body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    padding: 20px;
    max-width: 800px;
    margin: 0 auto;
    color: #333;
}

h1, h2 {
    color: #2c3e50;
}

form {
    margin-bottom: 20px;
    background: #f9f9f9;
    padding: 20px;
    border-radius: 5px;
}

textarea {
    width: 100%;
    height: 100px;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    resize: vertical;
}

button {
    background-color: #3498db;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #2980b9;
}

.error {
    color: #e74c3c;
    font-weight: bold;
}

.copy-button {
    margin-left: 10px;
    background-color: #2ecc71;
}

.copy-button:hover {
    background-color: #27ae60;
}

#copyAll {
    margin-top: 20px;
    background-color: #f39c12;
}

#copyAll:hover {
    background-color: #d35400;
}

.debug-info {
    background-color: #f0f0f0;
    padding: 10px;
    margin-top: 20px;
    white-space: pre-wrap;
    font-size: 0.9em;
    border-radius: 4px;
}

.learning-goal {
    margin-bottom: 20px;
    background: #ecf0f1;
    padding: 15px;
    border-radius: 5px;
}

.learning-goal-details {
    margin-left: 20px;
}

#descriptionHelp {
    font-size: 0.9em;
    color: #7f8c8d;
}

.target-group {
    background-color: #f0f0f0;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.target-group h3 {
    margin-top: 0;
    color: #333;
}

.target-group ul {
    margin: 0;
    padding-left: 20px;
}

.target-group li {
    margin-bottom: 10px;
}