relative}.scenario-content h2{font-size:clamp(32px,3.3vw,50px)}.scenario-copy{margin-top:55px;max-width:350px}.scenario-copy h3{font-size:22px;margin-bottom:16px}.scenario-copy p{font-size:15px;line-height:1.9;color:#d7e2e7}.text-link{display:inline-flex;gap:29px;align-items:center;background:transparent;padding:0 0 6px;border-bottom:1px solid currentColor;font-size:14px;color:inherit}.scenario-copy .text-link{margin-top:25px}.scenario-tabs{display:grid;grid-template-columns:repeat(3,1fr)}.scenario-tabs button{position:relative;padding:29px 35px;background:none;border-top:3px solid transparent;border-right:1px solid #dce2e4;text-align:left;font-size:20px;transition:background .2s}.scenario-tabs button:first-child{padding-left:0}.scenario-tabs button:last-child{border-right:0}.scenario-tabs button[aria-selected=true]{border-top-color:#16869a;color:#0b6475}.scenario-tabs button:hover{background:#e7eff0}.scenario-tabs span{display:block;margin-top:5px;font-size:12px;color:var(--muted)}.demonstration{background:var(--night);color:#fff}.demo-opening{align-items:flex-end}.demo-opening h2{font-size:clamp(32px,3.4vw,52px)}.demo-opening .section-kicker{color:#a9cbd2}.demo-introduction{padding-bottom:5px}.demo-introduction>p{color:#acbac2}.demo-switch{display:flex;width:max-content;max-width:100%;gap:0;margin-top:29px;border:1px solid #50606a;align-self:flex-start}.demo-switch button{background:none;color:#b8c6cf;font-size:13px;padding:10px 22px}.demo-switch button[aria-pressed=true]{color:#102129;background:#d3e9ed}.demo-screen{position:relative;aspect-ratio:16/9;background:#060d12;overflow:hidden}.demo-screen video{width:100%;height:100%;object-fit:contain}.demo-screen::after{content:"";position:absolute;bottom:0;height:100px;left:0;right:0;background:linear-gradient(transparent,#030d15aa);pointer-events:none}.demo-play{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;color:white;background:#07131c24}.demo-play>span:first-child{width:74px;height:74px;display:grid;place-items:center;background:#ffffffec;color:#19343f;border-radius:50%;font-size:20px;padding-left:4px}.demo-play>span:last-child{font-size:14px;text-shadow:0 1px 8px #000}.demo-play[hidden],button[hidden]{display:none}.demo-controls{position:absolute;inset:auto 27px 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0;background:#eef3f4}.about-inner{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:start}.about .section-kicker{color:#567781}.about h2{font-size:clamp(30px,3.1vw,47px)}.about-copy{padding-top:8px;max-width:520px;color:#53656f;font-size:16px;line-height:2}.about-copy p+p{margin-top:22px}.about-copy .text-link{margin-top:30px;color:#183c48}.contact-section{position:relative;isolation:isolate;overflow:hidden;background:var(--night);color:#fff;padding:110px 0 115px}.contact-section>img,.contact-shade{position:absolute;inset:0;width:100%;height:100%;z-index:-1;object-fit:cover;object-position:50% 60%}.contact-shade{background:#0a1d2ce0}.contact-content{display:flex;justify-content:space-between;align-items:center;gap:50px}.contact-content h2{font-size:clamp(34px,3.8vw,58px)}.contact-content p{font-size:16px;line-height:1.9;color:#bfccd3;margin-bottom:26px}.site-footer{padding-top:55px;padding-bottom:25px}.footer-top{display:flex;gap:35px;align-items:center;padding-bottom:42px}.footer-top>p{font-size:13px;color:#667780}.footer-top .brand-name{font-size:23px}.footer-top .brand-en{font-size:15px}.back-top{margin-left:auto;font-size:13px;display:flex;gap:18px}.footer-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;gap:35px;justify-content:space-between;font-size:11px;color:#7a878e}.footer-bottom button{font-size:12px;background:none;padding:0}.contact-dialog,.video-dialog{padding:0;border:0;color:var(--ink);max-width:calc(100vw - 32px);max-height:90svh;overflow:auto}.contact-dialog{width:890px;background:white}.contact-dialog[open]{display:grid;grid-template-columns:1fr 300px;gap:40px;padding:48px}.contact-dialog::backdrop,.video-dialog::backdrop{background:#06121bcc;backdrop-filter:blur(8px)}.dialog-close{position:absolute;right:15px;top:10px;width:38px;height:38px;display:grid;place-items:center;background:transparent;color:inherit;font-size:30px;line-height:1;z-index:5}.contact-dialog h2{font-size:34px;margin-bottom:23px}.contact-dialog-copy>.section-kicker{color:#527982;font-size:13px}.contact-dialog-copy>p:not(.section-kicker){font-size:14px;color:var(--muted);max-width:300px}.contact-dialog-copy ul{list-style:none;padding:0;margin:24px 0 38px;font-size:13px;line-height:2.1;color:#526873}.contact-dialog-copy li::before{content:"—";margin-right:9px;color:#9ab8c0}.qr-panel{text-align:center;padding-top:10px}.qr-panel img{width:260px;height:auto;margin:auto}.qr-panel p{font-size:13px;margin-top:15px}.qr-panel a{font-size:12px;color:#49727e;border-bottom:1px solid 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@media(min-width:1800px){.hero-content{padding-left:0}.hero h1{font-size:80px}}
@media(max-width:1100px){:root{--gutter:40px}.brand-name{gap:9px;font-size:23px}.brand-en{font-size:14px}.site-header{gap:25px}.main-nav{gap:24px}.header-contact{gap:15px;padding:8px 13px}.section-space{padding-top:90px;padding-bottom:90px}.hero h1{font-size:58px}.hero-visual img{object-position:61% center}.section-opening{gap:35px}.service{padding-left:26px;padding-right:26px}.service-preview{font-size:13px}.scenario-content{padding-top:65px}.scenario-stage{height:660px}.scenario-shade{background:linear-gradient(90deg,#0a1922eb,#0a19228a 45%,#0a19220a)}.scenario-copy{max-width:320px}.about-inner{gap:45px}.contact-dialog[open]{padding:38px;gap:28px;grid-template-columns:1fr 260px}}
@media(max-width:800px){:root{--gutter:24px;--header-height:76px}.site-header{gap:15px}.brand-name{font-size:23px}.brand-en{font-size:15px}.brand-mark{width:31px;height:31px}.header-contact{margin-left:auto;font-size:12px}.menu-toggle{display:flex;flex-direction:column;gap:6px;justify-content:center;align-items:center;width:38px;height:42px;background:transparent;color:inherit;padding:8px}.menu-toggle span{width:23px;height:1px;background:currentColor;transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}.main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;color:var(--ink);padding:24px;box-shadow:0 18px 24px #10252b14}.main-nav.open{display:flex;flex-direction:column;gap:4px}.main-nav>a{padding:14px 0;font-size:16px}.main-nav>a::after{display:none}.mobile-contact{display:flex;justify-content:space-between;padding:16px 0;border-top:1px solid var(--line);margin-top:10px;background:transparent;font-size:16px}.site-header.menu-open{color:var(--ink);background:white}.hero h1{font-size:clamp(40px,7.4vw,58px)}.hero-content{justify-content:flex-start;padding-top:180px}.hero-intro{font-size:14px;margin-bottom:23px}.hero-description{font-size:16px;margin-top:24px}.hero-actions{gap:24px;margin-top:35px}.hero-visual img{object-position:66% center}.hero-shade{background:linear-gradient(90deg,#081219a8,#08121912),linear-gradient(0deg,#08121950,transparent 20%,#0812190a 50%,#08121977)}.hero-bottom{bottom:25px}.section-opening{align-items:flex-start;flex-direction:column;gap:27px;margin-bottom:44px}.section-opening>p{font-size:15px}.section-space{padding-top:78px;padding-bottom:78px}.service-grid{grid-template-columns:1fr}.service,.service:first-child,.service:last-child{border-right:0;border-bottom:1px solid var(--line);padding:29px 0}.service-summary{display:grid;grid-template-columns:48px 1fr;column-gap:20px;align-items:center}.service-symbol{width:35px;height:35px;grid-column:1;grid-row:1/3;margin-bottom:0}.service h3{grid-column:2;grid-row:1;font-size:21px}.service-preview{grid-column:2;grid-row:2;margin-top:8px}.scenario-stage{height:700px;min-height:0}.scenario-content{padding-top:55px}.scenario-content .section-kicker{font-size:13px}.scenario-content h2{font-size:35px}.scenario-image{object-position:36% center}.scenario-shade{background:linear-gradient(90deg,#091a25db,#091a2544),linear-gradient(0deg,#091a2544,transparent)}.scenario-copy{max-width:320px;margin-top:40px}.scenario-tabs button,.scenario-tabs button:first-child{font-size:16px;padding:22px 16px}.scenario-tabs span{font-size:11px;margin-top:8px}.scenario-tabs button:first-child{padding-left:0}.demo-opening{gap:30px}.demo-introduction{width:100%;display:flex;gap:20px;justify-content:space-between;align-items:flex-end}.demo-introduction>p{font-size:14px}.demo-switch{margin-top:0;align-self:flex-end}.demo-switch button{padding:9px 15px;font-size:12px}.demo-controls{inset:auto 15px 10px;font-size:11px}.demo-controls>div{gap:16px}.demo-controls button{font-size:11px}.demo-play>span:first-child{width:58px;height:58px;font-size:16px}.demo-play>span:last-child{font-size:12px}.demo-play{gap:10px}.capability-line{gap:23px;font-size:15px;margin-top:34px}.process-list{grid-template-columns:1fr 1fr;gap:35px 20px;border:0}.process-list li{border-top:1px solid #b7c4c9;padding-top:22px;padding-right:15px}.process-list h3{font-size:20px;margin:14px 0 10px}.process-list p{font-size:13px}.about{padding:75px 0}.about-inner{grid-template-columns:1fr;gap:35px}.about-copy{max-width:100%;font-size:15px}.contact-section{padding:75px 0}.contact-content{align-items:flex-start;flex-direction:column;gap:30px}.contact-content>div{display:flex;align-items:center;justify-content:space-between;gap:25px;width:100%}.contact-content p{margin:0;font-size:14px}.contact-content .button{gap:25px;font-size:13px;padding:14px 18px}.footer-top{flex-wrap:wrap;gap:20px;padding-bottom:30px}.footer-top>p{order:3;width:100%;font-size:12px}.footer-bottom{flex-wrap:wrap;gap:14px 20px}.footer-bottom button{margin-left:auto}.contact-dialog[open]{width:660px;padding:38px 28px;grid-template-columns:1fr 230px;gap:24px}.contact-dialog h2{font-size:27px}.contact-dialog-copy .text-link{font-size:12px;gap:10px}.qr-panel img{width:230px}.contact-dialog-copy ul{margin-bottom:25px}}
@media(max-width:520px){.brand-en{font-size:13px}.brand-name{font-size:21px;gap:9px}.brand{gap:8px}.header-contact{display:none}.menu-toggle{margin-left:auto}.hero-content{padding-top:132px}.hero h1{font-size:43px}.hero-description{font-size:15px;line-height:1.85}.hero-intro{font-size:12px;letter-spacing:.03em}.hero-actions{gap:20px;margin-top:27px;align-items:flex-start;flex-direction:column}.hero-actions .button{padding:13px 20px;font-size:13px;gap:40px}.watch-button{font-size:12px;padding:0}.hero-visual img{object-position:63% center}.hero-shade{background:linear-gradient(90deg,#081219ba,#0812190a),linear-gradient(0deg,#08121930,transparent 35%,#08121924 60%,#08121988)}.hero-bottom{font-size:10px}.scroll-cue{gap:14px}.service-summary{grid-template-columns:35px 1fr;gap:5px 14px}.service h3{font-size:19px}.service-preview{font-size:12px}.scenario-stage{height:660px}.scenario-content h2{font-size:31px}.scenario-copy{margin-top:35px;max-width:290px}.scenario-copy h3{font-size:20px}.scenario-copy p{font-size:14px}.scenario-tabs{width:100%;padding-inline:var(--gutter)}.scenario-tabs button,.scenario-tabs button:first-child{font-size:14px;padding:19px 9px}.scenario-tabs button:first-child{padding-left:0}.scenario-tabs span{font-size:10px}.demo-introduction{align-items:flex-start;flex-direction:column;gap:22px}.demo-switch{align-self:flex-start}.demo-screen{aspect-ratio:4/3}.demo-controls>span{display:none}.demo-controls{justify-content:flex-end}.demo-controls>div{gap:22px}.demo-play>span:first-child{width:51px;height:51px}.capability-line{gap:13px;font-size:13px}.contact-content>div{align-items:flex-start;flex-direction:column;gap:24px}.contact-content h2{font-size:33px}.contact-dialog[open]{grid-template-columns:1fr;padding:38px 25px;gap:20px;max-width:calc(100vw - 30px)}.contact-dialog h2{font-size:28px}.contact-dialog h2 br{display:none}.contact-dialog-copy ul{display:none}.contact-dialog-copy .text-link{margin-top:18px}.qr-panel{border-top:1px solid var(--line);padding-top:20px}.qr-panel img{width:210px}.footer-top .brand-name{font-size:22px}.footer-top .brand-en{font-size:13px}.back-top{font-size:11px}.footer-bottom{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

.evolution-feature{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:center;gap:clamp(24px,4vw,72px);margin-bottom:72px}.evolution-copy h2{font-size:clamp(32px,3.05vw,49px);line-height:1.45}.evolution-copy p{margin-top:28px;font-size:16px;color:var(--muted);line-height:1.95}.evolution-visual{margin:0;width:100%;max-width:660px;justify-self:end}.evolution-visual img{width:100%;height:auto;border-radius:20px}.hero-description{max-width:450px}@media(max-width:800px){.evolution-feature{grid-template-columns:1fr;gap:32px;margin-bottom:42px}.evolution-copy h2{font-size:clamp(32px,5.4vw,42px)}.evolution-copy p{font-size:15px;margin-top:22px}.evolution-visual{max-width:580px;justify-self:center}}@media(max-width:520px){.evolution-feature{gap:24px;margin-bottom:28px}.evolution-visual img{border-radius:12px}.hero h1{font-size:42px}.service h3{font-size:18px}}

.qr-window{position:relative;width:260px;max-width:100%;aspect-ratio:1;overflow:hidden;background:white;margin:25px auto 0}.qr-window img{position:absolute;max-width:none;width:266.6667%;height:auto;left:-147.2222%;top:-330.5556%;margin:0}.contact-dialog[open]{align-items:center}.contact-dialog-copy{padding-block:8px}.footer-bottom{color:#64717a}@media(max-width:520px){.qr-window{width:230px;margin-top:4px}}

/* Keep the desktop header on one line and collapse before its links run out of room. */
.site-header .brand-name,.site-header .header-contact{white-space:nowrap}
.site-header .header-contact{flex-shrink:0;align-items:center}
@media(min-width:801px) and (max-width:1024px){
:root{--header-height:76px}.site-header{gap:15px}.brand-name{font-size:23px}.brand-en{font-size:15px}.brand-mark{width:31px;height:31px}.header-contact{margin-left:auto;font-size:12px}.menu-toggle{display:flex;flex-direction:column;gap:6px;justify-content:center;align-items:center;width:38px;height:42px;background:transparent;color:inherit;padding:8px}.menu-toggle span{width:23px;height:1px;background:currentColor;transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}.main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;color:var(--ink);padding:24px;box-shadow:0 18px 24px #10252b14}.main-nav.open{display:flex;flex-direction:column;gap:4px}.main-nav>a{padding:14px 0;font-size:16px}.main-nav>a::after{display:none}.mobile-contact{display:flex;justify-content:space-between;padding:16px 0;border-top:1px solid var(--line);margin-top:10px;background:transparent;font-size:16px}.site-header.menu-open{color:var(--ink);background:white}
}
.contact-dialog.business-card[open] {
  width: 960px;
  max-width: calc(100vw - 48px);
  max-height: calc(100svh - 48px);
  grid-template-columns: minmax(0, 1fr) 300px;
  align-items: stretch;
  gap: 0;
  padding: 0;
  border-radius: 12px;
  background: #fff;
  color: #0b2043;
  box-shadow: 0 32px 100px #020a2059;
}
.business-card-tools { position: sticky; top: 0; grid-column: 1 / -1; z-index: 6; height: 0; }
.business-card-tools .dialog-close { top: 12px; right: 12px; width: 36px; height: 36px; border-radius: 50%; color: #173766; background: #fffffff2; font-size: 27px; }
.business-card-tools .dialog-close:focus-visible { outline-width: 2px; outline-offset: 2px; }
.business-card-main { min-width: 0; padding: 42px 48px 36px; }
.business-card-brand { font: 700 35px/1.1 Arial, sans-serif; letter-spacing: -.055em; }
.business-card-brand span { color: #0757e9; }
.business-card-company { margin-top: 10px; font-size: 13px; letter-spacing: .04em; }
.business-card-identity { display: flex; align-items: baseline; gap: 19px; margin-top: 36px; }
.contact-dialog.business-card h2 { margin: 0; font-size: 43px; font-weight: 600; line-height: 1.35; letter-spacing: .04em; }
.business-card-contacts { display: grid; gap: 13px; margin-top: 29px; }
.business-card-contacts a { display: flex; align-items: center; gap: 13px; width: fit-content; max-width: 100%; font-size: 16px; line-height: 1.6; }
.business-card-contacts a:hover { color: #0757e9; }
.business-card-contacts svg { flex: 0 0 21px; width: 21px; height: 21px; fill: none; stroke: #0757e9; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.business-card-contacts span { overflow-wrap: anywhere; }
.business-card-business { margin-top: 29px; padding-top: 23px; border-top: 1px solid #e2e9f1; }
.business-card-business > p { color: #75849a; font-size: 11px; }
.business-card-business ul { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 12px 0 0; padding: 0; }
.business-card-business li { padding: 5px 9px; border: 1px solid #e1e8f1; border-radius: 4px; color: #335174; font-size: 12px; line-height: 1.7; }
.business-card-location { margin-top: 23px; color: #748198; font-size: 11px; line-height: 1.9; }
.business-card-location a { display: inline-flex; align-items: center; gap: 12px; color: #34577f; font-family: Arial, sans-serif; font-size: 12px; }
.business-card-location p { margin-top: 5px; }
.business-card-downloads { display: flex; flex-wrap: wrap; gap: 14px 28px; margin-top: 25px; }
.business-card-downloads a { display: inline-flex; gap: 15px; align-items: center; padding-bottom: 4px; border-bottom: 1px solid #b7c9df; color: #17478b; font-size: 12px; }
.business-card-downloads a:hover { border-color: #0757e9; color: #0757e9; }
.business-card-wechat { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 64px 27px 40px; overflow: hidden; isolation: isolate; background: linear-gradient(155deg, #0863ec, #0645c8 58%, #0735a3); color: white; text-align: center; }
.business-card-wechat::before { content: ''; position: absolute; z-index: -1; width: 390px; height: 390px; border: 1px solid #ffffff26; border-radius: 50%; top: -215px; right: -185px; }
.business-card-wechat-label { margin-bottom: 24px; color: #ffffffc9; font-size: 13px; letter-spacing: .08em; }
.business-card-code { position: relative; display: block; width: 222px; height: 222px; max-width: 100%; overflow: hidden; border: 7px solid #fff; border-radius: 50%; background: #fff; }
.business-card-code img { position: absolute; max-width: none; width: 530.8197%; height: auto; left: -391.4754%; top: -459.6721%; }
.business-card-wechat-id { margin-top: 27px; font: 500 25px/1.6 Arial, sans-serif; }
.business-card-wechat-id span { display: block; font-family: inherit; font-size: 11px; color: #ffffffa6; }
.business-card-code-link { display: inline-flex; gap: 16px; align-items: center; margin-top: 22px; padding-bottom: 3px; border-bottom: 1px solid #ffffff61; font-size: 11px; color: #ffffffdc; }
@media (max-width: 800px) {
  .contact-dialog.business-card[open] { width: 720px; grid-template-columns: minmax(0, 1fr) 255px; }
  .business-card-main { padding: 36px 30px 30px; }
  .business-card-wechat { padding-inline: 20px; }
  .business-card-code { width: 205px; height: 205px; }
  .business-card-identity { margin-top: 30px; }
}
@media (max-width: 620px) {
  .contact-dialog.business-card[open] { width: 420px; max-width: calc(100vw - 24px); max-height: calc(100svh - 24px); grid-template-columns: 1fr; }
  .business-card-main { padding: 32px 25px 28px; }
  .business-card-brand { font-size: 32px; }
  .business-card-company { font-size: 12px; }
  .contact-dialog.business-card h2 { font-size: 36px; }
  .business-card-contacts a { font-size: 15px; gap: 11px; }
  .business-card-business { margin-top: 25px; padding-top: 20px; }
  .business-card-downloads { gap: 14px 22px; }
  .business-card-downloads a { gap: 9px; }
  .business-card-wechat { display: grid; grid-template-columns: clamp(145px, 46vw, 190px) minmax(0, 1fr); column-gap: 16px; padding: 26px 22px; text-align: left; }
  .business-card-wechat-label { grid-column: 2; grid-row: 1; align-self: end; margin: 0; font-size: 12px; }
  .business-card-code { grid-column: 1; grid-row: 1 / 4; width: clamp(145px, 46vw, 190px); height: clamp(145px, 46vw, 190px); }
  .business-card-wechat-id { grid-column: 2; grid-row: 2; margin-top: 10px; font-size: 20px; }
  .business-card-code-link { grid-column: 2; grid-row: 3; align-self: start; gap: 8px; margin-top: 12px; }
}

@media(min-width:1025px){.site-header{gap:28px}.main-nav{gap:clamp(16px,1.8vw,28px)}}

/* Homepage dimensions are the shared reference for all primary page openings. */
:root{--opening-height:100svh;--opening-min-height:740px;--opening-max-height:1200px}
@media(max-width:1100px){:root{--opening-min-height:720px;--opening-max-height:950px}}
@media(max-width:800px){:root{--opening-height:860px;--opening-min-height:100svh;--opening-max-height:1000px}}