*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body.tyfz-body{font-family:system-ui,-apple-system,'Segoe UI','PingFang SC','Microsoft Yahei',sans-serif;background:#011211;color:#e1efee;
line-height:1.7}
a{color:inherit;text-decoration:none}
.tyfz-container{max-width:1120px;margin:0 auto;padding:0 24px}
.tyfz-narrow{max-width:760px}
.tyfz-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)}
.tyfz-nav .tyfz-container{display:flex;align-items:center;gap:24px;height:66px}
.tyfz-logo{display:flex;align-items:center;gap:9px;font-size:19px;font-weight:800}
.tyfz-logo img{border-radius:8px}
.tyfz-navlinks{display:flex;gap:26px;margin-left:auto;color:#90c2be}
.tyfz-navlinks a:hover{color:#49f3e7}
.tyfz-cta{background:linear-gradient(135deg,#49f3e7,#0fe5d6);color:#021816;
font-weight:800;padding:11px 22px;border-radius:8px;transition:.15s}
.tyfz-cta:hover{transform:translateY(-2px)}
.tyfz-hero{padding:70px 0;
background:radial-gradient(800px 420px at 78% 0%,#03312e,transparent 60%)}
.tyfz-hero-in{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;
align-items:center}
.tyfz-badge{display:inline-block;background:#022320;border:1px solid rgba(255,255,255,.12);
color:#49f3e7;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:700}
.tyfz-hero h1{font-size:clamp(30px,4.6vw,50px);line-height:1.18;margin:18px 0;
font-weight:900;letter-spacing:-.5px}
.tyfz-hero p{color:#90c2be;max-width:540px}
.tyfz-hero-dl{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.tyfz-hdl{background:linear-gradient(135deg,#49f3e7,#0fe5d6);color:#021816;
font-weight:800;padding:13px 24px;border-radius:8px;font-size:15.5px;
transition:.15s}
.tyfz-hdl:hover{transform:translateY(-2px)}
.tyfz-hero-logo{text-align:center}
.tyfz-strip .tyfz-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:14px;overflow:hidden;
margin-top:-20px}
.tyfz-strip div{background:#022320;padding:22px;text-align:center}
.tyfz-strip b{display:block;font-size:26px;color:#49f3e7;font-weight:900}
.tyfz-strip span{font-size:13px;color:#90c2be}
.tyfz-sec{padding:70px 0}
.tyfz-alt{background:#022320}
.tyfz-h2{font-size:clamp(24px,3.4vw,34px);font-weight:900;margin-bottom:8px}
.tyfz-lead{color:#90c2be;margin-bottom:34px}
.tyfz-feats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
margin-top:36px}
.tyfz-feat{display:flex;gap:16px;background:#03312e;
border-left:3px solid #49f3e7;border-radius:0 12px 12px 0;
padding:22px}
.tyfz-feat h3{font-size:18px;margin-bottom:5px}
.tyfz-feat p{color:#90c2be;font-size:14px}
.tyfz-nodes{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.tyfz-node{background:#03312e;border:1px solid rgba(255,255,255,.12);padding:12px 18px;
border-radius:10px;font-weight:600}
.tyfz-node b{color:#49f3e7}
.tyfz-steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);
gap:18px;margin-top:36px}
.tyfz-steps li{background:#03312e;border:1px solid rgba(255,255,255,.12);
border-radius:14px;padding:24px}
.tyfz-steps b{color:#49f3e7;font-size:30px;font-weight:900}
.tyfz-steps h3{margin:8px 0 6px;font-size:17px}
.tyfz-steps p{color:#90c2be;font-size:14px}
.tyfz-dl{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
.tyfz-dlcard{background:#03312e;border:1px solid rgba(255,255,255,.12);
border-radius:12px;padding:28px 16px;text-align:center;transition:.2s;
display:block}
.tyfz-dlcard:hover{transform:translateY(-4px);border-color:#49f3e7}
.tyfz-dlcard h3{margin:8px 0 4px;font-size:18px}
.tyfz-dlmeta{color:#90c2be;font-size:13px}
.tyfz-faq details{background:#03312e;border:1px solid rgba(255,255,255,.12);
border-radius:10px;padding:2px 20px;margin-bottom:12px}
.tyfz-faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none}
.tyfz-faq summary::-webkit-details-marker{display:none}
.tyfz-faq p{color:#90c2be;padding-bottom:16px}
.tyfz-quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}
.tyfz-quote{background:#03312e;border:1px solid rgba(255,255,255,.12);
border-radius:12px;padding:22px;margin:0;font-size:14.5px}
.tyfz-quote span{display:block;margin-top:9px;font-size:12.5px;color:#90c2be}
.tyfz-flinks{background:#022320;border-top:1px solid rgba(255,255,255,.12);padding:34px 0}
.tyfz-flinks h2{font-size:15px;color:#90c2be;margin-bottom:14px;font-weight:600}
.tyfz-flinks-list{display:flex;flex-wrap:wrap;gap:10px 22px}
.tyfz-flinks-list a{color:#49f3e7;font-size:14px}
.tyfz-flinks-list a:hover{text-decoration:underline}
.tyfz-ft{background:#011211;border-top:1px solid rgba(255,255,255,.12);padding:30px 0;
text-align:center}
.tyfz-ft-brand{display:flex;align-items:center;justify-content:center;gap:8px;
font-weight:800;margin-bottom:8px}
.tyfz-ft a{color:#90c2be;margin:0 9px;font-size:13.5px}
.tyfz-ft-copy{color:#90c2be;font-size:13px;margin-top:8px}
.tyfz-doc{padding:70px 0;max-width:70ch}
.tyfz-doc h1{font-size:32px;font-weight:900;margin-bottom:18px}
.tyfz-doc h2{font-size:18px;font-weight:800;margin:24px 0 6px}
.tyfz-doc p{color:#90c2be;margin-bottom:12px}
@media(max-width:900px){
.tyfz-hero-in{grid-template-columns:1fr}
.tyfz-hero-logo{display:none}
.tyfz-feats,.tyfz-steps,.tyfz-dl,.tyfz-quotes,
.tyfz-strip .tyfz-container{grid-template-columns:1fr 1fr}
.tyfz-navlinks{display:none}
}
@media(max-width:560px){
.tyfz-feats,.tyfz-steps,.tyfz-dl,.tyfz-quotes{grid-template-columns:1fr}
}