@property --hue{syntax:"<number>";inherits:false;initial-value:277}@keyframes hue-animation{0%{--hue:277}to{--hue:calc(277 + 360)}}body{margin:0;font-family:system-ui,sans-serif;&:has(.homepage){background-color:oklch(58% .2 var(--hue));animation:linear hue-animation;animation-timeline:scroll(root)}}