:root{--bg:#f4faf7;--bg2:#e8f4ee;--card:#ffffff;--text:#16211c;--muted:#5f746a;--brand:#0fb37a;--brand2:#38e0a5;--accent:#f59e0b;--line:rgba(15,179,122,.16);--r:14px;--pill:999px;--sh1:0 4px 14px rgba(22,33,28,.06);--sh2:0 16px 40px rgba(22,33,28,.14)}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;padding-top:84px}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--text)}
h1,h2,h3,h4{margin:0 0 12px;line-height:1.28;letter-spacing:-.01em}
h2{font-size:32px}
h3{font-size:20px}
p{margin:0 0 16px}
ul,ol{margin:0 0 16px;padding-left:22px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section.alt{background:var(--bg2)}
.sec-head{max-width:760px;margin:0 auto 44px;text-align:center}
.sec-head p{color:var(--muted);margin:0}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--brand);background:rgba(15,179,122,.1);border:1px solid var(--line);border-radius:var(--pill);padding:4px 14px;margin-bottom:14px}
.skip{position:absolute;left:-9999px;top:0;background:var(--card);padding:10px 16px;z-index:999}
.skip:focus{left:12px;top:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 28px;border-radius:var(--pill);font-size:16px;font-weight:700;border:1px solid transparent;background:linear-gradient(135deg,var(--brand),var(--brand2));color:var(--text);cursor:pointer;box-shadow:0 8px 20px rgba(15,179,122,.26);transition:transform .2s,box-shadow .2s}
.btn:hover{color:var(--text);transform:translateY(-2px);box-shadow:0 12px 26px rgba(15,179,122,.34)}
.btn.ghost{background:transparent;border:1px solid var(--brand);color:var(--text);box-shadow:none}
.btn.ghost:hover{border-color:var(--brand);background:rgba(15,179,122,.08);color:var(--text)}
.btn.sm{min-height:44px;padding:0 20px;font-size:15px}
header.site{position:fixed;top:0;left:0;right:0;z-index:100;height:84px;background:rgba(244,250,247,.86);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:background .25s,box-shadow .25s,border-color .25s}
header.site.scrolled{background:rgba(244,250,247,.96);box-shadow:0 6px 22px rgba(22,33,28,.08);border-bottom-color:var(--line)}
.hbar{height:84px;display:flex;align-items:center;gap:18px;max-width:1240px;margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);font-weight:800;font-size:20px;white-space:nowrap}
.brand img{width:36px;height:36px;border-radius:var(--r)}
.brand span small{display:block;font-size:11px;letter-spacing:.16em;color:var(--muted);font-weight:600;line-height:1}
nav.main{flex:1 1 auto;display:flex;justify-content:center;align-items:center;gap:clamp(6px,1.6vw,26px);white-space:nowrap}
nav.main a{position:relative;display:inline-flex;align-items:center;min-height:40px;font-size:16px;font-weight:600;color:var(--text);padding:0 2px}
nav.main a::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:2px;background:linear-gradient(90deg,var(--brand),var(--brand2));transform:scaleX(0);transform-origin:left;transition:transform .25s}
nav.main a:hover::after,nav.main a[aria-current="page"]::after{transform:scaleX(1)}
nav.main a[aria-current="page"]{color:var(--brand)}
.hact{flex:0 0 auto}
.hero{padding:56px 0 72px;background:radial-gradient(1200px 500px at 18% -10%,rgba(56,224,165,.22),transparent 65%),radial-gradient(900px 420px at 92% 10%,rgba(245,181,68,.14),transparent 60%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.hero h1{font-size:clamp(34px,4.4vw,54px);margin-bottom:16px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero .lead{font-size:18px;color:var(--muted);margin-bottom:26px}
.hero .lead strong{color:var(--text)}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:520px}
.hero-stats div{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;box-shadow:var(--sh1)}
.hero-stats b{display:block;font-size:28px;line-height:1.2;color:var(--brand)}
.hero-stats span{font-size:13px;color:var(--muted)}
.console{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh2);overflow:hidden}
.c-top{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--bg2);border-bottom:1px solid var(--line);font-size:13px;color:var(--muted);font-weight:600}
.c-top i{width:9px;height:9px;border-radius:50%;background:var(--brand)}
.c-top i:nth-child(2){background:var(--accent)}
.c-top i:nth-child(3){background:var(--line)}
.c-top span{margin-left:auto;color:var(--brand)}
.c-body{padding:20px}
.c-nodes{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}
.c-node{border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:var(--pill);padding:6px 12px;font-size:13px;font-weight:600;cursor:pointer;min-height:36px}
.c-node.active,.c-node:hover{background:rgba(15,179,122,.12);border-color:var(--brand);color:var(--brand)}
.c-gauge{position:relative;width:190px;height:190px;margin:0 auto 16px;border-radius:50%;background:conic-gradient(var(--brand) 0 85%,rgba(15,179,122,.14) 85% 100%);display:grid;place-items:center}
.c-gauge::before{content:"";position:absolute;inset:12px;background:var(--card);border-radius:50%}
.c-gauge div{position:relative;text-align:center}
.c-gauge b{display:block;font-size:38px;line-height:1.1;color:var(--brand)}
.c-gauge small{font-size:12px;color:var(--muted);letter-spacing:.08em}
.c-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px;text-align:center}
.c-metrics div{background:var(--bg);border-radius:var(--r);padding:8px 4px}
.c-metrics b{display:block;font-size:16px}
.c-metrics span{font-size:11px;color:var(--muted)}
.c-toggles{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.c-toggle{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:13px;font-weight:600;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:8px 10px;cursor:pointer;min-height:40px}
.c-toggle input{appearance:none;width:34px;height:20px;border-radius:var(--pill);background:rgba(95,116,106,.3);position:relative;cursor:pointer;flex:0 0 auto;transition:background .2s}
.c-toggle input::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:var(--bg);transition:transform .2s}
.c-toggle input:checked{background:var(--brand)}
.c-toggle input:checked::after{transform:translateX(14px)}
.c-connect{display:block;width:100%;min-height:48px;border-radius:var(--pill);background:linear-gradient(135deg,var(--brand),var(--brand2));color:var(--text);font-size:16px;font-weight:800;border:0;cursor:pointer;box-shadow:0 8px 18px rgba(15,179,122,.28)}
.c-connect.on{background:var(--text);color:var(--bg)}
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--sh1);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.card .ico{display:inline-grid;place-items:center;width:50px;height:50px;border-radius:var(--r);background:rgba(15,179,122,.12);font-size:24px;margin-bottom:14px}
.card p{margin:0;color:var(--muted);font-size:15px}
.card h3{margin-bottom:8px}
.card ul{color:var(--muted);font-size:15px;margin-bottom:0}
.node-table{width:100%;border-collapse:collapse;background:var(--card);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh1)}
.node-table th,.node-table td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);font-size:15px}
.node-table th{background:var(--bg2);font-size:13px;letter-spacing:.06em;color:var(--muted)}
.node-table tr:last-child td{border-bottom:0}
.bar{height:8px;border-radius:var(--pill);background:rgba(15,179,122,.14);overflow:hidden;min-width:90px}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand2))}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--brand);margin-right:6px}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px 24px;box-shadow:var(--sh1);position:relative}
.step::before{counter-increment:s;content:"0" counter(s);display:block;font-size:34px;font-weight:800;color:var(--brand);line-height:1;margin-bottom:12px}
.step p{margin:0;color:var(--muted);font-size:15px}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.plan{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;box-shadow:var(--sh1);display:flex;flex-direction:column}
.plan.pop{border:2px solid var(--brand);box-shadow:var(--sh2);position:relative}
.plan .tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--brand),var(--brand2));color:var(--text);font-size:12px;font-weight:800;border-radius:var(--pill);padding:4px 16px;white-space:nowrap}
.plan .amt{font-size:40px;font-weight:800;line-height:1.1;margin:8px 0 2px}
.plan .amt small{font-size:14px;font-weight:600;color:var(--muted)}
.plan ul{color:var(--muted);font-size:15px;flex:1 1 auto;margin:16px 0 22px}
.plan .btn{width:100%}
.faq{max-width:880px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:0 20px;margin-bottom:12px;box-shadow:var(--sh1)}
.faq summary{cursor:pointer;list-style:none;font-weight:700;font-size:17px;padding:18px 30px 18px 0;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:14px;font-size:24px;color:var(--brand);line-height:1}
.faq details[open] summary::after{content:"–"}
.faq .ans{color:var(--muted);padding:0 0 18px;font-size:15px}
.faq .ans ol{margin:8px 0 0}
.tst{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tst .card p{color:var(--text)}
.who{display:flex;align-items:center;gap:12px;margin-top:18px}
.av{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:rgba(15,179,122,.14);color:var(--brand);font-weight:800}
.who b{display:block;font-size:15px}
.who span{font-size:13px;color:var(--muted)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ncard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh1);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.ncard:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.ncard img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.ncard .nb{padding:20px}
.ncard time{font-size:12px;color:var(--muted);letter-spacing:.04em}
.ncard h3{font-size:18px;margin:6px 0 8px}
.ncard p{font-size:14px;color:var(--muted);margin:0 0 12px}
.ncard .more{font-size:14px;font-weight:700}
.cta{background:var(--text);color:var(--bg);padding:72px 0;text-align:center}
.cta h2{color:var(--bg);font-size:34px}
.cta p{color:rgba(244,250,247,.8);max-width:640px;margin:0 auto 26px}
footer.site{background:var(--bg2);border-top:1px solid var(--line);padding:64px 0 28px}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.fbrand img{width:38px;height:38px;border-radius:var(--r);margin-bottom:12px}
.fbrand p{font-size:15px;color:var(--muted);max-width:300px}
.fcol h4{font-size:15px;margin-bottom:12px}
.fcol a{display:block;text-align:left;font-size:15px;line-height:2;color:var(--muted)}
.fcol a:hover{color:var(--brand)}
.fbot{border-top:1px solid var(--line);margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.fbot a{margin-left:16px;color:var(--muted)}
.totop{position:fixed;right:18px;bottom:22px;width:46px;height:46px;border-radius:50%;border:1px solid var(--line);background:var(--card);color:var(--brand);font-size:20px;cursor:pointer;box-shadow:var(--sh1);opacity:0;pointer-events:none;transition:opacity .2s;z-index:90}
.totop.show{opacity:1;pointer-events:auto}
.crumb{font-size:14px;color:var(--muted);padding:24px 0 0}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb span{margin:0 6px}
.page-head{padding:36px 0 8px}
.page-head h1{font-size:clamp(30px,4vw,44px)}
.page-head p{color:var(--muted);max-width:760px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start;padding:12px 0 88px}
.article-body{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:34px 38px;box-shadow:var(--sh1)}
.article-body h1{font-size:clamp(26px,3.4vw,38px)}
.article-meta{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:22px}
.article-body h2{font-size:27px;margin-top:34px}
.article-body h2::before{content:"";display:inline-block;width:4px;height:20px;border-radius:var(--pill);background:linear-gradient(180deg,var(--brand),var(--brand2));margin-right:10px;vertical-align:-3px}
.article-body p{color:var(--text)}
.article-body figure{margin:24px 0}
.article-body figure img{width:100%;border-radius:var(--r)}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.quote{border-left:4px solid var(--brand);background:var(--bg);border-radius:0 var(--r) var(--r) 0;padding:16px 20px;margin:20px 0}
.quote p{margin:0;font-size:15px}
.quote cite{display:block;margin-top:8px;font-style:normal;font-size:13px;color:var(--muted)}
.artnav{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:34px;padding-top:20px;font-size:14px}
.related{margin-top:26px}
.related h3{font-size:17px}
.related a{display:block;font-size:14px;padding:8px 0;border-bottom:1px dashed var(--line)}
.comments{margin-top:34px;border-top:1px solid var(--line);padding-top:24px}
.comment{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.comment:last-child{border-bottom:0}
.comment .av{flex:0 0 auto;width:40px;height:40px;font-size:15px}
.comment b{font-size:15px}
.comment time{font-size:12px;color:var(--muted);margin-left:8px}
.comment p{margin:4px 0 0;font-size:14px;color:var(--muted)}
.side{position:sticky;top:100px;display:grid;gap:18px}
.scard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--sh1)}
.scard h3{font-size:16px;display:flex;align-items:center;gap:8px;margin-bottom:14px}
.scard h3::before{content:"";width:4px;height:18px;border-radius:var(--pill);background:linear-gradient(180deg,var(--brand),var(--brand2))}
.toc{position:relative;padding-left:18px;display:block}
.toc::before{content:"";position:absolute;left:4px;top:6px;bottom:6px;width:2px;background:var(--line)}
.toc a{display:block;font-size:14px;color:var(--muted);padding:7px 0;position:relative}
.toc a::before{content:"";position:absolute;left:-18px;top:14px;width:10px;height:10px;border-radius:50%;background:var(--card);border:2px solid var(--line)}
.toc a:hover,.toc a.active{color:var(--brand);font-weight:700}
.toc a.active::before{border-color:var(--brand);background:var(--brand)}
.hot a{display:flex;gap:10px;align-items:flex-start;font-size:14px;padding:8px 0;color:var(--text)}
.hot b{flex:0 0 auto;width:22px;height:22px;border-radius:var(--pill);display:grid;place-items:center;background:rgba(95,116,106,.16);color:var(--muted);font-size:12px}
.hot a:nth-child(1) b{background:linear-gradient(135deg,var(--brand),var(--brand2));color:var(--text)}
.hot a:nth-child(2) b{background:var(--accent);color:var(--text)}
.hot a:nth-child(3) b{background:linear-gradient(135deg,var(--accent),var(--brand2));color:var(--text)}
.hot a:hover{color:var(--brand)}
.hot a:hover b{transform:scale(1.1)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags span{font-size:13px;border:1px solid var(--line);border-radius:var(--pill);padding:4px 12px;color:var(--muted);cursor:pointer}
.tags span:hover{border-color:var(--brand);color:var(--brand);background:rgba(15,179,122,.08)}
.dl-hero .c-body{padding:18px}
.sysreq{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.sysreq div{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--sh1)}
.sysreq b{display:block;font-size:13px;color:var(--muted);font-weight:600;margin-bottom:4px}
.ver{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ver .card{display:flex;flex-direction:column}
.ver .card ul{flex:1 1 auto;margin-bottom:18px}
.ver .meta{font-size:13px;color:var(--muted);margin-bottom:10px}
.map h2{font-size:24px;margin-top:32px}
.map ul{columns:2;column-gap:32px}
.map li{break-inside:avoid;margin-bottom:8px}
.err{min-height:60vh;display:grid;place-items:center;text-align:center;padding:80px 0}
.err b{display:block;font-size:96px;line-height:1;color:var(--brand);letter-spacing:-.04em}
.legal h2{font-size:22px;margin-top:30px}
.legal p,.legal li{color:var(--muted)}
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.about-grid img{border-radius:var(--r);box-shadow:var(--sh2)}
html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}html.js .reveal{opacity:1;transform:none;transition:none}}
@media (max-width:992px){
body{padding-top:76px}
header.site,.hbar{height:76px}
.hbar{padding:0 18px;gap:12px}
nav.main{gap:clamp(4px,1.2vw,14px)}
nav.main a{font-size:14px;min-height:36px}
.brand{font-size:18px}
.brand img{width:32px;height:32px}
.brand span small{display:none}
.hact .btn{min-height:42px;padding:0 14px;font-size:14px}
.hero{padding:36px 0 56px}
.hero-grid{grid-template-columns:1fr;gap:34px}
.console{max-width:520px}
.section{padding:64px 0}
.g4{grid-template-columns:repeat(2,1fr)}
.g3,.steps,.price-grid,.tst,.news-grid,.ver,.sysreq{grid-template-columns:repeat(2,1fr)}
.article-layout{grid-template-columns:1fr}
.side{position:static}
.about-grid{grid-template-columns:1fr}
.fgrid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
.hero h1{font-size:34px}
h2{font-size:27px}
.hero-stats b{font-size:24px}
.article-body{padding:24px 20px}
.g3,.steps,.price-grid,.tst,.news-grid,.ver,.sysreq,.g4{grid-template-columns:1fr}
.section{padding:52px 0}
.cta h2{font-size:27px}
.map ul{columns:1}
}
@media (max-width:600px){
.hact{display:none}
.hbar{padding:0 12px;gap:8px}
.brand{font-size:16px}
.brand img{width:28px;height:28px}
nav.main{gap:6px}
nav.main a{font-size:13px;padding:0}
.hero-btns .btn{flex:1 1 100%}
}
@media (max-width:480px){
body{padding-top:68px}
header.site,.hbar{height:68px}
.brand img{width:26px;height:26px}
.brand{font-size:15px}
nav.main{gap:6px}
nav.main a{font-size:12.5px;min-height:36px}
.hero h1{font-size:30px}
.hero .lead{font-size:16px}
.hero-stats{grid-template-columns:1fr 1fr;gap:10px}
.hero-stats div:last-child{grid-column:span 2}
.c-gauge{width:160px;height:160px}
.c-gauge b{font-size:32px}
.fgrid{grid-template-columns:1fr}
.fbot{flex-direction:column}
}