body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    padding: 15px;
    border: 2px dashed var(--border-color);
    border-radius: 5px;
    background: #f0f8ff;
}

input,
select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.help-text {
    font-size: 0.875rem;
    color: #666;
    margin-top: 0.25rem;
}

.required {
    color: #e74c3c;
}

.actions {
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
}

button {
    padding: 0.75rem 1.5rem;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
}

button:disabled {
    background-color: #bdc3c7;
    cursor: not-allowed;
}

button:hover:not(:disabled) {
    background-color: #2980b9;
}

#output {
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 4px;
    margin-top: 2rem;
    white-space: pre-wrap;
    max-height: 300px;
    overflow-y: auto;
}

.hidden {
    display: none;
}

.privacy-notice {
    background-color: #e8f4fc;
    border-left: 4px solid var(--primary-color);
    padding: 15px;
    margin-bottom: 25px;
    border-radius: 4px;
    display: flex;
    align-items: flex-start;
}

.privacy-notice .icon {
    font-size: 24px;
    margin-right: 15px;
    color: var(--primary-color);
}

.error {
    color: var(--danger-color);
    font-weight: bold;
}

.file-parse {
    margin-bottom: 20px;
    padding: 15px;
    border: 2px dashed var(--border-color);
    border-radius: 5px;
    text-align: center;
    background: #f0f8ff;
}

.file-parse p {
    margin-bottom: 10px;
}