:root{--bg:#faf9f6;--surface:#fff;--text:#202726;--muted:#707876;--line:#e2e5df;--accent:#297564;--code:#eff2ed;--radius:16px;color-scheme:light}
@media(prefers-color-scheme:dark){:root{--bg:#171d1c;--surface:#1e2624;--text:#e7eeea;--muted:#a0afa7;--line:#34413b;--accent:#8fc6af;--code:#202b26;color-scheme:dark}}
:root[data-theme=light]{--bg:#faf9f6;--surface:#fff;--text:#202726;--muted:#707876;--line:#e2e5df;--accent:#297564;--code:#eff2ed;color-scheme:light}
:root[data-theme=dark]{--bg:#171d1c;--surface:#1e2624;--text:#e7eeea;--muted:#a0afa7;--line:#34413b;--accent:#8fc6af;--code:#202b26;color-scheme:dark}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,input{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}.skip-link{position:absolute;top:-60px;left:16px;background:var(--surface);padding:10px;z-index:3}.skip-link:focus{top:8px}.site-header{border-bottom:1px solid var(--line)}.header-inner{max-width:1080px;margin:auto;padding:30px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font-size:22px;font-weight:750;color:var(--text);letter-spacing:-.7px}.brand span{display:block;font-weight:400;font-size:12px;letter-spacing:0;color:var(--muted)}nav{display:flex;gap:23px;align-items:center}nav a{font-size:14px;color:var(--muted)}#theme-toggle{color:var(--text);border:1px solid var(--line);border-radius:50%;height:32px;width:32px;background:transparent;line-height:1}.container{max-width:840px;margin:auto;padding:0 32px;min-height:65vh}.intro{padding:64px 0 38px}.eyebrow{color:var(--accent);font-size:12px;letter-spacing:3px;font-weight:650;margin:0 0 12px}.intro h1{font-size:clamp(28px,5vw,40px);letter-spacing:-1px;line-height:1.4;margin:12px 0}.intro>p:not(.eyebrow){color:var(--muted)}.search-label{position:absolute;clip-path:inset(50%);width:1px;height:1px;overflow:hidden}#search{width:100%;padding:13px 18px;background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:10px;margin-top:20px;font-size:14px}#search-status{font-size:13px;min-height:18px;margin:8px 0 0}.post-card{padding:30px 0 34px;border-bottom:1px solid var(--line)}.post-meta{display:flex;flex-wrap:wrap;gap:16px;color:var(--muted);font-size:12px;letter-spacing:.4px}.post-card h2{font-size:23px;line-height:1.55;margin:10px 0 8px;font-weight:650;letter-spacing:-.4px}.post-card h2 a{color:var(--text)}.post-card p{font-size:14px;color:var(--muted);line-height:1.9;margin:10px 0 14px}.read-more{font-size:12px;font-weight:600}.read-more span{margin-left:6px}.pagination{justify-content:center;gap:28px;padding:35px 0;font-size:13px;color:var(--muted)}.site-footer{max-width:1080px;margin:50px auto 0;padding:25px 32px;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}.page-heading{padding:50px 0 25px}.page-heading h1{font-size:34px;margin:5px 0}.page-heading>p:last-child{font-size:13px;color:var(--muted)}.archive-year{padding:20px 0}.archive-year h2{font-size:25px;color:var(--accent);margin:0 0 20px}.archive-year ul{list-style:none;padding:0;margin:0}.archive-year li{display:flex;align-items:baseline;gap:24px;padding:12px 0;border-bottom:1px solid var(--line)}.archive-year time{color:var(--muted);font-variant-numeric:tabular-nums;font-size:13px;flex:0 0 40px}.archive-year a{color:var(--text);font-size:15px}.chips{display:flex;flex-wrap:wrap;gap:9px}.chips a{border:1px solid var(--line);border-radius:30px;padding:3px 12px;font-size:12px}.term-list{padding:10px 0 40px;gap:14px}.term-list a{padding:8px 16px;font-size:14px;background:var(--surface)}.term-list small{margin-left:6px;color:var(--muted)}.post{padding:50px 0 20px}.post-header h1{font-size:clamp(26px,4vw,36px);line-height:1.5;letter-spacing:-.7px;margin:12px 0 20px;overflow-wrap:anywhere}.toc{margin:30px 0;padding:14px 20px;border:1px solid var(--line);border-radius:12px;background:var(--surface);font-size:14px}.toc summary{cursor:pointer}.toc nav{display:block}.toc ul{padding-left:24px}.prose{font-size:16px;overflow-wrap:anywhere}.prose h2{margin:48px 0 20px;padding-bottom:10px;border-bottom:1px solid var(--line);font-size:25px}.prose h3{font-size:20px;margin:30px 0 14px}.prose p{margin:20px 0}.prose img,.prose video{max-width:100%;height:auto;border-radius:8px}.prose iframe{max-width:100%}.prose pre{padding:20px;background:var(--code);border:1px solid var(--line);border-radius:10px;overflow:auto;line-height:1.6;font-size:13px}.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.87em;background:var(--code);padding:2px 5px;border-radius:4px}.prose pre code{padding:0;background:none;font-size:inherit}.prose blockquote{border-left:3px solid var(--accent);margin:24px 0;padding:1px 20px;color:var(--muted);background:var(--surface)}.prose table{display:block;overflow:auto;border-collapse:collapse;font-size:14px;margin:24px 0}.prose th,.prose td{border:1px solid var(--line);padding:9px 14px}.prose th{background:var(--surface)}.post-tags{margin:40px 0}.post-neighbors{align-items:stretch;justify-content:space-between;border-top:1px solid var(--line);padding-top:24px}.post-neighbors a{flex:1;max-width:48%;font-size:14px}.post-neighbors small{display:block;font-size:11px;color:var(--muted)}.button{display:inline-block;border:1px solid var(--line);padding:8px 18px;border-radius:10px}.chroma .k,.chroma .kd{color:var(--accent)}.chroma .c,.chroma .c1{color:var(--muted)}.chroma .s,.chroma .s1,.chroma .s2{color:#bd874f}
@media(max-width:650px){.header-inner{padding:22px 22px;align-items:flex-start;flex-direction:column;gap:14px}.header-inner nav{gap:19px;width:100%}.container{padding:0 22px}.intro{padding-top:38px}.site-footer{padding:22px;margin-top:25px}.post-card h2{font-size:21px}.post-header h1{font-size:27px}.post{padding-top:34px}.prose{font-size:15px}.archive-year li{gap:18px}}