.notification{animation:slideIn 0.3s forwards,fadeOut 0.5s 2.5s forwards}@keyframes slideIn{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes fadeOut{from{opacity:1}to{opacity:0}}.result-box{scrollbar-width:thin;scrollbar-color:#6366f1 #e5e7eb}.result-box::-webkit-scrollbar{width:8px}.result-box::-webkit-scrollbar-track{background:#f3f4f6;border-radius:4px}.result-box::-webkit-scrollbar-thumb{background-color:#6366f1;border-radius:4px}.language-btn.active{background-color:#e0e7ff;color:#6366f1;font-weight:600}.mode-btn.active{background-color:#e0e7ff;color:#6366f1;font-weight:600}