body {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
    padding: 0;
    background: #fff;
    color: #000;
}

.layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 160px;
    background: #f4f4f4;
    border-right: 1px solid #ccc;
    padding: 10px;
    flex-shrink: 0;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 12px;
}

.sidebar-section {
    margin-bottom: 15px;
    border: 1px solid #aaa;
    background: #e0e0e0;
}

.sidebar-section-title {
    background: #c8c8c8;
    padding: 4px 8px;
    font-weight: bold;
    font-size: 12px;
    border-bottom: 1px solid #aaa;
}

.sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar li {
    margin: 0;
}

.sidebar a {
    display: block;
    padding: 3px 8px;
    color: #0000ee;
    text-decoration: underline;
    font-size: 12px;
}

.sidebar a:hover {
    background: #d0d0d0;
    color: #0000ee;
}

.sidebar a.active {
    background: #b0b0b0;
    color: #000;
    text-decoration: none;
    font-weight: bold;
}

.main {
    flex: 1;
    padding: 15px 30px;
    max-width: 1000px;
}

a {
    color: #0000ee;
    text-decoration: underline;
}

a:hover {
    color: #0000ee;
    text-decoration: underline;
}

h1 {
    font-size: 24px;
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 15px;
    padding-bottom: 5px;
    border-bottom: 2px solid #ccc;
}

h2 {
    font-size: 18px;
    font-weight: bold;
    margin-top: 25px;
    margin-bottom: 10px;
}

h3 {
    font-size: 14px;
    font-weight: bold;
    margin-top: 20px;
    margin-bottom: 8px;
}

ul {
    padding-left: 25px;
}

li {
    margin: 3px 0;
}

hr {
    border: none;
    border-top: 1px solid #ccc;
    margin: 25px 0;
}

code {
    background: #f4f4f4;
    padding: 1px 4px;
    font-family: "Courier New", monospace;
    font-size: 13px;
}

pre {
    background: #f4f4f4;
    border: 1px solid #ccc;
    padding: 10px;
    overflow-x: auto;
    font-family: "Courier New", monospace;
    font-size: 13px;
    line-height: 1.4;
    margin: 10px 0;
}

.version-list {
    list-style: none;
    padding: 0;
}

.version-list li {
    padding: 8px 0;
}

.version-list .version-number {
    font-weight: bold;
    font-size: 20px;
    margin-bottom: 3px;
}

.version-list .version-date {
    color: #666;
    font-size: 12px;
    margin-bottom: 5px;
}

.version-list .version-desc {
    color: #333;
}

.version-list .version-desc ul {
    padding-left: 20px;
    margin: 5px 0;
}

.version-list .version-desc ul li {
    padding: 2px 0;
    border: none;
}