body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    color: #222;
    background: #fff;
    line-height: 1.6;
}

a {
    color: #1a73e8;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 16px;
}

.site-header {
    border-bottom: 1px solid #eaeaea;
    padding: 16px 0;
}

.site-title {
    margin: 0;
    font-size: 28px;
}

.site-description {
    color: #555;
    max-width: 700px;
}

.main-nav {
    background: #f8f9fa;
    border-bottom: 1px solid #eaeaea;
}

.main-nav a {
    padding: 10px 12px;
    display: inline-block;
}

.main-nav a.active {
    font-weight: 600;
    text-decoration: underline;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    padding: 12px 0;
    margin: 0;
}

.layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.post-layout {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.post-preview {
    margin-bottom: 32px;
}

.excerpt {
    color: #555;
}

.sidebar .widget {
    margin-bottom: 32px;
}

.page-header {
    border-bottom: 1px solid #f0f0f0;
    padding: 24px 0;
    margin-bottom: 32px;
}

.page-note {
    color: #666;
    margin-top: 8px;
}

.main-nav a.active {
    font-weight: 600;
    text-decoration: underline;
    padding: 10px 14px;
}

.content section {
    margin-bottom: 32px;
}

.site-footer {
    margin-top: 80px;
    padding: 24px 0;
    border-top: 1px solid #eee;
    font-size: 14px;
    color: #666;
}