*{margin:0;padding:0;box-sizing:border-box}
:root{--brand:#5b7cff;--brand2:#8a5cff;--accent:#00e0b8;--dark:#0c1230;--dark2:#131a3d;--ink:#1c2340;--mut:#5d6689;--line:#e8ecf7;--bg:#f6f8fd;--card:#fff;--grad:linear-gradient(135deg,#5b7cff,#8a5cff);--grad2:linear-gradient(135deg,#00e0b8,#5b7cff);--sh:0 10px 30px rgba(28,35,64,.08);--sh2:0 18px 50px rgba(91,124,255,.25);--r:16px}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:15px;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.sec{padding:88px 0}
.sec-head{text-align:center;max-width:760px;margin:0 auto 52px}
.sec-tag{display:inline-block;padding:6px 16px;border-radius:999px;background:rgba(91,124,255,.1);color:var(--brand);font-weight:600;font-size:13px;margin-bottom:14px}
.sec-title{font-size:34px;line-height:1.3;color:var(--dark);font-weight:800}
.sec-sub{color:var(--mut);margin-top:12px;font-size:15px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:12px;font-weight:700;font-size:15px;transition:.25s;white-space:nowrap}
.btn-grad{background:var(--grad);color:#fff;box-shadow:var(--sh2)}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 22px 44px rgba(91,124,255,.35)}
.btn-ghost{background:#fff;color:var(--brand);border:2px solid var(--brand)}
.btn-ghost:hover{background:rgba(91,124,255,.08)}
.btn-dark{background:var(--dark);color:#fff}
.btn-dark:hover{transform:translateY(-2px)}
.btn-lg{padding:16px 36px;font-size:16px;border-radius:14px}
header.nav{position:fixed;top:0;left:0;right:0;z-index:1000;transition:.3s;padding:16px 0}
header.nav.scrolled{background:rgba(12,18,48,.92);backdrop-filter:blur(14px);padding:10px 0;box-shadow:0 8px 30px rgba(12,18,48,.35)}
.nav-in{display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:#fff}
.logo img{width:36px;height:36px;border-radius:9px}
.nav-menu{display:flex;align-items:center;gap:4px;flex:1}
.nav-menu>li{position:relative}
.nav-menu>li>a{display:flex;align-items:center;gap:6px;padding:10px 14px;color:rgba(255,255,255,.85);font-weight:600;font-size:15px;border-radius:10px;transition:.2s}
.nav-menu>li>a:hover,.nav-menu>li.active>a{color:#fff;background:rgba(255,255,255,.12)}
.nav-menu .caret{display:inline-block;transition:transform .3s;font-size:11px}
.nav-menu>li:hover .caret{transform:rotate(180deg)}
.drop{position:absolute;top:100%;left:0;min-width:200px;background:#fff;border-radius:14px;box-shadow:0 20px 50px rgba(12,18,48,.18);padding:8px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.25s}
.nav-menu>li:hover .drop{opacity:1;visibility:visible;transform:translateY(4px)}
.drop a{display:block;padding:10px 16px;border-radius:9px;color:var(--ink);font-size:14px;font-weight:500}
.drop a:hover{background:rgba(91,124,255,.08);color:var(--brand)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.burger{display:none;width:42px;height:42px;border-radius:10px;background:rgba(255,255,255,.12);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{width:20px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.hero{position:relative;background:radial-gradient(1200px 600px at 80% -10%,rgba(138,92,255,.35),transparent 60%),radial-gradient(900px 500px at 10% 10%,rgba(91,124,255,.3),transparent 55%),linear-gradient(160deg,#0c1230,#1a2150);color:#fff;padding:150px 0 90px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.hero h1{font-size:46px;line-height:1.25;font-weight:800;letter-spacing:.5px}
.hero h1 .hl{background:var(--grad2);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .slogan{margin-top:18px;font-size:17px;color:rgba(255,255,255,.72);max-width:520px}
.hero-btns{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-stats{display:flex;gap:40px;margin-top:44px;flex-wrap:wrap}
.hero-stats .st b{display:block;font-size:30px;font-weight:800;background:var(--grad2);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stats .st span{color:rgba(255,255,255,.6);font-size:13px}
.hero-note{margin-top:18px;color:rgba(255,255,255,.5);font-size:13px}
.demo{background:rgba(12,18,48,.42);border:1px solid rgba(255,255,255,.14);border-radius:20px;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.35)}
.demo-top{display:flex;align-items:center;gap:8px;padding:14px 18px;background:rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.1)}
.demo-dots{display:flex;gap:6px}
.demo-dots i{width:10px;height:10px;border-radius:50%;display:block}
.demo-dots i:nth-child(1){background:#ff5f57}.demo-dots i:nth-child(2){background:#febc2e}.demo-dots i:nth-child(3){background:#28c840}
.demo-title{flex:1;text-align:center;font-size:13px;color:rgba(255,255,255,.7)}
.demo-body{display:grid;grid-template-columns:150px 1fr;min-height:340px}
.demo-devices{padding:16px 12px;border-right:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;gap:10px}
.demo-device{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:12px;background:rgba(255,255,255,.05);color:rgba(255,255,255,.85);font-size:13px;cursor:pointer;transition:.2s;border:1px solid transparent}
.demo-device:hover{border-color:rgba(255,255,255,.2)}
.demo-device.sel{background:rgba(91,124,255,.22);border-color:var(--brand);color:#fff}
.demo-device .ic{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:15px;background:rgba(255,255,255,.12)}
.demo-device .nm{display:flex;flex-direction:column;line-height:1.3}
.demo-device .nm small{color:rgba(255,255,255,.5);font-size:11px}
.demo-screen{position:relative;overflow:hidden}
.demo-wall{position:absolute;inset:0;background:linear-gradient(180deg,#2b5bd7,#8a5cff 55%,#1a2150);opacity:.85}
.demo-wall:after{content:"";position:absolute;left:10%;top:0;width:16%;height:100%;background:rgba(255,255,255,.08)}
.demo-os{position:relative;z-index:2;padding:18px;height:100%;display:flex;flex-direction:column;gap:12px;opacity:.55;transition:.4s}
.demo.linked .demo-os{opacity:1}
.demo-win{background:rgba(255,255,255,.95);border-radius:12px;padding:14px;box-shadow:0 12px 30px rgba(0,0,0,.3);color:var(--ink)}
.demo-win .winbar{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.demo-win .winbar i{width:8px;height:8px;border-radius:50%;background:#e3e8f5;display:block}
.demo-win .winbar b{font-size:12px;color:var(--mut)}
.demo-win .chart{display:flex;align-items:flex-end;gap:6px;height:60px}
.demo-win .chart i{flex:1;border-radius:4px 4px 0 0;background:var(--grad);animation:bar 2.4s ease-in-out infinite}
.demo-win .chart i:nth-child(2n){animation-delay:.3s}.demo-win .chart i:nth-child(3n){animation-delay:.6s}
@keyframes bar{0%,100%{height:35%}50%{height:95%}}
.demo-task{position:absolute;left:0;right:0;bottom:0;z-index:3;display:flex;align-items:center;gap:10px;padding:10px 14px;background:rgba(12,18,48,.9)}
.demo-task .tbtn{width:30px;height:30px;border-radius:8px;background:rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;font-size:14px;color:#fff;transition:.2s}
.demo-task .tbtn:hover{background:var(--brand)}
.demo-hud{position:absolute;top:14px;right:14px;z-index:4;display:none;flex-direction:column;gap:8px}
.demo.linked .demo-hud{display:flex}
.hud-pill{display:flex;align-items:center;gap:8px;background:rgba(12,18,48,.92);color:#fff;padding:7px 12px;border-radius:999px;font-size:12px}
.hud-pill b{color:var(--accent)}
.demo-lock{position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;background:rgba(12,18,48,.66);transition:.35s}
.demo.linked .demo-lock{background:transparent;pointer-events:none}
.demo.linked .demo-lock .lk,.demo.linked .demo-lock p{opacity:0;visibility:hidden}
.demo.linked .demo-lock .demo-connect{pointer-events:auto}
.demo-lock .lk{width:54px;height:54px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:22px}
.demo-lock p{color:rgba(255,255,255,.7);font-size:13px}
.demo-connect{display:inline-flex;align-items:center;gap:8px;padding:12px 30px;border-radius:999px;background:var(--grad2);color:#fff;font-weight:700;font-size:15px;box-shadow:0 10px 26px rgba(0,224,184,.35);transition:.25s}
.demo-connect:hover{transform:scale(1.05)}
.demo.linked .demo-connect{background:rgba(255,255,255,.14);box-shadow:none}
.demo-connect .sp{display:none;width:14px;height:14px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}
.demo.connecting .sp{display:block}
.demo.connecting .demo-connect{pointer-events:none}
@keyframes spin{to{transform:rotate(360deg)}}
.demo-quality{position:absolute;left:14px;bottom:58px;z-index:4;display:flex;gap:6px}
.demo-quality button{padding:5px 12px;border-radius:999px;background:rgba(12,18,48,.75);color:rgba(255,255,255,.75);font-size:12px;transition:.2s}
.demo-quality button.on{background:var(--brand);color:#fff}
.stats-strip{background:var(--grad);color:#fff;padding:56px 0}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.strip-grid b{font-size:34px;font-weight:800;display:block}
.strip-grid span{font-size:14px;opacity:.85}
.features{background:#fff}
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feat{background:var(--bg);border-radius:var(--r);padding:28px 24px;transition:.3s;border:1px solid transparent;position:relative;overflow:hidden}
.feat:hover{transform:translateY(-6px);border-color:rgba(91,124,255,.35);box-shadow:var(--sh)}
.feat .fi{width:52px;height:52px;border-radius:14px;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px;box-shadow:0 8px 20px rgba(91,124,255,.3)}
.feat:nth-child(2n) .fi{background:var(--grad2)}
.feat h3{font-size:17px;margin-bottom:8px;color:var(--dark)}
.feat p{font-size:13.5px;color:var(--mut)}
.scenes{background:var(--dark);color:#fff}
.scenes .sec-title{color:#fff}
.scenes .sec-sub{color:rgba(255,255,255,.55)}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);padding:30px 26px;transition:.3s;position:relative}
.scene:hover{transform:translateY(-6px);background:rgba(91,124,255,.14);border-color:rgba(91,124,255,.5)}
.scene .si{font-size:30px;margin-bottom:14px}
.scene h3{font-size:18px;margin-bottom:10px}
.scene p{font-size:13.5px;color:rgba(255,255,255,.62)}
.steps{background:#fff}
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:st}
.step{position:relative;background:var(--bg);border-radius:var(--r);padding:34px 26px;transition:.3s}
.step:hover{transform:translateY(-6px);box-shadow:var(--sh)}
.step .num{width:44px;height:44px;border-radius:12px;background:var(--grad);color:#fff;font-weight:800;font-size:18px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;box-shadow:0 8px 18px rgba(91,124,255,.3)}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--mut)}
.devices{background:linear-gradient(160deg,#0c1230,#1a2150);color:#fff}
.devices .sec-title{color:#fff}
.device-row{display:flex;justify-content:center;gap:18px;flex-wrap:wrap}
.device-chip{display:flex;flex-direction:column;align-items:center;gap:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);padding:24px 30px;border-radius:18px;min-width:130px;transition:.3s}
.device-chip:hover{transform:translateY(-6px);background:rgba(91,124,255,.15);border-color:var(--brand)}
.device-chip .di{font-size:32px}
.device-chip b{font-size:15px}
.device-chip span{font-size:12px;color:rgba(255,255,255,.55)}
.pricing{background:var(--bg)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.price{background:#fff;border-radius:20px;padding:38px 30px;text-align:center;position:relative;border:1px solid var(--line);transition:.3s}
.price:hover{transform:translateY(-6px);box-shadow:var(--sh)}
.price.hot{border:2px solid var(--brand);box-shadow:var(--sh2);transform:scale(1.04)}
.price.hot:hover{transform:scale(1.04) translateY(-6px)}
.price .tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:12px;font-weight:700;padding:5px 18px;border-radius:999px;white-space:nowrap}
.price h3{font-size:18px;color:var(--dark)}
.price .p{font-size:40px;font-weight:800;color:var(--brand);margin:14px 0 4px}
.price .p small{font-size:14px;color:var(--mut);font-weight:500}
.price .pd{color:var(--mut);font-size:13px;margin-bottom:20px}
.price ul{text-align:left;margin-bottom:26px}
.price ul li{padding:9px 0;font-size:14px;color:var(--ink);border-bottom:1px dashed var(--line);display:flex;align-items:center;gap:8px}
.price ul li:before{content:"✓";color:var(--accent);font-weight:800}
.faq{background:#fff}
.faq-list{max-width:860px;margin:0 auto}
.faq-item{background:var(--bg);border-radius:14px;margin-bottom:14px;overflow:hidden;border:1px solid transparent;transition:.25s}
.faq-item.open{border-color:rgba(91,124,255,.4);box-shadow:var(--sh)}
.faq-q{display:flex;align-items:center;gap:14px;padding:20px 24px;font-weight:700;font-size:16px;cursor:pointer;color:var(--dark)}
.faq-q .qico{flex:none;width:30px;height:30px;border-radius:9px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px}
.faq-q .arr{margin-left:auto;transition:.3s;color:var(--brand);font-size:13px}
.faq-item.open .arr{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:.35s}
.faq-a-in{padding:0 24px 22px;color:var(--mut);font-size:14px}
.faq-a-in ol{margin-left:20px;margin-top:8px}
.faq-a-in ol li{margin-bottom:4px}
.testi{background:var(--dark);color:#fff}
.testi .sec-title{color:#fff}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.testi{background:var(--dark)}
.testi-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);padding:26px;transition:.3s}
.testi-card:hover{transform:translateY(-6px);border-color:rgba(91,124,255,.5)}
.testi-card p{font-size:14px;color:rgba(255,255,255,.75);margin:14px 0 18px;min-height:96px}
.testi-card .stars{color:#ffc53d;letter-spacing:2px}
.testi-user{display:flex;align-items:center;gap:12px}
.testi-user .av{width:42px;height:42px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px}
.testi-user b{display:block;font-size:14px}
.testi-user span{font-size:12px;color:rgba(255,255,255,.5)}
.news-sec{background:var(--bg)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:#fff;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);transition:.3s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--sh)}
.news-card .nc-img{position:relative;aspect-ratio:16/9;overflow:hidden}
.news-card .nc-img img{width:100%;height:100%;object-fit:cover;transition:.5s}
.news-card:hover .nc-img img{transform:scale(1.06)}
.news-card .nc-cat{position:absolute;left:12px;top:12px;background:var(--grad);color:#fff;font-size:11px;padding:4px 12px;border-radius:999px;font-weight:600}
.news-card .nc-body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-card .nc-date{font-size:12px;color:var(--mut)}
.news-card h3{font-size:16px;margin:8px 0;line-height:1.5;color:var(--dark)}
.news-card p{font-size:13px;color:var(--mut);flex:1}
.news-card .nc-more{margin-top:14px;color:var(--brand);font-weight:700;font-size:13px}
.cta{background:var(--grad);color:#fff;text-align:center;padding:80px 24px}
.cta h2{font-size:32px;font-weight:800}
.cta p{margin:12px 0 28px;opacity:.85}
.cta .btn{background:#fff;color:var(--brand)}
.cta .btn:hover{transform:translateY(-2px)}
footer.site{background:var(--dark);color:rgba(255,255,255,.75);padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
.foot-grid h4{color:#fff;font-size:15px;margin-bottom:16px}
.foot-grid a{display:block;padding:5px 0;font-size:13.5px;color:rgba(255,255,255,.6);transition:.2s}
.foot-grid a:hover{color:var(--accent)}
.foot-brand p{font-size:13px;color:rgba(255,255,255,.5);margin-top:12px;max-width:280px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;text-align:center;font-size:12.5px;color:rgba(255,255,255,.45)}
.crumb{background:var(--dark);color:rgba(255,255,255,.8);padding:110px 0 26px}
.crumb a{color:rgba(255,255,255,.65)}
.crumb a:hover{color:#fff}
.crumb span{color:rgba(255,255,255,.5)}
.crumb h1{color:#fff;font-size:30px;margin-top:10px;font-weight:800}
.news-layout{display:grid;grid-template-columns:1fr 320px;gap:36px;align-items:start}
.article{background:#fff;border-radius:20px;padding:40px;box-shadow:var(--sh)}
.article .a-meta{display:flex;align-items:center;gap:16px;color:var(--mut);font-size:13px;margin:14px 0 20px;flex-wrap:wrap}
.article .a-meta .cat{background:var(--grad);color:#fff;padding:3px 12px;border-radius:999px;font-size:12px}
.article .a-cover{border-radius:14px;overflow:hidden;margin-bottom:24px;aspect-ratio:16/9}
.article .a-cover img{width:100%;height:100%;object-fit:cover}
.article p{color:var(--ink);font-size:15.5px;margin-bottom:18px}
.article h2{font-size:22px;color:var(--dark);margin:32px 0 14px;padding-left:14px;border-left:4px solid var(--brand)}
.article .a-bodyimg{border-radius:14px;overflow:hidden;margin:22px 0;aspect-ratio:2/1}
.article .a-bodyimg img{width:100%;height:100%;object-fit:cover}
.article .data-box{background:var(--bg);border-left:4px solid var(--brand);border-radius:0 12px 12px 0;padding:20px 22px;margin:20px 0;font-size:14.5px;color:var(--ink)}
.article .quote{background:rgba(91,124,255,.06);border-radius:12px;padding:18px 20px;margin:18px 0;border:1px dashed rgba(91,124,255,.4);font-size:14.5px;color:var(--ink)}
.article .quote b{color:var(--brand)}
.side-card{background:#fff;border-radius:16px;box-shadow:var(--sh);padding:22px;margin-bottom:22px}
.side-card h4{font-size:16px;color:var(--dark);padding-left:12px;border-left:4px solid var(--brand);margin-bottom:16px}
.side{position:sticky;top:90px}
.toc-item{display:flex;align-items:center;gap:10px;padding:8px 0;position:relative;color:var(--mut);font-size:13.5px;transition:.2s}
.toc-item:before{content:"";position:absolute;left:4px;top:0;bottom:0;width:2px;background:var(--line)}
.toc-item .dot{flex:none;width:10px;height:10px;border-radius:50%;background:#d4dbee;position:relative;z-index:1;transition:.2s}
.toc-item:hover{color:var(--brand)}
.toc-item.active{color:var(--brand);font-weight:700}
.toc-item.active .dot{background:var(--brand);box-shadow:0 0 0 4px rgba(91,124,255,.2)}
.toc-item.active:before{background:var(--brand)}
.hot-item{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.hot-item:last-child{border-bottom:none}
.hot-item .rank{flex:none;width:24px;height:24px;border-radius:8px;background:#eef1fa;color:#9aa3c0;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;transition:.2s}
.hot-item:nth-child(1) .rank{background:var(--grad);color:#fff}
.hot-item:nth-child(2) .rank{background:linear-gradient(135deg,#ff9a3c,#ff6a3c);color:#fff}
.hot-item:nth-child(3) .rank{background:linear-gradient(135deg,#ffc53d,#ff9a3c);color:#fff}
.hot-item a{font-size:13.5px;color:var(--ink);line-height:1.5;transition:.2s}
.hot-item a:hover{color:var(--brand)}
.hot-item:hover .rank{transform:scale(1.15)}
.cat-tags{display:flex;flex-wrap:wrap;gap:10px}
.cat-tags a{padding:6px 14px;border-radius:999px;background:var(--bg);color:var(--mut);font-size:12.5px;border:1px solid transparent;transition:.2s}
.cat-tags a:hover{color:var(--brand);border-color:var(--brand);background:#fff}
.page-nav{display:flex;justify-content:space-between;gap:14px;margin:30px 0}
.page-nav a{flex:1;background:#fff;border-radius:12px;padding:14px 18px;box-shadow:var(--sh);font-size:13.5px;color:var(--ink);transition:.2s;border:1px solid var(--line)}
.page-nav a:hover{border-color:var(--brand);color:var(--brand)}
.page-nav a small{display:block;color:var(--mut);font-size:12px;margin-bottom:4px}
.comments{margin-top:34px;background:var(--bg);border-radius:14px;padding:22px}
.comments h4{font-size:15px;margin-bottom:16px;color:var(--dark)}
.c-item{display:flex;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line)}
.c-item:last-child{border-bottom:none}
.c-item .av{flex:none;width:36px;height:36px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.c-item b{font-size:13.5px;display:flex;gap:10px;align-items:center}
.c-item b span{font-weight:400;font-size:12px;color:var(--mut)}
.c-item p{font-size:13.5px;color:var(--mut);margin-top:4px;margin-bottom:0}
.dl-hero{background:radial-gradient(900px 500px at 85% -10%,rgba(138,92,255,.35),transparent 60%),linear-gradient(160deg,#0c1230,#1a2150);color:#fff;padding:150px 0 80px}
.dl-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.dl-hero h1{font-size:42px;font-weight:800;line-height:1.25}
.dl-hero .dsub{margin-top:16px;color:rgba(255,255,255,.7);font-size:16px}
.dl-stats{display:flex;gap:34px;margin:30px 0;flex-wrap:wrap}
.dl-stats .ds b{font-size:24px;display:block;font-weight:800;color:var(--accent)}
.dl-stats .ds span{font-size:12.5px;color:rgba(255,255,255,.6)}
.ver-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.ver{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 22px;text-align:center;transition:.3s}
.ver:hover{transform:translateY(-6px);box-shadow:var(--sh);border-color:rgba(91,124,255,.4)}
.ver .vi{font-size:30px;margin-bottom:12px}
.ver h3{font-size:16px;color:var(--dark)}
.ver .vv{font-size:12.5px;color:var(--mut);margin:6px 0 12px}
.ver ul{text-align:left;font-size:12.5px;color:var(--mut);margin-bottom:16px}
.ver ul li{padding:4px 0}
.ver ul li:before{content:"✓ ";color:var(--accent);font-weight:800}
.ver .btn{width:100%;padding:10px;font-size:14px}
.sysreq{background:#fff;border-radius:20px;padding:38px;box-shadow:var(--sh);display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}
.sysreq .rq{display:flex;gap:12px;align-items:flex-start}
.sysreq .rq .ri{flex:none;width:42px;height:42px;border-radius:12px;background:rgba(91,124,255,.1);display:flex;align-items:center;justify-content:center;font-size:19px}
.sysreq .rq b{display:block;font-size:14px;color:var(--dark)}
.sysreq .rq span{font-size:12.5px;color:var(--mut)}
.install-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:ins}
.install{position:relative;background:#fff;border-radius:16px;padding:30px 22px;border:1px solid var(--line);transition:.3s}
.install:hover{transform:translateY(-6px);box-shadow:var(--sh)}
.install:after{content:counter(ins);counter-increment:ins;position:absolute;top:-14px;right:18px;width:34px;height:34px;border-radius:50%;background:var(--grad);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(91,124,255,.4)}
.install h3{font-size:15.5px;margin-bottom:8px;color:var(--dark)}
.install p{font-size:13px;color:var(--mut)}
.page-404{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(160deg,#0c1230,#1a2150);color:#fff;text-align:center;padding:24px}
.page-404 .code{font-size:110px;font-weight:800;background:var(--grad2);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.page-404 h1{font-size:26px;margin:16px 0 10px}
.page-404 p{color:rgba(255,255,255,.65);margin-bottom:26px}
.sitemap-sec{background:#fff;border-radius:20px;padding:40px;box-shadow:var(--sh)}
.sitemap-sec h2{font-size:20px;color:var(--dark);margin:26px 0 14px;padding-left:12px;border-left:4px solid var(--brand)}
.sitemap-sec h2:first-child{margin-top:0}
.sitemap-sec ul li{padding:7px 0}
.sitemap-sec ul a{color:var(--ink);transition:.2s}
.sitemap-sec ul a:hover{color:var(--brand)}
.sitemap-sec ul a small{color:var(--mut);margin-left:8px;font-size:12px}
.reveal{opacity:0;transform:translateY(26px);transition:.6s}
.reveal.in{opacity:1;transform:none}
@media(max-width:992px){
.nav-menu{position:fixed;top:0;right:-300px;width:280px;height:100vh;background:#fff;flex-direction:column;align-items:stretch;gap:2px;padding:84px 20px 30px;transition:.35s;box-shadow:-20px 0 60px rgba(12,18,48,.2);overflow-y:auto}
.nav-menu.open{right:0}
.nav-menu>li>a{color:var(--ink);padding:13px 14px}
.nav-menu>li:hover .drop,.nav-menu>li>a:hover{background:var(--bg)}
.nav-menu .caret{display:none}
.drop{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:var(--bg);display:none;margin:2px 0 6px}
.nav-menu>li.sub-open .drop{display:block}
.drop a{padding:10px 20px}
.burger{display:flex}
.nav-right .btn{display:none}
.hero{padding:130px 0 70px}
.hero-grid,.dl-grid{grid-template-columns:1fr;gap:40px}
.hero h1{font-size:36px}
.feat-grid{grid-template-columns:repeat(2,1fr)}
.scene-grid,.testi-grid,.news-grid,.ver-grid,.install-grid{grid-template-columns:repeat(2,1fr)}
.price-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto}
.price.hot{transform:none}
.price.hot:hover{transform:translateY(-6px)}
.strip-grid{grid-template-columns:repeat(2,1fr)}
.news-layout{grid-template-columns:1fr}
.side{position:static}
.sysreq{grid-template-columns:repeat(2,1fr)}
.foot-grid{grid-template-columns:1fr 1fr}
.demo-body{grid-template-columns:130px 1fr}
}
@media(max-width:768px){
.sec{padding:60px 0}
.sec-title{font-size:26px}
.hero h1{font-size:29px}
.dl-hero h1{font-size:28px}
.hero-stats{justify-content:space-between}
.feat-grid,.scene-grid,.testi-grid,.news-grid,.ver-grid,.install-grid,.sysreq{grid-template-columns:1fr}
.demo-body{grid-template-columns:1fr}
.demo-devices{flex-direction:row;overflow-x:auto;border-right:none;border-bottom:1px solid rgba(255,255,255,.1)}
.demo-device{flex:none}
.article{padding:24px}
.step-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
.container{padding:0 16px}
.hero-btns .btn{width:100%}
.hero-stats{gap:18px}
.hero-stats .st b{font-size:24px}
.sec-title{font-size:23px}
.foot-grid{grid-template-columns:1fr}
.crumb h1{font-size:24px}
.article h2{font-size:19px}
.cta h2{font-size:24px}
}
.site-map-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px;margin:40px 0 20px}
.sm-group{background:#fff;border:1px solid #e8ecff;border-radius:16px;padding:28px;box-shadow:0 10px 30px rgba(12,18,48,.06)}
.sm-group h2{font-size:20px;margin:0 0 16px;color:#0c1230}
.sm-group ul{list-style:none;margin:0;padding:0}
.sm-group li{padding:10px 0;border-bottom:1px dashed #e8ecff}
.sm-group li:last-child{border-bottom:0}
.sm-group a{color:#444;text-decoration:none;line-height:1.6}
.sm-group a:hover{color:#5b7cff}
@media(max-width:768px){.site-map-list{grid-template-columns:1fr}}