:root{--brand:#ff7a18;--brand2:#ffb02e;--ink:#101828;--ink2:#1c2537;--muted:#5c6779;--line:#e6e9ef;--bg:#ffffff;--soft:#f6f7fb;--ok:#12b886;--radius:16px;--shadow:0 10px 30px rgba(16,24,40,.08);--shadow-lg:0 22px 50px rgba(16,24,40,.16);--w:1180px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.3;margin:0 0 14px;letter-spacing:-.02em}
h1{font-size:44px;font-weight:800}
h2{font-size:32px;font-weight:800}
h3{font-size:20px;font-weight:700}
p{margin:0 0 16px}
ul{margin:0 0 16px;padding-left:20px}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 22px}
.section{padding:86px 0}
.section.soft{background:var(--soft)}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);margin-bottom:12px}
.lead{font-size:17px;color:var(--muted);max-width:720px}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:16px;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;background:linear-gradient(120deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 10px 24px rgba(255,122,24,.32)}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,122,24,.4)}
.btn.ghost{background:#fff;color:var(--ink);border-color:#d8dde6;box-shadow:none}
.btn.ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn.sm{min-height:42px;padding:0 18px;font-size:14px}
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:background .3s,box-shadow .3s}
.nav.scrolled{background:rgba(12,18,32,.94);border-bottom-color:rgba(255,255,255,.08);box-shadow:0 8px 24px rgba(0,0,0,.22)}
.nav .container{display:flex;align-items:center;gap:24px;height:74px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;flex:0 0 auto}
.logo img{width:36px;height:36px;object-fit:contain}
.nav.scrolled .logo,.nav.scrolled .menu>li>a,.nav.scrolled .nav-right .login{color:#fff}
.menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;flex:1}
.menu>li{position:relative}
.menu>li>a{display:flex;align-items:center;gap:6px;padding:10px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--ink2);transition:color .2s,background .2s}
.menu>li>a:hover{color:var(--brand);background:rgba(255,122,24,.08)}
.menu .caret{font-size:11px;transition:transform .25s}
.dropdown{position:absolute;top:calc(100% + 10px);left:0;min-width:230px;background:#fff;border-radius:14px;box-shadow:var(--shadow-lg);padding:10px;list-style:none;margin:0;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .22s,transform .22s,visibility .22s;border:1px solid var(--line)}
.dropdown a{display:block;padding:10px 14px;border-radius:9px;font-size:14px;color:var(--ink2);font-weight:600}
.dropdown a:hover{background:var(--soft);color:var(--brand)}
.menu>li:hover .dropdown,.menu>li:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.menu>li:hover .caret{transform:rotate(180deg)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-right .login{font-size:15px;font-weight:600;color:var(--ink2)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;cursor:pointer}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
.hero{position:relative;overflow:hidden;padding:150px 0 90px;background:radial-gradient(900px 480px at 82% 12%,rgba(255,176,46,.28),transparent 62%),radial-gradient(700px 420px at 6% 88%,rgba(23,195,178,.16),transparent 60%),linear-gradient(180deg,#fff8ef 0%,#ffffff 62%)}
.hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.hero h1 span{background:linear-gradient(120deg,var(--brand),#e8430f);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:18px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 30px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;border-top:1px solid var(--line);padding-top:24px;max-width:560px}
.hero-stats b{display:block;font-size:28px;font-weight:800;letter-spacing:-.02em}
.hero-stats span{font-size:13px;color:var(--muted)}
.demo{background:linear-gradient(165deg,#141c2e,#0a1120);border-radius:24px;padding:22px;box-shadow:var(--shadow-lg);color:#e8edf7;position:relative;overflow:hidden}
.demo::after{content:"";position:absolute;width:260px;height:260px;right:-90px;top:-90px;background:radial-gradient(circle,rgba(255,122,24,.42),transparent 70%);pointer-events:none}
.demo-top{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#93a1bb;margin-bottom:16px}
.demo-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#12b886;margin-right:6px;box-shadow:0 0 0 4px rgba(18,184,134,.16)}
.gauge{position:relative;width:210px;height:210px;margin:6px auto 14px;border-radius:50%;background:conic-gradient(from 210deg,var(--brand) 0deg,rgba(255,122,24,.18) 0deg);display:flex;align-items:center;justify-content:center;transition:background .9s}
.gauge::before{content:"";position:absolute;inset:12px;border-radius:50%;background:#0d1526}
.gauge-in{position:relative;text-align:center}
.gauge-in b{display:block;font-size:38px;font-weight:800;letter-spacing:-.02em}
.gauge-in small{font-size:12px;color:#93a1bb}
.demo-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0 14px}
.metric{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:10px 8px;text-align:center}
.metric b{display:block;font-size:16px;font-weight:700}
.metric span{font-size:11px;color:#8ea0bd}
.demo-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.chip{border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.04);color:#c8d4e8;border-radius:999px;padding:7px 13px;font-size:12.5px;cursor:pointer;transition:.2s}
.chip:hover{border-color:rgba(255,122,24,.6);color:#fff}
.chip.active{background:linear-gradient(120deg,var(--brand),var(--brand2));border-color:transparent;color:#fff;font-weight:700}
.demo-connect{width:100%;min-height:50px;border:0;border-radius:14px;font-size:16px;font-weight:800;color:#fff;cursor:pointer;background:linear-gradient(120deg,var(--brand),var(--brand2));box-shadow:0 12px 26px rgba(255,122,24,.35);transition:.25s}
.demo-connect:hover{filter:brightness(1.06)}
.demo-connect.connected{background:linear-gradient(120deg,#0f9f7a,#12b886);box-shadow:0 12px 26px rgba(18,184,134,.3)}
.demo-switch{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#c8d4e8;margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.08)}
.switch{position:relative;width:46px;height:26px;border-radius:999px;background:rgba(255,255,255,.16);cursor:pointer;transition:.25s;flex:0 0 auto}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:.25s}
.switch.on{background:linear-gradient(120deg,var(--brand),var(--brand2))}
.switch.on::after{transform:translateX(20px)}
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .25s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,122,24,.35)}
.card .ico{width:48px;height:48px;border-radius:14px;background:linear-gradient(140deg,rgba(255,122,24,.14),rgba(255,176,46,.24));display:flex;align-items:center;justify-content:center;font-size:23px;margin-bottom:14px}
.card h3{font-size:18px;margin-bottom:8px}
.card p{font-size:15px;color:var(--muted);margin:0}
.stat-band{background:linear-gradient(120deg,#0c1220,#1b2436);color:#fff;padding:64px 0}
.stat-band .grid{grid-template-columns:repeat(4,1fr);gap:16px}
.stat-band b{display:block;font-size:38px;font-weight:800;background:linear-gradient(120deg,#ffb02e,#ff7a18);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.03em}
.stat-band span{font-size:14px;color:#a5b3cb}
.nodes{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.node-list{display:grid;gap:12px}
.node{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 18px;transition:.25s}
.node:hover{border-color:rgba(255,122,24,.5);box-shadow:var(--shadow);transform:translateX(4px)}
.node .flag{font-size:22px}
.node .nm{font-weight:700;font-size:15px}
.node .sub{font-size:12.5px;color:var(--muted)}
.node .ping{margin-left:auto;font-size:13px;font-weight:700;color:var(--ok);background:rgba(18,184,134,.1);padding:4px 10px;border-radius:999px}
.proto{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}
.proto div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.proto h4{margin:0 0 6px;font-size:16px}
.proto p{margin:0;font-size:14px;color:var(--muted)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:s}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative;counter-increment:s}
.step::before{content:counter(s,decimal-leading-zero);position:absolute;right:22px;top:16px;font-size:34px;font-weight:800;color:rgba(255,122,24,.16)}
.steps.four{grid-template-columns:repeat(4,1fr)}
.step h3{font-size:17px;margin-bottom:6px}
.step p{font-size:14.5px;color:var(--muted);margin:0}
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.plan{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px 26px;display:flex;flex-direction:column;transition:.25s}
.plan:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.plan.feat{border:2px solid transparent;background:linear-gradient(#fff,#fff) padding-box,linear-gradient(120deg,var(--brand),var(--brand2)) border-box;box-shadow:0 20px 44px rgba(255,122,24,.18);position:relative}
.plan .tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(120deg,var(--brand),var(--brand2));color:#fff;font-size:12px;font-weight:700;padding:5px 14px;border-radius:999px;white-space:nowrap}
.plan .price{font-size:38px;font-weight:800;letter-spacing:-.03em;margin:8px 0 2px}
.plan .price small{font-size:14px;font-weight:600;color:var(--muted)}
.plan ul{list-style:none;padding:0;margin:18px 0 24px;font-size:14.5px;color:var(--ink2)}
.plan li{padding:6px 0 6px 26px;position:relative}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:800}
.plan .btn{width:100%;margin-top:auto}
details.faq{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 20px;margin-bottom:12px;transition:.2s}
details.faq[open]{border-color:rgba(255,122,24,.45);box-shadow:var(--shadow)}
details.faq summary{cursor:pointer;list-style:none;padding:18px 30px 18px 0;font-weight:700;font-size:16px;position:relative}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";position:absolute;right:0;top:16px;font-size:22px;color:var(--brand);transition:transform .25s}
details.faq[open] summary::after{transform:rotate(45deg)}
details.faq .ans{padding:0 0 20px;color:var(--muted);font-size:15px}
details.faq .ans p:last-child{margin-bottom:0}
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.quote .stars{color:#ff9f1c;letter-spacing:2px;font-size:14px;margin-bottom:10px}
.quote p{font-size:15px;color:var(--ink2)}
.who{display:flex;align-items:center;gap:12px;margin-top:16px}
.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#ff7a18,#ffb02e);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;flex:0 0 auto}
.who b{display:block;font-size:14px}
.who span{font-size:12.5px;color:var(--muted)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,122,24,.35)}
.news-card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.news-card .body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-card .date{font-size:12.5px;color:var(--muted);margin-bottom:8px}
.news-card h3{font-size:17px;margin-bottom:8px}
.news-card p{font-size:14px;color:var(--muted);margin:0 0 14px}
.news-card .more{margin-top:auto;font-size:14px;font-weight:700;color:var(--brand)}
.cta{background:linear-gradient(120deg,#101828,#1d2a41);color:#fff;border-radius:24px;padding:56px 40px;text-align:center;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;width:420px;height:420px;left:-120px;top:-160px;background:radial-gradient(circle,rgba(255,122,24,.35),transparent 68%)}
.cta h2{margin-bottom:12px}
.cta p{color:#b8c4d8;max-width:620px;margin:0 auto 26px}
.cta .hero-actions{justify-content:center;margin-bottom:0}
.footer{background:#0b1120;color:#c3cee0;padding:64px 0 26px;font-size:14.5px}
.footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin-bottom:9px}
.footer a:hover{color:var(--brand2)}
.footer .brandline{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:#fff;margin-bottom:14px}
.footer .brandline img{width:34px;height:34px}
.footer .bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding-top:22px;font-size:13px;color:#8797ae}
.footer .bottom a{margin-left:16px}
.totop{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:50%;background:linear-gradient(120deg,var(--brand),var(--brand2));color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:0 10px 24px rgba(255,122,24,.4);z-index:900;opacity:0;visibility:hidden;transition:.3s}
.totop.show{opacity:1;visibility:visible}
.subhero{padding:132px 0 56px;background:radial-gradient(700px 340px at 88% 0%,rgba(255,176,46,.22),transparent 62%),linear-gradient(180deg,#fff8ef,#fff)}
.subhero h1{font-size:38px}
.crumb{font-size:13.5px;color:var(--muted);margin-bottom:14px}
.crumb a:hover{color:var(--brand)}
.page-wrap{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:40px;align-items:start;padding:56px 0 80px}
.article{background:#fff}
.article .meta{display:flex;flex-wrap:wrap;gap:14px;font-size:13.5px;color:var(--muted);padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:26px}
.article h2{font-size:26px;margin-top:38px}
.article h3{font-size:19px;margin-top:26px}
.article p{font-size:16.5px;color:#2b3446}
.article img{border-radius:14px;margin:22px 0 8px}
.article figure{margin:24px 0}
.article figcaption{font-size:13px;color:var(--muted);text-align:center}
.article .databox{background:var(--soft);border-left:4px solid var(--brand);border-radius:0 12px 12px 0;padding:18px 22px;margin:24px 0}
.article .databox p:last-child{margin-bottom:0}
.article blockquote{margin:24px 0;padding:18px 22px;background:linear-gradient(120deg,rgba(255,122,24,.07),rgba(255,176,46,.1));border-radius:12px;font-size:16px;color:var(--ink2)}
.article blockquote p:last-child{margin-bottom:0}
.article blockquote cite{display:block;margin-top:10px;font-style:normal;font-size:13.5px;color:var(--muted)}
.pager{display:flex;justify-content:space-between;gap:16px;margin:36px 0 12px;flex-wrap:wrap}
.pager a{flex:1 1 220px;border:1px solid var(--line);border-radius:12px;padding:14px 18px;font-size:14.5px;transition:.2s}
.pager a:hover{border-color:var(--brand);color:var(--brand);box-shadow:var(--shadow)}
.pager span{display:block;font-size:12px;color:var(--muted)}
.comments{margin-top:40px;border-top:1px solid var(--line);padding-top:26px}
.comment{display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line)}
.comment:last-child{border-bottom:0}
.comment .nm{font-weight:700;font-size:14.5px}
.comment .dt{font-size:12.5px;color:var(--muted);margin-left:8px}
.comment p{margin:4px 0 0;font-size:14.5px;color:#3b465a}
.sidebar{position:sticky;top:96px;display:grid;gap:18px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 6px 18px rgba(16,24,40,.05)}
.side-card h3{font-size:14.5px;margin:0 0 14px;padding-left:11px;position:relative;letter-spacing:.02em}
.side-card h3::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:3px;border-radius:2px;background:linear-gradient(180deg,var(--brand),var(--brand2))}
.toc{position:relative;padding-left:18px;border-left:1px solid var(--line)}
.toc a{display:block;position:relative;font-size:13.5px;color:var(--muted);padding:7px 0;line-height:1.5}
.toc a::before{content:"";position:absolute;left:-23px;top:14px;width:9px;height:9px;border-radius:50%;background:#fff;border:2px solid #cfd6e2;box-sizing:border-box;transition:.2s}
.toc a:hover,.toc a.on{color:var(--brand);font-weight:700}
.toc a.on::before{border-color:var(--brand);background:var(--brand);box-shadow:0 0 0 3px rgba(255,122,24,.15)}
.hot{list-style:none;padding:0;margin:0}
.hot li{display:flex;gap:11px;align-items:flex-start;padding:8px 0;font-size:13.5px;line-height:1.55}
.hot .rank{width:22px;height:22px;border-radius:7px;background:#eef1f6;color:#6b7788;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;flex:0 0 auto;transition:.2s}
.hot li:nth-child(1) .rank{background:linear-gradient(120deg,var(--brand),#ff5f1f);color:#fff}
.hot li:nth-child(2) .rank{background:linear-gradient(120deg,#ffa62b,#ff7a18);color:#fff}
.hot li:nth-child(3) .rank{background:linear-gradient(120deg,#ffcf5c,#e5a10a);color:#fff}
.hot li:hover .rank{transform:scale(1.12)}
.hot li:hover a{color:var(--brand)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags a{font-size:12.5px;padding:6px 12px;border-radius:999px;background:var(--soft);color:#5c6779;border:1px solid transparent;transition:.2s}
.tags a:hover{color:var(--brand);border-color:var(--brand);background:#fff}
.list-wrap{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.page-simple{padding:56px 0 80px;max-width:860px;margin:0 auto}
.page-simple h1{font-size:34px}
.page-simple h2{font-size:22px;margin-top:30px}
.page-simple p,.page-simple li{color:#3b465a;font-size:15.5px}
.notice{background:var(--soft);border:1px dashed #d7dde7;border-radius:12px;padding:16px 20px;font-size:14px;color:var(--muted)}
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.dl-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;transition:.25s;display:flex;flex-direction:column}
.dl-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.dl-card .row{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:10px}
.dl-card ul{list-style:none;padding:0;margin:14px 0 20px;font-size:14px}
.dl-card li{padding:5px 0 5px 24px;position:relative;color:var(--ink2)}
.dl-card li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:800}
.dl-card .btn{margin-top:auto}
.sysreq{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.sysreq div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.sysreq b{display:block;font-size:13px;color:var(--muted);font-weight:600;margin-bottom:6px}
.sysreq span{font-weight:700;font-size:15px}
.err-wrap{min-height:70vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:120px 0 80px}
.err-code{font-size:120px;font-weight:800;letter-spacing:-.05em;background:linear-gradient(120deg,var(--brand),#e8430f);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.map-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px}
.map-list a{display:block;padding:13px 18px;border:1px solid var(--line);border-radius:12px;font-size:14.5px;transition:.2s}
.map-list a:hover{border-color:var(--brand);color:var(--brand);transform:translateX(4px)}
html.js .reveal{opacity:0;transform:translateY(22px)}
html.js .reveal.in{opacity:1;transform:none;transition:opacity .6s ease,transform .6s ease}
@media(max-width:992px){
.nav .container{height:66px;gap:12px}
.nav-toggle{display:flex}
.menu{position:absolute;top:66px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 16px 18px;border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(16,24,40,.12);display:none}
.menu.open{display:flex}
.menu>li>a{color:var(--ink2);padding:13px 6px;justify-content:space-between;border-bottom:1px solid var(--line)}
.nav.scrolled .menu>li>a{color:var(--ink2)}
.dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 8px 10px;min-width:0;display:none;background:transparent}
.menu>li.open .dropdown{display:block}
.menu>li:hover .dropdown{opacity:1;visibility:visible}
.menu>li:hover .caret,.menu>li.open .caret{transform:rotate(180deg)}
.nav-right .login{display:none}
.hero{padding:120px 0 70px}
.hero .container,.nodes,.page-wrap,.footer .cols{grid-template-columns:1fr}
.hero .container{gap:40px}
h1{font-size:34px}
h2{font-size:26px}
.g3,.g4,.news-grid,.pricing,.quotes,.dl-grid,.sysreq,.steps,.steps.four,.proto,.list-wrap,.map-list{grid-template-columns:repeat(2,1fr)}
.stat-band .grid{grid-template-columns:repeat(2,1fr);gap:24px}
.sidebar{position:static}
.section{padding:64px 0}
.footer .cols{gap:26px}
}
@media(max-width:768px){
.hero-stats{grid-template-columns:repeat(3,1fr);gap:10px}
.hero-stats b{font-size:22px}
.g2,.g3,.g4,.news-grid,.pricing,.quotes,.dl-grid,.sysreq,.steps,.steps.four,.proto,.list-wrap,.map-list,.stat-band .grid{grid-template-columns:1fr}
.demo{max-width:460px;margin:0 auto}
.cta{padding:40px 22px;border-radius:18px}
.page-wrap{padding:36px 0 60px}
.article p{font-size:16px}
.pager a{flex:1 1 100%}
}
@media(max-width:480px){
h1{font-size:28px}
h2{font-size:22px}
.subhero h1,.page-simple h1{font-size:26px}
body{font-size:15px}
.hero{padding:108px 0 56px}
.hero .lead{font-size:16px}
.hero-actions .btn{width:100%}
.container{padding:0 16px}
.gauge{width:176px;height:176px}
.gauge-in b{font-size:31px}
.metric b{font-size:14px}
.btn{min-height:46px;font-size:15px}
.article h2{font-size:21px}
.err-code{font-size:78px}
.footer .bottom{flex-direction:column;align-items:flex-start}
.footer .bottom a{margin:0 14px 0 0}
}