:root{--p1:#1b5cff;--p2:#00d0c0;--ink:#0d1526;--ink2:#3b4762;--muted:#7a879e;--bg:#f5f7fc;--line:#e8edf7;--dark:#080f1f;--grad:linear-gradient(120deg,#1b5cff,#00d0c0);--shadow:0 4px 18px rgba(16,35,77,.06)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.68;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
.container{width:min(1200px,92%);margin:0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:12px;font-weight:700;font-size:15px;cursor:pointer;border:1px solid transparent;transition:.25s;min-height:46px;text-align:center}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(27,92,255,.28)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 16px 30px rgba(27,92,255,.34)}
.btn-ghost{border-color:rgba(255,255,255,.42);color:#fff;background:rgba(255,255,255,.04)}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-line{border-color:#cdd9ef;color:var(--p1);background:#fff}
.btn-line:hover{border-color:var(--p1);background:#f4f8ff;transform:translateY(-2px)}
.btn-sm{padding:10px 18px;font-size:14px;min-height:40px}
.btn-block{width:100%}

.nav{position:fixed;top:0;left:0;right:0;z-index:120;background:rgba(8,15,31,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:.3s}
.nav.scrolled{background:rgba(6,11,24,.94);box-shadow:0 8px 26px rgba(4,10,24,.32)}
.nav-inner{display:flex;align-items:center;gap:18px;height:68px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;letter-spacing:.4px;white-space:nowrap}
.logo img{width:34px;height:34px;border-radius:9px;background:#fff;padding:2px}
.nav-toggle{display:none}
.nav-toggle-label{display:none;margin-left:auto;width:44px;height:44px;border-radius:11px;background:rgba(255,255,255,.12);cursor:pointer;place-items:center;gap:4px;padding:11px 12px}
.nav-toggle-label span{display:block;width:20px;height:2px;background:#fff;border-radius:2px}
.menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.menu>li{position:relative}
.menu .m-link{display:flex;align-items:center;gap:6px;color:#dbe4f7;font-size:15px;padding:11px 15px;border-radius:11px;cursor:pointer;transition:.22s;white-space:nowrap}
.menu .m-link:hover{color:#fff;background:rgba(255,255,255,.1)}
.arrow{width:6px;height:6px;border:solid currentColor;border-width:0 2px 2px 0;padding:0;transform:rotate(45deg);transition:transform .26s;display:inline-block;margin-bottom:2px}
.menu>li:hover .arrow{transform:rotate(225deg)}
.dropdown{position:absolute;top:calc(100% + 6px);left:0;min-width:216px;background:#fff;border-radius:15px;box-shadow:0 20px 44px rgba(9,20,45,.2);padding:9px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.24s}
.menu>li:hover>.dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:10px 13px;border-radius:10px;font-size:14.5px;color:#2c3a56;transition:.2s}
.dropdown a:hover{background:#f2f6ff;color:var(--p1);padding-left:17px}
.grp-cb{display:none}
.nav-cta{margin-left:6px}

.page-head{background:radial-gradient(900px 420px at 20% -10%,rgba(27,92,255,.4),transparent),linear-gradient(160deg,#070d1c,#0d1c33);color:#fff;padding:126px 0 52px;text-align:center}
.page-head h1{font-size:clamp(24px,3.2vw,38px);font-weight:800;line-height:1.3}
.page-head p{color:#b9c6e0;margin-top:12px;font-size:15.5px}
.crumb{font-size:13.5px;color:#93a3c4;margin-bottom:16px}
.crumb a:hover{color:#fff}
.crumb span{margin:0 6px}

.hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(760px 520px at 12% 8%,rgba(27,92,255,.42),transparent),radial-gradient(680px 480px at 88% 22%,rgba(0,208,192,.26),transparent),linear-gradient(165deg,#060c19,#0c1a30 58%,#07202f);padding:132px 0 84px}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.badge-top{display:inline-flex;align-items:center;gap:8px;font-size:13px;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);margin-bottom:18px}
.hero h1{font-size:clamp(30px,4.3vw,52px);line-height:1.16;font-weight:800;letter-spacing:-.5px}
.grad-text{background:linear-gradient(100deg,#6fd8ff,#8f9dff 55%,#00e8cb);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{color:#b8c6e2;font-size:16.5px;margin-top:18px;max-width:560px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 30px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:560px}
.hero-stats div{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:14px 16px}
.hero-stats b{display:block;font-size:22px;font-weight:800;background:linear-gradient(100deg,#7ce0ff,#8ce8d8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stats small{color:#9fb0d0;font-size:12.5px}

.demo{background:linear-gradient(180deg,rgba(255,255,255,.1),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.16);border-radius:22px;padding:22px;backdrop-filter:blur(8px);box-shadow:0 24px 60px rgba(2,8,20,.45)}
.demo-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.demo-head h3{font-size:16px;font-weight:700}
.dot-live{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:#7ff0d8}
.dot-live i{width:8px;height:8px;border-radius:50%;background:#00e0c0;box-shadow:0 0 0 4px rgba(0,224,192,.18)}
.gauge{--p:76;width:188px;height:188px;border-radius:50%;margin:6px auto 4px;background:conic-gradient(#00e0c0 calc(var(--p) * 1%),rgba(255,255,255,.13) 0);display:grid;place-items:center;transition:background .5s linear}
.gauge-in{width:76%;height:76%;border-radius:50%;background:#0a1730;display:grid;place-items:center;text-align:center;padding:10px}
.gauge-in b{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.1}
.gauge-in small{font-size:12px;color:#9fb0d0}
.demo-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0}
.demo-metrics div{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:10px;text-align:center}
.demo-metrics b{display:block;font-size:16px;color:#fff}
.demo-metrics small{font-size:11.5px;color:#9fb0d0}
.sw{display:none}
.sw-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 0;font-size:13.5px;color:#cfdcf5;border-top:1px solid rgba(255,255,255,.09)}
.switch{width:46px;height:26px;border-radius:999px;background:rgba(255,255,255,.2);position:relative;cursor:pointer;flex:none;transition:.25s}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:.25s}
.sw:checked~.sw-row .switch{background:#00c9b8}
.sw:checked~.sw-row .switch::after{left:23px}
.sw-on,.sw-off{font-size:12.5px}
.sw-off{display:none}
.sw:not(:checked)~.sw-row .sw-on{display:none}
.sw:not(:checked)~.sw-row .sw-off{display:inline}
.m-dl{display:none}
.node-list{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}
.node-r{display:none}
.node-item{display:block;padding:10px 8px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);font-size:12.5px;color:#c6d4ee;text-align:center;cursor:pointer;transition:.22s}
.node-item b{display:block;font-size:13px;color:#fff;margin-top:3px}
.node-r:checked+.node-item{background:rgba(0,224,192,.16);border-color:#00e0c0;color:#eafffb}
.connect-box{text-align:center;margin-top:6px}
.connect-state{display:inline-flex;align-items:center;justify-content:center;width:100%;padding:13px 22px;border-radius:12px;background:var(--grad);color:#fff;font-weight:700;cursor:pointer;transition:.25s;min-height:46px}
.connect-state .off-txt{display:none}
#connSw:not(:checked)~.connect-box .gauge{--p:0}
#connSw:not(:checked)~.connect-box .connect-state{background:#243350;color:#c6d4ee}
#connSw:not(:checked)~.connect-box .connect-state .off-txt{display:inline}
#connSw:not(:checked)~.connect-box .connect-state .on-txt{display:none}
#connSw:not(:checked)~.connect-box .dot-live{color:#8b9ab8}
#connSw:not(:checked)~.connect-box .dot-live i{background:#8b9ab8;box-shadow:0 0 0 4px rgba(139,154,184,.16)}

.sec{padding:78px 0}
.sec-alt{background:#fff}
.sec-dark{background:radial-gradient(700px 400px at 80% 0,rgba(27,92,255,.22),transparent),var(--dark);color:#fff}
.sec-head{text-align:center;max-width:790px;margin:0 auto 44px}
.sec-head .tag{display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;color:var(--p1);background:rgba(27,92,255,.09);padding:5px 14px;border-radius:999px;margin-bottom:14px}
.sec-dark .sec-head .tag{color:#7ce0ff;background:rgba(255,255,255,.1)}
.sec-head h2{font-size:clamp(23px,3vw,34px);font-weight:800;line-height:1.3}
.sec-head p{color:var(--muted);margin-top:12px;font-size:15.5px}
.sec-dark .sec-head p{color:#a9b8d4}
.grid{display:grid;gap:22px}
.g6,.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s}
.card:hover{transform:translateY(-6px);box-shadow:0 18px 38px rgba(16,35,77,.14)}
.ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:24px;background:linear-gradient(135deg,rgba(27,92,255,.12),rgba(0,208,192,.18));margin-bottom:14px}
.card h3{font-size:17.5px;margin-bottom:8px;font-weight:700}
.card p{font-size:14.5px;color:var(--ink2)}
.sec-dark .card{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.13);color:#eaf0ff}
.sec-dark .card p{color:#a9b8d4}
.sec-dark .ico{background:rgba(255,255,255,.1)}
.card .more{display:inline-block;margin-top:12px;font-size:14px;font-weight:700;color:var(--p1)}
.sec-dark .card .more{color:#7ce0ff}

.node-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow);transition:.26s}
.node-card:hover{transform:translateY(-5px);box-shadow:0 16px 34px rgba(16,35,77,.13)}
.node-card .n-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.node-card .city{font-weight:700;font-size:16px}
.node-card .ping{font-size:13px;font-weight:700;color:#00a38f;background:rgba(0,208,192,.12);padding:3px 10px;border-radius:999px}
.bar{height:7px;border-radius:999px;background:#eef2fa;margin:14px 0 10px;overflow:hidden}
.bar i{display:block;height:100%;border-radius:999px;background:var(--grad)}
.node-card small{color:var(--muted);font-size:13px}
.sec-dark .node-card{color:var(--ink)}

.steps{counter-reset:s}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px 24px 24px;box-shadow:var(--shadow);transition:.28s}
.step:hover{transform:translateY(-6px);box-shadow:0 18px 38px rgba(16,35,77,.14)}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);position:absolute;top:-16px;left:24px;width:44px;height:44px;border-radius:13px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;box-shadow:0 10px 22px rgba(27,92,255,.3)}
.step h3{margin:18px 0 8px;font-size:17px}
.step p{font-size:14.5px;color:var(--ink2)}

.price{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px 26px;box-shadow:var(--shadow);position:relative;transition:.28s}
.price:hover{transform:translateY(-6px);box-shadow:0 18px 38px rgba(16,35,77,.14)}
.price.feat{border:2px solid var(--p1);box-shadow:0 20px 46px rgba(27,92,255,.2)}
.price .flag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:12.5px;font-weight:700;padding:5px 16px;border-radius:999px;white-space:nowrap}
.price h3{font-size:18px}
.price .amount{font-size:36px;font-weight:800;margin:12px 0 4px;color:var(--ink)}
.price .amount small{font-size:14px;font-weight:600;color:var(--muted)}
.price ul{margin:18px 0 22px}
.price li{font-size:14.5px;color:var(--ink2);padding:7px 0 7px 26px;position:relative}
.price li::before{content:"✓";position:absolute;left:0;color:#00b39c;font-weight:700}

.faq{max-width:900px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;padding:0 22px;box-shadow:var(--shadow);transition:.25s}
.faq details[open]{border-color:#c9dcff}
.faq summary{cursor:pointer;padding:18px 0;font-weight:700;font-size:16px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;width:26px;height:26px;border-radius:8px;background:rgba(27,92,255,.1);color:var(--p1);display:grid;place-items:center;font-weight:800;font-size:17px;transition:.25s}
.faq details[open] summary::after{content:"−";background:var(--p1);color:#fff}
.faq .a{padding:0 0 20px;color:var(--ink2);font-size:14.5px;border-top:1px dashed #eaf0fb;padding-top:14px}
.faq .a strong{color:var(--ink)}

.quote{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow);transition:.28s}
.quote:hover{transform:translateY(-5px);box-shadow:0 16px 34px rgba(16,35,77,.13)}
.stars{color:#f5a623;font-size:14px;letter-spacing:2px}
.quote p{font-size:14.5px;color:var(--ink2);margin:12px 0 16px}
.who{display:flex;align-items:center;gap:10px}
.who .av{width:40px;height:40px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;flex:none}
.who b{display:block;font-size:14px}
.who small{color:var(--muted);font-size:12.5px}

.post{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:.28s;display:flex;flex-direction:column}
.post:hover{transform:translateY(-6px);box-shadow:0 18px 38px rgba(16,35,77,.14)}
.post img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.post .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.post .kw{font-size:12.5px;font-weight:700;color:var(--p1);background:rgba(27,92,255,.09);padding:4px 11px;border-radius:999px;align-self:flex-start;margin-bottom:12px}
.post h3{font-size:16.5px;line-height:1.5;margin-bottom:10px}
.post h3 a:hover{color:var(--p1)}
.post p{font-size:14px;color:var(--ink2);flex:1}
.post .foot{margin-top:14px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}
.post .foot a{color:var(--p1);font-weight:700}

.cta-box{background:radial-gradient(600px 300px at 15% 10%,rgba(0,224,192,.3),transparent),linear-gradient(120deg,#123b8f,#1b5cff 55%,#00a99c);border-radius:24px;padding:52px 34px;text-align:center;color:#fff;box-shadow:0 24px 56px rgba(20,60,150,.28)}
.cta-box h2{font-size:clamp(22px,2.8vw,32px);font-weight:800}
.cta-box p{color:#d7e3ff;margin:14px auto 26px;max-width:640px}
.cta-box .hero-btns{justify-content:center;margin:0}

.footer{background:#060b18;color:#a9b8d4;padding:60px 0 26px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
.footer h4{color:#fff;font-size:15.5px;margin-bottom:16px}
.footer li{padding:6px 0}
.footer a:hover{color:#7ce0ff}
.footer .brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;margin-bottom:14px}
.footer .brand img{width:34px;height:34px;border-radius:9px;background:#fff;padding:2px}
.footer .copy{margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13.5px;color:#7f8dab}
.footer .copy a:hover{color:#7ce0ff}
.totop{position:fixed;right:22px;bottom:26px;z-index:130;width:46px;height:46px;border-radius:14px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:18px;box-shadow:0 12px 26px rgba(27,92,255,.35);opacity:0;visibility:hidden;transition:.3s;cursor:pointer}
.totop.show{opacity:1;visibility:visible}
.totop:hover{transform:translateY(-4px)}

.layout{display:grid;grid-template-columns:minmax(0,1fr) 324px;gap:34px;align-items:start}
.article{background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px;box-shadow:var(--shadow)}
.article h1{font-size:clamp(22px,2.7vw,32px);line-height:1.34}
.meta{display:flex;flex-wrap:wrap;gap:8px 16px;color:var(--muted);font-size:13.5px;margin:16px 0 22px;padding-bottom:18px;border-bottom:1px solid #eef2fa}
.article h2{font-size:20px;margin:32px 0 12px;padding-left:13px;border-left:4px solid var(--p1);line-height:1.45}
.article h3{font-size:17px;margin:22px 0 8px}
.article p{margin:15px 0;color:#2b3854;font-size:15.5px}
.article strong{color:var(--ink)}
.article figure{margin:24px 0}
.article figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:9px}
.article blockquote{border-left:4px solid var(--p2);background:#f3fbfa;border-radius:0 12px 12px 0;padding:16px 20px;margin:20px 0;color:#274a4a;font-size:15px}
.article blockquote cite{display:block;margin-top:8px;font-size:13.5px;color:#5d7a7a;font-style:normal}
.pager{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;margin-top:32px;padding-top:22px;border-top:1px solid #eef2fa}
.pager a{font-size:14.5px;font-weight:700;color:var(--p1)}
.pager a:hover{text-decoration:underline}
.relate{margin-top:30px;padding-top:22px;border-top:1px solid #eef2fa}
.relate h3{font-size:17px;margin-bottom:14px}
.relate ul li{padding:8px 0 8px 24px;position:relative}
.relate ul li::before{content:"›";position:absolute;left:6px;color:var(--p1);font-weight:800}
.relate ul li a:hover{color:var(--p1)}
.sidebar{position:sticky;top:88px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;margin-bottom:20px;box-shadow:var(--shadow)}
.side-card h3{font-size:16px;padding-left:12px;border-left:4px solid var(--p1);margin-bottom:16px;line-height:1.3}
.toc{position:relative;padding-left:22px}
.toc::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;background:#e4eaf6}
.toc a{display:block;position:relative;padding:7px 0;font-size:14px;color:var(--ink2);transition:.2s}
.toc a::before{content:"";position:absolute;left:-21px;top:14px;width:10px;height:10px;border-radius:50%;background:#fff;border:2px solid #c9d5ea;box-sizing:border-box}
.toc a:hover{color:var(--p1)}
.toc a.active{color:var(--p1);font-weight:700}
.toc a.active::before{border-color:var(--p1);background:var(--p1)}
.hot li{display:flex;gap:11px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed #eef2fa}
.hot li:last-child{border-bottom:0}
.hot .badge{flex:none;width:23px;height:23px;border-radius:7px;display:grid;place-items:center;font-size:12.5px;font-weight:700;color:#fff;background:#a9b6cd;transition:.22s}
.hot li:nth-child(1) .badge{background:linear-gradient(135deg,#1b5cff,#00d0c0)}
.hot li:nth-child(2) .badge{background:linear-gradient(135deg,#ff8a3d,#ffb03d)}
.hot li:nth-child(3) .badge{background:linear-gradient(135deg,#f2c14e,#dfa32a)}
.hot a{font-size:14px;color:#33405c;line-height:1.5}
.hot li:hover .badge{transform:scale(1.12)}
.hot li:hover a{color:var(--p1)}
.tags{display:flex;flex-wrap:wrap;gap:9px}
.tags span{font-size:13px;padding:6px 13px;border-radius:999px;background:#f1f5fd;color:#4a5a7a;border:1px solid #e2eafa;transition:.22s}
.tags span:hover{background:rgba(27,92,255,.09);color:var(--p1);border-color:var(--p1)}
.mb-l{margin-bottom:26px}

.cmt-list{margin-top:30px;padding-top:22px;border-top:1px solid #eef2fa}
.cmt-list h3{font-size:17px;margin-bottom:8px}
.cmt{display:flex;gap:13px;padding:16px 0;border-bottom:1px solid #f1f5fb}
.cmt:last-child{border-bottom:0}
.cmt .avatar{width:42px;height:42px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;flex:none}
.cmt b{font-size:14.5px}
.cmt time{font-size:12.5px;color:var(--muted);margin-left:8px}
.cmt p{font-size:14.3px;color:var(--ink2);margin:5px 0 0}

.tbl{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.tbl th,.tbl td{padding:15px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid #eef2fa}
.tbl th{background:#f4f7fe;font-weight:700;width:190px}
.tbl tr:last-child th,.tbl tr:last-child td{border-bottom:0}

.map-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.map-grid .card h3{font-size:16.5px;padding-bottom:10px;border-bottom:1px solid var(--line);margin-bottom:12px}
.map-grid .card li{padding:6px 0;font-size:14.5px}
.map-grid .card li a:hover{color:var(--p1)}

.err{min-height:74vh;display:grid;place-items:center;text-align:center;padding:130px 0 70px}
.err .code{font-size:clamp(70px,14vw,140px);font-weight:800;line-height:1;background:linear-gradient(120deg,#1b5cff,#00d0c0);-webkit-background-clip:text;background-clip:text;color:transparent}
.err h1{font-size:clamp(20px,2.6vw,28px);margin:14px 0 10px}
.err p{color:var(--muted);margin-bottom:26px}
.err .hero-btns{justify-content:center}

.prose{background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px;box-shadow:var(--shadow)}
.prose h2{font-size:20px;margin:28px 0 12px;padding-left:13px;border-left:4px solid var(--p1)}
.prose h2:first-child{margin-top:0}
.prose p{margin:13px 0;color:var(--ink2);font-size:15.5px}
.prose ul{margin:13px 0 13px 6px}
.prose li{padding:6px 0 6px 24px;position:relative;color:var(--ink2);font-size:15.5px}
.prose li::before{content:"•";position:absolute;left:6px;color:var(--p1);font-weight:800}
.prose .note{background:#f4f8ff;border:1px dashed #c9dcff;border-radius:14px;padding:16px 20px;font-size:14.5px;color:#31456e;margin:18px 0}

html.js .reveal{opacity:0;transform:translateY(24px)}
html.js .reveal.in{opacity:1;transform:none;transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}

@media(max-width:992px){
.nav-toggle-label{display:grid}
.nav-cta{display:none}
.menu{position:absolute;top:74px;left:4%;right:4%;flex-direction:column;align-items:stretch;gap:2px;background:#fff;border-radius:16px;padding:10px;box-shadow:0 22px 48px rgba(9,20,45,.24);display:none;max-height:74vh;overflow:auto}
#navToggle:checked~.menu{display:flex}
.menu .m-link{color:#22304c;padding:13px 14px;justify-content:space-between}
.menu .m-link:hover{background:#f2f6ff;color:var(--p1)}
.menu>li:hover .arrow{transform:rotate(45deg)}
.grp-cb:checked~.m-link .arrow{transform:rotate(225deg)}
.m-dl{display:block}
.dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:transparent;padding:2px 0 6px 12px;display:none;min-width:auto}
.menu>li:hover>.dropdown{display:none}
.grp-cb:checked~.dropdown{display:block}
.dropdown a{padding:11px 12px;color:#42506e;font-size:14.5px}
.hero{padding:118px 0 66px}
.hero-grid{grid-template-columns:1fr;gap:36px}
.hero-stats{max-width:none}
.g6,.g3,.g4{grid-template-columns:repeat(2,1fr)}
.layout{grid-template-columns:1fr}
.sidebar{position:static}
.footer-grid{grid-template-columns:1fr 1fr}
.map-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
.sec{padding:58px 0}
.g6,.g3,.g4,.g2{grid-template-columns:1fr}
.grid{gap:16px}
.hero-stats{grid-template-columns:repeat(3,1fr)}
.demo{padding:18px}
.gauge{width:158px;height:158px}
.article,.prose{padding:24px}
.page-head{padding:112px 0 42px}
.tbl th{width:auto}
.tbl th,.tbl td{padding:12px 12px;font-size:14px;display:block;width:100%}
.tbl th{border-bottom:0;padding-bottom:4px}
.tbl td{padding-top:0}
.tbl tr{border-bottom:1px solid #eef2fa;display:block}
}
@media(max-width:480px){
.hero{padding:104px 0 54px}
.hero-stats{grid-template-columns:1fr}
.hero-stats b{font-size:20px}
.node-list{grid-template-columns:1fr}
.demo-metrics{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.map-grid{grid-template-columns:1fr}
.btn{width:100%}
.btn-sm{width:auto}
.hero-btns .btn{width:100%}
.article h1{font-size:21px}
.cta-box{padding:36px 20px}
}