/* Layout: a scholar's reading desk — headword column + reading column, generous margins, vertical-slip accents borrowed from the bamboo-scroll emblem. */
:root{
  --paper:#F1F2EF;      /* 月白纸：微冷的底色 */
  --sheet:#FAFAF8;      /* 抬起的纸面 */
  --ink:#1B1B19;        /* 墨 */
  --ink-2:#46453F;
  --ink-3:#7C7A73;
  --ink-4:#A6A49C;
  --rule:#D9D9D3;
  --rule-2:#E6E6E1;
  --zhu:#A3221C;        /* 朱：取自标志 */
  --zhu-strong:#8A1C17;
  --zhu-wash:#F2E3DF;
  --dai:#3E5A55;        /* 黛：义类、标签 */
  --dai-wash:#E2EAE6;
  --veil:rgba(241,242,239,.86);
  --shadow:0 1px 2px rgba(27,27,25,.05),0 12px 32px -12px rgba(27,27,25,.18);
  --scrim:rgba(20,20,18,.32);

  --f-serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --f-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --f-latin:"EB Garamond","Iowan Old Style",Georgia,serif;

  --hdr:64px;
  --wrap:1200px;
  --gut:clamp(16px,4vw,48px);
  --ease:cubic-bezier(.2,.7,.2,1);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#121311; --sheet:#1A1B18; --ink:#E8E6DF; --ink-2:#BEBBB2; --ink-3:#8D8A82; --ink-4:#64625B;
    --rule:#30312D; --rule-2:#262724; --zhu:#E0584B; --zhu-strong:#F07B6F; --zhu-wash:#3A1E1B;
    --dai:#91B2AA; --dai-wash:#1F2B28; --veil:rgba(18,19,17,.84);
    --shadow:0 1px 2px rgba(0,0,0,.3),0 16px 36px -14px rgba(0,0,0,.6); --scrim:rgba(0,0,0,.55);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#121311; --sheet:#1A1B18; --ink:#E8E6DF; --ink-2:#BEBBB2; --ink-3:#8D8A82; --ink-4:#64625B;
  --rule:#30312D; --rule-2:#262724; --zhu:#E0584B; --zhu-strong:#F07B6F; --zhu-wash:#3A1E1B;
  --dai:#91B2AA; --dai-wash:#1F2B28; --veil:rgba(18,19,17,.84);
  --shadow:0 1px 2px rgba(0,0,0,.3),0 16px 36px -14px rgba(0,0,0,.6); --scrim:rgba(0,0,0,.55);
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--hdr) + 72px)}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-sans);font-size:15px;line-height:1.7;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
input{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:inherit;text-wrap:balance}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
mark{background:none;color:var(--zhu);font-weight:600}
:focus-visible{outline:2px solid var(--zhu);outline-offset:3px;border-radius:2px}
[hidden]{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gut)}
.py{font-family:var(--f-latin);font-style:italic;letter-spacing:.02em;color:var(--ink-3)}
.num{font-family:var(--f-latin);font-variant-numeric:tabular-nums lining-nums}

/* ───────── Header ───────── */
.hdr{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:var(--veil);
  -webkit-backdrop-filter:saturate(1.2) blur(14px);backdrop-filter:saturate(1.2) blur(14px);
  border-bottom:1px solid transparent;transition:border-color .3s}
.hdr.scrolled{border-bottom-color:var(--rule)}
.hdr-in{height:var(--hdr);display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand img{height:34px;width:auto}
.brand-txt{display:flex;flex-direction:column;line-height:1}
.brand-zh{font-family:var(--f-serif);font-weight:900;font-size:21px;letter-spacing:.12em}
.brand-en{font-family:var(--f-latin);font-size:10.5px;letter-spacing:.32em;color:var(--ink-3);margin-top:4px}
.hdr-search{flex:1;max-width:520px;min-width:0}
.sbox input{width:100%}
.hdr-search[hidden]+.nav{margin-left:auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a,.nav button{position:relative;padding:8px 12px;font-size:14px;color:var(--ink-2);border-radius:2px;transition:color .2s}
.nav a:hover,.nav button:hover{color:var(--ink)}
.nav a.on{color:var(--ink)}
.nav a.on::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:1.5px;background:var(--zhu)}
.badge{display:inline-grid;place-items:center;min-width:17px;height:17px;padding:0 4px;margin-left:4px;font-size:11px;
  font-family:var(--f-latin);background:var(--zhu);color:var(--sheet);border-radius:9px;vertical-align:1px;transition:transform .3s var(--ease)}
.badge.bump{transform:scale(1.35)}
.icon-btn{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;color:var(--ink-2);transition:background .2s,color .2s}
.icon-btn:hover{background:var(--rule-2);color:var(--ink)}
.icon-btn svg{width:18px;height:18px}
.menu-btn{display:none}

/* ───────── Search box ───────── */
.search{position:relative}
.modes{display:flex;gap:2px;margin-bottom:10px}
.mode{position:relative;padding:4px 12px 6px;font-size:13.5px;color:var(--ink-3);transition:color .2s}
.mode:first-child{padding-left:0}
.mode:hover{color:var(--ink)}
.mode[aria-selected="true"]{color:var(--ink);font-weight:500}
.mode[aria-selected="true"]::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:1.5px;background:var(--ink)}
.mode:first-child[aria-selected="true"]::after{left:0}
.sbox{display:flex;align-items:stretch;background:var(--sheet);border:1.5px solid var(--ink);transition:box-shadow .25s var(--ease)}
.sbox:focus-within{box-shadow:0 0 0 4px var(--zhu-wash)}
.sbox input{flex:1;min-width:0;border:0;background:none;outline:none;padding:0 18px;height:60px;font-family:var(--f-serif);font-size:18px;letter-spacing:.02em}
.sbox input::placeholder{color:var(--ink-4);font-family:var(--f-sans);font-size:15px;letter-spacing:0}
.sbox .kbd{align-self:center;margin-right:12px;font-family:var(--f-latin);font-size:12px;color:var(--ink-4);border:1px solid var(--rule);padding:0 7px;border-radius:3px;line-height:20px}
.sbox .clear{align-self:center;margin-right:6px;color:var(--ink-4)}
.sbox .clear:hover{color:var(--ink)}
.go{flex:none;width:64px;display:grid;place-items:center;background:var(--zhu);color:#FBF6F4;font-family:var(--f-serif);font-weight:900;font-size:24px;transition:background .2s}
.go:hover{background:var(--zhu-strong)}
.go span{transition:transform .35s var(--ease)}
.go:hover span{transform:translateY(-2px)}
.search.sm .modes{display:none}
.search.sm .sbox{border-width:1px;border-color:var(--rule)}
.search.sm .sbox:focus-within{border-color:var(--ink)}
.search.sm .sbox input{height:40px;font-size:15px;padding:0 14px}
.search.sm .go{width:44px;font-size:18px}
.search.sm .kbd{display:none}

.suggest{position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:50;background:var(--sheet);border:1px solid var(--rule);box-shadow:var(--shadow);
  padding:8px 0;opacity:0;transform:translateY(-4px);pointer-events:none;transition:opacity .18s,transform .22s var(--ease);max-height:min(70vh,520px);overflow:auto}
.suggest.open{opacity:1;transform:none;pointer-events:auto}
.sg-h{padding:10px 18px 4px;font-size:12px;letter-spacing:.12em;color:var(--ink-4)}
.sg-i{display:grid;grid-template-columns:3.2em minmax(0,1fr) auto;align-items:baseline;gap:12px;width:100%;text-align:left;padding:9px 18px;transition:background .12s}
.sg-i:hover,.sg-i.act{background:var(--paper)}
.sg-k{font-size:11.5px;color:var(--dai);letter-spacing:.06em}
.sg-l{font-family:var(--f-serif);font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sg-s{font-size:12.5px;color:var(--ink-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:20em}
.sg-i.act .sg-l{color:var(--zhu)}
.sg-foot{display:flex;gap:16px;padding:10px 18px 4px;margin-top:6px;border-top:1px solid var(--rule-2);font-size:12px;color:var(--ink-4)}
.sg-foot b{font-family:var(--f-latin);font-weight:400;border:1px solid var(--rule);border-radius:3px;padding:0 5px;margin-right:4px}

/* ───────── Shared bits ───────── */
.eyebrow{font-size:12.5px;letter-spacing:.18em;color:var(--ink-3)}
.sec-h{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:28px}
.sec-h h2{font-family:var(--f-serif);font-weight:700;font-size:26px;letter-spacing:.06em}
.sec-h .more{font-size:13.5px;color:var(--ink-3);display:inline-flex;gap:6px;align-items:center;transition:color .2s,gap .25s var(--ease)}
.sec-h .more:hover{color:var(--zhu);gap:10px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;font-size:13.5px;color:var(--ink-2);border:1px solid var(--rule);border-radius:999px;background:var(--sheet);transition:border-color .2s,color .2s,background .2s}
.chip:hover{border-color:var(--ink-2);color:var(--ink)}
.chip.on{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.chip .n{font-family:var(--f-latin);font-size:12.5px;color:var(--ink-4)}
.chip.on .n{color:var(--ink-4)}
.tag{display:inline-block;padding:0 7px;font-size:12px;line-height:20px;color:var(--dai);background:var(--dai-wash);border-radius:2px;letter-spacing:.04em}
.tag.zhu{color:var(--zhu);background:var(--zhu-wash)}
.tag.line{background:none;border:1px solid var(--rule);color:var(--ink-3)}
.freq{display:inline-flex;gap:3px;align-items:center;vertical-align:1px}
.freq i{width:5px;height:5px;border-radius:50%;background:var(--rule)}
.freq i.f{background:var(--ink-2)}
.btn{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;font-size:14px;border:1px solid var(--rule);background:var(--sheet);color:var(--ink-2);border-radius:2px;transition:border-color .2s,color .2s,background .2s}
.btn:hover{border-color:var(--ink-2);color:var(--ink)}
.btn svg{width:16px;height:16px}
.btn.primary{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.btn.primary:hover{background:var(--zhu);border-color:var(--zhu);color:#FBF6F4}
.btn.saved{color:var(--zhu);border-color:var(--zhu)}
.act-i{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;color:var(--ink-3);transition:color .2s,background .2s}
.act-i:hover{color:var(--ink);background:var(--rule-2)}
.act-i svg{width:17px;height:17px}
.act-i.saved{color:var(--zhu)}
.saved svg .fill{fill:currentColor}
.pop{animation:pop .45s var(--ease)}
@keyframes pop{0%{transform:scale(1)}35%{transform:scale(1.32)}100%{transform:scale(1)}}

/* view transitions */
#view{min-height:60vh}
.enter{animation:enter .5s var(--ease) both}
@keyframes enter{from{opacity:.001;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ───────── Home ───────── */
.hero{position:relative;padding-block:clamp(40px,8vw,104px) clamp(48px,7vw,88px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(32px,6vw,96px);align-items:end}
.hero h1{font-family:var(--f-serif);font-weight:900;font-size:clamp(48px,7.4vw,96px);line-height:1.12;letter-spacing:.04em;margin:18px 0 22px}
.hero h1 .dot{color:var(--zhu)}
.hero .lede{font-family:var(--f-serif);font-size:clamp(16px,1.6vw,19px);color:var(--ink-2);max-width:30em;margin-bottom:40px}
.hero .search{max-width:680px}
.try{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:20px;max-width:680px}
.try>span{font-size:13px;color:var(--ink-4);margin-right:4px}
.river{position:absolute;left:0;right:0;bottom:-6px;width:100%;height:120px;pointer-events:none;color:var(--zhu);opacity:.4}
.river path{fill:none;stroke:currentColor;stroke-width:1;stroke-dasharray:2400;stroke-dashoffset:0;animation:draw 3.2s .2s var(--ease) both}
@keyframes draw{from{stroke-dashoffset:2400}to{stroke-dashoffset:0}}

.slip{display:flex;flex-direction:row-reverse;gap:0;align-items:stretch;align-self:stretch;max-height:440px}
.slip-col{writing-mode:vertical-rl;text-orientation:upright;padding:22px 14px;border-inline:1px solid var(--rule);margin-left:-1px;background:var(--sheet)}
.slip-col.label{font-size:12.5px;letter-spacing:.5em;color:var(--zhu);background:none;border-color:transparent;padding-inline:10px}
.slip-col.main{font-family:var(--f-serif);font-weight:600;font-size:30px;letter-spacing:.32em;line-height:1.2;padding:28px 22px}
.slip-col.cite{font-family:var(--f-serif);font-size:14px;letter-spacing:.24em;color:var(--ink-3);background:none;padding-inline:12px;display:flex;justify-content:space-between}
.slip-col.cite a{color:var(--zhu);letter-spacing:.2em;transition:opacity .2s}
.slip-col.cite a:hover{opacity:.7}
.slip-mark{width:7px;height:7px;background:var(--zhu);margin:12px auto 0;transform:rotate(45deg)}

.home-sec{padding-block:clamp(48px,7vw,88px);border-top:1px solid var(--rule)}

.ways{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,48px)}
.way{display:grid;gap:12px;align-content:start}
.way h3{font-family:var(--f-serif);font-weight:700;font-size:20px;letter-spacing:.08em;display:flex;align-items:baseline;gap:12px}
.way h3 small{font-family:var(--f-latin);font-style:italic;font-size:14px;color:var(--ink-4);letter-spacing:.02em;font-weight:400}
.way p{color:var(--ink-2);font-size:14.5px}
.way-demo{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:6px;font-family:var(--f-serif);font-size:15px}
.way-demo .from{color:var(--ink-3)}
.way-demo .arrow{color:var(--zhu);font-family:var(--f-latin)}
.way-demo a{border-bottom:1px solid var(--rule);transition:border-color .2s,color .2s}
.way-demo a:hover{color:var(--zhu);border-color:var(--zhu)}

.pop-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(24px,5vw,72px)}
.pop-i{display:grid;grid-template-columns:2.2em 7.5em minmax(0,1fr) auto;align-items:baseline;gap:16px;padding:16px 0;border-bottom:1px solid var(--rule-2);transition:padding .3s var(--ease)}
.pop-i:hover{padding-left:6px}
.pop-i .rk{font-family:var(--f-latin);font-size:17px;color:var(--ink-4)}
.pop-grid li:nth-child(-n+3) .rk{color:var(--zhu)}
.pop-i .h{font-family:var(--f-serif);font-weight:700;font-size:19px;letter-spacing:.06em;transition:color .2s}
.pop-i:hover .h{color:var(--zhu)}
.pop-i .b{font-size:13.5px;color:var(--ink-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pop-i .py{font-size:14px}

.cats{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));border-left:1px solid var(--rule)}
.cat{position:relative;display:flex;flex-direction:column;gap:10px;padding:24px 18px 22px;border-right:1px solid var(--rule);border-block:1px solid var(--rule);min-height:240px;transition:background .3s}
.cat:hover{background:var(--sheet)}
.cat .cn{writing-mode:vertical-rl;font-family:var(--f-serif);font-weight:900;font-size:30px;letter-spacing:.2em;line-height:1;transition:color .25s}
.cat:hover .cn{color:var(--zhu)}
.cat .cw{margin-top:auto;font-family:var(--f-serif);font-size:13.5px;color:var(--ink-3);line-height:1.9}
.cat .cc{font-size:12px;color:var(--ink-4)}
.cat .cc .num{font-size:14px;color:var(--ink-2)}
.cat.more-cat{justify-content:center;align-items:center;text-align:center;color:var(--ink-3);font-size:14px}
.cat.more-cat:hover{color:var(--zhu)}

.disc{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(24px,4vw,56px)}
.feat{position:relative;display:grid;grid-template-columns:auto minmax(0,1fr);gap:28px;padding:36px;background:var(--sheet);border:1px solid var(--rule);overflow:hidden;transition:border-color .3s}
.feat:hover{border-color:var(--ink-3)}
.feat-art{writing-mode:vertical-rl;font-family:var(--f-serif);font-weight:900;font-size:clamp(64px,8vw,112px);line-height:1;letter-spacing:.06em;color:var(--zhu);transition:transform .6s var(--ease)}
.feat:hover .feat-art{transform:translateY(-6px)}
.feat-body{display:flex;flex-direction:column;gap:14px;min-width:0}
.feat h3{font-family:var(--f-serif);font-weight:700;font-size:clamp(22px,2.4vw,28px);line-height:1.4;letter-spacing:.04em}
.feat p{color:var(--ink-2);font-family:var(--f-serif);font-size:15.5px}
.feat .q{margin-top:auto;padding-top:18px;border-top:1px solid var(--rule-2);font-family:var(--f-serif);font-size:14.5px;color:var(--ink-3)}
.disc-list{display:flex;flex-direction:column}
.disc-i{display:grid;gap:6px;padding:22px 0;border-bottom:1px solid var(--rule-2)}
.disc-i:first-child{padding-top:0}
.disc-i h3{font-family:var(--f-serif);font-weight:700;font-size:19px;letter-spacing:.04em;transition:color .2s}
.disc-i:hover h3{color:var(--zhu)}
.disc-i p{font-size:14px;color:var(--ink-3)}

/* ───────── Results ───────── */
.res-top{padding-block:40px 24px}
.crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-4);margin-bottom:18px}
.crumb a:hover{color:var(--ink)}
.crumb i{font-style:normal}
.res-q{font-family:var(--f-serif);font-weight:700;font-size:clamp(28px,3.6vw,42px);line-height:1.3;letter-spacing:.04em}
.res-q q{quotes:"“" "”"}
.interp{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;margin-top:14px;font-size:14px;color:var(--ink-3)}
.interp .tag{font-size:13px;line-height:24px;padding:0 10px}
.res-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px;margin-top:28px;padding-block:12px;border-block:1px solid var(--rule)}
.res-count{font-size:13.5px;color:var(--ink-3)}
.res-count .num{font-size:17px;color:var(--ink)}
.res-ctl{display:flex;flex-wrap:wrap;align-items:center;gap:20px}
.tabs{display:flex;gap:2px;position:relative}
.tab{position:relative;padding:6px 12px;font-size:14px;color:var(--ink-3);transition:color .2s}
.tab:hover{color:var(--ink)}
.tab[aria-selected="true"]{color:var(--ink);font-weight:500}
.tab[aria-selected="true"]::after{content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:1.5px;background:var(--zhu)}
.seg{display:inline-flex;border:1px solid var(--rule);border-radius:2px;padding:2px;background:var(--sheet)}
.seg button{padding:3px 10px;font-size:13px;color:var(--ink-3);border-radius:1px;transition:background .2s,color .2s}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}
.filter-btn{display:none}

.res-grid{display:grid;grid-template-columns:200px minmax(0,1fr) 248px;gap:clamp(24px,3.4vw,52px);padding-block:32px 96px;align-items:start}
.filters{position:sticky;top:calc(var(--hdr) + 24px);display:flex;flex-direction:column;gap:28px}
.f-h{display:flex;justify-content:space-between;align-items:baseline;font-size:12.5px;letter-spacing:.14em;color:var(--ink-4);margin-bottom:10px}
.f-h button{font-size:12px;letter-spacing:0;color:var(--ink-3)}
.f-h button:hover{color:var(--zhu)}
.f-opts{display:flex;flex-direction:column;gap:2px}
.f-opt{display:flex;align-items:center;gap:10px;padding:5px 0;font-size:14px;color:var(--ink-2);cursor:pointer;user-select:none}
.f-opt input{position:absolute;opacity:0;pointer-events:none}
.f-box{width:14px;height:14px;border:1px solid var(--ink-4);border-radius:2px;display:grid;place-items:center;transition:background .15s,border-color .15s;flex:none}
.f-box svg{width:10px;height:10px;color:var(--paper);opacity:0;transform:scale(.6);transition:opacity .15s,transform .2s var(--ease)}
.f-opt input:checked+.f-box{background:var(--zhu);border-color:var(--zhu)}
.f-opt input:checked+.f-box svg{opacity:1;transform:none}
.f-opt input:focus-visible+.f-box{outline:2px solid var(--zhu);outline-offset:2px}
.f-opt .n{margin-left:auto;font-family:var(--f-latin);font-size:13px;color:var(--ink-4)}
.f-opt.zero{opacity:.4}
.f-pills{display:flex;flex-wrap:wrap;gap:6px}
.f-pills .chip{padding:3px 10px;font-size:13px}
.sheet-head,.sheet-foot{display:none}

.group{margin-bottom:56px}
.group-h{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px;padding-bottom:14px;border-bottom:1px solid var(--ink)}
.group-h .gl{font-size:12px;letter-spacing:.2em;color:var(--zhu)}
.group-h h2{font-family:var(--f-serif);font-weight:700;font-size:22px;letter-spacing:.08em}
.group-h .gc{font-family:var(--f-latin);font-size:15px;color:var(--ink-4)}
.group-h .gn{flex-basis:100%;font-size:13.5px;color:var(--ink-3)}

.hit{display:grid;grid-template-columns:10.5rem minmax(0,1fr) 8.5rem;gap:8px 32px;padding:28px 0;border-bottom:1px solid var(--rule-2)}
.hit-hw{display:flex;flex-direction:column;gap:4px;min-width:0}
.hw{font-family:var(--f-serif);font-weight:700;font-size:26px;line-height:1.25;letter-spacing:.06em;transition:color .2s}
a.hw:hover{color:var(--zhu)}
.hit-hw .py{font-size:15px}
.hit-body{display:flex;flex-direction:column;gap:10px;min-width:0}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;font-size:12.5px;color:var(--ink-3)}
.meta .sep{width:1px;height:10px;background:var(--rule)}
.def{font-family:var(--f-serif);font-size:16.5px;line-height:1.75;color:var(--ink)}
.ex{display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px;font-family:var(--f-serif)}
.ex-l{font-size:12px;color:var(--zhu);border:1px solid currentColor;line-height:18px;padding:0 3px;height:20px;margin-top:4px;border-radius:2px}
.ex-t{font-size:15px;line-height:1.85;color:var(--ink-2)}
.ex-t cite{font-style:normal;font-size:13.5px;color:var(--ink-3);margin-left:.4em}
.mods{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:13.5px;color:var(--ink-3)}
.mods b{font-weight:500;color:var(--ink-4);font-size:12px;letter-spacing:.1em;margin-right:2px}
.mods span{color:var(--ink-2)}
.expand{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s var(--ease)}
.expand>div{overflow:hidden;min-height:0}
.expand.open{grid-template-rows:1fr}
.exp-in{display:grid;gap:12px;padding:14px 16px;margin-top:4px;background:var(--sheet);border:1px solid var(--rule-2)}
.exp-in dt{font-size:12px;letter-spacing:.12em;color:var(--ink-4)}
.exp-in dd{margin:2px 0 0;font-size:14px;color:var(--ink-2)}
.toggle{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-3);transition:color .2s;align-self:flex-start}
.toggle:hover{color:var(--zhu)}
.toggle svg{width:12px;height:12px;transition:transform .3s var(--ease)}
.toggle[aria-expanded="true"] svg{transform:rotate(180deg)}
.hit-side{display:flex;flex-direction:column;justify-content:space-between;align-items:flex-end;gap:16px}
.hit-acts{display:flex;gap:2px}
.mini{width:100%;display:grid;gap:6px}
.mini-bar{display:grid;grid-template-columns:repeat(8,1fr);gap:2px}
.mini-bar i{height:4px;background:var(--rule-2)}
.mini-bar i.o{background:var(--zhu)}
.mini-bar i.f{background:var(--zhu);opacity:.28}
.mini-l{font-size:12px;color:var(--ink-4);text-align:right}
.mini-l b{font-weight:500;color:var(--ink-2)}
.empty{padding:56px 0;text-align:left;max-width:34em}
.empty h3{font-family:var(--f-serif);font-weight:700;font-size:22px;margin-bottom:10px}
.empty p{color:var(--ink-3);margin-bottom:20px}

.rel{position:sticky;top:calc(var(--hdr) + 24px);display:flex;flex-direction:column;gap:32px}
.rel-b h3{font-size:12.5px;letter-spacing:.14em;color:var(--ink-4);margin-bottom:12px}
.rel-chips{display:flex;flex-wrap:wrap;gap:6px}
.cmp-mini{display:grid;gap:10px}
.cmp-mini a{display:grid;grid-template-columns:4.6em minmax(0,1fr);gap:10px;font-size:13.5px;color:var(--ink-3);align-items:baseline}
.cmp-mini a b{font-family:var(--f-serif);font-weight:700;color:var(--ink);font-size:15px;transition:color .2s}
.cmp-mini a:hover b{color:var(--zhu)}
.recent a{display:flex;justify-content:space-between;gap:8px;padding:7px 0;border-bottom:1px solid var(--rule-2);font-family:var(--f-serif);font-size:15px;transition:color .2s}
.recent a:hover{color:var(--zhu)}
.recent a .py{font-size:13px}
.note{font-size:12.5px;color:var(--ink-4);line-height:1.7}

/* ───────── Entry ───────── */
.e-top{padding-block:40px 0}
.e-head{display:grid;grid-template-columns:minmax(0,auto) minmax(0,1fr);gap:24px clamp(32px,5vw,80px);align-items:end;padding-bottom:36px}
.e-hw h1{font-family:var(--f-serif);font-weight:900;font-size:clamp(64px,10vw,128px);line-height:1;letter-spacing:.08em;margin-left:-.04em}
.e-hw .py{display:block;font-size:clamp(20px,2vw,26px);margin-top:16px}
.e-side{display:flex;flex-direction:column;gap:20px;min-width:0}
.e-brief{font-family:var(--f-serif);font-size:clamp(18px,1.8vw,21px);line-height:1.7}
.e-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(96px,1fr));gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule)}
.e-meta div{padding:10px 14px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.e-meta dt{font-size:12px;letter-spacing:.12em;color:var(--ink-4)}
.e-meta dd{margin:2px 0 0;font-family:var(--f-serif);font-size:16px}
.e-acts{display:flex;flex-wrap:wrap;gap:8px}
.e-tabs{position:sticky;top:calc(var(--hdr) + env(safe-area-inset-top,0px));z-index:30;background:var(--veil);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-block:1px solid var(--rule)}
.e-tabs .tabs{overflow-x:auto;scrollbar-width:none;padding-block:6px}
.e-tabs .tabs::-webkit-scrollbar{display:none}
.e-tabs .tab{white-space:nowrap;padding:8px 16px;font-size:14.5px}
.e-tabs .tab[aria-selected="true"]::after{left:16px;right:16px;bottom:-7px;height:2px}
.e-tabs .tab .num{font-size:13px;color:var(--ink-4);margin-left:4px}
.e-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:clamp(32px,5vw,80px);padding-block:48px 96px;align-items:start}
.e-sec{padding-bottom:64px}
.e-sec>h2{display:flex;align-items:baseline;gap:14px;font-family:var(--f-serif);font-weight:700;font-size:24px;letter-spacing:.1em;margin-bottom:24px}
.e-sec>h2 small{font-family:var(--f-sans);font-weight:400;font-size:13px;letter-spacing:.04em;color:var(--ink-4)}
.sense{display:grid;grid-template-columns:2.4em minmax(0,1fr);gap:4px 12px;padding:24px 0;border-top:1px solid var(--rule)}
.sense:last-child{border-bottom:1px solid var(--rule)}
.sense-n{font-family:var(--f-serif);font-size:26px;line-height:1.2;color:var(--zhu)}
.sense-b{display:flex;flex-direction:column;gap:14px;min-width:0}
.sense-def{font-family:var(--f-serif);font-size:19px;line-height:1.75}
.sense-def .tag{margin-right:10px;vertical-align:3px}
.quote{display:grid;gap:8px;padding:16px 20px;background:var(--sheet);border:1px solid var(--rule-2)}
.quote-t{font-family:var(--f-serif);font-size:17px;line-height:1.9;letter-spacing:.02em}
.quote-t em{font-style:normal;color:var(--zhu);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.quote-f{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px}
.quote-f cite{font-style:normal;font-family:var(--f-serif);font-size:14px;color:var(--ink-3)}
.quote-f .acts{display:flex;align-items:center;gap:4px}
.quote-f .act-i{width:30px;height:30px}
.quote-f .act-i svg{width:15px;height:15px}
.trans{font-size:14px;color:var(--ink-2);line-height:1.8;padding-top:10px;border-top:1px dashed var(--rule)}
.trans b{font-weight:500;color:var(--dai);margin-right:6px;font-size:12.5px;letter-spacing:.08em}
.gloss{font-size:13px;color:var(--ink-3)}
.ex-filter{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}
.cron{display:flex;flex-direction:column}
.cron-i{display:grid;grid-template-columns:5.5em minmax(0,1fr);gap:20px;padding:18px 0;border-bottom:1px solid var(--rule-2);animation:enter .4s var(--ease) both}
.cron-p{font-family:var(--f-serif);font-size:15px;color:var(--ink-3);display:flex;flex-direction:column;gap:2px}
.cron-p small{font-family:var(--f-sans);font-size:12px;color:var(--ink-4)}
.cron-t{font-family:var(--f-serif);font-size:16.5px;line-height:1.85}
.cron-t em{font-style:normal;color:var(--zhu)}
.cron-c{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:4px;font-size:13.5px;color:var(--ink-3);font-family:var(--f-serif)}

.flow-wrap{overflow-x:auto;padding-bottom:6px}
.flow{position:relative;min-width:620px;display:grid;grid-template-columns:repeat(8,minmax(0,1fr))}
.flow-p{font-family:var(--f-serif);font-size:14px;color:var(--ink-3);text-align:center;padding-bottom:18px}
.flow-p.has{color:var(--ink);font-weight:600}
.flow-line{grid-column:1/-1;position:relative;height:28px}
.flow-line .base{position:absolute;left:0;right:0;top:13px;height:1px;background:var(--rule)}
.flow-line .run{position:absolute;top:12px;height:3px;background:var(--zhu);transform-origin:left;animation:grow 1.2s .15s var(--ease) both}
.flow-line .tail{position:absolute;top:13px;height:0;border-top:1px dashed var(--zhu);opacity:.6}
@keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.flow-dot{position:absolute;top:7px;width:13px;height:13px;margin-left:-6.5px;border-radius:50%;background:var(--paper);border:2px solid var(--zhu)}
.flow-dot.first{background:var(--zhu)}
.flow-works{display:flex;flex-direction:column;align-items:center;gap:4px;padding-top:14px;text-align:center}
.flow-works span{font-family:var(--f-serif);font-size:13px;color:var(--ink-2);line-height:1.4}
.flow-works small{font-size:11.5px;color:var(--ink-4)}
.flow-note{margin-top:22px;font-family:var(--f-serif);font-size:15px;color:var(--ink-2);max-width:40em}

.tbl-wrap{overflow-x:auto;border-top:1px solid var(--ink)}
table.cmp{width:100%;min-width:560px;border-collapse:collapse;font-size:14px}
.cmp th{text-align:left;font-weight:500;font-size:12.5px;letter-spacing:.1em;color:var(--ink-4);padding:12px 14px;border-bottom:1px solid var(--rule)}
.cmp td{padding:14px;border-bottom:1px solid var(--rule-2);vertical-align:top;color:var(--ink-2)}
.cmp td:first-child{font-family:var(--f-serif);font-weight:700;font-size:16px;color:var(--ink);white-space:nowrap}
.cmp td:first-child a:hover{color:var(--zhu)}
.cmp tr.cur td{background:var(--zhu-wash)}
.cmp tr.cur td:first-child{color:var(--zhu)}

.rel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1px;background:var(--rule);border:1px solid var(--rule)}
.rel-card{display:flex;flex-direction:column;gap:4px;padding:18px;background:var(--paper);transition:background .2s}
.rel-card:hover{background:var(--sheet)}
.rel-card b{font-family:var(--f-serif);font-weight:700;font-size:19px;letter-spacing:.06em;transition:color .2s}
.rel-card:hover b{color:var(--zhu)}
.rel-card .py{font-size:13.5px}
.rel-card p{font-size:13px;color:var(--ink-3);margin-top:4px}
.rel-card .tag{align-self:flex-start;margin-bottom:6px}

.refs{counter-reset:r;display:flex;flex-direction:column}
.refs li{display:grid;grid-template-columns:2em minmax(0,1fr);gap:8px;padding:10px 0;border-bottom:1px solid var(--rule-2);font-family:var(--f-serif);font-size:15px}
.refs li::before{counter-increment:r;content:counter(r);font-family:var(--f-latin);color:var(--ink-4)}
.refs small{font-family:var(--f-sans);color:var(--ink-4);font-size:12.5px;margin-left:8px}
.citebox{margin-top:24px;padding:16px 18px;border:1px dashed var(--rule);display:grid;gap:10px}
.citebox code{font-family:var(--f-serif);font-size:14px;color:var(--ink-2);word-break:break-all}

.e-aside{position:sticky;top:calc(var(--hdr) + 80px);display:flex;flex-direction:column;gap:28px}
.panel{padding:20px;background:var(--sheet);border:1px solid var(--rule)}
.panel h3{font-size:12.5px;letter-spacing:.14em;color:var(--ink-4);margin-bottom:12px}
.panel .mods{flex-direction:column;gap:8px}
.mod-l{display:flex;flex-wrap:wrap;gap:6px}
.nuance{font-family:var(--f-serif);font-size:15px;line-height:1.85;color:var(--ink-2)}
.toc a{display:flex;align-items:center;gap:10px;padding:5px 0;font-size:14px;color:var(--ink-3);transition:color .2s}
.toc a::before{content:"";width:12px;height:1px;background:var(--rule);transition:width .3s var(--ease),background .3s}
.toc a.on{color:var(--ink)}
.toc a.on::before{width:22px;background:var(--zhu)}

/* ───────── Drawer, toast, footer ───────── */
.scrim{position:fixed;inset:0;z-index:60;background:var(--scrim);opacity:0;pointer-events:none;transition:opacity .3s}
.scrim.on{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;z-index:61;width:min(420px,100%);background:var(--paper);border-left:1px solid var(--rule);
  display:flex;flex-direction:column;transform:translateX(102%);transition:transform .45s var(--ease);padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
.drawer.on{transform:none}
.drawer-h{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--rule)}
.drawer-h h2{font-family:var(--f-serif);font-weight:700;font-size:20px;letter-spacing:.1em}
.drawer-b{flex:1;overflow:auto;padding:8px 24px 24px}
.sv{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 12px;padding:16px 0;border-bottom:1px solid var(--rule-2);animation:enter .35s var(--ease) both}
.sv b{font-family:var(--f-serif);font-weight:700;font-size:19px;letter-spacing:.05em;transition:color .2s}
.sv a:hover b{color:var(--zhu)}
.sv p{grid-column:1;font-size:13px;color:var(--ink-3)}
.sv .act-i{grid-row:1/3;grid-column:2;align-self:center}
.drawer-empty{padding:48px 0;color:var(--ink-3);font-size:14px}
.drawer-empty .ic{width:44px;height:44px;color:var(--ink-4);margin-bottom:14px}

.toast{position:fixed;left:50%;bottom:calc(28px + env(safe-area-inset-bottom,0px));z-index:80;display:flex;align-items:center;gap:10px;padding:10px 18px;
  background:var(--ink);color:var(--paper);font-size:14px;border-radius:2px;box-shadow:var(--shadow);transform:translate(-50%,16px);opacity:0;pointer-events:none;transition:opacity .25s,transform .35s var(--ease);max-width:calc(100% - 32px)}
.toast.on{opacity:1;transform:translate(-50%,0)}
.toast svg{width:16px;height:16px;color:var(--zhu);flex:none}

.foot{border-top:1px solid var(--rule);padding-block:48px 40px;margin-top:24px}
.foot-in{display:grid;grid-template-columns:minmax(0,1.2fr) repeat(3,minmax(0,1fr));gap:32px}
.foot-brand{display:flex;flex-direction:column;gap:14px}
.foot-brand p{font-family:var(--f-serif);font-size:14px;color:var(--ink-3);max-width:22em}
.foot h4{font-size:12.5px;letter-spacing:.14em;color:var(--ink-4);margin-bottom:12px}
.foot li a{display:block;padding:3px 0;font-size:14px;color:var(--ink-2);transition:color .2s}
.foot li a:hover{color:var(--zhu)}
.foot-b{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:40px;padding-top:20px;border-top:1px solid var(--rule-2);font-size:12.5px;color:var(--ink-4)}

/* ───────── Responsive ───────── */
@media (max-width:1100px){
  .res-grid{grid-template-columns:190px minmax(0,1fr)}
  .rel{position:static;grid-column:2;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px;padding-top:24px;border-top:1px solid var(--rule)}
  .cats{grid-template-columns:repeat(3,minmax(0,1fr))}
  .cat{min-height:200px}
  .e-grid{grid-template-columns:minmax(0,1fr)}
  .e-aside{position:static;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));order:-1}
  .e-aside .toc-panel{display:none}
}
@media (max-width:860px){
  .hdr-in{gap:12px}
  .brand-en{display:none}
  .nav{display:none}
  .nav.open{display:flex;position:absolute;top:var(--hdr);left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--paper);border-bottom:1px solid var(--rule);padding:8px var(--gut) 16px;box-shadow:var(--shadow)}
  .nav.open a,.nav.open button{padding:12px 0;text-align:left;font-size:15px}
  .nav.open a.on::after{display:none}
  .menu-btn{display:inline-grid;margin-left:auto}
  .hdr-search:not([hidden])~.menu-btn{margin-left:0}
  .hero-grid{grid-template-columns:minmax(0,1fr)}
  .slip{flex-direction:row-reverse;justify-content:flex-end;max-height:none;height:300px}
  .ways{grid-template-columns:minmax(0,1fr)}
  .pop-grid{grid-template-columns:minmax(0,1fr)}
  .disc{grid-template-columns:minmax(0,1fr)}
  .foot-in{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-brand{grid-column:1/-1}

  .res-grid{grid-template-columns:minmax(0,1fr)}
  .rel{grid-column:auto}
  .filter-btn{display:inline-flex}
  .filters{position:fixed;left:0;right:0;bottom:0;top:auto;z-index:61;max-height:82vh;overflow:auto;background:var(--paper);border-top:1px solid var(--rule);
    padding:0 var(--gut) calc(16px + env(safe-area-inset-bottom,0px));transform:translateY(102%);transition:transform .45s var(--ease);box-shadow:var(--shadow);gap:24px}
  .filters.on{transform:none}
  .sheet-head{display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;background:var(--paper);padding:18px 0 12px;border-bottom:1px solid var(--rule);z-index:1}
  .sheet-head h2{font-family:var(--f-serif);font-weight:700;font-size:18px;letter-spacing:.1em}
  .sheet-foot{display:flex;gap:10px;position:sticky;bottom:0;background:var(--paper);padding-top:12px}
  .sheet-foot .btn{flex:1;justify-content:center;height:44px}

  .hit{grid-template-columns:minmax(0,1fr) auto;gap:10px 16px}
  .hit-hw{grid-column:1;flex-direction:row;align-items:baseline;flex-wrap:wrap;gap:4px 12px}
  .hit-side{grid-column:2;grid-row:1;flex-direction:row;align-items:center}
  .hit-side .mini{display:none}
  .hit-body{grid-column:1/-1}
  .e-head{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:560px){
  body{font-size:14.5px}
  .sbox input{height:54px;font-size:16px;padding:0 14px}
  .go{width:54px}
  .sbox .kbd{display:none}
  .hero h1{letter-spacing:.02em}
  .slip{height:260px}
  .slip-col.main{font-size:24px;padding:20px 16px}
  .pop-i{grid-template-columns:1.8em minmax(0,1fr) auto;gap:4px 12px}
  .pop-i .b{grid-column:2/-1;grid-row:2}
  .cats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat{min-height:180px;padding:18px 14px}
  .feat{grid-template-columns:minmax(0,1fr);padding:24px}
  .feat-art{writing-mode:horizontal-tb;font-size:64px}
  .res-ctl{gap:12px;width:100%;justify-content:space-between}
  .sense{grid-template-columns:1.8em minmax(0,1fr)}
  .sense-def{font-size:17.5px}
  .quote{padding:14px 16px}
  .cron-i{grid-template-columns:minmax(0,1fr);gap:6px}
  .cron-p{flex-direction:row;gap:8px;align-items:baseline}
  .brand img{height:30px}
  .brand-zh{font-size:19px}
  .hdr-in:has(.hdr-search:not([hidden])) .brand-txt{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}