/* ————————————————————————————————
   广西傩文化可视化平台 — 视觉体系
   Director: The printed annual（编辑报道册）
   材料取自主题：傩面具矿物重彩（赭石、朱磦、沥粉金）+ 方志纸
   ———————————————————————————————— */
:root{
  --paper:#e9e0cd;          /* 方志纸 */
  --paper-2:#ded2ba;        /* 稍深一档，做并列色块 */
  --paper-3:#d2c4a8;
  --ink:#241611;            /* 墨 */
  --ink-soft:#6b564a;
  --ochre:#b24a1f;          /* 傩面朱磦（唯一强调色） */
  --ochre-dp:#8c3817;
  --gold:#b98b3a;           /* 沥粉金的极少量点缀 */
  --line:rgba(36,22,17,.16);

  --step-xs:13px;
  --step-sm:14px;
  --step-body:clamp(1.0625rem,1rem + .25vw,1.1875rem);
  --step-lead:clamp(1.25rem,1.1rem + .7vw,1.625rem);
  --step-head:clamp(2rem,1.3rem + 3.2vw,4rem);
  --display:clamp(2.6rem,1.1rem + 6vw,7rem);

  --gut:32px;
  --maxw:1680px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:"Noto Serif SC","Songti SC","STSong",serif;
  font-size:var(--step-body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::after{ /* 纸张纤维 */
  content:"";position:fixed;inset:0;pointer-events:none;z-index:9999;
  opacity:.045;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}
a{color:inherit;text-decoration:none}
.lat{font-family:"Noto Sans SC",system-ui,-apple-system,sans-serif;letter-spacing:.02em}

/* ——— 页眉 ——— */
.top{
  position:fixed;inset:0 0 auto 0;height:56px;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 var(--gut);
  background:linear-gradient(var(--paper) 72%,rgba(233,224,205,0));
  pointer-events:none;
}
.top>*{pointer-events:auto}
.brand{display:flex;align-items:baseline;gap:10px;font-weight:600;font-size:17px;letter-spacing:.06em}
.brand i{font-style:normal;width:9px;height:9px;background:var(--ochre);display:inline-block;transform:translateY(-2px)}
.eyebrow{font-size:var(--step-xs);color:var(--ink-soft);letter-spacing:.16em}
.mast-right{display:flex;gap:22px;align-items:center;font-size:var(--step-xs);color:var(--ink-soft)}
.mast-right a:hover{color:var(--ochre)}

/* ——— 首屏：整页双栏台面 ——— */
.stage{
  display:grid;
  grid-template-columns:43% 57%;
  min-height:100vh;
  max-width:var(--maxw);
  margin:0 auto;
  border-bottom:1px solid var(--line);
}
/* 左：地图台 */
.left{
  position:relative;
  padding:66px 0 18px;
  border-right:1px solid var(--line);
}
.mast,.title-en,.legend{padding-left:calc(var(--gut) + 4px);padding-right:var(--gut)}
.mast{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:end}
.kicker{font-size:var(--step-xs);letter-spacing:.18em;color:var(--ochre);display:flex;align-items:center;gap:10px}
.kicker::before{content:"";width:26px;height:1px;background:var(--ochre)}
.title-cn{font-size:clamp(2.1rem,1rem + 2.5vw,3.5rem);font-weight:700;line-height:1.02;letter-spacing:.02em;margin:12px 0 0}
.title-cn em{font-style:normal;color:var(--ochre)}
.dek{font-size:var(--step-xs);line-height:1.85;color:var(--ink-soft);max-width:19ch;text-align:right;padding-bottom:6px;border-right:2px solid var(--ochre);padding-right:12px}
.title-en{font-size:11px;letter-spacing:.3em;color:var(--ink-soft);margin-top:12px;text-transform:uppercase;
  display:flex;gap:14px;align-items:center}
.title-en::after{content:"";flex:1;height:1px;background:var(--line)}

/* 地图 */
.mapwrap{position:relative;height:calc(100vh - 286px);min-height:380px;margin-top:4px;padding:0 8px 0 18px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:18px;border-top:1px solid var(--line)}
.stats div{padding:12px 4px 0;border-right:1px solid var(--line)}
.stats div:last-child{border-right:0}
.stats b{display:block;font-size:clamp(1.3rem,1rem + .8vw,1.8rem);font-weight:700;line-height:1;letter-spacing:-.01em}
.stats span{display:block;font-size:11.5px;color:var(--ink-soft);margin-top:5px;letter-spacing:.06em}
svg#map{width:100%;height:100%;display:block;overflow:visible}
.gx path{
  fill:var(--paper-2);stroke:var(--paper);stroke-width:1.2;
  transition:fill .45s cubic-bezier(.2,.7,.2,1),opacity .35s;
  cursor:pointer;vector-effect:non-scaling-stroke;
}
.gx path.on-data{fill:var(--paper-3)}
.gx path:hover{fill:var(--ochre);fill-opacity:.82}
.gx path.sel{fill:var(--ochre);fill-opacity:1}
.gx path.dim{opacity:.30}
.gx text{font-family:"Noto Serif SC",serif;font-size:15px;fill:var(--ink);pointer-events:none;
  paint-order:stroke;stroke:var(--paper);stroke-width:3.6px;stroke-linejoin:round;letter-spacing:.08em}
.gx text.sel{fill:var(--ochre);font-weight:700;stroke:var(--paper)}
.gx text.dim{opacity:.32}
.gx .badge{font-family:"Noto Sans SC","Noto Serif SC",sans-serif;font-size:11.5px;font-weight:600;
  fill:var(--ochre);opacity:.9;letter-spacing:.06em}
.gx .badge.sel{fill:var(--ochre);opacity:1}
.gx .leader{stroke:var(--ink);stroke-width:.7;opacity:.35;pointer-events:none}
.gx .leader.dim{opacity:.12}
.gx .dot{fill:var(--ochre);pointer-events:none}
.gx .dot.dim{fill:var(--ink);opacity:.2}

/* 地图悬停卡 */
.tip{
  position:absolute;pointer-events:none;z-index:20;
  background:var(--ink);color:var(--paper);
  padding:10px 14px;min-width:178px;max-width:280px;
  transform:translate(-50%,calc(-100% - 14px));
  opacity:0;transition:opacity .18s;border-radius:1px;
}
.tip.show{opacity:1}
.tip h5{font-size:15px;font-weight:600;letter-spacing:.05em}
.tip .n{font-family:"Noto Sans SC",sans-serif;font-size:var(--step-xs);color:var(--gold);margin-top:3px}
.tip ul{list-style:none;margin-top:7px;border-top:1px solid rgba(233,224,205,.22);padding-top:7px}
.tip li{font-size:12.5px;line-height:1.4;color:rgba(233,224,205,.86);padding:2px 0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tip li::before{content:"· ";color:var(--gold)}

/* 图例 */
.legend{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;margin-top:14px;font-size:12px;color:var(--ink-soft)}
.lg{display:flex;align-items:center;gap:6px}
.lg i{width:14px;height:9px;display:block;border-radius:1px}

/* 右：文献台 */
.right{
  position:relative;display:flex;flex-direction:column;min-height:100vh;
  padding:78px 0 0 calc(var(--gut) - 8px);
  background:linear-gradient(90deg,rgba(222,210,186,.30),rgba(222,210,186,0) 42%);
}
.right-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;padding:0 calc(var(--gut) + 6px) 16px 26px;border-bottom:1px solid var(--line);
}
.rh-l h2{font-size:var(--step-lead);font-weight:600;letter-spacing:.02em}
.rh-l p{font-size:var(--step-xs);color:var(--ink-soft);margin-top:4px;letter-spacing:.05em}
.rh-r{display:flex;align-items:center;gap:10px;font-size:var(--step-xs);color:var(--ink-soft);flex-shrink:0}
.switch{display:inline-flex;border:1px solid var(--line);border-radius:1px;overflow:hidden}
.switch button{
  font:inherit;font-size:12px;padding:5px 11px;background:transparent;border:0;cursor:pointer;
  color:var(--ink-soft);letter-spacing:.06em;
}
.switch button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}

/* —— 首页：PDF 行列表 —— */
.rows{list-style:none;overflow-y:auto;flex:1;padding:0 calc(var(--gut) + 6px) 24px 26px;scrollbar-width:thin}
.rows::-webkit-scrollbar{width:6px}
.rows::-webkit-scrollbar-thumb{background:var(--paper-3)}
.row{
  display:grid;grid-template-columns:34px 74px 1fr auto;gap:18px;align-items:center;
  padding:14px 6px 14px 0;border-bottom:1px solid var(--line);
  position:relative;cursor:pointer;
  animation:rowin .5s cubic-bezier(.2,.7,.2,1) both;
}
@keyframes rowin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.row::before{content:"";position:absolute;left:-26px;top:0;bottom:0;width:3px;background:var(--ochre);opacity:0;transition:opacity .2s}
.row:hover::before{opacity:1}
.row:hover .row-t{color:var(--ochre)}
.ix{font-family:"Noto Sans SC",sans-serif;font-size:12px;color:var(--ink-soft);letter-spacing:.06em}
.thumb{width:74px;aspect-ratio:1/1.414;overflow:hidden;background:var(--paper-3);position:relative}
.thumb img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.92)}
.row-t{font-size:17px;font-weight:600;line-height:1.32;letter-spacing:.01em;transition:color .2s}
.row-s{font-size:13.5px;color:var(--ink-soft);line-height:1.55;margin-top:5px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.row-m{display:flex;flex-wrap:wrap;gap:4px 10px;font-size:12px;color:var(--ink-soft);margin-top:7px}
.row-m b{font-weight:400;color:var(--ink)}
.row-r{display:flex;flex-direction:column;align-items:flex-end;gap:6px;min-width:96px}
.tag{font-size:11.5px;padding:2px 7px;border:1px solid var(--line);color:var(--ink-soft);white-space:nowrap}
.tag.hot{border-color:var(--ochre);color:var(--ochre)}
.pgs{font-family:"Noto Sans SC",sans-serif;font-size:12px;color:var(--ink-soft)}
.act{font-size:12.5px;color:var(--ochre);display:inline-flex;align-items:center;gap:5px}
.act svg{width:13px;height:13px}

/* —— 右栏：城市文献清单 —— */
.cityview{display:none;flex-direction:column;overflow-y:auto;flex:1;padding:0 calc(var(--gut) + 6px) 30px 26px}
.cityview.on{display:flex}
.cv-top{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:18px 0 15px}
.cv-top h2{font-size:clamp(1.5rem,1.1rem + 1.2vw,2.1rem);font-weight:700;letter-spacing:.02em;line-height:1.1}
.cv-top .en{font-size:var(--step-xs);letter-spacing:.2em;color:var(--ink-soft);margin-top:6px}
.cv-note{font-size:13.5px;color:var(--ink-soft);line-height:1.7;max-width:52ch;margin-top:10px;padding-left:12px;border-left:2px solid var(--ochre)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.chip{font-size:12px;padding:3px 9px;background:var(--paper-2);color:var(--ink-soft)}
.back{border:1px solid var(--line);background:transparent;font:inherit;font-size:12.5px;
  padding:7px 13px;cursor:pointer;color:var(--ink);display:inline-flex;gap:7px;align-items:center;flex-shrink:0}
.back:hover{background:var(--ink);color:var(--paper)}
.cv-count{font-family:"Noto Sans SC",sans-serif;font-size:var(--step-xs);color:var(--ink-soft);padding:12px 0 4px;border-top:1px solid var(--line)}
.docs{list-style:none}
.doc{padding:15px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:14px;align-items:start}
.doc-t{font-size:16px;font-weight:600;line-height:1.36}
.doc-t:hover{color:var(--ochre)}
.doc-d{font-size:13.5px;line-height:1.65;color:var(--ink-soft);margin-top:6px}
.doc-m{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:8px;font-size:12px;color:var(--ink-soft)}
.doc-m .src{color:var(--ink)}
.doc-go{font-size:12.5px;color:var(--ochre);white-space:nowrap;display:inline-flex;align-items:center;gap:5px;padding-top:2px}

/* 空城市 */
.empty{padding:60px 0;text-align:center;color:var(--ink-soft)}
.empty b{display:block;font-size:1.2rem;color:var(--ink);margin-bottom:8px;font-weight:600}

/* —— 下方：刊记与说明 —— */
.below{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
.about{display:grid;grid-template-columns:34% 66%;padding:86px 0 70px;border-bottom:1px solid var(--line)}
.about .facts{display:flex;flex-direction:column;gap:20px}
.about .facts div span{display:block;font-size:var(--step-xs);color:var(--ink-soft);letter-spacing:.1em}
.about .facts div b{font-weight:500;font-size:15px;color:var(--ink)}
.about p{font-size:clamp(1.15rem,1rem + .55vw,1.5rem);line-height:1.62;max-width:62ch;letter-spacing:.01em}
.about p+p{margin-top:1em}
.about em{font-style:normal;color:var(--ochre);font-weight:600}

.manifest{display:grid;grid-template-columns:34% 66%;padding:64px 0 90px;border-bottom:1px solid var(--line)}
.manifest .lbl{font-size:var(--step-xs);color:var(--ink-soft);letter-spacing:.1em}
.mcols{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.mcols ol{list-style:none;counter-reset:m}
.mcols li{counter-increment:m;font-size:var(--step-xs);display:flex;gap:12px;padding:7px 0;border-bottom:1px dotted var(--line);color:var(--ink)}
.mcols li::before{content:counter(m,decimal-leading-zero);font-family:"Noto Sans SC",sans-serif;color:var(--ink-soft);flex-shrink:0}
.mcols li span{flex:1}
.mcols li i{font-style:normal;color:var(--ink-soft)}

footer{padding:52px 0 44px;display:flex;justify-content:space-between;align-items:flex-end;gap:30px;flex-wrap:wrap}
.wordmark{font-size:clamp(2.6rem,1rem + 7vw,7rem);font-weight:700;line-height:.86;letter-spacing:-.02em;color:var(--ink);opacity:.92}
.fmeta{font-size:var(--step-xs);color:var(--ink-soft);line-height:1.9;text-align:right}

/* ——— 阅读器 ——— */
.reader{
  position:fixed;inset:0;z-index:100;background:var(--ink);
  display:none;grid-template-rows:auto 1fr;opacity:0;transition:opacity .28s;
}
.reader.on{display:grid;opacity:1}
.rd-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 22px;color:var(--paper);border-bottom:1px solid rgba(233,224,205,.14)}
.rd-l{display:flex;align-items:center;gap:14px;min-width:0}
.rd-cv{width:26px;aspect-ratio:1/1.414;object-fit:cover;flex-shrink:0}
.rd-t{font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rd-s{font-size:12px;color:rgba(233,224,205,.6);white-space:nowrap}
.rd-r{display:flex;gap:8px;align-items:center;flex-shrink:0}
.rd-btn{background:transparent;border:1px solid rgba(233,224,205,.28);color:var(--paper);
  font:inherit;font-size:12.5px;padding:6px 12px;cursor:pointer;display:inline-flex;gap:6px;align-items:center}
.rd-btn:hover{background:var(--ochre);border-color:var(--ochre)}
.rd-body{display:grid;grid-template-columns:196px 1fr;min-height:0}
.rd-toc{border-right:1px solid rgba(233,224,205,.14);overflow-y:auto;padding:14px 0}
.rd-toc h6{font-size:11.5px;letter-spacing:.18em;color:rgba(233,224,205,.5);padding:0 16px 8px;font-weight:400}
.rd-toc a{display:flex;gap:10px;align-items:baseline;font-size:12.5px;color:rgba(233,224,205,.78);padding:6px 16px;line-height:1.35}
.rd-toc a:hover{background:rgba(233,224,205,.08);color:#fff}
.rd-toc a.cur{background:var(--ochre);color:#fff}
.rd-toc a i{font-style:normal;font-family:"Noto Sans SC",sans-serif;font-size:11px;opacity:.55;flex-shrink:0;width:22px}
.rd-canvas{position:relative;overflow-y:auto;overflow-x:hidden;background:#1a0f0b;scroll-behavior:auto}
.rd-page{background:#fff;margin:0 auto;display:block}
canvas.rd-page{box-shadow:0 6px 26px rgba(0,0,0,.5)}
.rd-status{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);color:rgba(233,224,205,.7);font-size:13px;text-align:center}
.rd-nav{position:sticky;bottom:0;display:flex;justify-content:center;gap:10px;padding:10px;background:linear-gradient(rgba(26,15,11,0),rgba(26,15,11,.92))}

/* 提示条 */
.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);z-index:200;
  background:var(--ink);color:var(--paper);font-size:13px;padding:10px 18px;opacity:0;transition:.3s;pointer-events:none}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* 足球场外：手机 */
@media (max-width:1040px){
  .stage{grid-template-columns:1fr;min-height:auto}
  .mast{grid-template-columns:1fr;gap:14px;align-items:start}
  .dek{text-align:left;max-width:100%;border-right:0;border-left:2px solid var(--ochre);
       padding:0 0 0 12px;margin:2px 0 0}
  .title-cn{font-size:clamp(2.2rem,10vw,3.2rem);line-height:1.08}
  .mast,.title-en,.legend{padding-left:20px;padding-right:20px}
  .stats{grid-template-columns:1fr 1fr}
  .left{border-right:0;border-bottom:1px solid var(--line);padding:66px 20px 18px}
  .mapwrap{height:min(56vh,430px)}
  .right{min-height:auto;padding:20px 0 0;background:none}
  .right-head{padding:0 20px 12px;flex-wrap:wrap;gap:10px}
  .rows{padding:0 20px 8px;max-height:none}
  .cityview{padding:0 20px 24px}
  .row{grid-template-columns:22px 58px 1fr;gap:12px;padding:12px 0}
  .thumb{width:58px}
  .row-r{grid-column:2 / -1;flex-direction:row;justify-content:space-between;align-items:center;min-width:0}
  .about,.manifest{grid-template-columns:1fr;gap:26px;padding:56px 0 40px}
  .mcols{grid-template-columns:1fr;gap:0}
  .below{padding:0 20px}
  .rd-body{grid-template-columns:1fr}
  .rd-toc{display:none}
  .rd-bar{padding:10px 12px;gap:10px;flex-wrap:wrap}
  .rd-l{flex:1;min-width:0}
  .rd-s{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:52vw}
  .rd-r{width:100%;justify-content:space-between;gap:6px}
  .rd-btn{font-size:11.5px;padding:6px 9px}
  #rdP{display:none}
  .dek{max-width:100%}
  .doc{grid-template-columns:1fr}
  .doc-go{padding-top:0}
}
@media (max-width:560px){
  .mast-right .hide-s{display:none}
  .row-t{font-size:15.5px}
  .title-cn{font-size:clamp(1.9rem,7.6vw,2.6rem)}
}