:root{--bg:#e8edf5;--ink:#26334d;--muted:#66738b;--blue:#5674d9;--deep:#3c57b5;--cyan:#55becb;--purple:#9472d7;--pink:#d887aa;--green:#48a978;--yellow:#aa7118;--line:#d1d7e1;--raised:12px 12px 26px rgba(145,155,176,.42),-12px -12px 26px rgba(255,255,255,.86);--pressed:inset 6px 6px 13px rgba(145,155,176,.35),inset -6px -6px 13px rgba(255,255,255,.8)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;margin:0;color:var(--ink);background:var(--bg);font-family:"Segoe UI","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}img{display:block;max-width:100%;height:auto}:focus-visible{outline:4px solid #f19b35;outline-offset:3px}
.skip-link{position:fixed;top:10px;left:10px;z-index:10000;padding:10px 15px;color:#fff;background:#26334d;transform:translateY(-150%)}.skip-link:focus{transform:none}.scroll-progress{position:fixed;top:0;left:0;z-index:9999;width:0;height:4px;background:linear-gradient(90deg,var(--cyan),var(--blue),var(--purple),var(--pink))}
.page{position:relative;isolation:isolate;overflow:hidden}.fluid-bg{position:fixed;inset:0;z-index:-3;background:radial-gradient(circle at 14% 10%,rgba(85,190,203,.12),transparent 28%),radial-gradient(circle at 87% 21%,rgba(148,114,215,.12),transparent 30%),linear-gradient(145deg,#edf2f9,#e3e8f1)}.fluid-bg:before,.fluid-bg:after{content:"";position:absolute;width:440px;height:440px;border-radius:50%;background:#e8edf5;box-shadow:22px 22px 48px rgba(145,155,176,.35),-22px -22px 48px rgba(255,255,255,.82);opacity:.48;animation:neuDrift 15s ease-in-out infinite alternate}.fluid-bg:before{left:-250px;top:-180px}.fluid-bg:after{right:-260px;top:430px;animation-delay:-7s}@keyframes neuDrift{to{transform:translate(115px,75px) scale(1.12)}}
.container{width:min(1180px,calc(100% - 40px));margin:auto}.nav-wrap{position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(196,203,215,.75);background:rgba(232,237,245,.9);backdrop-filter:blur(16px)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:11px;font-size:20px;font-weight:900;white-space:nowrap}.logo{width:45px;height:45px;display:grid;place-items:center;border-radius:15px;color:#fff;background:linear-gradient(145deg,#6c87e7,#4965c6);box-shadow:7px 7px 15px rgba(129,139,165,.45),-5px -5px 13px rgba(255,255,255,.8);font-weight:950}.nav-links{display:flex;align-items:center;gap:27px;color:#4b5871;font-size:14px;font-weight:750}.nav-links a{padding:8px 1px;border-bottom:3px solid transparent}.nav-links a:hover,.nav-links a.active{color:var(--deep);border-color:var(--blue)}.nav-actions{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:49px;padding:0 23px;border:0;border-radius:14px;font-weight:850;cursor:pointer;transition:.24s}.btn-primary{color:#fff;background:linear-gradient(145deg,#6b85e4,#4b67c7);box-shadow:7px 7px 15px rgba(127,138,166,.42),-5px -5px 13px rgba(255,255,255,.72)}.btn-primary:hover{box-shadow:var(--pressed);transform:translateY(1px)}.btn-ghost{color:var(--deep);background:#e8edf5;box-shadow:7px 7px 15px rgba(145,155,176,.34),-7px -7px 15px rgba(255,255,255,.78)}.btn-ghost:hover{box-shadow:var(--pressed)}.menu-btn{display:none;width:46px;height:46px;border:0;border-radius:14px;color:var(--deep);background:#e8edf5;box-shadow:var(--raised);font-size:21px}
.hero{min-height:745px;display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:72px;padding:96px 0 86px}.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:8px 14px;border-radius:999px;color:#37686f;background:#e8edf5;box-shadow:6px 6px 13px rgba(145,155,176,.32),-6px -6px 13px rgba(255,255,255,.78);font-size:13px;font-weight:800}.pulse{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:inset 2px 2px 3px rgba(255,255,255,.4)}h1{margin:23px 0;font-size:clamp(46px,6.3vw,78px);line-height:1.04;letter-spacing:-.052em}.gradient-text{color:var(--blue)}.lead{max-width:670px;color:var(--muted);font-size:18px}.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin:31px 0 29px}.platforms{display:flex;flex-wrap:wrap;gap:11px;color:#4d5a73;font-size:13px}.platforms span{padding:8px 12px;border-radius:10px;background:#e8edf5;box-shadow:5px 5px 11px rgba(145,155,176,.3),-5px -5px 11px rgba(255,255,255,.75)}
.visual{position:relative}.visual:before{content:"";position:absolute;left:7%;right:7%;bottom:-39px;height:77px;border-radius:50%;background:rgba(111,119,145,.14);filter:blur(14px)}.visual-card{position:relative;padding:26px;border-radius:31px;background:#e8edf5;box-shadow:18px 18px 38px rgba(145,155,176,.4),-16px -16px 36px rgba(255,255,255,.82),inset 2px 2px 3px rgba(255,255,255,.55);animation:neuFloat 6s ease-in-out infinite}@keyframes neuFloat{50%{transform:translateY(-10px)}}.visual-card:after{content:"";position:absolute;inset:14px;border-radius:23px;box-shadow:inset 4px 4px 10px rgba(145,155,176,.16),inset -4px -4px 10px rgba(255,255,255,.7);pointer-events:none}.visual-card img{position:relative;z-index:1;filter:drop-shadow(0 28px 24px rgba(53,68,119,.16))}.connection{position:absolute;left:-25px;bottom:29px;z-index:2;padding:14px 18px;border-radius:15px;background:#e8edf5;box-shadow:9px 9px 19px rgba(145,155,176,.38),-7px -7px 16px rgba(255,255,255,.78);font-size:13px;font-weight:800}.connection b{color:#277455}
.stats{display:grid;grid-template-columns:repeat(5,1fr);border-radius:23px;background:#e8edf5;box-shadow:var(--raised);overflow:hidden}.stat{position:relative;padding:30px 15px;text-align:center;border-right:1px solid #d4d9e2}.stat:last-child{border:0}.stat:before{content:"";display:block;width:36px;height:10px;margin:0 auto 10px;border-radius:999px;background:var(--tone,var(--cyan));box-shadow:inset 2px 2px 4px rgba(255,255,255,.45),0 2px 3px rgba(118,127,151,.18)}.stat:nth-child(2){--tone:var(--blue)}.stat:nth-child(3){--tone:var(--pink)}.stat:nth-child(4){--tone:var(--green)}.stat:nth-child(5){--tone:#d1a04a}.stat strong{display:block;color:var(--deep);font-size:27px}.stat span{color:var(--muted);font-size:13px}
section{position:relative;padding:108px 0;scroll-margin-top:70px}main>section:nth-of-type(odd){background:rgba(255,255,255,.14)}.section-head{max-width:730px;margin:0 auto 53px;text-align:center}.section-head.left{margin-left:0;text-align:left}.kicker{color:var(--deep);font-size:13px;font-weight:900;letter-spacing:.14em;text-transform:uppercase}h2{margin:11px 0 16px;font-size:clamp(34px,4.3vw,52px);line-height:1.14;letter-spacing:-.037em}.section-head p,.muted{color:var(--muted)}
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}.feature{position:relative;min-height:260px;padding:35px;border-radius:25px;background:#e8edf5;box-shadow:var(--raised);overflow:hidden;transition:.3s}.feature:hover{transform:translateY(-5px);box-shadow:15px 15px 30px rgba(145,155,176,.4),-13px -13px 28px rgba(255,255,255,.82)}.feature:after{content:"";position:absolute;right:-55px;bottom:-65px;width:175px;height:175px;border-radius:50%;background:var(--glow,var(--blue));opacity:.07}.icon{width:55px;height:55px;display:grid;place-items:center;margin-bottom:25px;border-radius:16px;color:#fff;background:linear-gradient(145deg,#6d87e4,#4b67c6);box-shadow:7px 7px 14px rgba(129,139,166,.39),-5px -5px 12px rgba(255,255,255,.75);font-size:24px}.feature h3{margin:0 0 9px;font-size:23px}.feature p{color:var(--muted)}
.split{display:grid;grid-template-columns:.92fr 1.08fr;align-items:center;gap:82px}.art-panel{position:relative;padding:36px;border-radius:30px;background:#e8edf5;box-shadow:var(--raised);overflow:hidden}.art-panel:after{content:"";position:absolute;right:-65px;bottom:-70px;width:210px;height:200px;border-radius:50%;background:var(--purple);opacity:.06}.art-panel img{position:relative;z-index:1;max-height:490px;margin:auto;filter:drop-shadow(0 28px 30px rgba(53,68,119,.15))}.check-list{display:grid;gap:17px;margin:28px 0}.check{display:flex;gap:13px;align-items:flex-start}.check i{display:grid;place-items:center;flex:0 0 27px;height:27px;border-radius:9px;color:#fff;background:linear-gradient(145deg,#62c693,#389768);box-shadow:4px 4px 9px rgba(121,143,132,.32),-3px -3px 7px rgba(255,255,255,.7);font-style:normal;font-weight:900;font-size:12px}
.scenarios,.reviews,.articles,.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:27px}.card{position:relative;padding:31px;border-radius:23px;background:#e8edf5;box-shadow:var(--raised);overflow:hidden;transition:.3s}.card:hover{transform:translateY(-5px)}.card:before{content:"";position:absolute;top:13px;left:18%;right:18%;height:3px;border-radius:999px;background:rgba(255,255,255,.65)}.card h3{margin:14px 0 9px;font-size:21px}.card p{color:var(--muted)}.persona{display:inline-flex;padding:6px 11px;border-radius:10px;color:var(--deep);background:#e8edf5;box-shadow:4px 4px 9px rgba(145,155,176,.28),-4px -4px 9px rgba(255,255,255,.72);font-size:12px;font-weight:850}.quote{margin:18px 0 22px;color:var(--ink)!important}.person{display:flex;align-items:center;gap:12px}.avatar{width:45px;height:45px;display:grid;place-items:center;border-radius:14px;color:#fff;background:linear-gradient(145deg,#6c85e2,#4e69c8);box-shadow:5px 5px 11px rgba(128,138,164,.37),-4px -4px 9px rgba(255,255,255,.72);font-weight:900}.person small{display:block;color:var(--muted)}.stars{color:var(--yellow);letter-spacing:2px}
.article{display:flex;flex-direction:column;min-height:270px}.article .meta{color:var(--deep);font-size:12px;font-weight:800}.article a{margin-top:auto;color:var(--deep);font-weight:850}.article a:hover{text-decoration:underline}.price{position:relative}.price.popular{box-shadow:15px 15px 32px rgba(124,135,165,.45),-14px -14px 30px rgba(255,255,255,.86),inset 0 0 0 2px rgba(86,116,217,.3)}.badge{position:absolute;top:17px;right:17px;padding:6px 10px;border-radius:10px;color:#fff;background:linear-gradient(145deg,#748ce5,#536dcc);box-shadow:4px 4px 9px rgba(127,138,166,.36),-3px -3px 8px rgba(255,255,255,.68);font-size:11px;font-weight:900}.price-name{font-weight:850}.amount{margin:16px 0 3px;color:var(--deep);font-size:43px;font-weight:950;letter-spacing:-.05em}.amount small{font-size:14px;color:var(--muted);font-weight:600}.save{min-height:28px;color:#277455;font-size:13px;font-weight:800}.price ul{display:grid;gap:10px;margin:22px 0 26px;padding:0;list-style:none;color:#505d75;font-size:14px}.price .btn{width:100%}
.faq{max-width:900px;margin:auto;padding:8px 30px;border-radius:26px;background:#e8edf5;box-shadow:var(--raised)}.faq-item{border-bottom:1px solid #d3d8e1}.faq-item:last-child{border:0}.faq-item button{width:100%;display:flex;justify-content:space-between;gap:28px;padding:24px 2px;border:0;color:var(--ink);background:transparent;text-align:left;font-size:18px;font-weight:800;cursor:pointer}.faq-item button:hover{color:var(--deep)}.faq-item button span:last-child{color:var(--blue)}.faq-answer{display:none;padding:0 48px 24px 2px;color:var(--muted)}.faq-item.open .faq-answer{display:block}.faq-item.open button span:last-child{transform:rotate(45deg)}
.cta{padding:70px;border-radius:32px;background:#e8edf5;box-shadow:var(--raised);text-align:center}.cta:before{content:"";position:absolute;inset:14px;border-radius:24px;box-shadow:var(--pressed);pointer-events:none}.cta p{position:relative;max-width:660px;margin:15px auto 27px;color:var(--muted)}.cta h2,.cta .btn,.cta .eyebrow{position:relative}
footer{padding:76px 0 32px;color:#fff;background:#26334d}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:42px}.footer-brand p{max-width:300px;margin-top:17px;color:#c6cfde}.footer-col h4{margin:0 0 15px}.footer-col a{display:block;margin:9px 0;color:#c6cfde;font-size:14px}.footer-col a:hover{color:#fff}.copyright{display:flex;justify-content:space-between;gap:20px;margin-top:53px;padding-top:24px;border-top:1px solid #536079;color:#9facc0;font-size:13px}
.subhero{padding:95px 0 60px;text-align:center}.subhero h1{font-size:clamp(43px,5.6vw,68px)}.subhero .lead{margin:auto}.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:27px}.download-card{display:flex;flex-direction:column;min-height:280px}.download-card .btn{margin-top:auto}.notice{margin-top:27px;padding:18px 21px;border-radius:15px;color:#73500e;background:#ece8d9;box-shadow:7px 7px 15px rgba(151,145,122,.27),-6px -6px 14px rgba(255,255,255,.75);font-size:14px}
.help-layout{display:grid;grid-template-columns:270px 1fr;gap:42px;align-items:start}.help-side{position:sticky;top:100px;padding:20px;border-radius:22px;background:#e8edf5;box-shadow:var(--raised)}.help-side a{display:block;padding:10px 12px;border-radius:10px;color:var(--muted)}.help-side a:hover{color:var(--deep);box-shadow:var(--pressed)}.help-content{display:grid;gap:26px}.help-block{scroll-margin-top:100px}.help-block h2{font-size:28px}.help-block ol,.help-block ul{margin:15px 0 0 22px;color:var(--muted)}.help-block li{margin:7px 0}.search{display:flex;max-width:650px;margin:28px auto 0;padding:7px;border-radius:17px;background:#e8edf5;box-shadow:var(--pressed)}.search input{flex:1;min-width:0;padding:0 15px;border:0;outline:0;color:var(--ink);background:transparent}
.reveal{opacity:0;transform:translateY(30px) scale(.985);transition:opacity .65s ease,transform .65s ease}.reveal.in-view{opacity:1;transform:none}
@media(max-width:900px){.nav-links{position:absolute;display:none;top:76px;left:20px;right:20px;flex-direction:column;align-items:stretch;padding:18px;border-radius:20px;background:#e8edf5;box-shadow:var(--raised)}.nav-links.open{display:flex}.nav-actions .btn{display:none}.menu-btn{display:block}.hero,.split{grid-template-columns:1fr}.hero{padding-top:75px}.visual{max-width:680px}.stats{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2n){border-right:0}.stat:last-child{grid-column:1/-1}.scenarios,.reviews,.articles,.pricing,.download-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:1/-1}.help-layout{grid-template-columns:1fr}.help-side{position:static}}
@media(max-width:620px){.container{width:min(100% - 28px,1180px)}.hero{min-height:auto;padding:60px 0}.hero-actions .btn{width:100%}.connection{position:static;margin-top:15px}.visual-card{padding:11px;animation:none}.stats,.feature-grid,.scenarios,.reviews,.articles,.pricing,.download-grid,.footer-grid{grid-template-columns:1fr}.stat,.stat:nth-child(2n){border-right:0;border-bottom:1px solid #d3d8e1}.stat:last-child{grid-column:auto}.split{gap:40px}section{padding:78px 0}.cta{padding:46px 20px}.copyright{flex-direction:column}.subhero{padding:65px 0 40px}.search{flex-direction:column;gap:8px}.search input{min-height:46px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}