:root{--bg:#071525;--bg2:#0d2238;--panel:#122d46;--panel2:#173852;--text:#f6fbff;--muted:#a8bacb;--line:#31516b;--cyan:#39d5d0;--blue:#5383ff;--purple:#9d68e8;--green:#55d49b;--orange:#ffae57;--shadow:0 26px 65px rgba(0,0,0,.3)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;margin:0;color:var(--text);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:3px solid #ffd069;outline-offset:4px}
.skip-link{position:fixed;top:10px;left:10px;z-index:10000;padding:10px 15px;color:#071525;background:#fff;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))}
.page{position:relative;isolation:isolate;overflow:hidden}.fluid-bg{position:absolute;inset:0;z-index:-3;background:linear-gradient(145deg,#071525,#0b2136 42%,#071525 82%)}.fluid-bg:before{content:"";position:absolute;inset:0 0 auto;height:980px;opacity:.3;background:linear-gradient(145deg,transparent 0 14%,#1f4c68 14.2% 27%,transparent 27.2%),linear-gradient(35deg,transparent 0 35%,#173f5a 35.2% 48%,transparent 48.2%),linear-gradient(205deg,transparent 0 51%,#254c75 51.2% 64%,transparent 64.2%);clip-path:polygon(0 0,100% 0,100% 82%,78% 73%,60% 89%,39% 72%,20% 88%,0 74%)}.fluid-bg:after{content:"";position:absolute;top:-80px;right:-120px;width:620px;height:620px;background:linear-gradient(140deg,rgba(57,213,208,.32),rgba(83,131,255,.2) 44%,rgba(157,104,232,.15));clip-path:polygon(50% 0,94% 18%,100% 66%,72% 100%,22% 89%,0 47%,19% 12%)}
.container{width:min(1180px,calc(100% - 40px));margin:auto}.nav-wrap{position:sticky;top:0;z-index:100;border-bottom:1px solid var(--line);background:rgba(7,21,37,.88);backdrop-filter:blur(18px)}.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;color:#061723;background:linear-gradient(145deg,var(--cyan),#55a3dc);clip-path:polygon(16% 0,84% 0,100% 29%,87% 100%,18% 92%,0 34%);font-weight:950}.nav-links{display:flex;align-items:center;gap:27px;color:#c8d5e1;font-size:14px;font-weight:750}.nav-links a{padding:8px 1px;border-bottom:2px solid transparent}.nav-links a:hover,.nav-links a.active{color:var(--cyan);border-color:var(--cyan)}.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 24px;border:1px solid transparent;font-weight:850;cursor:pointer;transition:.24s;clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px)}.btn-primary{color:#061723;background:var(--cyan);box-shadow:0 15px 35px rgba(57,213,208,.18)}.btn-primary:hover{transform:translateY(-3px);background:#67e5df}.btn-ghost{border-color:#496986;background:#102b45}.btn-ghost:hover{border-color:var(--cyan);background:#163953}.menu-btn{display:none;width:46px;height:46px;border:1px solid var(--line);color:#fff;background:var(--panel);font-size:21px;clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px)}
.hero{min-height:735px;display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:72px;padding:96px 0 84px}.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 14px;border:1px solid #38747b;color:#bcf9f7;background:rgba(57,213,208,.08);font-size:13px;font-weight:800;clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px)}.pulse{width:9px;height:9px;background:var(--green);clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%)}h1{margin:23px 0;font-size:clamp(46px,6.3vw,77px);line-height:1.04;letter-spacing:-.052em}.gradient-text{color:transparent;background:linear-gradient(100deg,#fff,var(--cyan) 38%,#a6adff 70%,#cc8cff);background-clip:text;-webkit-background-clip:text}.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:#d0dce7;font-size:13px}.platforms span{padding:7px 11px;border:1px solid var(--line);background:rgba(12,36,58,.76);clip-path:polygon(6px 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%,0 6px)}
.visual{position:relative}.visual:before{content:"";position:absolute;inset:-9%;z-index:-1;background:linear-gradient(145deg,rgba(57,213,208,.18),rgba(83,131,255,.12));clip-path:polygon(18% 0,88% 8%,100% 55%,70% 100%,7% 85%,0 28%)}.visual-card{padding:23px;border:1px solid #41627b;background:linear-gradient(145deg,#173853,#0c243b);box-shadow:var(--shadow);clip-path:polygon(6% 0,95% 3%,100% 87%,85% 100%,4% 94%,0 13%);animation:polyFloat 6s ease-in-out infinite}@keyframes polyFloat{50%{transform:translateY(-9px) rotate(1deg)}}.visual-card img{filter:drop-shadow(0 28px 28px rgba(0,13,39,.35))}.connection{position:absolute;left:-25px;bottom:30px;padding:13px 17px;border:1px solid #3c8063;background:#09281e;box-shadow:var(--shadow);font-size:13px;font-weight:800;clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px)}.connection b{color:var(--green)}
.stats{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);background:rgba(12,36,58,.9);box-shadow:var(--shadow);clip-path:polygon(18px 0,100% 0,100% calc(100% - 18px),calc(100% - 18px) 100%,0 100%,0 18px);overflow:hidden}.stat{position:relative;padding:29px 15px;text-align:center;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat:before{content:"";position:absolute;top:0;left:0;width:100%;height:5px;background:var(--tone,var(--cyan));clip-path:polygon(0 0,100% 0,72% 100%,15% 75%)}.stat:nth-child(2){--tone:var(--blue)}.stat:nth-child(3){--tone:var(--purple)}.stat:nth-child(4){--tone:var(--green)}.stat:nth-child(5){--tone:var(--orange)}.stat strong{display:block;color:var(--cyan);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(13,34,56,.52);clip-path:polygon(0 3%,18% 0,41% 2%,67% 0,100% 3%,100% 97%,76% 100%,52% 98%,25% 100%,0 97%)}.section-head{max-width:730px;margin:0 auto 53px;text-align:center}.section-head.left{margin-left:0;text-align:left}.kicker{color:var(--cyan);font-size:13px;font-weight:900;letter-spacing:.14em;text-transform:uppercase}h2{margin:11px 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:24px}.feature{position:relative;min-height:260px;padding:35px;border:1px solid #355875;background:linear-gradient(145deg,var(--panel2),var(--panel));box-shadow:var(--shadow);clip-path:polygon(5% 0,100% 0,100% 85%,92% 100%,0 100%,0 10%);overflow:hidden;transition:.3s}.feature:nth-child(even){clip-path:polygon(0 0,94% 0,100% 12%,100% 100%,8% 100%,0 87%)}.feature:hover{transform:translateY(-6px)}.feature:after{content:"";position:absolute;right:-28px;bottom:-38px;width:140px;height:130px;background:var(--glow,var(--blue));opacity:.12;clip-path:polygon(50% 0,100% 29%,91% 83%,39% 100%,0 61%,12% 17%)}.icon{width:54px;height:54px;display:grid;place-items:center;margin-bottom:25px;color:#071525;background:var(--cyan);clip-path:polygon(18% 0,89% 7%,100% 70%,69% 100%,5% 86%,0 23%);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:1px solid #3b5e7a;background:linear-gradient(145deg,#173852,#0e293f);box-shadow:var(--shadow);clip-path:polygon(8% 0,100% 0,94% 91%,68% 100%,0 93%,0 12%)}.art-panel:after{content:"";position:absolute;right:4%;bottom:3%;width:100px;height:100px;background:var(--purple);opacity:.13;clip-path:polygon(50% 0,100% 45%,72% 100%,8% 80%,0 23%)}.art-panel img{position:relative;z-index:1;max-height:490px;margin:auto;filter:drop-shadow(0 28px 34px rgba(0,0,0,.3))}.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:#071525;background:var(--green);clip-path:polygon(50% 0,100% 30%,85% 86%,28% 100%,0 58%,13% 10%);font-style:normal;font-weight:900;font-size:12px}
.scenarios,.reviews,.articles,.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.card{position:relative;padding:31px;border:1px solid #355875;background:linear-gradient(145deg,var(--panel2),var(--panel));box-shadow:0 18px 48px rgba(0,0,0,.17);clip-path:polygon(8% 0,100% 0,100% 88%,92% 100%,0 100%,0 9%);transition:.3s}.card:nth-child(2){clip-path:polygon(0 0,93% 0,100% 10%,100% 100%,7% 100%,0 90%)}.card:nth-child(3){clip-path:polygon(5% 0,100% 4%,100% 100%,0 96%,0 10%)}.card:hover{transform:translateY(-6px)}.card h3{margin:14px 0 9px;font-size:21px}.card p{color:var(--muted)}.persona{display:inline-flex;padding:6px 10px;color:var(--cyan);background:rgba(57,213,208,.09);font-size:12px;font-weight:850;clip-path:polygon(6px 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%,0 6px)}.quote{margin:18px 0 22px;color:#eef6ff!important}.person{display:flex;align-items:center;gap:12px}.avatar{width:44px;height:44px;display:grid;place-items:center;color:#071525;background:var(--cyan);clip-path:polygon(50% 0,95% 20%,100% 72%,65% 100%,12% 88%,0 38%);font-weight:900}.person small{display:block;color:var(--muted)}.stars{color:var(--orange);letter-spacing:2px}
.article{display:flex;flex-direction:column;min-height:270px}.article .meta{color:var(--cyan);font-size:12px;font-weight:800}.article a{margin-top:auto;color:#b9f7f4;font-weight:850}.article a:hover{text-decoration:underline}.price{position:relative}.price.popular{outline:2px solid var(--cyan);outline-offset:-5px;box-shadow:0 26px 58px rgba(57,213,208,.09)}.badge{position:absolute;top:17px;right:17px;padding:5px 9px;color:#071525;background:var(--cyan);font-size:11px;font-weight:900;clip-path:polygon(6px 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%,0 6px)}.price-name{font-weight:850}.amount{margin:16px 0 3px;color:var(--cyan);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:var(--green);font-size:13px;font-weight:800}.price ul{display:grid;gap:10px;margin:22px 0 26px;padding:0;list-style:none;color:#cad7e2;font-size:14px}.price .btn{width:100%}
.faq{max-width:900px;margin:auto;padding:6px 30px;border:1px solid #355875;background:linear-gradient(145deg,var(--panel2),var(--panel));box-shadow:var(--shadow);clip-path:polygon(3% 0,100% 0,100% 95%,96% 100%,0 100%,0 5%)}.faq-item{border-bottom:1px solid var(--line)}.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(--text);background:transparent;text-align:left;font-size:18px;font-weight:800;cursor:pointer}.faq-item button:hover{color:var(--cyan)}.faq-item button span:last-child{color:var(--cyan)}.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:1px solid #41617c;background:linear-gradient(145deg,rgba(57,213,208,.13),rgba(83,131,255,.1) 50%,rgba(157,104,232,.13)),var(--panel);box-shadow:var(--shadow);clip-path:polygon(5% 0,94% 0,100% 17%,96% 100%,8% 96%,0 80%,0 12%);text-align:center}.cta p{max-width:660px;margin:15px auto 27px;color:#c3d1de}
footer{padding:76px 0 32px;background:#040d18}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:42px}.footer-brand p{max-width:300px;margin-top:17px;color:var(--muted)}.footer-col h4{margin:0 0 15px}.footer-col a{display:block;margin:9px 0;color:var(--muted);font-size:14px}.footer-col a:hover{color:var(--cyan)}.copyright{display:flex;justify-content:space-between;gap:20px;margin-top:53px;padding-top:24px;border-top:1px solid var(--line);color:#6f8499;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:24px}.download-card{display:flex;flex-direction:column;min-height:280px}.download-card .btn{margin-top:auto}.notice{margin-top:27px;padding:18px 21px;border:1px solid #705737;color:#f0d0a5;background:#211a12;font-size:14px;clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px)}
.help-layout{display:grid;grid-template-columns:270px 1fr;gap:42px;align-items:start}.help-side{position:sticky;top:100px;padding:20px;border:1px solid #355875;background:var(--panel);clip-path:polygon(8% 0,100% 0,100% 95%,92% 100%,0 100%,0 7%)}.help-side a{display:block;padding:10px 12px;color:var(--muted)}.help-side a:hover{color:var(--cyan);background:#173852}.help-content{display:grid;gap:22px}.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:1px solid var(--line);background:var(--panel);clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px)}.search input{flex:1;min-width:0;padding:0 15px;border:0;outline:0;color:#fff;background:transparent}
.reveal{opacity:0;transform:translateY(30px) scale(.98);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:1px solid var(--line);background:#0c2238;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:10px;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 var(--line)}.stat:last-child{grid-column:auto}.split{gap:40px}section{padding:78px 0}main>section:nth-of-type(odd){clip-path:none}.cta{padding:46px 20px;clip-path:polygon(4% 0,96% 0,100% 10%,98% 100%,4% 97%,0 88%,0 7%)}.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}}