/* ============================================================
   PARALLAX PRESS — Common Knowledge Project
   Shared identity stylesheet
   Type:  Libre Caslon Display (titles) · Spectral (reading)
          Libre Franklin (labels / civic snap)
   ============================================================ */

/* ---------- Tokens : LIGHT (the default register) ---------- */
:root {
  --paper:        #EFE8D7;   /* warm cream ground            */
  --paper-2:      #F7F2E7;   /* raised surface               */
  --paper-3:      #E7DEC9;   /* sunk / inset                 */
  --edge:         #E0D6BF;
  --ink:          #221C14;   /* near-black, warm             */
  --ink-2:        #5C5343;   /* muted body / meta            */
  --ink-3:        #897F6B;   /* faint                        */
  --rule:         #D2C6AC;
  --rule-2:       #BBAD8C;
  --accent:       #9A2C1B;   /* brick / oxblood              */
  --accent-2:     #79200F;   /* deep                         */
  --accent-soft:  #B5503D;
  --slab-bg:      #211C14;   /* inverted artifact surface    */
  --slab-ink:     #EFE8D7;
  --slab-rule:    #4a4133;
  --seal-emboss-hi: rgba(255,255,255,.78);
  --seal-emboss-lo: rgba(70,52,28,.34);
  --shadow:       0 1px 2px rgba(40,30,12,.05), 0 12px 34px rgba(40,30,12,.07);
  --select:       #d9c7a0;
}

/* ---------- Tokens : DARK (a full register, not a courtesy) ---------- */
:root[data-theme="dark"] {
  --paper:        #16130D;
  --paper-2:      #201B14;
  --paper-3:      #110E09;
  --edge:         #2C2619;
  --ink:          #ECE2CD;
  --ink-2:        #A99E86;
  --ink-3:        #756B57;
  --rule:         #322B1F;
  --rule-2:       #483F2D;
  --accent:       #D77152;   /* terracotta — legible on ink  */
  --accent-2:     #E89274;
  --accent-soft:  #C76A4E;
  --slab-bg:      #0C0A06;
  --slab-ink:     #ECE2CD;
  --slab-rule:    #34301f;
  --seal-emboss-hi: rgba(255,236,200,.10);
  --seal-emboss-lo: rgba(0,0,0,.55);
  --shadow:       0 1px 2px rgba(0,0,0,.3), 0 14px 40px rgba(0,0,0,.45);
  --select:       #4a3f28;
}

/* ---------- Reset / base ---------- */
*,*::before,*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Spectral", Georgia, serif;
  font-size: 19px;
  line-height: 1.62;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background .4s ease, color .4s ease;
}
::selection { background: var(--select); color: var(--ink); }
img { max-width: 100%; display: block; }
a { color: inherit; }

/* paper grain — barely-there warmth, no texture imagery */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(255,255,255,.04), transparent 60%);
  mix-blend-mode: soft-light;
}
:root[data-theme="dark"] body::before {
  background: radial-gradient(120% 80% at 50% -10%, rgba(255,235,200,.05), transparent 60%);
}

/* ---------- Type primitives ---------- */
.fr {  /* Libre Franklin — civic label face */
  font-family: "Libre Franklin", system-ui, sans-serif;
}
.eyebrow {
  font-family: "Libre Franklin", system-ui, sans-serif;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.caslon { font-family: "Libre Caslon Display", "Libre Caslon Text", Georgia, serif; font-weight: 400; }

/* ============================================================
   MASTHEAD
   ============================================================ */
.masthead {
  position: relative; z-index: 5;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}
.masthead-top {
  border-top: 3px solid var(--ink);
  border-bottom: 1px solid var(--rule);
}
.masthead-inner {
  max-width: 1180px; margin: 0 auto;
  padding: 14px 32px;
  display: flex; align-items: center; gap: 22px;
}
.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; color: inherit; }
.brand .seal { width: 42px; height: 42px; flex: none; }
.brand-words { display: flex; flex-direction: column; line-height: 1; }
.brand-name {
  font-family: "Libre Caslon Display", Georgia, serif;
  font-size: 25px; letter-spacing: .005em;
}
.brand-sub {
  font-family: "Libre Franklin", sans-serif;
  font-size: 9.5px; font-weight: 600; letter-spacing: .26em; text-transform: uppercase;
  color: var(--ink-2); margin-top: 5px;
}
.mast-nav {
  margin-left: auto;
  display: flex; align-items: center; gap: 20px;
}
.mast-nav a {
  font-family: "Libre Franklin", sans-serif;
  font-size: 12px; font-weight: 500; letter-spacing: .04em;
  text-decoration: none; color: var(--ink-2);
  text-transform: none;
  transition: color .15s;
}
.mast-nav a:hover { color: var(--accent); }
.mast-nav a.current { color: var(--ink); }
.mast-tools { display: flex; align-items: center; gap: 6px; margin-left: 4px; }
.icon-btn {
  appearance: none; border: 1px solid transparent; background: transparent;
  color: var(--ink-2); width: 34px; height: 34px; border-radius: 6px;
  display: grid; place-items: center; cursor: pointer; transition: all .15s;
}
.icon-btn:hover { color: var(--ink); background: var(--paper-3); }
.icon-btn svg { width: 18px; height: 18px; }

@media (max-width: 880px) {
  .mast-nav { display: none; }
}

/* ============================================================
   ENTRY GRID  (marginalia + reading measure)
   ============================================================ */
.wrap { position: relative; z-index: 1; }

.ckp-grid {
  display: grid;
  grid-template-columns:
    [lm] minmax(110px, 210px)
    [main] minmax(0, var(--measure, 660px))
    [rm] minmax(110px, 220px);
  column-gap: 44px;
  justify-content: center;
  width: 100%;
  padding: 0 36px;
}
.gi-main  { grid-column: main; }
.gi-left  { grid-column: lm; }
.gi-right { grid-column: rm; }
.gi-wide  { grid-column: lm / -1; }
.gi-read  { grid-column: lm / rm; }   /* margin + measure, no right rail */

@media (max-width: 900px) {
  .ckp-grid {
    grid-template-columns: [lm] 0 [main] minmax(0,1fr) [rm] 0;
    column-gap: 0; padding: 0 26px;
  }
  .gi-left  { grid-column: main; text-align: left !important; }
  .gi-right { grid-column: main; }
}

/* ---------- Entry header ---------- */
.entry-head { padding: 64px 0 0; }
.domain-eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: "Libre Franklin", sans-serif; font-weight: 600;
  font-size: 12px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent);
}
.domain-eyebrow .num {
  color: var(--ink-3); font-weight: 500;
  border-left: 1px solid var(--rule-2); padding-left: 9px;
}
.entry-title {
  font-family: "Libre Caslon Display", Georgia, serif;
  font-weight: 400;
  font-size: clamp(44px, 6vw, 72px);
  line-height: 1.02;
  letter-spacing: -.012em;
  margin: 20px 0 0;
  text-wrap: balance;
}
.entry-dek {
  font-family: "Spectral", serif;
  font-weight: 300;
  font-style: italic;
  font-size: clamp(20px, 2.4vw, 25px);
  line-height: 1.42;
  color: var(--ink-2);
  margin: 22px 0 0;
  max-width: 30em;
  text-wrap: pretty;
}
.byline-rail { padding-top: 30px; }
.byline-rail .meta-label {
  font-family: "Libre Franklin", sans-serif; font-weight: 600;
  font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 3px;
}
.byline-rail .meta-val {
  font-family: "Spectral", serif; font-size: 16px; color: var(--ink);
  margin: 0 0 16px; line-height: 1.3;
}
.byline-rail .meta-val .author { font-weight: 500; }
.byline-inline {
  display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: baseline;
  margin-top: 26px;
  font-family: "Libre Franklin", sans-serif; font-size: 13px;
  color: var(--ink-2);
}
.byline-inline .author-name { color: var(--ink); font-weight: 600; letter-spacing: .01em; }
.byline-inline .sep { color: var(--rule-2); }

.rule-thin { border: 0; border-top: 1px solid var(--rule); margin: 0; }
.rule-strong { border: 0; border-top: 2px solid var(--ink); margin: 0; }
.head-rule { margin: 40px 0 0; }

/* ---------- Section marks (hang in the left margin) ---------- */
.ckp-sec { padding: 46px 0 0; }
.sec-mark { text-align: right; padding-top: 6px; }
.sec-mark .sec-no {
  font-family: "Libre Caslon Display", Georgia, serif;
  font-size: 30px; color: var(--accent);
  line-height: 1; display: block;
}
.sec-mark .sec-kicker {
  font-family: "Libre Franklin", sans-serif; font-weight: 600;
  font-size: 10.5px; letter-spacing: .13em; text-transform: uppercase;
  color: var(--ink-3); margin-top: 8px; display: block;
}
.sec-h {
  font-family: "Libre Caslon Display", Georgia, serif;
  font-weight: 400; font-size: clamp(27px, 3vw, 34px);
  line-height: 1.12; letter-spacing: -.008em;
  margin: 0 0 18px; color: var(--ink);
}
.sec-body p { margin: 0 0 1.05em; text-wrap: pretty; }
.sec-body p:last-child { margin-bottom: 0; }
.sec-body strong { font-weight: 600; }
.sec-body em { font-style: italic; }
.lead-cap::first-letter {
  /* reserved if needed */
}
/* internal concept links — render as load-bearing, not web-blue */
.clink {
  text-decoration: none;
  color: var(--ink);
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-position: 0 88%;
  background-size: 100% 1px;
  padding-bottom: .5px;
  transition: background-size .15s, color .15s;
}
.clink:hover { color: var(--accent); background-size: 100% 1.5px; }

/* pull / aside note in the right margin */
.margin-note {
  font-family: "Spectral", serif; font-size: 14.5px; line-height: 1.42;
  color: var(--ink-2); padding-top: 6px;
}
.margin-note .mn-key {
  font-family: "Libre Franklin", sans-serif; font-weight: 700;
  font-size: 12px; color: var(--accent); margin-right: 6px;
}

/* ============================================================
   §IV — "WHAT THEY SAY vs WHAT'S TRUE"
   Three treatments, toggled by [data-parallax]
   ============================================================ */
.parallax-zone { margin-top: 6px; }
[data-parallax="slab"]   .px-margin,
[data-parallax="slab"]   .px-ledger { display: none; }
[data-parallax="margin"] .px-slab,
[data-parallax="margin"] .px-ledger { display: none; }
[data-parallax="ledger"] .px-slab,
[data-parallax="ledger"] .px-margin { display: none; }
/* the right-rail rebuttals belong only to the margin treatment */
.px-marginnotes { display: none; }
[data-parallax="margin"] .px-marginnotes { display: block; }

.px-tag {
  font-family: "Libre Franklin", sans-serif; font-weight: 700;
  font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
}
.px-tag.say  { color: var(--ink-3); }
.px-tag.true { color: var(--accent); }

/* — Treatment A: the two-column slab — */
.px-slab {
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  margin-top: 10px;
}
.px-slab .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--rule);
}
.px-slab .row:last-child { border-bottom: 0; }
.px-slab .cell { padding: 22px 26px; }
.px-slab .cell.say {
  border-right: 1px solid var(--rule);
  color: var(--ink-2);
  font-style: italic;
  background: var(--paper-3);
}
.px-slab .cell.true { color: var(--ink); }
.px-slab .cell .px-tag { display: block; margin-bottom: 9px; }
.px-slab .cell p { margin: 0; font-size: 16.5px; line-height: 1.5; }
.px-slab .cell.true p strong { color: var(--accent); }
@media (max-width: 620px) {
  .px-slab .row { grid-template-columns: 1fr; }
  .px-slab .cell.say { border-right: 0; border-bottom: 1px solid var(--rule); }
}

/* — Treatment B: the claim / margin-rebuttal — */
.px-margin .claim {
  margin: 0 0 26px;
  padding-left: 20px;
  border-left: 2px solid var(--rule-2);
}
.px-margin .claim .said {
  font-style: italic; color: var(--ink-2);
  font-size: 19px; line-height: 1.5; margin: 0;
}
.px-margin .claim .said sup {
  font-family: "Libre Franklin", sans-serif; font-style: normal;
  font-weight: 700; color: var(--accent); font-size: .62em;
  padding-left: 2px; top: -.5em;
}
.px-marginnotes { padding-top: 4px; }
.px-marginnotes .rebut {
  margin: 0 0 20px; padding-top: 12px;
  border-top: 1px solid var(--rule);
  font-size: 14.5px; line-height: 1.45; color: var(--ink);
}
.px-marginnotes .rebut .rn {
  font-family: "Libre Franklin", sans-serif; font-weight: 700;
  font-size: 12px; color: var(--accent); margin-right: 7px;
}
.px-marginnotes .rebut strong { color: var(--accent); font-weight: 600; }

/* — Treatment C: the correction ledger — */
.px-ledger { border-top: 2px solid var(--ink); margin-top: 10px; }
.px-ledger .lrow { padding: 24px 0; border-bottom: 1px solid var(--rule); }
.px-ledger .lrow:last-child { border-bottom: 2px solid var(--ink); }
.px-ledger .said {
  font-style: italic; color: var(--ink-2); font-size: 18px; line-height: 1.45;
  margin: 0; position: relative; padding-left: 26px;
}
.px-ledger .said::before {
  content: "“"; position: absolute; left: 0; top: -2px;
  font-family: "Libre Caslon Display", serif; font-size: 30px;
  color: var(--rule-2); line-height: 1;
}
.px-ledger .turn {
  display: flex; align-items: center; gap: 12px; margin: 14px 0 10px;
}
.px-ledger .turn .lbl {
  font-family: "Libre Franklin", sans-serif; font-weight: 700;
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); white-space: nowrap;
}
.px-ledger .turn .ln { flex: 1; border-top: 1px solid var(--accent); opacity: .4; }
.px-ledger .truth {
  margin: 0; font-size: 18.5px; line-height: 1.52; color: var(--ink);
  padding-left: 26px;
}
.px-ledger .truth strong { color: var(--accent); font-weight: 600; }

/* ============================================================
   FURTHER READING / sources list
   ============================================================ */
.reading-list { list-style: none; margin: 6px 0 0; padding: 0; }
.reading-list li {
  padding: 14px 0; border-top: 1px solid var(--rule);
  font-size: 16.5px; line-height: 1.4;
}
.reading-list li:first-child { border-top: 0; }
.reading-list .src-title { font-style: italic; }
.reading-list .src-meta { color: var(--ink-2); font-size: 15px; }

/* ============================================================
   CITATION — an artifact, not a UI element
   ============================================================ */
.cite-block {
  background: var(--slab-bg); color: var(--slab-ink);
  border-radius: 3px;
  margin: 0; padding: 34px 38px 30px;
  position: relative; overflow: hidden;
  box-shadow: var(--shadow);
}
:root[data-theme="dark"] .cite-block {
  border: 1px solid var(--rule-2);
  box-shadow: none;
}
.cite-block .cite-seal {
  position: absolute; right: 26px; top: 50%; transform: translateY(-50%);
  width: 138px; height: 138px; color: var(--slab-ink); opacity: .07;
}
.cite-head {
  display: flex; align-items: center; gap: 12px; margin-bottom: 18px;
}
.cite-head .ch-label {
  font-family: "Libre Franklin", sans-serif; font-weight: 600;
  font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--slab-ink); opacity: .62;
}
.cite-head .ch-line { flex: 1; border-top: 1px solid var(--slab-rule); }
.cite-text {
  font-family: "Spectral", serif; font-size: 17px; line-height: 1.6;
  max-width: 44em; margin: 0; position: relative; z-index: 1;
}
.cite-text .ct-it { font-style: italic; }
.cite-foot {
  margin-top: 22px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  position: relative; z-index: 1;
}
.cite-url {
  font-family: "Libre Franklin", sans-serif; font-size: 12.5px; letter-spacing: .02em;
  color: var(--slab-ink); opacity: .6;
}
.copy-cite {
  appearance: none; cursor: pointer;
  font-family: "Libre Franklin", sans-serif; font-weight: 600; font-size: 12px;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--slab-bg); background: var(--slab-ink);
  border: 0; border-radius: 2px; padding: 9px 16px;
  transition: opacity .15s;
}
.copy-cite:hover { opacity: .82; }
.copy-cite.copied { background: var(--accent); color: #fff; }

/* permalink / stable-url chip */
.permalink {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: "Libre Franklin", sans-serif; font-size: 12px; letter-spacing: .03em;
  color: var(--ink-2); text-decoration: none;
}
.permalink svg { width: 13px; height: 13px; }
.permalink:hover { color: var(--accent); }

/* ============================================================
   RELATED CONCEPTS  ([data-relational] = quiet | density)
   ============================================================ */
.related-head {
  display: flex; align-items: baseline; gap: 14px; margin-bottom: 6px;
}
.related-head h3 {
  font-family: "Libre Caslon Display", serif; font-weight: 400;
  font-size: 26px; margin: 0; flex-shrink: 0; white-space: nowrap;
}
.related-head .rh-note {
  font-family: "Libre Franklin", sans-serif; font-size: 11.5px;
  letter-spacing: .04em; color: var(--ink-3);
}
.related-list { list-style: none; margin: 14px 0 0; padding: 0; }
.related-list li { border-top: 1px solid var(--rule); }
.related-list li:last-child { border-bottom: 1px solid var(--rule); }
.related-list a {
  display: grid; grid-template-columns: 1fr auto; gap: 5px 24px;
  align-items: baseline; padding: 17px 2px; text-decoration: none; color: inherit;
  transition: background .15s, padding .15s;
}
.related-list a:hover { background: var(--paper-2); padding-left: 10px; padding-right: 10px; }
.related-list .rc-name {
  grid-column: 1; grid-row: 1;
  font-family: "Libre Caslon Display", serif; font-size: 22px; line-height: 1.1;
}
.related-list .rc-gloss {
  grid-column: 1; grid-row: 2;
  font-size: 15.5px; color: var(--ink-2); line-height: 1.4; max-width: 46em;
}
.related-list .rc-domain {
  grid-column: 2; grid-row: 1 / 3; align-self: center;
  font-family: "Libre Franklin", sans-serif; font-weight: 600;
  font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); text-align: right;
}

/* density-as-ink: weight & size scale with how load-bearing a concept is */
[data-relational="quiet"] .rc-weight { display: none; }
[data-relational="density"] .related-list .rc-name {
  font-size: calc(18px + (var(--links, 4) * 0.9px));
  font-weight: 500;
  color: color-mix(in oklab, var(--ink) calc(58% + var(--links,4) * 1.4%), var(--paper));
}
[data-relational="density"] .rc-weight {
  display: inline-flex; align-items: center; gap: 8px;
  grid-column: 2; grid-row: 1 / 3; align-self: center; justify-self: end;
  font-family: "Libre Franklin", sans-serif; font-size: 10.5px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--ink-3); text-align: right;
}
[data-relational="density"] .rc-weight .bar {
  display: inline-block; height: 6px; border-radius: 1px;
  width: calc(8px + var(--links,4) * 2.2px);
  background: var(--accent); opacity: .85;
}
[data-relational="density"] .related-list .rc-domain { display: none; }

/* ============================================================
   COLOPHON / footer
   ============================================================ */
.colophon {
  border-top: 3px solid var(--ink);
  margin-top: 90px; padding: 54px 0 80px;
  background: var(--paper-2);
}
.colophon-grid {
  max-width: 1180px; margin: 0 auto; padding: 0 36px;
  display: grid; grid-template-columns: auto 1fr auto; gap: 40px; align-items: start;
}
.colophon .seal { width: 86px; height: 86px; color: var(--ink); }
.colo-mid .cm-name {
  font-family: "Libre Caslon Display", serif; font-size: 24px; margin: 0 0 8px;
}
.colo-mid p {
  font-size: 15.5px; color: var(--ink-2); line-height: 1.5; margin: 0 0 8px; max-width: 42em;
}
.colo-mid .license {
  font-family: "Libre Franklin", sans-serif; font-size: 11.5px; letter-spacing: .06em;
  color: var(--ink-3); text-transform: uppercase; margin-top: 14px;
}
.colo-nav { display: grid; gap: 9px; justify-items: end; }
.colo-nav a {
  font-family: "Libre Franklin", sans-serif; font-size: 12.5px; color: var(--ink-2);
  text-decoration: none;
}
.colo-nav a:hover { color: var(--accent); }
@media (max-width: 760px) {
  .colophon-grid { grid-template-columns: 1fr; }
  .colo-nav { justify-items: start; }
}

/* ============================================================
   THE EMBOSSED SEAL
   ============================================================ */
.seal { display: block; }
.seal .seal-ink { stroke: currentColor; }
.seal .seal-fill { fill: currentColor; }
.seal-type {
  font-family: "Libre Franklin", sans-serif; font-weight: 700;
  letter-spacing: .14em; fill: currentColor;
}
/* blind-deboss: pressed into the paper */
.seal.embossed {
  filter:
    drop-shadow(0 1px 0 var(--seal-emboss-hi))
    drop-shadow(0 -0.5px 0 var(--seal-emboss-lo));
  color: color-mix(in oklab, var(--ink) 30%, var(--paper));
}
.brand .seal.embossed { color: var(--accent); filter: none; }

/* ============================================================
   DOMAIN INDEX  ([data-domain-layout] = contents | register)
   ============================================================ */
.domain-hero {
  max-width: 1180px; margin: 0 auto; padding: 70px 36px 0;
}
.domain-hero .dh-eyebrow {
  font-family: "Libre Franklin", sans-serif; font-weight: 600; font-size: 12px;
  letter-spacing: .2em; text-transform: uppercase; color: var(--accent);
}
.domain-hero h1 {
  font-family: "Libre Caslon Display", serif; font-weight: 400;
  font-size: clamp(54px, 8vw, 104px); line-height: .96; letter-spacing: -.02em;
  margin: 14px 0 0;
}
.domain-hero .dh-dek {
  font-family: "Spectral", serif; font-style: italic; font-weight: 300;
  font-size: clamp(20px, 2.6vw, 27px); line-height: 1.4; color: var(--ink-2);
  margin: 26px 0 0; max-width: 30em; text-wrap: pretty;
}
.domain-hero .dh-stats {
  display: flex; gap: 36px; margin: 38px 0 0; padding: 22px 0 0;
  border-top: 1px solid var(--rule);
}
.domain-hero .dh-stat .n {
  font-family: "Libre Caslon Display", serif; font-size: 34px; color: var(--ink);
  white-space: nowrap;
}
.domain-hero .dh-stat .l {
  font-family: "Libre Franklin", sans-serif; font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--ink-3); margin-top: 2px;
}
.domain-body { max-width: 1180px; margin: 0 auto; padding: 56px 36px 0; }

[data-domain-layout="register"] .di-contents { display: none; }
[data-domain-layout="contents"] .di-register { display: none; }

/* — Contents page: numbered chapter, clustered by sub-theme — */
.cluster { margin-bottom: 52px; }
.cluster-head {
  display: flex; align-items: baseline; gap: 16px; margin-bottom: 6px;
  padding-bottom: 12px; border-bottom: 2px solid var(--ink);
}
.cluster-head h2 {
  font-family: "Libre Caslon Display", serif; font-weight: 400; font-size: 27px; margin: 0;
  white-space: nowrap;
}
.cluster-head .ch-count {
  font-family: "Libre Franklin", sans-serif; font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--ink-3); margin-left: auto;
  flex-shrink: 0; white-space: nowrap;
}
.toc-item {
  display: grid; grid-template-columns: 54px 1fr auto;
  align-items: baseline; gap: 0 18px;
  padding: 16px 6px; text-decoration: none; color: inherit;
  border-bottom: 1px solid var(--rule); transition: background .15s, padding .15s;
}
.toc-item:hover { background: var(--paper-2); padding-left: 14px; }
.toc-num {
  font-family: "Libre Franklin", sans-serif; font-weight: 600; font-size: 14px;
  color: var(--accent); font-variant-numeric: tabular-nums;
}
.toc-main { min-width: 0; }
.toc-title {
  font-family: "Libre Caslon Display", serif; font-size: 24px; line-height: 1.1;
  display: inline;
}
.toc-gloss { font-size: 15px; color: var(--ink-2); line-height: 1.4; margin: 5px 0 0; max-width: 52em; }
.toc-dots {
  border-bottom: 1px dotted var(--rule-2); align-self: center; height: 1px; margin: 0 4px;
}
.toc-meta {
  font-family: "Libre Franklin", sans-serif; font-size: 10.5px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--ink-3); white-space: nowrap; align-self: center;
}
.toc-meta .links-n { color: var(--accent); font-weight: 600; }

/* — Register: encyclopedia volume / catalog grid — */
.di-register .reg-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px; background: var(--rule);
  border: 1px solid var(--rule);
}
.reg-card {
  background: var(--paper); padding: 26px 24px 24px; text-decoration: none; color: inherit;
  display: flex; flex-direction: column; min-height: 188px; transition: background .15s;
  position: relative;
}
.reg-card:hover { background: var(--paper-2); }
.reg-card .rc-no {
  font-family: "Libre Franklin", sans-serif; font-weight: 600; font-size: 11px;
  letter-spacing: .1em; color: var(--ink-3); font-variant-numeric: tabular-nums;
}
.reg-card .rc-ttl {
  font-family: "Libre Caslon Display", serif; font-size: 27px; line-height: 1.08;
  margin: 14px 0 10px; text-wrap: balance;
}
.reg-card .rc-gl { font-size: 14.5px; color: var(--ink-2); line-height: 1.42; }
.reg-card .rc-ft {
  margin-top: auto; padding-top: 16px;
  display: flex; align-items: center; justify-content: space-between;
  font-family: "Libre Franklin", sans-serif; font-size: 10px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--ink-3);
}
.reg-card .density-dots { display: inline-flex; gap: 3px; }
.reg-card .density-dots i {
  width: 5px; height: 5px; border-radius: 50%; background: var(--rule-2);
}
.reg-card .density-dots i.on { background: var(--accent); }

/* utility */
.center-col { max-width: 1180px; margin: 0 auto; padding: 0 36px; }
.skip { position: absolute; left: -9999px; }

/* print: blind emboss reads, parallax slab fixed, no app chrome */
@media print {
  .masthead, .twk-panel, .mast-tools { box-shadow: none; }
  body { background: #fff; color: #000; }
}

/* ============================================================
   V2 ADDITIONS — search/stats hooks · mobile masthead drawer
   ============================================================ */
@media print { .pp-controls, .pp-controls-fab { display: none !important; } }

:root[data-search="off"] .searchbar,
:root[data-search="off"] #mast-search { display: none !important; }
:root[data-stats="off"]  .w-stats { display: none !important; }
:root[data-search="off"][data-stats="off"] .w-utility { border-top: 0; padding-top: 0; margin-top: 18px; }

.mast-menu {
  display: none; appearance: none; background: transparent; border: 1px solid transparent;
  color: var(--ink-2); width: 36px; height: 36px; border-radius: 6px; cursor: pointer;
  margin-left: 2px; place-items: center;
}
.mast-menu:hover { color: var(--ink); background: var(--paper-3); }
.mast-menu svg { width: 20px; height: 20px; }

@media (max-width: 880px) {
  .masthead { position: sticky; top: 0; }
  .mast-menu { display: grid; }
  .mast-nav {
    display: none;
    position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--rule);
    box-shadow: var(--shadow); padding: 6px 0; margin: 0;
  }
  .mast-nav.open { display: flex; }
  .mast-nav a {
    width: 100%; padding: 13px 32px; font-size: 15px; color: var(--ink);
    border-bottom: 1px solid var(--rule);
  }
  .mast-nav a:last-child { border-bottom: 0; }
  .mast-nav a.current { color: var(--accent); }
}
@media (max-width: 520px) { .mast-nav a { padding-left: 26px; padding-right: 26px; } }

/* ---- V2 MOBILE-FIRST REFINEMENTS ---- */
@media (max-width: 700px) {
  .masthead-inner, .domain-hero, .domain-body, .colophon-grid, .ckp-grid {
    padding-left: 20px; padding-right: 20px;
  }
  .masthead-inner { gap: 12px; padding-top: 12px; padding-bottom: 12px; }
  .mast-tools { margin-left: auto; }
  .brand .seal { width: 36px; height: 36px; }
  .brand-name { font-size: 21px; }

  .entry-head { padding-top: 40px; }
  .entry-title { font-size: clamp(36px, 10vw, 52px); }
  .head-rule { margin-top: 28px; }
  .ckp-sec { padding-top: 34px; }

  .sec-mark { display: flex; align-items: baseline; gap: 10px; padding-top: 0; margin-bottom: 4px; }
  .sec-mark .sec-no { font-size: 22px; }
  .sec-mark .sec-kicker { display: none; }

  .byline-rail { padding-top: 22px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 18px; }
  .byline-rail .meta-label { margin: 0; }
  .byline-rail .meta-val { margin: 0 14px 0 0; font-size: 15px; }
  .byline-rail .permalink { flex-basis: 100%; margin-top: 6px; }

  .cite-block { padding: 26px 22px 24px; }
  .cite-block .cite-seal { width: 96px; height: 96px; right: 14px; opacity: .05; }
  .cite-text { font-size: 16px; }

  .domain-hero .dh-stats { flex-wrap: wrap; gap: 22px 30px; }
  .colophon { margin-top: 56px; padding: 40px 0 56px; }
}
@media (max-width: 400px) {
  .masthead-inner { gap: 8px; }
  .brand-sub { display: none; }
  .mast-tools { gap: 2px; }
  .icon-btn { width: 32px; height: 32px; }
}