body{display:flex;min-height:100vh;background:var(--background)}body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(760px 520px at 2% 0%,var(--wall-a),transparent 60%),radial-gradient(680px 460px at 0% 82%,var(--wall-c),transparent 58%),radial-gradient(900px 560px at 98% 14%,var(--wall-b),transparent 62%)}.main{flex:1;min-width:0;padding:30px}