:root{--ink:#142b4b;--navy:#071e36;--blue:#387cff;--blue-dark:#2864d8;--white:#fff;--muted:#6f7e90;--pale:#f2f6fa;--line:#e2e8ef;--font:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;--mono:Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:106px}body{margin:0;background:var(--white);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--blue);outline-offset:5px}::selection{background:#c8dcff;color:#142b4b}img{display:block;max-width:100%}svg{display:block}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:500}.container{width:min(1280px,calc(100% - 144px));margin-inline:auto}.section-pad{padding:136px 0}.skip-link{position:fixed;z-index:100;top:12px;left:12px;transform:translateY(-150%);background:var(--blue);color:white;padding:12px}.skip-link:focus{transform:none}
.site-header{height:106px;position:relative;z-index:20;width:100%;display:flex;align-items:center;justify-content:space-between;padding:0 62px;background:#fff;transition:box-shadow .3s}.site-header.scrolled{position:sticky;top:0;box-shadow:0 4px 30px #152d4510}.brand{display:flex;align-items:center;gap:5px;flex-shrink:0}.brand-mark{width:74px;height:55px;object-fit:contain;mix-blend-mode:multiply}.brand-word{display:flex;flex-direction:column;gap:9px}.brand-word strong{font-size:24px;letter-spacing:2px;line-height:1;font-weight:600}.brand-word small{font-size:11px;color:#7a8797;letter-spacing:1.5px}.desktop-nav{display:flex;gap:43px;margin-left:20px}.desktop-nav a{font-size:14px;color:#455367;position:relative;padding:17px 0}.desktop-nav a:after{content:"";position:absolute;bottom:4px;left:0;width:100%;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .25s}.desktop-nav a:hover,.desktop-nav a.active{color:var(--blue)}.desktop-nav a:hover:after,.desktop-nav a.active:after{transform:scaleX(1)}.header-contact{font-size:14px;display:flex;align-items:center;gap:30px;padding:14px 20px;background:var(--blue);color:white;transition:background .25s}.header-contact span{font-size:21px;line-height:18px}.header-contact:hover{background:var(--blue-dark)}.menu-button{display:none;background:none;border:0;width:40px;height:40px;padding:9px;color:var(--ink)}.menu-button span{display:block;height:1px;width:23px;background:currentColor;margin:7px 0}.mobile-nav{position:fixed;z-index:19;inset:81px 0 auto;background:white;padding:20px 28px 32px;border-bottom:1px solid var(--line);box-shadow:0 20px 35px #12294714}.mobile-nav[hidden]{display:none}.mobile-nav a{display:block;padding:16px 0;font-size:17px;border-bottom:1px solid var(--line)}
.hero{min-height:690px;height:calc(100svh - 106px);max-height:920px;position:relative;isolation:isolate;overflow:hidden;background:var(--navy);color:white}.hero-image,.hero-shade,#network-canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.hero-image{background-color:#0d253d;background-size:cover;background-position:center;will-change:transform}.hero.has-image .hero-image{background-image:url('assets/city.webp');animation:cinema-drift 28s ease-in-out infinite alternate}.hero-shade{background:linear-gradient(90deg,rgba(4,22,42,.88),rgba(6,27,49,.62) 37%,rgba(8,31,52,.1) 75%),linear-gradient(0deg,rgba(4,23,42,.75),transparent 35%)}#network-canvas{opacity:.16;mix-blend-mode:screen}.hero-content{height:100%;padding-top:clamp(110px,12vh,175px);position:relative;z-index:2;padding-bottom:170px}.eyebrow{display:flex;gap:15px;align-items:center;font:11px/1.5 Arial,sans-serif;letter-spacing:3px;color:#c7d9ec}.short-rule{width:30px;height:1px;background:#bdd3ee}h1{font-size:clamp(48px,5.3vw,78px);letter-spacing:1px;line-height:1.4;margin:37px 0 25px;font-weight:500}.hero-description{font-size:17px;line-height:2;color:#ccdae7;letter-spacing:1px}.hero-actions{display:flex;align-items:center;gap:34px;margin-top:42px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:45px;padding:19px 26px;font-size:14px;font-weight:500;min-height:58px;border:1px solid transparent;transition:background .25s,transform .25s}.button-plus{font-size:22px;line-height:1;font-weight:300}.button:hover{transform:translateY(-2px)}.button-white{background:white;color:#173353}.button-white:hover{background:#eaf2ff}.button-blue{background:var(--blue);color:white}.button-blue:hover{background:var(--blue-dark)}.text-link{display:inline-block;font-size:14px;position:relative;padding-block:12px;color:#e2ebf4}.link-line{display:block;position:absolute;bottom:0;height:1px;background:#bfcedc80;width:100%;transition:background .2s}.text-link:hover .link-line{background:white}.hero-bottom{position:absolute;bottom:36px;left:0;right:0;display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid #c9deef33;padding-top:27px;z-index:2}.hero-caption{display:flex;align-items:center;gap:17px;font-size:14px;color:#e2edf8;letter-spacing:1px}.hero-caption-line{width:2px;height:36px;background:#7fb0e8}.hero-caption small{display:block;font:9px Arial,sans-serif;letter-spacing:2px;color:#91a9c1;margin-top:11px}.hero-pagination{display:flex;align-items:center;gap:22px;font:10px Arial,sans-serif;letter-spacing:2px;color:#acbdd0}.hero-pagination>span:first-child{color:white}.hero-pagination i{display:block;width:90px;height:1px;background:#c4daee66;position:relative}.hero-pagination i:before{content:"";position:absolute;inset:0;background:white;transform-origin:left;animation:cinema-progress 28s linear infinite alternate}.scroll-note{display:flex;gap:15px;align-items:center;color:#d5e3ef;font-size:12px}.scroll-track{width:16px;height:27px;border:1px solid #b3c9db80;border-radius:12px;position:relative}.scroll-track:after{content:"";position:absolute;width:2px;height:5px;background:#e5f1ff;left:6px;top:6px;animation:scroll-pulse 2s infinite}.intro-rail{padding:44px 0;border-bottom:1px solid var(--line)}.intro-rail>.container{display:flex;align-items:center;justify-content:space-between;gap:40px}.intro-rail p{font-size:19px;line-height:1.8;letter-spacing:1px;font-weight:500}.intro-rail p>span{font-size:14px;color:#758396;font-weight:400;letter-spacing:.7px}.intro-capabilities{display:flex;align-items:center}.intro-capabilities>span{font-size:16px;letter-spacing:2px;padding:10px 45px;border-left:1px solid #e4eaf1}.intro-capabilities>span:first-child{border:0}.intro-capabilities>span:last-child{padding-right:0}
.section-top{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:45px}.section-tag{font:11px/1.5 Arial,sans-serif;letter-spacing:2.3px;color:var(--blue);display:flex;align-items:center;gap:22px}.section-tag>span{font:13px var(--font);letter-spacing:1px;color:#7e8b9b;padding-left:22px;border-left:1px solid #d3dce7}.section-index{font:10px Arial,sans-serif;letter-spacing:1.5px;color:#a0adbb}.section-heading{display:flex;justify-content:space-between;gap:60px;align-items:end}.section-heading h2,.solution-copy h2,.about-copy h2,.contact-copy h2{font-size:clamp(37px,3.6vw,52px);letter-spacing:-.8px;line-height:1.5;font-weight:500}.section-heading>p{font-size:16px;color:#7a8798;line-height:2;max-width:450px;padding-bottom:8px;letter-spacing:.4px}.service-grid{margin-top:69px;border-top:1px solid var(--line)}.service-item{display:grid;grid-template-columns:85px 1fr 1.3fr 62px;align-items:center;gap:40px;padding:45px 0;border-bottom:1px solid var(--line);min-height:194px;transition:background .25s}.service-top{display:flex;flex-direction:column;gap:24px;align-items:start}.service-number{font:12px Arial,sans-serif;letter-spacing:1px;color:#8ba0b8}.service-icon{width:37px;height:37px;fill:none;stroke:#4b7fc5;stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round}.service-name>span{font:9px Arial,sans-serif;letter-spacing:1.8px;color:#94a3b6}.service-item h3{font-size:25px;font-weight:500;letter-spacing:.4px;margin-top:13px}.service-summary>p{font-size:16px;line-height:1.9;color:#758396}.service-tags{list-style:none;margin:18px 0 0;padding:0;display:flex;gap:18px;flex-wrap:wrap}.service-tags li{font-size:12px;color:#8594a6;position:relative}.service-tags li+li:before{content:"";position:absolute;left:-9px;top:5px;width:1px;height:11px;background:#d4dee9}.service-detail{display:flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:50%;background:white;border:1px solid #d9e3ef;color:var(--blue);font-size:24px;transition:.25s}.service-detail:hover{background:var(--blue);border-color:var(--blue);color:white;transform:rotate(90deg)}
.solutions{background:var(--pale)}.solutions-layout{display:grid;grid-template-columns:1fr 1.18fr;gap:100px;align-items:center}.solution-copy h2{font-size:46px}.solution-intro{font-size:16px;line-height:2;color:#7c8999;margin-top:24px}.solution-tabs{margin-top:43px}.solution-tabs button{display:flex;align-items:center;width:100%;background:transparent;color:#5f728a;border:0;border-top:1px solid #dce5ef;padding:24px 0;text-align:left;font-size:17px;transition:color .2s}.solution-tabs button:last-child{border-bottom:1px solid #dce5ef}.solution-tabs button>span{font:10px Arial,sans-serif;width:42px;color:#9caabd}.solution-tabs button>i{font-style:normal;font-size:23px;margin-left:auto;font-weight:300}.solution-tabs button[aria-selected=true]{color:var(--blue)}.solution-tabs button[aria-selected=true]>i{transform:rotate(45deg)}.solution-tabs button:hover{color:var(--blue)}.solution-visual{background:white;padding:30px 35px 32px;position:relative;box-shadow:0 15px 65px #2e557606;min-width:0}.diagram-header{display:flex;justify-content:space-between;align-items:center;font:9px Arial,sans-serif;letter-spacing:1.2px;color:#9badc0;gap:14px}.diagram-header b{color:#657f9d;font-weight:400}.diagram-label{font:11px var(--font);color:#8a9bb0;letter-spacing:1px}.topology{position:relative;height:330px;margin:15px -8px 0}.topology-lines{width:100%;height:100%;overflow:visible}.topology-lines>path{stroke:#d4e2f6;stroke-width:1;fill:none}.orbit{fill:none;stroke:#ccdff9;stroke-width:.7;opacity:.8}.orbit-outer{stroke-dasharray:2 7;opacity:.6}.data-pulse{fill:#7daeff}.node{position:absolute;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;flex-direction:column;font-size:12px;white-space:nowrap;color:#67829f;min-width:84px;padding:10px 12px;gap:9px}.node-center{left:50%;top:46%;width:120px;height:120px;border:1px solid #c6dcfb;border-radius:50%;background:#f2f7ff;box-shadow:0 0 0 9px #f9fbff;color:#397ae0;gap:5px}.node-center svg{width:34px;height:34px;stroke:#4f8ae9;stroke-width:1.1;fill:none;stroke-linejoin:round;stroke-linecap:round}.node-center strong{font-size:16px;font-weight:500;letter-spacing:1px}.node-center>span{color:#92a9c6;font-size:10px;letter-spacing:1px}.node-a{left:16.7%;top:20.3%}.node-b{left:83.3%;top:20.3%}.node-c{left:16.7%;top:77%}.node-d{left:83.3%;top:77%}.node-e{left:50%;top:86.5%}.node strong{font-weight:400}.node-symbol{font:23px Arial,sans-serif;color:#78a2df;line-height:1.2;background:white;width:42px;text-align:center}.diagram-description{border-top:1px solid #e5edf5;padding-top:23px}.diagram-description>span{font-size:11px;color:#97a8be;letter-spacing:2px}.diagram-description h3{font-size:16px;font-weight:500;margin-top:11px;line-height:1.8}.diagram-description p{font-size:14px;color:#8292a5;line-height:1.9;margin-top:10px}.scenario-chips{display:flex;gap:15px;flex-wrap:wrap;margin-top:18px}.scenario-chips>span{font-size:11px;color:#819abd;background:#f2f6fc;padding:6px 9px}
.about-layout{display:grid;grid-template-columns:1.03fr 1fr;gap:105px;align-items:center;margin-top:51px}.about-image{height:570px;overflow:hidden;position:relative;background:#102234}.about-image img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) brightness(.88)}.about-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#071d3ba6,transparent 50%)}.image-caption{position:absolute;z-index:1;bottom:34px;left:34px;right:34px;display:flex;justify-content:space-between;align-items:end;font:23px/1.5 Arial,sans-serif;color:white;letter-spacing:3px;font-weight:300}.image-caption>span:last-child{text-align:right;font-family:var(--font);font-size:12px;color:#c2d4e7;letter-spacing:2px;line-height:1.8}.about-kicker{color:#8c9cb1;font-size:12px;letter-spacing:2px;display:block;margin-bottom:25px}.about-copy h2{font-size:42px;margin-bottom:28px}.about-copy>p{font-size:16px;line-height:2;color:#7b8899;margin-top:19px;letter-spacing:.2px}.about-principles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:33px;padding-top:27px;border-top:1px solid var(--line)}.about-principles>span{font-size:11px;color:#92a0b1;line-height:1.8}.about-principles b{font-size:15px;color:#475e7a;display:block;font-weight:500;margin-bottom:8px}.text-link-blue{color:var(--blue);margin-top:29px}.text-link-blue .link-line{background:#c6daf9}.text-link-blue:hover .link-line{background:var(--blue)}
.process{background:#082542;color:white;position:relative;overflow:hidden}.process:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 90% 0%,#21559345,transparent 62%);pointer-events:none}.process .container{position:relative}.process .section-tag{color:#9ac5f5}.process .section-tag>span{color:#87a3c2;border-color:#36516c}.process .section-index{color:#6785a4}.process .section-heading>p{color:#95adc4}.process .section-heading h2{font-size:46px}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);list-style:none;padding:0;margin:70px 0 0;gap:47px}.process-num{display:flex;align-items:center;justify-content:space-between;font:34px Arial,sans-serif;font-weight:300;color:#87abd0;padding-bottom:23px;border-bottom:1px solid #59799b66}.process-num>i{height:5px;width:5px;background:#73aaf2;display:block;border-radius:50%}.process-grid h3{font-size:21px;font-weight:400;margin-top:25px;letter-spacing:.5px}.process-grid p{font-size:14px;color:#8ca7c1;line-height:2;margin-top:16px}.faq-section{background:white}.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:100px;align-items:start}.faq-layout h2{font-size:34px;line-height:1.6;letter-spacing:-.5px;margin-top:25px}.faqs details{border-bottom:1px solid var(--line)}.faqs details:first-child{border-top:1px solid var(--line)}.faqs summary{display:flex;justify-content:space-between;gap:25px;list-style:none;padding:25px 0;cursor:pointer;font-size:16px;line-height:1.8}.faqs summary::-webkit-details-marker{display:none}.faqs summary span{font-size:23px;line-height:26px;transition:transform .2s;color:#6796d5;font-weight:300}.faqs details[open] summary span{transform:rotate(45deg)}.faqs details>p{padding:0 30px 25px 0;font-size:15px;line-height:2;color:#7b8b9f}
.contact{background:#f0f5fc}.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:105px;align-items:start;margin-top:54px}.contact-copy{padding-top:35px}.contact-copy h2{font-size:45px;line-height:1.6}.contact-copy>p{font-size:16px;line-height:2;margin-top:28px;color:#7f90a4}.contact-company{margin-top:76px;position:relative;padding-left:25px}.contact-rule{position:absolute;left:0;top:0;width:2px;height:45px;background:var(--blue)}.contact-company strong{font-size:15px;letter-spacing:.5px;font-weight:500}.contact-company>small{display:block;font-size:12px;color:#90a0b3;margin-top:13px;letter-spacing:1px}.inquiry-form{display:flex;flex-direction:column;gap:24px;background:white;padding:38px 41px 40px;box-shadow:0 10px 40px #284a7805}.form-intro{font-size:20px;font-weight:500;display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:4px}.form-intro>span{font:9px Arial,sans-serif;letter-spacing:1.7px;color:#a0afc1}.inquiry-form label{display:flex;flex-direction:column;font-size:13px;gap:10px;position:relative;color:#62758c}.inquiry-form label>span{position:absolute;left:62px;top:0;font-size:12px;color:#6b94ce}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:25px}.inquiry-form input,.inquiry-form textarea,.inquiry-form select{border:0;border-bottom:1px solid #e1e8f1;border-radius:0;padding:8px 0 13px;background:transparent;color:var(--ink);width:100%;font-size:14px;min-height:40px;outline-offset:3px;transition:border-color .2s}.inquiry-form input:focus,.inquiry-form textarea:focus,.inquiry-form select:focus{border-color:var(--blue)}.inquiry-form select{appearance:auto;color:#475e7a}.inquiry-form select option{background:white}.inquiry-form input::placeholder,.inquiry-form textarea::placeholder{color:#b0bdcd;opacity:1}.inquiry-form textarea{resize:vertical;min-height:84px}.inquiry-form>.button-blue{width:100%;font-size:14px;min-height:56px;margin-top:5px}.button-blue:disabled{opacity:.6;transform:none}.form-status{font-size:13px;line-height:1.8;min-height:0;max-width:100%}.form-status:empty{display:none}.form-status.error{color:#ad452f}.form-status.success{color:#1c765a}.honeypot{display:none}
.site-footer{background:white;padding:58px 0 29px}.footer-main{display:flex;justify-content:space-between;align-items:center;gap:25px;border-bottom:1px solid var(--line);padding-bottom:39px}.footer-main>p{font-size:16px;font-weight:400;letter-spacing:1px;color:#7f91a6}.back-top{font-size:12px;display:flex;align-items:center;gap:24px;color:#8296af}.back-top span{font-size:21px;color:var(--blue)}.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:25px;font-size:11px;color:#98a7b9;letter-spacing:.5px}.footer-bottom>span:last-child{font:10px Arial,sans-serif;letter-spacing:1.5px}
.service-dialog{width:min(650px,calc(100% - 40px));background:white;color:var(--ink);padding:58px;border:0;max-height:85svh;overflow-y:auto;box-shadow:0 20px 100px #00204522}.service-dialog::backdrop{background:#061a34a0;backdrop-filter:blur(6px)}.dialog-close{position:absolute;right:16px;top:13px;border:0;background:none;font-size:29px;color:#91a4bd;width:40px;height:40px;font-weight:300}.dialog-eyebrow{font:10px Arial,sans-serif;letter-spacing:2px;color:var(--blue)}.service-dialog h2{font-size:31px;line-height:1.5;margin:24px 0}.service-dialog>p{font-size:16px;color:#7d8da2;line-height:2}.service-dialog ul{padding-left:20px;margin:25px 0 32px;color:#6b809b;font-size:14px;line-height:2.2}.service-dialog li{margin:11px 0}.service-dialog li::marker{color:#80a9e8}.reveal{opacity:1}.js-motion .reveal{opacity:0;transform:translateY(22px);transition:opacity .9s,transform .9s;transition-timing-function:cubic-bezier(.2,.65,.3,1)}.js-motion .reveal.visible{opacity:1;transform:none}
@keyframes scroll-pulse{0%,100%{transform:translateY(0);opacity:.4}50%{transform:translateY(6px);opacity:1}}@keyframes cinema-drift{0%{transform:scale(1.01) translateX(0)}100%{transform:scale(1.09) translateX(-.7%)}}@keyframes cinema-progress{from{transform:scaleX(.05)}to{transform:scaleX(1)}}
@media(min-width:1700px){.hero-content{padding-top:160px}.hero{min-height:800px}}
@media(max-width:1200px){.container{width:calc(100% - 100px)}.site-header{padding-inline:42px}.desktop-nav{gap:28px;margin-left:10px}.brand-word strong{font-size:22px}.brand-word small{font-size:10px}.header-contact{gap:22px}.solutions-layout{gap:60px}.about-layout{gap:60px}.contact-layout{gap:60px}.service-item{gap:26px;grid-template-columns:70px 1fr 1.2fr 56px}.service-item h3{font-size:23px}.service-summary>p{font-size:15px}.intro-capabilities>span{padding-inline:28px}.solution-copy h2{font-size:41px}.about-copy h2{font-size:37px}.process .section-heading h2{font-size:41px}.contact-copy h2{font-size:39px}.process-grid{gap:34px}.about-image{height:555px}.inquiry-form{padding:34px}}
@media(max-width:950px){.desktop-nav{gap:21px}.desktop-nav a{font-size:12px}.header-contact{font-size:12px;gap:15px;padding:12px 15px}.brand-mark{width:62px;height:46px}.brand-word strong{font-size:20px}.brand-word small{font-size:9px;letter-spacing:1px}.container{width:calc(100% - 80px)}.site-header{padding-inline:30px}.hero-content{padding-top:120px}h1{font-size:57px}.hero{min-height:690px}.section-pad{padding:100px 0}.section-heading h2{font-size:39px}.section-heading>p{font-size:14px}.service-item{grid-template-columns:50px .9fr 1.2fr 48px;gap:20px}.service-item h3{font-size:21px}.service-tags{gap:14px}.service-tags li{font-size:10px}.service-detail{width:43px;height:43px}.service-name>span{font-size:8px;letter-spacing:1.2px}.solutions-layout{gap:38px;grid-template-columns:.9fr 1.1fr}.solution-copy h2{font-size:34px}.solution-intro{font-size:14px}.solution-visual{padding:24px}.topology{height:315px}.node-center{width:100px;height:100px}.node-center strong{font-size:13px}.node{font-size:11px;min-width:65px}.diagram-header{font-size:8px;letter-spacing:.5px}.diagram-label{font-size:10px;letter-spacing:0}.about-layout{gap:40px}.about-copy h2{font-size:32px}.about-copy>p{font-size:15px}.about-image{height:580px}.about-principles{gap:13px}.about-principles b{font-size:13px}.about-principles>span{font-size:10px}.image-caption{font-size:20px;left:24px;right:24px}.image-caption>span:last-child{font-size:10px}.contact-layout{gap:40px}.contact-copy h2{font-size:34px}.inquiry-form{padding:27px}.contact-copy>p{font-size:14px}.process .section-heading h2{font-size:37px}.process-grid{gap:27px}.process-grid h3{font-size:18px}.process-grid p{font-size:13px}.faq-layout{gap:55px}.faq-layout h2{font-size:29px}.faqs summary{font-size:14px}.footer-main>p{font-size:13px}.footer-bottom{font-size:10px}.intro-rail p{font-size:17px}.intro-rail p>span{font-size:12px}.intro-capabilities>span{font-size:13px;padding-inline:22px}.hero-pagination{gap:14px}.hero-pagination i{width:60px}.hero-caption{font-size:12px}.hero-caption small{font-size:8px;letter-spacing:1.2px}}
@media(max-width:780px){.desktop-nav{display:none}.header-contact{margin-left:auto;margin-right:18px}.menu-button{display:block}.site-header{height:82px;padding-inline:24px}.hero{height:calc(100svh - 82px);min-height:700px}.hero-content{padding-top:130px}.hero-pagination{display:none}h1{font-size:59px}.section-heading{display:block}.section-heading>p{margin-top:25px}.intro-rail>.container{gap:25px}.intro-capabilities>span{font-size:12px;padding-inline:15px}.intro-rail p{font-size:16px}.intro-rail p>span{font-size:11px}.solutions-layout{grid-template-columns:1fr;gap:42px}.solution-copy h2{font-size:40px}.solution-intro{font-size:15px}.solution-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:35px}.solution-tabs button{font-size:14px;gap:10px;border-bottom:1px solid #dce5ef;padding:20px 0}.solution-tabs button>span{display:none}.topology{max-width:560px;height:350px;margin-inline:auto}.node-center{width:118px;height:118px}.node-center strong{font-size:16px}.node{font-size:13px}.about-layout{grid-template-columns:1fr 1fr;gap:32px}.about-image{height:610px}.about-copy h2{font-size:29px}.about-copy>p{font-size:14px}.about-principles{grid-template-columns:1fr;gap:12px}.about-principles>span{display:flex;align-items:center;gap:12px;font-size:11px}.about-principles b{margin:0}.image-caption>span:last-child{display:none}.contact-layout{grid-template-columns:1fr 1fr;gap:28px}.contact-copy h2{font-size:30px}.contact-company{padding-left:18px}.contact-company strong{font-size:13px}.contact-company>small{font-size:10px}.inquiry-form{padding:24px}.form-intro>span{display:none}.form-row{gap:17px}.process-grid{grid-template-columns:1fr 1fr;gap:40px}.process-grid p{font-size:14px}.faq-layout{grid-template-columns:1fr;gap:32px}.footer-main>p{display:none}.section-pad{padding:88px 0}.hero-content{padding-bottom:170px}}
@media(max-width:600px){html{scroll-padding-top:91px}.container{width:calc(100% - 48px)}.site-header{padding-inline:13px;height:81px}.brand-mark{width:56px;height:42px}.brand{gap:1px}.brand-word strong{font-size:18px;letter-spacing:1px}.brand-word small{font-size:8px;letter-spacing:.5px;white-space:nowrap}.header-contact{padding:11px 13px;gap:7px;font-size:11px;margin-right:5px}.header-contact span{font-size:17px}.menu-button{width:32px;padding:5px}.menu-button span{width:21px}.hero{min-height:675px;height:calc(100svh - 81px);max-height:850px}.hero-content{padding-top:105px;padding-bottom:150px}.hero.has-image .hero-image{background-position:63% center}.hero-shade{background:linear-gradient(90deg,#061c36cc,#061c3666),linear-gradient(0deg,#061c36cc,transparent 60%)}.eyebrow{font-size:8px;gap:12px;letter-spacing:2px}.short-rule{width:20px}h1{font-size:clamp(33px,8.45vw,49px);letter-spacing:0;line-height:1.65;margin:36px 0 23px}.hero-description{font-size:14px;letter-spacing:0;line-height:2}.hero-actions{gap:29px;margin-top:34px}.button{font-size:13px;padding:16px 20px;gap:29px;min-height:53px}.text-link{font-size:12px}.hero-bottom{bottom:28px;padding-top:24px;gap:17px}.hero-caption{font-size:11px;letter-spacing:.3px;gap:12px}.hero-caption small{font-size:7px;letter-spacing:.7px;line-height:1.8;margin-top:8px}.hero-caption-line{height:33px}.scroll-note{font-size:10px;gap:10px;white-space:nowrap}.scroll-track{height:24px;width:14px}.scroll-track:after{left:5px}.intro-rail{padding:32px 0}.intro-rail>.container{display:block}.intro-rail p{font-size:17px;letter-spacing:.5px}.intro-rail p>span{font-size:12px;letter-spacing:0}.intro-capabilities{justify-content:space-between;margin-top:25px;padding-top:24px;border-top:1px solid var(--line)}.intro-capabilities>span{font-size:13px;letter-spacing:1px;padding:4px 20px}.intro-capabilities>span:first-child{padding-left:0}.section-pad{padding:74px 0}.section-top{margin-bottom:30px;gap:10px}.section-tag{font-size:9px;letter-spacing:1.4px;gap:12px;flex-wrap:wrap}.section-tag>span{font-size:11px;letter-spacing:.5px;padding-left:12px}.section-index{font-size:8px;letter-spacing:1px}.section-heading h2{font-size:31px;letter-spacing:-.4px;line-height:1.65}.section-heading>p{font-size:14px;line-height:2;margin-top:23px}.service-grid{margin-top:36px}.service-item{grid-template-columns:40px 1fr 40px;gap:18px 14px;padding:32px 0}.service-top{grid-row:1;gap:0;align-items:start}.service-icon{display:none}.service-number{font-size:11px}.service-name>span{font-size:8px;letter-spacing:1.2px}.service-item h3{font-size:21px;margin-top:11px;letter-spacing:0}.service-summary{grid-column:2/4;grid-row:2}.service-summary>p{font-size:14px;line-height:2}.service-tags{margin-top:14px;gap:16px}.service-tags li{font-size:10px}.service-tags li+li:before{left:-8px;height:9px;top:3px}.service-detail{grid-row:1;grid-column:3;width:35px;height:35px;font-size:19px}.solutions-layout{gap:32px}.solution-copy h2{font-size:33px;line-height:1.65;letter-spacing:-.5px}.solution-intro{font-size:14px;line-height:2;margin-top:23px}.solution-tabs{gap:13px;margin-top:30px}.solution-tabs button{font-size:12px;gap:3px;white-space:nowrap;padding:18px 0}.solution-tabs button>i{font-size:17px}.solution-visual{padding:22px 17px 25px}.diagram-header{font-size:7px;letter-spacing:.2px;gap:5px}.diagram-label{font-size:9px;letter-spacing:0}.topology{height:275px;margin:19px -3px 0}.node{font-size:10px;min-width:62px;padding:7px 8px;gap:7px}.node-center{width:90px;height:90px;box-shadow:0 0 0 5px #f9fbff}.node-center strong{font-size:13px;letter-spacing:0}.node-center svg{width:28px;height:28px}.node-center>span{font-size:9px}.node-symbol{font-size:21px;width:31px}.diagram-description{padding-top:20px}.diagram-description h3{font-size:14px;line-height:1.9}.diagram-description p{font-size:13px;line-height:2;margin-top:9px}.scenario-chips{gap:7px;margin-top:14px}.scenario-chips>span{font-size:9px;padding:5px 7px}.about-layout{grid-template-columns:1fr;gap:38px;margin-top:32px}.about-kicker{font-size:11px;margin-bottom:22px;letter-spacing:1px}.about-copy h2{font-size:31px;line-height:1.65;letter-spacing:-.4px;margin-bottom:24px}.about-copy>p{font-size:14px;line-height:2.1;letter-spacing:.1px}.about-principles{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:29px;padding-top:24px}.about-principles>span{display:block;font-size:10px;line-height:1.9}.about-principles b{font-size:13px;margin-bottom:9px}.text-link-blue{margin-top:23px;font-size:13px}.about-image{height:410px}.about-image img{object-position:center 48%}.image-caption{font-size:23px;left:25px;right:25px;bottom:28px}.image-caption>span:last-child{display:block;font-size:10px;letter-spacing:1px}.process .section-heading h2{font-size:31px;line-height:1.65}.process .section-heading>p{font-size:14px}.process-grid{gap:36px 25px;margin-top:42px}.process-num{font-size:29px;padding-bottom:21px}.process-grid h3{font-size:18px;margin-top:22px}.process-grid p{font-size:13px;line-height:2;margin-top:14px}.faq-layout{gap:28px}.faq-layout h2{font-size:28px;line-height:1.65;margin-top:23px}.faqs summary{font-size:14px;padding:22px 0;gap:20px}.faqs details>p{font-size:13px;padding-right:10px;line-height:2}.contact-layout{grid-template-columns:1fr;gap:35px;margin-top:0}.contact-copy{padding-top:0}.contact-copy h2{font-size:31px;line-height:1.65}.contact-copy>p{font-size:14px;line-height:2;margin-top:25px}.contact-company{margin-top:32px;padding-left:21px}.contact-company strong{font-size:13px}.contact-company>small{font-size:11px;margin-top:11px}.contact-rule{height:41px}.inquiry-form{padding:28px 24px 30px;gap:24px}.form-intro{font-size:19px;margin-bottom:6px}.form-intro>span{display:block;font-size:8px;letter-spacing:1px}.form-row{gap:20px}.inquiry-form label{font-size:12px;gap:11px}.inquiry-form input,.inquiry-form textarea,.inquiry-form select{font-size:16px}.inquiry-form input::placeholder,.inquiry-form textarea::placeholder{font-size:13px}.inquiry-form select{font-size:14px}.inquiry-form>.button-blue{font-size:13px}.site-footer{padding:37px 0 29px}.footer-main{gap:25px;padding-bottom:28px}.footer-main>.brand{margin-left:-8px}.back-top{font-size:11px;gap:12px}.footer-bottom{display:flex;flex-direction:column;align-items:start;gap:14px;font-size:10px;margin-top:24px;letter-spacing:.1px}.footer-bottom>span:last-child{font-size:8px;letter-spacing:1.2px}.service-dialog{padding:44px 28px}.service-dialog h2{font-size:26px}.service-dialog>p{font-size:14px}.service-dialog ul{font-size:13px}}
@media(max-width:360px){.container{width:calc(100% - 40px)}.brand-word strong{font-size:16px}.brand-mark{width:48px;height:36px}.brand-word small{font-size:7px}.header-contact{font-size:10px;padding:10px;gap:4px}.header-contact span{font-size:15px}.hero-caption small{font-size:6px;letter-spacing:.2px}.hero-caption{font-size:10px}.scroll-note{font-size:9px;gap:8px}.service-tags{gap:12px}.service-tags li{font-size:9px}.solution-tabs{gap:8px}.solution-tabs button{font-size:11px}.section-tag{font-size:8px;letter-spacing:1px}.section-heading h2{font-size:28px}.contact-copy h2{font-size:28px}.form-intro>span{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}html:not(.motion-active) *,html:not(.motion-active) *:before,html:not(.motion-active) *:after{animation:none!important;transition:none!important}html:not(.motion-active) .reveal{opacity:1;transform:none}.data-pulse{display:none}#network-canvas{display:none}.hero-image{will-change:auto}}
/* A quiet corporate identity: light surfaces, generous spacing, restrained blue. */
:root{--ink:#293b50;--blue:#4b6e98;--blue-dark:#365678;--pale:#f5f7f9;--muted:#7c8793;--serif:"Songti SC","STSong","Noto Serif SC",serif}
h1,h2{font-family:var(--serif);font-weight:500}.header-contact{background:transparent;color:#486585;border:1px solid #d3dce6;padding:13px 20px}.header-contact:hover{background:#f2f5f8}.desktop-nav a:after{height:1px}.hero{color:var(--ink);background:#fff;min-height:730px;height:calc(100svh - 106px);max-height:870px}.hero-image{left:47%;top:52px;bottom:88px;width:53%;height:calc(100% - 140px);background-position:67% center;filter:saturate(.45) brightness(1.14);opacity:.92}.hero.has-image .hero-image{animation:cinema-drift 32s ease-in-out infinite alternate}.hero-shade{width:100%;background:linear-gradient(90deg,#fff 0%,#fff 37%,#ffffffd9 44%,#ffffff00 59%);z-index:1}.hero-content{padding-top:123px;padding-bottom:160px;z-index:2}.eyebrow{font:12px/1.8 var(--font);letter-spacing:4px;color:#8494a5}.short-rule{background:#8a9bb0;width:26px}h1{font-size:clamp(52px,5vw,74px);line-height:1.6;letter-spacing:5px;margin:32px 0 25px;color:#263c54}.hero-description{font-size:16px;line-height:2.1;color:#7a899b;letter-spacing:.4px}.hero-actions{margin-top:32px;gap:33px}.button-white{background:#3c597c;color:white;padding:17px 23px;gap:33px;min-height:55px}.button-white:hover{background:#294968}.hero .text-link{color:#718296}.hero .link-line{background:#c7d1dc}.hero .text-link:hover .link-line{background:#5b789a}.hero-bottom{border-color:#e2e8ef;bottom:25px;padding-top:22px;color:#718398}.hero-caption{color:#5f738b;font-size:12px}.hero-caption-line{background:#b8c7d8;height:34px}.hero-caption small{font:11px var(--font);letter-spacing:1.4px;color:#96a4b5;margin-top:10px}.hero-pagination{color:#9aaabd;font-size:9px}.hero-pagination>span:first-child{color:#6b829e}.hero-pagination i{background:#dce5ef;width:75px}.hero-pagination i:before{background:#8ba4c2;animation-duration:32s}.scroll-note{color:#8a9aaf}.scroll-track{border-color:#b6c5d6}.scroll-track:after{background:#758daa}#network-canvas{display:none}.intro-rail p{font-size:18px}.intro-capabilities>span{color:#74869c}.section-heading h2,.solution-copy h2,.about-copy h2,.contact-copy h2{letter-spacing:1px;font-weight:500}.section-heading>p,.solution-intro,.about-copy>p,.contact-copy>p{color:#8290a0}.service-icon{stroke:#7c98b8}.service-name>span{color:#9ba7b6}.service-detail{color:#829bb8;border-color:#dce4ed}.service-detail:hover{background:#607e9f;border-color:#607e9f}.section-tag{color:#7a8fa9}.solution-tabs button[aria-selected=true]{color:#4e7199}.solution-tabs button:hover{color:#4e7199}.node-center{color:#5b7c9e;background:#f4f7fa;border-color:#d4e0ec;box-shadow:0 0 0 9px #fafbfc}.node-center svg{stroke:#7c98b8}.node-symbol{color:#8ba5c1}.orbit{stroke:#dce6ef}.topology-lines>path{stroke:#e0e7ef}.data-pulse{fill:#91acc9}.scenario-chips>span{color:#8a9eb6;background:#f5f7fa}.process{background:#f4f6f8;color:var(--ink)}.process:before{display:none}.process .section-tag{color:#7a8fa9}.process .section-tag>span{color:#8a98a8;border-color:#d3dce7}.process .section-index{color:#a0adbb}.process .section-heading>p{color:#8391a2}.process .section-heading h2{font-weight:500;letter-spacing:1px}.process-num{color:#9aabbf;border-color:#dbe3ec}.process-num>i{background:#a3b3c6}.process-grid h3{color:#405871;font-weight:500}.process-grid p{color:#8391a2}.contact{background:#fff;border-top:1px solid #edf0f4}.inquiry-form{background:#f5f7f9;box-shadow:none}.inquiry-form input,.inquiry-form textarea,.inquiry-form select{border-color:#d9e1ea}.button-blue{background:#506f94}.button-blue:hover{background:#3d5e83}.contact-rule{background:#9bafc7}.footer-main>p{font-family:var(--serif);font-size:18px;letter-spacing:2px}.site-footer{background:#f8f9fb}.brand-mark{mix-blend-mode:multiply}.about-image img{filter:grayscale(1) brightness(1.03)}.about-image:after{background:linear-gradient(0deg,#213c57aa,transparent 55%)}
@media(max-width:1200px){.hero-image{left:45%;width:55%}.hero-shade{background:linear-gradient(90deg,#fff 0%,#fff 34%,#ffffffcc 42%,#ffffff00 62%)}.hero-content{padding-top:122px}h1{font-size:62px}.hero-description{font-size:15px}.hero-caption small{font-size:10px}.header-contact{padding:12px 16px}}
@media(max-width:950px){h1{font-size:55px;letter-spacing:3px}.hero-image{left:42%;width:58%;top:60px}.hero-shade{background:linear-gradient(90deg,#fff 0%,#fff 31%,#ffffffe6 41%,#ffffff00 65%)}.hero-description{font-size:14px;letter-spacing:0}.hero-content{padding-top:120px}.hero-pagination{display:none}.hero-caption small{font-size:9px;letter-spacing:1px}.header-contact{font-size:11px;padding:11px 13px}}
@media(max-width:780px){.hero{height:730px;min-height:730px}.hero-content{padding-top:130px}.hero-image{left:38%;width:62%;top:74px;height:calc(100% - 180px)}.hero-shade{background:linear-gradient(90deg,#fff 0%,#fff 27%,#ffffffdd 40%,#ffffff00 72%)}.hero-caption small{font-size:10px}.section-heading h2{letter-spacing:.5px}.process .section-heading h2{letter-spacing:.5px}}
@media(max-width:600px){.hero{display:flex;flex-direction:column;height:auto;min-height:0;max-height:none;overflow:hidden}.hero-content{order:0;height:auto;padding-top:67px;padding-bottom:40px}.hero-image{order:1;position:relative;left:auto;top:auto;bottom:auto;width:calc(100% - 48px);height:285px;margin:0 24px;background-position:68% center;filter:saturate(.35) brightness(1.14);opacity:1;will-change:auto}.hero.has-image .hero-image{background-position:68% center;animation:cinema-drift 32s ease-in-out infinite alternate}.hero-shade{display:none}.eyebrow{font-size:10px;letter-spacing:2.5px;gap:12px}.short-rule{width:20px}h1{font-size:47px;line-height:1.6;letter-spacing:3px;margin:26px 0 23px}.hero-description{font-size:14px;line-height:2.1;letter-spacing:.1px}.hero-actions{margin-top:28px;gap:27px}.button-white{font-size:12px;padding:15px 19px;gap:28px;min-height:51px}.hero-bottom{order:2;position:relative;bottom:auto;left:auto;right:auto;border:0;margin-inline:auto;margin-top:0;padding:25px 0 31px;gap:16px}.hero-caption{font-size:10px;letter-spacing:.3px;gap:12px}.hero-caption small{font-size:9px;letter-spacing:.5px;margin-top:8px}.hero-caption-line{height:30px}.scroll-note{font-size:9px;gap:9px}.scroll-track{width:14px;height:24px}.hero-pagination{display:none}.intro-rail{padding:27px 0}.intro-rail p{font-size:16px}.intro-rail p>span{font-size:12px}.intro-capabilities{margin-top:23px;padding-top:21px}.section-pad{padding:77px 0}.section-heading h2,.solution-copy h2,.about-copy h2,.contact-copy h2{letter-spacing:.5px}.process .section-heading h2{letter-spacing:.3px}.header-contact{font-size:10px;padding:10px 11px;gap:6px}.footer-main>p{font-size:15px}.node-center{box-shadow:0 0 0 5px #fafbfc}}
@media(max-width:360px){h1{font-size:43px;letter-spacing:2px}.hero-content{padding-top:59px}.hero-image{width:calc(100% - 40px);margin-inline:20px;height:250px}.hero-caption small{font-size:8px;letter-spacing:.2px}.hero-actions{gap:21px}.button-white{gap:22px;padding-inline:17px}}
@media(prefers-reduced-motion:reduce){.hero.has-image .hero-image{animation:none;transform:none}}
/* Maintain comfortable reading contrast without making the palette louder. */
.hero-description,.section-heading>p,.solution-intro,.about-copy>p,.contact-copy>p,.service-summary>p,.process-grid p,.diagram-description p,.faqs details>p{color:#68788a}
.company-contacts{font-style:normal;margin-top:31px;padding-left:25px}.company-contacts dl{margin:0;display:flex;flex-direction:column;gap:18px}.company-contacts dl>div{display:grid;grid-template-columns:70px minmax(0,1fr);gap:17px;align-items:start}.company-contacts dt{font-size:12px;line-height:2;color:#8a99ab}.company-contacts dd{margin:0;font-size:14px;line-height:1.9;color:#62758c;overflow-wrap:anywhere}.company-contacts a{display:inline-block;border-bottom:1px solid #d7e1ee;transition:color .2s,border-color .2s}.company-contacts a:hover{color:#355e8e;border-color:#8aa4c4}.footer-contacts{display:flex;align-items:start;flex-wrap:wrap;column-gap:35px;row-gap:12px;font-style:normal;margin-top:24px;font-size:12px;line-height:1.9;color:#7b8c9f}.footer-contacts a{white-space:nowrap}.footer-contacts a:hover{color:#3f648e}.footer-bottom{margin-top:22px}
@media(max-width:780px){.company-contacts{padding-left:18px}.company-contacts dl>div{grid-template-columns:1fr;gap:4px}.company-contacts dl{gap:16px}.company-contacts dd{font-size:13px}.footer-contacts{column-gap:24px;font-size:11px}}
@media(max-width:600px){.company-contacts{padding-left:21px;margin-top:27px}.company-contacts dl>div{grid-template-columns:60px minmax(0,1fr);gap:15px}.company-contacts dd{font-size:13px}.company-contacts dt{font-size:11px}.company-contacts dl{gap:18px}.footer-contacts{display:flex;flex-direction:column;gap:11px;font-size:11px;margin-top:22px}.footer-contacts>span{max-width:100%}.footer-bottom{margin-top:25px}}

.form-status a{color:#355e8e;text-decoration:underline;text-underline-offset:3px}.submission-page{max-width:720px;padding:80px 32px;margin:auto}.submission-page>.brand{margin-bottom:74px}.submission-page h1{font-size:44px;margin:30px 0 24px;letter-spacing:1px}.submission-page>p{font-size:16px;line-height:2;color:#68788a}.submission-contacts{display:flex;gap:25px;flex-wrap:wrap;margin:25px 0 40px;font-size:14px;color:#506f94}.submission-contacts a{border-bottom:1px solid #d7e1ee;padding-bottom:5px}@media(max-width:600px){.submission-page{padding:48px 24px}.submission-page h1{font-size:34px}.submission-page>p{font-size:14px}.submission-page>.brand{margin-bottom:55px}}
/* Film motion is rendered by a local silent MP4, with an explicit pause control. */
.hero-image,.hero.has-image .hero-image{overflow:hidden;animation:none!important;transform:none!important;will-change:auto}.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:67% center;opacity:0;transition:opacity 1.3s}.hero-image.video-ready .hero-video{opacity:1}.motion-toggle{position:absolute;right:18px;bottom:18px;z-index:3;display:flex;align-items:center;gap:14px;padding:10px 14px;border:1px solid #ffffff80;background:#f8fbfbe8;color:#546b84;font-size:11px;letter-spacing:.5px;backdrop-filter:blur(10px);transition:background .2s}.motion-toggle:hover{background:white}.motion-toggle[hidden]{display:none}.motion-state{font:15px Arial,sans-serif}.hero-content .eyebrow{animation:hero-entry 1.1s .1s both}.hero-content h1{animation:hero-entry 1.45s .22s both}.hero-description{animation:hero-entry 1.25s .5s both}.hero-actions{animation:hero-entry 1.2s .7s both}.js-motion .reveal{opacity:0;transform:translate3d(0,48px,0);filter:blur(3px);transition:opacity 1.2s cubic-bezier(.2,.65,.3,1),transform 1.2s cubic-bezier(.2,.65,.3,1),filter 1.1s}.js-motion .reveal.visible{opacity:1;transform:translate3d(0,0,0);filter:blur(0)}.hero-pagination i:before{animation-duration:12s}@keyframes hero-entry{from{opacity:0;transform:translateY(36px);filter:blur(3px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}
@media(max-width:600px){.hero-video{object-position:68% center}.motion-toggle{right:12px;bottom:12px;padding:8px 11px;font-size:10px;gap:11px}.js-motion .reveal{transform:translate3d(0,35px,0)}.js-motion .reveal.visible{transform:translate3d(0,0,0)}}
.motion-toggle{pointer-events:auto;z-index:5;bottom:108px}.motion-toggle:focus-visible{outline:2px solid #506f94;outline-offset:4px}html:not(.motion-active) .reveal{opacity:1;transform:none;filter:none}html:not(.motion-active) *,html:not(.motion-active) *:before,html:not(.motion-active) *:after{animation-play-state:paused!important}html:not(.motion-active) .hero-content .eyebrow,html:not(.motion-active) .hero-content h1,html:not(.motion-active) .hero-description,html:not(.motion-active) .hero-actions{animation:none}@media(max-width:600px){.motion-toggle{right:36px;bottom:106px}}@media(max-width:360px){.motion-toggle{right:32px}}
