.BackToTop_button__mQM7m{position:fixed;right:var(--gap);bottom:calc(var(--gap) + env(safe-area-inset-bottom, 0px));z-index:40;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--r-pill);border:1px solid color-mix(in oklab,var(--signal) 55%,var(--line-strong));background:var(--panel);color:color-mix(in oklab,var(--signal) 55%,var(--ink-dim));cursor:pointer;box-shadow:0 2px 14px rgb(0 0 0/.35),0 0 12px -4px color-mix(in oklab,var(--signal) 45%,transparent);animation:BackToTop_rise___tZH_ var(--dur) var(--ease);transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease)}.BackToTop_button__mQM7m:hover{border-color:color-mix(in oklab,var(--signal) 80%,var(--line-strong));color:var(--signal);box-shadow:0 2px 14px rgb(0 0 0/.35),0 0 16px -3px color-mix(in oklab,var(--signal) 60%,transparent)}.BackToTop_button__mQM7m:focus-visible{outline:none;border-color:var(--signal);color:var(--signal);box-shadow:0 2px 14px rgb(0 0 0/.35),0 0 0 3px color-mix(in oklab,var(--signal) 45%,transparent)}@keyframes BackToTop_rise___tZH_{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.BackToTop_button__mQM7m{animation:none}}