@layer theme{:root,:host{--breakpoint-md:761px;--breakpoint-lg:901px}}@layer base{:root{--page-max:1120px;--content-max:1040px;--reading-max:720px;--tap-size:44px;--bg:#f7f5ef;--ink:#28372f;--muted:#686f65;--line:#d4d6ca;--accent:#a24e35;--panel:#ececdf;--tint:#e6e9de;--serif:"Songti SC", "STSong", "Noto Serif CJK SC", Georgia, serif;color-scheme:light}:root[data-theme=dark]{--bg:#202820;--ink:#eeeade;--muted:#b9c0b1;--line:#475044;--accent:#e6a285;--panel:#2d382d;--tint:#354132;color-scheme:dark}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font:16px/1.7 PingFang SC,Microsoft YaHei,system-ui,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0}input{font:inherit;color:inherit}select{font:inherit;color:inherit;cursor:pointer;border:1px solid var(--line);background:var(--bg);border-radius:3px;min-height:38px;padding:5px 14px;font-size:14px}summary{cursor:pointer}a:hover,button:hover{color:var(--accent)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px}::selection{color:#24352b;background:#d9bbaa}h1{font-family:var(--serif);margin:0;font-size:clamp(36px,4.8vw,58px);line-height:1.4}h2{font-family:var(--serif);margin:0;font-size:27px;line-height:1.4}h3{font-family:var(--serif);margin:0;line-height:1.4}.wrap{width:min(1060px,90%);margin-inline:auto}.mono{letter-spacing:.04em;font:12px/1.6 ui-monospace,Menlo,monospace}time{letter-spacing:.04em;color:var(--muted);font:12px/1.6 ui-monospace,Menlo,monospace}.muted{color:var(--muted)}.more{color:var(--accent);font-size:14px;font-weight:500}main{min-height:55vh}main:focus{outline:none}.skip{z-index:10;background:var(--bg);padding:8px 12px;position:absolute;top:-60px}.skip:focus{top:0}.page{border-bottom:1px solid var(--line);margin-bottom:22px;padding:44px 0 22px}.page h1{margin:14px 0}.intro{max-width:37em;color:var(--muted)}input[type=search]{background:var(--bg);border:1px solid var(--line);border-radius:0;width:min(320px,100%);padding:10px 14px}details{border-block:1px solid var(--line);padding:14px 0}[hidden]{display:none!important}[data-home-art]{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;-webkit-user-drag:none}@media (width>=901px){.wrap{width:min(var(--page-max), calc(100% - 112px))}.page{margin-bottom:26px;padding:66px 0 28px}.page h1{margin-block:12px 16px;font-weight:500}.page .intro{margin-bottom:0;line-height:1.9}}@media (width<=760px){body{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}.wrap{width:calc(100% - 40px)}main{min-height:45svh}input[type=search],select{min-height:var(--tap-size);font-size:16px}details>summary{min-height:var(--tap-size);padding-block:9px;line-height:1.7}.page{padding-top:22px}.page h1{font-size:29px}}@media (width<=360px){.wrap{width:calc(100% - 32px)}}.eyebrow{color:var(--accent);letter-spacing:.13em;font:11px/1.6 ui-monospace,Menlo,monospace}}@layer components{header .wrap{border-bottom:1px solid var(--line);align-items:center;gap:20px;min-height:76px;display:flex}nav{align-items:center;gap:27px;display:flex}.brand{white-space:nowrap;letter-spacing:-.045em;align-items:baseline;gap:.16em;margin-right:auto;font:500 31px/1.1 Georgia,serif;display:inline-flex}.greeting{color:var(--accent);letter-spacing:-.055em;font-size:.78em;font-style:italic;font-weight:400}.brand i{color:var(--accent);font-style:normal}nav a{padding:10px 0;font-size:14px}nav a[aria-current=page]{color:var(--accent);font-weight:600}nav a[aria-current=page]:before{content:"";background:currentColor;border-radius:50%;width:5px;height:5px;margin:0 5px 3px 0;display:inline-block}.mobile-menu,.no-js .mobile-menu{display:none}@media (width<=760px){nav{gap:12px}header .wrap{flex-wrap:wrap;gap:0 12px;min-height:60px;padding:0}header .brand{order:0;font-size:25px}.mobile-menu{order:2;justify-content:flex-end;align-items:center;gap:9px;min-width:64px;min-height:60px;padding:0;font-size:12px;display:inline-flex}.menu-glyph{border-block:1px solid;width:14px;height:10px;display:block}header nav{order:3;width:100%;padding:0 0 8px;display:none}header [data-state=open]>nav{grid-template-columns:repeat(5,minmax(0,1fr));gap:0;display:grid}header nav a{min-height:var(--tap-size);border-bottom:1px solid #0000;justify-content:center;align-items:center;padding:0 4px;font-size:13px;display:flex}header nav a[aria-current=page]{border-bottom-color:var(--accent)}header nav a[aria-current=page]:before{display:none}.no-js header nav{grid-template-columns:repeat(5,1fr);display:grid}}@media (width<=600px){.brand{font-size:29px}nav{order:3;justify-content:space-between;gap:6px;width:100%}nav a{padding:9px 4px}}.site-foot .theme{border:1px solid var(--line);border-radius:20px;align-items:center;width:fit-content;min-height:36px;margin-top:12px;padding:5px 12px;font-size:12px;line-height:1.5;display:inline-flex}.site-foot{background:var(--panel);margin-top:52px;padding:30px 0 14px}.foot-grid{gap:24px}.foot-brand{letter-spacing:-1.5px;font:700 29px Georgia,serif}.foot-grid p{color:var(--muted);font-size:13px}.foot-grid section a,.foot-grid button{width:fit-content;padding:4px 0;font-size:13px;display:block}.colophon{color:var(--muted);border-top:1px solid var(--line);justify-content:space-between;margin-top:23px;padding-top:13px;font-size:12px;display:flex}.foot-grid h2{margin-bottom:8px;font:600 15px/1.5 PingFang SC,system-ui,sans-serif}.foot-area{--footer-bg:#2e4439;--quote-bg:#e9ece3;--quote-ink:#596753;--quote-source:#67745f;--quote-rule:#98a38f;margin-top:72px}:root[data-theme=dark] .foot-area{--footer-bg:#293b31;--quote-bg:#3a4638;--quote-ink:#c5cebc;--quote-source:#b5c1ab;--quote-rule:#87957d}.quote-strip{background:var(--quote-bg);width:100%;color:var(--quote-ink)}.foot-quote{text-align:center;align-items:center;gap:14px;width:calc(100% - 64px);margin:0 auto;padding:4px 0;display:flex}.foot-quote:before,.foot-quote:after{content:"";border-top:1px dashed var(--quote-rule);opacity:.38;flex:24px;min-width:16px}.quote-copy{flex-wrap:wrap;justify-content:center;align-items:baseline;gap:0 11px;max-width:calc(100% - 60px);display:flex}.foot-quote p{letter-spacing:.025em;text-wrap:pretty;margin:0;font:400 12px/1.7 PingFang SC,Microsoft YaHei,system-ui,sans-serif}.foot-quote cite{color:var(--quote-source);font-size:10.5px;font-style:normal;line-height:1.7}.foot-quote a:hover{text-underline-offset:4px;text-decoration:underline}.foot-area .site-foot{background:var(--footer-bg);color:#eeeede;margin-top:0}.foot-area .foot-grid p,.foot-area .foot-grid h2{color:#bdc7b8}.foot-area .colophon{color:#bdc7b8;border-color:#536558}.foot-area .theme{border-color:#617465}.foot-area a:hover,.foot-area button:hover{color:#e8b89f}@media (width>=901px){.site-foot .theme{border-color:#617465}.site-foot{color:#eeeede;background:#2e4439;margin-top:72px;padding:43px 0 23px}.foot-grid{gap:40px}.foot-brand{letter-spacing:-2px;font-size:40px;font-weight:500}.foot-grid p{color:#bdc7b8;margin-top:14px;font-size:13px}.foot-grid h2{color:#b9c5b6;margin:3px 0 17px;font-size:13px;font-weight:500}.foot-grid section a,.foot-grid button{padding:5px 0;font-size:13px}.foot-grid a:hover,.foot-grid button:hover{color:#e8b89f}.colophon{color:#b9c5b6;border-color:#536558;margin-top:36px;padding-top:18px;font-size:11px}}@media (width<=760px){.foot-area{margin-top:48px}.foot-quote{gap:9px;width:calc(100% - 32px)}.quote-copy{max-width:calc(100% - 50px)}.foot-quote cite{font-size:11px}.site-foot{padding:27px 0 calc(18px + env(safe-area-inset-bottom,0px))}.foot-grid{gap:22px 24px}.foot-grid>div:first-child{grid-column:1/-1}.foot-brand{min-height:var(--tap-size);align-items:center;font-size:31px;font-weight:500;display:inline-flex}.foot-grid p{margin:6px 0 0;font-size:12px;line-height:1.8}.foot-grid h2{margin-bottom:5px;font-size:12px;font-weight:500}.foot-grid section a,.foot-grid section button{width:fit-content;min-width:44px;min-height:var(--tap-size);align-items:center;padding-block:7px;font-size:13px;display:flex}.foot-grid>section:last-child{grid-column:1/-1;grid-template-columns:repeat(2,minmax(0,1fr));align-items:center;gap:0 24px;display:grid}.foot-grid>section:last-child h2{grid-column:1/-1}.site-foot .theme{min-height:var(--tap-size);margin-top:0;padding:7px 12px;font-size:12px}.colophon{flex-direction:column;align-items:flex-start;gap:5px;margin-top:24px;padding-top:15px;font-size:11px;line-height:1.8}}@media (width<=640px){.site-foot{margin-top:30px}.foot-grid a,.foot-grid button{min-height:32px}.foot-quote{padding-block:4px}.quote-copy{gap:0 8px}}#article-image-dialog{width:min(var(--page-max), calc(100% - 32px));border:1px solid var(--line);background:var(--bg);max-height:calc(100dvh - 32px);color:var(--ink);padding:44px 16px 12px;position:fixed}#article-image-dialog::backdrop{background:#111a15d1}#article-image-dialog img{object-fit:contain;width:100%;max-height:calc(100dvh - 145px);display:block}.image-close{min-height:32px;padding:4px 8px;font-size:13px;position:absolute;top:6px;right:12px}#article-image-dialog .image-caption{color:var(--muted);margin:8px 0 0;font-size:12px}@media (width<=760px){#article-image-dialog{width:calc(100% - 24px);max-height:calc(100dvh - 24px);padding:52px 12px 12px}.image-close{min-height:var(--tap-size);padding-inline:12px;top:3px}#article-image-dialog img{max-height:calc(100dvh - 155px)}}.filters{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.filters button,.pill{border:1px solid var(--line);background:var(--bg);border-radius:3px;min-height:38px;padding:5px 14px;font-size:14px}.filters button[aria-pressed=true]{background:var(--ink);color:var(--bg)}.row{border-bottom:1px solid var(--line);grid-template-columns:56px minmax(0,1fr) auto;align-items:center;gap:16px;padding:17px 8px;display:grid}.row small{color:var(--accent);letter-spacing:.04em;margin-bottom:4px;font-size:11px;display:block}.row strong{font:600 20px/1.5 var(--serif)}.row:hover{background:var(--panel)}.arrow{color:var(--muted)}.archive{background:var(--panel);flex-wrap:wrap;gap:6px;margin-top:22px;padding:10px;display:flex}.archive a{display:inline-block}.archive a[aria-current=page]{background:var(--ink);color:var(--bg);border-color:var(--ink)}.archive-heading{justify-content:space-between}.search-notice{color:var(--muted);margin:10px 0;font-size:12px}@media (width>=901px){.filters button{padding:8px 17px}.row{gap:22px;padding:24px 12px}.row strong{font-size:24px;font-weight:500}.row small{margin-bottom:6px}.archive{padding:14px}}@media (width<=760px){.archive-heading{align-items:center;gap:12px;display:flex}.archive-heading h1{font-size:25px}.archive-heading .more{min-height:var(--tap-size);align-items:center;font-size:12px;display:inline-flex}}@media (width<=640px){.filters button{min-height:var(--tap-size)}.archive a{min-height:var(--tap-size);padding-top:8px}}@media (width<=600px){.row{grid-template-columns:43px minmax(0,1fr) auto;gap:8px;padding-inline:0}.row strong{font-size:19px}}.markdown-body{min-width:0;font-size:var(--markdown-font-size,18px);overflow-wrap:anywhere;line-height:1.95}.markdown-body :where(p){font-size:inherit;line-height:inherit;text-wrap:wrap;margin:0 0 1.2em}.markdown-body :where(h1,h2,h3,h4,h5,h6){color:var(--ink);text-wrap:balance;break-after:avoid;scroll-margin-block-start:96px;font-weight:650;line-height:1.5}.markdown-body :where(h1){font-family:var(--serif);margin:56px 0 24px;font-size:34px;font-weight:700}.markdown-body :where(h2){border-bottom:1px solid var(--line);font-family:var(--serif);letter-spacing:.02em;margin:52px 0 20px;padding-block-end:12px;font-size:28px;font-weight:700}.markdown-body :where(h3){margin:36px 0 14px;font-family:inherit;font-size:22px}.markdown-body :where(h4){margin:28px 0 10px;font-family:inherit;font-size:19px}.markdown-body :where(h5,h6){margin:24px 0 10px;font-family:inherit;font-size:17px}.markdown-body :where(h6){color:var(--muted);font-size:16px}.markdown-body :is(h1,h2,h3,h4,h5)+:is(h2,h3,h4,h5,h6){margin-block-start:20px}.markdown-body>:first-child{margin-block-start:0}.markdown-body strong{color:var(--ink);font-weight:650}.markdown-body :where(a[href]){color:var(--accent);text-underline-offset:.22em;-webkit-text-decoration-skip-ink:auto;text-decoration-skip-ink:auto;text-decoration:underline 1px}.markdown-body :where(a[href]):hover{color:var(--ink);text-decoration-thickness:2px}.markdown-body :where(a[href]):focus-visible{outline-offset:3px;text-decoration-thickness:2px}.markdown-body :where(ul,ol){margin-block:1em 1.25em;padding-inline-start:1.6em;line-height:1.95}.markdown-body :where(li){padding-inline-start:.15em}.markdown-body :where(li+li){margin-block-start:.35em}.markdown-body :where(li>ul,li>ol){margin-block:.4em}.markdown-body li>p{margin-block:.5em}.markdown-body li>p:last-child{margin-block-end:0}.markdown-body :where(li)::marker{color:var(--muted)}.markdown-body :where(blockquote){border-inline-start:2px solid var(--accent);background:var(--panel);color:var(--ink);font-family:var(--serif);margin:28px 0;padding:16px 24px}.markdown-body blockquote>:first-child{margin-block-start:0}.markdown-body blockquote>:last-child{margin-block-end:0}.markdown-body :where(:not(pre)>code){border:1px solid var(--line);background:var(--panel);-webkit-box-decoration-break:clone;box-decoration-break:clone;border-radius:3px;padding:.1em .3em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em}.markdown-body :where(pre){border:1px solid var(--line);tab-size:2;border-radius:3px;max-width:100%;margin-block:1.5em;padding:18px 20px;font:13px/1.8 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;overflow-x:auto}.markdown-body :where(pre code){font:inherit;overflow-wrap:normal}.markdown-body :where(table){border-collapse:collapse;width:100%;margin-block:1.5em;font-size:.9em;line-height:1.8}.markdown-body :where(th,td){border-bottom:1px solid var(--line);vertical-align:top;padding:.7em .85em}.markdown-body :where(th){background:var(--panel);font-weight:600}.markdown-body :where(thead){border-block:1px solid var(--line)}.markdown-body :where(hr){border:0;border-top:1px solid var(--line);margin-block:2em}.markdown-body :where(details){margin-block:1.5em}.markdown-body :where(summary){min-height:44px;color:var(--accent);text-underline-offset:.25em;padding-block:9px;font-weight:500;text-decoration:underline 1px dotted}.markdown-body :where(summary)::marker{color:var(--accent);font-size:.8em}.markdown-body :where(details[open]>summary){margin-block-end:12px}.markdown-body sup:has(>[data-footnote-ref]){line-height:0}.markdown-body [data-footnote-ref]{border-radius:3px;justify-content:center;align-items:center;min-width:24px;min-height:24px;margin-inline:.1em;scroll-margin-block:96px;font:500 12px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;text-decoration:none;display:inline-flex}.markdown-body [data-footnote-ref]:before{content:"["}.markdown-body [data-footnote-ref]:after{content:"]"}.markdown-body [data-footnote-ref]:hover,.markdown-body [data-footnote-ref]:target{background:var(--tint);color:var(--accent);text-decoration:none}.markdown-body [data-footnotes]{border-top:1px solid var(--line);color:var(--muted);margin-block-start:48px;padding-block-start:24px;font-size:14px;line-height:1.9}.markdown-body [data-footnotes]>.footnotes-title{color:var(--ink);font:500 18px/1.6 var(--serif);letter-spacing:.04em;border:0;margin:0;padding:0}.markdown-body [data-footnotes]>ol{line-height:inherit;margin:16px 0 0;padding-inline-start:2.25em}.markdown-body [data-footnotes]>ol>li{border-radius:3px;margin:0;padding:12px 10px 12px 8px;scroll-margin-block-start:96px}.markdown-body [data-footnotes]>ol>li+li{border-top:1px solid var(--line)}.markdown-body [data-footnotes]>ol>li::marker{content:"[" counter(list-item) "]";color:var(--accent);font:12px/1.9 ui-monospace,SFMono-Regular,Menlo,monospace}.markdown-body [data-footnotes]>ol>li:target{background:var(--tint);color:var(--ink)}.markdown-body [data-footnotes]>ol>li p{font-size:inherit;line-height:inherit;margin:0}.markdown-body [data-footnotes]>ol>li p+p{margin-block-start:8px}.markdown-body [data-footnote-backref]{white-space:nowrap;align-items:center;min-height:32px;margin-inline-start:8px;font:12px/1.6 PingFang SC,Microsoft YaHei,system-ui,sans-serif;text-decoration:none;display:inline-flex}.markdown-body [data-footnote-backref]:hover{text-decoration:underline 1px}@media (pointer:coarse){.markdown-body [data-footnote-backref]{min-height:var(--tap-size)}}@media (width<=760px){.markdown-body{font-size:var(--markdown-font-size,17px)}.markdown-body :where(h1){margin-block:44px 20px;font-size:26px}.markdown-body :where(h2){margin-block:42px 18px;padding-block-end:10px;font-size:24px}.markdown-body :where(h3){margin-block:30px 12px;font-size:20px}.markdown-body :where(h4){margin-block-start:24px;font-size:18px}.markdown-body :where(blockquote){margin-block:24px;padding:14px 18px}.markdown-body [data-footnotes]{margin-block-start:36px;padding-block-start:20px}.markdown-body [data-footnotes]>.footnotes-title{font-size:17px}}}@layer utilities{.visible{visibility:visible}.absolute{position:absolute}.relative{position:relative}.static{position:static}.contents{display:contents}.grid{display:grid}.hidden{display:none}.table{display:table}.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.fill-rule{fill:var(--line)}.underline{text-decoration-line:underline}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}@media (width>=761px){.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.md\:grid-cols-\[1\.2fr_1fr\]{grid-template-columns:1.2fr 1fr}.md\:grid-cols-\[1\.14fr_1fr\]{grid-template-columns:1.14fr 1fr}.md\:grid-cols-\[2fr_repeat\(3\,1fr\)\]{grid-template-columns:2fr repeat(3,1fr)}.md\:grid-cols-\[184px_minmax\(0\,1fr\)\]{grid-template-columns:184px minmax(0,1fr)}.md\:grid-cols-\[210px_minmax\(0\,1fr\)\]{grid-template-columns:210px minmax(0,1fr)}.md\:grid-cols-\[repeat\(auto-fit\,minmax\(min\(100\%\,260px\)\,1fr\)\)\]{grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr))}}@media (width>=901px){.lg\:grid-cols-\[2\.2fr_1fr_1fr_1fr\]{grid-template-columns:2.2fr 1fr 1fr 1fr}}.\[data-entry-key\]\:visible:is(data-entry-key){visibility:visible}}@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}