/* Estilos generales responsive */
    .file-upload-container {
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
        padding: 15px;
    }
    
    /* Estilo para el botón de carga de archivos */
    .file-upload-label {
        display: flex;
        flex-direction: column;
        align-items: center;
        cursor: pointer;
        padding: 20px;
        border: 2px dashed #6c757d;
        border-radius: 6px;
        width: 100%;
        transition: all 0.3s;
        background-color: #f8f9fa;
        text-align: center;
    }
    
    .file-upload-label:hover {
        background-color: rgba(0, 115, 183, 0.1);
        border-color: #0073b7;
    }
    
    .file-upload-icon {
        font-size: 28px;
        margin-bottom: 8px;
        color: #0073b7;
    }
    
    .file-upload-label:hover .file-upload-icon {
        color: #0056b3;
    }
    
    .file-upload-text {
        font-weight: 600;
        color: #495057;
        margin-bottom: 4px;
    }
    
    .file-upload-hint {
        color: #6c757d;
        font-size: 12px;
    }
    
    /* Estado del archivo */
    .file-status {
        font-size: 14px;
        display: none;
        text-align: center;
        width: 100%;
        padding: 10px;
        border-radius: 4px;
    }
    
    .file-status.success {
        color: #28a745;
        background-color: rgba(40, 167, 69, 0.1);
    }
    
    .file-status.error {
        color: #dc3545;
        background-color: rgba(220, 53, 69, 0.1);
    }
    
    /* Botón de submit */
    .submit-btn {
        width: 100%;
        padding: 10px;
        font-weight: 600;
    }
    
    /* Responsive adjustments */
    @media (max-width: 576px) {
        .file-upload-label {
            padding: 15px;
        }
        
        .file-upload-icon {
            font-size: 24px;
        }
    }