.upload-area {
    border: 2px dashed #ced4da;
    background: #f8fafc;
    cursor: pointer;
    transition: all 0.25s ease;
}

.upload-area:hover {
    background: #eef2ff;
    border-color: #0d6efd;
    transform: translateY(-2px);
}

.upload-area.dragover {
    background: #e7f1ff;
    border-color: #0d6efd;
    box-shadow: 0 0 0 4px rgba(13,110,253,0.1);
}

.upload-icon {
    font-size: 40px;
    transition: transform 0.2s ease;
}

.upload-area:hover .upload-icon {
    transform: scale(1.1);
}