.altum-backdrop{position:fixed;inset:0;pointer-events:none;z-index:0}.altum-backdrop__grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:96px 96px;opacity:.18;mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,black 20%,transparent 90%);-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,black 20%,transparent 90%)}.altum-backdrop__glow{position:absolute;inset:0;background:radial-gradient(ellipse 60% 40% at 75% 15%,var(--accent-glow),transparent 70%),radial-gradient(ellipse 50% 30% at 15% 85%,rgba(212,205,184,.03),transparent 70%)}.altum-hero-mark{position:absolute;top:-20px;right:10%;font-family:var(--font-serif);font-style:italic;font-size:180px;line-height:1;color:var(--accent);opacity:.08;font-weight:300;pointer-events:none;transform:rotate(-8deg);letter-spacing:-.05em}