.sf{pointer-events:none;position:absolute;inset:0;overflow:hidden}.sf__p{will-change:transform, opacity;background:#fff;border-radius:50%;position:absolute;box-shadow:0 0 4px #ffffff80}@keyframes sf-drift{0%,to{transform:translate(0)}50%{transform:translate(var(--dx), var(--dy))}}@keyframes sf-twinkle{0%,to{opacity:calc(var(--peak) * .25)}50%{opacity:var(--peak)}}@media (prefers-reduced-motion:reduce){.sf__p{opacity:var(--peak);animation:none!important}}