*{margin:0;padding:0;box-sizing:border-box}
:root{--c1:#00c48c;--c2:#00ff9d;--c3:#00e5ff;--c4:#caff00;--ink:#000205;--ink2:#03080e;--card:#04121a;--line:rgba(0,255,157,.22);--txt:#dffff4;--sub:#6ee7c0;--grad:linear-gradient(135deg,#00c48c 0%,#00ff9d 55%,#caff00 130%);--shadow:0 0 30px rgba(0,255,157,.25);--r:5px}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--ink);color:var(--txt);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
.wrap{width:min(1180px,92%);margin:0 auto}
.hide{display:none!important}
::selection{background:var(--c2);color:#fff}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:linear-gradient(var(--c1),var(--c2));border-radius:9px}
::-webkit-scrollbar-track{background:#03080e}
.topbar{position:fixed;top:0;left:0;right:0;z-index:999;transition:background .35s,box-shadow .35s,backdrop-filter .35s;background:rgba(11,16,32,.25);backdrop-filter:blur(6px)}
.topbar.scrolled{background:rgba(9,13,27,.82);backdrop-filter:blur(16px);box-shadow:0 10px 30px rgba(2,6,18,.55)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:21px;letter-spacing:.5px}
.logo img{width:38px;height:38px;border-radius:10px;box-shadow:0 6px 18px rgba(0,196,140,.45)}
.logo b{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-weight:800}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:6px;padding:10px 15px;border-radius:12px;color:#cdd6ef;font-size:15px;font-weight:600;transition:.25s}
.nav-link:hover,.nav-item.active>.nav-link{color:#fff;background:rgba(0,255,157,.16)}
.arrow{font-size:11px;transition:transform .3s;color:#7d8bb0}
.nav-item:hover .arrow{transform:rotate(180deg)}
.drop-panel{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(12px);background:#fff;color:#000205;border-radius:16px;box-shadow:0 24px 60px rgba(2,8,26,.6);padding:10px;min-width:208px;opacity:0;visibility:hidden;transition:.3s;z-index:1000}
.nav-item:hover .drop-panel{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.drop-link{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:10px;font-size:14px;font-weight:600;color:#33405f;transition:.22s}
.drop-link:hover{background:#eef2ff;color:var(--c1)}
.drop-link i{width:8px;height:8px;border-radius:50%;background:var(--grad);flex:none}
.nav-cta{display:flex;align-items:center;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;transition:.3s;white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 28px rgba(0,196,140,.42);position:relative;overflow:hidden}
.btn-primary::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.34) 50%,transparent 70%);transform:translateX(-120%);transition:.6s}
.btn-primary:hover::after{transform:translateX(120%)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(0,196,140,.55)}
.btn-ghost{border:1.5px solid rgba(148,163,184,.4);color:#dfe6f5;background:rgba(255,255,255,.05);backdrop-filter:blur(8px)}
.btn-ghost:hover{border-color:var(--c3);color:#fff;background:rgba(0,229,255,.1)}
.btn-lg{padding:16px 34px;font-size:16px}
.burger{display:none;width:44px;height:44px;border-radius:12px;border:1.5px solid rgba(148,163,184,.35);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{display:block;width:20px;height:2px;background:#dfe6f5;border-radius:2px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.hero{position:relative;padding:158px 0 96px;background:radial-gradient(1000px 520px at 82% -10%,rgba(0,255,157,.4),transparent 60%),radial-gradient(900px 500px at 8% 20%,rgba(0,229,255,.22),transparent 55%),linear-gradient(180deg,#02070c 0%,#000205 100%);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border-radius:999px;background:rgba(0,229,255,.12);border:1px solid rgba(0,229,255,.35);color:#7dffdf;font-size:13px;font-weight:700;letter-spacing:.6px;margin-bottom:22px}
.badge .pulse{width:8px;height:8px;border-radius:50%;background:#00e5ff;box-shadow:0 0 0 0 rgba(0,229,255,.6);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(0,229,255,.55)}70%{box-shadow:0 0 0 10px rgba(0,229,255,0)}100%{box-shadow:0 0 0 0 rgba(0,229,255,0)}}
.hero-title{font-size:clamp(32px,4.6vw,54px);line-height:1.18;font-weight:900;letter-spacing:.5px;margin-bottom:20px}
.hero-title em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{color:var(--sub);font-size:17px;max-width:520px;margin-bottom:32px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{display:flex;gap:0;flex-wrap:wrap}
.stat{padding:6px 26px;border-left:2px solid rgba(0,255,157,.5)}
.stat:first-child{padding-left:0;border-left:0}
.stat-num{font-size:30px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1.2}
.stat-num span{font-size:17px}
.stat-label{color:var(--sub);font-size:13px;letter-spacing:.5px}
.hero-right{display:flex;justify-content:center}
.demo{width:min(440px,100%);background:linear-gradient(160deg,rgba(255,255,255,.09),rgba(255,255,255,.03));border:1px solid rgba(148,163,184,.22);border-radius:24px;backdrop-filter:blur(14px);box-shadow:var(--shadow);overflow:hidden;animation:floaty 5.5s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.demo-bar{display:flex;align-items:center;gap:8px;padding:14px 18px;border-bottom:1px solid rgba(148,163,184,.16)}
.demo-dot{width:11px;height:11px;border-radius:50%}
.demo-bar .t{flex:1;text-align:center;color:#8fa0c4;font-size:12.5px;letter-spacing:1px}
.demo-body{padding:24px}
.demo-status{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.demo-loc{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:700}
.demo-loc .flag{width:34px;height:34px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:15px}
.demo-state{font-size:13px;color:var(--sub);padding:6px 14px;border-radius:999px;background:rgba(148,163,184,.12);transition:.3s}
.demo-state.on{color:#6ee7b7;background:rgba(52,211,153,.14)}
.gauge{position:relative;width:210px;height:210px;margin:6px auto 18px}
.gauge svg{transform:rotate(-90deg)}
.gauge-bg{fill:none;stroke:rgba(148,163,184,.18);stroke-width:14}
.gauge-fg{fill:none;stroke:url(#gGrad);stroke-width:14;stroke-linecap:round;transition:stroke-dashoffset 1.1s cubic-bezier(.45,.05,.3,1)}
.gauge-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.gauge-num{font-size:44px;font-weight:900;line-height:1}
.gauge-unit{color:var(--sub);font-size:13px;margin-top:6px;letter-spacing:1px}
.gauge-lat{margin-top:10px;font-size:12.5px;color:#7dffdf;background:rgba(0,229,255,.12);padding:3px 12px;border-radius:999px}
.demo-row{display:flex;gap:12px;margin-bottom:14px}
.demo-node{flex:1;padding:11px 6px;text-align:center;border-radius:12px;border:1.5px solid rgba(148,163,184,.22);font-size:12.5px;font-weight:700;color:#aab6d4;transition:.25s}
.demo-node:hover{border-color:rgba(0,229,255,.6);color:#fff}
.demo-node.active{border-color:var(--c3);background:rgba(0,229,255,.12);color:#fff;box-shadow:0 0 18px rgba(0,229,255,.25)}
.demo-connect{width:100%;padding:15px;border-radius:14px;background:var(--grad);color:#fff;font-weight:800;font-size:16px;letter-spacing:1px;transition:.3s;position:relative;overflow:hidden}
.demo-connect:hover{box-shadow:0 12px 30px rgba(0,196,140,.5)}
.demo-connect.connected{background:linear-gradient(135deg,#059669,#10b981)}
.demo-toggles{display:flex;gap:8px;margin-top:14px}
.demo-tog{flex:1;padding:9px 4px;border-radius:10px;border:1.5px solid rgba(148,163,184,.22);font-size:12px;font-weight:700;color:#aab6d4;transition:.25s}
.demo-tog.on{border-color:rgba(0,255,157,.65);background:rgba(0,255,157,.18);color:#e9e4ff}
.sec{padding:92px 0}
.sec-alt{background:linear-gradient(180deg,#03080e,#000205)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 56px}
.kicker{display:inline-block;padding:6px 16px;border-radius:999px;font-size:13px;font-weight:800;letter-spacing:2px;color:#7dffdf;background:rgba(0,229,255,.1);border:1px solid rgba(0,229,255,.3);margin-bottom:16px}
.sec-title{font-size:clamp(26px,3.4vw,38px);font-weight:900;line-height:1.3;margin-bottom:14px}
.sec-title em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.sec-sub{color:var(--sub);font-size:15.5px}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.fcard{background:linear-gradient(165deg,rgba(255,255,255,.06),rgba(255,255,255,.015));border:1px solid var(--line);border-radius:var(--r);padding:28px 24px;transition:.35s;position:relative;overflow:hidden}
.fcard::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);opacity:0;transition:.35s}
.fcard:hover{transform:translateY(-8px);border-color:rgba(0,255,157,.45);box-shadow:var(--shadow)}
.fcard:hover::before{opacity:1}
.fcard-icon{width:54px;height:54px;border-radius:15px;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:18px;box-shadow:0 8px 20px rgba(0,196,140,.35)}
.fcard h3{font-size:18px;font-weight:800;margin-bottom:10px}
.fcard p{color:var(--sub);font-size:14px}
.nodes-sec{background:linear-gradient(180deg,#000205,#05131d)}
.nodes-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.node-card{background:rgba(4,18,26,.75);border:1px solid var(--line);border-radius:var(--r);padding:22px;transition:.3s;display:flex;align-items:center;gap:16px}
.node-card:hover{transform:translateY(-5px);border-color:rgba(0,229,255,.5);box-shadow:0 14px 34px rgba(2,8,24,.6)}
.node-pin{width:46px;height:46px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:18px;flex:none}
.node-card h4{font-size:16px;font-weight:800}
.node-card p{color:var(--sub);font-size:13px}
.node-ping{color:#6ee7b7;font-size:12.5px;font-weight:700;margin-left:auto;text-align:right;flex:none}
.speed-panel{background:rgba(4,18,26,.75);border:1px solid var(--line);border-radius:24px;padding:40px;max-width:880px;margin:0 auto}
.speed-line{display:flex;align-items:center;gap:18px;margin-bottom:24px}
.speed-line:last-child{margin-bottom:0}
.speed-name{width:130px;flex:none;font-weight:700;font-size:14.5px}
.speed-track{flex:1;height:12px;background:rgba(148,163,184,.14);border-radius:99px;overflow:hidden}
.speed-fill{height:100%;width:0;border-radius:99px;background:var(--grad);transition:width 1.6s cubic-bezier(.25,.6,.3,1)}
.speed-val{width:92px;flex:none;text-align:right;font-weight:800;font-size:14.5px;color:#7dffdf}
.proto-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pcard{background:linear-gradient(165deg,rgba(255,255,255,.06),rgba(255,255,255,.015));border:1px solid var(--line);border-radius:var(--r);padding:32px 28px;transition:.35s}
.pcard:hover{transform:translateY(-6px);border-color:rgba(0,229,255,.45)}
.pcard .tag{display:inline-block;font-size:12px;font-weight:800;letter-spacing:1px;padding:4px 14px;border-radius:999px;background:rgba(0,229,255,.12);color:#7dffdf;border:1px solid rgba(0,229,255,.3);margin-bottom:16px}
.pcard h3{font-size:19px;font-weight:800;margin-bottom:10px}
.pcard p{color:var(--sub);font-size:14px}
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scard{background:rgba(4,18,26,.7);border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;transition:.35s;position:relative;overflow:hidden}
.scard .num{position:absolute;top:18px;right:22px;font-size:44px;font-weight:900;color:rgba(148,163,184,.08)}
.scard:hover{transform:translateY(-8px);border-color:rgba(0,255,157,.5);box-shadow:var(--shadow)}
.scard-icon{font-size:34px;margin-bottom:16px}
.scard h3{font-size:17.5px;font-weight:800;margin-bottom:10px}
.scard p{color:var(--sub);font-size:14px}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{background:linear-gradient(165deg,rgba(255,255,255,.06),rgba(255,255,255,.015));border:1px solid var(--line);border-radius:var(--r);padding:30px 24px;text-align:center;transition:.3s;position:relative}
.step:hover{transform:translateY(-6px);border-color:rgba(0,255,157,.5)}
.step-num{width:52px;height:52px;margin:0 auto 16px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:20px;box-shadow:0 8px 22px rgba(0,196,140,.4)}
.step h3{font-size:17px;font-weight:800;margin-bottom:8px}
.step p{color:var(--sub);font-size:13.5px}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{background:rgba(4,18,26,.7);border:1px solid var(--line);border-radius:24px;padding:36px 30px;display:flex;flex-direction:column;transition:.35s;position:relative}
.plan:hover{transform:translateY(-8px)}
.plan.hot{background:linear-gradient(170deg,rgba(0,196,140,.22),rgba(4,18,26,.8));border:1.5px solid rgba(0,255,157,.65);box-shadow:0 24px 60px rgba(0,196,140,.3)}
.plan-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:12.5px;font-weight:800;padding:5px 18px;border-radius:999px;letter-spacing:1px;box-shadow:0 8px 20px rgba(0,196,140,.5)}
.plan-name{font-size:16px;font-weight:800;letter-spacing:1px;color:#9fb0d6;margin-bottom:12px}
.plan-price{font-size:44px;font-weight:900;line-height:1.1;margin-bottom:4px}
.plan-price small{font-size:15px;color:var(--sub);font-weight:600}
.plan-desc{color:var(--sub);font-size:13.5px;margin-bottom:22px}
.plan-feats{flex:1;margin-bottom:26px}
.plan-feats li{display:flex;gap:10px;align-items:flex-start;padding:8px 0;font-size:14px;color:#c9d3ea}
.plan-feats li::before{content:"✓";color:#34d399;font-weight:900;flex:none}
.plan .btn{width:100%}
.faq{max-width:820px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:16px;margin-bottom:14px;background:rgba(4,18,26,.6);overflow:hidden;transition:.3s}
.faq-item.open{border-color:rgba(0,229,255,.5)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;font-size:16px;font-weight:700;text-align:left;color:#e6ebf8}
.faq-q .fx{flex:none;width:26px;height:26px;border-radius:50%;background:rgba(0,255,157,.2);display:flex;align-items:center;justify-content:center;font-weight:800;transition:.3s;color:#b8a7ff}
.faq-item.open .fx{transform:rotate(45deg);background:var(--grad);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .45s ease}
.faq-a-in{padding:0 24px 22px;color:var(--sub);font-size:14.5px}
.faq-a-in ol{margin-top:10px;padding-left:2px}
.faq-a-in ol li{padding:5px 0;display:flex;gap:10px}
.faq-a-in ol li::before{content:attr(data-n);flex:none;width:22px;height:22px;border-radius:50%;background:rgba(0,229,255,.14);color:#7dffdf;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tcard{background:rgba(4,18,26,.7);border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;transition:.3s}
.tcard:hover{transform:translateY(-6px);border-color:rgba(0,255,157,.4)}
.tstars{color:#fbbf24;letter-spacing:3px;font-size:15px;margin-bottom:14px}
.ttext{color:#c9d3ea;font-size:14.5px;margin-bottom:18px;min-height:84px}
.tcard-head{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;color:#fff;flex:none}
.tcard-head b{display:block;font-size:14.5px}
.tcard-head span{font-size:12.5px;color:var(--sub)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ncard{background:rgba(4,18,26,.7);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.35s;display:flex;flex-direction:column}
.ncard:hover{transform:translateY(-8px);border-color:rgba(0,229,255,.5);box-shadow:var(--shadow)}
.ncard-img{aspect-ratio:16/9;overflow:hidden;position:relative}
.ncard-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.ncard:hover .ncard-img img{transform:scale(1.07)}
.ncard-tag{position:absolute;top:14px;left:14px;background:var(--grad);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px}
.ncard-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.ncard-date{color:var(--sub);font-size:12.5px;margin-bottom:8px}
.ncard-body h3{font-size:16.5px;font-weight:800;line-height:1.5;margin-bottom:10px;flex:1}
.ncard-body h3 a{transition:.25s}
.ncard-body h3 a:hover{color:#7dffdf}
.ncard-more{color:#7dffdf;font-size:13.5px;font-weight:700;display:inline-flex;align-items:center;gap:6px}
.ncard-more::after{content:"→";transition:transform .3s}
.ncard:hover .ncard-more::after{transform:translateX(5px)}
.cta{position:relative;padding:110px 0;text-align:center;background:radial-gradient(700px 360px at 50% 0%,rgba(0,255,157,.42),transparent 70%),linear-gradient(180deg,#000205,#04121a);overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse at center,black 20%,transparent 70%)}
.cta h2{position:relative;font-size:clamp(26px,3.6vw,40px);font-weight:900;margin-bottom:16px}
.cta h2 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.cta p{position:relative;color:var(--sub);margin-bottom:34px;font-size:16px}
.cta .btn{position:relative}
.footer{background:#070b18;border-top:1px solid rgba(148,163,184,.12);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand p{color:var(--sub);font-size:14px;margin:16px 0 20px;max-width:300px}
.footer h4{font-size:15.5px;font-weight:800;margin-bottom:18px;letter-spacing:.5px}
.footer-col li{margin-bottom:11px}
.footer-col a{color:var(--sub);font-size:14px;transition:.25s}
.footer-col a:hover{color:#7dffdf;padding-left:4px}
.footer-bottom{border-top:1px solid rgba(148,163,184,.1);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;color:#6d7ba0;font-size:13px}
.footer-bottom a{color:#8fa0c4;transition:.25s}
.footer-bottom a:hover{color:#7dffdf}
.page-hero{padding:150px 0 64px;background:radial-gradient(800px 380px at 70% -10%,rgba(0,255,157,.38),transparent 60%),linear-gradient(180deg,#02070c,#000205)}
.page-hero h1{font-size:clamp(28px,4vw,44px);font-weight:900;line-height:1.25;margin-bottom:14px}
.page-hero p{color:var(--sub);font-size:16px;max-width:640px}
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13.5px;color:var(--sub);margin-bottom:18px}
.crumb a{color:#9fb0d6;transition:.25s}
.crumb a:hover{color:#7dffdf}
.crumb i{font-style:normal;color:#55638a}
.doc{background:rgba(4,18,26,.55);border:1px solid var(--line);border-radius:22px;padding:44px 48px;max-width:900px;margin:0 auto}
.doc h2{font-size:22px;font-weight:800;margin:36px 0 14px;padding-left:14px;border-left:4px solid;border-image:var(--grad) 1}
.doc h2:first-child{margin-top:0}
.doc h3{font-size:17px;font-weight:800;margin:22px 0 10px}
.doc p{color:#c3cde6;font-size:14.5px;margin-bottom:14px}
.doc ul li{position:relative;padding:6px 0 6px 22px;color:#c3cde6;font-size:14.5px}
.doc ul li::before{content:"";position:absolute;left:0;top:15px;width:8px;height:8px;border-radius:50%;background:var(--grad)}
.doc a{color:#7dffdf;border-bottom:1px dashed rgba(127,232,255,.5)}
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start}
.article-main{min-width:0}
.article-cover{border-radius:20px;overflow:hidden;margin-bottom:30px;border:1px solid var(--line)}
.article-cover img{width:100%;height:auto}
.article-main h1{font-size:clamp(24px,3.2vw,34px);font-weight:900;line-height:1.4;margin-bottom:16px}
.article-meta{display:flex;align-items:center;gap:18px;flex-wrap:wrap;color:var(--sub);font-size:13.5px;margin-bottom:26px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.article-body h2{font-size:22px;font-weight:800;margin:38px 0 16px;padding-left:14px;border-left:4px solid;border-image:var(--grad) 1}
.article-body p{color:#c6d0e8;font-size:15.5px;margin-bottom:16px}
.article-body img{border-radius:16px;margin:14px 0 22px;border:1px solid var(--line)}
.article-body ul{margin:0 0 16px 4px}
.article-body ul li{position:relative;padding:6px 0 6px 24px;color:#c6d0e8;font-size:15px}
.article-body ul li::before{content:"";position:absolute;left:0;top:16px;width:8px;height:8px;border-radius:50%;background:var(--grad)}
.article-foot{margin-top:36px;padding:24px;background:rgba(4,18,26,.6);border:1px solid var(--line);border-radius:16px}
.article-foot b{display:block;margin-bottom:10px;font-size:15px}
.article-foot p{color:var(--sub);font-size:14.5px}
.pager{display:flex;justify-content:space-between;gap:14px;margin:34px 0}
.pager a{flex:1;padding:18px 20px;background:rgba(4,18,26,.6);border:1px solid var(--line);border-radius:14px;font-size:14px;font-weight:700;color:#c9d3ea;transition:.3s;display:flex;align-items:center;gap:10px}
.pager a:hover{border-color:rgba(0,229,255,.5);color:#7dffdf}
.pager .prev{justify-content:flex-start}
.pager .next{justify-content:flex-end;text-align:right}
.pager .dim{opacity:.4;pointer-events:none}
.side-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:22px}
.side-card{background:rgba(4,18,26,.72);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 14px 38px rgba(2,8,24,.4)}
.side-title{font-size:16px;font-weight:800;padding-left:12px;border-left:4px solid;border-image:var(--grad) 1;margin-bottom:18px}
.toc-list{position:relative}
.toc-list::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;background:rgba(148,163,184,.2)}
.toc-item{position:relative;padding:7px 0 7px 24px;font-size:13.5px;color:var(--sub);cursor:pointer;transition:.25s;line-height:1.5}
.toc-item::before{content:"";position:absolute;left:1px;top:14px;width:10px;height:10px;border-radius:50%;background:#0a2b33;border:2px solid #000205;transition:.25s}
.toc-item:hover{color:#cfe3ff}
.toc-item.active{color:#7dffdf;font-weight:800}
.toc-item.active::before{background:var(--c3);box-shadow:0 0 10px rgba(0,229,255,.7)}
.hot-list li{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-bottom:1px dashed rgba(148,163,184,.14)}
.hot-list li:last-child{border-bottom:0}
.hot-rank{flex:none;width:26px;height:26px;border-radius:8px;background:#3a4666;color:#fff;font-size:12.5px;font-weight:800;display:flex;align-items:center;justify-content:center;transition:.25s}
.hot-list li:nth-child(1) .hot-rank{background:var(--grad)}
.hot-list li:nth-child(2) .hot-rank{background:linear-gradient(135deg,#f97316,#fb923c)}
.hot-list li:nth-child(3) .hot-rank{background:linear-gradient(135deg,#f59e0b,#fbbf24)}
.hot-list a{font-size:13.5px;color:#c3cde6;line-height:1.5;transition:.25s;display:block}
.hot-list li:hover .hot-rank{transform:scale(1.15)}
.hot-list li:hover a{color:#7dffdf}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a{font-size:13px;font-weight:700;color:#9fb0d6;padding:7px 15px;border-radius:999px;border:1.5px solid rgba(148,163,184,.3);transition:.25s}
.tag-cloud a:hover{color:#7dffdf;border-color:#7dffdf;background:rgba(0,229,255,.08)}
.comments{margin-top:40px}
.comments h3{font-size:20px;font-weight:800;margin-bottom:22px;padding-left:14px;border-left:4px solid;border-image:var(--grad) 1}
.comment{display:flex;gap:14px;padding:18px 0;border-bottom:1px dashed rgba(148,163,184,.14)}
.c-avatar{width:42px;height:42px;border-radius:50%;background:var(--grad);color:#fff;font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center;flex:none}
.c-head{display:flex;align-items:baseline;gap:12px;margin-bottom:6px}
.c-head b{font-size:14.5px}
.c-head span{font-size:12px;color:var(--sub)}
.c-text{color:#c3cde6;font-size:14px}
.dl-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding:30px 0 40px}
.dl-stats{display:flex;gap:0;flex-wrap:wrap;margin:30px 0}
.ver-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:50px}
.ver-card{background:rgba(4,18,26,.7);border:1px solid var(--line);border-radius:20px;padding:28px 26px;display:flex;flex-direction:column;transition:.3s}
.ver-card:hover{transform:translateY(-6px);border-color:rgba(0,255,157,.5)}
.ver-card .vname{font-size:16px;font-weight:800}
.ver-card .vsize{color:var(--sub);font-size:13px;margin:8px 0 16px}
.ver-card ul{flex:1;margin-bottom:20px}
.ver-card ul li{font-size:13.5px;color:#c9d3ea;padding:5px 0;display:flex;gap:9px}
.ver-card ul li::before{content:"✓";color:#34d399;font-weight:900;flex:none}
.req-table{max-width:760px;margin:0 auto;border:1px solid var(--line);border-radius:18px;overflow:hidden}
.req-row{display:flex;border-bottom:1px solid rgba(148,163,184,.12)}
.req-row:last-child{border-bottom:0}
.req-row>div{padding:16px 24px;font-size:14.5px}
.req-row .rk{width:170px;flex:none;font-weight:800;background:rgba(0,255,157,.1);color:#c9b8ff}
.req-row .rv{flex:1;color:#c3cde6}
.err-wrap{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px 20px;background:radial-gradient(600px 400px at 50% 30%,rgba(0,255,157,.35),transparent 65%),var(--ink)}
.err-code{font-size:clamp(90px,18vw,170px);font-weight:900;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:6px}
.err-wrap h1{font-size:24px;font-weight:800;margin:16px 0 10px}
.err-wrap p{color:var(--sub);margin-bottom:30px}
.err-wrap .count{color:#7dffdf;font-weight:800}
.map-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.map-cols h3{font-size:16px;font-weight:800;margin-bottom:14px;padding-left:12px;border-left:3px solid;border-image:var(--grad) 1}
.map-cols li{margin-bottom:9px}
.map-cols a{color:var(--sub);font-size:14px;transition:.25s}
.map-cols a:hover{color:#7dffdf;padding-left:4px}
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s ease,transform .8s ease}
.reveal.show{opacity:1;transform:none}
.note-box{background:rgba(0,229,255,.08);border:1px solid rgba(0,229,255,.3);border-radius:14px;padding:16px 20px;font-size:13.5px;color:#a8e6f5;margin:18px 0}
.note-box b{color:#7dffdf}
.search-box{display:flex;align-items:center;gap:4px;background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:999px;padding:5px 6px 5px 16px;transition:.25s}
.search-box:focus-within{border-color:var(--c3);background:rgba(0,229,255,.1)}
.search-box input{background:none;border:0;outline:0;color:var(--txt);font-family:inherit;font-size:14px;width:132px}
.search-box input::placeholder{color:#7d8bb0}
.search-box input::-webkit-search-cancel-button{filter:invert(1) opacity(.5)}
.search-box button{width:32px;height:32px;border-radius:50%;background:var(--grad);color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center;flex:none}
.sform{display:flex;gap:12px;align-items:center;background:rgba(4,18,26,.75);border:1px solid var(--line);border-radius:18px;padding:10px 12px;max-width:660px}
.sform input{flex:1;min-width:0;background:none;border:0;outline:0;color:var(--txt);font-family:inherit;font-size:16px}
.sform input::placeholder{color:#6d7ba0}
.sresult{padding:16px 0;border-bottom:1px dashed rgba(148,163,184,.14)}
.sresult:last-child{border-bottom:0}
.sresult h3{font-size:17.5px;font-weight:800;line-height:1.5;margin-bottom:6px}
.sresult h3 a{transition:.25s}
.sresult h3 a:hover{color:#7dffdf}
.sresult p{color:var(--sub);font-size:14px;line-height:1.7}
.sempty{padding:36px 0;text-align:center;color:var(--sub)}
.sempty a{color:#7dffdf;font-weight:700}
mark{background:rgba(0,229,255,.22);color:#eafcff;border-radius:3px;padding:0 2px}
@media (max-width:992px){
.search-box{display:none}
.nav-menu{position:fixed;top:72px;left:0;right:0;background:rgba(9,13,27,.97);backdrop-filter:blur(18px);flex-direction:column;align-items:stretch;gap:2px;padding:14px 5vw 26px;max-height:calc(100vh - 72px);overflow-y:auto;transform:translateY(-14px);opacity:0;visibility:hidden;transition:.3s}
.nav-menu.open{transform:none;opacity:1;visibility:visible}
.nav-link{justify-content:space-between;padding:14px 16px;font-size:16px}
.drop-panel{position:static;transform:none;opacity:1;visibility:visible;background:rgba(255,255,255,.06);box-shadow:none;max-height:0;overflow:hidden;padding:0 12px;min-width:0;border-radius:12px;transition:max-height .4s ease,padding .3s}
.nav-item.drop-open .drop-panel{max-height:420px;padding:8px 12px}
.drop-link{color:#c3cde6;padding:11px 12px}
.drop-link:hover{background:rgba(0,255,157,.15);color:#fff}
.burger{display:flex}
.nav-cta .btn{display:none}
.features-grid{grid-template-columns:repeat(2,1fr)}
.nodes-grid{grid-template-columns:repeat(2,1fr)}
.scenario-grid{grid-template-columns:repeat(2,1fr)}
.steps-grid{grid-template-columns:repeat(2,1fr)}
.testi-grid{grid-template-columns:repeat(2,1fr)}
.news-grid{grid-template-columns:repeat(2,1fr)}
.hero-inner{grid-template-columns:1fr;gap:48px}
.hero-right{order:2}
.hero{text-align:center}
.hero-sub{margin:0 auto 32px}
.hero-btns,.hero-stats{justify-content:center}
.demo{margin:0 auto}
.pricing-grid{grid-template-columns:1fr;max-width:440px;margin:0 auto}
.proto-grid{grid-template-columns:1fr}
.dl-grid{grid-template-columns:1fr;gap:44px}
.article-wrap{grid-template-columns:1fr}
.side-sticky{position:static}
.ver-list{grid-template-columns:1fr;max-width:460px;margin-left:auto;margin-right:auto}
.footer-grid{grid-template-columns:repeat(2,1fr)}
.map-cols{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
.sec{padding:64px 0}
.hero{padding:128px 0 64px}
.features-grid{grid-template-columns:1fr}
.testi-grid{grid-template-columns:1fr}
.news-grid{grid-template-columns:1fr}
.speed-panel{padding:26px 20px}
.speed-name{width:92px;font-size:13px}
.req-row{flex-direction:column}
.req-row .rk{width:100%;border-bottom:1px solid rgba(148,163,184,.1)}
.doc{padding:30px 24px}
.footer-grid{grid-template-columns:1fr;gap:28px}
.pager{flex-direction:column}
.demo-toggles{flex-wrap:wrap}
}
@media (max-width:480px){
.nodes-grid{grid-template-columns:1fr}
.steps-grid{grid-template-columns:1fr}
.scenario-grid{grid-template-columns:1fr}
.map-cols{grid-template-columns:1fr}
.hero-stats{flex-direction:column;align-items:center;gap:10px}
.stat{border-left:0;padding:4px 0;text-align:center}
.hero-btns .btn{width:100%}
.gauge{width:176px;height:176px}
.nav-inner{height:64px}
.nav-menu{top:64px}
.logo{font-size:18px}
.btn{padding:12px 22px;font-size:14px}
}
.sitemap{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.sitemap-col{background:#fff;border:1px solid #e8eef7;border-radius:16px;padding:24px}
.sitemap-col h2{font-size:18px;margin-bottom:14px}
.sitemap-col ul{list-style:none}
.sitemap-col li{margin:8px 0}
.sitemap-col a{color:#33415c;font-size:15px}
.sitemap-col a:hover{color:#1677ff}
@media (max-width:992px){.sitemap{grid-template-columns:repeat(2,1fr)}}
@media (max-width:768px){.sitemap{grid-template-columns:1fr}}

/* ==========================================================================
   主题：赛博电竞 Cyber Arena   场景：游戏加速
   关键词：纯黑场 / 荧光青绿 / 斜切棱角 / 扫描线动画 / 硬朗字距
   ========================================================================== */
body{background:#000205}
.hero{background:radial-gradient(760px 440px at 50% -8%,rgba(0,229,255,.2),transparent 62%),linear-gradient(180deg,rgba(0,255,157,.06),transparent 40%),linear-gradient(180deg,#02070c 0%,#000205 100%)}
.hero::before{background-image:repeating-linear-gradient(0deg,rgba(0,255,157,.07) 0 1px,transparent 1px 3px);background-size:auto;mask-image:none;animation:scanline 10s linear infinite}
@keyframes scanline{from{background-position:0 0}to{background-position:0 120px}}
.topbar.scrolled{background:rgba(0,2,5,.92);box-shadow:0 0 26px rgba(0,255,157,.2)}
.btn{border-radius:4px;letter-spacing:1.5px;font-weight:900}
.btn-primary{clip-path:polygon(12px 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%,0 12px);box-shadow:0 0 24px rgba(0,255,157,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(0,255,157,.65)}
.btn-ghost{border-radius:4px}
.demo{animation:none;border-radius:6px;border-color:rgba(0,229,255,.32);box-shadow:0 0 34px rgba(0,229,255,.18)}
.fcard,.node-card,.pcard,.scard,.plan,.faq-item,.ver-card,.tcard,.ncard,.side-card{border-radius:4px;border-color:rgba(0,255,157,.2)}
.fcard:hover,.node-card:hover,.plan:hover{box-shadow:0 0 28px rgba(0,255,157,.3);border-color:rgba(0,255,157,.55)}
.fcard-icon,.node-pin{box-shadow:0 0 20px rgba(0,255,157,.35)}
.hero-title{text-shadow:0 0 26px rgba(0,255,157,.32)}
.sec-title{letter-spacing:2px}
.kicker{border-radius:2px}
::-webkit-scrollbar-track{background:#03080e}