* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    padding: 40px 0 30px 0;
    border-bottom: 2px solid #eee;
    margin-bottom: 30px;
}

header h1 {
    font-size: 2.5rem;
    color: #222;
    margin-bottom: 10px;
}

.effective-date {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.intro {
    color: #555;
    font-size: 1rem;
    line-height: 1.8;
}

main {
    flex: 1;
}

section {
    margin-bottom: 30px;
}

section h2 {
    font-size: 1.4rem;
    color: #222;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

section h3 {
    font-size: 1.1rem;
    color: #333;
    margin-top: 20px;
    margin-bottom: 10px;
}

section p {
    margin-bottom: 15px;
    color: #555;
    line-height: 1.8;
}

section ul {
    margin-left: 20px;
    margin-bottom: 15px;
}

section li {
    margin-bottom: 10px;
    color: #555;
    line-height: 1.6;
}

section strong {
    color: #222;
}

a {
    color: #0066cc;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.closing {
    background-color: #f0f7ff;
    padding: 20px;
    border-left: 4px solid #0066cc;
    margin: 30px 0;
}

.closing p {
    margin: 0;
    color: #333;
    font-weight: 500;
}

footer {
    text-align: center;
    padding: 20px 0;
    border-top: 2px solid #eee;
    margin-top: 40px;
    color: #777;
    font-size: 0.9rem;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    header h1 {
        font-size: 1.8rem;
    }

    section h2 {
        font-size: 1.2rem;
    }

    section h3 {
        font-size: 1rem;
    }
}