/* Minimal, durable CSS */
:root { --maxw: 720px; }
* { box-sizing: border-box; }
body {
  margin: 0; padding: 1.25rem;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  line-height: 1.6; color: #222; background: #fafafa;
}
.site-header, .site-footer { max-width: var(--maxw); margin: 0 auto 1rem; }
main { max-width: var(--maxw); margin: 0 auto; }
h1, h2, h3 { line-height: 1.25; }
a { text-decoration: none; }
a:hover { text-decoration: underline; }
.tagline { color: #666; margin-top: -0.5rem; }
.post-list { list-style: none; padding: 0; }
.post-list li { margin: 0.25rem 0; display: flex; justify-content: space-between; gap: 1rem; }
.post-meta { color: #666; font-size: 0.9rem; }
article { background: #fff; padding: 1rem; border-radius: 12px; border: 1px solid #eee; }
code, pre { background: #f5f5f5; padding: 0.2rem 0.3rem; border-radius: 6px; }
pre { overflow-x: auto; padding: 0.75rem; }
hr { border: none; border-top: 1px solid #eee; margin: 1.5rem 0; }
blockquote { border-left: 3px solid #eee; padding-left: 0.75rem; color: #555; margin: 0.75rem 0; }