:root{--bg:#080b12;--bg2:#0d121c;--card:#121a27;--card2:#182234;--line:#1f2a3c;--txt:#e9eef6;--muted:#93a2b8;--brand:#ff7a2f;--brand2:#ffb020;--accent:#2fd1ff;--ok:#31d68b;--grad:linear-gradient(135deg,#ff7a2f,#ffb020);--radius:16px;--shadow:0 18px 40px rgba(0,0,0,.45);--max:1180px}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--txt);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.7;overflow-x:hidden;-webkit-text-size-adjust:100%}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-9999px;top:0;background:var(--brand);color:#111;padding:10px 16px;z-index:999}
.skip:focus{left:0}

/* ---------- header / nav ---------- */
.hd{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .3s,box-shadow .3s,padding .3s;padding:14px 0}
.hd.solid{background:rgba(8,11,18,.86);backdrop-filter:blur(14px);box-shadow:0 8px 30px rgba(0,0,0,.4);padding:8px 0}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.4px;flex:0 0 auto}
.brand img{width:34px;height:34px;border-radius:9px;object-fit:cover}
.brand b{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.nav{display:flex;align-items:center;gap:4px}
.nav>li{position:relative}
.nav>li>a,.nav>li>label{display:flex;align-items:center;gap:5px;padding:10px 14px;border-radius:10px;font-size:15px;color:#cdd7e5;transition:color .2s,background .2s;cursor:pointer}
.nav>li>a:hover,.nav>li>label:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav .subchk{display:none}
.nav .arw{font-size:10px;transition:transform .25s;display:inline-block}
.nav>li:hover .arw{transform:rotate(180deg)}
.drop{position:absolute;top:calc(100% + 10px);left:0;min-width:210px;background:#fff;border-radius:14px;box-shadow:0 18px 44px rgba(0,0,0,.28);padding:10px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:.22s}
.nav>li:hover .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{display:block;padding:9px 12px;border-radius:9px;color:#22303f;font-size:14px;transition:background .18s,color .18s}
.drop a:hover{background:#f2f5f9;color:var(--brand)}
.hd-cta{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;border:0;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s}
.btn-p{background:var(--grad);color:#150a02;box-shadow:0 10px 26px rgba(255,122,47,.32)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,122,47,.44)}
.btn-o{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.32)}
.btn-o:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.burger{display:none;width:44px;height:44px;border-radius:10px;background:rgba(255,255,255,.07);border:1px solid var(--line);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.burger i{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:.25s}
#navchk{display:none}
#navchk:checked~.hd .burger i:nth-child(1){transform:translateY(7px) rotate(45deg)}
#navchk:checked~.hd .burger i:nth-child(2){opacity:0}
#navchk:checked~.hd .burger i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;padding:150px 0 80px;overflow:hidden}
.hero:before{content:"";position:absolute;width:760px;height:760px;right:-220px;top:-260px;background:radial-gradient(circle,rgba(255,122,47,.20),transparent 62%);pointer-events:none}
.hero:after{content:"";position:absolute;width:620px;height:620px;left:-240px;bottom:-300px;background:radial-gradient(circle,rgba(47,209,255,.15),transparent 62%);pointer-events:none}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.tagpill{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;background:rgba(255,122,47,.12);border:1px solid rgba(255,122,47,.35);color:#ffc08a;font-size:13px;font-weight:600;margin-bottom:20px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(49,214,139,.18)}
h1{font-size:clamp(30px,4.4vw,54px);line-height:1.16;font-weight:900;letter-spacing:-.5px}
h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p.lead{margin:20px 0 30px;font-size:17px;color:var(--muted);max-width:560px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px}
.kpis{display:flex;gap:34px;margin-top:38px;flex-wrap:wrap}
.kpis div b{display:block;font-size:26px;font-weight:900;color:#fff}
.kpis div span{font-size:13px;color:var(--muted)}

/* ---------- demo ---------- */
.demo{background:linear-gradient(160deg,#141d2c,#0e1522);border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:var(--shadow);position:relative}
.demo:before{content:"";position:absolute;inset:-1px;border-radius:22px;background:linear-gradient(140deg,rgba(255,122,47,.5),transparent 45%,rgba(47,209,255,.35));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;padding:1px;pointer-events:none}
.demo-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.demo-top b{font-size:15px}
.chip{font-size:12px;padding:4px 11px;border-radius:999px;background:rgba(49,214,139,.14);color:#5ff0ac;border:1px solid rgba(49,214,139,.4)}
.chip.off{background:rgba(147,162,184,.14);color:var(--muted);border-color:var(--line)}
.gauge{position:relative;width:190px;height:190px;margin:6px auto 14px;border-radius:50%;background:conic-gradient(from 210deg,#ff7a2f 0deg,#ffb020 130deg,rgba(255,255,255,.08) 130deg);display:flex;align-items:center;justify-content:center}
.gauge:after{content:"";position:absolute;inset:14px;border-radius:50%;background:#0f1622}
.gauge .val{position:relative;z-index:2;text-align:center}
.gauge .val b{display:block;font-size:38px;font-weight:900;line-height:1}
.gauge .val span{font-size:12px;color:var(--muted)}
.demo-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.demo-stats div{background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center}
.demo-stats b{display:block;font-size:17px;color:#fff}
.demo-stats span{font-size:11px;color:var(--muted)}
.nodes{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}
.node{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:11px;background:rgba(255,255,255,.03);border:1px solid var(--line);cursor:pointer;transition:.2s;font-size:14px}
.node:hover{border-color:rgba(255,122,47,.5)}
.node.on{background:rgba(255,122,47,.12);border-color:var(--brand)}
.node i{font-style:normal;font-size:12px;color:var(--muted)}
.demo-foot{display:flex;align-items:center;justify-content:space-between;gap:12px}
.sw{display:inline-flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);cursor:pointer}
.sw input{display:none}
.sw i{width:42px;height:23px;border-radius:999px;background:#2a3446;position:relative;transition:.25s}
.sw i:after{content:"";position:absolute;top:3px;left:3px;width:17px;height:17px;border-radius:50%;background:#fff;transition:.25s}
.sw input:checked+i{background:var(--brand)}
.sw input:checked+i:after{left:22px}

/* ---------- section ---------- */
section{padding:78px 0;position:relative}
.st{text-align:center;max-width:720px;margin:0 auto 46px}
.st span{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--brand);margin-bottom:12px}
.st h2{font-size:clamp(24px,3.2vw,38px);font-weight:900;line-height:1.22}
.st p{margin-top:14px;color:var(--muted);font-size:16px}
.grid{display:grid;gap:20px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g6{grid-template-columns:repeat(6,1fr)}
.card{background:var(--card);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(255,122,47,.4)}
.ic{width:48px;height:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:23px;background:rgba(255,122,47,.12);border:1px solid rgba(255,122,47,.28);margin-bottom:15px}
.card h3{font-size:18px;margin-bottom:9px}
.card p{color:var(--muted);font-size:14.5px}

.band{background:var(--bg2)}
.stat4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat4 div b{display:block;font-size:clamp(26px,3.4vw,40px);font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1.2}
.stat4 div span{color:var(--muted);font-size:14px}

.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.nlist{display:flex;flex-direction:column;gap:12px}
.nlist li{display:flex;gap:14px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:13px;padding:14px 16px;transition:.2s}
.nlist li:hover{border-color:rgba(47,209,255,.5);transform:translateX(5px)}
.nlist b{font-size:15px}
.nlist small{display:block;color:var(--muted);font-size:13px}
.flag{width:34px;height:34px;flex:0 0 34px;border-radius:9px;background:rgba(47,209,255,.12);display:flex;align-items:center;justify-content:center;font-size:16px}
.bars{display:flex;flex-direction:column;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.bar b{display:flex;justify-content:space-between;font-size:14px;margin-bottom:8px}
.bar b i{font-style:normal;color:var(--brand)}
.bar u{display:block;height:8px;border-radius:99px;background:#1b2434;text-decoration:none;overflow:hidden}
.bar u em{display:block;height:100%;border-radius:99px;background:var(--grad);width:var(--w)}
html.js .reveal{opacity:0;transform:translateY(26px)}
html.js .reveal.in{opacity:1;transform:none;transition:opacity .65s ease,transform .65s ease}
html.js .bar u em{width:0;transition:width 1.1s ease}
html.js .bar.in u em{width:var(--w)}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative}
.step:before{counter-increment:s;content:"0" counter(s);position:absolute;top:16px;right:20px;font-size:34px;font-weight:900;color:rgba(255,122,47,.18)}
.step h3{font-size:17px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px}
.steps.s4{grid-template-columns:repeat(4,1fr)}

.price{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.plan{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:30px 26px;display:flex;flex-direction:column;position:relative}
.plan.hot{border-color:var(--brand);background:linear-gradient(170deg,#1d1a24,#131a27);box-shadow:0 20px 44px rgba(255,122,47,.2);transform:scale(1.03)}
.badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#150a02;font-size:12px;font-weight:800;padding:5px 15px;border-radius:99px}
.plan h3{font-size:19px;margin-bottom:6px}
.plan .pr{font-size:36px;font-weight:900;color:#fff;margin:10px 0 4px}
.plan .pr small{font-size:14px;font-weight:500;color:var(--muted)}
.plan ul{margin:18px 0 24px;display:flex;flex-direction:column;gap:11px;flex:1}
.plan li{display:flex;gap:9px;font-size:14.5px;color:#c6d1e0}
.plan li:before{content:"✓";color:var(--ok);font-weight:900}
.plan .btn{width:100%}

.faq{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
details{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden}
details[open]{border-color:rgba(255,122,47,.5)}
summary{cursor:pointer;padding:18px 22px;font-weight:700;font-size:15.5px;display:flex;justify-content:space-between;gap:14px;align-items:center;list-style:none}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";font-size:22px;color:var(--brand);font-weight:400;transition:.25s}
details[open] summary:after{transform:rotate(45deg)}
details .ans{padding:0 22px 20px;color:var(--muted);font-size:14.5px}
details .ans ol{margin:8px 0 0 18px;display:flex;flex-direction:column;gap:5px}

.tm{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tm .card p{font-style:italic;color:#cdd8e6}
.who{display:flex;align-items:center;gap:12px;margin-top:16px}
.av{width:42px;height:42px;border-radius:50%;background:var(--grad);color:#150a02;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:17px}
.who b{font-size:14.5px;display:block}
.who span{font-size:12.5px;color:var(--muted)}
.stars{color:#ffb020;font-size:14px;letter-spacing:2px}

.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ncard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s,box-shadow .25s}
.ncard:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.ncard img{width:100%;height:180px;object-fit:cover}
.ncard .nb{padding:20px}
.ncard .nb time{font-size:12.5px;color:var(--brand);font-weight:600}
.ncard h3{font-size:16.5px;margin:8px 0 10px;line-height:1.5}
.ncard p{color:var(--muted);font-size:14px}

.cta{background:linear-gradient(140deg,rgba(255,122,47,.16),rgba(47,209,255,.1));border:1px solid var(--line);border-radius:24px;padding:56px 40px;text-align:center}
.cta h2{font-size:clamp(24px,3.2vw,36px);font-weight:900;margin-bottom:14px}
.cta p{color:var(--muted);margin-bottom:28px}
.cta .hero-btns{justify-content:center}

.ft{background:#060910;border-top:1px solid var(--line);padding:56px 0 26px}
.ft .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.ft h4{font-size:15px;margin-bottom:16px}
.ft li{margin-bottom:10px}
.ft a{color:var(--muted);font-size:14px;transition:color .2s}
.ft a:hover{color:var(--brand)}
.ft .about{color:var(--muted);font-size:14px;margin:14px 0 0;max-width:330px}
.copy{border-top:1px solid var(--line);margin-top:38px;padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:13.5px}
.copy a{margin-left:16px}
.totop{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;background:var(--grad);color:#150a02;font-size:20px;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(255,122,47,.4);z-index:60}

/* ---------- inner pages ---------- */
.phero{padding:140px 0 46px;text-align:center}
.phero h1{font-size:clamp(26px,3.6vw,42px)}
.crumb{font-size:13.5px;color:var(--muted);margin-bottom:16px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb span{margin:0 7px}
.legal{max-width:860px;margin:0 auto}
.legal h2{font-size:21px;margin:32px 0 12px}
.legal h3{font-size:17px;margin:20px 0 8px}
.legal p,.legal li{color:#c2cddc;font-size:15px;margin-bottom:10px}
.legal ul{margin-left:20px;list-style:disc}
.note{background:rgba(255,176,32,.1);border:1px solid rgba(255,176,32,.35);border-radius:12px;padding:14px 18px;color:#ffd79a;font-size:14px;margin:18px 0}

.art{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:34px;align-items:start}
.art-body{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:34px}
.art-body h2{font-size:22px;margin:30px 0 12px;padding-left:14px;border-left:4px solid var(--brand)}
.art-body p{color:#c6d1e0;margin-bottom:14px;font-size:15.5px}
.art-body figure{margin:22px 0}
.art-body figure img{border-radius:14px;width:100%}
.art-body figcaption{color:var(--muted);font-size:13px;margin-top:8px;text-align:center}
.art-body blockquote{border-left:3px solid var(--accent);background:rgba(47,209,255,.07);padding:14px 20px;border-radius:0 12px 12px 0;margin:18px 0;color:#d6e2f0;font-size:15px}
.meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:13.5px;margin-top:14px}
.pager{display:flex;justify-content:space-between;gap:14px;margin-top:30px;flex-wrap:wrap}
.pager a{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;font-size:14px;flex:1;min-width:200px;transition:.2s}
.pager a:hover{border-color:var(--brand);color:var(--brand)}
.rel h3{font-size:17px;margin:34px 0 14px}
.rel ul{display:grid;gap:10px}
.rel li a{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;font-size:14.5px;transition:.2s}
.rel li a:hover{border-color:var(--brand);color:var(--brand)}
.cmts{margin-top:34px}
.cmts h3{font-size:18px;margin-bottom:16px}
.cmt{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:13px;padding:16px;margin-bottom:12px}
.cmt .av{flex:0 0 40px;width:40px;height:40px;font-size:16px}
.cmt b{font-size:14.5px}
.cmt time{font-size:12px;color:var(--muted);margin-left:8px}
.cmt p{color:#c6d1e0;font-size:14.5px;margin-top:4px}
.side{position:sticky;top:92px;display:flex;flex-direction:column;gap:18px}
.sc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.sc h4{font-size:15px;padding-left:11px;border-left:4px solid var(--brand);margin-bottom:14px}
.toc{position:relative;padding-left:18px}
.toc:before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:var(--line)}
.toc a{position:relative;display:block;padding:7px 0;font-size:14px;color:var(--muted)}
.toc a:before{content:"";position:absolute;left:-16px;top:15px;width:8px;height:8px;border-radius:50%;background:#33415a;transition:.2s}
.toc a:hover,.toc a.on{color:var(--brand);font-weight:700}
.toc a.on:before{background:var(--brand);box-shadow:0 0 0 4px rgba(255,122,47,.2)}
.hot li{display:flex;gap:11px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed var(--line)}
.hot li:last-child{border:0}
.hot .rk{flex:0 0 24px;width:24px;height:24px;border-radius:7px;background:#2a3446;color:#94a3b8;font-size:12.5px;font-weight:800;display:flex;align-items:center;justify-content:center;transition:.2s}
.hot li:nth-child(1) .rk{background:var(--grad);color:#150a02}
.hot li:nth-child(2) .rk{background:linear-gradient(135deg,#ff9f43,#ffc078);color:#3a1c00}
.hot li:nth-child(3) .rk{background:linear-gradient(135deg,#f7c948,#e0b12c);color:#3a2c00}
.hot li:hover .rk{transform:scale(1.12)}
.hot a{font-size:14px;color:#c6d1e0;line-height:1.5}
.hot a:hover{color:var(--brand)}
.tags{display:flex;flex-wrap:wrap;gap:9px}
.tags a{font-size:12.5px;padding:6px 13px;border-radius:99px;border:1px solid var(--line);color:var(--muted);transition:.2s}
.tags a:hover{border-color:var(--brand);color:var(--brand);background:rgba(255,122,47,.08)}

.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ver{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column}
.ver .vt{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.ver h3{font-size:17px}
.ver .sz{font-size:13px;color:var(--muted)}
.ver ul{margin:14px 0 20px;display:flex;flex-direction:column;gap:9px;flex:1}
.ver li{font-size:14px;color:#c6d1e0;display:flex;gap:8px}
.ver li:before{content:"•";color:var(--brand)}
.latest{font-size:11.5px;background:rgba(49,214,139,.15);color:#5ff0ac;border:1px solid rgba(49,214,139,.4);padding:3px 9px;border-radius:99px}
.mapc{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.mapc ul{display:flex;flex-direction:column;gap:9px}
.mapc a{color:var(--muted);font-size:14.5px}
.mapc a:hover{color:var(--brand)}
.nf{min-height:70vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:150px 20px 80px}
.nf b{font-size:clamp(70px,16vw,150px);font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1}
.nf h1{font-size:clamp(22px,3.4vw,34px);margin:10px 0 14px}
.nf p{color:var(--muted);margin-bottom:26px}

@media(max-width:992px){
.hero{padding:120px 0 60px}
.hero .wrap{grid-template-columns:1fr;gap:40px}
.g4,.g6,.g3,.tm,.news-grid,.dl-grid,.mapc,.stat4,.steps,.steps.s4,.price,.faq{grid-template-columns:repeat(2,1fr)}
.split{grid-template-columns:1fr;gap:30px}
.ft .cols{grid-template-columns:1fr 1fr;gap:26px}
.art{grid-template-columns:1fr}
.side{position:static;order:2}
.burger{display:flex}
.nav{position:absolute;top:100%;left:0;right:0;background:rgba(9,12,20,.98);backdrop-filter:blur(14px);flex-direction:column;align-items:stretch;gap:0;padding:12px 18px 20px;border-top:1px solid var(--line);max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease;padding-top:0;padding-bottom:0}
#navchk:checked~.hd .nav{max-height:80vh;overflow-y:auto;padding-top:12px;padding-bottom:20px}
.nav>li>a,.nav>li>label{justify-content:space-between;padding:13px 6px;border-bottom:1px solid var(--line);border-radius:0}
.drop{position:static;opacity:1;visibility:visible;transform:none;background:transparent;box-shadow:none;min-width:0;max-height:0;overflow:hidden;padding:0 0 0 14px;transition:max-height .3s}
.nav>li:hover .drop{max-height:0}
.nav>li.open .drop,.drop:hover{max-height:400px}
.nav .subchk{display:none}
.nav .subchk:checked~.drop{max-height:460px}
.drop a{color:#a9b6c8}
.drop a:hover{background:rgba(255,255,255,.05)}
.hd .wrap{padding:0 20px}
.brand{font-size:17px}
.toc a{font-size:14.5px;padding:9px 0}
.pager a{min-width:0}
}
@media(max-width:768px){
section{padding:58px 0}
.g4,.g6,.stat4{grid-template-columns:repeat(2,1fr)}
.st h2{font-size:26px}
.plan.hot{transform:none}
.kpis{gap:22px}
.kpis div b{font-size:22px}
.cta{padding:40px 22px}
.art-body{padding:24px 20px}
.hero-btns .btn{flex:1 1 auto}
}
@media(max-width:480px){
.g3,.g4,.g6,.g2,.tm,.news-grid,.dl-grid,.mapc,.stat4,.steps,.steps.s4,.price,.faq,.ft .cols{grid-template-columns:1fr}
.demo-stats{grid-template-columns:repeat(3,1fr)}
.gauge{width:164px;height:164px}
.kpis{gap:18px}
.kpis div b{font-size:20px}
h1{font-size:27px}
.btn{padding:12px 18px;font-size:14.5px}
.hero-btns{gap:10px}
.hero-btns .btn{flex:1 1 100%}
.copy{flex-direction:column;text-align:center}
.copy a{margin:0 8px}
}