*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body.oniy-body{font-family:system-ui,-apple-system,'PingFang SC',sans-serif;background:#001213;color:#e0eef0;
line-height:1.7}
a{color:inherit;text-decoration:none}
.oniy-container{max-width:1140px;margin:0 auto;padding:0 24px}
.oniy-narrow{max-width:760px}
.oniy-nav{position:sticky;top:0;z-index:50;background:rgba(0,0,0,.55);
backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.12)}
.oniy-nav .oniy-container{display:flex;align-items:center;gap:24px;height:66px}
.oniy-logo{display:flex;align-items:center;gap:9px;font-size:19px;font-weight:800}
.oniy-logo img{border-radius:8px}
.oniy-navlinks{display:flex;gap:26px;margin-left:auto;color:#8cc0c5}
.oniy-navlinks a:hover{color:#3deeff}
.oniy-cta{background:linear-gradient(135deg,#3deeff,#00e0f5);color:#001719;
font-weight:800;padding:11px 22px;border-radius:14px;transition:.15s}
.oniy-cta:hover{transform:translateY(-2px)}
.oniy-hero{padding:84px 0;
background:radial-gradient(800px 420px at 78% 0%,#002f34,transparent 60%)}
.oniy-hero-in{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;
align-items:center}
.oniy-badge{display:inline-block;background:#002225;border:1px solid rgba(255,255,255,.12);
color:#3deeff;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:700}
.oniy-hero h1{font-size:clamp(30px,4.6vw,50px);line-height:1.18;margin:18px 0;
font-weight:900;letter-spacing:-.5px}
.oniy-hero p{color:#8cc0c5;max-width:540px}
.oniy-hero-dl{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.oniy-hdl{background:linear-gradient(135deg,#3deeff,#00e0f5);color:#001719;
font-weight:800;padding:13px 24px;border-radius:14px;font-size:15.5px;
transition:.15s}
.oniy-hdl:hover{transform:translateY(-2px)}
.oniy-hero-logo{text-align:center}
.oniy-strip .oniy-container{display:grid;
grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.12);
border:1px solid rgba(255,255,255,.12);border-radius:20px;overflow:hidden;
margin-top:-20px}
.oniy-strip div{background:#002225;padding:22px;text-align:center}
.oniy-strip b{display:block;font-size:26px;color:#3deeff;font-weight:900}
.oniy-strip span{font-size:13px;color:#8cc0c5}
.oniy-sec{padding:84px 0}
.oniy-alt{background:#002225}
.oniy-h2{font-size:clamp(24px,3.4vw,34px);font-weight:900;margin-bottom:8px}
.oniy-lead{color:#8cc0c5;margin-bottom:34px}
.oniy-feats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
margin-top:36px}
.oniy-feat{display:flex;gap:16px;background:#002f34;
border-left:3px solid #3deeff;border-radius:0 18px 18px 0;
padding:22px}
.oniy-feat h3{font-size:18px;margin-bottom:5px}
.oniy-feat p{color:#8cc0c5;font-size:14px}
.oniy-nodes{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.oniy-node{background:#002f34;border:1px solid rgba(255,255,255,.12);padding:12px 18px;
border-radius:16px;font-weight:600}
.oniy-node b{color:#3deeff}
.oniy-steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);
gap:18px;margin-top:36px}
.oniy-steps li{background:#002f34;border:1px solid rgba(255,255,255,.12);
border-radius:20px;padding:24px}
.oniy-steps b{color:#3deeff;font-size:30px;font-weight:900}
.oniy-steps h3{margin:8px 0 6px;font-size:17px}
.oniy-steps p{color:#8cc0c5;font-size:14px}
.oniy-dl{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
.oniy-dlcard{background:#002f34;border:1px solid rgba(255,255,255,.12);
border-radius:18px;padding:28px 16px;text-align:center;transition:.2s;
display:block}
.oniy-dlcard:hover{transform:translateY(-4px);border-color:#3deeff}
.oniy-dlcard h3{margin:8px 0 4px;font-size:18px}
.oniy-dlmeta{color:#8cc0c5;font-size:13px}
.oniy-faq details{background:#002f34;border:1px solid rgba(255,255,255,.12);
border-radius:16px;padding:2px 20px;margin-bottom:12px}
.oniy-faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none}
.oniy-faq summary::-webkit-details-marker{display:none}
.oniy-faq p{color:#8cc0c5;padding-bottom:16px}
.oniy-quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}
.oniy-quote{background:#002f34;border:1px solid rgba(255,255,255,.12);
border-radius:18px;padding:22px;margin:0;font-size:14.5px}
.oniy-quote span{display:block;margin-top:9px;font-size:12.5px;color:#8cc0c5}
.oniy-flinks{background:#002225;border-top:1px solid rgba(255,255,255,.12);padding:34px 0}
.oniy-flinks h2{font-size:15px;color:#8cc0c5;margin-bottom:14px;font-weight:600}
.oniy-flinks-list{display:flex;flex-wrap:wrap;gap:10px 22px}
.oniy-flinks-list a{color:#3deeff;font-size:14px}
.oniy-flinks-list a:hover{text-decoration:underline}
.oniy-ft{background:#001213;border-top:1px solid rgba(255,255,255,.12);padding:30px 0;
text-align:center}
.oniy-ft-brand{display:flex;align-items:center;justify-content:center;gap:8px;
font-weight:800;margin-bottom:8px}
.oniy-ft a{color:#8cc0c5;margin:0 9px;font-size:13.5px}
.oniy-ft-copy{color:#8cc0c5;font-size:13px;margin-top:8px}
.oniy-doc{padding:84px 0;max-width:70ch}
.oniy-doc h1{font-size:32px;font-weight:900;margin-bottom:18px}
.oniy-doc h2{font-size:18px;font-weight:800;margin:24px 0 6px}
.oniy-doc p{color:#8cc0c5;margin-bottom:12px}
@media(max-width:900px){
.oniy-hero-in{grid-template-columns:1fr}
.oniy-hero-logo{display:none}
.oniy-feats,.oniy-steps,.oniy-dl,.oniy-quotes,
.oniy-strip .oniy-container{grid-template-columns:1fr 1fr}
.oniy-navlinks{display:none}
}
@media(max-width:560px){
.oniy-feats,.oniy-steps,.oniy-dl,.oniy-quotes{grid-template-columns:1fr}
}