.back-to-top{position:fixed;right:max(22px,env(safe-area-inset-right));bottom:max(24px,env(safe-area-inset-bottom));z-index:80;display:flex;align-items:center;justify-content:center;width:52px;height:68px;padding:9px;border:1px solid #b59a66;border-radius:28px;background:rgba(250,247,238,.94);backdrop-filter:blur(12px);color:#8d191c;box-shadow:0 5px 20px #392b2026;cursor:pointer;transition:background .25s,box-shadow .25s,transform .25s}.back-to-top[hidden]{display:none}.back-to-top svg{width:26px;height:48px;overflow:visible;transition:transform .3s}.back-to-top .arrow-shaft{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}.back-to-top .arrow-head{fill:currentColor}.back-to-top .arrow-feathers{fill:#b59a66;stroke:currentColor;stroke-width:1}.back-to-top span{position:absolute;right:62px;white-space:nowrap;padding:7px 10px;border-radius:4px;background:#8d191c;color:#fff;font:13px Arial,sans-serif;opacity:0;pointer-events:none;transform:translateX(5px);transition:opacity .2s,transform .2s}.back-to-top:focus-visible{outline:3px solid #8d191c;outline-offset:4px}.back-to-top:focus-visible span{opacity:1;transform:none}@media(hover:hover){.back-to-top:hover{background:#8d191c;color:#fff;box-shadow:0 8px 25px #392b2040;transform:translateY(-3px)}.back-to-top:hover svg{transform:translateY(-5px)}.back-to-top:hover span{opacity:1;transform:none}}@media(max-width:550px){.back-to-top{right:14px;bottom:max(18px,env(safe-area-inset-bottom));width:46px;height:60px}.back-to-top svg{height:42px}}@media(prefers-reduced-motion:reduce){.back-to-top,.back-to-top svg,.back-to-top span{transition:none}}

.back-to-top{opacity:.48;transition:opacity .25s,background .25s,box-shadow .25s,transform .25s}.back-to-top:focus-visible,.back-to-top:active{opacity:1}@media(hover:hover){.back-to-top:hover{opacity:1}}@media(prefers-reduced-motion:reduce){.back-to-top{transition:none}}