/* Basic Styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header h1 {
    text-align: center;
    margin-bottom: 10px;
}

nav ul {
    list-style: none;
    padding: 0;
    text-align: center;
    margin-bottom: 30px;
}

nav ul li {
    display: inline;
    margin-right: 15px;
}

nav ul li a {
    text-decoration: none;
    color: #007BFF;
    font-weight: bold;
}

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

h2 {
    border-bottom: 2px solid #007BFF;
    padding-bottom: 10px;
    margin-top: 30px;
}

#publications-list ul {
    list-style: none;
    padding: 0;
}

#publications-list li {
    margin-bottom: 20px;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background-color: #fafafa;
}

#publications-list .title {
    font-weight: bold;
    font-size: 1.1em;
    display: block;
    margin-bottom: 5px;
}

#publications-list .year {
    color: #666;
    margin-bottom: 5px; /* Adjusted margin */
    display: block;
}

#publications-list .last-modified {
    color: #666;
    font-size: 0.9em;
    margin-bottom: 10px;
    display: block;
}

#publications-list .doi-link {
    display: inline-block;
    text-decoration: none;
    background-color: #007BFF;
    color: #fff;
    padding: 5px 10px;
    border-radius: 3px;
    font-size: 0.9em;
}

#publications-list .doi-link:hover {
    background-color: #0056b3;
}

footer {
    text-align: center;
    margin-top: 40px;
    color: #777;
}

pre {
    background-color: #eee;
    padding: 1em;
    overflow-x: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
}