:root { color-scheme: light dark; }
body {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1rem;
  font-family: system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
  line-height: 1.8;
}
.site-header { border-bottom: 1px solid #8884; margin-bottom: 1.5rem; padding-bottom: .5rem; }
.site-title { font-weight: bold; font-size: 1.2rem; text-decoration: none; }
.site-footer { border-top: 1px solid #8884; margin-top: 2rem; padding-top: .5rem; opacity: .7; }
.post-list { list-style: none; padding: 0; }
.post-list li { margin: .4rem 0; }
.post-list time, .meta { opacity: .7; margin-right: .6rem; }