:root{--night:#061a38;--navy:#0b315f;--blue:#176fff;--cyan:#32c4ef;--ink:#102844;--muted:#687b92;--line:#dce7f3;--pale:#f3f7fc;--green:#10aa72;--red:#e14949;--orange:#ed9008}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:Arial,"Microsoft YaHei",sans-serif}a{text-decoration:none;color:inherit}.wrap{width:min(1160px,calc(100% - 44px));margin:auto}.top{height:34px;background:#04152e;color:#91a9c4;font-size:12px}.top .wrap,header .wrap{height:100%;display:flex;align-items:center;justify-content:space-between}header{height:76px;position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);box-shadow:0 4px 18px rgba(12,43,76,.08)}.logo img{width:145px}.nav{display:flex;gap:28px;align-items:center;color:#536a83;font-size:14px}.nav .home{padding:11px 18px;background:var(--blue);color:#fff;border-radius:4px}.hero{position:relative;min-height:680px;overflow:hidden;color:#fff;background:radial-gradient(circle at 79% 20%,rgba(40,142,226,.28),transparent 29%),linear-gradient(125deg,#061a38,#0a3267 65%,#155580)}.hero:after{content:"";position:absolute;width:520px;height:520px;right:-120px;top:-170px;border-radius:50%;border:80px solid rgba(48,132,220,.08)}.heroGrid{min-height:680px;display:grid;grid-template-columns:1.04fr .96fr;gap:60px;align-items:center}.eyebrow{color:#58cdf5;font:700 12px monospace;letter-spacing:.15em}.hero h1{margin:20px 0;font-size:clamp(50px,5.5vw,76px);line-height:1.07;letter-spacing:-.05em}.hero h1 span{color:#60cafa}.lead{color:#d1e3f5;font-size:17px;line-height:1.9}.chips{display:flex;flex-wrap:wrap;gap:9px;margin:26px 0 34px}.chips span{padding:8px 13px;border:1px solid rgba(255,255,255,.18);border-radius:99px;background:rgba(255,255,255,.06);font-size:12px}.btn{display:inline-block;padding:14px 22px;border-radius:4px;background:#fff;color:var(--blue);font-weight:700;font-size:14px}.keyVisual{position:relative;height:470px}.ring{position:absolute;width:420px;height:420px;right:0;top:10px;border-radius:50%;border:1px solid rgba(91,197,246,.22);box-shadow:inset 0 0 100px rgba(28,114,211,.12)}.usbKey{position:absolute;z-index:2;right:20px;top:155px;width:460px;height:150px;border-radius:28px;background:linear-gradient(145deg,#123d73,#061b38);box-shadow:0 30px 45px rgba(0,11,29,.42)}.usbKey:after{content:"";position:absolute;right:-105px;top:35px;width:110px;height:80px;background:#cad5e1;clip-path:polygon(0 0,100% 10%,100% 90%,0 100%)}.usbKey b{position:absolute;left:42px;top:42px;font-size:25px}.usbKey small{position:absolute;left:43px;top:81px;color:#8fb3d9}.touch{position:absolute;right:38px;top:30px;width:92px;height:92px;border:4px solid var(--cyan);border-radius:50%;box-shadow:inset 0 0 0 14px #11467d}.touch:after{content:"";position:absolute;inset:18px;border-radius:50%;background:var(--blue)}.keyNote{position:absolute;z-index:3;left:0;bottom:38px;padding:17px 20px;background:rgba(5,28,59,.78);border:1px solid rgba(255,255,255,.15);backdrop-filter:blur(10px);font-size:13px}.section{padding:96px 0}.pale{background:var(--pale)}.dark{color:#fff;background:linear-gradient(135deg,#071d3c,#0d376d)}.head{max-width:780px}.head.center{text-align:center;margin:auto}.head>span{color:var(--blue);font:700 11px monospace;letter-spacing:.15em}.dark .head>span{color:#60cafa}.head h2{margin:16px 0;font-size:clamp(34px,4vw,52px);line-height:1.16;letter-spacing:-.04em}.head p{margin:0;color:var(--muted);font-size:15px;line-height:1.85}.dark .head p{color:#bdd0e4}.appGrid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:46px}.app{min-height:210px;padding:29px;background:#fff;border:1px solid var(--line)}.app 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b{display:block;color:var(--blue);margin-bottom:8px}.warning{margin-top:18px;padding:22px;background:#fff6e7;border-left:4px solid var(--orange)}.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:45px}.listBox{padding:34px;background:#fff;border:1px solid var(--line)}.listBox h3{margin-top:0}.listBox.good h3{color:var(--green)}.listBox.bad h3{color:var(--red)}.item{display:grid;grid-template-columns:38px 150px 1fr;gap:14px;align-items:center;padding:17px 0;border-top:1px solid var(--line);font-size:13px}.item i{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;color:#fff;font-style:normal}.good .item i{background:var(--green)}.bad .item i{background:var(--red)}.item b{font-size:14px}.item span{color:var(--muted);line-height:1.6}.specs{margin-top:46px;border:1px solid var(--line)}.spec{display:grid;grid-template-columns:220px 1fr;padding:18px 24px;background:#fff}.spec:nth-child(even){background:#f1f5fa}.spec b{color:var(--blue)}.purchase{margin-top:24px;padding:28px 32px;background:#fff3df;border-left:4px solid var(--orange)}.cta{text-align:center}.cta .btn{margin-top:24px}footer{padding:40px 0;background:#03132b;color:#91aac5;font-size:12px}footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px}footer img{width:138px;filter:brightness(0) invert(1)}
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