:root {
    --primary: #5A7A9C;
    --bg: #FAFBFC;
    --surface: #FFFFFF;
    --text: #2D3748;
    --text-muted: #718096;
    --border: #E2E8F0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.7;
    padding: 40px 20px;
}

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

header {
    text-align: center;
    margin-bottom: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border);
}

.logo {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 12px;
}

.last-updated {
    color: var(--text-muted);
    font-size: 14px;
}

section {
    background: var(--surface);
    border-radius: 16px;
    padding: 28px;
    margin-bottom: 24px;
    border: 1px solid var(--border);
}

h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--primary);
}

h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 20px 0 12px 0;
}

p {
    margin-bottom: 16px;
    color: var(--text-muted);
}

ul {
    margin: 16px 0;
    padding-left: 24px;
}

li {
    margin-bottom: 8px;
    color: var(--text-muted);
}

.highlight {
    background: rgba(99, 102, 241, 0.1);
    border-left: 3px solid var(--primary);
    padding: 16px 20px;
    border-radius: 0 12px 12px 0;
    margin: 20px 0;
}

.highlight p {
    margin: 0;
    color: var(--text);
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 14px;
}

@media (max-width: 600px) {
    body {
        padding: 24px 16px;
    }

    section {
        padding: 20px;
    }

    h1 {
        font-size: 24px;
    }
}