.bistrot .back-to-top{position:fixed;right:24px;bottom:24px;z-index:24;display:grid;place-items:center;width:52px;height:52px;padding:0;border:1px solid #ffffff80;border-radius:50%;background:var(--blue,#172d42);color:#fffdf7;box-shadow:0 4px 18px #172d4226;touch-action:manipulation;transition:background .18s,transform .18s}
.bistrot .back-to-top[hidden],.bistrot.dialog-open .back-to-top,.mobile-keyboard .bistrot .back-to-top{display:none}
.bistrot .back-to-top svg{pointer-events:none}
@media(hover:hover){.bistrot .back-to-top:hover{background:var(--red,#923247);transform:translateY(-3px)}}
@media(max-width:780px){
  .bistrot .back-to-top{width:48px;height:48px;right:calc(16px + env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px))}
  .bistrot.has-mobile-bag .back-to-top{bottom:calc(var(--mobile-bag-height,88px) + 12px)}
}