@keyframes bgBreathing{0%,100%{background-size:100% auto}50%{background-size:104% auto}}.bg-breathing{background-position:center center;animation:bgBreathing 8s ease-in-out infinite}@keyframes bgSoftFocus{0%{filter:blur(6px) brightness(1.05)}100%{filter:blur(0px) brightness(1)}}.bg-soft-focus{animation:bgSoftFocus 3s cubic-bezier(0.25,0.1,0.25,1) forwards}@keyframes grainShift{0%,100%{transform:translate(0,0)}10%{transform:translate(-2%,-3%)}30%{transform:translate(3%,-1%)}50%{transform:translate(-1%,2%)}70%{transform:translate(2%,1%)}90%{transform:translate(-3%,-2%)}}.bg-grain{position:relative;overflow:hidden}.bg-grain::after{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");background-size:128px 128px;opacity:0.04;pointer-events:none;z-index:1;animation:grainShift 0.8s steps(1) infinite}@keyframes lightLeakMove{0%{transform:translate(-30%,20%) scale(1);opacity:0}20%{opacity:0.15}50%{transform:translate(10%,-10%) scale(1.3);opacity:0.1}80%{opacity:0.15}100%{transform:translate(40%,-30%) scale(1);opacity:0}}.bg-light-leak{position:relative;overflow:hidden}.bg-light-leak::after{content:"";position:absolute;top:-20%;left:-20%;width:140%;height:140%;background:radial-gradient(ellipse at center,rgba(255,180,80,0.5) 0%,rgba(255,120,50,0.2) 40%,transparent 70%);pointer-events:none;z-index:1;animation:lightLeakMove 12s ease-in-out infinite}