:root { --bg:#fafafa; --fg:#2c3e50; --accent:#3a7bd5; --muted:#7f8c8d; }
* { margin:0; padding:0; box-sizing:border-box; }
body { font-family:-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif; background:var(--bg); color:var(--fg); line-height:1.7; }
.container { max-width:760px; margin:0 auto; padding:0 24px; }
header { padding:56px 0 32px; border-bottom:1px solid #e8e8e8; }
header h1 { font-size:28px; }
header p { color:var(--muted); margin-top:8px; }
nav { margin-top:16px; }
nav a { color:var(--accent); text-decoration:none; margin-right:18px; font-size:14px; }
main { padding:32px 0; }
article { padding:20px 0; border-bottom:1px solid #f0f0f0; }
article h2 { font-size:19px; }
article h2 a { color:var(--fg); text-decoration:none; }
article h2 a:hover { color:var(--accent); }
article .meta { color:var(--muted); font-size:13px; margin:4px 0 8px; }
article p { font-size:14.5px; color:#555; }
footer { padding:32px 0 48px; color:var(--muted); font-size:13px; text-align:center; }
.tag { display:inline-block; background:#eef3fb; color:var(--accent); font-size:12px; padding:1px 8px; border-radius:10px; margin-right:6px; }
.post h1 { font-size:26px; margin-bottom:8px; }
.post .meta { color:var(--muted); font-size:13px; margin-bottom:24px; }
.post h2 { font-size:20px; margin:28px 0 12px; }
.post p { font-size:15px; margin-bottom:14px; color:#444; }
.post ul, .post ol { margin:0 0 16px 24px; font-size:15px; color:#444; }
.post li { margin-bottom:6px; }
.post pre { background:#2d2d2d; color:#f0f0f0; padding:16px; border-radius:6px; overflow-x:auto; font-size:13px; margin-bottom:16px; }
.post code { font-family:"SF Mono",Consolas,Menlo,monospace; }
.post p code, .post li code { background:#eef1f5; color:#c0392b; padding:1px 5px; border-radius:3px; font-size:13.5px; }
.post .back { display:inline-block; margin-bottom:24px; color:var(--accent); text-decoration:none; font-size:14px; }
.archive-year { font-size:16px; color:var(--muted); margin:28px 0 8px; font-weight:600; }
.archive-list { list-style:none; }
.archive-list li { padding:8px 0; border-bottom:1px solid #f0f0f0; font-size:14.5px; }
.archive-list a { color:var(--fg); text-decoration:none; }
.archive-list a:hover { color:var(--accent); }
.archive-list time { color:var(--muted); font-size:13px; margin-right:12px; font-variant-numeric:tabular-nums; }