:root{--fg:#1f2328;--fg-muted:#656d76;--bg:#ffffff;--bg-soft:#f6f8fa;--border:#d8dee4;--link:#0969da;--code-bg:#f6f8fa}
@media (prefers-color-scheme:dark){:root{--fg:#e6edf3;--fg-muted:#8b949e;--bg:#0d1117;--bg-soft:#161b22;--border:#30363d;--link:#58a6ff;--code-bg:#161b22}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.78;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:720px;margin:0 auto;padding:0 24px}
.site-header{border-bottom:1px solid var(--border);background:var(--bg);position:sticky;top:0;z-index:10}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{font-size:17px;font-weight:600;color:var(--fg);letter-spacing:.02em}
.brand:hover{text-decoration:none;color:var(--link)}
.nav a{color:var(--fg-muted);margin-left:22px;font-size:15px}
.nav a:hover,.nav a.active{color:var(--fg);text-decoration:none}
main{padding:52px 0 72px;min-height:calc(100vh - 220px)}
.page-title{font-size:22px;font-weight:600;margin:0 0 28px;letter-spacing:.01em}
.post-list{list-style:none;padding:0;margin:0}
.post-list li{padding:24px 0;border-bottom:1px solid var(--border)}
.post-list li:last-child{border-bottom:none}
.post-list h2{font-size:18px;margin:0 0 6px;font-weight:600;line-height:1.5}
.post-list h2 a{color:var(--fg)}
.post-list h2 a:hover{color:var(--link);text-decoration:none}
.post-list .meta{font-size:13px;color:var(--fg-muted);margin-bottom:8px}
.post-list .summary{font-size:15px;color:var(--fg-muted);margin:0}
.archive-year{margin:0 0 12px;font-size:15px;font-weight:600;color:var(--fg-muted);letter-spacing:.04em}
.archive-year-list{list-style:none;padding:0;margin:0 0 32px}
.archive-year-list li{display:flex;gap:16px;padding:7px 0;font-size:15px}
.archive-year-list time{color:var(--fg-muted);font-variant-numeric:tabular-nums;flex:0 0 48px}
.post-title{font-size:26px;line-height:1.4;font-weight:600;margin:0 0 10px;letter-spacing:.01em}
.post-meta{font-size:13px;color:var(--fg-muted);margin-bottom:36px;padding-bottom:18px;border-bottom:1px solid var(--border)}
.prose{font-size:16px}
.prose p{margin:0 0 20px}
.prose h2{font-size:18px;font-weight:600;margin:36px 0 14px}
.prose ul,.prose ol{margin:0 0 20px;padding-left:22px}
.prose li{margin:6px 0}
.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;background:var(--code-bg);border:1px solid var(--border);border-radius:5px;padding:1px 5px}
.prose pre{background:var(--bg-soft);border:1px solid var(--border);border-radius:8px;padding:16px;overflow-x:auto;margin:0 0 22px}
.prose pre code{background:none;border:none;padding:0;font-size:13.5px;line-height:1.6}
.prose blockquote{margin:0 0 22px;padding:2px 0 2px 16px;border-left:3px solid var(--border);color:var(--fg-muted)}
.post-nav{margin-top:56px;padding-top:22px;border-top:1px solid var(--border);font-size:15px}
.site-footer{border-top:1px solid var(--border);padding:28px 0;font-size:13px;color:var(--fg-muted);background:var(--bg-soft)}
.site-footer p{margin:0}
.empty{color:var(--fg-muted);font-size:15px}
@media (max-width:600px){
.wrap{padding:0 18px}
main{padding:36px 0 56px}
.post-title{font-size:22px}
.nav a{margin-left:16px}
}