body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    line-height: 1.8;
    color: #333;
    background-color: #f9f9f9;
}

.container {
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h1 {
    color: #1a1a1a;
    border-bottom: 3px solid #007AFF;
    padding-bottom: 15px;
    margin-bottom: 30px;
    font-size: 2em;
}

h2 {
    color: #333;
    margin-top: 40px;
    margin-bottom: 20px;
    font-size: 1.5em;
    border-left: 4px solid #007AFF;
    padding-left: 15px;
}

h3 {
    color: #555;
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 1.2em;
}

h4 {
    color: #666;
    margin-top: 20px;
    margin-bottom: 10px;
}

p {
    margin-bottom: 15px;
}

ul, ol {
    margin-bottom: 20px;
    padding-left: 30px;
}

li {
    margin-bottom: 8px;
}

a {
    color: #007AFF;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

strong {
    color: #1a1a1a;
    font-weight: 600;
}

hr {
    border: none;
    border-top: 1px solid #e0e0e0;
    margin: 40px 0;
}

.back-link {
    display: inline-block;
    margin-bottom: 20px;
    color: #007AFF;
    text-decoration: none;
    font-size: 0.9em;
}

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

.last-updated {
    color: #888;
    font-size: 0.9em;
    margin-bottom: 30px;
}

.contact-info {
    background-color: #f5f5f7;
    padding: 20px;
    border-radius: 8px;
    margin-top: 30px;
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 20px;
    }

    h1 {
        font-size: 1.5em;
    }

    h2 {
        font-size: 1.3em;
    }
}