.site-head>nav{align-items:center;gap:22px}
.nav-tools{position:relative}
.nav-tools summary{cursor:pointer;list-style:none;font-weight:750;font-size:.76rem;white-space:nowrap}
.nav-tools summary::-webkit-details-marker{display:none}
.nav-tools summary:after{content:" +";color:#5addff}
.nav-tools[open] summary:after{content:" −"}
.nav-tools>div{position:absolute;z-index:50;top:calc(100% + 18px);right:0;width:245px;padding:9px;border:1px solid #31516b;border-radius:8px 18px;background:#071523;box-shadow:0 25px 70px #000a}
.nav-tools>div a{display:block;padding:12px 13px;border-radius:8px;color:#dce9f0}
.nav-tools>div a:hover,.nav-tools>div a:focus{background:#102a40;color:#6de5ff}
.site-head nav .nav-myxpeng{padding:10px 14px;border:1px solid #55dfff;border-radius:999px;color:#6de5ff}
.site-head nav .nav-myxpeng span{font-weight:500;opacity:.72}
.site-head nav .nav-myxpeng b{font-weight:800;color:inherit;white-space:nowrap}
.site-head nav .nav-myxpeng:hover{background:#55dfff;color:#06111d}
.home-hero-v2 h1{font-size:clamp(3.5rem,5.6vw,5.9rem);line-height:.87}
.home-hero-v2 h1 .hero-line{display:block;white-space:nowrap}
@media(max-width:900px){
  .site-head.open nav{gap:4px}
  .nav-tools summary,.site-head.open nav>a{padding:12px;font-size:.9rem}
  .nav-tools>div{position:static;width:auto;margin:5px 0;padding:5px 5px 5px 18px;box-shadow:none}
  .site-head nav .nav-myxpeng{border-radius:10px}
  .home-hero-v2 h1 .hero-line{white-space:normal}
}