@font-face{font-family:'Fraunces';font-style:italic;font-weight:300 900;font-display:swap;src:url(/fonts/Fraunces-italic-300_900.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'Fraunces';font-style:normal;font-weight:300 900;font-display:swap;src:url(/fonts/Fraunces-normal-300_900.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/IBMPlexMono-normal-400.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/IBMPlexMono-normal-500.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/IBMPlexMono-normal-600.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'Public Sans';font-style:italic;font-weight:300 800;font-display:swap;src:url(/fonts/PublicSans-italic-300_800.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'Public Sans';font-style:normal;font-weight:300 800;font-display:swap;src:url(/fonts/PublicSans-normal-300_800.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
:root {
  --paper: #f5f1e8;
  --paper-2: #ece6d8;
  --card: #fffdf8;
  --ink: #16140f;
  --ink-2: #2b2820;
  --muted: #5b554a;
  --rule: #d6cdb9;
  --rule-strong: #16140f;
  --red: #b42318;
  --red-dark: #8a1a12;
  --red-tint: #f7dcd6;
  --mark: #ffe08a;
  --focus: #1d4ed8;
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans: 'Public Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, Menlo, monospace;
  --wide: 1120px;
  --text: 700px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.125rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--red-dark); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--red); text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 2px; }
mark { background: linear-gradient(transparent 12%, var(--mark) 12%, var(--mark) 88%, transparent 88%); color: inherit; padding: 0 2px; }
code, .mono { font-family: var(--mono); font-size: 0.86em; }
code { background: var(--paper-2); padding: 1px 6px; border-radius: 3px; word-break: break-word; }

.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 100;
  background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 4px; font-weight: 600;
}
.skip-link:focus { top: 12px; color: #fff; }

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

.wrap { max-width: var(--wide); margin: 0 auto; padding: 0 24px; }
.prose { max-width: var(--text); }
.prose p { margin: 0 0 1.1em; }

/* ---------- Masthead ---------- */
.masthead { border-bottom: 1px solid var(--rule); }
.masthead .wrap {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding-top: 14px; padding-bottom: 14px;
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted);
}
.brand { color: var(--ink); text-decoration: none; display: inline-flex; align-items: center; gap: 10px; font-family: var(--serif); font-size: 1.35rem; font-weight: 800; letter-spacing: -0.01em; text-transform: none; }
.brand:hover { color: var(--ink); }
.brand-mark { position: relative; width: 20px; height: 20px; display: inline-block; flex: none; }
.brand-mark::before, .brand-mark::after { content: ""; position: absolute; width: 14px; height: 14px; border-radius: 2px; }
.brand-mark::before { right: 0; top: 0; background: var(--red); }
.brand-mark::after { left: 0; bottom: 0; background: var(--ink); box-shadow: 0 0 0 2px var(--paper); }
.brand-q { color: var(--red); }
.masthead nav a { color: var(--muted); text-decoration: none; margin-left: 18px; }
.masthead nav a:hover, .masthead nav a[aria-current="page"] { color: var(--ink); }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 40px; border-bottom: 3px double var(--rule-strong); }
.kicker {
  font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--red); font-weight: 600; margin: 0 0 18px;
}
h1 {
  font-family: var(--serif); font-optical-sizing: auto; font-weight: 800;
  font-size: clamp(2.5rem, 6.4vw, 5rem); line-height: 1.02; letter-spacing: -0.025em;
  margin: 0 0 26px; max-width: 15ch; font-variation-settings: 'SOFT' 30, 'WONK' 0;
}
h1 em { font-style: italic; font-weight: 600; color: var(--red); }
.dek { font-size: clamp(1.2rem, 2vw, 1.4rem); line-height: 1.5; color: var(--ink-2); max-width: 46rem; margin: 0 0 28px; }
.byline { font-size: 0.92rem; color: var(--muted); margin: 0; }
.byline strong { color: var(--ink); }

.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  margin: 48px 0 0; padding: 0; list-style: none;
  border-top: 1px solid var(--rule-strong);
}
.stats li { padding: 20px 20px 4px 0; border-right: 1px solid var(--rule); }
.stats li + li { padding-left: 20px; }
.stats li:last-child { border-right: 0; }
.stat-num { display: block; font-family: var(--serif); font-weight: 700; font-size: clamp(2.2rem, 4vw, 3.2rem); line-height: 1; letter-spacing: -0.02em; }
.stat-num.red { color: var(--red); }
.stat-label { display: block; margin-top: 10px; font-size: 0.95rem; line-height: 1.4; color: var(--muted); }

/* ---------- Sticky section nav ---------- */
.toc {
  position: sticky; top: 0; z-index: 40;
  background: rgba(245, 241, 232, 0.94); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}
.toc ol {
  list-style: none; margin: 0 auto; padding: 0 24px; max-width: var(--wide);
  display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none;
}
.toc ol::-webkit-scrollbar { display: none; }
.toc a {
  display: block; padding: 14px 12px; white-space: nowrap; text-decoration: none;
  font-size: 0.9rem; font-weight: 600; color: var(--muted); border-bottom: 3px solid transparent;
}
.toc a:hover { color: var(--ink); }
.toc a[aria-current="true"] { color: var(--ink); border-bottom-color: var(--red); }

/* ---------- Sections ---------- */
section.part { padding: 88px 0 24px; }
.part-head { margin-bottom: 32px; }
.part-num { font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--red); font-weight: 600; margin: 0 0 10px; }
h2 {
  font-family: var(--serif); font-weight: 700; font-size: clamp(2rem, 4vw, 2.9rem);
  line-height: 1.08; letter-spacing: -0.02em; margin: 0 0 18px; max-width: 22ch;
}
h3 { font-family: var(--serif); font-weight: 650; font-size: 1.45rem; line-height: 1.2; margin: 0 0 10px; letter-spacing: -0.01em; }
.lede { font-size: 1.25rem; line-height: 1.55; color: var(--ink-2); max-width: var(--text); margin: 0; }

/* ---------- Short version ---------- */
.summary { list-style: none; margin: 0; padding: 0; counter-reset: s; display: grid; gap: 0; max-width: 820px; }
.summary li {
  counter-increment: s; display: grid; grid-template-columns: 56px 1fr; gap: 8px;
  padding: 22px 0; border-top: 1px solid var(--rule); font-size: 1.2rem; line-height: 1.55;
}
.summary li:last-child { border-bottom: 1px solid var(--rule); }
.summary li::before {
  content: counter(s); font-family: var(--serif); font-weight: 800; font-size: 2rem; line-height: 1; color: var(--red);
}

.callout {
  margin: 40px 0 0; padding: 24px 28px; background: var(--card); border: 1px solid var(--rule);
  border-left: 5px solid var(--red); max-width: 820px;
}
.callout h3 { font-size: 1.2rem; margin-bottom: 6px; }
.callout p { margin: 0; font-size: 1.05rem; }

/* ---------- Masthead wall ---------- */
.wall-controls { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin: 0 0 22px; }
.btn {
  appearance: none; border: 2px solid var(--ink); background: var(--ink); color: #fff;
  font: 600 1rem/1 var(--sans); padding: 14px 20px; border-radius: 999px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 10px; transition: background .15s, color .15s;
}
.btn:hover { background: var(--red); border-color: var(--red); }
.btn.secondary { background: transparent; color: var(--ink); }
.btn.secondary:hover { background: var(--ink); color: #fff; }
.btn-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--red); display: inline-block; }
.btn:hover .btn-dot { background: #fff; }
.wall-hint { color: var(--muted); font-size: 0.95rem; margin: 0; }

.wall-frame { position: relative; }
.wall-frame.collapsed { max-height: 720px; overflow: hidden; }
.wall-frame.collapsed::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 180px;
  background: linear-gradient(rgba(245,241,232,0), var(--paper) 85%); pointer-events: none;
}
.wall-more { display: flex; justify-content: center; margin-top: 8px; }

.wall { display: grid; grid-template-columns: repeat(auto-fill, minmax(176px, 1fr)); gap: 10px; }
.tile {
  background: var(--card); border: 1px solid var(--rule); border-top: 4px solid var(--ink);
  padding: 14px 14px 12px; min-height: 104px; display: flex; flex-direction: column; justify-content: space-between;
  transition: border-color .3s, transform .3s;
}
.tile-name { margin: 0; color: var(--ink); line-height: 1.08; overflow-wrap: anywhere; }
.tile-pub { margin: 10px 0 0; font-size: 0.74rem; line-height: 1.35; color: var(--muted); }
.tile-pub b { color: var(--ink-2); font-weight: 600; }
.t0 .tile-name { font-family: var(--serif); font-weight: 900; font-size: 1.32rem; letter-spacing: -0.02em; }
.t1 .tile-name { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 1.38rem; }
.t2 .tile-name { font-family: var(--sans); font-weight: 800; font-size: 0.98rem; text-transform: uppercase; letter-spacing: 0.06em; }
.t3 .tile-name { font-family: Georgia, 'Times New Roman', serif; font-weight: 700; font-size: 1.28rem; }
.t4 .tile-name { font-family: var(--serif); font-weight: 400; font-size: 1.4rem; font-variation-settings: 'SOFT' 100, 'WONK' 1; }
.t5 .tile-name { font-family: var(--sans); font-weight: 300; font-size: 1.22rem; letter-spacing: -0.01em; }
.t6 .tile-name { font-family: var(--serif); font-weight: 700; font-size: 1.05rem; text-transform: uppercase; letter-spacing: 0.08em; }

.group-block { margin: 0 0 30px; }
.group-head {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 16px;
  padding: 12px 0 10px; margin-bottom: 12px; border-bottom: 2px solid currentColor;
}
.group-head h3 { margin: 0; font-size: 1.25rem; color: var(--ink); }
.group-head .meta { color: var(--muted); font-size: 0.95rem; }
.group-swatch { display: inline-block; width: 14px; height: 14px; border-radius: 3px; margin-right: 8px; vertical-align: -1px; background: currentColor; }

/* ---------- Chain diagram ---------- */
.chain { list-style: none; padding: 0; margin: 8px 0 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: c; }
.chain li { position: relative; padding: 0 14px 0 0; }
.chain li:not(:last-child)::after {
  content: ""; position: absolute; top: 34px; right: 0; width: 14px; height: 2px; background: var(--ink);
}
.chain-box {
  background: var(--card); border: 1px solid var(--rule); border-top: 4px solid var(--ink);
  padding: 16px; height: 100%;
}
.chain li:last-child .chain-box { border-top-color: var(--red); background: #fff; }
.chain-num { font-family: var(--serif); font-weight: 800; font-size: 2.2rem; line-height: 1; display: block; }
.chain li:last-child .chain-num { color: var(--red); font-size: 1.5rem; line-height: 1.15; }
.chain-label { display: block; margin-top: 8px; font-size: 0.95rem; line-height: 1.4; color: var(--ink-2); }

/* ---------- Clues ---------- */
.clues { display: grid; gap: 18px; margin-top: 36px; }
.clue {
  display: grid; grid-template-columns: 220px 1fr; gap: 28px;
  background: var(--card); border: 1px solid var(--rule); padding: 28px;
}
.clue-side { border-right: 1px solid var(--rule); padding-right: 24px; }
.clue-tag { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--red); font-weight: 600; margin: 0 0 12px; }
.clue-big { font-family: var(--serif); font-weight: 800; font-size: 3rem; line-height: 0.95; letter-spacing: -0.03em; margin: 0; }
.clue-big-label { margin: 8px 0 0; font-size: 0.92rem; line-height: 1.4; color: var(--muted); }
.clue h3 { font-size: 1.5rem; }
.clue p { margin: 0 0 12px; }
.what { font-size: 0.98rem; color: var(--muted); background: var(--paper); border-radius: 4px; padding: 10px 14px; margin: 0 0 14px !important; }
.what b { color: var(--ink); }

details.evidence { margin-top: 10px; border-top: 1px dashed var(--rule); padding-top: 10px; }
details.evidence summary {
  cursor: pointer; font-weight: 600; font-size: 0.98rem; color: var(--red-dark); list-style: none;
  display: inline-flex; align-items: center; gap: 8px; padding: 4px 0;
}
details.evidence summary::-webkit-details-marker { display: none; }
details.evidence summary::before { content: "+"; font-family: var(--mono); font-size: 1.1rem; width: 1ch; }
details.evidence[open] summary::before { content: "−"; }
.evidence-body { padding: 10px 0 2px; font-size: 0.98rem; }
.evidence-body ul { margin: 0; padding-left: 20px; }
.evidence-body li { margin-bottom: 8px; }
.registry { width: 100%; border-collapse: collapse; font-size: 0.92rem; margin: 6px 0 12px; }
.registry th, .registry td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.registry th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 600; }

.quote {
  margin: 14px 0; padding: 4px 0 4px 20px; border-left: 3px solid var(--red);
  font-family: var(--serif); font-size: 1.25rem; line-height: 1.45; font-style: italic;
}
.quote cite { display: block; margin-top: 6px; font-family: var(--sans); font-style: normal; font-size: 0.9rem; color: var(--muted); }

/* ---------- Mailbox ---------- */
.mail-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 36px; align-items: start; margin-top: 32px; }
.envelopes { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.envelope {
  background: var(--card); border: 1px solid var(--rule); padding: 14px 18px 14px 18px;
  display: grid; grid-template-columns: 1fr auto; gap: 4px 14px; align-items: center;
  background-image: repeating-linear-gradient(135deg, var(--red) 0 8px, transparent 8px 16px, #1f4e8c 16px 24px, transparent 24px 32px);
  background-size: 100% 5px; background-repeat: no-repeat; background-position: top;
  padding-top: 18px;
}
.env-addr { font-family: var(--mono); font-size: 0.9rem; line-height: 1.45; }
.env-addr .pmb { background: var(--red); color: #fff; padding: 1px 6px; border-radius: 3px; font-weight: 600; white-space: nowrap; }
.env-city { font-weight: 700; font-size: 1.02rem; }
.env-sites { grid-column: 1 / -1; font-size: 0.86rem; color: var(--muted); }
.env-count { font-family: var(--serif); font-weight: 800; font-size: 1.6rem; color: var(--red); text-align: right; line-height: 1; }
.env-count small { display: block; font-family: var(--sans); font-size: 0.7rem; font-weight: 600; color: var(--muted); letter-spacing: 0.04em; text-transform: uppercase; }

.tilemap-wrap { position: sticky; top: 72px; }
.tilemap { display: grid; grid-template-columns: repeat(12, 1fr); gap: 4px; margin: 0 0 14px; }
.st {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  font: 600 0.72rem/1 var(--mono); border-radius: 4px; color: #6a6354; background: transparent;
  border: 1px solid var(--rule);
}
button.st { cursor: pointer; appearance: none; padding: 0; }
.st.has { background: var(--red-tint); color: var(--red-dark); border-color: #e8b4aa; }
.st.pmb { background: var(--red); color: #fff; border-color: var(--red); }
.st[aria-pressed="true"] { outline: 3px solid var(--ink); outline-offset: 1px; }
.legend { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 0.86rem; color: var(--muted); margin: 0 0 16px; padding: 0; list-style: none; }
.legend span { display: inline-block; width: 14px; height: 14px; border-radius: 3px; vertical-align: -2px; margin-right: 6px; border: 1px solid var(--rule); }
.legend .l-pmb { background: var(--red); border-color: var(--red); }
.legend .l-has { background: var(--red-tint); border-color: #e8b4aa; }
.state-panel { background: var(--card); border: 1px solid var(--rule); padding: 18px 20px; min-height: 140px; font-size: 0.95rem; }
.state-panel h3 { font-size: 1.15rem; margin-bottom: 8px; }
.state-panel ul { margin: 0; padding-left: 18px; }
.state-panel li { margin-bottom: 8px; }

.drops { margin-top: 48px; }
.table-scroll { overflow-x: auto; border: 1px solid var(--rule); background: var(--card); }
table.plain { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
table.plain caption { text-align: left; padding: 14px 16px; font-weight: 600; color: var(--muted); font-size: 0.9rem; caption-side: top; }
table.plain th, table.plain td { text-align: left; padding: 12px 16px; border-top: 1px solid var(--rule); vertical-align: top; }
table.plain thead th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 600; background: var(--paper); border-top: 0; }

/* ---------- Serial numbers ---------- */
.slots-feature { display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; align-items: start; margin-top: 30px; }
.slot-grid { display: grid; grid-template-columns: repeat(10, 1fr); gap: 5px; max-width: 460px; }
.slot {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  font: 500 0.72rem/1 var(--mono); border-radius: 3px; border: 1px dashed #b5aa94; color: #6a6354;
}
.slot.seen { background: var(--ink); border: 1px solid var(--ink); color: #fff; font-weight: 600; }
.slot-legend { display: flex; gap: 18px; margin-top: 14px; font-size: 0.88rem; color: var(--muted); }
.slot-legend i { display: inline-block; width: 14px; height: 14px; border-radius: 3px; vertical-align: -2px; margin-right: 6px; }
.slot-legend .i-seen { background: var(--ink); }
.slot-legend .i-unseen { border: 1px dashed #b5aa94; }

.bars { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.bar-row { display: grid; grid-template-columns: 150px 1fr 88px; gap: 12px; align-items: center; font-size: 0.9rem; }
.bar-label { font-family: var(--mono); font-size: 0.8rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { position: relative; height: 18px; border: 1px dashed #b5aa94; border-radius: 3px; background: transparent; }
.bar-fill { position: absolute; left: 0; top: -1px; bottom: -1px; background: var(--ink); border-radius: 3px 0 0 3px; }
.bar-num { font-family: var(--mono); font-size: 0.82rem; text-align: right; color: var(--muted); white-space: nowrap; }
.bar-num b { color: var(--ink); }
.bar-total { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--rule-strong); display: grid; grid-template-columns: 150px 1fr 88px; gap: 12px; font-weight: 700; }
.bar-total .mono { text-align: right; white-space: nowrap; }

/* ---------- Timeline ---------- */
.timeline { list-style: none; margin: 30px 0 0; padding: 0; position: relative; max-width: 820px; }
.timeline::before { content: ""; position: absolute; left: 118px; top: 8px; bottom: 8px; width: 2px; background: var(--rule); }
.tl { display: grid; grid-template-columns: 104px 28px 1fr; gap: 0 0; padding: 12px 0; align-items: start; }
.tl-when { font-family: var(--mono); font-size: 0.86rem; color: var(--muted); padding-top: 3px; text-align: right; padding-right: 14px; }
.tl-dot { width: 14px; height: 14px; border-radius: 50%; background: var(--paper); border: 3px solid var(--ink); margin: 5px 0 0 8px; position: relative; z-index: 1; }
.tl.parent .tl-dot { background: var(--red); border-color: var(--red); }
.tl-body { padding-left: 14px; }
.tl-name { font-weight: 700; font-size: 1.08rem; }
.tl-note { font-size: 0.95rem; color: var(--muted); }

/* ---------- Known vs new ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin-top: 30px; border: 1px solid var(--rule); background: var(--card); }
.compare > div { padding: 28px; }
.compare > div + div { border-left: 1px solid var(--rule); background: #fff; }
.compare h3 { font-size: 1.25rem; display: flex; align-items: center; gap: 10px; }
.compare ul { margin: 0; padding-left: 20px; }
.compare li { margin-bottom: 12px; }
.tag { font: 600 0.7rem/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; padding: 5px 8px; border-radius: 3px; }
.tag.old { background: var(--paper-2); color: var(--muted); }
.tag.new { background: var(--red); color: #fff; }

.limits { list-style: none; padding: 0; margin: 26px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.limits li { background: var(--card); border: 1px solid var(--rule); padding: 20px 22px; font-size: 1rem; }
.limits li strong { display: block; font-family: var(--serif); font-size: 1.15rem; margin-bottom: 6px; }

/* ---------- Ledger ---------- */
.filters { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 12px; margin: 26px 0 12px; align-items: end; }
.field label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; }
.field input, .field select {
  width: 100%; font: 1rem/1.3 var(--sans); color: var(--ink); background: var(--card);
  border: 1px solid #a99f8a; border-radius: 6px; padding: 11px 12px; min-height: 46px;
}
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 34px; }
.filter-row2 { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 14px; }
.check { display: inline-flex; gap: 10px; align-items: center; font-size: 0.95rem; cursor: pointer; }
.check input { width: 20px; height: 20px; accent-color: var(--red); }
.count { font-family: var(--mono); font-size: 0.85rem; color: var(--muted); }
.dl { font-weight: 600; font-size: 0.95rem; }

.ledger-wrap { border: 1px solid var(--rule); background: var(--card); max-height: 760px; overflow: auto; }
table.ledger { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
table.ledger th, table.ledger td { text-align: left; padding: 11px 14px; border-top: 1px solid var(--rule); vertical-align: top; }
table.ledger thead th { position: sticky; top: 0; z-index: 2; background: var(--paper); border-top: 0; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 600; box-shadow: inset 0 -1px 0 var(--rule); }
.l-name { font-weight: 700; display: block; color: var(--ink); text-decoration: none; }
a.l-name:hover { color: var(--red); text-decoration: underline; }
.tile-name a { color: inherit; text-decoration: none; }
.tile-name a:hover { text-decoration: underline; text-decoration-thickness: 2px; }
.tile:has(a:hover) { border-color: var(--ink); }
.l-domain { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); }
.chip { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 0.78rem; white-space: nowrap; }
.chip i { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.pmb-flag { background: var(--red); color: #fff; padding: 1px 5px; border-radius: 3px; font-family: var(--mono); font-size: 0.75rem; font-weight: 600; white-space: nowrap; }
.yes { color: var(--ink); font-weight: 700; }
.none { color: #6a6354; }
.empty { padding: 30px; text-align: center; color: var(--muted); }

/* ---------- Sources & footer ---------- */
.sources { columns: 2; column-gap: 40px; padding-left: 20px; margin: 20px 0 0; font-size: 0.98rem; }
.sources li { margin-bottom: 10px; break-inside: avoid; }
footer.site-footer { margin-top: 96px; border-top: 3px double var(--rule-strong); padding: 36px 0 64px; font-size: 0.92rem; color: var(--muted); }
footer.site-footer .wrap { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; }
footer.site-footer p { margin: 0 0 10px; }

.license-note { display: flex; gap: 12px; align-items: flex-start; }
.cc0 { flex: none; font: 700 0.72rem/1 var(--mono); letter-spacing: 0.06em; border: 2px solid var(--ink); color: var(--ink); padding: 5px 6px; border-radius: 3px; text-decoration: none; }
footer.site-footer nav a { display: block; margin-bottom: 8px; }

/* ---------- Hub ---------- */
.hub-hero { padding: 84px 0 56px; border-bottom: 3px double var(--rule-strong); }
.hub-hero h1 { max-width: 17ch; }
.principles { list-style: none; margin: 40px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--rule-strong); }
.principles li { padding: 20px 22px 0 0; font-size: 1rem; color: var(--ink-2); }
.principles li + li { padding-left: 22px; border-left: 1px solid var(--rule); }
.principles strong { display: block; font-family: var(--serif); font-size: 1.25rem; color: var(--ink); margin-bottom: 4px; }
.inv-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 20px; }
.inv-card { display: grid; grid-template-columns: 1.3fr 1fr; gap: 0; background: var(--card); border: 1px solid var(--rule); border-top: 5px solid var(--ink); }
.inv-card:hover { border-color: var(--ink); }
.inv-body { padding: 30px; }
.inv-no { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--red); font-weight: 600; margin: 0 0 12px; }
.inv-card h3 { font-size: clamp(1.6rem, 3vw, 2.2rem); line-height: 1.08; margin: 0 0 14px; }
.inv-card h3 a { color: var(--ink); text-decoration: none; }
.inv-card h3 a:hover { text-decoration: underline; text-decoration-thickness: 2px; }
.inv-card h3 a::after { content: ""; position: absolute; inset: 0; }
.inv-card { position: relative; }
.inv-card p { margin: 0 0 12px; color: var(--ink-2); }
.inv-meta { font-size: 0.9rem; color: var(--muted) !important; }
.inv-side { padding: 30px; border-left: 1px solid var(--rule); background: var(--paper); display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-content: center; }
.inv-side div { font-size: 0.9rem; color: var(--muted); line-height: 1.35; }
.inv-side b { display: block; font-family: var(--serif); font-size: 2.2rem; line-height: 1; color: var(--ink); margin-bottom: 6px; }
.inv-side b.red { color: var(--red); }
.pipeline { margin-top: 20px; padding: 22px 26px; border: 1px dashed #a99f8a; color: var(--muted); font-size: 1rem; }

/* ---------- Per-site record pages ---------- */
.crumbs { font-size: 0.9rem; color: var(--muted); margin: 0 0 18px; }
.crumbs a { color: var(--muted); }
.record-hero { padding: 56px 0 36px; border-bottom: 3px double var(--rule-strong); }
.record-hero h1 { font-size: clamp(2.2rem, 5.4vw, 3.8rem); max-width: 20ch; }
.record-hero .domain { font-family: var(--mono); font-size: 1rem; color: var(--muted); margin: -12px 0 22px; }
.facts { margin: 0; display: grid; grid-template-columns: 240px 1fr; border-top: 1px solid var(--rule-strong); max-width: 900px; }
.facts dt, .facts dd { margin: 0; padding: 16px 0; border-bottom: 1px solid var(--rule); }
.facts dt { font-weight: 700; padding-right: 20px; }
.facts dd small { display: block; color: var(--muted); font-size: 0.88rem; margin-top: 4px; }
.siblings { list-style: none; padding: 0; margin: 14px 0 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 8px; }
.siblings a { display: block; background: var(--card); border: 1px solid var(--rule); padding: 10px 12px; text-decoration: none; color: var(--ink); font-weight: 600; font-size: 0.95rem; }
.siblings a:hover { border-color: var(--ink); }
.siblings small { display: block; font-family: var(--mono); font-weight: 400; font-size: 0.75rem; color: var(--muted); }
.record-section { padding: 48px 0 0; }
.cta { display: inline-flex; margin-top: 8px; }
.code-box { background: #fbf9f3; border: 1px solid var(--rule); padding: 14px 16px; font: 400 0.82rem/1.55 var(--mono); color: var(--ink); overflow-x: auto; margin: 10px 0 14px; white-space: pre; }
.arch-pill { display: inline-block; font: 600 0.75rem/1.2 var(--mono); background: #efe9dc; border: 1px solid var(--rule); color: var(--ink); padding: 2px 7px; border-radius: 2px; text-decoration: none; margin-right: 6px; }
.arch-pill:hover { border-color: var(--ink); background: #e5decb; }
.exhibit-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin: 24px 0; }
.exhibit-card { background: var(--card); border: 1px solid var(--rule); border-top: 3px solid var(--ink); padding: 20px; }
.exhibit-card h3 { font-size: 1.15rem; margin: 0 0 8px; }
.exhibit-card p { font-size: 0.94rem; color: var(--ink-2); margin: 0 0 12px; }

/* ---------- Motion ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
  .js .reveal.in { opacity: 1; transform: none; }
  .tile.pop { animation: pop .45s ease both; }
  @keyframes pop { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: none; } }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .chain { grid-template-columns: 1fr; gap: 10px; }
  .chain li { padding: 0 0 10px 0; }
  .chain li:not(:last-child)::after { top: auto; bottom: 0; left: 28px; right: auto; width: 2px; height: 10px; }
  .mail-grid, .slots-feature { grid-template-columns: 1fr; }
  .tilemap-wrap { position: static; }
  .clue { grid-template-columns: 1fr; gap: 18px; }
  .clue-side { border-right: 0; border-bottom: 1px solid var(--rule); padding: 0 0 18px; display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
  .clue-side .clue-tag { width: 100%; margin: 0; }
  .clue-big-label { margin: 0; }
  .filters { grid-template-columns: 1fr 1fr; }
  .filters .field:first-child { grid-column: 1 / -1; }
  .inv-card { grid-template-columns: 1fr; }
  .inv-side { border-left: 0; border-top: 1px solid var(--rule); }
}
@media (max-width: 720px) {
  .principles { grid-template-columns: 1fr; }
  .principles li, .principles li + li { padding: 16px 0; border-left: 0; border-bottom: 1px solid var(--rule); }
  .facts { grid-template-columns: 1fr; }
  .facts dt { border-bottom: 0; padding-bottom: 2px; }
  .facts dd { padding-top: 2px; }
  .masthead nav a:not(:first-child) { display: none; }
  .brand { font-size: 1.15rem; }
  .hub-hero { padding: 48px 0 36px; }
  .inv-body, .inv-side { padding: 22px; }
}
@media (max-width: 720px) {
  body { font-size: 1.0625rem; }
  .wrap { padding: 0 18px; }
  .hero { padding: 44px 0 30px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stats li { border-right: 0; border-bottom: 1px solid var(--rule); padding: 18px 12px 14px 0 !important; }
  .stats li:nth-child(odd) { border-right: 1px solid var(--rule); }
  .stats li:nth-child(even) { padding-left: 16px !important; }
  section.part { padding-top: 64px; }
  .summary li { grid-template-columns: 40px 1fr; font-size: 1.08rem; }
  .wall { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
  .tile { min-height: 92px; padding: 12px; }
  .t0 .tile-name, .t1 .tile-name, .t3 .tile-name, .t4 .tile-name { font-size: 1.12rem; }
  .wall-frame.collapsed { max-height: 620px; }
  .clue { padding: 20px; }
  .clue-big { font-size: 2.4rem; }
  .compare, .limits { grid-template-columns: 1fr; }
  .compare > div + div { border-left: 0; border-top: 1px solid var(--rule); }
  .bar-row, .bar-total { grid-template-columns: 104px 1fr 76px; gap: 8px; }
  .timeline::before { left: 86px; }
  .tl { grid-template-columns: 74px 26px 1fr; }
  .tl-when { font-size: 0.78rem; padding-right: 8px; }
  .sources { columns: 1; }
  footer.site-footer .wrap { grid-template-columns: 1fr; }
  .filters { grid-template-columns: 1fr; }
  .ledger-wrap { max-height: none; border: 0; background: transparent; overflow: visible; }
  table.ledger thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  table.ledger, table.ledger tbody, table.ledger tr, table.ledger td { display: block; width: 100%; }
  table.ledger tr { background: var(--card); border: 1px solid var(--rule); margin-bottom: 10px; padding: 8px 0; }
  table.ledger td { border: 0; padding: 6px 14px; display: grid; grid-template-columns: 110px 1fr; gap: 10px; }
  table.ledger td::before { content: attr(data-label); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 600; padding-top: 3px; }
  table.ledger td.l-site { grid-template-columns: 1fr; }
  table.ledger td.l-site::before { display: none; }
}

@media print {
  .toc, .wall-controls, .wall-more, .filters, .filter-row2, .skip-link { display: none !important; }
  .wall-frame.collapsed { max-height: none; }
  .wall-frame.collapsed::after { display: none; }
  .ledger-wrap { max-height: none; overflow: visible; }
  body { background: #fff; }
}

/* ---------- Evidence page ---------- */
a.exhibit-card { display: block; text-decoration: none; color: var(--ink); }
a.exhibit-card:hover, a.exhibit-card:focus-visible { border-color: var(--ink); }
.ev-list { padding-left: 20px; max-width: 860px; }
.ev-list li { margin-bottom: 14px; }
.evidence-body h3 { font-size: 1.05rem; margin: 18px 0 6px; }
.evidence-body h3:first-child { margin-top: 0; }
table.registry small { color: var(--muted); }
.clue > * { min-width: 0; }
.evidence-body { overflow-x: auto; }
.evidence-body code { overflow-wrap: anywhere; }
.ex-title { display: block; font-family: var(--serif); font-size: 1.15rem; font-weight: 600; margin: 0 0 8px; }
.nowrap { white-space: nowrap; }
.code-box { white-space: pre-wrap; overflow-wrap: anywhere; }

/* ---------- Cookie / Analytics Transparency Banner ---------- */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  background: #141413;
  color: #f5f1e8;
  border-top: 2px solid var(--accent);
  padding: 14px 0;
  box-shadow: 0 -8px 28px rgba(0, 0, 0, 0.22);
  font-size: 0.88rem;
  line-height: 1.45;
}
.cookie-banner[hidden] { display: none !important; }
.cookie-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.cookie-banner-copy strong {
  color: #fff;
  margin-right: 6px;
}
.cookie-banner-copy code {
  background: rgba(255, 255, 255, 0.12);
  color: #f5f1e8;
  padding: 1px 5px;
  font-size: 0.82rem;
}
.cookie-banner-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.btn-cookie-ok, .btn-cookie-optout {
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 8px 14px;
  cursor: pointer;
  border-radius: 2px;
  white-space: nowrap;
}
.btn-cookie-ok {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}
.btn-cookie-ok:hover { background: #961d14; }
.btn-cookie-optout {
  background: transparent;
  color: #d8d3c8;
  border: 1px solid rgba(245, 241, 232, 0.35);
}
.btn-cookie-optout:hover {
  color: #fff;
  border-color: #fff;
}
@media (max-width: 720px) {
  .cookie-banner-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .cookie-banner-actions {
    width: 100%;
  }
  .btn-cookie-ok, .btn-cookie-optout {
    flex: 1;
    text-align: center;
  }
}
@media print {
  .cookie-banner { display: none !important; }
}