/* Detailed arena mural; static layers keep scrolling and controls responsive. */
.arena-wallpaper{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;background:#090b1b}
.arena-wallpaper-side{position:absolute;top:-4px;bottom:-4px;width:max(190px,calc((100vw - 1470px)/2));overflow:hidden;filter:blur(.8px);opacity:.92;background:url('https://mojumon-artwork.senseicjdojo.workers.dev/assets/arena-wallpaper-v93.png') left center/auto 100% no-repeat}
.arena-wallpaper-left{left:-2px}.arena-wallpaper-right{right:-2px;background-position:right center}
.arena-wallpaper::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#08061022,transparent 10%,#080610aa 27%,#080610aa 73%,transparent 90%,#08061022),linear-gradient(#07060d22,transparent 25%,#07060d22 80%,#07060d77)}
body>.app{position:relative;z-index:1}
@media(max-width:1100px){.arena-wallpaper{display:none}}