@charset "UTF-8";
:root{--violet:#6b4cf2;--violet2:#3d2ca2;--paper:#f8f8fb;--white:#fff;--ink:#181820;--muted:#707180;--line:#ddddea;--soft:#eeeeff;--shell:min(1190px,calc(100% - 40px))}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased}img{display:block;max-width:100%}a{text-decoration:none;color:inherit}.shell{width:var(--shell);margin:auto}
.header{background:#fff;border-bottom:1px solid var(--line)}.header-grid{height:72px;display:grid;grid-template-columns:190px 1fr auto;align-items:center;gap:25px}.brand img{max-height:38px;width:auto}.header nav{display:flex;justify-content:center;gap:27px;font-size:12px;color:#777887}.header nav a:hover{color:var(--violet)}.header-cta{background:var(--violet);color:#fff;padding:11px 17px;border-radius:8px;font-size:12px;font-weight:900}
.hero{padding:80px 0;background:linear-gradient(145deg,#fff,#f1efff)}.hero-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:80px;align-items:center;min-height:610px}.kicker,.map-head span,.install-title span,.preview-head span,.update-title span,.problems-title span,.content-copy>span,.faq-title span,.final-grid>div>span{display:block;font-size:9px;letter-spacing:.16em;color:var(--violet);font-weight:900;margin-bottom:14px}.hero h1{font-size:clamp(62px,7vw,98px);line-height:.88;letter-spacing:-.06em;margin:20px 0 24px}.hero-copy>p{font-size:15px;line-height:1.9;color:#636579;max-width:600px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.primary{background:var(--violet);color:#fff;padding:14px 17px;border-radius:8px;font-size:12px;font-weight:900}.secondary{border:1px solid #cfc9f5;padding:13px 17px;border-radius:8px;font-size:12px;color:#554d81}
.hero-map{position:relative;min-height:540px;display:grid;place-items:center}.map-center{width:420px;height:420px;border-radius:50%;background:#fff;border:1px solid #dcd7fb;display:grid;place-items:center;box-shadow:0 28px 60px rgba(107,76,242,.12)}.map-center img{max-height:320px;width:auto;object-fit:contain}.map-node{position:absolute;background:#181820;color:#fff;border-radius:999px;padding:10px 14px;display:flex;gap:9px;align-items:center;font-size:9px;box-shadow:0 14px 28px rgba(0,0,0,.12)}.map-node b{width:22px;height:22px;border-radius:50%;background:var(--violet);display:grid;place-items:center}.n1{left:0;top:20%}.n2{right:0;top:45%}.n3{left:10%;bottom:12%}
.map{padding:105px 0;background:#fff}.map-head{display:grid;grid-template-columns:1fr 400px;gap:70px;align-items:end;margin-bottom:38px}.map-head h2,.install-title h2,.preview-head h2,.update-title h2,.problems-title h2,.content-copy h2,.faq-title h2{font-size:clamp(40px,5vw,62px);line-height:1.04;letter-spacing:-.05em;margin:0}.map-head>p,.content-copy p{margin:0;color:var(--muted);font-size:13px;line-height:1.8}.map-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.map-grid article{min-height:350px;background:#f6f5fb;border:1px solid var(--line);padding:25px;display:flex;flex-direction:column;border-radius:16px}.card-no{font-size:52px;font-weight:900;color:#d8d3f8}.map-grid span{font-size:9px;letter-spacing:.14em;color:var(--violet)}.map-grid h3{font-size:25px;margin:45px 0 10px}.map-grid p{font-size:12px;line-height:1.75;color:var(--muted)}.map-grid a{margin-top:auto;border-top:1px solid var(--line);padding-top:14px;color:var(--violet);font-size:12px;font-weight:900}
.install{padding:100px 0;background:#191923;color:#fff}.install-grid{display:grid;grid-template-columns:350px 1fr;gap:80px;align-items:center}.install-title h2{color:#fff}.install-title p{font-size:13px;color:#a6a6b2}.install-track{display:grid;grid-template-columns:1fr 30px 1fr 30px 1fr 30px 1fr 30px 1fr;align-items:center}.install-track>div{min-height:120px;background:#242432;border:1px solid rgba(255,255,255,.07);border-radius:12px;padding:18px;display:flex;flex-direction:column;justify-content:space-between}.install-track b{font-size:9px;color:#9f8cff}.install-track span{font-size:11px}.install-track i{height:1px;background:#5a5870}
.preview{padding:105px 0}.preview-head{max-width:780px;margin-bottom:38px}.preview-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:12px}.preview figure{margin:0;min-height:550px;border-radius:18px;position:relative;display:grid;place-items:center;padding:35px 25px 55px}.mobile{background:#1d1d28}.desktop{background:#ececf4}.preview img{max-height:470px;width:auto;object-fit:contain}.desktop img{max-height:410px;max-width:95%}.preview figcaption{position:absolute;left:16px;bottom:14px;font-size:9px;letter-spacing:.12em;color:#79798b}
.update{padding:100px 0;background:#efedff}.update-grid{display:grid;grid-template-columns:350px 1fr;gap:80px}.update-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.update-cards article{min-height:230px;background:#fff;border:1px solid #dcd7fa;padding:22px;border-radius:14px}.update-cards b{font-size:9px;color:var(--violet)}.update-cards h3{font-size:20px;margin:55px 0 8px}.update-cards p{font-size:12px;line-height:1.7;color:var(--muted)}
.problems{padding:100px 0;background:#fff}.problems-grid{display:grid;grid-template-columns:340px 1fr;gap:80px}.problem-list{border-top:1px solid var(--line)}.problem-list>div{display:grid;grid-template-columns:180px 1fr;gap:20px;padding:16px 0;border-bottom:1px solid var(--line);font-size:12px}.problem-list b{font-size:13px}.problem-list span{color:var(--muted)}
.content{padding:100px 0;background:#6b4cf2;color:#fff}.content-grid{display:grid;grid-template-columns:340px 1fr;gap:80px;align-items:center}.content-copy h2{color:#fff}.content-copy p{color:#d5ceff}.content-icons{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.content-icons figure{margin:0;min-height:200px;background:#765cf0;border:1px solid rgba(255,255,255,.1);padding:20px 12px 13px;display:flex;flex-direction:column;align-items:center;justify-content:space-between}.content-icons img{height:110px;width:110px;object-fit:contain}.content-icons figcaption{width:100%;border-top:1px solid rgba(255,255,255,.12);padding-top:10px;text-align:center;color:#ded8ff;font-size:10px}
.faq{padding:105px 0;background:#fff}.faq-grid{display:grid;grid-template-columns:350px 1fr;gap:90px}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{list-style:none;cursor:pointer;padding:23px 48px 23px 0;font-weight:900;position:relative}summary::-webkit-details-marker{display:none}summary::after{content:"+";position:absolute;right:4px;top:17px;color:var(--violet);font-size:24px}details[open] summary::after{content:"−"}details p{margin:0 0 23px;color:var(--muted);font-size:13px;line-height:1.8}
.final{background:#15151c;color:#fff}.final-grid{min-height:190px;display:grid;grid-template-columns:120px 1fr auto;gap:45px;align-items:center}.final-mark{font-size:58px;font-weight:900;color:#484859}.final-grid h2{font-size:33px;margin:7px 0 8px;letter-spacing:-.04em}.final-grid p{margin:0;color:#9292a0;font-size:12px}.final-grid>a{background:var(--violet);color:#fff;padding:14px 17px;border-radius:8px;font-size:12px;font-weight:900}
.footer{background:#09090d;color:#6d6d79;padding:38px 0 90px}.footer-grid{display:grid;grid-template-columns:180px 1fr auto;gap:30px;align-items:center}.footer img{max-height:34px;width:auto}.footer p{font-size:11px}.footer nav{display:flex;gap:18px;font-size:11px}.mobile-bar{display:none}
@media(max-width:1000px){.hero-grid,.map-head,.install-grid,.update-grid,.problems-grid,.content-grid,.faq-grid{grid-template-columns:1fr}.hero-map{min-height:470px}.install-track{margin-top:10px}}
@media(max-width:760px){:root{--shell:min(100% - 28px,1190px)}body{padding-bottom:70px}.header nav,.header-cta{display:none}.header-grid{grid-template-columns:1fr}.hero{padding:50px 0}.hero h1{font-size:58px}.hero-map{min-height:390px}.map-center{width:290px;height:290px}.map-center img{max-height:220px}.map-node{font-size:8px}.map,.install,.preview,.update,.problems,.content,.faq{padding:74px 0}.map-grid{grid-template-columns:1fr}.install-track{grid-template-columns:1fr}.install-track i{width:1px;height:24px;margin:auto}.preview-grid{grid-template-columns:1fr}.preview figure{min-height:440px}.update-cards{grid-template-columns:1fr}.content-icons{display:flex;overflow:auto}.content-icons figure{min-width:150px}.final-grid{grid-template-columns:1fr;gap:18px;padding:32px 0}.final-mark{display:none}.final-grid>a{justify-self:start}.footer-grid{grid-template-columns:1fr}.footer nav{flex-wrap:wrap}.mobile-bar{position:fixed;z-index:100;left:0;right:0;bottom:0;background:rgba(9,9,13,.96);color:#fff;display:flex;justify-content:space-between;align-items:center;padding:10px 14px calc(10px + env(safe-area-inset-bottom));backdrop-filter:blur(12px)}.mobile-bar span{display:flex;flex-direction:column}.mobile-bar b{font-size:12px}.mobile-bar small{font-size:9px;color:#777783;margin-top:3px}.mobile-bar a{background:var(--violet);color:#fff;padding:10px 16px;border-radius:8px;font-size:12px;font-weight:900}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}