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html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:#0b1316;color:#d7e6e2;line-height:1.7;overflow-x:hidden}
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.container{max-width:1180px;margin:0 auto;padding:0 22px}
.section{padding:72px 0}
.section-head{text-align:center;max-width:760px;margin:0 auto 46px}
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html.js header.nav{background:rgba(8,14,17,.55);transition:background .3s}
html.js header.nav.scrolled{background:rgba(8,14,17,.9);box-shadow:0 6px 24px rgba(0,0,0,.4)}
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.nstat span{font-size:11px;color:#8fa9a2}
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.demo-connect:hover{box-shadow:0 12px 34px rgba(0,224,160,.5)}
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.plan.pop:hover{transform:scale(1.03) translateY(-6px)}
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.plan .price{font-size:40px;font-weight:900;color:#f2fffb}
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.faq-item .faq-body ol{padding-left:22px;margin-top:6px}
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.news-card:hover .thumb img{transform:scale(1.06)}
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.foot-brand p{font-size:14px;color:#8fa9a2;max-width:280px}
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.foot-col a{display:block;font-size:14px;color:#9fb5b0;padding:6px 0;transition:color .2s}
.foot-col a:hover{color:#00e0a0}
.foot-bottom{border-top:1px solid rgba(0,224,160,.1);padding-top:22px;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:#6f8781}
.foot-bottom .links a{margin-right:16px;color:#8fa9a2}
.foot-bottom .links a:hover{color:#00e0a0}
.to-top{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:12px;background:rgba(0,224,160,.14);border:1px solid rgba(0,224,160,.4);color:#00e0a0;display:flex;align-items:center;justify-content:center;font-size:20px;z-index:900;transition:all .2s;opacity:.85}
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.breadcrumb{padding:110px 0 10px;font-size:13.5px;color:#8fa9a2}
.breadcrumb a{color:#9fb5b0}
.breadcrumb a:hover{color:#00e0a0}
.breadcrumb .sep{margin:0 8px;color:#4f6660}
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.dl-hero h1{font-size:40px;font-weight:900;color:#f4fffb;line-height:1.25;margin-bottom:18px}
.dl-hero .sub{font-size:17px;color:#a9c2bc;margin-bottom:28px;max-width:500px}
.dl-meta{display:flex;gap:34px;flex-wrap:wrap;margin-top:34px}
.dl-meta .dm b{display:block;font-size:20px;color:#00e0a0}
.dl-meta .dm span{font-size:13px;color:#8fa9a2}
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.ver-card{padding:30px 28px;display:flex;flex-direction:column}
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.ver-card .vicon{width:52px;height:52px;border-radius:14px;background:rgba(0,224,160,.12);display:flex;align-items:center;justify-content:center;font-size:26px}
.ver-card h3{font-size:19px;color:#f2fffb}
.ver-card .vver{font-size:12.5px;color:#00e0a0;border:1px solid rgba(0,224,160,.4);padding:3px 10px;border-radius:999px;margin-left:10px}
.ver-card ul{list-style:none;margin:12px 0 22px;flex:1}
.ver-card li{font-size:14px;color:#bcd4ce;padding:5px 0;display:flex;gap:9px}
.ver-card li::before{content:"✓";color:#00e0a0;font-weight:800}
.ver-card .vm{margin-bottom:16px;font-size:13px;color:#8fa9a2}
.spec-table{max-width:860px;margin:0 auto;border:1px solid rgba(0,224,160,.14);border-radius:18px;overflow:hidden}
.spec-row{display:grid;grid-template-columns:200px 1fr;border-bottom:1px solid rgba(0,224,160,.1)}
.spec-row:last-child{border-bottom:0}
.spec-row div{padding:15px 22px;font-size:14.5px}
.spec-row .sk{background:rgba(0,224,160,.06);color:#00e0a0;font-weight:600}
.spec-row .sv{color:#c6dbd5}
.install-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.install-step{padding:26px 20px;text-align:center}
.install-step .inum{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#00d897,#00b4ff);color:#04120e;font-weight:900;font-size:19px;display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.install-step h3{font-size:16px;color:#f2fffb;margin-bottom:8px}
.install-step p{font-size:13.5px;color:#9fb5b0}
.news-page-head{padding:120px 0 20px;text-align:center}
.news-page-head h1{font-size:36px;font-weight:900;color:#f4fffb;margin-bottom:12px}
.news-page-head p{color:#9fb5b0;font-size:16px}
.news-list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding-bottom:70px}
.article-layout{display:grid;grid-template-columns:1fr 330px;gap:36px;align-items:start;padding:20px 0 70px}
.article-main .cover{width:100%;border-radius:18px;margin-bottom:26px;border:1px solid rgba(0,224,160,.15)}
.article-main h1{font-size:30px;font-weight:900;color:#f4fffb;line-height:1.35;margin-bottom:16px}
.art-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:#8fa9a2;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid rgba(0,224,160,.12)}
.art-meta .ava{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#00d897,#00b4ff);color:#04120e;font-weight:800;display:flex;align-items:center;justify-content:center}
.art-meta b{color:#d7e6e2}
.article-main .content h2{font-size:22px;color:#f2fffb;margin:30px 0 14px;padding-left:14px;border-left:4px solid #00e0a0;line-height:1.4}
.article-main .content p{font-size:15.5px;color:#c0d4cf;margin-bottom:16px;text-align:justify}
.article-main .content img{width:100%;border-radius:14px;margin:18px 0;border:1px solid rgba(0,224,160,.13)}
.article-main .content blockquote{background:rgba(0,224,160,.07);border-left:4px solid #00e0a0;border-radius:0 12px 12px 0;padding:16px 20px;margin:18px 0;color:#dcebe7;font-size:15px}
.art-end{border-top:1px solid rgba(0,224,160,.14);margin-top:34px;padding-top:22px;display:flex;align-items:center;justify-content:center;gap:22px;flex-wrap:wrap}
.art-pager{display:flex;gap:14px;justify-content:space-between;margin-top:34px;flex-wrap:wrap}
.art-pager a{flex:1;min-width:220px;background:rgba(16,30,35,.85);border:1px solid rgba(0,224,160,.14);border-radius:14px;padding:16px 18px;transition:all .2s}
.art-pager a:hover{border-color:rgba(0,224,160,.5);box-shadow:0 0 18px rgba(0,224,160,.15)}
.art-pager a small{display:block;font-size:12px;color:#8fa9a2;margin-bottom:5px}
.art-pager a b{font-size:14.5px;color:#e8f5f1;line-height:1.5}
.side-card{background:#101c20;border:1px solid rgba(0,224,160,.14);border-radius:16px;padding:22px;margin-bottom:20px;box-shadow:0 10px 30px rgba(0,0,0,.3)}
.side-card h3{font-size:15.5px;color:#f2fffb;margin-bottom:16px;padding-left:12px;border-left:4px solid #00e0a0;line-height:1.3}
.toc-list{list-style:none;position:relative;padding-left:20px}
.toc-list::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:rgba(0,224,160,.2)}
.toc-list li{position:relative;padding:6px 0}
.toc-list li::before{content:"";position:absolute;left:-18px;top:14px;width:8px;height:8px;border-radius:50%;background:#2a3a3e;border:2px solid rgba(0,224,160,.4)}
.toc-list a{font-size:13.5px;color:#9fb5b0;transition:color .2s}
.toc-list a:hover{color:#00e0a0}
.toc-list a.active{color:#00e0a0;font-weight:700}
.hot-list{list-style:none;counter-reset:hot}
.hot-list li{counter-increment:hot;display:flex;gap:12px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed rgba(0,224,160,.1)}
.hot-list li:last-child{border-bottom:0}
.hot-list .rank{width:24px;height:24px;border-radius:8px;background:#39474a;color:#bcd4ce;font-size:12.5px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .2s}
.hot-list li:nth-child(1) .rank{background:linear-gradient(135deg,#00d897,#00b4ff);color:#04120e}
.hot-list li:nth-child(2) .rank{background:linear-gradient(135deg,#ff9f43,#ff6b35);color:#1c0d02}
.hot-list li:nth-child(3) .rank{background:linear-gradient(135deg,#ffd166,#f5a623);color:#2a1c02}
.hot-list a{font-size:13.5px;color:#c0d4cf;line-height:1.45;transition:color .2s}
.hot-list a:hover{color:#00e0a0}
.hot-list li:hover .rank{transform:scale(1.12)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px}
.tag-cloud a{font-size:12.5px;color:#9fb5b0;border:1px solid rgba(0,224,160,.22);border-radius:999px;padding:5px 13px;transition:all .2s}
.tag-cloud a:hover{color:#00e0a0;border-color:#00e0a0;background:rgba(0,224,160,.08)}
.comments{margin-top:38px}
.comments h3{font-size:18px;color:#f2fffb;margin-bottom:18px;padding-left:12px;border-left:4px solid #00e0a0}
.comment-item{display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed rgba(0,224,160,.1)}
.comment-item .cava{width:40px;height:40px;border-radius:50%;background:rgba(0,224,160,.14);border:1px solid rgba(0,224,160,.3);color:#00e0a0;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.comment-item .cb b{font-size:14px;color:#e8f5f1}
.comment-item .cb span{font-size:12px;color:#8fa9a2;margin-left:8px}
.comment-item .cb p{font-size:14px;color:#bcd4ce;margin-top:6px}
.error-page{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:80px 20px}
.error-box h1{font-size:96px;font-weight:900;background:linear-gradient(120deg,#00e0a0,#4fc3ff);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.error-box h2{font-size:26px;color:#f2fffb;margin:18px 0 12px}
.error-box p{color:#9fb5b0;margin-bottom:28px}
.sitemap-sec{padding:40px 0 80px}
.sitemap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.sitemap-card{padding:26px 24px}
.sitemap-card h3{font-size:17px;color:#f2fffb;margin-bottom:14px;padding-left:12px;border-left:4px solid #00e0a0}
.sitemap-card a{display:block;padding:7px 0;color:#9fb5b0;font-size:14px;transition:color .2s}
.sitemap-card a:hover{color:#00e0a0}
.legal-page{max-width:860px;margin:0 auto;padding:40px 0 80px}
.legal-page h2{font-size:22px;color:#f2fffb;margin:30px 0 12px;padding-left:14px;border-left:4px solid #00e0a0}
.legal-page p{font-size:15px;color:#bcd4ce;margin-bottom:14px}
.legal-page h1{font-size:32px;font-weight:900;color:#f4fffb;margin-bottom:10px}
.legal-page .updated{color:#8fa9a2;font-size:13px;margin-bottom:26px}
html.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
html.js .reveal.in{opacity:1;transform:translateY(0)}
@media(max-width:992px){
.hero{padding:126px 0 66px}
.hero-grid{grid-template-columns:1fr;gap:42px}
.hero h1{font-size:38px}
.hero-stats{gap:24px}
.features-grid,.scenario-grid,.news-grid,.news-list-grid{grid-template-columns:repeat(2,1fr)}
.node-city-grid{grid-template-columns:repeat(3,1fr)}
.steps,.testi-grid,.pricing-grid{grid-template-columns:repeat(3,1fr);gap:16px}
.plan{padding:28px 18px}
.plan.pop{transform:scale(1)}
.plan.pop:hover{transform:translateY(-6px)}
.install-grid{grid-template-columns:repeat(2,1fr)}
.ribbon-grid{grid-template-columns:repeat(3,1fr);gap:26px}
.nav-menu,.nav-cta{display:none}
.nav-burger{display:block}
.article-layout{grid-template-columns:1fr}
.side-stack{display:grid;grid-template-columns:1fr;gap:0}
.side-card{margin-bottom:16px}
.dl-hero-grid{grid-template-columns:1fr;gap:36px}
.dl-hero h1{font-size:32px}
.ver-grid{grid-template-columns:1fr}
.sitemap-grid{grid-template-columns:repeat(2,1fr)}
.foot-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
.section{padding:54px 0}
.sec-title{font-size:27px}
.hero h1{font-size:31px}
.hero .sub{font-size:16px}
.features-grid,.scenario-grid,.news-grid,.news-list-grid{grid-template-columns:1fr}
.node-city-grid{grid-template-columns:repeat(2,1fr)}
.steps,.testi-grid,.pricing-grid{grid-template-columns:1fr}
.ribbon-grid{grid-template-columns:repeat(2,1fr)}
.hero-stats{justify-content:flex-start}
.gauge{width:170px;height:170px}
.demo-wrap{padding:18px}
.article-main h1{font-size:24px}
.art-pager a{min-width:100%}
.cta-band{padding:42px 22px}
.cta-band h2{font-size:25px}
.sitemap-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
.container{padding:0 16px}
.hero{padding:116px 0 52px}
.hero h1{font-size:27px}
.hero-btns .btn{width:100%}
.hstat b{font-size:24px}
.node-city-grid{grid-template-columns:1fr}
.ribbon-grid{grid-template-columns:1fr 1fr}
.sec-title{font-size:24px}
.gauge{width:150px;height:150px}
.gauge-center .lat{font-size:30px}
.btn{padding:13px 24px;font-size:15px}
.foot-grid{grid-template-columns:1fr}
.foot-bottom{flex-direction:column;text-align:center}
.article-main .content p{font-size:14.5px}
.error-box h1{font-size:70px}
}
.demo-connect{display:flex;text-align:center}
.gauge-center .lat span,.node-stats b{display:none}
#dm-hk:checked~.gauge .lat .v-hk,#dm-hk:checked~.node-stats b.v-hk{display:inline}
#dm-jp:checked~.gauge .lat .v-jp,#dm-jp:checked~.node-stats b.v-jp{display:inline}
#dm-sg:checked~.gauge .lat .v-sg,#dm-sg:checked~.node-stats b.v-sg{display:inline}
#dm-us:checked~.gauge .lat .v-us,#dm-us:checked~.node-stats b.v-us{display:inline}
#dm-de:checked~.gauge .lat .v-de,#dm-de:checked~.node-stats b.v-de{display:inline}
#dm-uk:checked~.gauge .lat .v-uk,#dm-uk:checked~.node-stats b.v-uk{display:inline}
#d2-hk:checked~.gauge .lat .v-hk,#d2-hk:checked~.node-stats b.v-hk{display:inline}
#d2-jp:checked~.gauge .lat .v-jp,#d2-jp:checked~.node-stats b.v-jp{display:inline}
#d2-sg:checked~.gauge .lat .v-sg,#d2-sg:checked~.node-stats b.v-sg{display:inline}
#d2-us:checked~.gauge .lat .v-us,#d2-us:checked~.node-stats b.v-us{display:inline}
#d2-de:checked~.gauge .lat .v-de,#d2-de:checked~.node-stats b.v-de{display:inline}
#d2-uk:checked~.gauge .lat .v-uk,#d2-uk:checked~.node-stats b.v-uk{display:inline}
#demo-toggle2:checked~.demo-status .pill.off{display:none}
#demo-toggle2:checked~.demo-status .pill.on{display:inline-flex}
#demo-toggle2~.demo-status .pill.on{display:none}
#demo-toggle2:checked~.gauge .bar{stroke-dashoffset:112}
#demo-toggle2:checked~.demo-connect{background:linear-gradient(135deg,#ff7a6b,#ff9f7a);color:#2a0d08;box-shadow:0 8px 26px rgba(255,122,107,.35)}
#demo-toggle2:checked~.demo-connect .txt-on{display:inline}
#demo-toggle2:checked~.demo-connect .txt-off{display:none}