:root{--bg:#fbfaf7;--fg:#1c1b19;--mut:#6b6660;--acc:#7a4a2b;--line:#e3ded4;--card:#fff}
@media(prefers-color-scheme:dark){:root{--bg:#16161a;--fg:#e6e3dd;--mut:#9a948c;--acc:#d9a273;--line:#2c2c33;--card:#1d1d22}}
html[data-t=dark]{--bg:#16161a;--fg:#e6e3dd;--mut:#9a948c;--acc:#d9a273;--line:#2c2c33;--card:#1d1d22}
html[data-t=light]{--bg:#fbfaf7;--fg:#1c1b19;--mut:#6b6660;--acc:#7a4a2b;--line:#e3ded4;--card:#fff}
*{box-sizing:border-box}
html{--fs:16.5px}
body{margin:0;background:var(--bg);color:var(--fg);
 font-family:"Gentium Plus","Charis SIL","Noto Serif","Hiragino Mincho ProN","Yu Mincho",serif;
 line-height:1.75;font-size:var(--fs)}
header{position:sticky;top:0;z-index:10;background:var(--bg);border-bottom:1px solid var(--line);padding:.6rem 1rem}
.wrap{max-width:52rem;margin:0 auto;padding:1rem}
h1{font-size:1.05rem;margin:0;font-weight:600;letter-spacing:.02em}
h1 a{color:inherit;text-decoration:none}
.sub{color:var(--mut);font-size:.78rem;margin-top:.15rem}
nav a{color:var(--acc);text-decoration:none;margin-right:.8rem;font-size:.85rem}
nav a:hover{text-decoration:underline}
html{scroll-padding-top:9.5rem}
.entry{padding:.55rem 0;border-bottom:1px solid var(--line);scroll-margin-top:9.5rem}
.entry:target,.entry.hit{background:var(--card);outline:2px solid var(--acc);outline-offset:6px;border-radius:4px}
.hw{font-weight:700;color:var(--acc)}
.pg{float:right;color:var(--mut);font-size:.72rem;font-variant:tabular-nums}
.sense{margin:0;padding-left:1.1em;text-indent:-1.1em}
b{font-weight:700}i{font-style:italic}
input,select,button{font:inherit;color:var(--fg);background:var(--card);
 border:1px solid var(--line);border-radius:6px;padding:.45rem .6rem}
input{width:100%}
#res li{list-style:none;margin:.15rem 0}
#res a{color:var(--acc);text-decoration:none}
#res a:hover{text-decoration:underline}
ul{padding-left:0}
.hint{color:var(--mut);font-size:.8rem}
.pager{display:flex;justify-content:space-between;margin-top:1.5rem;font-size:.85rem}
.pager a{color:var(--acc);text-decoration:none}
.back{display:inline-block;margin-bottom:.35rem;padding:.28rem .7rem;border:1px solid var(--line);
 border-radius:999px;background:var(--card);color:var(--acc);text-decoration:none;font-size:.8rem}
.back:hover{border-color:var(--acc)}
.tools{float:right;display:flex;gap:.3rem;align-items:center}
.tbtn{cursor:pointer;border:1px solid var(--line);background:var(--card);color:var(--mut);
 font-size:.78rem;border-radius:6px;padding:.15rem .5rem;line-height:1.6}
.tbtn:hover{border-color:var(--acc);color:var(--acc)}
.keyhint{color:var(--mut);font-size:.78rem;margin:.2rem 0 1rem}
/* --- 序文ページ --- */
.doc h2{font-size:1.25rem;margin:2rem 0 .8rem;padding-bottom:.3rem;border-bottom:1px solid var(--line)}
.doc h3{font-size:1rem;margin:1.6rem 0 .6rem;color:var(--mut);font-weight:600}
.doc p{margin:0 0 1.05em;text-align:justify}
.doc .pgm{color:var(--mut);font-size:.78rem;letter-spacing:.05em;margin:1.6rem 0 .6rem;
 padding:.1rem .5rem;border-left:3px solid var(--line);display:inline-block}
.doc .note{font-size:.88rem;color:var(--mut);margin:0 0 .5em;padding-left:1.6em;text-indent:-1.6em}
.doc .rule{border:none;border-top:1px solid var(--line);margin:1.6rem 0}
.doc .lead{font-size:.9rem;color:var(--mut);background:var(--card);border:1px solid var(--line);
 border-radius:6px;padding:.7rem .9rem;margin:0 0 1.6rem}
.doc sup{font-size:.68em;vertical-align:super;color:var(--acc)}
.doc .sig{text-align:right;font-style:italic;margin-top:1.2em}
.doc .doctitle{font-size:1.5rem;margin:.2rem 0 .6rem;letter-spacing:.03em}
.doc .docnav{margin:.2rem 0 1rem}
.doc .doctoc{border:1px solid var(--line);background:var(--card);border-radius:8px;
 padding:.7rem 1rem;margin:0 0 2rem;font-size:.9rem}
.doc .doctoc ul{list-style:none;padding-left:0;margin:.4rem 0 0}
.doc .doctoc li{margin:.15rem 0}
.doc .doctoc li.l3{padding-left:1.2em;font-size:.92em}
.doc .doctoc a{color:var(--acc);text-decoration:none}
.doc .doctoc a:hover{text-decoration:underline}
.doc h2,.doc h3{scroll-margin-top:9.5rem}
.doc ul.syms{list-style:none;padding-left:0;margin:.4rem 0 1.2rem}
.doc ul.syms li{padding:.3rem 0 .3rem .2rem;border-bottom:1px dotted var(--line)}
.doc .alph{margin:.15rem 0;font-size:1.02em}
.doc figure.fig{margin:1.6rem 0;padding:0;text-align:center}
.doc figure.fig img{max-width:100%;height:auto;border:1px solid var(--line);
 border-radius:6px;background:#fff;padding:.4rem}
html[data-t=dark] .doc figure.fig img{filter:invert(1) hue-rotate(180deg);background:#111}
@media(prefers-color-scheme:dark){
 html:not([data-t=light]) .doc figure.fig img{filter:invert(1) hue-rotate(180deg);background:#111}}
.doc figure.fig figcaption{font-size:.85rem;color:var(--mut);margin-top:.6rem;
 text-align:left;line-height:1.7}
.doc .figzoom{font-size:.8rem}
.doc ul.abbrlist{list-style:none;padding-left:0;margin:.5rem 0 1.6rem;
 column-width:19rem;column-gap:1.6rem;font-size:.92em}
.doc ul.abbrlist li{break-inside:avoid;margin:.12rem 0;padding-left:1.3em;text-indent:-1.3em;
 line-height:1.55;border-bottom:1px dotted var(--line)}
.doc ul.consolist{list-style:none;padding-left:0;margin:.5rem 0 1.6rem;
 column-width:13rem;column-gap:1.6rem;font-size:.95em}
.doc ul.consolist li{break-inside:avoid;margin:.12rem 0;padding-left:1.3em;text-indent:-1.3em;
 line-height:1.55;border-bottom:1px dotted var(--line)}
.doc ul.worklist{list-style:none;padding-left:0;margin:.5rem 0 1.6rem;
 column-width:15rem;column-gap:1.6rem;font-size:.92em}
.doc ul.worklist li{break-inside:avoid;margin:.1rem 0;padding-left:1.1em;text-indent:-1.1em;
 line-height:1.5}
/* --- 本文ページを右ペインに埋め込んだときはヘッダーを隠す --- */
body.framed header{display:none}
body.framed .keyhint{display:none}
body.framed .wrap{padding-top:.4rem}
/* --- 検索ページの 2 ペイン表示 --- */
body.split{height:100vh;display:flex;flex-direction:column;overflow:hidden;margin:0}
body.split header{flex:0 0 auto}
#pane{flex:1 1 auto;display:flex;min-height:0}
#side{flex:0 0 21rem;max-width:52vw;overflow-y:auto;border-right:1px solid var(--line);
 padding:.9rem 1rem 2rem;background:var(--bg)}
#main{flex:1 1 auto;min-width:0;background:var(--bg)}
#view{width:100%;height:100%;border:0;display:block;background:var(--bg)}
#res li{list-style:none;margin:0}
#res a{display:block;padding:.22rem .45rem;border-radius:5px;color:var(--acc);
 text-decoration:none;overflow-wrap:anywhere}
#res a:hover{background:var(--card)}
#res a.sel{background:var(--card);outline:1px solid var(--acc)}
#side h2{font-size:.95rem;margin:.2rem 0 .6rem}
.modes{display:flex;align-items:center;gap:1rem;margin:.35rem 0}
.modes label{display:inline-flex;align-items:center;gap:.3rem;cursor:pointer;line-height:1}
.modes input[type=radio]{margin:0;width:auto;padding:0;flex:none;
 vertical-align:middle;position:relative;top:0}
.modes span{line-height:1}
@media(max-width:820px){
 #pane{flex-direction:column}
 #side{flex:0 0 42%;max-width:none;border-right:0;border-bottom:1px solid var(--line)}
}