:root {
  --bg: #0e0e10;
  --fg: #e6e6e6;
  --muted: #9a9a9a;
  --accent: #f1c40f;
  --border: #2a2a30;
  --max-w: 720px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif; line-height: 1.6; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.site-header, .site-main, .site-footer { max-width: var(--max-w); margin: 0 auto; padding: 1.5rem 1rem; }
.site-header { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 1px solid var(--border); }
.site-title { font-weight: 700; font-size: 1.1rem; }
.site-nav a { margin-left: 1rem; color: var(--muted); }
.site-footer { color: var(--muted); border-top: 1px solid var(--border); font-size: 0.85rem; text-align: center; }
.post-card { margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border); }
.post-card-title { margin: 0 0 0.25rem 0; font-size: 1.4rem; }
.post-card-date { color: var(--muted); font-size: 0.85rem; }
.post-card-excerpt { margin: 0.5rem 0 0 0; color: var(--fg); }
.post-header { margin-bottom: 2rem; }
.post-title { margin: 0 0 0.25rem 0; font-size: 2rem; line-height: 1.2; }
.post-date { color: var(--muted); font-size: 0.9rem; }
.post-body h2 { margin-top: 2rem; font-size: 1.4rem; }
.post-body h3 { margin-top: 1.5rem; font-size: 1.15rem; }
.post-body pre { background: #1a1a1f; padding: 1rem; border-radius: 4px; overflow-x: auto; font-size: 0.85rem; }
.post-body code { background: #1a1a1f; padding: 0.1rem 0.3rem; border-radius: 3px; font-size: 0.9em; }
.post-body pre code { background: none; padding: 0; }
.post-body blockquote { border-left: 3px solid var(--accent); padding-left: 1rem; color: var(--muted); margin: 1rem 0; }
.post-tags { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--border); }
.tag { display: inline-block; background: var(--border); color: var(--muted); padding: 0.2rem 0.5rem; border-radius: 3px; font-size: 0.8rem; margin-right: 0.3rem; }
.empty { color: var(--muted); text-align: center; padding: 2rem 0; }