:root{--ink:#202126;--muted:#74757d;--paper:#eeeef0;--card:#f8f8f8;--graphite:#25262c;--violet:#7b6ee8;--orange:#ff795f;--mint:#79d6bc;--line:rgba(31,32,38,.12);--shadow:0 25px 60px rgba(50,48,62,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Microsoft YaHei UI","PingFang SC",Arial,sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}body::before{content:"";position:fixed;inset:0;z-index:-3;opacity:.32;background-image:radial-gradient(rgba(30,31,35,.16) .65px,transparent .65px);background-size:9px 9px}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}
.sheet{background:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.8);box-shadow:0 1px 0 #fff,var(--shadow)}.dark{color:#fff;background:var(--graphite);box-shadow:var(--shadow)}
.site-header{position:sticky;top:0;z-index:50;padding:12px 0;background:rgba(238,238,240,.88);backdrop-filter:blur(16px)}.nav{min-height:70px;padding:9px 11px 9px 18px;display:flex;align-items:center;justify-content:space-between;gap:25px;border-radius:6px 22px 6px 22px}.brand-logo{width:150px;height:42px;padding:8px 12px;display:block;object-fit:contain;border-radius:6px;background:linear-gradient(135deg,#6c63d9,#358bc4)}.nav-links{display:flex;gap:29px;color:#6d6e75;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:5px 15px 5px 15px;background:linear-gradient(135deg,#8275ec,#6254ce);color:#fff;font-size:13px;font-weight:900;white-space:nowrap;word-break:keep-all;writing-mode:horizontal-tb;box-shadow:0 13px 27px rgba(94,79,194,.24);transition:.2s}.btn:hover{transform:translateY(-3px)}.btn-orange{background:linear-gradient(135deg,#ff8d76,#ea654e);box-shadow:0 13px 27px rgba(221,93,70,.22)}.btn-light{background:#fff;color:#393a41;box-shadow:0 12px 25px rgba(41,40,48,.11)}
.hero{padding:78px 0 100px}.hero-board{min-height:735px;padding:28px;display:grid;grid-template-columns:1fr 1fr;gap:20px;border-radius:8px 50px 8px 50px}.hero-copy{padding:68px 43px;display:flex;flex-direction:column;justify-content:center;border-radius:6px 38px 6px 38px;background:linear-gradient(145deg,#f9f9fa,#e3e3e7)}.eyebrow{display:inline-flex;align-items:center;gap:10px;margin-bottom:21px;color:#696a72;font-size:11px;font-weight:950;letter-spacing:.13em}.eyebrow::before{content:"";width:24px;height:10px;background:var(--orange);clip-path:polygon(0 0,100% 0,76% 100%,0 100%)}h1{margin-bottom:24px;font-size:clamp(52px,6vw,85px);font-weight:950;line-height:.97;letter-spacing:-.065em}.gradient{color:transparent;background:linear-gradient(100deg,#ff795f,#7b6ee8 55%,#3d9da0);background-clip:text;-webkit-background-clip:text}.hero-copy>p{max-width:580px;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:4px;background:rgba(255,255,255,.55);color:#6e7077;font-size:10px;font-weight:850}.hero-visual{align-self:center;height:auto;padding:25px;position:relative;border-radius:38px 7px 38px 7px;background:linear-gradient(145deg,#2c2d34,#1e1f24);overflow:hidden}.hero-visual::before{content:"";position:absolute;width:330px;height:330px;right:-60px;top:-90px;border-radius:50%;background:linear-gradient(135deg,rgba(255,121,95,.6),rgba(123,110,232,.5));filter:blur(10px)}.hero-visual img{position:relative;z-index:2;filter:drop-shadow(0 35px 40px rgba(0,0,0,.42))}.material-chip{position:absolute;z-index:3;padding:12px 15px;border-radius:5px;background:#f6f6f7;box-shadow:0 15px 30px rgba(0,0,0,.24);font-size:10px;font-weight:900}.chip-a{right:4%;top:12%}.chip-b{left:3%;bottom:12%}
.stats{margin-top:20px;display:grid;grid-template-columns:1.25fr repeat(5,1fr);border-radius:5px 24px 5px 24px;overflow:hidden}.stat-title,.stat{padding:24px 18px;border-right:1px solid var(--line)}.stat-title{background:var(--graphite);color:#fff}.stat-title strong{display:block}.stat-title span{color:#a4a5ad;font-size:10px}.stat{text-align:center}.stat b{display:block;font-size:25px}.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}
.materials{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}.material-main{min-height:560px;padding:43px;position:relative;overflow:hidden;border-radius:8px 42px 8px 42px}.material-main h3{max-width:590px;font-size:36px}.material-main p{max-width:570px;color:var(--muted)}.route-disc{position:absolute;right:-40px;bottom:-80px;width:370px;height:370px;border:55px solid #dedee3;border-radius:50%;background:conic-gradient(var(--violet),var(--mint),var(--orange),var(--violet));box-shadow:inset 0 0 0 25px #f7f7f8}.material-side{display:grid;gap:18px}.feature{padding:29px;border-radius:6px 26px 6px 26px}.feature:nth-child(2){background:linear-gradient(145deg,#292a31,#202126);color:#fff}.icon{width:48px;height:48px;margin-bottom:18px;display:grid;place-items:center;border-radius:5px 14px 5px 14px;background:linear-gradient(135deg,var(--orange),var(--violet));color:#fff;font-weight:950}.feature p{margin:0;color:var(--muted);font-size:13px}.feature:nth-child(2) p{color:#a4a6ad}
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.scene{min-height:280px;padding:30px;display:flex;flex-direction:column;justify-content:space-between;border-radius:5px 30px 5px 30px}.scene:nth-child(2){background:#ff8169}.scene:nth-child(3){background:#786de3}.scene:nth-child(2),.scene:nth-child(3){color:#fff}.scene b{font-size:10px;letter-spacing:.1em}.scene h3{font-size:25px}.scene p{color:var(--muted);font-size:13px}.scene:nth-child(2) p,.scene:nth-child(3) p{color:rgba(255,255,255,.8)}
.news-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.news-main{min-height:500px;padding:43px;display:flex;flex-direction:column;justify-content:space-between;border-radius:8px 40px 8px 40px}.news-main h3{font-size:39px}.news-main p{color:var(--muted)}.news-list{display:grid;gap:18px}.news-card{padding:30px;border-radius:5px 27px 5px 27px}.news-card h3{font-size:23px}.news-card p{color:var(--muted);font-size:13px}.text-link{color:var(--violet);font-size:13px;font-weight:900}
.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 32px 30px rgba(55,53,65,.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:5px 18px 5px 18px}.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:17px}.review,.price{padding:35px;border-radius:6px 30px 6px 30px}.review blockquote{margin:22px 0 27px;color:#5f6068}.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:5px 15px 5px 15px;background:linear-gradient(135deg,var(--orange),var(--violet));color:#fff;font-weight:900}.user span{display:block;color:var(--muted);font-size:11px}.price.featured{background:var(--graphite);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:#aaaab1}.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(--mint);font-size:8px}.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:5px 18px 5px 18px}.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:4px 13px 4px 13px;background:var(--graphite);color:#fff;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:8px 45px 8px 45px;background:linear-gradient(120deg,#26272d,#363440);color:#fff;box-shadow:var(--shadow)}.cta-box::after{content:"";position:absolute;width:300px;height:300px;right:-55px;top:-80px;border-radius:50%;background:conic-gradient(var(--orange),var(--violet),var(--mint),var(--orange));filter:blur(5px)}.cta-box h2,.cta-box p,.cta-box .actions,.cta-box .eyebrow{position:relative;z-index:2;max-width:720px}.cta-box p{color:#b9bac0}
.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:#92939a;font-size:11px}
.page-hero{padding:125px 0 88px}.page-box{max-width:980px;margin:auto;padding:70px;text-align:center;border-radius:8px 45px 8px 45px}.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:6px 25px 6px 25px}.os{width:65px;height:65px;display:grid;place-items:center;border-radius:5px 18px 5px 18px;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:5px 25px 5px 25px}.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:6px 26px 6px 26px}.help-menu strong{display:block;padding:9px 12px}.help-menu a{display:block;padding:9px 12px;border-radius:5px;color:var(--muted);font-size:13px}.help-menu a:hover{background:#e8e8eb;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(--orange);border-radius:4px 18px 4px 18px;background:#e4e4e8}
@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:#f8f8f9;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-toggle{display:block}.nav>.btn{display:none}.hero-board,.materials,.news-grid,.device-grid{grid-template-columns:1fr}.stats{grid-template-columns:repeat(3,1fr)}.stat-title{grid-column:span 3}.scene-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-board{padding:14px}.hero-copy{padding:48px 25px}h1{font-size:49px}.stats,.scene-grid,.reviews,.pricing,.steps{grid-template-columns:1fr}.stat-title{grid-column:auto}.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-board{align-items:center}.hero-visual{align-self:center;height:auto;margin-top:0;margin-bottom:0;transform:none;clip-path:none}.hero-visual 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}