:root{--dli-red:#ff2a20}
.dli-shell-header{position:fixed;z-index:70;left:0;right:0;top:0;height:86px;padding:0 4.7vw;display:flex;align-items:center;color:#fff;background:rgba(7,7,7,.92);border-bottom:1px solid rgba(255,255,255,.1);transition:height .3s ease,background .3s ease,border-color .3s ease;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.education-page .dli-shell-header:not(.is-scrolled),.insight-page .dli-shell-header:not(.is-scrolled){background:linear-gradient(180deg,rgba(4,4,4,.62),rgba(4,4,4,0));border-bottom-color:transparent;backdrop-filter:none;-webkit-backdrop-filter:none}
.dli-shell-header.is-scrolled{height:72px;background:rgba(7,7,7,.86);border-bottom-color:rgba(255,255,255,.1);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.dli-shell-brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}.dli-shell-brand .dli-mark{display:block;width:38px;height:38px;overflow:visible}.dli-shell-brand .dli-mark-body{fill:currentColor}.dli-shell-brand .dli-mark-dot{fill:var(--dli-red)}.dli-shell-brand>span{font-size:10px;font-weight:850;letter-spacing:.18em;opacity:.72}
.dli-shell-nav{margin-left:auto;display:flex;gap:29px;align-items:center}.dli-shell-nav a,.dli-shell-contact{position:relative;color:#fff;text-decoration:none;font-size:10px;font-weight:850;letter-spacing:.09em;opacity:.68}.dli-shell-nav a:hover,.dli-shell-nav a[aria-current="page"],.dli-shell-contact:hover{opacity:1}.dli-shell-nav a[aria-current="page"]:after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:1px;background:#fff}
.dli-shell-contact{margin-left:30px}.dli-shell-toggle{display:none;margin-left:auto;width:42px;height:42px;border:0;background:transparent;color:#fff;position:relative;z-index:90;cursor:pointer}.dli-shell-toggle span{position:absolute;left:9px;width:24px;height:1px;background:currentColor;transition:.3s}.dli-shell-toggle span:first-child{top:16px}.dli-shell-toggle span:last-child{top:25px}.dli-shell-open .dli-shell-toggle span:first-child{top:21px;transform:rotate(45deg)}.dli-shell-open .dli-shell-toggle span:last-child{top:21px;transform:rotate(-45deg)}
.dli-shell-menu{position:fixed;z-index:65;inset:0;background:#090909;color:#fff;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.dli-shell-open .dli-shell-menu{opacity:1;visibility:visible}.dli-shell-menu-inner{min-height:100svh;padding:94px 22px 34px;display:flex;flex-direction:column}.dli-shell-menu-inner>p{margin:0 0 34px;font-size:10px;font-weight:850;letter-spacing:.16em;opacity:.42}.dli-shell-menu nav{display:flex;flex-direction:column}.dli-shell-menu nav a{color:#fff;text-decoration:none;font-size:clamp(38px,10vw,58px);font-weight:780;line-height:1.04;letter-spacing:-.055em;padding:8px 0}.dli-shell-menu-footer{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding-top:24px;display:flex;justify-content:space-between;align-items:end;gap:20px}.dli-shell-menu-footer a{color:#fff;text-decoration:none;font-size:18px;font-weight:800}.dli-shell-menu-footer small{opacity:.46}.dli-shell-open{overflow:hidden}
@media(max-width:900px){.dli-shell-header{height:70px;padding:0 20px}.dli-shell-header.is-scrolled{height:62px}.dli-shell-brand>span{display:none}.dli-shell-brand .dli-mark{width:36px;height:36px}.dli-shell-nav,.dli-shell-contact{display:none}.dli-shell-toggle{display:block}}