.scroll-to-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background:var(--primary);color:var(--text-inverse);border:none;border-radius:50%;cursor:pointer;font-size:1.2rem;opacity:0;visibility:hidden;transition:all 0.3s ease;z-index:1000;display:flex;align-items:center;justify-content:center}.scroll-to-top.show{opacity:1;visibility:visible}.scroll-to-top:hover{transform:translateY(-3px);background:var(--primary-500)}.mobile-menu.active i{transform:rotate(90deg)}.mobile-menu i{transition:transform 0.3s ease}