:root{--paper:#eef1f5;--white:#fff;--ink:#162033;--muted:#697386;--blue:#2857d9;--blue2:#143cae;--mint:#20c997;--lime:#c9f06b;--line:#d9dee8;--nav:#172033;--shadow:0 24px 70px rgba(27,39,69,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Segoe UI","Microsoft YaHei UI",sans-serif;line-height:1.68;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}img{max-width:100%}h1,h2,h3,p{margin-top:0}:focus-visible{outline:3px solid var(--mint);outline-offset:3px}.container{width:min(1220px,calc(100% - 44px));margin:auto}.skip{position:fixed;top:-60px;left:20px;z-index:99;padding:10px 15px;background:#fff}.skip:focus{top:15px}.panel{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.site-header{position:sticky;top:0;z-index:50;background:rgba(238,241,245,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand-logo{display:block;width:146px;height:42px;padding:8px 10px;object-fit:contain;background:linear-gradient(120deg,#274fc6,#1d8ea9);border-radius:7px}.nav-links{display:flex;gap:31px;color:#596478;font-size:13px;font-weight:700}.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--blue)}.nav-toggle{display:none;border:0;background:none;font-size:24px}.button{min-width:152px;min-height:48px;padding:12px 21px;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:7px;background:var(--blue);color:#fff;font-size:13px;font-weight:800;white-space:nowrap;word-break:keep-all;writing-mode:horizontal-tb;box-shadow:0 10px 22px rgba(40,87,217,.22);transition:.2s}.button:hover{background:var(--blue2);transform:translateY(-2px)}.button.dark{background:var(--nav)}.button.pale{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:none}.button.mint{background:var(--mint);color:#0c352b}
.hero{padding:76px 0 92px}.hero-copy{max-width:930px;margin-bottom:45px}.kicker{display:flex;align-items:center;gap:10px;margin-bottom:17px;color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.kicker::before{content:"";width:26px;height:4px;background:var(--mint)}h1{margin-bottom:23px;font-size:clamp(54px,7.3vw,98px);line-height:.93;letter-spacing:-.065em;font-weight:900}.hero-copy p{max-width:700px;color:var(--muted);font-size:18px}.actions{display:flex;flex-wrap:wrap;gap:10px}.platforms{display:flex;flex-wrap:wrap;gap:8px;margin-top:23px}.platforms span{padding:6px 10px;background:#fff;border:1px solid var(--line);border-radius:5px;color:#657084;font-size:10px;font-weight:800}
.installer-window{overflow:hidden;border-radius:13px}.window-bar{height:45px;padding:0 17px;display:flex;align-items:center;justify-content:space-between;background:#e7eaf0;border-bottom:1px solid #d5dae3;color:#6d7584;font-size:11px}.window-dots{display:flex;gap:7px}.window-dots i{width:10px;height:10px;border-radius:50%;background:#aeb5c1}.window-dots i:first-child{background:#ff7768}.window-body{min-height:590px;display:grid;grid-template-columns:280px 1fr}.wizard-side{padding:37px 27px;background:var(--nav);color:#fff}.wizard-side h3{margin-bottom:34px;font-size:18px}.wizard-step{padding:15px 0;display:grid;grid-template-columns:35px 1fr;gap:13px;align-items:center;border-bottom:1px solid rgba(255,255,255,.1);color:#8993a8}.wizard-step b{width:35px;height:35px;display:grid;place-items:center;border:1px solid #596378;border-radius:50%;font-size:12px}.wizard-step.active{color:#fff}.wizard-step.active b{background:var(--mint);border-color:var(--mint);color:#103b31}.wizard-step small{display:block;color:#7c879c}.wizard-main{padding:38px 45px;display:grid;grid-template-columns:.82fr 1.18fr;gap:34px;align-items:center}.wizard-main h2{font-size:40px}.wizard-main p{color:var(--muted)}.progress{height:7px;margin:26px 0;background:#e7eaf0;border-radius:9px;overflow:hidden}.progress span{display:block;width:66%;height:100%;background:linear-gradient(90deg,var(--blue),var(--mint))}.hero-media{align-self:center;height:auto;padding:0;margin:0}.hero-media img{filter:drop-shadow(0 24px 28px rgba(22,32,51,.18))}
.proof{margin-top:18px;display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);background:#fff}.proof div{padding:24px 22px;border-right:1px solid var(--line)}.proof div:last-child{border:0}.proof strong{display:block;font-size:28px;line-height:1.1}.proof span{color:var(--muted);font-size:10px}
.section{padding:112px 0}.section-head{max-width:770px;margin-bottom:46px}.section-head.center{margin-inline:auto;text-align:center}.section-head.center .kicker{justify-content:center}h2{margin-bottom:16px;font-size:clamp(39px,4.7vw,65px);line-height:1.02;letter-spacing:-.05em;font-weight:900}.lead{color:var(--muted);font-size:17px}
.install-flow{display:grid;grid-template-columns:350px 1fr;gap:18px}.flow-menu{padding:28px;background:var(--nav);color:#fff}.flow-menu h3{font-size:25px}.flow-menu p{color:#98a2b5;font-size:13px}.flow-menu a{display:block;padding:15px 0;border-bottom:1px solid #303a4d;color:#abb4c5;font-size:13px}.flow-menu a:first-of-type{color:var(--lime)}.flow-main{padding:44px}.flow-row{display:grid;grid-template-columns:65px 1fr auto;gap:22px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}.flow-row:last-child{border:0}.flow-num{width:55px;height:55px;display:grid;place-items:center;border-radius:50%;background:#e9efff;color:var(--blue);font-weight:900}.flow-row p{margin:0;color:var(--muted);font-size:13px}.status{padding:7px 11px;border-radius:99px;background:#e2f8f0;color:#13795c;font-size:10px;font-weight:900}
.feature-board{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.feature-image{min-height:530px;padding:45px;position:relative;overflow:hidden;background:var(--blue);color:#fff}.feature-image h3{max-width:590px;font-size:39px}.feature-image p{max-width:550px;color:#cbd8ff}.feature-image::after{content:"✓";position:absolute;right:-40px;bottom:-145px;color:rgba(255,255,255,.1);font-size:410px;font-weight:900}.features{display:grid;grid-template-columns:1fr 1fr;gap:18px}.feature{padding:28px}.feature-mark{width:44px;height:44px;margin-bottom:18px;display:grid;place-items:center;background:var(--lime);border-radius:7px;font-weight:900}.feature h3{font-size:20px}.feature p{margin:0;color:var(--muted);font-size:13px}
.news-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.article{padding:33px}.article:nth-child(1){grid-column:span 7;background:var(--nav);color:#fff}.article:nth-child(2){grid-column:span 5}.article:nth-child(3){grid-column:span 5}.article:nth-child(4){grid-column:span 7;background:var(--lime)}.article h3{font-size:26px}.article p{color:var(--muted);font-size:13px}.article:nth-child(1) p{color:#aeb8c9}.article a{color:var(--blue);font-size:12px;font-weight:900}.article:nth-child(1) a{color:var(--lime)}
.device-layout{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.device-media{align-self:center;height:auto;padding:0;margin:0}.device-media img{filter:drop-shadow(20px 28px 30px rgba(23,35,65,.18))}.device-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:28px}.device-list span{padding:13px 15px;background:#fff;border:1px solid var(--line);font-size:12px;font-weight:800}
.reviews,.prices{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review,.price{padding:34px}.review .stars{color:#f0a323;letter-spacing:3px}.review blockquote{margin:22px 0;color:#596478}.who{padding-top:18px;border-top:1px solid var(--line)}.who strong,.who span{display:block}.who span{color:var(--muted);font-size:11px}.price{position:relative}.price.featured{border:2px solid var(--blue);transform:translateY(-13px)}.price.featured::before{content:"推荐";position:absolute;right:18px;top:18px;padding:5px 10px;background:var(--blue);color:#fff;font-size:10px;font-weight:900}.plan{color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.1em}.amount{margin:20px 0 8px;font-size:52px;font-weight:900}.amount small{font-size:13px}.price p{min-height:46px;color:var(--muted);font-size:13px}.price ul{padding:19px 0 0;margin:24px 0;list-style:none;border-top:1px solid var(--line)}.price li{margin:10px 0;font-size:13px}.price li::before{content:"✓";margin-right:8px;color:var(--mint);font-weight:900}.price .button{width:100%}.note{text-align:center;margin-top:21px;color:var(--muted);font-size:11px}
.faq{max-width:950px;margin:auto}.faq details{margin-bottom:10px;background:#fff;border:1px solid var(--line)}.faq summary{padding:22px 65px 22px 25px;position:relative;cursor:pointer;list-style:none;font-weight:800}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";position:absolute;right:19px;top:14px;color:var(--blue);font-size:24px}.faq details[open] summary::after{content:"−"}.faq details p{padding:0 65px 24px 25px;margin:0;color:var(--muted)}
.cta{padding:30px 0 110px}.cta-box{padding:68px;display:grid;grid-template-columns:1fr auto;gap:45px;align-items:center;background:var(--nav);color:#fff}.cta-box h2{max-width:760px}.cta-box p{max-width:720px;color:#aeb8c9}.cta-box .kicker{color:var(--lime)}
.site-footer{padding:68px 0 25px;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:42px}.footer-intro p{max-width:270px;margin-top:17px;color:var(--muted);font-size:13px}.footer-col h3{font-size:13px}.footer-col a{display:block;margin:9px 0;color:var(--muted);font-size:13px}.footer-bottom{margin-top:44px;padding-top:19px;display:flex;justify-content:space-between;border-top:1px solid var(--line);color:#8b93a2;font-size:11px}
.page-hero{padding:110px 0 80px}.page-shell{padding:62px;background:#fff;border:1px solid var(--line)}.page-shell h1{font-size:clamp(50px,6vw,82px)}.page-shell p{max-width:700px;color:var(--muted);font-size:17px}.download-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.download-card{padding:28px;display:grid;grid-template-columns:62px 1fr auto;gap:18px;align-items:center}.os{width:62px;height:62px;display:grid;place-items:center;background:var(--nav);color:#fff;border-radius:8px;font-weight:900}.download-card h2{margin:0;font-size:21px}.download-card p{margin:0;color:var(--muted);font-size:11px}.download-card .button{min-width:165px}.help-layout{display:grid;grid-template-columns:280px 1fr;gap:65px;align-items:start}.help-menu{position:sticky;top:100px;padding:22px;background:var(--nav);color:#fff}.help-menu strong{display:block;padding:8px 10px}.help-menu a{display:block;padding:9px 10px;border-bottom:1px solid #303a4d;color:#aab4c5;font-size:12px}.help-menu a:hover{color:var(--lime)}.help-content article{padding:0 0 53px;margin-bottom:53px;border-bottom:1px solid var(--line);scroll-margin-top:105px}.help-content h2{font-size:39px}.help-content p,.help-content li{color:var(--muted)}.notice{padding:18px 21px;background:#e5ebfb;border-left:4px solid var(--blue)}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media(max-width:980px){.nav-links{display:none;position:absolute;top:76px;left:20px;right:20px;padding:20px;flex-direction:column;background:#fff;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-toggle{display:block}.nav>.button{display:none}.window-body{grid-template-columns:220px 1fr}.wizard-main{grid-template-columns:1fr}.wizard-main .hero-media{max-width:520px}.proof{grid-template-columns:repeat(3,1fr)}.install-flow,.feature-board,.device-layout{grid-template-columns:1fr}.features{grid-template-columns:repeat(4,1fr)}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.download-grid{grid-template-columns:1fr}}@media(max-width:700px){.container{width:min(100% - 26px,1220px)}.section{padding:82px 0}h1{font-size:49px}.window-body{grid-template-columns:1fr}.wizard-side{display:none}.wizard-main{padding:29px 22px}.proof,.features,.reviews,.prices{grid-template-columns:1fr}.proof div{border-right:0;border-bottom:1px solid var(--line)}.install-flow{grid-template-columns:1fr}.flow-main{padding:25px}.flow-row{grid-template-columns:55px 1fr}.flow-row .status{grid-column:2}.news-grid{grid-template-columns:1fr}.article:nth-child(n){grid-column:auto}.device-list{grid-template-columns:1fr}.price.featured{transform:none}.cta-box{padding:45px 27px;grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-intro{grid-column:span 2}.footer-bottom{flex-direction:column;gap:8px}.download-card{grid-template-columns:62px 1fr}.download-card .button{grid-column:span 2;width:100%}.help-layout{grid-template-columns:1fr}.help-menu{position:static}}
/* Hero image final constraints */
.wizard-main{align-items:center}.hero-media{align-self:center;height:auto;padding:0;margin-top:0;margin-bottom:0;overflow:visible;transform:none;clip-path:none}.hero-media img{display:block;width:100%;height:auto;min-height:0;max-height:none;margin:0;padding:0;object-fit:contain;object-position:center;transform:none;clip-path:none}.device-layout{align-items:center}.device-media{align-self:center;height:auto;padding:0;margin-top:0;margin-bottom:0;overflow:visible;transform:none;clip-path:none}.device-media img{display:block;width:100%;height:auto;min-height:0;max-height:none;margin:0;padding:0;object-fit:contain;object-position:center;transform:none;clip-path:none}