.scroll-to-top-container{position:fixed!important;bottom:24px!important;left:24px!important;right:auto!important;z-index:9997!important;display:inline-block;transform-origin:center center;opacity:0;transform:scale(0);isolation:isolate!important;contain:layout style!important}[dir=rtl] .scroll-to-top-container{left:auto!important;right:24px!important}.scroll-progress-ring{position:absolute;top:0;left:0;width:48px;height:48px;pointer-events:none}.scroll-progress-ring-progress{filter:drop-shadow(0 0 6px var(--color-accent))}.scroll-to-top-btn{position:relative!important;z-index:1!important;display:flex!important;align-items:center!important;justify-content:center!important;width:48px!important;height:48px!important;border-radius:50%!important;background:linear-gradient(135deg,var(--color-primary,#3b82f6) 0,var(--color-primary-accent,#2563eb) 100%)!important;color:white!important;box-shadow:0 4px 12px rgba(0,0,0,.15)!important;outline:none!important;border:none!important;cursor:pointer!important;backdrop-filter:blur(10px);transition:none}.scroll-to-top-btn:focus{outline:3px solid var(--color-focus,#fbbf24)!important;outline-offset:2px!important}.scroll-to-top-icon{width:var(--space-5);height:var(--space-5);filter:drop-shadow(0 1px 2px rgba(0,0,0,.2))}@media (max-width:640px){.scroll-to-top-container{bottom:16px!important;left:16px!important}[dir=rtl] .scroll-to-top-container{left:auto!important;right:16px!important}}@media (prefers-reduced-motion:reduce){.scroll-progress-ring-progress,.scroll-to-top-btn{transition:none!important;animation:none!important}}