:root{--bg:#e9e8e4;--ink:#202127;--muted:#73757c;--dark:#1d2028;--panel:#292d37;--white:#fff;--lime:#b9e85b;--violet:#7769ed;--orange:#ff7c5c;--line:rgba(29,32,40,.12);--shadow:0 27px 70px rgba(39,40,47,.15)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--bg);font-family:"Microsoft YaHei UI","PingFang SC",Arial,sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%}h1,h2,h3,p{margin-top:0}:focus-visible{outline:3px solid var(--violet);outline-offset:4px}.container{width:min(1200px,calc(100% - 42px));margin:auto}.skip{position:fixed;top:-60px;left:18px;z-index:99;padding:10px 16px;background:#fff;border-radius:12px}.skip:focus{top:16px}.card{background:#f7f6f3;border:1px solid rgba(255,255,255,.9);box-shadow:var(--shadow)}
.site-header{position:sticky;top:0;z-index:50;padding:12px 0;background:rgba(233,232,228,.87);backdrop-filter:blur(16px)}.nav{min-height:70px;padding:10px 12px 10px 18px;display:flex;align-items:center;justify-content:space-between;gap:25px;border-radius:15px}.brand-logo{width:150px;height:42px;padding:8px 12px;display:block;object-fit:contain;border-radius:9px;background:linear-gradient(135deg,#6964dc,#338fc8)}.nav-links{display:flex;gap:29px;color:#6e7076;font-size:13px;font-weight:850}.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--violet)}.nav-toggle{display:none;border:0;background:transparent;font-size:25px}.btn{min-width:145px;min-height:49px;padding:12px 22px;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:10px;background:linear-gradient(135deg,#8174ef,#5e50d5);color:#fff;font-size:13px;font-weight:900;white-space:nowrap;word-break:keep-all;writing-mode:horizontal-tb;box-shadow:0 14px 29px rgba(89,75,198,.23);transition:.2s}.btn:hover{transform:translateY(-3px)}.btn-orange{background:linear-gradient(135deg,#ff8b6e,#e65e43)}.btn-light{background:#fff;color:#303139;box-shadow:0 12px 25px rgba(35,37,45,.1)}
.hero{padding:80px 0 100px}.hero-shell{min-height:740px;padding:22px;display:grid;grid-template-columns:78px 1.15fr .85fr;gap:22px;border-radius:24px;background:var(--dark);box-shadow:var(--shadow)}.app-rail{padding:16px 10px;display:flex;flex-direction:column;align-items:center;gap:13px;border-radius:15px;background:#14171e}.rail-item{width:45px;height:45px;display:grid;place-items:center;border-radius:12px;background:#2a2e38;color:#8f929b;font-size:12px;font-weight:900}.rail-item.active{background:var(--lime);color:#1d2028}.hero-dashboard{align-self:stretch;padding:30px;border-radius:16px;background:var(--panel);color:#fff}.dashboard-top{display:flex;justify-content:space-between;color:#9297a5;font-size:10px}.hero-media{align-self:center;height:auto;padding:0;margin:20px 0}.hero-media img{filter:drop-shadow(0 32px 36px rgba(0,0,0,.4))}.dash-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.dash-item{padding:15px;border-radius:10px;background:#20232b}.dash-item b{display:block}.dash-item span{color:#8f94a1;font-size:9px}.hero-copy{padding:55px 35px;display:flex;flex-direction:column;justify-content:center;border-radius:16px;background:#f3f2ee}.eyebrow{display:inline-flex;align-items:center;gap:10px;margin-bottom:20px;color:#696b73;font-size:11px;font-weight:950;letter-spacing:.13em}.eyebrow::before{content:"";width:14px;height:14px;border-radius:4px;background:var(--lime)}h1{margin-bottom:24px;font-size:clamp(50px,5.6vw,81px);font-weight:950;line-height:.98;letter-spacing:-.065em}.accent{color:var(--violet)}.hero-copy>p{color:var(--muted);font-size:17px}.actions{display:flex;flex-wrap:wrap;gap:11px}.platforms{display:flex;flex-wrap:wrap;gap:8px;margin-top:25px}.tag{padding:7px 11px;border:1px solid var(--line);border-radius:7px;background:#fff;color:#6c6e75;font-size:10px;font-weight:850}
.stats{margin-top:24px;display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.stat{padding:24px;text-align:center;border-radius:13px}.stat b{display:block;font-size:26px}.stat span{color:var(--muted);font-size:10px}
.section{padding:120px 0}.head{max-width:760px;margin-bottom:52px}.head.center{margin-inline:auto;text-align:center}.head.center .eyebrow{justify-content:center}h2{margin-bottom:18px;font-size:clamp(39px,4.5vw,62px);font-weight:950;line-height:1.06;letter-spacing:-.055em}.lead{color:var(--muted);font-size:17px}
.center-grid{display:grid;grid-template-columns:260px 1fr;gap:17px}.setting-menu{padding:18px;border-radius:17px}.setting{padding:18px;border-bottom:1px solid var(--line)}.setting:last-child{border-bottom:0}.setting b{display:block}.setting span{color:var(--muted);font-size:11px}.setting.active{border-radius:10px;background:var(--dark);color:#fff}.setting.active span{color:#aaaeb8}.control-screen{min-height:550px;padding:40px;position:relative;overflow:hidden;border-radius:19px;background:var(--dark);color:#fff}.control-screen p{max-width:560px;color:#a7abb5}.toggle-row{margin-top:60px;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.toggle-card{padding:21px;display:flex;justify-content:space-between;align-items:center;border-radius:12px;background:#292d36}.switch{width:50px;height:28px;padding:4px;border-radius:999px;background:var(--lime)}.switch::after{content:"";display:block;width:20px;height:20px;margin-left:22px;border-radius:50%;background:#fff}.text-link{color:var(--violet);font-size:13px;font-weight:900}.control-screen .text-link{color:var(--lime)}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.feature{min-height:270px;padding:30px;display:flex;flex-direction:column;justify-content:space-between;border-radius:17px}.feature:nth-child(1){background:var(--violet);color:#fff}.feature:nth-child(3){background:var(--orange);color:#fff}.feature-icon{width:50px;height:50px;display:grid;place-items:center;border-radius:13px;background:var(--dark);color:#fff;font-weight:950}.feature h3{font-size:24px}.feature p{color:var(--muted);font-size:13px}.feature:nth-child(1) p,.feature:nth-child(3) p{color:rgba(255,255,255,.8)}
.news-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:17px}.news-main{min-height:500px;padding:42px;display:flex;flex-direction:column;justify-content:space-between;border-radius:20px;background:var(--dark);color:#fff}.news-main h3{font-size:38px}.news-main p{color:#a7abb5}.news-main .text-link{color:var(--lime)}.news-list{display:grid;gap:17px}.news-card{padding:29px;border-radius:17px}.news-card h3{font-size:23px}.news-card p{color:var(--muted);font-size:13px}
.device-grid{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 34px 32px rgba(41,40,48,.25))}.persona-list{display:grid;gap:11px;margin-top:28px}.persona{padding:19px 21px;display:grid;grid-template-columns:90px 1fr;gap:15px;border-radius:14px}.persona b{color:var(--violet);font-size:11px}.persona strong{display:block}.persona span{color:var(--muted);font-size:12px}
.reviews,.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.review,.price{padding:34px;border-radius:18px}.review blockquote{margin:22px 0 27px;color:#62646b}.stars{color:var(--orange);letter-spacing:3px}.user{display:flex;align-items:center;gap:11px}.avatar{width:45px;height:45px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--orange),var(--violet));color:#fff;font-weight:900}.user span{display:block;color:#7d7f86;font-size:11px}.price.featured{background:var(--dark);color:#fff;transform:translateY(-13px)}.plan{font-size:11px;font-weight:950;letter-spacing:.1em}.amount{margin:20px 0 6px;font-size:52px;font-weight:950;line-height:1}.amount small{font-size:13px}.price p{min-height:44px;color:var(--muted);font-size:13px}.price.featured p{color:#a4a8b1}.price ul{padding:20px 0 0;margin:22px 0;list-style:none;border-top:1px solid var(--line)}.price li{margin:10px 0;font-size:13px}.price li::before{content:"■";margin-right:9px;color:var(--lime);font-size:7px}.price .btn{width:100%}.disclaimer{text-align:center;color:var(--muted);font-size:11px;margin-top:23px}
.faq{max-width:930px;margin:auto}.faq details{margin-bottom:11px;border-radius:14px}.faq summary{padding:22px 65px 22px 24px;position:relative;cursor:pointer;list-style:none;font-weight:900}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";position:absolute;right:13px;top:11px;width:43px;height:43px;display:grid;place-items:center;border-radius:10px;background:var(--dark);color:var(--lime);font-size:22px}.faq details[open] summary::after{content:"−"}.faq details p{padding:0 65px 24px 24px;margin:0;color:var(--muted)}
.cta{padding:55px 0 120px}.cta-box{padding:70px;position:relative;overflow:hidden;border-radius:22px;background:var(--violet);color:#fff;box-shadow:var(--shadow)}.cta-box::after{content:"CTRL";position:absolute;right:-15px;top:-75px;color:rgba(255,255,255,.1);font-size:260px;font-weight:950}.cta-box h2,.cta-box p,.cta-box .actions,.cta-box .eyebrow{position:relative;z-index:2;max-width:720px}.cta-box p{color:#dedafd}.cta-box .eyebrow{color:#fff}
.site-footer{padding:70px 0 25px;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:43px}.footer-intro p{max-width:280px;margin-top:18px;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:48px;padding-top:20px;display:flex;justify-content:space-between;border-top:1px solid var(--line);color:#909298;font-size:11px}
.page-hero{padding:125px 0 88px}.page-box{max-width:980px;margin:auto;padding:70px;text-align:center;border-radius:21px}.page-box h1{font-size:clamp(50px,5.8vw,79px)}.page-box p{max-width:680px;margin:0 auto 30px;color:var(--muted)}.download-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.download-card{padding:29px;display:grid;grid-template-columns:65px 1fr auto;gap:20px;align-items:center;border-radius:17px}.os{width:65px;height:65px;display:grid;place-items:center;border-radius:15px;background:linear-gradient(135deg,var(--orange),var(--violet));color:#fff;font-weight:950}.download-card h2{margin:0;font-size:22px}.download-card p{margin:0;color:var(--muted);font-size:12px}.download-card .btn{min-width:155px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step{padding:32px;border-radius:18px}.step b{color:var(--violet);font-size:11px}
.help-layout{display:grid;grid-template-columns:260px 1fr;gap:65px;align-items:start}.help-menu{position:sticky;top:105px;padding:20px;border-radius:18px}.help-menu strong{display:block;padding:9px 12px}.help-menu a{display:block;padding:9px 12px;border-radius:8px;color:var(--muted);font-size:13px}.help-menu a:hover{background:#ebe9f7;color:var(--violet)}.help-content article{padding:0 0 56px;margin-bottom:56px;border-bottom:1px solid var(--line);scroll-margin-top:110px}.help-content h2{font-size:40px}.help-content p,.help-content li{color:var(--muted)}.notice{padding:20px 22px;border-left:4px solid var(--violet);border-radius:10px;background:#e5e3f1}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media(max-width:980px){.nav-links{display:none;position:absolute;top:90px;left:22px;right:22px;padding:20px;flex-direction:column;background:#fff;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-toggle{display:block}.nav>.btn{display:none}.hero-shell{grid-template-columns:70px 1fr}.hero-copy{grid-column:span 2}.center-grid,.news-grid,.device-grid{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.download-grid{grid-template-columns:1fr}}@media(max-width:700px){.container{width:min(100% - 28px,1200px)}.section{padding:85px 0}.hero{padding-top:55px}.hero-shell{grid-template-columns:1fr}.app-rail{display:none}.hero-copy{grid-column:auto}h1{font-size:49px}.stats,.toggle-row,.feature-grid,.reviews,.pricing,.steps{grid-template-columns:1fr}.price.featured{transform:none}.cta-box{padding:48px 28px}.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:65px 1fr}.download-card .btn{grid-column:span 2;width:100%}.help-layout{grid-template-columns:1fr}.help-menu{position:static}}
/* Natural hero imagery */
.hero-shell{align-items:center}.hero-media{align-self:center;height:auto;padding:0;margin-top:20px;margin-bottom:20px;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-grid{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}