body {
    background: #f8f9fa;
    margin: 0;
    font-family: -apple-system, system-ui, sans-serif;
    color: #3c4043;
    line-height: 1.7;
}

.top-nav {
    background: #fff;
    padding: 15px 20px;
    border-bottom: 1px solid #ddd;
}

.top-nav a {
    text-decoration: none;
    color: #1a73e8;
    font-weight: bold;
}

.content-wrapper {
    max-width: 750px;
    margin: 40px auto;
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.article-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: #202124;
}

.meta {
    color: #70757a;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.tag-pill {
    display: inline-block;
    background: #e8f0fe;
    color: #1a73e8;
    padding: 2px 10px;
    border-radius: 15px;
    font-size: 0.8rem;
    margin-right: 5px;
}

.markdown-body {
    margin-top: 30px;
    font-size: 1.1rem;
}

.markdown-body h2 {
    border-bottom: 1px solid #eee;
    padding-bottom: 5px;
}