.data-collection-container {
    max-width: 800px;
    margin: 0 auto;
}

.section {
    margin-bottom: 40px;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 15px;
}

.section h2 {
    font-size: 1.8em;
    margin-bottom: 25px;
    color: #333;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: #555;
}

.form-input, .form-textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1em;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.message-area {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    display: none;
}

.message-area.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.message-area.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

.message-area.info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
    display: block;
}