.fade-in { animation: fadeIn 0.4s ease-in-out; }
@keyframes fadeIn { 
    from { opacity: 0; transform: translateY(15px); } 
    to { opacity: 1; transform: translateY(0); } 
}
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }
.draggable-item { cursor: move; }
.draggable-item:focus-within { z-index: 50; border-color: #3b82f6; }