:root {
    --maxw: 920px;
    --text: #111;
    --muted: #555;
}

* { box-sizing: border-box; }

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    margin: 0;
    background: #fff;
    color: var(--text);
}

.site-header {
    padding: 18px;
}

.nav {
    max-width: var(--maxw);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    height: 28px;
}

.nav-right {
    display: flex;
    gap: 10px;
}

.btn {
    padding: 9px 12px;
    border-radius: 10px;
    text-decoration: none;
    font-size: 14px;
    border: 1px solid #e6e6e6;
    color: #111;
    background: #fff;
}

.btn-primary {
    background: #111;
    color: #fff;
    border-color: #111;
}

.site-content {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 32px 18px 64px 18px;
}

.intro {
    margin-bottom: 32px;
}

.homepage-title {
    margin: 0 0 8px 0;
    font-size: 28px;
}

.site-description {
    margin: 0;
    color: var(--muted);
    max-width: 720px;
}

.section + .section {
    margin-top: 32px;
}

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

.link-list li {
    margin: 6px 0;
}

.post-title {
    margin-bottom: 20px;
}