.app-block {
    max-width: 800px;
    margin: 0 auto;
}

.app-block .inputContent {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    border: 2px dashed #ccc;
    border-radius: 8px;
    background-color: #f9f9f9;
    transition: all 0.3s ease;
    cursor: pointer;
}

.app-block .inputContent:hover {
    border-color: #007bff;
    background-color: #f0f8ff;
}

.app-block .inputContent.dragover {
    border-color: #007bff;
    background-color: #e6f3ff;
}

.app-block .input_text {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

.app-block .fileInput {
    display: none;
}

.app-block #fileName {
    margin-top: 10px;
    font-weight: 500;
    color: #555;
}

.app-block .actionButton {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    background-color: #007bff;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    margin-top: 20px;
    transition: all 0.3s ease;
    min-width: 160px;
    cursor: pointer;
}

.app-block .actionButton:hover:not(.disabled) {
    background-color: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
}

.app-block .actionButton.disabled {
    background-color: #6c757d;
    cursor: not-allowed;
    opacity: 0.6;
}

.app-block .spinner {
    margin-right: 8px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.app-block .footer {
    margin-top: 20px;
    text-align: center;
}

.app-block .error {
    color: #dc3545;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
}

.app-block .download {
    display: inline-block;
    margin: 10px;
    padding: 10px 20px;
    background-color: #28a745;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.app-block .download:hover {
    background-color: #1e7e34;
    color: white;
    text-decoration: none;
}

.app-block .download.hidden {
    display: none;
}

.app-block .row {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.app-block .action {
    width: 100%;
    max-width: 400px;
}

.app-block .formInput {
    width: 100%;
}

/* Responsive design */
@media (max-width: 768px) {
    .app-block {
        margin: 0 15px;
    }
    
    .app-block .inputContent {
        padding: 15px;
    }
    
    .app-block .actionButton {
        width: 100%;
        margin-top: 15px;
    }
}