body {
margin: 0;
font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
background: #f5f5f5;
color: #222222;
line-height: 1.6;
}

.container {
max-width: 960px;
margin: 0 auto;
padding: 1.5rem 1rem;
}

.site-header {
background: #ffffff;
border-bottom: 1px solid #dddddd;
}

.site-header-inner {
display: flex;
align-items: center;
gap: 1rem;
}

.logo {
height: 48px;
width: 48px;
object-fit: contain;
}

.site-title {
margin: 0;
font-size: 1.6rem;
color: #2b5a7f;
}

.site-subtitle {
margin: 0.25rem 0 0;
font-size: 0.95rem;
color: #666666;
}

.site-nav {
background: #ffffff;
border-bottom: 1px solid #dddddd;
}

.nav-list {
list-style: none;
margin: 0;
padding: 0.5rem 0;
display: flex;
flex-wrap: wrap;
gap: 0.75rem;
font-size: 0.9rem;
}

.nav-list a {
text-decoration: none;
color: #2b5a7f;
padding: 0.2rem 0.6rem;
border-radius: 999px;
background: #e3eff7;
}

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

.site-main {
min-height: 60vh;
}

.section {
margin: 2rem 0;
}

.section h2 {
margin-top: 0;
font-size: 1.4rem;
color: #2b5a7f;
}

.section h3 {
margin-top: 1.5rem;
font-size: 1.15rem;
color: #2b5a7f;
}

.muted {
color: #666666;
font-size: 0.9rem;
}

.site-footer {
border-top: 1px solid #dddddd;
background: #f0f0f0;
padding: 1.25rem 0 2rem;
font-size: 0.85rem;
color: #666666;
}

.footer-text {
margin: 0.25rem 0;
}

.footer-meta {
margin-top: 0.75rem;
font-size: 0.8rem;
}

@media (max-width: 720px) {
.site-header-inner {
flex-direction: column;
align-items: flex-start;
}
}