:root { color-scheme: light dark; }
body { margin: 0; font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif; line-height: 1.7; }
.container { max-width: 760px; margin: 0 auto; padding: 0 16px; }
.site-header, .site-footer { border-bottom: 1px solid #ddd; }
.site-footer { border-top: 1px solid #ddd; border-bottom: 0; margin-top: 48px; }
a { text-decoration: none; }
a:hover { text-decoration: underline; }
.post-list { list-style: none; padding: 0; }
.post-list li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px dashed #ccc; }
.date, .meta { color: #888; font-size: 0.9rem; }
.post h1 { margin-bottom: 8px; }
.content h2, .content h3 { margin-top: 28px; }
.content blockquote { border-left: 4px solid #aaa; margin: 1em 0; padding: 0.3em 1em; color: #666; }