:root {
  --paper: #ece3cf;
  --paper-deep: #dfd2b8;
  --ivory: #f5efdf;
  --ink: #2b2b27;
  --ink-soft: #5b574d;
  --green: #26382f;
  --green-soft: #3f5748;
  --oak: #5d4632;
  --oxblood: #742f2b;
  --brass: #8a6d3b;
  --sandstone: #b99f7b;
  --slate: #556875;
  --line: rgba(47, 54, 46, .28);
  --line-strong: rgba(47, 54, 46, .52);
  --shadow: 0 16px 45px rgba(52, 42, 27, .13);
  --serif: Baskerville, "Iowan Old Style", Palatino, "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --content: 1240px;
  --period-accent: var(--green);
}

html[data-period="borderland"] { --period-accent: var(--slate); }
html[data-period="browne"] { --period-accent: var(--oxblood); }
html[data-period="wright"] { --period-accent: var(--brass); }
html[data-period="heap"] { --period-accent: var(--oak); }
html[data-period="threat"] { --period-accent: #40433f; }
html[data-period="evans"] { --period-accent: var(--green-soft); }
html[data-period="today"] { --period-accent: #496574; }

* { box-sizing: border-box; }
html { scroll-behaviour: smooth; color-scheme: light; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 10%, rgba(255,255,255,.38), transparent 28rem),
    radial-gradient(circle at 80% 0%, rgba(117,85,49,.07), transparent 22rem),
    repeating-linear-gradient(0deg, rgba(77,65,44,.018) 0, rgba(77,65,44,.018) 1px, transparent 1px, transparent 4px),
    var(--paper);
  font-family: var(--serif);
  line-height: 1.55;
  min-height: 100vh;
}
button, input, select { font: inherit; }
button { color: inherit; }
a { color: var(--green); text-underline-offset: .18em; }
a:hover { text-decoration-thickness: 2px; }
img, svg { max-width: 100%; }
:focus-visible { outline: 3px solid var(--oxblood); outline-offset: 3px; }
::selection { background: rgba(138,109,59,.28); }

.skip-link {
  position: fixed;
  left: 1rem;
  top: .7rem;
  z-index: 9999;
  background: var(--ivory);
  border: 2px solid var(--ink);
  padding: .7rem 1rem;
  transform: translateY(-150%);
}
.skip-link:focus { transform: none; }

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0,0,0,0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.site-shell { min-height: 100vh; }
.masthead {
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
  min-height: 124px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-bottom: 1px solid var(--line-strong);
  padding: 1rem 0;
}
.masthead__identity { display: flex; align-items: center; gap: 1rem; min-width: 0; }
.monogram {
  width: 72px;
  height: 72px;
  flex: 0 0 auto;
  border: 1px solid var(--green);
  background: transparent;
  display: grid;
  place-items: center;
  position: relative;
  cursor: pointer;
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: .08em;
}
.monogram::before, .monogram::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(38,56,47,.38);
  transform: rotate(45deg);
}
.monogram::after { inset: 13px; opacity: .5; }
.monogram span { background: var(--paper); padding: 0 .25rem; z-index: 1; }
.eyebrow {
  margin: 0 0 .3rem;
  font: 650 .72rem/1.2 var(--sans);
  letter-spacing: .17em;
  text-transform: uppercase;
  color: var(--period-accent);
}
.wordmark { margin: 0; font-size: clamp(1.65rem, 2.4vw, 2.45rem); line-height: .98; letter-spacing: .015em; }
.strapline { margin: .4rem 0 0; color: var(--ink-soft); font-style: italic; font-size: .98rem; }
.masthead__tools { display: flex; align-items: center; gap: .7rem; }
.time-lens { display: grid; gap: .25rem; font: 650 .68rem/1.2 var(--sans); letter-spacing: .11em; text-transform: uppercase; }
.time-lens select {
  min-width: 182px;
  padding: .55rem 2rem .55rem .7rem;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: var(--ivory);
  color: var(--ink);
}
.icon-button, .menu-button {
  min-height: 44px;
  border: 0;
  background: transparent;
  display: inline-flex;
  align-items: center;
  gap: .42rem;
  cursor: pointer;
  padding: .5rem .55rem;
  font: 650 .72rem/1 var(--sans);
  letter-spacing: .07em;
  text-transform: uppercase;
}
.icon-button svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.count-badge { min-width: 1.35rem; height: 1.35rem; display: inline-grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-size: .65rem; }
.menu-button { display: none; }
.period-ribbon {
  background: var(--period-accent);
  color: #f7f1e4;
  padding: .52rem max(1rem, calc((100% - var(--content)) / 2));
  font: 600 .78rem/1.4 var(--sans);
  letter-spacing: .035em;
  transition: background-color .35s ease;
}
.primary-navigation {
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
  display: flex;
  align-items: stretch;
  gap: 0;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  scrollbar-width: thin;
}
.primary-navigation button {
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  min-height: 48px;
  padding: .75rem .9rem;
  white-space: nowrap;
  cursor: pointer;
  font: 650 .69rem/1.2 var(--sans);
  text-transform: uppercase;
  letter-spacing: .075em;
  position: relative;
}
.primary-navigation button:first-child { border-left: 1px solid var(--line); }
.primary-navigation button[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: .65rem;
  right: .65rem;
  bottom: -1px;
  height: 3px;
  background: var(--period-accent);
}
.primary-navigation button:hover { background: rgba(255,255,255,.24); }

main { min-height: 65vh; }
.page {
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
  padding: clamp(2.6rem, 6vw, 6rem) 0 5.5rem;
}
.page-header {
  max-width: 900px;
  margin-bottom: clamp(2.4rem, 5vw, 4.8rem);
  position: relative;
}
.page-number {
  display: block;
  color: var(--period-accent);
  font-size: clamp(3.5rem, 9vw, 8.2rem);
  line-height: .75;
  opacity: .16;
  margin-bottom: -1.6rem;
  letter-spacing: -.05em;
}
h1, h2, h3, h4 { font-weight: 500; line-height: 1.08; margin-top: 0; }
h1 { font-size: clamp(2.8rem, 7vw, 6.8rem); letter-spacing: -.035em; margin-bottom: 1.2rem; }
h2 { font-size: clamp(2rem, 4vw, 3.8rem); letter-spacing: -.025em; margin-bottom: 1rem; }
h3 { font-size: clamp(1.35rem, 2vw, 2rem); margin-bottom: .7rem; }
h4 { font-size: 1.1rem; }
.lede { font-size: clamp(1.2rem, 2.2vw, 1.7rem); line-height: 1.5; max-width: 48rem; color: #3f3b34; }
.lede::first-letter { font-size: 1.65em; line-height: .7; }
.section-intro { max-width: 47rem; font-size: 1.08rem; color: var(--ink-soft); }
.section-rule {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 4rem 0 2rem;
}
.section-rule::before, .section-rule::after { content: ""; height: 1px; background: var(--line); flex: 1; }
.section-rule span { font: 650 .68rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--period-accent); }

.hero {
  min-height: min(760px, calc(100vh - 215px));
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(310px, .75fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
  padding-top: 2rem;
  padding-bottom: 2.5rem;
}
.hero-copy { position: relative; z-index: 1; }
.hero-copy h1 span { display: block; }
.hero-copy .subtitle { font-size: clamp(1.6rem, 3vw, 3.15rem); color: var(--period-accent); font-style: italic; letter-spacing: -.015em; }
.hero-art {
  min-height: 520px;
  border-left: 1px solid var(--line-strong);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 2rem 0 1rem 2rem;
}
.hero-art::before {
  content: "";
  position: absolute;
  inset: 8% -15% 8% 12%;
  border: 1px solid var(--line);
  transform: rotate(-2deg);
}
.hero-art img { width: 150%; max-width: none; margin-left: -33%; opacity: .83; position: relative; z-index: 1; }
.hero-cartouche {
  position: absolute;
  right: 0;
  top: 1rem;
  width: min(240px, 58%);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  padding: 1rem 0;
  z-index: 2;
}
.hero-cartouche strong { display: block; font-size: 1.25rem; color: var(--period-accent); }
.hero-actions, .button-row { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.5rem; }
.button {
  min-height: 46px;
  padding: .72rem 1.05rem;
  border: 1px solid var(--green);
  border-radius: 0;
  background: var(--green);
  color: #f5efdf;
  cursor: pointer;
  font: 650 .73rem/1.15 var(--sans);
  letter-spacing: .09em;
  text-transform: uppercase;
}
.button:hover { background: #324b3e; }
.button--quiet { background: transparent; color: var(--green); }
.button--quiet:hover { background: rgba(38,56,47,.08); }
.button--oxblood { background: var(--oxblood); border-color: var(--oxblood); }
.text-button {
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--green);
  text-decoration: underline;
  text-underline-offset: .18em;
  cursor: pointer;
}

.fact-ledger {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  margin: 2rem 0 5rem;
}
.fact-ledger article { padding: 1.2rem 1rem; border-right: 1px solid var(--line); min-width: 0; }
.fact-ledger article:last-child { border-right: 0; }
.fact-ledger p { margin: 0; }
.fact-ledger .fact-label { font: 650 .65rem/1.2 var(--sans); letter-spacing: .13em; text-transform: uppercase; color: var(--ink-soft); }
.fact-ledger .fact-value { font-size: 1.22rem; margin: .4rem 0 .25rem; }
.fact-ledger .fact-detail { font-size: .86rem; color: var(--ink-soft); }

.editorial-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 6rem); align-items: start; }
.editorial-grid--thirds { grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.prose { max-width: 48rem; }
.prose p { font-size: 1.04rem; }
.prose p + p { margin-top: 1.15rem; }
.pillar-list { border-top: 1px solid var(--line-strong); }
.pillar-list article { display: grid; grid-template-columns: 3.5rem 1fr; gap: 1rem; padding: 1.2rem 0; border-bottom: 1px solid var(--line); }
.pillar-list .numeral { color: var(--period-accent); font-size: 1.65rem; font-style: italic; }
.pillar-list h3 { font-size: 1.25rem; margin-bottom: .35rem; }
.pillar-list p { margin: 0; color: var(--ink-soft); }

.missed-panel {
  position: relative;
  padding: clamp(1.5rem, 4vw, 3rem);
  margin: 5rem 0;
  border: 1px solid var(--line-strong);
  background: rgba(245,239,223,.56);
}
.missed-panel::before, .missed-panel::after { content: "✦"; position: absolute; color: var(--brass); }
.missed-panel::before { left: .65rem; top: .45rem; }
.missed-panel::after { right: .65rem; bottom: .45rem; }
.missed-panel h3 { max-width: 42rem; }
.missed-panel p { max-width: 48rem; }

.then-now { border-top: 1px solid var(--line-strong); }
.then-now article { display: grid; grid-template-columns: 1.1fr repeat(3, 1fr); border-bottom: 1px solid var(--line); }
.then-now article > * { padding: 1.2rem; border-right: 1px solid var(--line); }
.then-now article > *:last-child { border-right: 0; }
.then-now h3 { font-size: 1.15rem; }
.then-now h4 { font: 650 .67rem/1.2 var(--sans); letter-spacing: .13em; text-transform: uppercase; color: var(--period-accent); }
.then-now p { margin: 0; font-size: .95rem; }

.route-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-strong); border-left: 1px solid var(--line); }
.route-grid button {
  min-height: 190px;
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: transparent;
  text-align: left;
  padding: 1.4rem;
  cursor: pointer;
  position: relative;
}
.route-grid button:hover { background: rgba(255,255,255,.25); }
.route-grid .route-number { font-size: 2.8rem; color: var(--period-accent); opacity: .35; }
.route-grid h3 { margin-top: 1.5rem; }
.route-grid p { color: var(--ink-soft); }

.control-band {
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  padding: 1rem 0;
  display: flex;
  gap: 1rem;
  align-items: end;
  flex-wrap: wrap;
  margin-bottom: 2.4rem;
}
.control-band label { display: grid; gap: .35rem; min-width: 190px; font: 650 .67rem/1.2 var(--sans); letter-spacing: .11em; text-transform: uppercase; }
.control-band select, .control-band input {
  min-height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: var(--ivory);
  padding: .6rem .75rem;
  color: var(--ink);
}
.control-note { margin-left: auto; max-width: 25rem; color: var(--ink-soft); font-size: .88rem; }

.timeline-layout { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 3rem; align-items: start; }
.timeline { position: relative; }
.timeline::before { content: ""; position: absolute; left: 8.4rem; top: 0; bottom: 0; width: 1px; background: var(--line-strong); }
.timeline-event {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 2.2rem;
  padding: 0 0 2.4rem;
  position: relative;
}
.timeline-date { text-align: right; font-size: 1.12rem; font-style: italic; color: var(--period-accent); padding-top: .15rem; }
.timeline-body { position: relative; padding: 0 0 1.8rem 1.5rem; border-bottom: 1px solid var(--line); }
.timeline-body::before { content: ""; position: absolute; left: -2.2rem; top: .3rem; width: 12px; height: 12px; background: var(--paper); border: 2px solid var(--period-accent); transform: rotate(45deg); }
.timeline-body h3 { font-size: 1.45rem; }
.timeline-body p { margin: .55rem 0; }
.timeline-meta { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: .9rem; }
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 25px;
  padding: .22rem .5rem;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  font: 650 .63rem/1.2 var(--sans);
  letter-spacing: .06em;
  text-transform: uppercase;
  background: rgba(245,239,223,.58);
}
.badge::before { content: ""; width: .4rem; height: .4rem; border: 1px solid currentColor; margin-right: .38rem; transform: rotate(45deg); }
.badge--reported { color: var(--oxblood); }
.badge--unresolved { color: var(--slate); border-style: dashed; }
.badge--current { color: var(--green); }
.timeline-side { position: sticky; top: 1rem; border-left: 1px solid var(--line-strong); padding-left: 1.5rem; }
.timeline-side h3 { font-size: 1.25rem; }
.timeline-side ul { list-style: none; padding: 0; }
.timeline-side li { border-bottom: 1px solid var(--line); padding: .8rem 0; }
.date-cartouche { border: 1px solid var(--line-strong); padding: 1.25rem; text-align: center; margin-bottom: 1.5rem; background: rgba(245,239,223,.52); }
.date-cartouche strong { display: block; font-size: 2.2rem; color: var(--period-accent); }
.empty-state { border: 1px solid var(--line-strong); padding: 2rem; background: rgba(245,239,223,.5); }

.source-markers { display: inline-flex; gap: .22rem; flex-wrap: wrap; vertical-align: middle; margin-left: .25rem; }
.source-marker, .claim-marker {
  border: 0;
  background: transparent;
  padding: .08rem .16rem;
  color: var(--green);
  cursor: pointer;
  font: 700 .62rem/1 var(--sans);
  text-decoration: underline;
  text-underline-offset: .16em;
}
.bookmark-button {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  background: transparent;
  cursor: pointer;
  margin-left: .45rem;
  vertical-align: middle;
}
.bookmark-button[aria-pressed="true"] { background: var(--green); color: var(--ivory); }

.hall-diagram-wrap, .map-frame, .border-map {
  border: 1px solid var(--line-strong);
  background:
    repeating-linear-gradient(0deg, transparent 0 31px, rgba(68,70,58,.055) 31px 32px),
    repeating-linear-gradient(90deg, transparent 0 31px, rgba(68,70,58,.055) 31px 32px),
    rgba(245,239,223,.64);
  padding: clamp(1rem, 3vw, 2rem);
  position: relative;
  overflow: hidden;
}
.diagram-notice {
  display: inline-block;
  border: 1px solid var(--oxblood);
  color: var(--oxblood);
  padding: .45rem .65rem;
  font: 650 .66rem/1.2 var(--sans);
  letter-spacing: .09em;
  text-transform: uppercase;
  background: var(--ivory);
  margin-bottom: 1rem;
}
.hall-diagram { position: relative; aspect-ratio: 1.65 / 1; min-height: 430px; }
.hall-zone {
  position: absolute;
  border: 1px solid var(--green);
  background: rgba(38,56,47,.08);
  padding: .8rem;
  text-align: left;
  cursor: pointer;
  transition: transform .18s ease, background-color .18s ease;
}
.hall-zone:hover, .hall-zone[aria-pressed="true"] { transform: translateY(-2px); background: rgba(38,56,47,.18); }
.hall-zone[data-tone="service"] { border-style: dashed; background: rgba(116,47,43,.075); }
.hall-zone[data-tone="vertical"] { background: rgba(138,109,59,.12); }
.hall-zone[data-tone="circulation"] { background: rgba(85,104,117,.09); }
.hall-zone strong { display: block; font-size: 1rem; }
.hall-zone small { font: 650 .58rem/1.2 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); }
.diagram-detail { border-left: 1px solid var(--line-strong); padding-left: 1.5rem; min-height: 170px; }
.architecture-list { columns: 2; column-gap: 2rem; padding-left: 1.2rem; }
.architecture-list li { margin-bottom: .65rem; break-inside: avoid; }
.glossary-list { border-top: 1px solid var(--line-strong); }
.glossary-list details { border-bottom: 1px solid var(--line); }
.glossary-list summary { cursor: pointer; padding: 1rem 0; font-size: 1.1rem; }
.glossary-list p { margin: 0 0 1rem; max-width: 45rem; color: var(--ink-soft); }

.estate-map { position: relative; aspect-ratio: 1.55 / 1; min-height: 520px; }
.estate-map::before {
  content: "";
  position: absolute;
  inset: 8% 7%;
  border: 1px solid rgba(38,56,47,.32);
  border-radius: 48% 42% 46% 38% / 38% 47% 43% 51%;
  transform: rotate(-4deg);
}
.estate-map::after {
  content: "";
  position: absolute;
  left: 9%; top: 77%; width: 26%; height: 2px;
  background: var(--slate);
  transform: rotate(-11deg);
  box-shadow: 80px -12px 0 rgba(85,104,117,.45), 160px -5px 0 rgba(85,104,117,.25);
}
.map-path { position: absolute; left: 14%; top: 64%; width: 55%; height: 1px; background: var(--brass); transform: rotate(-18deg); transform-origin: left; z-index: 1; }
.map-path::after { content: "Long drive"; position: absolute; left: 38%; top: -1.3rem; font: 650 .58rem/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--brass); }
.map-dyke { position: absolute; left: 7%; top: 15%; width: 2px; height: 66%; background: repeating-linear-gradient(to bottom, var(--oxblood) 0 7px, transparent 7px 13px); transform: rotate(3deg); z-index: 1; }
.map-feature {
  position: absolute;
  transform: translate(-50%, -50%);
  z-index: 3;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: center;
  width: 96px;
  font: 650 .58rem/1.2 var(--sans);
  letter-spacing: .035em;
}
.map-feature::before {
  content: "";
  display: block;
  width: 16px;
  height: 16px;
  margin: 0 auto .35rem;
  border: 2px solid var(--green);
  background: var(--ivory);
  transform: rotate(45deg);
}
.map-feature[data-kind="approximate"]::before { border-style: dashed; border-color: var(--oxblood); }
.map-feature[data-kind="present"]::before { border-radius: 50%; transform: none; border-color: var(--slate); }
.map-feature[data-kind="survey"]::before { background: transparent; border-color: var(--brass); }
.map-feature[hidden] { display: none; }
.map-feature:hover::before, .map-feature[aria-pressed="true"]::before { background: var(--period-accent); }
.map-legend { display: flex; flex-wrap: wrap; gap: 1rem; padding-top: 1rem; font: 650 .65rem/1.3 var(--sans); letter-spacing: .04em; }
.legend-key::before { content: "◇"; margin-right: .35rem; color: var(--green); }
.legend-key[data-kind="approximate"]::before { content: "◈"; color: var(--oxblood); }
.legend-key[data-kind="present"]::before { content: "○"; color: var(--slate); }
.legend-key[data-kind="survey"]::before { content: "□"; color: var(--brass); }
.map-detail { min-height: 170px; }

.acreage-chart { border-top: 1px solid var(--line-strong); }
.acreage-row { display: grid; grid-template-columns: 15rem 1fr 8rem; gap: 1.2rem; align-items: center; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.acreage-row h3 { font-size: 1.05rem; margin: 0; }
.acreage-bar-track { height: 27px; border-left: 1px solid var(--line-strong); background: rgba(255,255,255,.22); position: relative; }
.acreage-bar { height: 100%; background: var(--period-accent); min-width: 5px; opacity: .72; }
.acreage-value { text-align: right; font-style: italic; }
.acreage-note { grid-column: 2 / 4; margin-top: -.6rem; color: var(--ink-soft); font-size: .88rem; }
.warning-note { border-left: 4px solid var(--oxblood); padding: 1rem 1.2rem; background: rgba(116,47,43,.06); margin: 1.5rem 0; }

.people-layout { display: grid; grid-template-columns: minmax(0, 1fr) 350px; gap: 3rem; align-items: start; }
.people-network { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-strong); border-left: 1px solid var(--line); }
.person-node {
  min-height: 175px;
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: transparent;
  padding: 1.2rem;
  text-align: left;
  cursor: pointer;
}
.person-node:hover, .person-node[aria-pressed="true"] { background: rgba(255,255,255,.27); }
.person-node .person-group { font: 650 .62rem/1.2 var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--period-accent); }
.person-node h3 { font-size: 1.2rem; margin: .75rem 0 .35rem; }
.person-node p { margin: 0; font-size: .86rem; color: var(--ink-soft); }
.person-detail { position: sticky; top: 1rem; border-left: 1px solid var(--line-strong); padding-left: 1.5rem; min-height: 380px; }
.connection-list { list-style: none; padding: 0; }
.connection-list button { border: 0; background: transparent; padding: .35rem 0; color: var(--green); text-decoration: underline; cursor: pointer; }
.missing-majority { margin-top: 4rem; border: 1px solid var(--line-strong); padding: clamp(1.5rem, 4vw, 3rem); background: rgba(245,239,223,.56); }
.missing-majority ul { columns: 2; }

.border-map { min-height: 610px; position: relative; }
.border-map .contour { position: absolute; border: 1px solid rgba(38,56,47,.2); border-radius: 50%; }
.border-map .contour:nth-child(1) { inset: 10% 5% 12% 9%; transform: rotate(5deg); }
.border-map .contour:nth-child(2) { inset: 19% 15% 22% 18%; transform: rotate(-8deg); }
.border-map .contour:nth-child(3) { inset: 31% 26% 35% 28%; transform: rotate(11deg); }
.border-map .river-line { position: absolute; left: 3%; top: 65%; width: 92%; height: 2px; background: var(--slate); transform: rotate(-8deg); }
.border-map .dyke-line { position: absolute; left: 43%; top: 2%; width: 3px; height: 93%; background: repeating-linear-gradient(to bottom, var(--oxblood) 0 9px, transparent 9px 16px); transform: rotate(8deg); }
.border-point { position: absolute; transform: translate(-50%,-50%); border: 1px solid var(--line-strong); background: var(--ivory); padding: .45rem .6rem; font: 650 .67rem/1.2 var(--sans); letter-spacing: .04em; }
.border-point strong { display: block; font-family: var(--serif); font-size: .96rem; font-weight: 500; }
.compass-rose { position: absolute; right: 3%; top: 4%; width: 82px; opacity: .8; }
.layer-list { border-top: 1px solid var(--line-strong); }
.layer-list article { display: grid; grid-template-columns: 3rem 1fr; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.layer-list .numeral { color: var(--period-accent); font-style: italic; font-size: 1.35rem; }

.visit-notice {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--oxblood);
  color: #fff6e6;
  padding: .8rem 1rem;
  font: 650 .78rem/1.4 var(--sans);
  letter-spacing: .025em;
  margin-bottom: 1.5rem;
}
.visit-progress { display: flex; align-items: center; gap: 1rem; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); padding: 1rem 0; margin: 1.2rem 0 2.4rem; }
.progress-track { flex: 1; height: 8px; background: rgba(38,56,47,.12); }
.progress-fill { height: 100%; background: var(--period-accent); width: 0; }
.visit-stop { display: grid; grid-template-columns: 5rem 1fr auto; gap: 1.4rem; align-items: start; padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.visit-stop:first-of-type { border-top: 1px solid var(--line-strong); }
.visit-number { font-size: 2.2rem; color: var(--period-accent); opacity: .5; }
.visit-stop h3 { margin-bottom: .45rem; }
.visit-stop p { margin: .4rem 0; }
.visit-prompt { color: var(--ink-soft); font-style: italic; }
.check-button { min-width: 52px; min-height: 52px; border: 1px solid var(--line-strong); background: transparent; cursor: pointer; }
.check-button[aria-pressed="true"] { background: var(--green); color: var(--ivory); }

.evidence-intro { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; }
.evidence-tiers { border-top: 1px solid var(--line-strong); }
.evidence-tiers article { padding: 1rem 0; border-bottom: 1px solid var(--line); }
.evidence-tiers h3 { font-size: 1.05rem; }
.evidence-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--line-strong); margin: 3rem 0 1.5rem; overflow-x: auto; }
.evidence-tabs button { border: 0; border-right: 1px solid var(--line); background: transparent; padding: .8rem 1rem; cursor: pointer; white-space: nowrap; font: 650 .7rem/1.2 var(--sans); text-transform: uppercase; letter-spacing: .08em; }
.evidence-tabs button[aria-selected="true"] { background: var(--green); color: var(--ivory); }
.evidence-list { border-top: 1px solid var(--line-strong); }
.evidence-row { display: grid; grid-template-columns: 7rem minmax(0,1fr) 12rem; gap: 1.2rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); align-items: start; }
.evidence-id { font: 700 .72rem/1.4 var(--sans); letter-spacing: .08em; color: var(--period-accent); }
.evidence-row h3 { font-size: 1.08rem; margin: 0 0 .35rem; }
.evidence-row p { margin: .25rem 0; font-size: .9rem; color: var(--ink-soft); }
.evidence-action { text-align: right; }
.evidence-action button { border: 1px solid var(--line-strong); background: transparent; padding: .45rem .65rem; cursor: pointer; font: 650 .65rem/1.2 var(--sans); text-transform: uppercase; letter-spacing: .07em; }
.question-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line-strong); border-left: 1px solid var(--line); }
.question-card { padding: 1.3rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.question-card .priority { font: 650 .64rem/1.2 var(--sans); text-transform: uppercase; letter-spacing: .1em; color: var(--oxblood); }
.question-card h3 { margin-top: .7rem; font-size: 1.25rem; }

.current-snapshot { border: 1px solid var(--line-strong); padding: 1.3rem; background: rgba(245,239,223,.58); margin-bottom: 2rem; }
.current-snapshot strong { color: var(--period-accent); }
.current-ledger { border-top: 1px solid var(--line-strong); }
.current-row { display: grid; grid-template-columns: 14rem 1fr 1.1fr; gap: 1.4rem; padding: 1.15rem 0; border-bottom: 1px solid var(--line); }
.current-row h3 { font-size: 1rem; margin: 0; }
.current-row p { margin: 0; }
.current-row .status { color: var(--ink-soft); font-size: .9rem; }
.company-caution { margin-top: 3rem; border-left: 4px solid var(--brass); padding: 1rem 1.2rem; background: rgba(138,109,59,.08); }

.trail-layout { display: grid; grid-template-columns: minmax(0,1fr) 320px; gap: 3rem; }
.trail-list { border-top: 1px solid var(--line-strong); }
.trail-item { display: grid; grid-template-columns: 5rem 1fr auto; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); align-items: start; }
.trail-item h3 { font-size: 1.1rem; }
.trail-item p { margin: .3rem 0; color: var(--ink-soft); }
.trail-item button { border: 0; background: transparent; text-decoration: underline; cursor: pointer; }
.trail-summary { border-left: 1px solid var(--line-strong); padding-left: 1.5rem; }

.reading-dialog, .search-dialog {
  width: min(780px, calc(100% - 2rem));
  max-height: 88vh;
  border: 1px solid var(--green);
  border-radius: 0;
  padding: 0;
  background: var(--ivory);
  color: var(--ink);
  box-shadow: var(--shadow);
}
.search-dialog { width: min(920px, calc(100% - 2rem)); }
.reading-dialog::backdrop, .search-dialog::backdrop { background: rgba(30,31,28,.72); }
.dialog-bar { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .85rem 1rem; border-bottom: 1px solid var(--line-strong); background: var(--paper); position: sticky; top: 0; z-index: 2; }
.dialog-bar .eyebrow { margin: 0; }
.dialog-close { border: 1px solid var(--line-strong); background: transparent; min-height: 38px; padding: .45rem .7rem; cursor: pointer; font: 650 .65rem/1.2 var(--sans); text-transform: uppercase; letter-spacing: .08em; }
#dialog-content { padding: clamp(1.2rem, 4vw, 2.5rem); }
.dialog-title { padding-bottom: 1rem; border-bottom: 1px solid var(--line-strong); }
.dialog-meta { display: grid; grid-template-columns: repeat(2,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin: 1.5rem 0; }
.dialog-meta div { background: var(--ivory); padding: .8rem; }
.dialog-meta dt { font: 650 .62rem/1.2 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); }
.dialog-meta dd { margin: .25rem 0 0; }
.search-dialog__body { padding: clamp(1.2rem, 4vw, 2.5rem); }
.search-field input { width: 100%; min-height: 58px; border: 1px solid var(--line-strong); border-radius: 0; background: #fffaf0; padding: .8rem 1rem; font-size: 1.15rem; }
.search-themes { display: flex; flex-wrap: wrap; gap: .45rem; margin: 1rem 0; }
.search-themes button { border: 1px solid var(--line-strong); background: transparent; padding: .4rem .65rem; cursor: pointer; font: 650 .64rem/1.2 var(--sans); text-transform: uppercase; letter-spacing: .06em; }
.search-status { color: var(--ink-soft); }
.search-group { margin-top: 1.6rem; }
.search-group h3 { padding-bottom: .5rem; border-bottom: 1px solid var(--line-strong); }
.search-result { display: block; width: 100%; border: 0; border-bottom: 1px solid var(--line); background: transparent; text-align: left; padding: .9rem 0; cursor: pointer; }
.search-result strong { display: block; font-size: 1.05rem; }
.search-result span { color: var(--ink-soft); font-size: .88rem; }
mark { background: rgba(138,109,59,.25); color: inherit; }
.toast { position: fixed; right: 1rem; bottom: 1rem; z-index: 9999; background: var(--green); color: var(--ivory); padding: .8rem 1rem; box-shadow: var(--shadow); transform: translateY(150%); transition: transform .22s ease; max-width: 330px; font: 650 .76rem/1.4 var(--sans); }
.toast.is-visible { transform: none; }

.site-footer {
  border-top: 1px solid var(--line-strong);
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
  padding: 2rem 0 5rem;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  color: var(--ink-soft);
  font-size: .9rem;
}
.footer-mark { font-size: 2.1rem; color: var(--green); margin: 0; }
.mobile-dock { display: none; }
.noscript-reading { width: min(calc(100% - 2rem), 760px); margin: 4rem auto; }

@media (max-width: 1080px) {
  .masthead { min-height: 104px; }
  .icon-button span:not(.count-badge) { display: none; }
  .time-lens select { min-width: 155px; }
  .fact-ledger { grid-template-columns: repeat(3,1fr); }
  .fact-ledger article:nth-child(3) { border-right: 0; }
  .fact-ledger article:nth-child(-n+3) { border-bottom: 1px solid var(--line); }
  .timeline-layout, .people-layout, .trail-layout { grid-template-columns: 1fr; }
  .timeline-side, .person-detail, .trail-summary { position: static; border-left: 0; border-top: 1px solid var(--line-strong); padding: 1.5rem 0 0; }
  .people-network { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 820px) {
  body { padding-bottom: 68px; }
  .masthead { width: calc(100% - 1.2rem); min-height: 86px; gap: .6rem; }
  .monogram { width: 54px; height: 54px; font-size: .9rem; }
  .wordmark { font-size: 1.45rem; }
  .strapline { display: none; }
  .masthead__tools .time-lens, .masthead__tools .icon-button { display: none; }
  .menu-button { display: inline-flex; flex-direction: column; gap: .2rem; }
  .menu-button__lines, .menu-button__lines::before, .menu-button__lines::after { display: block; width: 24px; height: 1px; background: currentColor; position: relative; }
  .menu-button__lines::before, .menu-button__lines::after { content: ""; position: absolute; left: 0; }
  .menu-button__lines::before { top: -7px; }
  .menu-button__lines::after { top: 7px; }
  .primary-navigation {
    display: none;
    position: fixed;
    z-index: 80;
    inset: 86px 0 68px;
    width: 100%;
    background: var(--paper);
    padding: 1rem;
    overflow-y: auto;
    border-top: 1px solid var(--line-strong);
    border-bottom: 1px solid var(--line-strong);
    flex-direction: column;
  }
  .primary-navigation.is-open { display: flex; }
  .primary-navigation button, .primary-navigation button:first-child { border: 0; border-bottom: 1px solid var(--line); text-align: left; font-family: var(--serif); font-size: 1.15rem; text-transform: none; letter-spacing: 0; min-height: 54px; }
  .period-ribbon { padding: .55rem .8rem; font-size: .7rem; }
  .page { width: calc(100% - 1.4rem); padding-top: 2.6rem; }
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-art { min-height: 340px; border-left: 0; border-top: 1px solid var(--line-strong); padding-left: 0; }
  .hero-art img { width: 130%; margin-left: -15%; }
  .fact-ledger { grid-template-columns: 1fr 1fr; }
  .fact-ledger article, .fact-ledger article:nth-child(3) { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .fact-ledger article:nth-child(2n) { border-right: 0; }
  .fact-ledger article:last-child { grid-column: 1 / -1; border-right: 0; }
  .editorial-grid, .editorial-grid--thirds, .evidence-intro { grid-template-columns: 1fr; }
  .route-grid { grid-template-columns: 1fr 1fr; }
  .then-now article { grid-template-columns: 1fr; }
  .then-now article > * { border-right: 0; border-bottom: 1px solid var(--line); }
  .timeline::before { left: 4.3rem; }
  .timeline-event { grid-template-columns: 3.5rem 1fr; gap: 1.4rem; }
  .timeline-date { font-size: .83rem; }
  .timeline-body::before { left: -1.95rem; }
  .architecture-list, .missing-majority ul { columns: 1; }
  .hall-diagram { min-height: 570px; aspect-ratio: auto; }
  .hall-zone { position: static; width: 100% !important; height: auto !important; margin-bottom: .6rem; transform: none !important; }
  .estate-map { min-height: 620px; }
  .map-feature { width: 80px; font-size: .52rem; }
  .acreage-row { grid-template-columns: 1fr 5rem; }
  .acreage-row > h3 { grid-column: 1 / 3; }
  .acreage-note { grid-column: 1 / 3; }
  .people-network { grid-template-columns: 1fr; }
  .question-grid { grid-template-columns: 1fr; }
  .evidence-row { grid-template-columns: 5rem 1fr; }
  .evidence-action { grid-column: 2; text-align: left; }
  .current-row { grid-template-columns: 1fr; gap: .45rem; }
  .visit-stop { grid-template-columns: 3rem 1fr; }
  .visit-stop .check-button { grid-column: 2; justify-self: start; }
  .site-footer { display: block; padding-bottom: 2rem; }
  .mobile-dock {
    position: fixed;
    z-index: 70;
    left: 0; right: 0; bottom: 0;
    height: 68px;
    display: grid;
    grid-template-columns: repeat(4,1fr);
    background: var(--green);
    color: var(--ivory);
    border-top: 1px solid rgba(255,255,255,.25);
  }
  .mobile-dock button { border: 0; border-right: 1px solid rgba(255,255,255,.18); background: transparent; color: inherit; display: grid; place-items: center; align-content: center; gap: .18rem; font: 650 .62rem/1.1 var(--sans); text-transform: uppercase; letter-spacing: .06em; }
  .mobile-dock button span:first-child { font-size: 1.2rem; }
}

@media (max-width: 520px) {
  .eyebrow { font-size: .64rem; }
  .wordmark { font-size: 1.2rem; }
  h1 { font-size: clamp(2.65rem, 15vw, 4.2rem); }
  h2 { font-size: 2.15rem; }
  .hero-copy .subtitle { font-size: 1.65rem; }
  .fact-ledger { grid-template-columns: 1fr; }
  .fact-ledger article, .fact-ledger article:nth-child(2n), .fact-ledger article:last-child { grid-column: auto; border-right: 0; }
  .route-grid { grid-template-columns: 1fr; }
  .route-grid button { min-height: 145px; }
  .control-band label { min-width: 100%; }
  .control-note { margin-left: 0; }
  .estate-map { min-height: 760px; }
  .map-feature { width: 72px; }
  .border-map { min-height: 720px; }
  .dialog-meta { grid-template-columns: 1fr; }
  .trail-item { grid-template-columns: 3.5rem 1fr; }
  .trail-item > :last-child { grid-column: 2; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behaviour: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

@media print {
  .masthead__tools, .primary-navigation, .period-ribbon, .mobile-dock, .button, .bookmark-button, .site-footer { display: none !important; }
  body { background: #fff; color: #000; }
  .page { width: 100%; padding: 1rem; }
  .hero { min-height: auto; }
  .hero-art { display: none; }
  a { color: #000; }
}