@import url("../volume-base.css");

:root{
  --ink:#29201e;
  --muted:#716661;
  --paper:#f0e7dc;
  --paper2:#ded0c0;
  --night:#321c24;
  --night2:#56303a;
  --white:#fffaf0;
  --red:#a4493d;
  --red2:#d68462;
  --gold:#c4a05f;
  --accent:#7e3547;
  --accent-deep:#5b2634;
  --line:rgba(41,32,30,.2);
  --line2:rgba(255,250,240,.2);
}

body{
  background-color:var(--paper);
  background-image:radial-gradient(rgba(91,38,52,.05) .65px,transparent .75px);
  background-size:7px 7px;
}
.site-header.scrolled{background:rgba(240,231,220,.96)}
.seal{border-radius:50%;background:var(--red);font-family:var(--serif);font-weight:700}
.volume-switch{white-space:nowrap}
.volume-switch .active{background:var(--red)}

.hero{min-height:100svh;background:var(--night)}
.hero::before{
  position:absolute;
  inset:0;
  width:auto;
  height:auto;
  content:"";
  border:0;
  border-radius:0;
  box-shadow:none;
  opacity:.15;
  background:
    linear-gradient(90deg,transparent 0 10%,rgba(255,255,255,.08) 10.05% 10.12%,transparent 10.17% 100%),
    linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:100% 100%,100% 118px;
  pointer-events:none;
}
.hero-image-wrap{position:absolute;inset:0 0 0 47%;overflow:hidden;background:#c7ad88}
.hero-image-wrap img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:50% 48%;
  filter:saturate(.58) sepia(.12) contrast(1.06) brightness(.72);
  transform:scale(1.05) translateY(var(--hero-shift,0));
  transition:transform .15s linear;
}
.hero-ink{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg,var(--night) 0%,rgba(50,28,36,.97) 20%,rgba(50,28,36,.57) 52%,rgba(50,28,36,.08) 84%),
    linear-gradient(0deg,rgba(50,28,36,.76),transparent 58%);
}
.hero-copy{position:relative;z-index:2;align-self:center;width:min(790px,66vw);padding:118px 0 72px var(--side)}
.kicker{margin:0 0 28px;color:#e2bd79;font-size:10px;font-weight:700;letter-spacing:.17em}
.hero h1{
  max-width:780px;
  margin:0;
  font-family:var(--serif);
  font-size:clamp(64px,7.15vw,106px);
  font-weight:500;
  line-height:.96;
  letter-spacing:-.075em;
}
.hero-intro{max-width:660px;margin:31px 0 0;color:rgba(255,250,240,.72);font-size:13px;line-height:1.9}
.hero-actions{margin-top:36px}
.primary{color:var(--white);background:var(--red)}
.primary:hover{background:#b95849}
.hero-caption{right:var(--side);bottom:30px;padding-left:15px;border-left:1px solid rgba(255,250,240,.3)}
.hero-caption span{color:#e2bd79}

.section-label span,.eyebrow{color:var(--red)}
.section-head h2,.lab-copy h2{letter-spacing:-.055em}
.section-head>p{line-height:1.9}

.questions{background:var(--paper)}
.question-button:hover,.question-button.active{color:var(--white);background:var(--red)}
.question-button>span{color:var(--red)}
.question-panel{position:relative;overflow:hidden}
.question-panel::before{
  position:absolute;
  right:1%;
  bottom:-58px;
  content:"城";
  color:rgba(126,53,71,.08);
  font-family:var(--serif);
  font-size:210px;
  line-height:1;
  pointer-events:none;
}
.question-panel>*{position:relative;z-index:1}
.question-people button{color:var(--red)}
.cross-reading{margin-top:64px;padding-top:22px;border-top:1px solid var(--ink)}
.cross-reading-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-bottom:10px}
.cross-reading-head span{color:var(--red);font-size:10px;letter-spacing:.12em}
.cross-reading-head p{margin:0;color:var(--muted);font-size:11px}
.cross-reading-list{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.cross-reading-list a{display:grid;gap:8px;padding:20px 18px 20px 0;color:var(--ink);border-bottom:1px solid var(--line)}
.cross-reading-list a+a{padding-left:18px;border-left:1px solid var(--line)}
.cross-reading-list span{color:var(--red);font-size:10px}
.cross-reading-list strong{font-family:var(--serif);font-size:20px;font-weight:500}
.cross-reading-list small{color:var(--muted);font-size:10px;line-height:1.65}
.cross-reading-list a:hover strong{color:var(--red)}

.daily{background:#74413b}
.daily-top p,.daily-top button,.daily-quote cite,.daily-explain span{color:#edbf82}
.daily-quote>p,.quote-original{direction:auto;unicode-bidi:plaintext;font-family:var(--serif)!important}
.daily-explain button{color:#edbf82}

.timeline{background:var(--night2)}
.timeline-intro,.lab{background:var(--night)}
.period-rail{background:#28151d}
.period-nav-button:hover,.period-nav-button:focus-visible,.period-nav-button.active{color:var(--white);background:#6b3544}
.period-number{color:rgba(194,161,95,.18)}
.period-shift{margin-top:25px;padding-top:18px;border-top:1px solid rgba(194,161,95,.42)}
.period-shift span{display:block;color:#e2bd79;font-size:9px;font-weight:700;letter-spacing:.12em}
.period-shift p{max-width:780px;margin:8px 0 0;color:rgba(255,250,240,.72);font-family:var(--serif);font-size:16px;line-height:1.7}
.period-note{border-color:rgba(255,250,240,.18)}
.person-row:hover{background:rgba(194,161,95,.09)}

.people{background:var(--paper)}
.people-results{border-top:1px solid var(--ink)}
.index-row:hover{color:var(--red);background:rgba(126,53,71,.055)}
.index-row strong small,.dialog-title>span{direction:auto;unicode-bidi:plaintext;font-family:var(--serif)}

.terms{
  background:
    linear-gradient(90deg,rgba(126,53,71,.045) 1px,transparent 1px),
    var(--paper2);
  background-size:25% 100%;
}
.term-lanes{margin-top:72px;border-top:1px solid var(--ink)}
.term-lane{display:grid;grid-template-columns:42px minmax(210px,.36fr) 1fr;gap:28px;align-items:start;padding:28px 0 30px;border-bottom:1px solid var(--line)}
.lane-index{padding-top:5px;color:var(--red);font-size:9px;letter-spacing:.12em}
.term-lane h3{margin:0;font-family:var(--serif);font-size:clamp(21px,2vw,27px);font-weight:500;letter-spacing:-.03em}
.term-lane header p{max-width:360px;margin:9px 0 0;color:var(--muted);font-size:10px;line-height:1.75}
.lane-chain{display:flex;gap:0;align-items:flex-start;justify-content:flex-start;flex-wrap:wrap;row-gap:16px}
.lane-chain .term-chip{
  position:relative;
  min-width:112px;
  padding:3px 34px 3px 0;
  color:var(--ink);
  text-align:left;
  background:transparent;
  border:0;
  cursor:pointer;
  font-family:var(--sans);
}
.term-chip::after{position:absolute;top:14px;right:10px;width:15px;height:1px;content:"";background:rgba(41,32,30,.25)}
.term-chip:last-child::after{display:none}
.term-chip span{display:block;font-family:var(--serif);font-size:16px;transition:color .2s ease,transform .2s ease}
.term-chip small{display:block;max-width:120px;margin-top:4px;overflow:hidden;color:var(--muted);font-size:8px;text-overflow:ellipsis;white-space:nowrap}
.lane-chain .term-chip:hover,.lane-chain .term-chip.active,.lane-chain .term-chip.related{color:var(--ink);background:transparent;border:0}
.lane-chain .term-chip:hover small{color:var(--muted)}
.term-chip:hover span{color:var(--red);transform:translateX(3px)}
.term-chip.active span{color:var(--red)}
.term-chip.active span::before{display:inline-block;width:5px;height:5px;margin:0 7px 3px 0;content:"";border-radius:50%;background:var(--red)}
.term-chip.related span{color:var(--accent)}
.terms .search-block{margin-top:90px}
.terms .filters{gap:25px;padding:0;border-bottom:1px solid var(--line)}
.terms .filters button,.terms .filters button.active{padding:16px 0 12px;color:var(--muted);background:transparent;border:0;border-bottom:2px solid transparent}
.terms .filters button:hover{color:var(--ink)}
.terms .filters button.active{color:var(--red);border-bottom-color:var(--red)}
.term-workbench{grid-template-columns:minmax(0,1fr) minmax(340px,.48fr);margin-top:56px;border-top:1px solid var(--ink);border-bottom:0}
.term-map{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 30px;padding-right:34px;border-right:0}
.term-node,.term-node:hover,.term-node.active{
  display:grid;
  grid-template-columns:34px 1fr auto;
  min-height:104px;
  padding:20px 4px 18px 0;
  color:var(--ink);
  text-align:left;
  background:transparent;
  border:0;
  border-bottom:1px solid var(--line);
  cursor:pointer;
  transition:padding .2s ease,background .2s ease;
}
.term-node:hover{padding-left:10px;background:rgba(126,53,71,.055)}
.term-node.active{padding-left:14px;background:rgba(164,73,61,.075);box-shadow:inset 3px 0 var(--red)}
.term-node .term-node-index{grid-row:1/3;margin:3px 0 0;color:var(--red);font-family:var(--sans)!important;font-size:8px;letter-spacing:.1em}
.term-node strong{grid-column:2;font-family:var(--serif);font-size:22px;font-weight:500;letter-spacing:-.025em}
.term-node small{grid-column:2;margin-top:5px;overflow:hidden;color:var(--muted);font-size:8px;text-overflow:ellipsis;white-space:nowrap}
.term-node em{grid-column:3;grid-row:1/3;align-self:end;color:var(--muted);font-size:8px;font-style:normal}
.term-node.related strong{color:var(--accent)}
.term-node.related strong::after{display:inline-block;width:4px;height:4px;margin:0 0 4px 7px;content:"";border-radius:50%;background:var(--accent)}
.term-detail{
  position:sticky;
  top:88px;
  min-height:620px;
  padding:42px 40px 44px;
  overflow:hidden;
  color:var(--white);
  background:var(--night);
  border-top:4px solid var(--gold);
}
.term-detail::after{position:absolute;right:-18px;bottom:-36px;content:"界";color:rgba(255,250,240,.045);font-family:var(--serif);font-size:150px;pointer-events:none}
.term-detail>*{position:relative;z-index:1}
.term-node span,.term-original{direction:auto;unicode-bidi:plaintext;font-family:var(--serif)!important}
.term-detail-head{display:flex;justify-content:space-between;gap:20px;color:#e2bd79;font-size:8px;letter-spacing:.12em}
.term-detail h3{margin:36px 0 6px;font-family:var(--serif);font-size:clamp(42px,4vw,60px);font-weight:500;line-height:1;letter-spacing:-.06em}
.term-detail .term-original{margin:0;color:rgba(255,250,240,.5);font-size:10px}
.term-detail .term-definition{margin:25px 0 0;color:rgba(255,250,240,.78);font-family:var(--serif);font-size:15px;line-height:1.8}
.term-detail h4{margin:30px 0 10px;color:#e2bd79;font-size:8px;font-weight:600;letter-spacing:.14em}
.term-detail ul{margin:0;padding:0;list-style:none;border-top:1px solid var(--line2)}
.term-detail li{display:grid;grid-template-columns:28px 1fr;gap:8px;padding:9px 0;border-bottom:1px solid var(--line2);font-size:10px}
.term-detail li b{color:#e2bd79;font-size:8px;font-weight:500}
.term-example-copy{margin:0;color:rgba(255,250,240,.7);font-size:11px;line-height:1.75}
.related-terms{display:flex;flex-wrap:wrap;gap:7px 15px}
.related-terms button{padding:0 0 4px;color:var(--white);background:transparent;border:0;border-bottom:1px solid rgba(255,250,240,.38);cursor:pointer;font-family:var(--serif);font-size:11px}
.related-terms button:hover{color:#e2bd79;border-bottom-color:#e2bd79}
.term-source{display:block;margin-top:28px;color:rgba(255,250,240,.38);font-size:8px;line-height:1.6}

.lab{background:var(--accent-deep)}
.lab-options button:hover,.lab-options button.selected{color:#ecc47f}
.lab-feedback{border-color:#ecc47f}
.source-card:hover{border-color:var(--red)}
.source-card span,.source-card b{color:var(--red)}
.argument-steps{background:#633342!important}
.dialog-rich h3{color:var(--red)}
.argument-steps h3,.argument-steps li::before{color:#e2bd79}
.related-buttons button:hover{color:var(--white);background:var(--red);border-color:var(--red)}
.source-links a:hover{border-color:var(--red)}

@media(max-width:1080px){
  .volume-switch a:nth-child(2),.volume-switch a:nth-child(3){display:none}
}
@media(max-width:920px){
  .volume-switch a:nth-child(4){display:none}
  .hero-image-wrap{inset:0 0 0 44%}
  .hero-copy{width:min(760px,74vw)}
  .term-lane{grid-template-columns:36px minmax(180px,.36fr) 1fr;gap:20px}
  .term-workbench{grid-template-columns:1fr}
  .term-map{padding-right:0}
  .term-detail{position:static;min-height:0;margin-top:44px}
}
@media(max-width:720px){
  .volume-switch{display:none}
  .hero{min-height:890px}
  .hero::before{background-size:100% 100%,100% 92px}
  .hero-image-wrap{inset:0 0 auto 0;height:55%}
  .hero-image-wrap img{object-position:52% 48%;filter:saturate(.55) sepia(.14) contrast(1.04) brightness(.62)}
  .hero-ink{background:linear-gradient(0deg,var(--night) 0%,rgba(50,28,36,.98) 34%,rgba(50,28,36,.32) 78%,rgba(50,28,36,.14) 100%)}
  .hero-copy{align-self:end;width:100%;padding:345px var(--side) 66px}
  .hero h1{max-width:100%;font-size:clamp(48px,13.5vw,62px);line-height:.98;letter-spacing:-.08em}
  .hero-intro{margin-top:24px;font-size:11px;line-height:1.82}
  .hero-actions{align-items:flex-start;flex-direction:column;gap:18px;margin-top:28px}
  .hero-caption{display:none}
  .cross-reading-head{align-items:flex-start;flex-direction:column;gap:8px}
  .cross-reading-list{grid-template-columns:repeat(2,1fr)}
  .cross-reading-list a{padding:17px 12px 17px 0}
  .cross-reading-list a+a{padding-left:12px}
  .cross-reading-list a:nth-child(2n+1){padding-left:0;border-left:0}
  .cross-reading-list strong{font-size:17px}
  .period-shift p{font-size:15px}
  .terms{background-size:50% 100%}
  .term-lanes{margin-top:52px}
  .term-lane{grid-template-columns:28px 1fr;gap:8px 14px;padding:23px 0 25px}
  .lane-index{grid-row:1/3}
  .term-lane header,.lane-chain{grid-column:2}
  .term-lane header p{margin-top:6px}
  .lane-chain{margin-top:10px;flex-wrap:nowrap;overflow-x:auto;padding-bottom:8px}
  .term-chip{flex:0 0 auto;min-width:104px}
  .terms .filters{gap:18px;flex-wrap:nowrap;overflow-x:auto}
  .terms .filters button{flex:0 0 auto}
  .term-workbench{margin-top:40px}
  .term-map{grid-template-columns:1fr}
  .term-node{min-height:94px}
  .term-detail{margin-right:calc(var(--side)*-1);margin-left:calc(var(--side)*-1);padding:36px var(--side) 42px}
}
@media(prefers-reduced-motion:reduce){.hero-image-wrap img{transform:none!important}}
.profile-story{display:grid;grid-template-columns:130px minmax(0,1fr);gap:clamp(26px,5vw,72px);align-items:start;margin-top:42px;padding:28px 0 32px;border-top:1px solid var(--ink);border-bottom:1px solid var(--line)}
.profile-story>span{padding-top:8px;color:var(--red);font-size:9px;font-weight:700;letter-spacing:.14em}
.profile-story p{max-width:760px;margin:0;color:var(--ink);font-family:var(--serif);font-size:clamp(18px,2vw,25px);font-weight:500;line-height:1.78;letter-spacing:.015em}
.profile-story p::first-letter{float:left;margin:8px 8px 0 0;color:var(--red);font-size:3.15em;line-height:.72}
@media(max-width:760px){.profile-story{display:block;margin-top:34px;padding:21px 0 25px}.profile-story>span{display:block;margin-bottom:17px;padding:0}.profile-story p{font-size:18px;line-height:1.82}.profile-story p::first-letter{float:none;margin:0;color:inherit;font-size:inherit;line-height:inherit}}
.index-row{grid-template-rows:auto auto}
.index-row .index-story{grid-column:3/-1;grid-row:2;padding-top:2px;color:var(--muted);font-family:var(--serif);font-size:12px;line-height:1.65}
.index-row .period-name{grid-column:4;grid-row:1}
.index-row>span:last-child{grid-column:5;grid-row:1}
@media(max-width:760px){.index-row{grid-template-columns:36px minmax(0,1fr) 18px;gap:12px}.index-row strong{grid-column:2}.index-row .thesis{grid-column:2/-1}.index-row .index-story{grid-column:2/-1;grid-row:auto;font-size:11px}.index-row .period-name{grid-column:2;grid-row:auto}.index-row>span:last-child{grid-column:3;grid-row:auto}}