body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f4f9;
    color: #333;
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
    min-height: 100vh;
}

.container {
    background-color: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    max-width: 800px;
    width: 100%;
}

.header {
    margin-bottom: 30px;
    border-bottom: 2px solid #4CAF50;
    padding-bottom: 20px;
}

.header h1 {
    color: #2c3e50;
    margin-top: 0;
}

.header p {
    line-height: 1.6;
    margin-bottom: 10px;
}

.highlight {
    color: #4CAF50;
    font-weight: bold;
}

.form-group {
    margin-bottom: 25px;
}

label {
    display: block;
    font-weight: bold;
    margin-bottom: 8px;
    color: #2c3e50;
}

.required {
    color: red;
}

.help-text {
    font-size: 0.9em;
    color: #666;
    margin-top: -5px;
    margin-bottom: 10px;
}

input[type="text"],
input[type="number"],
input[type="email"],
textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    box-sizing: border-box;
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="email"]:focus,
textarea:focus {
    border-color: #4CAF50;
    outline: none;
}

.checkbox-group label,
.radio-group label {
    display: block;
    font-weight: normal;
    margin-bottom: 8px;
    cursor: pointer;
}

.checkbox-group input,
.radio-group input {
    margin-right: 10px;
}

.agreement-section {
    background-color: #f9f9f9;
    padding: 20px;
    border-radius: 4px;
    border: 1px solid #eee;
}

.agreement-content {
    font-size: 0.9em;
    color: #555;
    margin-bottom: 15px;
    max-height: 200px;
    overflow-y: auto;
}

.agreement-checkbox {
    font-size: 1.1em;
    color: #2c3e50;
}

.error-message {
    color: #d32f2f;
    background-color: #ffebee;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 20px;
    text-align: center;
}

.form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 30px;
}

.submit-btn {
    background-color: #4CAF50;
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-btn:hover {
    background-color: #45a049;
}

.back-link {
    color: #666;
    text-decoration: none;
}

.back-link:hover {
    text-decoration: underline;
}

.field-error {
    color: red;
    font-size: 0.9em;
    margin-top: 5px;
    display: none;
}