:root{--wallpaper:radial-gradient(1100px 680px at 6% -8%, #cddfff, transparent 60%), radial-gradient(900px 620px at 100% 4%, #f0d8ff, transparent 55%), radial-gradient(1000px 720px at 62% 108%, #d3f3ec, transparent 60%), #eef2f8}.glass:before{content:"";z-index:-1;pointer-events:none;background:var(--wallpaper);position:fixed;inset:0}.site-header{z-index:50;-webkit-backdrop-filter:saturate(180%)blur(20px);backdrop-filter:saturate(180%)blur(20px);border-bottom:1px solid var(--border);position:relative;box-shadow:inset 0 1px #ffffff73}.site-header.is-sticky:after{content:"";background:var(--border);height:1px;position:absolute;bottom:-1px;left:0;right:0}