:root{--paper:#fffefa;--cream:#f2eee4;--ink:#25324a;--muted:#667187;--blue:#415cc7;--deep:#273c9d;--cyan:#48bac6;--green:#3ea477;--red:#d96c70;--yellow:#dcae4d;--line:#d2cfc6;--fold:#dbe1f3;--shadow:0 16px 0 rgba(61,67,83,.07),0 26px 52px rgba(54,60,80,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;margin:0;color:var(--ink);background:var(--cream);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 #f19e38;outline-offset:3px}
.skip-link{position:fixed;top:10px;left:10px;z-index:10000;padding:10px 15px;color:#fff;background:#222;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(--red))}
.page{position:relative;isolation:isolate;overflow:hidden}.fluid-bg{position:absolute;inset:0;z-index:-3;background:repeating-linear-gradient(0deg,transparent 0 31px,rgba(77,90,117,.045) 31px 32px),linear-gradient(145deg,#f8f5ec,#ece8de)}.fluid-bg:before,.fluid-bg:after{content:"";position:absolute;top:110px;width:480px;height:480px;background:#dfe8ff;opacity:.5;filter:drop-shadow(20px 25px 0 rgba(71,82,112,.06));clip-path:polygon(0 0,100% 8%,91% 100%,12% 93%)}.fluid-bg:before{left:-330px;transform:rotate(20deg)}.fluid-bg:after{left:auto;right:-350px;top:450px;background:#d8f0ea;transform:rotate(-18deg)}
.container{width:min(1180px,calc(100% - 40px));margin:auto}.nav-wrap{position:sticky;top:0;z-index:100;border-bottom:1px solid #cbc8bf;background:rgba(255,254,250,.9);backdrop-filter:blur(15px)}.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:44px;height:44px;display:grid;place-items:center;position:relative;color:#fff;background:var(--blue);box-shadow:6px 7px 0 #bfc6df;font-weight:950}.logo:after{content:"";position:absolute;top:0;right:0;border-style:solid;border-width:0 12px 12px 0;border-color:transparent #fff transparent transparent}.nav-links{display:flex;align-items:center;gap:27px;color:#48546a;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:2px solid transparent;border-radius:3px;font-weight:850;cursor:pointer;transition:.22s}.btn-primary{color:#fff;border-color:#293e9e;background:var(--blue);box-shadow:6px 7px 0 #c0c6dc}.btn-primary:hover{transform:translate(2px,2px);box-shadow:4px 5px 0 #c0c6dc}.btn-ghost{color:var(--deep);border-color:#a9aec1;background:var(--paper);box-shadow:6px 7px 0 #d6d3ca}.btn-ghost:hover{transform:translate(2px,2px);box-shadow:4px 5px 0 #d6d3ca}.menu-btn{display:none;width:46px;height:46px;border:2px solid #a9aec1;color:var(--deep);background:var(--paper);font-size:21px}
.hero{min-height:740px;display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:74px;padding:96px 0 86px}.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 13px;border:1px solid #aab9ba;color:#315f64;background:#f2fffd;font-size:13px;font-weight:800;box-shadow:5px 5px 0 #d5d7d0}.pulse{width:9px;height:9px;background:var(--green);transform:rotate(45deg)}h1{margin:23px 0;font-size:clamp(46px,6.3vw,77px);line-height:1.04;letter-spacing:-.052em}.gradient-text{color:var(--blue);text-decoration:underline;text-decoration-color:#bfc9ed;text-decoration-thickness:8px;text-underline-offset:-3px}.lead{max-width:670px;color:var(--muted);font-size:18px}.hero-actions{display:flex;flex-wrap:wrap;gap:15px;margin:31px 0 29px}.platforms{display:flex;flex-wrap:wrap;gap:9px;color:#4d586c;font-size:13px}.platforms span{padding:7px 11px;border:1px solid #c4c2bb;background:rgba(255,254,250,.9);box-shadow:3px 4px 0 #d9d6ce;transform:rotate(-.5deg)}.platforms span:nth-child(even){transform:rotate(.7deg)}
.visual{position:relative}.visual:before{content:"";position:absolute;left:10%;right:10%;bottom:-35px;height:70px;border-radius:50%;background:rgba(51,55,70,.15);filter:blur(13px)}.visual-card{position:relative;padding:25px 30px 32px 24px;background:var(--paper);box-shadow:16px 19px 0 #d0cdc4,0 34px 50px rgba(50,57,78,.15);clip-path:polygon(0 0,89% 0,100% 13%,100% 100%,0 100%);transform:rotate(1.2deg);animation:paperFloat 6s ease-in-out infinite}.visual-card:after{content:"";position:absolute;top:0;right:0;width:11%;aspect-ratio:1;background:linear-gradient(225deg,#bfc8e6 49%,transparent 50%);filter:drop-shadow(-4px 4px 2px rgba(44,54,89,.1))}@keyframes paperFloat{50%{transform:translateY(-8px) rotate(.3deg)}}.visual-card img{filter:drop-shadow(0 25px 22px rgba(56,69,108,.14))}.connection{position:absolute;left:-25px;bottom:28px;padding:14px 18px;border-left:5px solid var(--green);background:#f5fff9;box-shadow:9px 10px 0 #ced8ce,0 19px 30px rgba(44,78,60,.1);font-size:13px;font-weight:800;transform:rotate(-2deg)}.connection b{color:#267354}
.stats{display:grid;grid-template-columns:repeat(5,1fr);background:var(--paper);box-shadow:12px 14px 0 #d4d0c7,0 28px 42px rgba(54,60,80,.1);overflow:hidden}.stat{position:relative;padding:30px 15px;text-align:center;border-right:1px dashed #bcbab4}.stat:last-child{border:0}.stat:before{content:"";position:absolute;top:10px;left:50%;width:24px;height:7px;background:var(--mark,var(--cyan));transform:translateX(-50%) rotate(-3deg);opacity:.65}.stat:nth-child(2){--mark:var(--blue)}.stat:nth-child(3){--mark:var(--red)}.stat:nth-child(4){--mark:var(--green)}.stat:nth-child(5){--mark:var(--yellow)}.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(255,254,250,.6)}.section-head{max-width:730px;margin:0 auto 53px;text-align:center}.section-head.left{margin-left:0;text-align:left}.kicker{display:inline-block;padding:2px 8px;color:#fff;background:var(--blue);font-size:12px;font-weight:900;letter-spacing:.13em;text-transform:uppercase;transform:rotate(-1deg)}h2{margin:13px 0 16px;font-size:clamp(34px,4.3vw,51px);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:36px 42px 35px 35px;background:var(--paper);box-shadow:12px 14px 0 #d4d0c7,0 28px 44px rgba(53,59,77,.09);clip-path:polygon(0 0,93% 0,100% 12%,100% 100%,0 100%);overflow:hidden;transition:.28s}.feature:nth-child(even){transform:rotate(.6deg)}.feature:nth-child(odd){transform:rotate(-.5deg)}.feature:hover{transform:translateY(-6px) rotate(0)}.feature:before{content:"";position:absolute;top:0;right:0;width:7%;aspect-ratio:1;background:linear-gradient(225deg,var(--glow,var(--fold)) 48%,transparent 50%);opacity:.45}.feature:after{content:"";position:absolute;left:0;bottom:14px;width:70px;height:10px;background:var(--glow,var(--cyan));opacity:.35}.icon{width:54px;height:54px;display:grid;place-items:center;margin-bottom:25px;color:#fff;background:var(--blue);box-shadow:6px 7px 0 #c2c7d9;font-size:24px;transform:rotate(-3deg)}.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:38px;background:#f8faff;box-shadow:15px 17px 0 #d2cfc6,0 32px 48px rgba(52,59,80,.1);clip-path:polygon(0 0,91% 0,100% 15%,100% 100%,0 100%);transform:rotate(-1deg)}.art-panel:after{content:"";position:absolute;top:0;right:0;width:9%;aspect-ratio:1;background:linear-gradient(225deg,#aebae3 48%,transparent 50%)}.art-panel img{position:relative;z-index:1;max-height:490px;margin:auto;filter:drop-shadow(0 25px 28px rgba(54,65,101,.13))}.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 26px;height:26px;color:#fff;background:var(--green);box-shadow:3px 4px 0 #bad0c3;font-style:normal;font-weight:900;font-size:12px;transform:rotate(-2deg)}
.scenarios,.reviews,.articles,.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:27px}.card{position:relative;padding:32px 34px 31px 30px;background:var(--paper);box-shadow:11px 13px 0 #d4d0c7,0 26px 42px rgba(53,59,77,.08);clip-path:polygon(0 0,91% 0,100% 11%,100% 100%,0 100%);transition:.28s}.card:after{content:"";position:absolute;top:0;right:0;width:9%;aspect-ratio:1;background:linear-gradient(225deg,#cad2eb 48%,transparent 50%)}.card:nth-child(2){transform:translateY(10px) rotate(.5deg)}.card:nth-child(3){transform:rotate(-.6deg)}.card:hover{transform:translateY(-6px) rotate(0)}.card h3{margin:14px 0 9px;font-size:21px}.card p{color:var(--muted)}.persona{display:inline-flex;padding:5px 10px;border:1px solid #b9c3df;color:var(--deep);background:#eef1ff;font-size:12px;font-weight:850;transform:rotate(-1deg)}.quote{margin:18px 0 22px;color:var(--ink)!important}.person{display:flex;align-items:center;gap:12px}.avatar{width:44px;height:44px;display:grid;place-items:center;color:#fff;background:var(--blue);box-shadow:4px 5px 0 #bcc1d4;font-weight:900;transform:rotate(-3deg)}.person small{display:block;color:var(--muted)}.stars{color:#a25f00;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;text-decoration:underline}.price{position:relative}.price.popular{outline:3px solid var(--blue);outline-offset:-8px;box-shadow:13px 15px 0 #c3c8dc,0 28px 46px rgba(55,68,126,.13)}.badge{position:absolute;top:18px;right:24px;z-index:1;padding:5px 9px;color:#fff;background:var(--red);font-size:11px;font-weight:900;transform:rotate(2deg)}.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:#267354;font-size:13px;font-weight:800}.price ul{display:grid;gap:10px;margin:22px 0 26px;padding:0;list-style:none;color:#4f5a70;font-size:14px}.price .btn{width:100%}
.faq{max-width:900px;margin:auto;padding:6px 30px;background:var(--paper);box-shadow:13px 15px 0 #d4d0c7,0 29px 45px rgba(53,59,77,.08);clip-path:polygon(0 0,96% 0,100% 7%,100% 100%,0 100%)}.faq-item{border-bottom:1px dashed #bbb9b2}.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:72px 72px 66px;background:linear-gradient(135deg,#effeff,#f5f1ff);box-shadow:16px 18px 0 #d0cdc4,0 34px 50px rgba(52,59,80,.11);clip-path:polygon(0 0,94% 0,100% 14%,100% 100%,0 100%);text-align:center;position:relative}.cta:after{content:"";position:absolute;top:0;right:0;width:6%;aspect-ratio:1;background:linear-gradient(225deg,#aebae3 48%,transparent 50%)}.cta p{max-width:660px;margin:15px auto 27px;color:var(--muted)}
footer{padding:76px 0 32px;color:#fff;background:#25324a}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:42px}.footer-brand p{max-width:300px;margin-top:17px;color:#c4ccd9}.footer-col h4{margin:0 0 15px}.footer-col a{display:block;margin:9px 0;color:#c4ccd9;font-size:14px}.footer-col a:hover{color:#fff;text-decoration:underline}.copyright{display:flex;justify-content:space-between;gap:20px;margin-top:53px;padding-top:24px;border-top:1px solid #536078;color:#a3adbd;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-left:6px solid var(--yellow);color:#6b4b12;background:#fff9e9;box-shadow:7px 8px 0 #ddd7c9;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;background:var(--paper);box-shadow:10px 11px 0 #d4d0c7;clip-path:polygon(0 0,93% 0,100% 8%,100% 100%,0 100%)}.help-side a{display:block;padding:10px 12px;color:var(--muted)}.help-side a:hover{color:var(--deep);background:#eef1ff}.help-content{display:grid;gap:23px}.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;background:var(--paper);box-shadow:9px 10px 0 #d4d0c7}.search input{flex:1;min-width:0;padding:0 15px;border:0;outline:0;color:var(--ink);background:transparent}
.reveal{opacity:0;transform:translateY(28px) rotate(.5deg);transition:opacity .62s ease,transform .62s 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;background:var(--paper);box-shadow:var(--shadow)}.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:14px 18px 20px 12px;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 dashed #bbb9b2}.stat:last-child{grid-column:auto}.split{gap:40px}section{padding:78px 0}.art-panel,.feature:nth-child(even),.feature:nth-child(odd),.card:nth-child(2),.card:nth-child(3){transform:none}.cta{padding:48px 24px}.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}}