:root{--ink:#050816;--panel:#0a1022;--panel2:#0d1630;--line:#18345e;--cyan:#24e7ff;--violet:#8b5cff;--lime:#a8ff78;--white:#f5fbff;--muted:#91a5bd;--danger:#ff668c;--max:1180px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--white);background:var(--ink);font-family:"Microsoft YaHei","Segoe UI",sans-serif;line-height:1.72;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-2;background:linear-gradient(rgba(36,231,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(36,231,255,.035) 1px,transparent 1px);background-size:42px 42px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,a{transition:.25s ease}
.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:12px;z-index:99;background:#fff;color:#000;padding:8px 12px}
.topbar{position:sticky;top:0;z-index:50;background:rgba(5,8,22,.86);backdrop-filter:blur(18px);border-bottom:1px solid rgba(36,231,255,.16)}
.nav{height:76px;display:flex;align-items:center;gap:32px}
.logo{font-family:Consolas,monospace;font-weight:900;letter-spacing:.12em;font-size:22px;display:flex;align-items:center;gap:11px}
.logo-mark{width:31px;height:31px;position:relative;border:2px solid var(--cyan);clip-path:polygon(18% 0,100% 0,82% 46%,100% 46%,35% 100%,49% 58%,0 58%);background:linear-gradient(135deg,var(--violet),var(--cyan));box-shadow:0 0 28px rgba(36,231,255,.55)}
.links{display:flex;gap:27px;margin-left:auto;font-size:14px;color:#c7d5e4}.links a:hover,.links a:focus{color:var(--cyan)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:136px;padding:12px 21px;border:1px solid var(--cyan);background:var(--cyan);color:#031018;font-weight:800;white-space:nowrap;word-break:keep-all;writing-mode:horizontal-tb;clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px)}
.btn:hover{filter:brightness(1.15);box-shadow:0 0 28px rgba(36,231,255,.3);transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--white);border-color:#3b5476}
.menu{display:none;background:none;border:0;color:white;font-size:25px}
.hero{min-height:680px;display:grid;grid-template-columns:.88fr 1.12fr;align-items:center;gap:46px;padding:74px 0 66px;position:relative}
.eyebrow{font:700 12px/1.4 Consolas,monospace;color:var(--cyan);letter-spacing:.18em;text-transform:uppercase;display:flex;align-items:center;gap:11px}
.eyebrow:before{content:"";width:44px;height:1px;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(50px,6.4vw,92px);line-height:.97;letter-spacing:-.06em;margin:24px 0 25px;font-weight:900}
h1 em{font-style:normal;color:transparent;-webkit-text-stroke:1px var(--cyan)}
.lead{font-size:18px;color:#adc0d4;max-width:610px}
.actions{display:flex;gap:13px;flex-wrap:wrap;margin:31px 0 25px}
.platforms{font:12px Consolas,monospace;color:#7992ac;letter-spacing:.08em}
.hero-media{position:relative;align-self:center;height:auto;padding:0;margin:0}
.hero-media:before,.hero-media:after{content:"";position:absolute;z-index:2;width:68px;height:68px;border-color:var(--cyan)}
.hero-media:before{left:-12px;top:-12px;border-left:2px solid;border-top:2px solid}
.hero-media:after{right:-12px;bottom:-12px;border-right:2px solid;border-bottom:2px solid}
.hero-media img{display:block;width:100%;height:auto;object-fit:contain;object-position:center;padding:0;margin:0;transform:none;clip-path:none;border:1px solid #17355a}
.scan{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.scan:after{content:"";position:absolute;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);box-shadow:0 0 20px var(--cyan);animation:scan 5s linear infinite}
@keyframes scan{from{top:0}to{top:100%}}
.stats{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);background:#071022}
.stat{padding:24px;border-right:1px solid var(--line)}.stat:last-child{border:0}
.stat b{display:block;font:700 clamp(20px,2.4vw,32px) Consolas,monospace;color:var(--cyan)}.stat span{font-size:12px;color:#7891aa}
.section{padding:110px 0}
.section-head{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:end;margin-bottom:48px}
.section h2{font-size:clamp(36px,5vw,66px);line-height:1.05;letter-spacing:-.045em;margin:13px 0 0}
.section-head p{color:var(--muted);max-width:600px;margin-bottom:4px}
.chip-grid{display:grid;grid-template-columns:1.35fr .65fr;grid-template-rows:repeat(2,250px);gap:12px}
.module{border:1px solid var(--line);padding:32px;position:relative;overflow:hidden;background:linear-gradient(145deg,rgba(14,27,53,.94),rgba(6,11,25,.94))}
.module:first-child{grid-row:span 2}
.module:after{content:"";position:absolute;width:70px;height:70px;right:-1px;bottom:-1px;border-right:2px solid var(--violet);border-bottom:2px solid var(--violet)}
.module small{font:12px Consolas,monospace;color:var(--cyan)}.module h3{font-size:26px;margin:17px 0 10px}.module p{color:var(--muted)}
.module ul{padding:0;list-style:none;margin-top:28px}.module li{padding:12px 0;border-top:1px solid #172a47;color:#c0d0df}
.signal{display:inline-flex;width:10px;height:10px;background:var(--lime);border-radius:50%;box-shadow:0 0 14px var(--lime);margin-right:9px}
.visual-section{display:grid;grid-template-columns:1.18fr .82fr;align-items:stretch;border:1px solid var(--line)}
.visual-section picture,.visual-section img{width:100%;height:100%;object-fit:cover}
.visual-copy{padding:50px;background:var(--panel)}
.visual-copy h2{font-size:46px}.check{display:grid;gap:12px;margin:27px 0}.check div{border-left:2px solid var(--cyan);padding-left:14px;color:#b9cadd}
.personas{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.quote{border-top:3px solid var(--violet);background:#091126;padding:30px;min-height:270px}
.quote:nth-child(2){margin-top:35px;border-color:var(--cyan)}.quote:nth-child(3){margin-top:70px;border-color:var(--lime)}
.quote p{font-size:17px;color:#c4d3e0}.quote b{display:block}.quote small{color:#6f89a5}
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;align-items:stretch}
.price{padding:34px;border:1px solid var(--line);background:var(--panel);position:relative}.price.hot{border-color:var(--cyan);transform:translateY(-16px);box-shadow:0 0 45px rgba(36,231,255,.12)}
.badge{position:absolute;right:0;top:0;background:var(--cyan);color:#04111c;font:800 11px Consolas,monospace;padding:7px 12px}
.amount{font:900 46px/1 Consolas,monospace;margin:22px 0 4px}.amount small{font-size:14px;color:var(--muted)}
.price ul{list-style:none;padding:15px 0;color:#abc0d2;min-height:160px}.price li{padding:7px 0}
.articles{display:grid;grid-template-columns:1fr 1fr;gap:12px}.article{padding:28px;border:1px solid var(--line);background:#080f20}.article:hover{border-color:var(--cyan)}
.article .tag{font:11px Consolas,monospace;color:var(--violet)}.article h3{font-size:21px;margin:12px 0}.article p{color:var(--muted)}
.faq{max-width:900px;margin:auto}.faq details{border-bottom:1px solid var(--line);padding:20px 0}.faq summary{cursor:pointer;font-weight:800;font-size:17px;list-style:none}.faq summary:after{content:"+";float:right;color:var(--cyan);font:24px Consolas}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--muted);padding-right:40px;margin:14px 0 0}
.cta{margin:70px auto 100px;padding:55px;background:linear-gradient(110deg,#0e1c37,#111132);border:1px solid var(--cyan);display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px;position:relative}.cta h2{font-size:clamp(30px,4vw,53px);margin-bottom:12px}.cta p{color:#a9bdd0;margin:0}
footer{border-top:1px solid var(--line);padding:70px 0 30px;background:#040712}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:35px}.footer-grid h3{font-size:14px}.footer-grid a{display:block;color:#7f96ad;font-size:13px;margin:10px 0}.footer-grid a:hover{color:var(--cyan)}
.legal{border-top:1px solid #121f34;margin-top:45px;padding-top:22px;font-size:12px;color:#637991}
.page-hero{padding:105px 0 65px;border-bottom:1px solid var(--line)}.page-hero h1{max-width:900px;font-size:clamp(48px,7vw,88px)}
.downloads{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.download-card{padding:30px;border:1px solid var(--line);background:var(--panel);display:flex;align-items:center;gap:20px}.os{width:58px;height:58px;display:grid;place-items:center;border:1px solid var(--cyan);font:700 12px Consolas;color:var(--cyan)}.download-card .btn{margin-left:auto}
.notice{border-left:3px solid var(--danger);background:#160d1d;padding:18px 22px;color:#cdbed0;margin:28px 0}
.help-layout{display:grid;grid-template-columns:280px 1fr;gap:60px}.toc{position:sticky;top:100px;align-self:start;border:1px solid var(--line);padding:22px}.toc a{display:block;color:#8fa5ba;padding:8px}.guide{padding-bottom:35px;margin-bottom:35px;border-bottom:1px solid var(--line)}.guide h2{font-size:32px}
@media(max-width:900px){.links{display:none}.menu{display:block;margin-left:auto}.nav .btn{display:none}.links.open{display:flex;position:absolute;top:76px;left:0;right:0;background:#071022;padding:24px;flex-direction:column}.hero{grid-template-columns:1fr;padding-top:50px}.stats{grid-template-columns:repeat(2,1fr)}.stat:last-child{grid-column:span 2}.section-head{grid-template-columns:1fr;gap:18px}.chip-grid{grid-template-columns:1fr;grid-template-rows:auto}.module:first-child{grid-row:auto}.visual-section{grid-template-columns:1fr}.pricing,.personas{grid-template-columns:1fr}.quote:nth-child(n){margin-top:0}.footer-grid{grid-template-columns:1fr 1fr}.help-layout{grid-template-columns:1fr}.toc{position:static}.downloads{grid-template-columns:1fr}}
@media(max-width:560px){.wrap{width:min(100% - 26px,var(--max))}.section{padding:75px 0}.hero{min-height:auto}.actions .btn{width:100%}.stats{grid-template-columns:1fr}.stat,.stat:last-child{grid-column:auto;border-right:0;border-bottom:1px solid var(--line)}.chip-grid{display:block}.module{margin-bottom:12px}.visual-copy{padding:28px}.articles{grid-template-columns:1fr}.pricing{gap:28px}.price.hot{transform:none}.downloads{grid-template-columns:1fr}.download-card{align-items:flex-start;flex-wrap:wrap}.download-card .btn{width:100%;margin:0}.cta{grid-template-columns:1fr;padding:34px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:span 2}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* Hero media integrity override */
.hero{align-items:center}.hero-media{align-self:center;height:auto;padding:0;margin-top:0;margin-bottom:0;overflow:visible;transform:none}.hero-media img{display:block;width:100%;height:auto;object-fit:contain;object-position:center;min-height:0;max-height:none;margin:0;padding:0;clip-path:none;transform:none}