.back-to-top{position:fixed;bottom:32px;right:32px;width:44px;height:44px;border-radius:16px;background:#ffffffd1;color:var(--text-color);border:1px solid var(--border-color);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:1000;box-shadow:0 16px 32px #1428781f;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);transition:background .22s,border-color .22s,color .22s,box-shadow .22s}.back-to-top:hover{background:var(--deep-color);color:var(--surface-color);border-color:var(--deep-color);box-shadow:0 18px 36px #14287833}@media(max-width:768px){.back-to-top{bottom:24px;right:24px;width:40px;height:40px}}