.BackToTop-module__UKHSXa__button{z-index:1000;background:var(--bg-elevated);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-light);border-radius:var(--radius-full);width:44px;height:44px;box-shadow:var(--shadow-md);cursor:pointer;color:var(--text-secondary);opacity:0;pointer-events:none;transition:opacity var(--transition-slow), transform var(--transition-slow), border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);justify-content:center;align-items:center;display:flex;position:fixed;bottom:40px;right:40px;transform:translateY(20px)}.BackToTop-module__UKHSXa__visible{opacity:1;pointer-events:auto;transform:translateY(0)}.BackToTop-module__UKHSXa__button:hover{background:var(--bg-elevated);border-color:var(--brand-purple);color:var(--brand-purple);box-shadow:var(--shadow-lg);transform:translateY(-2px)}@media (max-width:768px){.BackToTop-module__UKHSXa__button{width:40px;height:40px;bottom:24px;right:24px}}@media (prefers-reduced-motion:reduce){.BackToTop-module__UKHSXa__button{transition:opacity var(--transition-fast), color var(--transition-fast)}.BackToTop-module__UKHSXa__button:hover{transform:none}}