.fade-in-section{opacity:0;transform:translateY(20px);transition:opacity .8s ease-out,transform .8s ease-out;will-change:opacity,visibility}.fade-in-section.is-visible{opacity:1;transform:none}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#0a0a0a}::-webkit-scrollbar-thumb{background:#333;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#ff6b00}.float-btn{animation:float 3s ease-in-out infinite}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-10px)}to{transform:translateY(0)}}