*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:#3a2e63;background:#f7f5ff;line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;font-size:16px;font-weight:600;border-radius:12px;padding:14px 30px;transition:all .3s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,#8a5cff 0%,#4a9dff 100%);color:#fff;box-shadow:0 10px 24px rgba(138,92,255,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(138,92,255,.5)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.2)}
.btn-line{background:#fff;color:#6d4aff;border:2px solid #6d4aff}
.btn-line:hover{background:#6d4aff;color:#fff;transform:translateY(-3px)}
.btn-lg{padding:16px 40px;font-size:18px}
.btn-block{width:100%}
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;transition:background .3s,box-shadow .3s;background:transparent}
.nav.scrolled{background:rgba(16,8,38,.92);backdrop-filter:blur(14px);box-shadow:0 6px 24px rgba(0,0,0,.35)}
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.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:#fff}
.nav-logo img{height:38px;width:38px;border-radius:9px}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:6px;color:rgba(255,255,255,.88);font-size:15px;font-weight:500;padding:10px 14px;border-radius:9px;transition:all .25s;cursor:pointer}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.1)}
.nav-link .arrow{display:inline-block;font-size:10px;transition:transform .3s}
.nav-item:hover>.nav-link .arrow{transform:rotate(180deg)}
.drop{position:absolute;top:calc(100% + 8px);left:0;min-width:220px;background:#fff;border-radius:14px;box-shadow:0 18px 40px rgba(0,0,0,.18);padding:10px;opacity:0;visibility:hidden;transform:translateY(12px);transition:all .28s}
.nav-item:hover>.drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{display:block;padding:10px 16px;border-radius:9px;color:#3a2e63;font-size:14px;transition:all .2s}
.drop a:hover{background:#f3eeff;color:#6d4aff;padding-left:22px}
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.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(138,92,255,.45)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:26px;height:3px;background:#fff;border-radius:2px;transition:all .3s}
.hero{position:relative;background:radial-gradient(1200px 700px at 80% -10%,rgba(138,92,255,.45),transparent 60%),radial-gradient(900px 600px at 10% 110%,rgba(74,157,255,.35),transparent 60%),linear-gradient(160deg,#120a2e 0%,#1d1145 55%,#14204f 100%);padding:150px 0 90px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(138,92,255,.18);border:1px solid rgba(138,92,255,.5);color:#c9b8ff;font-size:13px;padding:7px 16px;border-radius:999px;margin-bottom:22px}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:#00d37e;animation:pulse 1.6s infinite}
.hero-title{font-size:52px;line-height:1.22;font-weight:800;color:#fff;margin-bottom:20px}
.hero-title .grad{background:linear-gradient(120deg,#a88bff,#4ab5ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{color:rgba(255,255,255,.75);font-size:17px;margin-bottom:34px;max-width:520px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:44px}
.hero-stats{display:flex;gap:44px;flex-wrap:wrap}
.stat-num{font-size:34px;font-weight:800;color:#fff}
.stat-num span{background:linear-gradient(120deg,#a88bff,#4ab5ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{color:rgba(255,255,255,.62);font-size:14px}
.demo-app{background:#17102e;border:1px solid rgba(255,255,255,.12);border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.5);overflow:hidden;transform:perspective(1200px) rotateY(-4deg);transition:transform .5s}
.demo-app:hover{transform:perspective(1200px) rotateY(0)}
.demo-bar{display:flex;align-items:center;gap:6px;padding:14px 18px;background:rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.08)}
.demo-bar i{width:11px;height:11px;border-radius:50%}
.demo-bar i:nth-child(1){background:#ff5f57}
.demo-bar i:nth-child(2){background:#febc2e}
.demo-bar i:nth-child(3){background:#28c840}
.demo-bar b{margin-left:auto;color:rgba(255,255,255,.5);font-size:12px;font-weight:500}
.demo-body{padding:26px}
.demo-status{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:18px}
.demo-status .dot{width:10px;height:10px;border-radius:50%;background:#ff5f57;animation:pulse 1.6s infinite}
.demo-status.connected .dot{background:#00d37e}
.demo-status span{color:#fff;font-weight:600;font-size:15px}
.demo-gauge{position:relative;width:200px;height:200px;margin:0 auto 20px}
.demo-gauge svg{width:100%;height:100%;transform:rotate(0deg)}
.demo-gauge .gauge-bg{stroke:rgba(255,255,255,.1);stroke-width:12;fill:none}
.demo-gauge .gauge-fg{stroke:url(#gaugeGrad);stroke-width:12;fill:none;stroke-linecap:round;stroke-dasharray:340;stroke-dashoffset:340;transition:stroke-dashoffset 1.2s ease}
.demo-gauge .needle{position:absolute;top:50%;left:50%;width:4px;height:70px;background:#fff;border-radius:2px;transform-origin:bottom center;transform:translate(-50%,-100%) rotate(-120deg);transition:transform 1.2s cubic-bezier(.34,1.4,.64,1)}
.demo-gauge .hub{position:absolute;top:50%;left:50%;width:18px;height:18px;border-radius:50%;background:#fff;transform:translate(-50%,-50%)}
.demo-gauge .gv{position:absolute;top:50%;left:50%;transform:translate(-50%,6%);text-align:center;color:#fff}
.demo-gauge .gv b{font-size:30px;display:block;line-height:1}
.demo-gauge .gv small{font-size:11px;color:rgba(255,255,255,.55)}
.demo-metrics{display:flex;gap:12px;margin-bottom:20px}
.demo-metric{flex:1;background:rgba(255,255,255,.05);border-radius:12px;padding:12px;text-align:center}
.demo-metric b{display:block;color:#fff;font-size:18px}
.demo-metric small{color:rgba(255,255,255,.5);font-size:12px}
.demo-nodes{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:20px}
.demo-node{display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.05);border:1px solid transparent;border-radius:11px;padding:10px 14px;color:rgba(255,255,255,.8);font-size:13px;cursor:pointer;transition:all .25s}
.demo-node:hover{border-color:rgba(138,92,255,.6)}
.demo-node.active{border-color:#8a5cff;background:rgba(138,92,255,.18);color:#fff}
.demo-node em{font-style:normal;color:rgba(255,255,255,.45);font-size:12px}
.demo-node.active em{color:#00d37e}
.demo-toggles{display:flex;flex-direction:column;gap:10px;border-top:1px solid rgba(255,255,255,.08);padding-top:18px}
.demo-toggle{display:flex;align-items:center;justify-content:space-between;color:rgba(255,255,255,.75);font-size:13px}
.switch{position:relative;width:44px;height:24px;background:rgba(255,255,255,.16);border-radius:999px;cursor:pointer;transition:background .3s;flex-shrink:0}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:left .3s}
.switch.on{background:#6d4aff}
.switch.on::after{left:23px}
.demo-connect{width:100%;border:0;background:linear-gradient(135deg,#8a5cff,#4a9dff);color:#fff;font-size:16px;font-weight:700;padding:15px;border-radius:12px;cursor:pointer;margin-bottom:12px;transition:all .3s}
.demo-connect:hover{filter:brightness(1.1)}
.demo-connect.connected{background:linear-gradient(135deg,#00b368,#00d37e)}
.section{padding:90px 0}
.section.alt{background:#fff}
.sec-head{text-align:center;max-width:700px;margin:0 auto 54px}
.sec-tag{display:inline-block;color:#6d4aff;font-weight:700;font-size:14px;letter-spacing:2px;margin-bottom:12px}
.sec-title{font-size:36px;font-weight:800;color:#241a4d;margin-bottom:14px}
.sec-sub{color:#7a6f9e;font-size:16px}
.grid{display:grid;gap:24px}
.cols-4{grid-template-columns:repeat(4,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-2{grid-template-columns:repeat(2,1fr)}
.feat-card{background:#fff;border-radius:18px;padding:30px 26px;box-shadow:0 8px 30px rgba(90,70,180,.07);transition:all .35s;border:1px solid rgba(90,70,180,.06)}
.feat-card:hover{transform:translateY(-8px);box-shadow:0 20px 44px rgba(90,70,180,.16)}
.feat-ico{width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,rgba(138,92,255,.16),rgba(74,157,255,.16));display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:18px}
.feat-card h3{font-size:19px;color:#241a4d;margin-bottom:10px}
.feat-card p{font-size:14px;color:#7a6f9e}
.sc-card{position:relative;border-radius:18px;overflow:hidden;min-height:200px;padding:26px;display:flex;flex-direction:column;justify-content:flex-end;color:#fff;background:linear-gradient(150deg,#2b1b6e,#4a2da8);transition:all .35s}
.sc-card::before{content:"";position:absolute;inset:0;background:radial-gradient(400px 200px at 90% 0%,rgba(74,157,255,.35),transparent)}
.sc-card:hover{transform:translateY(-8px);box-shadow:0 20px 44px rgba(90,70,180,.28)}
.sc-card b{font-size:19px;margin-bottom:8px;position:relative}
.sc-card p{font-size:13px;color:rgba(255,255,255,.75);position:relative}
.sc-num{position:absolute;top:18px;right:20px;font-size:44px;font-weight:800;color:rgba(255,255,255,.14)}
.node-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:50px}
.node-card{background:#fff;border-radius:16px;padding:22px;text-align:center;box-shadow:0 8px 26px rgba(90,70,180,.07);transition:all .3s}
.node-card:hover{transform:translateY(-5px)}
.node-card b{display:block;font-size:15px;color:#241a4d;margin-bottom:4px}
.node-card span{display:block;font-size:26px;font-weight:800;color:#6d4aff;margin:8px 0}
.node-card small{color:#7a6f9e;font-size:13px}
.speed-bars{background:#fff;border-radius:20px;padding:40px;box-shadow:0 8px 30px rgba(90,70,180,.07)}
.speed-row{margin-bottom:26px}
.speed-row:last-child{margin-bottom:0}
.speed-top{display:flex;justify-content:space-between;margin-bottom:10px;font-size:14px;color:#241a4d;font-weight:600}
.speed-top em{font-style:normal;color:#6d4aff}
.bar-track{height:12px;background:#efe9ff;border-radius:999px;overflow:hidden}
.bar-fill{height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,#8a5cff,#4a9dff);transition:width 1.4s cubic-bezier(.3,.8,.3,1)}
.proto-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:50px}
.proto-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:26px 22px;color:#fff;transition:all .3s}
.proto-card:hover{background:rgba(255,255,255,.1);transform:translateY(-5px)}
.proto-card b{display:block;font-size:17px;margin-bottom:8px;color:#c9b8ff}
.proto-card p{font-size:13px;color:rgba(255,255,255,.65)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:#fff;border-radius:18px;padding:34px 26px;text-align:center;box-shadow:0 8px 30px rgba(90,70,180,.07);position:relative}
.step-num{width:58px;height:58px;margin:0 auto 18px;border-radius:50%;background:linear-gradient(135deg,#8a5cff,#4a9dff);color:#fff;font-size:24px;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(138,92,255,.35)}
.step h3{font-size:18px;color:#241a4d;margin-bottom:8px}
.step p{font-size:14px;color:#7a6f9e}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.price-card{background:#fff;border-radius:22px;padding:36px 30px;box-shadow:0 8px 30px rgba(90,70,180,.07);border:2px solid transparent;position:relative;transition:all .35s;display:flex;flex-direction:column}
.price-card:hover{transform:translateY(-8px)}
.price-card.hot{border-color:#8a5cff;background:linear-gradient(180deg,#fff 0%,#f7f2ff 100%);box-shadow:0 24px 54px rgba(138,92,255,.22)}
.hot-tag{position:absolute;top:-15px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#8a5cff,#4a9dff);color:#fff;font-size:13px;font-weight:700;padding:6px 20px;border-radius:999px;white-space:nowrap}
.price-name{font-size:18px;font-weight:700;color:#241a4d}
.price-num{font-size:48px;font-weight:800;color:#241a4d;margin:14px 0 2px}
.price-num small{font-size:16px;color:#7a6f9e;font-weight:500}
.price-desc{color:#7a6f9e;font-size:13px;margin-bottom:22px}
.price-list{flex:1;margin-bottom:26px}
.price-list li{display:flex;align-items:center;gap:10px;font-size:14px;color:#554a78;padding:8px 0;border-bottom:1px dashed #ece6fb}
.price-list li::before{content:"✓";width:20px;height:20px;border-radius:50%;background:#e9fbf2;color:#00a566;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.faq{max-width:820px;margin:0 auto}
.faq-item{background:#fff;border-radius:16px;margin-bottom:16px;box-shadow:0 6px 22px rgba(90,70,180,.06);overflow:hidden;transition:all .3s}
.faq-item.open{box-shadow:0 14px 36px rgba(90,70,180,.14)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;border:0;background:none;cursor:pointer;padding:22px 26px;font-size:17px;font-weight:600;color:#241a4d;text-align:left}
.faq-q .faq-ico{width:28px;height:28px;border-radius:50%;background:#f0eaff;color:#6d4aff;font-size:16px;display:flex;align-items:center;justify-content:center;transition:transform .3s;flex-shrink:0}
.faq-item.open .faq-ico{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a-in{padding:0 26px 24px;color:#6b6091;font-size:15px}
.faq-a-in ol{padding-left:20px;margin-top:10px}
.faq-a-in li{margin-bottom:6px}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testi-card{background:#fff;border-radius:18px;padding:28px;box-shadow:0 8px 30px rgba(90,70,180,.07);transition:all .3s}
.testi-card:hover{transform:translateY(-6px)}
.stars{color:#ffb400;letter-spacing:3px;margin-bottom:14px}
.testi-card>p{font-size:14px;color:#5b5080;margin-bottom:20px}
.testi-head{display:flex;align-items:center;gap:12px}
.t-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#8a5cff,#4a9dff);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:18px}
.testi-head b{display:block;font-size:15px;color:#241a4d}
.testi-head small{color:#8a7fae;font-size:13px}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border-radius:18px;overflow:hidden;box-shadow:0 8px 30px rgba(90,70,180,.07);transition:all .35s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-8px);box-shadow:0 20px 44px rgba(90,70,180,.18)}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-card:hover .news-thumb img{transform:scale(1.08)}
.news-date{position:absolute;left:14px;bottom:14px;background:rgba(16,8,38,.78);color:#fff;font-size:12px;padding:4px 12px;border-radius:999px;backdrop-filter:blur(6px)}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1}
.news-body h3{font-size:17px;line-height:1.5;color:#241a4d;margin-bottom:10px;transition:color .3s}
.news-card:hover .news-body h3{color:#6d4aff}
.news-body p{font-size:13px;color:#7a6f9e;flex:1;margin-bottom:16px}
.news-more{color:#6d4aff;font-size:14px;font-weight:600}
.cta{background:linear-gradient(140deg,#150a38,#2b1b6e 55%,#1b2a63);border-radius:28px;padding:70px 50px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(138,92,255,.4),transparent 65%);top:-260px;right:-120px}
.cta::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(74,157,255,.35),transparent 65%);bottom:-240px;left:-100px}
.cta h2{font-size:34px;font-weight:800;margin-bottom:14px;position:relative;z-index:1}
.cta p{color:rgba(255,255,255,.72);margin-bottom:30px;position:relative;z-index:1}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;position:relative;z-index:1}
.footer{background:#0d0724;color:rgba(255,255,255,.72);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:50px}
.footer-brand img{height:44px;width:44px;border-radius:10px;margin-bottom:16px}
.footer-brand p{font-size:14px;max-width:280px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:18px}
.footer-col a{display:block;font-size:14px;padding:6px 0;transition:color .25s}
.footer-col a:hover{color:#a88bff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.45)}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:#8a7fae;margin-bottom:20px;flex-wrap:wrap}
.crumbs a{color:#6d4aff}
.crumbs i{font-style:normal}
.page-head{background:linear-gradient(160deg,#120a2e,#1d1145 55%,#14204f);padding:150px 0 70px;color:#fff;text-align:center}
.page-head h1{font-size:40px;font-weight:800;margin-bottom:12px}
.page-head p{color:rgba(255,255,255,.7);font-size:16px}
.article-wrap{display:grid;grid-template-columns:1fr 300px;gap:30px;align-items:start}
.article{background:#fff;border-radius:20px;padding:44px;box-shadow:0 8px 30px rgba(90,70,180,.07)}
.article h1{font-size:30px;line-height:1.4;color:#241a4d;margin-bottom:18px}
.article-meta{display:flex;gap:18px;align-items:center;flex-wrap:wrap;color:#8a7fae;font-size:13px;padding-bottom:20px;border-bottom:1px solid #efe9ff;margin-bottom:26px}
.article-meta b{color:#6d4aff;font-weight:600}
.article .lead{font-size:16px;color:#5b5080;background:#f7f3ff;border-left:4px solid #8a5cff;padding:18px 22px;border-radius:0 12px 12px 0;margin-bottom:26px}
.article h2{font-size:23px;color:#241a4d;margin:36px 0 16px;padding-left:14px;border-left:4px solid #8a5cff}
.article p{font-size:15.5px;color:#4d4270;margin-bottom:18px;text-align:justify}
.article img{border-radius:16px;margin:10px 0 22px;width:100%}
.article blockquote{background:#f7f3ff;border-radius:14px;padding:20px 24px;margin:24px 0;color:#4d4270;font-size:15px;border-left:4px solid #4a9dff}
.article blockquote b{color:#6d4aff}
.aside{display:flex;flex-direction:column;gap:24px;position:sticky;top:96px}
.side-card{background:#fff;border-radius:18px;padding:26px;box-shadow:0 8px 30px rgba(90,70,180,.07)}
.side-title{font-size:17px;font-weight:800;color:#241a4d;padding-left:12px;border-left:4px solid #8a5cff;margin-bottom:20px}
.toc{position:relative;padding-left:20px}
.toc::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:#ece6fb}
.toc-item{position:relative;padding:9px 0 9px 16px;display:block;font-size:14px;color:#6b6091;cursor:pointer;transition:all .25s;line-height:1.45}
.toc-item::before{content:"";position:absolute;left:-19px;top:50%;width:10px;height:10px;border-radius:50%;background:#d5c9f7;border:2px solid #fff;transform:translateY(-50%);transition:all .25s}
.toc-item:hover{color:#6d4aff}
.toc-item.active{color:#6d4aff;font-weight:700}
.toc-item.active::before{background:#8a5cff;transform:translateY(-50%) scale(1.3)}
.hot-item{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px dashed #f0ebfc;transition:all .25s}
.hot-item:last-child{border-bottom:0}
.hot-item:hover{transform:translateX(4px)}
.rank{width:24px;height:24px;border-radius:7px;background:#e8e2f5;color:#7a6f9e;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .25s}
.rank.r1{background:linear-gradient(135deg,#8a5cff,#6d4aff);color:#fff}
.rank.r2{background:linear-gradient(135deg,#ff9f43,#ff7f2a);color:#fff}
.rank.r3{background:linear-gradient(135deg,#ffd24a,#ffb400);color:#7a4b00}
.hot-item:hover .rank{transform:scale(1.15)}
.hot-item span{font-size:13.5px;color:#4d4270;line-height:1.4}
.hot-item:hover span{color:#6d4aff}
.tag-wrap{display:flex;flex-wrap:wrap;gap:10px}
.tag-pill{font-size:13px;color:#6b6091;background:#f4efff;padding:7px 16px;border-radius:999px;border:1px solid transparent;transition:all .25s}
.tag-pill:hover{color:#6d4aff;border-color:#8a5cff;background:#fff}
.comments{margin-top:44px;padding-top:34px;border-top:1px solid #efe9ff}
.comments h2{font-size:22px;color:#241a4d;margin-bottom:22px;border-left:0;padding-left:0}
.comment{display:flex;gap:14px;padding:20px 0;border-bottom:1px dashed #f0ebfc}
.comment:last-child{border-bottom:0}
.c-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#8a5cff,#4a9dff);color:#fff;font-weight:700;font-size:17px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.c-body{flex:1}
.c-head{display:flex;align-items:center;gap:12px;margin-bottom:6px;flex-wrap:wrap}
.c-head b{font-size:14.5px;color:#241a4d}
.c-head small{font-size:12px;color:#a89dc8}
.c-text{font-size:14px;color:#5b5080}
.pn{display:flex;justify-content:space-between;gap:16px;margin-top:34px;flex-wrap:wrap}
.pn a{flex:1;min-width:200px;background:#f7f3ff;border-radius:14px;padding:16px 20px;transition:all .25s;font-size:14px;color:#4d4270}
.pn a:hover{background:#efe6ff;color:#6d4aff;transform:translateY(-3px)}
.pn a small{display:block;color:#a89dc8;font-size:12px;margin-bottom:4px}
.pn a.next{text-align:right}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:20px}
.rel-card{background:#f7f3ff;border-radius:14px;overflow:hidden;transition:all .25s}
.rel-card:hover{transform:translateY(-4px);background:#efe6ff}
.rel-card img{aspect-ratio:16/9;object-fit:cover}
.rel-card span{display:block;padding:12px 16px;font-size:13.5px;color:#4d4270}
.ver-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.ver-card{background:#fff;border-radius:18px;padding:28px;box-shadow:0 8px 30px rgba(90,70,180,.07);display:flex;flex-direction:column;transition:all .3s}
.ver-card:hover{transform:translateY(-6px)}
.ver-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:14px}
.ver-top b{font-size:19px;color:#241a4d}
.ver-top em{font-style:normal;font-size:13px;color:#6d4aff;background:#f0eaff;padding:4px 12px;border-radius:999px}
.ver-card .vsize{font-size:13px;color:#8a7fae;margin-bottom:16px}
.ver-card ul{margin-bottom:22px}
.ver-card ul li{font-size:14px;color:#554a78;padding:5px 0}
.ver-card ul li::before{content:"✓";color:#00a566;font-weight:700;margin-right:8px}
.sys-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.sys-card{background:#fff;border-radius:16px;padding:24px;box-shadow:0 8px 26px rgba(90,70,180,.06);transition:all .3s}
.sys-card:hover{transform:translateY(-5px)}
.sys-card b{display:flex;align-items:center;gap:8px;font-size:16px;color:#241a4d;margin-bottom:8px}
.sys-card p{font-size:13.5px;color:#7a6f9e}
.dl-hero{background:radial-gradient(1200px 700px at 80% -10%,rgba(138,92,255,.45),transparent 60%),radial-gradient(900px 600px at 10% 110%,rgba(74,157,255,.35),transparent 60%),linear-gradient(160deg,#120a2e 0%,#1d1145 55%,#14204f 100%);padding:150px 0 80px}
.dl-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.dl-title{font-size:44px;font-weight:800;color:#fff;line-height:1.25;margin-bottom:18px}
.dl-title .grad{background:linear-gradient(120deg,#a88bff,#4ab5ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.dl-sub{color:rgba(255,255,255,.75);font-size:16px;margin-bottom:30px}
.dl-stats{display:flex;gap:36px;flex-wrap:wrap;margin-bottom:34px}
.nf{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;background:linear-gradient(160deg,#120a2e,#1d1145 55%,#14204f);color:#fff;padding:24px}
.nf .code{font-size:110px;font-weight:800;background:linear-gradient(120deg,#a88bff,#4ab5ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1}
.nf h1{font-size:26px;margin:16px 0 10px}
.nf p{color:rgba(255,255,255,.65);margin-bottom:28px}
.nf .tip{font-size:13px;color:rgba(255,255,255,.45);margin-top:24px}
.sm-block{background:#fff;border-radius:18px;padding:34px;box-shadow:0 8px 30px rgba(90,70,180,.07);margin-bottom:24px}
.sm-block h2{font-size:21px;color:#241a4d;padding-left:12px;border-left:4px solid #8a5cff;margin-bottom:20px}
.sm-block ul{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.sm-block a{display:flex;justify-content:space-between;align-items:center;padding:13px 18px;background:#f7f3ff;border-radius:11px;font-size:14.5px;color:#4d4270;transition:all .25s}
.sm-block a:hover{background:#efe6ff;color:#6d4aff;transform:translateX(4px)}
.sm-block a small{color:#a89dc8;font-size:12px}
.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s ease,transform .8s ease}
.reveal.visible{opacity:1;transform:none}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.floaty{animation:floaty 5s ease-in-out infinite}
@media(max-width:992px){
.nav-menu{position:fixed;top:72px;left:0;right:0;background:rgba(16,8,38,.98);flex-direction:column;align-items:stretch;padding:18px;gap:4px;transform:translateY(-130%);transition:transform .35s;max-height:calc(100vh - 72px);overflow-y:auto}
.nav-menu.open{transform:translateY(0)}
.nav-item:hover>.drop{display:none}
.nav-item>.drop{position:static;min-width:0;background:rgba(255,255,255,.06);box-shadow:none;opacity:1;visibility:visible;transform:none;display:none;margin:4px 0 4px 10px;padding:6px}
.nav-item>.drop.open{display:block}
.drop a{color:rgba(255,255,255,.8)}
.drop a:hover{background:rgba(255,255,255,.1);color:#fff}
.burger{display:flex}
.nav-cta{display:none}
.hero{padding:130px 0 70px}
.hero-grid,.dl-grid{grid-template-columns:1fr;gap:44px}
.hero-title{font-size:40px}
.dl-title{font-size:34px}
.cols-4,.cols-3,.node-grid,.proto-grid,.testi-grid,.news-grid,.rel-grid,.sys-grid{grid-template-columns:repeat(2,1fr)}
.article-wrap{grid-template-columns:1fr}
.aside{position:static;order:2}
.footer-grid{grid-template-columns:1fr 1fr}
.article{padding:30px}
.sec-title{font-size:30px}
}
@media(max-width:768px){
.cols-4,.cols-3,.cols-2,.node-grid,.proto-grid,.testi-grid,.news-grid,.ver-grid,.sys-grid,.steps,.price-grid,.rel-grid,.sm-block ul{grid-template-columns:1fr}
.hero-title{font-size:32px}
.sec-title{font-size:26px}
.stat-num{font-size:28px}
.section{padding:64px 0}
.cta{padding:50px 26px}
.article h1{font-size:24px}
.demo-gauge{width:170px;height:170px}
.footer-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
.container{padding:0 16px}
.hero-btns .btn,.cta-btns .btn{width:100%}
.hero-stats,.dl-stats{gap:22px}
.demo-nodes{grid-template-columns:1fr}
.article{padding:22px}
.article h2{font-size:20px}
}