:root { --fg: #1f2937; --muted: #6b7280; --accent: #2563eb; --bg: #ffffff; --line: #e5e7eb; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--fg); background: var(--bg); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.site-header, .content, .site-footer { max-width: 44rem; margin: 0 auto; padding: 0 1.25rem; }
.site-header { display: flex; justify-content: space-between; align-items: center; padding-top: 1.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.site-header nav a { margin-left: 1rem; color: var(--muted); }
.brand { font-weight: 700; color: var(--fg); }
.content { padding-top: 2rem; padding-bottom: 3rem; }
.site-footer { padding: 1.5rem 1.25rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 1rem; }
.lede, .meta, .source { color: var(--muted); }
.post-list, .tag-list { list-style: none; padding: 0; }
.post-list li { display: flex; gap: 1rem; padding: .5rem 0; border-bottom: 1px solid var(--line); }
.post-list time { color: var(--muted); white-space: nowrap; min-width: 7rem; }
.tag { background: #eff6ff; padding: .1rem .5rem; border-radius: 999px; font-size: .85rem; }
img { max-width: 100%; }
pre { overflow-x: auto; background: #f3f4f6; padding: 1rem; border-radius: .375rem; }
.pagination { display: flex; gap: .5rem; list-style: none; padding: 0; justify-content: center; }
.pagination .page-item.active a { font-weight: 700; }