.stroemung{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.stroemung .buehnenbild{position:absolute;top:0;bottom:0;background-size:cover;background-repeat:no-repeat;opacity:0;visibility:hidden;will-change:opacity}
.stroemung .buehnenbild.rechts{background-position:54% 44%;-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 24%,#000 100%),linear-gradient(180deg,transparent 0%,#000 15%,#000 85%,transparent 100%);-webkit-mask-composite:source-in;mask-image:linear-gradient(90deg,transparent 0%,#000 24%,#000 100%),linear-gradient(180deg,transparent 0%,#000 15%,#000 85%,transparent 100%);mask-composite:intersect}
.stroemung .buehnenbild.links{background-position:46% 44%;-webkit-mask-image:linear-gradient(90deg,#000 0%,#000 76%,transparent 100%),linear-gradient(180deg,transparent 0%,#000 15%,#000 85%,transparent 100%);-webkit-mask-composite:source-in;mask-image:linear-gradient(90deg,#000 0%,#000 76%,transparent 100%),linear-gradient(180deg,transparent 0%,#000 15%,#000 85%,transparent 100%);mask-composite:intersect}
.stroemung .buehnenbild::after{content:"";position:absolute;inset:0}
.stroemung .buehnenbild.rechts::after{background:linear-gradient(90deg,rgba(3,13,21,.9) 0%,rgba(4,17,26,.38) 38%,rgba(6,26,38,.05) 82%)}
.stroemung .buehnenbild.links::after{background:linear-gradient(270deg,rgba(3,13,21,.9) 0%,rgba(4,17,26,.38) 38%,rgba(6,26,38,.05) 82%)}
@media (max-width:820px){
  .stroemung .buehnenbild.rechts{background-position:76% 40%}
  .stroemung .buehnenbild.links{background-position:24% 40%}
  .stroemung .buehnenbild.rechts::after{background:linear-gradient(90deg,rgba(3,13,21,.97) 0%,rgba(3,13,21,.72) 50%,rgba(6,26,38,.08) 84%)}
  .stroemung .buehnenbild.links::after{background:linear-gradient(270deg,rgba(3,13,21,.97) 0%,rgba(3,13,21,.72) 50%,rgba(6,26,38,.08) 84%)}
}
.stroemung .taschenlampe{position:absolute;inset:0;opacity:0;transition:opacity .9s ease;mix-blend-mode:screen;background:radial-gradient(circle var(--tr2,170px) at var(--tx,50%) var(--ty,42%),rgba(216,246,255,.26),rgba(216,246,255,0) 70%),radial-gradient(circle var(--tr,360px) at var(--tx,50%) var(--ty,42%),rgba(150,220,242,.12),rgba(150,220,242,0) 76%)}
.torch-an .stroemung .taschenlampe{opacity:1}
.stroemung .blubber{position:absolute;inset:0;overflow:hidden}
.stroemung .blubber i{position:absolute;bottom:-6vh;left:var(--x);width:var(--s);height:var(--s);border-radius:50%;opacity:0;border:1px solid rgba(233,250,255,.72);background:radial-gradient(circle at 34% 30%,rgba(255,255,255,.72),rgba(190,235,255,.14) 55%,transparent 70%);animation:steigen var(--d) linear forwards}
@keyframes steigen{0%{transform:translate3d(0,0,0) scale(.55);opacity:0}12%{opacity:.9}78%{opacity:.68}100%{transform:translate3d(var(--dx),-112vh,0) scale(1.22);opacity:0}}
@media (prefers-reduced-motion:reduce){.stroemung .taschenlampe{display:none}.stroemung .blubber{display:none}}