.lhi-back-to-top{z-index:var(--lhi-z-back-to-top);background:var(--accent);width:2.75rem;height:2.75rem;color:var(--lhi-fg-on-accent);box-shadow:0 4px 16px rgba(var(--accent-rgb), .4);transition:var(--transition);opacity:0;pointer-events:none;border:none;border-radius:50%;justify-content:center;align-items:center;display:flex;position:fixed;bottom:2rem;right:2rem}.lhi-back-to-top.lhi-is-visible{opacity:1;pointer-events:auto}.lhi-back-to-top:hover{box-shadow:0 8px 24px rgba(var(--accent-rgb), .5);transform:translateY(-3px)}.lhi-back-to-top:focus-visible{box-shadow:var(--focus-ring);outline:none}.lhi-back-to-top__icon{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:1em;height:1em}@media (prefers-reduced-motion:reduce){.lhi-back-to-top{transition:none}.lhi-back-to-top:hover{transform:none}}