:root{--paper:#fff;--ink:#191919;--muted:#626262;--soft:#f5f5f5;--line:#dedede;--serif:"Songti SC","Noto Serif CJK SC","Source Han Serif SC","STSong",Georgia,serif;color:var(--ink);background:var(--paper);font:16px/1.7 -apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{flex-direction:column;min-height:100vh;margin:0;display:flex}main{flex:1}.wrap{width:min(840px,100% - 64px);margin-inline:auto}a{color:var(--ink);text-underline-offset:.22em}:focus-visible{outline:2px solid var(--ink);outline-offset:4px}.skip{background:var(--paper);z-index:2;padding:.5rem;position:absolute;top:-100px}.skip:focus{top:8px;left:8px}.bar{border-bottom:1px solid var(--line)}.bar-inner,nav,.brand,footer{align-items:center;display:flex}.bar-inner{justify-content:space-between;min-height:76px}.brand{color:var(--ink);text-decoration:none}.brand span{font:700 25px/1.2 var(--serif);letter-spacing:.08em;color:var(--ink)}nav{gap:32px}nav a{color:var(--muted);padding:9px 0;font-size:14px;text-decoration:none;position:relative}nav a[aria-current]{color:var(--ink);font-weight:650}nav a[aria-current]:after{content:"";background:var(--ink);width:50%;height:2px;position:absolute;bottom:2px;left:25%}a:hover{color:#000;text-decoration:underline}h1,h2,h3{font-family:var(--serif);line-height:1.45}h1{margin:.25em 0;font-size:clamp(2rem,5vw,3.2rem)}h2{font-size:1.7rem}h1,h2,h3,p,li,dd,a{overflow-wrap:anywhere}footer{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;margin-top:52px;padding:22px 0 30px;font-size:13px}@media (width<=600px){.wrap{width:calc(100% - 40px)}nav{gap:20px}.bar-inner{min-height:66px}}.intro{padding-block:clamp(44px,7vw,88px)}.intro h1{letter-spacing:.025em;margin:0 0 16px}.intro p{color:var(--muted);max-width:34em;margin:0;font-size:15px;line-height:1.95}.section-rule,.metadata{flex-wrap:wrap;align-items:baseline;gap:14px;display:flex}.section-rule{border-bottom:1px solid var(--ink);justify-content:space-between;padding:0 0 12px}.section-rule h2{margin:0;font-size:24px}.section-rule>a,.back{font-size:13px;text-decoration:none}.entry{border-bottom:1px solid var(--line);grid-template-columns:106px minmax(0,1fr);align-items:start;gap:22px;padding:24px 0;display:grid;position:relative}time{color:var(--muted);font-variant-numeric:tabular-nums;letter-spacing:.03em;font-family:ui-monospace,monospace;font-size:12px}.entry time{padding-top:5px}.entry h3{margin:0 0 5px;font-size:23px}.entry h3 a,.archive-year a{color:var(--ink);text-decoration:none}.entry h3 a:hover,.archive-year a:hover{color:var(--ink);text-decoration:underline}.entry p{color:var(--muted);margin:0;font-size:14px}.tags{flex-wrap:wrap;gap:6px;margin:10px 0 0;padding:0;list-style:none;display:flex}.tags li{color:var(--muted);font-size:12px}.tags li+li:before{content:"·";margin-right:6px}.page-heading{padding:42px 0 26px}.archive-year{border-top:1px solid var(--line);grid-template-columns:7rem minmax(0,1fr);gap:1rem;padding:20px 0;display:grid}.archive-year h2,.archive-year ul{margin:0;padding:0}.archive-year li{align-items:baseline;gap:20px;padding:7px 0;display:flex}.archive-year time{flex:none}.reader{max-width:690px;margin:auto}.reader>header{border-bottom:1px solid var(--line);padding:42px 0 24px}.reader h1{font-size:clamp(1.95rem,4.4vw,2.7rem)}.reader .back{margin-bottom:20px;display:inline-block}.metadata .tags{margin:0}.prose{overflow-wrap:anywhere;margin:28px 0;font-size:17px;line-height:1.95}.prose h2,.prose h3{margin:1.5em 0 .5em}.prose :is(ul,ol){padding-inline-start:1.5em}.prose blockquote{border-left:2px solid var(--ink);color:var(--muted);margin:1.4em 0;padding:.1em 1.2em}.prose img{max-width:100%;height:auto;margin:1.5em auto;display:block}.prose pre,.prose table{max-width:100%;overflow-x:auto}.prose pre{background:var(--soft);white-space:pre;padding:16px;font-size:.85em;line-height:1.65}.prose code{font-family:ui-monospace,monospace}.prose :not(pre)>code{background:var(--soft);border-radius:3px;padding:.12em .32em;font-size:.88em}.prose table{border-collapse:collapse;font-size:.92em;display:block}.prose th,.prose td{border-bottom:1px solid var(--line);text-align:left;padding:7px 13px}.prose th{background:var(--soft)}@media (width<=640px){.entry{grid-template-columns:minmax(0,1fr);gap:6px;padding:18px 0}.entry time{grid-column:1/-1}.entry h3{font-size:21px}.archive-year{grid-template-columns:1fr}.section-rule{gap:6px}.prose{font-size:16px}}.feed{align-items:center;gap:7px;text-decoration:none;display:inline-flex}.entry h3 a:after{content:"";position:absolute;inset:0}
