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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    border-bottom: 2px solid #333;
    padding-bottom: 20px;
    margin-bottom: 40px;
}

h1 {
    font-size: 2.5em;
    margin-bottom: 5px;
}

.subtitle {
    color: #666;
    font-size: 1.1em;
    margin-bottom: 15px;
}

nav a {
    margin-right: 20px;
    text-decoration: none;
    color: #0066cc;
}

nav a:hover {
    text-decoration: underline;
}

section {
    margin-bottom: 40px;
}

h2 {
    color: #0066cc;
    margin-bottom: 15px;
}

.pub-note {
    font-style: italic;
    color: #666;
    margin-bottom: 10px;
    font-size: 0.95em;
}

.pub-list {
    list-style-type: none;
    padding-left: 0;
}

.pub-list li {
    margin-bottom: 10px;
    padding-left: 20px;
    text-indent: -20px;
}

footer {
    margin-top: 60px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
    text-align: center;
    color: #666;
    font-size: 0.9em;
}