:root{--bg:#05090d;--bg2:#071017;--panel:#0b151d;--panel2:#0e1b24;--line:rgba(127,190,201,.16);--hot:rgba(70,234,226,.42);--text:#edf8f8;--muted:#8ea4ad;--cyan:#51eee4;--blue:#4e7fff;--max:1240px;--header:76px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 18px);overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Segoe UI","Microsoft YaHei",system-ui,sans-serif;line-height:1.7;overflow-x:hidden}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit}
.skip-link{position:fixed;top:-80px;left:16px;z-index:999;background:var(--cyan);color:#041114;padding:9px 15px}
.skip-link:focus{top:12px}
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.brand strong{font-size:17px;letter-spacing:.09em}
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.f-label.one{left:72%;top:29%}
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.f-label.three{left:64%;top:68%}
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.status.live{color:#71f2b1}
.status.beta{color:#61e6df}
.status.testing{color:#85a8ff}
.status.planning{color:#8a9aa1}
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.cap-card p{font-size:13px;color:#8499a1;margin:0;max-width:510px}
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.scene-card{height:340px;padding:25px;border:1px solid var(--line);position:relative;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(180deg,rgba(9,19,25,.5),rgba(8,20,26,.95));overflow:hidden;transition:.3s}
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.text-link span{color:var(--cyan)}
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.stack-copy p{margin:25px 0 0}
.stack-diagram{padding:55px;border:1px solid var(--line);background-image:linear-gradient(rgba(110,186,196,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(110,186,196,.04) 1px,transparent 1px);background-size:32px 32px}
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.delivery-panel{width:min(calc(100% - 48px),var(--max));margin:90px auto 120px;padding:65px!important;display:grid;grid-template-columns:1fr 1fr;gap:70px;border:1px solid var(--hot);background:radial-gradient(circle at 80% 130%,rgba(45,141,167,.26),transparent 45%),#0a151c}
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.page-hero h1{font-size:clamp(44px,5vw,70px)}
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.status-legend .beta{background:#61e6df}
.status-legend .testing{background:#85a8ff}
.status-legend .planning{background:#798990}
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.download-glyph span{position:absolute;font-size:70px;color:var(--cyan)}
.download-card{border:1px solid var(--line);background:#09131a;margin:80px auto;width:min(calc(100% - 48px),var(--max));padding:60px!important}
.release-top{display:flex;justify-content:space-between}
.release-top small{display:block;color:#5e7982;font:9px monospace;margin-top:10px}
.release-top h2{font-size:36px;margin:10px 0}
.release-state{font:9px monospace;color:#668087}
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.release-grid div:last-child{border:0}
.release-grid span{display:block;font-size:10px;color:#637a82}
.release-grid strong{display:block;font-size:13px;margin-top:6px}
.release-note{margin:35px 0}
.release-note h3{font-size:17px}
.release-note li{color:#859aa2;font-size:13px;margin:7px}
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.step-grid>div{padding:28px;border:1px solid var(--line);min-height:220px}
.step-grid span{font:9px monospace;color:var(--cyan)}
.step-grid h3{margin-top:45px;font-size:17px}
.step-grid p{color:#82979f;font-size:12px}
.docs-glyph i{position:absolute;width:54%;height:1px;background:linear-gradient(90deg,transparent,var(--cyan),transparent)}
.docs-glyph i:nth-child(1){top:35%}
.docs-glyph i:nth-child(2){top:50%;width:70%}
.docs-glyph i:nth-child(3){top:65%;width:42%}
.docs-layout{display:grid;grid-template-columns:230px 1fr;gap:75px;align-items:start}
.docs-nav{position:sticky;top:calc(var(--header) + 30px);display:flex;flex-direction:column;border-left:1px solid var(--line);padding-left:20px}
.docs-nav b{font-size:12px;margin-bottom:15px}
.docs-nav a{font-size:11px;color:#728991;padding:7px 0}
.docs-nav a:hover{color:var(--cyan)}
.doc-section{padding:0 0 70px;margin-bottom:60px;border-bottom:1px solid var(--line)}
.doc-section ol{color:#8da1a9;padding-left:22px}
.doc-section li{margin:8px}
.doc-section code{font-family:"Cascadia Code",Consolas,monospace;color:#a9f4ef}
.notice{padding:18px 20px;margin:25px 0;border-left:2px solid var(--cyan);background:#09161d}
.notice.warning{border-color:#7b9dff}
.notice b{font-size:12px}
.notice p{margin:6px 0 0;font-size:12px}
.code-block{position:relative;background:#04090d;border:1px solid var(--line);margin:20px 0}
.code-block pre{padding:24px;margin:0;overflow:auto;color:#a9bfc6;font-size:12px;line-height:1.75}
.code-block button,.endpoint-card button{position:absolute;right:10px;top:10px;background:#0d1d24;border:1px solid var(--line);color:#83a0a8;padding:6px 10px;font-size:10px;cursor:pointer}
.code-block button:hover,.endpoint-card button:hover{color:var(--cyan)}
.error-table>div{display:grid;grid-template-columns:70px 1fr;border-top:1px solid var(--line);padding:16px 0}
.error-table>div:last-child{border-bottom:1px solid var(--line)}
.error-table p{margin:0}
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.error-table span{font-size:12px;color:#71878f}
.doc-section details{border-top:1px solid var(--line);padding:17px 0}
.doc-section details:last-child{border-bottom:1px solid var(--line)}
.doc-section summary{cursor:pointer;font-size:13px}
.api-glyph span{position:absolute;left:20%;top:35%;font:10px monospace;color:#6c8b92}
.api-glyph b{font:50px monospace;color:#b5f7f2}
.api-glyph i{position:absolute;width:72%;height:72%;border:1px dashed rgba(73,225,219,.18);border-radius:50%}
.api-overview{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.endpoint-card{min-height:220px;padding:35px;border:1px solid var(--hot);background:#09161d;display:flex;flex-direction:column;justify-content:center;position:relative}
.endpoint-card small{font:9px monospace;color:#668189}
.endpoint-card code{font-size:21px;color:#bdfffa;margin-top:15px;word-break:break-all}
.endpoint-card button{top:auto;bottom:18px}
.api-facts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.api-facts div{border:1px solid var(--line);padding:25px}
.api-facts span{display:block;color:#637b83;font-size:10px}
.api-facts strong{font-size:14px}
.api-docs{max-width:980px;margin:auto;padding-left:24px;padding-right:24px}
.contact-glyph i{position:absolute;width:62%;height:1px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);transform:rotate(-25deg)}
.contact-glyph i+ i{transform:rotate(25deg)}
.contact-glyph span{font-size:56px;color:var(--cyan)}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.contact-card{min-height:300px;padding:30px;border:1px solid var(--line);background:#09131a}
.contact-card>span{font:9px monospace;color:#4d6b74}
.contact-card h2{font-size:24px;margin-top:60px}
.contact-card p{font-size:13px;color:#8499a1}
.contact-card b,.contact-card a{font-size:11px;color:#6fd8d4}
.contact-status{display:flex;align-items:center;justify-content:space-between;border-block:1px solid var(--line);background:#071017}
.contact-status h2{font-size:34px;margin:12px 0}
.contact-status p{color:#82979f;max-width:790px}
.privacy-reminder{max-width:1000px;margin:auto}
.privacy-reminder p{color:#8499a1}
.legal-hero{min-height:430px;padding:calc(var(--header) + 100px) max(24px,calc((100vw - 900px)/2)) 80px;display:flex;align-items:center}
.legal-hero h1{font-size:58px;margin:15px 0}
.legal-hero p{color:#71868e}
.legal-content{max-width:900px;margin:auto;padding:90px 24px 130px}
.legal-content section{padding:0 0 32px;margin-bottom:32px;border-bottom:1px solid var(--line)}
.legal-content h2{font-size:20px}
.legal-content p{color:#8da1a9;font-size:14px}
.not-found{min-height:100svh;padding:120px 24px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;position:relative}
.not-found img{filter:drop-shadow(0 0 30px rgba(68,230,224,.25))}
.not-found small{font:9px monospace;color:#58c9c6;margin-top:20px}
.not-found h1{font-size:42px;margin:13px}
.not-found p{color:#8499a1}
.not-found .hero-actions{justify-content:center}
.error-code{position:absolute;font-size:min(34vw,440px);font-weight:800;color:rgba(255,255,255,.018);letter-spacing:-.08em}
.site-footer{width:min(calc(100% - 48px),var(--max));margin:auto;padding:80px 0 35px}
.footer-main{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:55px}
.footer-brand p{font-size:13px;margin:24px 0 0;color:#9aadb4}
.footer-brand>small{font-size:8px;color:#526971;letter-spacing:.09em}
.footer-group{display:flex;flex-direction:column;gap:9px}
.footer-group b{font-size:11px;margin-bottom:12px}
.footer-group a,.footer-group span{font-size:10px;color:#6d838b}
.footer-group a:hover{color:var(--cyan)}
.footer-bottom{display:flex;justify-content:space-between;padding-top:24px;margin-top:55px;border-top:1px solid var(--line);color:#51666e;font-size:9px}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}
.reveal.in-view{opacity:1;transform:none}
@keyframes flow{from{top:0;opacity:0}
20%{opacity:1}
to{top:100%;opacity:0}
}
@keyframes spin{to{transform:rotate(405deg)}
}
@keyframes wave{50%{transform:scaleY(.55);opacity:.55}
}
@media(max-width:1050px){.main-nav{gap:14px}
.api-link{display:none}
.home-hero{height:auto;min-height:900px}
.hero-content{width:63%}
.f-label.two{display:none}
.cap-grid{grid-template-columns:1fr 1fr}
.scene-grid{grid-template-columns:1fr 1fr}
.intelligence-stack{grid-template-columns:1fr}
.product-row{grid-template-columns:45px 1fr}
.product-visual{grid-column:2}
.solution-row{grid-template-columns:45px 1fr}
.solution-row em{display:none}
.footer-main{grid-template-columns:1.5fr repeat(3,1fr)}
}
@media(max-width:780px){:root{--header:68px}
.nav-shell{width:calc(100% - 30px)}
.main-nav{position:fixed;inset:var(--header) 0 0;background:rgba(4,8,12,.98);display:flex;flex-direction:column;gap:0;padding:28px 22px;transform:translateX(100%);visibility:hidden;transition:.3s}
.main-nav.open{transform:none;visibility:visible}
.main-nav a{font-size:18px;padding:14px 5px;border-bottom:1px solid var(--line)}
.main-nav a[aria-current=page]:after{display:none}
.menu-toggle{display:block;margin-left:auto}
.menu-toggle[aria-expanded=true] i:first-child{transform:translateY(4px) rotate(45deg)}
.menu-toggle[aria-expanded=true] i:last-child{transform:translateY(-4px) rotate(-45deg)}
.main-nav .nav-cta{display:flex;margin-top:18px;justify-content:space-between}
.section{padding:85px 21px}
.home-hero{display:block;min-height:940px;padding:126px 21px 70px}
.hero-atmosphere{background:linear-gradient(180deg,rgba(5,9,13,.92),rgba(5,9,13,.48) 54%,rgba(5,9,13,.75))}
.hero-content{width:100%;text-align:center}
.eyebrow,.hero-actions{justify-content:center}
.home-hero h1{font-size:43px}
.hero-content>p{font-size:14px}
.hero-meta{justify-content:center}
.hero-meta div{padding:0 11px}
.hero-meta b{font-size:8px}
.hero-meta span{font-size:8px}
.factory-labels,.hero-side-note{display:none}
.signal-band{justify-content:flex-start;overflow:hidden;padding:0 20px;gap:20px}
.signal-band span:nth-of-type(n+4),.signal-band i:nth-of-type(n+4){display:none}
.section-head{grid-template-columns:1fr;gap:20px;margin-bottom:42px}
.section-head h2,.stack-copy h2{font-size:37px}
.cap-grid{grid-template-columns:1fr}
.cap-card.wide{grid-column:auto}
.scene-grid{grid-template-columns:1fr}
.scene-card{height:260px}
.stack-diagram{padding:30px 16px}
.stack-layer{grid-template-columns:1fr 1fr}
.stack-layer span{grid-column:span 2}
.stack-core small{display:none}
.delivery-panel{grid-template-columns:1fr;margin:50px 20px 90px;width:auto;padding:40px 24px!important;gap:35px}
.page-hero{min-height:620px;display:block;padding:135px 21px 80px}
.page-hero h1{font-size:43px}
.page-symbol{position:absolute;width:300px;right:-80px;bottom:-50px;opacity:.34}
.product-row{grid-template-columns:30px 1fr;gap:20px;padding:45px 0}
.product-copy h2,.solution-row h2,.doc-section h2{font-size:28px}
.product-visual{grid-column:1/3}
.solution-row{grid-template-columns:30px 1fr;gap:20px;padding:40px 0}
.solution-row ul{display:block;padding-left:18px;list-style:disc}
.release-top{display:block}
.release-state{display:block;margin-top:10px}
.download-card{width:auto;margin:40px 20px;padding:35px 22px!important}
.release-grid{grid-template-columns:1fr 1fr}
.release-grid div:nth-child(2){border-right:0}
.step-grid{grid-template-columns:1fr 1fr}
.docs-layout{grid-template-columns:1fr}
.docs-nav{position:static;display:grid;grid-template-columns:1fr 1fr}
.api-overview{grid-template-columns:1fr}
.contact-grid{grid-template-columns:1fr}
.contact-status{display:block}
.legal-hero h1{font-size:44px}
.footer-main{grid-template-columns:1fr 1fr}
.footer-brand{grid-column:span 2}
.footer-bottom{flex-direction:column;gap:8px}
}
@media(max-width:480px){.brand strong{font-size:15px}
.home-hero h1,.page-hero h1{font-size:38px}
.hero-actions .btn{width:100%}
.hero-meta b{font-size:7px}
.hero-meta span{display:none}
.section{padding-left:18px;padding-right:18px}
.section-head h2,.stack-copy h2{font-size:33px}
.scene-grid{grid-template-columns:1fr}
.stack-layer b{font-size:9px}
.release-grid,.step-grid{grid-template-columns:1fr}
.release-grid div{border-right:0}
.docs-nav{grid-template-columns:1fr}
.endpoint-card code{font-size:16px}
.api-facts{grid-template-columns:1fr}
.contact-status h2{font-size:24px}
.footer-main{grid-template-columns:1fr}
.footer-brand{grid-column:auto}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
.reveal{opacity:1;transform:none}
}