/* Herglife - Brine-era offset grid on bone, figure-ground plan motif */

:root{
  --canvas:#F5F1E8;
  --surface:#FFFFFF;
  --ink:#22252B;
  --muted:#5A5F68;
  --accent:#2B3A67;
  --rule:#D9D3C4;
  --grot: "Helvetica Neue", Helvetica, Arial, "Segoe UI", sans-serif;
  --serif: Georgia, "Iowan Old Style", "Times New Roman", serif;
  --wrap: 1280px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--canvas);
  color:var(--ink);
  font-family:var(--serif);
  font-size:17px;
  line-height:1.65;
}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}
.wrap.narrow{max-width:840px}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent)}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.skip{
  position:absolute;left:-9999px;top:0;background:var(--accent);color:#fff;
  padding:10px 16px;font-family:var(--grot);font-size:14px;z-index:50;
}
.skip:focus{left:0}

/* ---------------------------------------------------- header */
.site-head{background:var(--canvas);border-bottom:1px solid var(--rule)}
.util{
  margin:0;padding:10px 0 8px;
  font-family:var(--grot);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);border-bottom:1px solid var(--rule);
}
.brandrow{
  display:flex;align-items:baseline;justify-content:space-between;
  gap:24px;padding:16px 0 18px;flex-wrap:wrap;
}
.brand{margin:0;font-family:var(--grot);font-size:30px;letter-spacing:.02em;font-weight:700;line-height:1}
.brand a{color:var(--ink);text-decoration:none}
.mainnav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:22px}
.mainnav a{
  font-family:var(--grot);font-size:14px;letter-spacing:.04em;color:var(--ink);
  text-decoration:none;border-bottom:2px solid transparent;padding-bottom:2px;
}
.mainnav a:hover{border-bottom-color:var(--accent)}
.mainnav a[aria-current="page"]{border-bottom-color:var(--ink)}

/* ---------------------------------------------------- banner */
.bannerwrap{margin:0 0 8px}
.banner{position:relative;height:480px;overflow:hidden;background:var(--accent)}
.banner>img{width:100%;height:100%;object-fit:cover;object-position:center}
.banner .scrim{position:absolute;inset:0;background:rgba(0,0,0,.30)}
/* a second, banner-scoped vignette so the title block keeps contrast over the
   open ground of the plan; it never extends past this component */
.banner .scrim::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(0,0,0,.45) 0,rgba(0,0,0,.30) 34%,rgba(0,0,0,0) 62%);
}
.bannerinner{position:absolute;left:0;right:0;bottom:104px}
.bannerinner h1{
  margin:0;font-family:var(--grot);font-size:44px;line-height:1.12;font-weight:700;
  color:#fff;max-width:16em;letter-spacing:-.005em;
}
.bstand{
  margin:14px 0 0;font-family:var(--grot);font-size:17px;color:#FFFFFF;max-width:44em;
}
.openpanel{
  position:relative;z-index:2;margin:-64px 0 0;width:58%;
  background:var(--surface);border:1px solid var(--rule);border-top:3px solid var(--accent);
  padding:32px 36px 30px;
}
.openpanel p:last-child{margin-bottom:0}

/* ---------------------------------------------------- shared furniture */
.partlabel{
  margin:0 0 10px;padding-top:10px;border-top:2px solid var(--ink);
  font-family:var(--grot);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent);font-weight:700;
}
h2{font-family:var(--grot);font-size:26px;line-height:1.2;margin:0 0 16px;font-weight:700}
h3{font-family:var(--grot);font-size:18px;line-height:1.3;margin:28px 0 8px;font-weight:700}
.prose p{margin:0 0 18px;max-width:34em}
.prose h2{margin-top:34px}
.prose h2:first-child{margin-top:0}
.standfirst{
  font-family:var(--grot);font-size:19px;line-height:1.45;color:var(--muted);
  margin:0 0 8px;max-width:30em;
}
.rowlede{max-width:46em;color:var(--muted)}
.more{font-family:var(--grot);font-size:14px;letter-spacing:.03em}
.railhead{
  margin:0 0 12px;font-family:var(--grot);font-size:12px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted);
}

/* ---------------------------------------------------- overview */
.overview{padding:48px 0 8px}
.ovcols{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}
.partsindex{
  list-style:none;margin:0;padding:0;border-top:1px solid var(--rule);
  font-family:var(--grot);font-size:15px;
}
.partsindex li{padding:14px 0;border-bottom:1px solid var(--rule)}
.pkey{
  display:inline-block;min-width:56px;color:var(--accent);font-weight:700;
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;
}

/* ---------------------------------------------------- content rows */
.rows{padding:32px 0 8px}
.row{margin:0 0 56px}
.row-75{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}
.row-57{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start}
.row-full{padding-top:8px}
.plate{margin:0;border:1px solid var(--rule);background:var(--surface)}
.plate img{width:100%;height:auto}

.termcol{border-top:2px solid var(--ink);padding-top:14px}
.termcol dl{margin:0}
.termrow{padding:12px 0;border-bottom:1px solid var(--rule)}
.termrow dt{font-family:var(--grot);font-size:14px;font-weight:700;letter-spacing:.02em}
.termrow dd{margin:4px 0 0;font-size:15px;color:var(--muted);line-height:1.5}

.factrail{background:var(--surface);border:1px solid var(--rule);border-top:3px solid var(--accent);padding:22px 24px}
.railrow{padding:12px 0;border-bottom:1px solid var(--rule)}
.railrow:last-child{border-bottom:0;padding-bottom:0}
.railk{margin:0;font-family:var(--grot);font-size:14px;font-weight:700}
.railv{margin:4px 0 0;font-size:15px;color:var(--muted);line-height:1.5}

/* ---------------------------------------------------- tables */
.tablewrap{overflow-x:auto;margin:0 0 12px}
table.ledger{width:100%;border-collapse:collapse;background:var(--surface);font-size:15px}
table.ledger caption{
  text-align:left;font-family:var(--grot);font-size:12px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted);padding:0 0 10px;
}
table.ledger th{
  text-align:left;font-family:var(--grot);font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink);border-bottom:2px solid var(--ink);padding:10px 14px;vertical-align:bottom;
}
table.ledger td{border-bottom:1px solid var(--rule);padding:12px 14px;vertical-align:top;line-height:1.5}
table.ledger tr.totalrow td{font-weight:700;border-bottom:2px solid var(--ink)}
.tnote{font-size:15px;color:var(--muted);max-width:52em;margin:0 0 24px}

/* ---------------------------------------------------- chronology */
.chron{border-top:2px solid var(--ink);margin:0 0 24px}
.chronrow{display:grid;grid-template-columns:5fr 7fr;gap:32px;padding:16px 0;border-bottom:1px solid var(--rule)}
.chronk{margin:0;font-family:var(--grot);font-size:15px;font-weight:700}
.chronv{margin:0;font-size:16px;color:var(--muted);line-height:1.55}

/* ---------------------------------------------------- collection grid */
.collection{padding:24px 0 8px}
.tilegrid{list-style:none;margin:24px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.tile a{
  display:block;text-decoration:none;color:var(--ink);
  background:var(--surface);border:1px solid var(--rule);height:100%;
}
.tile a:hover{border-color:var(--accent)}
.tile img{width:100%;height:auto;border-bottom:1px solid var(--rule);background:var(--canvas)}
.tlabel{
  display:block;padding:14px 18px 0;font-family:var(--grot);font-size:11px;
  letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:700;
}
.ttitle{display:block;padding:6px 18px 0;font-family:var(--grot);font-size:17px;font-weight:700;line-height:1.25}
.tsum{display:block;padding:8px 18px 20px;font-size:15px;color:var(--muted);line-height:1.5}

/* ---------------------------------------------------- reading paths */
.paths{padding:40px 0 56px}
.pathlist{list-style:none;margin:24px 0 0;padding:0;border-top:2px solid var(--ink)}
.path{display:grid;grid-template-columns:88px 1fr;gap:24px;padding:26px 0;border-bottom:1px solid var(--rule)}
.pnum{
  margin:0;font-family:var(--grot);font-size:34px;font-weight:700;color:var(--accent);line-height:1;
}
.path h3{margin:0 0 8px}
.path p{margin:0 0 12px;max-width:44em;color:var(--muted)}
.pseq{margin:0;padding-left:20px;font-family:var(--grot);font-size:15px}
.pseq li{margin:4px 0}

/* ---------------------------------------------------- detail pages */
.primer{padding:40px 0 8px}
.openrow{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start;margin:0 0 36px}
.opencol h1{font-family:var(--grot);font-size:38px;line-height:1.15;margin:0 0 14px;font-weight:700}
.plate-open{max-width:320px;justify-self:end;width:100%}
.bodyrow{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}
.bodyrow .prose p,.bodyrow .prose h2{max-width:34em}
/* pages whose structural element is inline run as a narrower sheet, so that no
   empty grid column is implied beside the reading measure */
.primer.sheet .wrap{max-width:1000px}
.bodyrow.single{grid-template-columns:1fr}
.bodyrow.single .prose p,.bodyrow.single .prose h2{max-width:37em}
.primer.sheet .plate-open{max-width:280px}
.detail .prose{font-size:17px}
.detail .prose em{font-style:italic}

.glossary{margin:0 0 32px}
.gblock{margin:0 0 24px}
.gletter{
  font-family:var(--grot);font-size:14px;letter-spacing:.14em;margin:0 0 8px;
  border-top:2px solid var(--ink);padding-top:8px;color:var(--accent);
}
.gblock dl{margin:0}
.gterm{display:grid;grid-template-columns:5fr 7fr;gap:24px;padding:12px 0;border-bottom:1px solid var(--rule)}
.gterm dt{font-family:var(--grot);font-size:15px;font-weight:700}
.gterm dd{margin:0;font-size:16px;color:var(--muted);line-height:1.55}

.related{margin:40px 0 8px;border-top:2px solid var(--ink);padding-top:14px}
.related ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related a{display:block;text-decoration:none;color:var(--ink);border-top:1px solid var(--rule);padding-top:12px}
.related a:hover .rlabel{color:var(--ink)}
.rlabel{
  display:block;font-family:var(--grot);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);margin-bottom:4px;font-weight:700;
}

.allpages{list-style:none;margin:28px 0 0;padding:0;border-top:2px solid var(--ink)}
.allpages li{border-bottom:1px solid var(--rule)}
.allpages a{display:block;padding:12px 0;font-family:var(--grot);font-size:16px;text-decoration:none}
.allpages a:hover{text-decoration:underline}

/* ---------------------------------------------------- footer */
.site-foot{margin-top:56px;border-top:1px solid var(--rule);background:var(--surface);padding:40px 0 32px}
.fgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.fhead{
  margin:0 0 10px;font-family:var(--grot);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);font-weight:700;
}
.fcol ul{list-style:none;margin:0;padding:0}
.fcol li{margin:0 0 8px}
.fcol a{font-family:var(--grot);font-size:15px;color:var(--ink);text-decoration:none}
.fcol a:hover{text-decoration:underline}
.frule{border:0;border-top:1px solid var(--rule);margin:28px 0 16px}
.fline{margin:0;font-family:var(--grot);font-size:13px;color:var(--muted)}

/* ---------------------------------------------------- mobile */
@media (max-width:1000px){
  .ovcols,.row-75,.row-57,.openrow,.bodyrow{grid-template-columns:1fr;gap:28px}
  .row-57 .plate{order:-1}
  .plate-open{max-width:240px;justify-self:start}
  .tilegrid{grid-template-columns:repeat(2,1fr);gap:24px}
  .related ul{grid-template-columns:1fr;gap:14px}
  .fgrid{grid-template-columns:repeat(2,1fr)}
  .openpanel{width:100%}
}

@media (max-width:760px){
  body{font-size:17px}
  .wrap{padding:0 20px}
  .util{font-size:11px;letter-spacing:.1em}
  .brandrow{padding:12px 0 12px;gap:8px}
  .brand{font-size:24px}
  .mainnav ul{gap:14px}
  .mainnav a{font-size:13px}
  .banner{height:250px}
  .bannerinner{bottom:22px}
  .bannerinner h1{font-size:28px}
  .bstand{font-size:14px;margin-top:8px}
  .openpanel{margin:0;width:100%;padding:24px 20px}
  .opencol h1{font-size:28px}
  .standfirst{font-size:17px}
  h2{font-size:22px}
  .chronrow{grid-template-columns:1fr;gap:6px}
  .gterm{grid-template-columns:1fr;gap:4px}
  .path{grid-template-columns:1fr;gap:6px}
  .pnum{font-size:24px}
  .overview,.paths,.primer{padding-top:28px}
  .fgrid{grid-template-columns:1fr;gap:24px}

  /* stack every table into label/value rows */
  .tablewrap{overflow-x:visible}
  table.ledger,table.ledger tbody,table.ledger tr,table.ledger td{display:block;width:100%}
  table.ledger caption{display:block;width:100%;padding:0 0 12px}
  table.ledger thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  table.ledger tr{border:1px solid var(--rule);border-top:3px solid var(--accent);margin:0 0 16px;background:var(--surface)}
  table.ledger td{border-bottom:1px solid var(--rule);padding:10px 14px}
  table.ledger td:last-child{border-bottom:0}
  table.ledger td::before{
    content:attr(data-label);display:block;font-family:var(--grot);font-size:11px;
    letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:4px;
  }
  table.ledger tr.totalrow{border-top:3px solid var(--ink)}
}

@media (max-width:480px){
  .tilegrid{grid-template-columns:1fr}
  .tile img{height:130px}
}