/* =========================================================
   OPERATION IMAGINAL, LIBRARY: CONCEPTS
   Visual editorial briefs. Visual-Capitalist style, dense,
   scannable, sourced. Reuses tokens from style.css and the
   editorial vocabulary established by .vacuum-* / .dv2-*
   / .cl-*. Concept pages share this stylesheet.
   Prefix: gt- (used by The Great Transfer; future concepts
   may add their own prefixes alongside this base).
   ========================================================= */

/* ---------- PAGE FRAME ---------- */
.gt-doc {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
}
.gt-wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 28px;
}
.gt-narrow {
  max-width: 760px;
  margin: 0 auto;
}

/* ---------- BREADCRUMB ---------- */
.gt-crumb {
  padding: 22px 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.gt-crumb a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
}
.gt-crumb a:hover { border-bottom-color: var(--accent); }
.gt-crumb-sep { margin: 0 8px; color: var(--ink-faint); }

/* ---------- CHAPTER WRAPPERS ---------- */
.gt-chapter {
  padding: 56px 0 48px;
  border-bottom: 1px solid var(--rule-soft);
}
.gt-chapter:last-of-type { border-bottom: none; }

.gt-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2-deep);
  margin: 0 0 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.gt-eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--accent-2);
  display: inline-block;
}

.gt-headline {
  font-family: var(--font-serif);
  font-size: clamp(30px, 4.4vw, 48px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0 0 18px;
  max-width: 22ch;
}
.gt-headline em { color: var(--accent-2-deep); font-style: italic; }
.gt-headline-sub {
  font-family: var(--font-serif);
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.45;
  font-weight: 500;
  color: var(--ink-dim);
  margin: 0 0 10px;
  max-width: 60ch;
}

.gt-body {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0 0 18px;
  max-width: 62ch;
}
.gt-body strong { font-weight: 700; color: var(--ink); }
.gt-body em { font-style: italic; }
.gt-body-dim { color: var(--ink-dim); }

.gt-src {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  margin: 8px 0 0;
}
.gt-src strong { color: var(--ink-dim); font-weight: 600; }

.gt-takeaway {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink);
  margin: 24px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--rule);
  max-width: 62ch;
}
.gt-takeaway strong { color: var(--accent-2-deep); }

/* ─────────────────────────────────────────────────────────
   CHAPTER 0: MASTHEAD
   ───────────────────────────────────────────────────────── */
.gt-masthead {
  background: var(--ink);
  color: var(--bg);
  padding: 64px 0 56px;
  border-bottom: 4px solid var(--accent-2);
}
.gt-masthead .gt-wrap { color: inherit; }
.gt-masthead-eyebrow {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--honey);
  margin: 0 0 18px;
}
.gt-masthead-title {
  font-family: var(--font-serif);
  font-size: clamp(48px, 7.2vw, 88px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.025em;
  color: #FFFCF2;
  margin: 0 0 18px;
}
.gt-masthead-sub {
  font-family: var(--font-serif);
  font-size: clamp(18px, 2vw, 22px);
  font-style: italic;
  font-weight: 500;
  line-height: 1.4;
  color: #E8E3D6;
  margin: 0 0 24px;
  max-width: 56ch;
}
.gt-masthead-byline {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: #BAB59F;
  margin: 0 0 36px;
}
.gt-masthead-byline strong {
  color: #FFFCF2;
  font-weight: 600;
}
.gt-masthead-meta {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: #C8B98A;
  margin: 0 0 8px;
}
.gt-masthead-meta a {
  color: var(--honey);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 181, 71, 0.4);
}
.gt-masthead-meta a:hover { border-bottom-color: var(--honey); }

/* Stats strip in masthead */
.gt-stats-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin: 36px -28px 0;
  border-top: 1px solid rgba(255, 252, 242, 0.18);
}
.gt-stat-tile {
  padding: 22px 18px 20px;
  border-right: 1px solid rgba(255, 252, 242, 0.12);
}
.gt-stat-tile:last-child { border-right: none; }
.gt-stat-num {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--accent-2);
  margin: 0 0 8px;
  font-feature-settings: 'tnum';
}
.gt-stat-label {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.35;
  color: #E8E3D6;
  margin: 0 0 6px;
}
.gt-stat-src {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: #93A092;
  text-transform: uppercase;
  margin: 0;
}

/* ─────────────────────────────────────────────────────────
   CHAPTER 1: THE MECHANISM
   ───────────────────────────────────────────────────────── */
.gt-mechanism {
  background: var(--bg);
}
.gt-logic {
  list-style: none;
  counter-reset: gt-step;
  padding: 0;
  margin: 0 0 32px;
  display: grid;
  gap: 14px;
  max-width: 720px;
}
.gt-logic li {
  counter-increment: gt-step;
  position: relative;
  padding: 16px 22px 16px 70px;
  background: var(--bg-elev);
  border-left: 3px solid var(--rule);
  border-radius: 0 8px 8px 0;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
}
.gt-logic li::before {
  content: counter(gt-step, decimal-leading-zero);
  position: absolute;
  left: 22px;
  top: 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent-2-deep);
}
.gt-logic li.gt-logic-final {
  border-left-color: var(--accent-2);
  background: linear-gradient(to right, #FFF5E8, var(--bg-elev));
}
.gt-logic li.gt-logic-final::before { color: var(--accent-2); }
.gt-logic strong { color: var(--accent-2-deep); font-weight: 700; }

/* The two-shocks visual */
.gt-shocks {
  margin: 32px 0;
  padding: 32px 24px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 12px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: center;
}
.gt-shocks-pair {
  display: grid;
  gap: 18px;
}
.gt-shock {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  background: var(--bg);
  border-radius: 8px;
}
.gt-shock-arrow {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 800;
  flex-shrink: 0;
}
.gt-shock-up {
  background: var(--danger);
  color: #FFFCF2;
}
.gt-shock-down {
  background: var(--accent);
  color: #FFFCF2;
}
.gt-shock-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin: 0 0 4px;
}
.gt-shock-text {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.4;
  color: var(--ink);
  margin: 0;
}
.gt-shock-text strong { color: var(--ink); font-weight: 700; }
.gt-shocks-result {
  text-align: center;
  padding: 24px 18px;
  background: var(--ink);
  color: #FFFCF2;
  border-radius: 12px;
  align-self: center;
}
.gt-shocks-result-eq {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--honey);
  margin: 0 0 10px;
}
.gt-shocks-result-num {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--accent-2);
  margin: 0 0 8px;
}
.gt-shocks-result-cap {
  font-family: var(--font-sans);
  font-size: 13.5px;
  line-height: 1.4;
  color: #E8E3D6;
  margin: 0;
}

/* The 100-to-1 worked example */
.gt-worked {
  margin: 24px 0 0;
  padding: 22px 24px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 8px;
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
}
.gt-worked p { margin: 0 0 10px; }
.gt-worked p:last-child { margin: 0; }
.gt-worked-key {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2-deep);
  margin: 0 0 8px;
}

/* ─────────────────────────────────────────────────────────
   CHAPTER 2: THE PLUMBER FALLACY
   ───────────────────────────────────────────────────────── */
.gt-plumber {
  background: var(--bg-elev-2);
}
.gt-plumber-pull {
  margin: 24px 0;
  padding: 22px 26px;
  background: var(--bg-elev);
  border-left: 4px solid var(--accent);
  border-radius: 0 10px 10px 0;
  font-family: var(--font-serif);
  font-size: 19px;
  font-style: italic;
  line-height: 1.45;
  color: var(--ink);
  max-width: 60ch;
}
.gt-plumber-pull q { quotes: "\201C" "\201D"; }

/* Silhouette army container */
.gt-plumber-army {
  margin: 32px 0 0;
  padding: 28px 24px 22px;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 12px;
}
.gt-plumber-army .gt-army-key {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--ink-dim);
}
.gt-army-key-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.gt-army-key-swatch {
  width: 14px;
  height: 14px;
  border-radius: 2px;
  display: inline-block;
}
.gt-army-key-swatch--then { background: var(--accent-soft); }
.gt-army-key-swatch--now { background: var(--accent-2); }

.gt-army-cap {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-dim);
  margin: 18px 0 0;
  max-width: 60ch;
}
.gt-army-cap strong {
  color: var(--accent-2-deep);
  font-weight: 700;
}

/* viz-grid styles for the silhouette army (mirrors viz.css .vla-grid) */
.gt-plumber-army .vla-grid {
  display: grid;
  grid-template-columns: repeat(20, minmax(0, 1fr));
  gap: 4px 5px;
  align-items: end;
}
.gt-plumber-army .vla-fig {
  width: 100%;
  aspect-ratio: 5 / 11;
  background: var(--accent-soft);
  border-radius: 50% 50% 30% 30% / 40% 40% 8% 8%;
  opacity: 0.92;
  transition: transform .35s ease, opacity .35s ease;
}
.gt-plumber-army .vla-fig--added { background: var(--accent-2); }
.gt-plumber-army.gt-army-staged .vla-fig {
  transform: translateY(8px);
  opacity: 0;
}
.gt-plumber-army.gt-army-revealed .vla-fig {
  transform: none;
  opacity: 0.92;
  transition-delay: calc(var(--i, 0) * 0.4ms);
}

/* Static fallback: 30 unicode figures for noscript / print */
.gt-plumber-army-static {
  display: none;
  margin: 18px 0 0;
  padding: 14px 16px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 4px;
  line-height: 1.7;
  color: var(--accent-2);
  word-break: break-all;
}
.gt-plumber-army-static .gt-static-then { color: var(--accent-soft); }

/* ─────────────────────────────────────────────────────────
   CHAPTER 3: THE ADOPTION INVERSION
   ───────────────────────────────────────────────────────── */
.gt-adoption {
  background: var(--bg);
}
.gt-adoption-rhythm {
  display: grid;
  gap: 14px;
  margin: 0 0 28px;
  max-width: 62ch;
}
.gt-adoption-rhythm p {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.5;
  margin: 0;
  color: var(--ink);
}
.gt-adoption-rhythm p strong {
  color: var(--accent-2-deep);
  font-weight: 700;
}
.gt-adoption-rhythm p.gt-punch {
  font-size: 21px;
  font-weight: 700;
  font-style: italic;
  color: var(--ink);
  border-left: 3px solid var(--accent-2);
  padding-left: 16px;
  margin: 6px 0;
}

/* The substitute bar */
.gt-substitute {
  margin: 28px 0 0;
  padding: 28px 24px 24px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 12px;
}
.gt-substitute-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin: 0 0 14px;
}
.gt-bar {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 14px;
  align-items: center;
  margin-bottom: 18px;
}
.gt-bar:last-child { margin-bottom: 0; }
.gt-bar-name {
  font-family: var(--font-sans);
  font-size: 14.5px;
  line-height: 1.35;
  color: var(--ink);
}
.gt-bar-name strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 2px;
}
.gt-bar-track {
  position: relative;
  height: 36px;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 4px;
  overflow: hidden;
}
.gt-bar-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: calc(var(--pct, 0) * 1%);
  background: var(--ink);
  display: flex;
  align-items: center;
  padding: 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: #FFFCF2;
  white-space: nowrap;
  transition: width 1s cubic-bezier(.2,.8,.3,1);
}
.gt-bar-fill--accent { background: var(--accent-2); color: #FFFCF2; }
.gt-bar-fill--mini {
  min-width: 18px;
  padding: 0 6px;
  font-size: 11px;
  letter-spacing: 0.04em;
}
.gt-bar-cap {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-dim);
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--rule-soft);
  max-width: 62ch;
}
.gt-bar-cap em { color: var(--ink); font-style: italic; }

/* Reveal staging */
.gt-bar-staged .gt-bar-fill { width: 0; }

/* ─────────────────────────────────────────────────────────
   CHAPTER 4: THE RECEIPTS
   ───────────────────────────────────────────────────────── */
.gt-receipts {
  background: var(--bg-elev-2);
}

/* Banner stat: Q1 80K → April 95K → ? */
.gt-receipts-banner {
  margin: 28px 0 28px;
  padding: 26px 26px 22px;
  background: var(--ink);
  color: #FFFCF2;
  border-radius: 12px;
  border-left: 4px solid var(--accent-2);
}
.gt-banner-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--honey);
  margin: 0 0 16px;
}
.gt-banner-rail {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 0 14px;
  margin: 0 0 18px;
}
.gt-banner-tick {
  text-align: center;
  padding: 8px 4px;
  border-bottom: 2px solid rgba(232, 181, 71, 0.35);
}
.gt-banner-tick--what {
  border-bottom-color: rgba(255, 252, 242, 0.2);
  border-bottom-style: dashed;
}
.gt-banner-num {
  font-family: var(--font-serif);
  font-size: clamp(34px, 4.6vw, 52px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--accent-2);
  margin: 0 0 6px;
  font-feature-settings: 'tnum';
}
.gt-banner-tick--what .gt-banner-num {
  color: var(--honey);
}
.gt-banner-when {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #C8B98A;
  margin: 0;
}
.gt-banner-arrow {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--honey);
  text-align: center;
  align-self: center;
  padding-bottom: 22px;
}
.gt-banner-cap {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.5;
  color: #C8B98A;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 252, 242, 0.12);
  max-width: 70ch;
}

.gt-receipts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 0;
}
.gt-receipt {
  padding: 22px 22px 20px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 10px;
  border-top: 4px solid var(--accent-2);
  display: flex;
  flex-direction: column;
}
.gt-receipt--fail { border-top-color: var(--danger); }
.gt-receipt-num {
  font-family: var(--font-serif);
  font-size: clamp(34px, 3.6vw, 44px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--accent-2-deep);
  margin: 0 0 6px;
  font-feature-settings: 'tnum';
}
.gt-receipt--fail .gt-receipt-num { color: var(--danger); }
.gt-receipt-headline {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  margin: 0 0 10px;
}
.gt-receipt-body {
  font-family: var(--font-serif);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink-dim);
  margin: 0 0 14px;
  flex-grow: 1;
}
.gt-receipt-src {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding-top: 12px;
  border-top: 1px solid var(--rule-soft);
  margin: 0;
}

/* ─────────────────────────────────────────────────────────
   CHAPTER 5: THE CASCADE
   ───────────────────────────────────────────────────────── */
.gt-cascade {
  background: var(--bg);
}
.gt-cascade-rail {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  max-width: 720px;
}
.gt-cascade-rail::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-2) 0%, var(--danger) 100%);
  border-radius: 2px;
  z-index: 0;
}
.gt-cascade-node {
  position: relative;
  padding: 16px 22px 16px 64px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 10px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}
.gt-cascade-node::before {
  content: counter(gt-cascade);
  counter-increment: gt-cascade;
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-2);
  color: #FFFCF2;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}
.gt-cascade-rail { counter-reset: gt-cascade; }
.gt-cascade-node:nth-child(5)::before {
  background: var(--danger);
}
.gt-cascade-node:nth-child(4)::before {
  background: #B85A2A;
}
.gt-cascade-year {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2-deep);
  margin: 0;
}
.gt-cascade-name {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  margin: 0;
}
.gt-cascade-body {
  font-family: var(--font-serif);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink-dim);
  margin: 0;
}

/* ─────────────────────────────────────────────────────────
   CHAPTER 6: THE POLICY VACUUM
   ───────────────────────────────────────────────────────── */
.gt-vacuum {
  background: var(--bg-elev-2);
}
.gt-vacuum-bars {
  list-style: none;
  padding: 0;
  margin: 24px 0 32px;
  display: grid;
  gap: 10px;
  max-width: 640px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 20px 22px;
}
.gt-vacuum-bar {
  display: grid;
  grid-template-columns: 110px 1fr 50px;
  gap: 12px;
  align-items: center;
  font-family: var(--font-mono);
}
.gt-vacuum-bar-name {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.gt-vacuum-bar-track {
  height: 14px;
  background: var(--bg);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}
.gt-vacuum-bar-fill {
  height: 100%;
  width: calc(var(--pct, 0) * 1%);
  background: var(--accent);
  transition: width 1s cubic-bezier(.2,.8,.3,1);
}
.gt-vacuum-bar--ca .gt-vacuum-bar-name { color: var(--danger); }
.gt-vacuum-bar--ca .gt-vacuum-bar-fill { background: var(--danger); }
.gt-vacuum-bar-num {
  font-size: 14px;
  font-weight: 700;
  text-align: right;
  color: var(--ink);
  font-feature-settings: 'tnum';
}
.gt-vacuum-bar--ca .gt-vacuum-bar-num { color: var(--danger); }

.gt-vacuum-srcline {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  margin: -16px 0 28px;
}
.gt-vacuum-srcline a { color: var(--accent); border-bottom: 1px solid var(--rule); text-decoration: none; }

/* Instruments missing grid */
.gt-instruments {
  margin: 0 0 12px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 12px;
  overflow: hidden;
}
.gt-instruments-head {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.4fr) minmax(0, 0.8fr);
  gap: 0;
  padding: 14px 18px;
  background: var(--ink);
  color: #FFFCF2;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.gt-instruments-rows { list-style: none; padding: 0; margin: 0; }
.gt-instruments-row {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.4fr) minmax(0, 0.8fr);
  gap: 0;
  padding: 18px;
  border-bottom: 1px solid var(--rule-soft);
}
.gt-instruments-row:last-child { border-bottom: none; }
.gt-instruments-row > * { padding-right: 14px; }
.gt-instr-name {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  margin: 0;
}
.gt-instr-purpose {
  font-family: var(--font-serif);
  font-size: 14.5px;
  line-height: 1.45;
  color: var(--ink-dim);
  margin: 0;
}
.gt-instr-status {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--danger);
  align-self: center;
  white-space: nowrap;
}
.gt-instr-status::before {
  content: "✕ ";
  font-weight: 700;
  margin-right: 4px;
}

.gt-vacuum-close {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  max-width: 62ch;
}
.gt-vacuum-close em { color: var(--accent-2-deep); font-style: italic; }

/* ─────────────────────────────────────────────────────────
   CHAPTER 7: POSTSCRIPT
   ───────────────────────────────────────────────────────── */
.gt-postscript {
  background: var(--bg);
  padding-top: 48px;
  padding-bottom: 48px;
}
.gt-postscript .gt-eyebrow { color: var(--ink-dim); }
.gt-postscript .gt-eyebrow::before { background: var(--ink-faint); }
.gt-ps-headline {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.8vw, 30px);
  font-style: italic;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 18px;
  max-width: 30ch;
}
.gt-ps-body {
  font-family: var(--font-serif);
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink-dim);
  max-width: 60ch;
  margin: 0 0 14px;
}
.gt-ps-body strong { color: var(--ink); font-weight: 700; }
.gt-ps-body em { color: var(--accent-2-deep); font-style: italic; }

.gt-ps-pull {
  margin: 24px 0 0;
  padding: 22px 26px 18px;
  background: var(--bg-elev);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  max-width: 60ch;
}
.gt-ps-pull q {
  font-family: var(--font-serif);
  font-size: 17px;
  font-style: italic;
  line-height: 1.5;
  color: var(--ink);
  display: block;
  margin: 0 0 12px;
  quotes: "\201C" "\201D";
}
.gt-ps-pull-cite {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0;
}

/* ─────────────────────────────────────────────────────────
   CHAPTER 8: CTA STACK
   ───────────────────────────────────────────────────────── */
.gt-cta {
  background: var(--ink);
  color: #FFFCF2;
  padding: 56px 0 56px;
  border-top: 4px solid var(--accent-2);
}
.gt-cta-eyebrow {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--honey);
  margin: 0 0 14px;
}
.gt-cta-headline {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.1;
  color: #FFFCF2;
  margin: 0 0 12px;
  max-width: 24ch;
}
.gt-cta-sub {
  font-family: var(--font-serif);
  font-size: 17px;
  font-style: italic;
  line-height: 1.45;
  color: #C8B98A;
  margin: 0 0 28px;
  max-width: 48ch;
}
.gt-cta-stack {
  display: grid;
  gap: 12px;
  max-width: 460px;
}
.gt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 22px;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.gt-btn:hover { transform: translateX(4px); }
.gt-btn-arrow {
  font-family: var(--font-serif);
  font-size: 18px;
}
.gt-btn-primary {
  background: var(--accent-2);
  color: #FFFCF2;
}
.gt-btn-primary:hover { background: var(--accent-2-deep); }
.gt-btn-secondary {
  background: rgba(255, 252, 242, 0.05);
  color: #FFFCF2;
  border-color: rgba(255, 252, 242, 0.18);
}
.gt-btn-secondary:hover { background: rgba(255, 252, 242, 0.1); border-color: rgba(255, 252, 242, 0.4); }
.gt-btn-tertiary {
  background: transparent;
  color: var(--honey);
  border-color: rgba(232, 181, 71, 0.4);
}
.gt-btn-tertiary:hover { color: #FFFCF2; border-color: var(--honey); }

.gt-cta-foot {
  margin: 36px 0 0;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 252, 242, 0.12);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: #93A092;
}
.gt-cta-foot a {
  color: var(--honey);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 181, 71, 0.3);
}
.gt-cta-foot a:hover { border-bottom-color: var(--honey); }

/* ─────────────────────────────────────────────────────────
   ANIMATION HOOKS (works with motion.js initStagger,
   which adds .motion-in to each .gt-chapter as it enters)
   ───────────────────────────────────────────────────────── */
.great-transfer .gt-chapter {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .65s ease, transform .65s ease;
}
.great-transfer .gt-chapter.motion-in { opacity: 1; transform: none; }

/* Masthead is always visible (above-the-fold, no need to wait for IO) */
.great-transfer .gt-masthead {
  opacity: 1;
  transform: none;
}

/* Bar fills animate in once the parent chapter is revealed */
.great-transfer .gt-chapter .gt-bar-fill,
.great-transfer .gt-chapter .gt-vacuum-bar-fill { width: 0; }
.great-transfer .gt-chapter.motion-in .gt-bar-fill,
.great-transfer .gt-chapter.motion-in .gt-vacuum-bar-fill { width: calc(var(--pct, 0) * 1%); }
.great-transfer .gt-vacuum-bar-fill,
.great-transfer .gt-bar-fill { transition: width 1.1s cubic-bezier(.2,.8,.3,1); transition-delay: 200ms; }

/* ─────────────────────────────────────────────────────────
   TABLET (between desktop and mobile)
   ───────────────────────────────────────────────────────── */
@media (max-width: 1040px) and (min-width: 761px) {
  .gt-receipts-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ─────────────────────────────────────────────────────────
   MOBILE
   ───────────────────────────────────────────────────────── */
@media (max-width: 760px) {
  .gt-wrap { padding: 0 20px; }
  .gt-chapter { padding: 40px 0 32px; }
  .gt-stats-strip {
    grid-template-columns: 1fr 1fr;
    margin: 28px -20px 0;
  }
  .gt-stat-tile:nth-child(2n) { border-right: none; }
  .gt-stat-tile { border-bottom: 1px solid rgba(255, 252, 242, 0.12); }
  .gt-stat-tile:nth-last-child(-n+2) { border-bottom: none; }
  .gt-shocks { grid-template-columns: 1fr; gap: 18px; }
  .gt-receipts-grid { grid-template-columns: 1fr; }
  .gt-banner-rail {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .gt-banner-arrow {
    transform: rotate(90deg);
    padding-bottom: 0;
  }
  .gt-bar { grid-template-columns: 1fr; }
  .gt-bar-name { margin-bottom: 6px; }
  .gt-instruments-head,
  .gt-instruments-row { grid-template-columns: 1fr; gap: 6px; }
  .gt-instruments-head { display: none; }
  .gt-instr-status { margin-top: 8px; }
  .gt-plumber-army .vla-grid { grid-template-columns: repeat(15, minmax(0, 1fr)); }
  .gt-cascade-node { padding-left: 56px; }
}

@media (max-width: 480px) {
  .gt-stats-strip { grid-template-columns: 1fr; margin: 24px -20px 0; }
  .gt-stat-tile { border-right: none; border-bottom: 1px solid rgba(255, 252, 242, 0.12); }
  .gt-stat-tile:last-child { border-bottom: none; }
  .gt-plumber-army .vla-grid { grid-template-columns: repeat(12, minmax(0, 1fr)); }
}

/* ─────────────────────────────────────────────────────────
   REDUCED MOTION
   ───────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .great-transfer .gt-chapter,
  .gt-vacuum-bar-fill,
  .gt-bar-fill,
  .gt-plumber-army .vla-fig {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .great-transfer .gt-chapter .gt-bar-fill,
  .great-transfer .gt-chapter .gt-vacuum-bar-fill { width: calc(var(--pct, 0) * 1%) !important; }
}

/* ─────────────────────────────────────────────────────────
   PRINT
   For users printing the webpage directly (the polished PDF
   is generated separately via build-great-transfer.mjs).
   ───────────────────────────────────────────────────────── */
@media print {
  body { background: #fff; color: #000; }
  .site-header, .site-footer, .gt-cta, .gt-crumb { display: none; }
  .gt-doc { color: #000; }
  .gt-masthead {
    background: #fff;
    color: #000;
    border-bottom: 3px solid #000;
    padding: 20pt 0;
  }
  .gt-masthead-title, .gt-masthead-sub, .gt-masthead-byline,
  .gt-masthead-eyebrow, .gt-masthead-meta { color: #000; }
  .gt-masthead-meta a { color: #000; border-bottom: none; }
  .gt-stat-tile { border-color: #aaa; }
  .gt-stat-num { color: #7a1a16; }
  .gt-stat-label, .gt-stat-src { color: #000; }
  .gt-chapter { background: #fff; padding: 18pt 0; page-break-inside: avoid; border-bottom: 1px solid #aaa; }
  .gt-shocks, .gt-worked, .gt-substitute, .gt-receipt,
  .gt-cascade-node, .gt-vacuum-bars, .gt-instruments,
  .gt-plumber-army, .gt-ps-pull, .gt-plumber-pull,
  .gt-logic li { background: #fff; border-color: #999; box-shadow: none; }
  .gt-shocks-result { background: #1a1a1a; }
  .gt-bar-fill, .gt-vacuum-bar-fill {
    background: #4a4a4a;
    transition: none;
    width: calc(var(--pct, 0) * 1%) !important;
  }
  .gt-bar-fill--accent, .gt-vacuum-bar--ca .gt-vacuum-bar-fill { background: #7a1a16; }
  .gt-headline, .gt-takeaway, .gt-receipt-headline,
  .gt-cascade-name, .gt-instr-name, .gt-ps-headline { color: #000; }
  .gt-eyebrow, .gt-receipt-num, .gt-cascade-year,
  .gt-instr-status { color: #7a1a16; }
  a { color: #000; text-decoration: underline; }
  /* Hide the JS-driven silhouette on print, show the static fallback */
  .gt-plumber-army .vla-grid { display: none; }
  .gt-plumber-army-static { display: block; }
}