/* Hallmark · macrostructure: Split Studio · tone: editorial archive · anchor hue: dossier blue · genre: editorial · theme: Almanac · enrichment: none · nav: N3 · footer: Ft4 · audience: general · use: continuous public history reading · contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · icons: pass (30) · mobile: pass (34, 49, 50–57) */
/* Hallmark · pre-emit critique: P5 H5 E4 S5 R5 V5 */
@import url("tokens.css");

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  overflow-x: clip;
}

html {
  scroll-behavior: smooth;
  background: var(--color-paper);
}

body {
  color: var(--color-ink);
  background: var(--color-paper);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.78;
  text-rendering: optimizeLegibility;
}

::selection {
  color: var(--color-ink);
  background: var(--color-mark);
}

a {
  color: var(--color-accent);
  text-decoration-thickness: var(--rule-hair);
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: var(--rule-heavy);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: var(--rule-heavy) solid var(--color-focus);
  outline-offset: var(--space-2xs);
}

button {
  min-height: var(--control-min);
  padding-inline: var(--space-md);
  color: var(--color-ink);
  background: var(--color-paper);
  border: var(--rule-hair) solid var(--color-rule-strong);
  border-radius: var(--radius-sm);
  font: inherit;
  font-family: var(--font-body);
  cursor: pointer;
  white-space: nowrap;
}

@media (hover: hover) and (pointer: fine) {
  button:hover {
    color: var(--color-paper);
    background: var(--color-ink);
  }
}

button:active {
  color: var(--color-paper);
  background: var(--color-ink-soft);
  transform: translateY(1px);
}

button:disabled,
button[aria-busy="true"] {
  color: var(--color-muted);
  background: var(--color-paper-2);
  cursor: not-allowed;
  opacity: 0.58;
}

button[data-state="error"] {
  border-style: double;
  border-color: var(--color-accent);
}

button[data-state="success"] {
  text-decoration: underline;
}

.skip-link {
  position: fixed;
  inset-block-start: var(--space-sm);
  inset-inline-start: var(--space-sm);
  z-index: var(--z-tooltip);
  padding: var(--space-xs) var(--space-sm);
  color: var(--color-paper);
  background: var(--color-ink);
  transform: translateY(-180%);
  white-space: nowrap;
}

.skip-link:focus {
  transform: none;
}

.nav-rail {
  position: relative;
  z-index: var(--z-sticky);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--page-gutter);
  background: var(--color-paper);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.rail-brand,
.rail-home {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 700;
  white-space: nowrap;
}

.rail-home {
  min-height: var(--control-min);
  display: inline-flex;
  align-items: center;
  color: var(--color-ink);
  text-decoration: none;
}

.rail-brand {
  display: none;
}

.rail-links {
  position: absolute;
  inset-block-start: 100%;
  inset-inline: var(--page-gutter);
  display: none;
  padding: var(--space-sm);
  background: var(--color-paper-2);
  border: var(--rule-hair) solid var(--color-rule-strong);
  box-shadow: 0 var(--space-2xs) var(--space-md) var(--color-shadow);
}

.rail-links[data-open="true"] {
  display: grid;
  gap: var(--space-2xs);
}

.rail-links a {
  display: flex;
  align-items: center;
  min-height: var(--control-min);
  padding-inline: var(--space-sm);
  color: var(--color-ink-soft);
  text-decoration: none;
  white-space: nowrap;
}

.rail-links a[aria-current="page"] {
  color: var(--color-accent);
  background: var(--color-paper);
  font-weight: 700;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  width: min(100%, var(--content-max));
  margin-inline: auto;
  padding: var(--space-lg) var(--page-gutter) 0;
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  overflow-x: auto;
}

.breadcrumb a,
.breadcrumb span {
  white-space: nowrap;
}

.page-shell {
  width: min(100%, var(--content-max));
  margin-inline: auto;
  padding: var(--space-xl) var(--page-gutter) var(--space-3xl);
}

.hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: start;
  padding-block: var(--space-lg) var(--space-2xl);
}

.hero-copy,
.hero-proof,
.diptych__copy,
.diptych__proof {
  min-width: 0;
}

.hero-copy h1 {
  min-width: 0;
  max-width: 10ch;
  margin: 0 0 var(--space-lg);
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-style: normal;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.08;
  overflow-wrap: anywhere;
}

.hero-copy .lede {
  max-width: 58ch;
  margin: 0;
  color: var(--color-ink-soft);
  font-family: var(--font-display);
  font-size: var(--text-md);
  line-height: 1.62;
}

dfn {
  color: var(--color-ink);
  font-style: normal;
  font-weight: 700;
  border-block-end: var(--rule-heavy) solid var(--color-accent);
}

.dossier-sheet {
  padding: var(--space-lg);
  background: var(--color-paper-2);
  border: var(--rule-hair) solid var(--color-rule-strong);
  box-shadow: var(--space-xs) var(--space-xs) 0 var(--color-paper-3);
}

.dossier-sheet__meta {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  margin: 0 0 var(--space-lg);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
}

.dossier-sheet__title {
  min-width: 0;
  margin: 0 0 var(--space-lg);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-style: normal;
  line-height: 1.24;
  overflow-wrap: anywhere;
}

.signal-path {
  display: grid;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: signal;
}

.signal-path li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-sm);
  align-items: baseline;
  padding-block-end: var(--space-sm);
  border-block-end: var(--rule-hair) solid var(--color-rule);
  counter-increment: signal;
}

.signal-path li::before {
  content: counter(signal, decimal-leading-zero);
  color: var(--color-accent);
  font-family: var(--font-body);
  font-size: var(--text-sm);
}

.signal-path strong {
  display: block;
  font-family: var(--font-display);
}

.signal-path span {
  display: block;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.diptych {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: start;
  padding-block: var(--space-2xl);
}

.diptych + .diptych {
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.diptych__copy h2,
.full-prose h2 {
  min-width: 0;
  margin: 0 0 var(--space-lg);
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-style: normal;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.diptych__copy h3,
.full-prose h3 {
  margin: var(--space-xl) 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: normal;
  line-height: 1.3;
}

.diptych__copy p,
.full-prose p {
  max-width: var(--prose-measure);
  margin: 0 0 var(--space-md);
}

.diptych__copy p:last-child,
.full-prose p:last-child {
  margin-block-end: 0;
}

.head-inline {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 700;
}

.evidence-ledger {
  margin: 0;
  background: var(--color-paper-2);
  border-block: var(--rule-heavy) solid var(--color-ink);
}

.evidence-ledger div {
  display: grid;
  grid-template-columns: minmax(7rem, 0.8fr) minmax(0, 1.7fr);
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-xs);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.evidence-ledger div:last-child {
  border-block-end: 0;
}

.evidence-ledger dt {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
}

.evidence-ledger dd {
  margin: 0;
  color: var(--color-ink-soft);
}

.case-note,
.boundary-note {
  padding: var(--space-lg);
  color: var(--color-ink);
  background: var(--color-paper-2);
  border: var(--rule-hair) solid var(--color-rule);
}

.case-note strong,
.boundary-note strong {
  font-family: var(--font-display);
}

.case-note p,
.boundary-note p {
  margin: 0;
}

.source-mark {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  white-space: nowrap;
}

.comparison-ledger {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.comparison-ledger caption {
  padding-block-end: var(--space-sm);
  text-align: start;
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--text-sm);
}

.comparison-ledger th,
.comparison-ledger td {
  padding: var(--space-sm);
  text-align: start;
  vertical-align: top;
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.comparison-ledger th {
  font-family: var(--font-display);
}

.redaction {
  display: inline;
  color: var(--color-paper);
  background: var(--color-ink);
  padding-inline: var(--space-2xs);
}

.full-prose {
  max-width: var(--prose-measure);
  margin-inline: auto;
  padding-block: var(--space-xl) var(--space-2xl);
}

.source-group {
  padding-block: var(--space-xl);
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.source-group h2 {
  min-width: 0;
  margin: 0 0 var(--space-lg);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-style: normal;
  overflow-wrap: anywhere;
}

.source-list {
  display: grid;
  gap: var(--space-lg);
  margin: 0;
  padding: 0;
  list-style: none;
}

.source-list li {
  display: grid;
  gap: var(--space-xs);
}

.source-list a {
  width: fit-content;
  max-width: 100%;
  font-family: var(--font-display);
  font-weight: 700;
  white-space: nowrap;
}

.source-list p {
  max-width: var(--prose-measure);
  margin: 0;
  color: var(--color-muted);
}

.chapter-nav {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-sm);
  padding-block-start: var(--space-xl);
  border-block-start: var(--rule-heavy) solid var(--color-ink);
}

.chapter-nav a {
  display: grid;
  align-content: center;
  min-height: 5rem;
  padding: var(--space-md);
  color: var(--color-ink);
  background: var(--color-paper-2);
  border: var(--rule-hair) solid var(--color-rule);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chapter-nav small {
  color: var(--color-muted);
  font-family: var(--font-body);
}

.chapter-nav strong {
  font-family: var(--font-display);
}

.site-footer {
  padding: var(--space-xl) var(--page-gutter);
  color: var(--color-paper-2);
  background: var(--color-ink);
}

.site-footer p {
  width: min(100%, var(--content-max));
  margin: 0 auto;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.7;
}

.site-footer a {
  color: var(--color-paper);
  white-space: nowrap;
}

@media (min-width: 40rem) {
  .chapter-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .source-list li {
    grid-template-columns: minmax(12rem, 0.8fr) minmax(0, 1.7fr);
    gap: var(--space-xl);
  }
}

@media (min-width: 60rem) {
  body {
    padding-inline-start: calc(var(--space-2xl) + var(--space-sm));
  }

  .nav-rail {
    position: fixed;
    inset-block: 0;
    inset-inline-start: 0;
    width: 4.75rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xs);
    border-block-end: 0;
    border-inline-end: var(--rule-hair) solid var(--color-rule);
  }

  .rail-home {
    writing-mode: vertical-rl;
    text-orientation: mixed;
  }

  .rail-brand {
    display: block;
    writing-mode: vertical-rl;
    color: var(--color-muted);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 400;
    letter-spacing: 0.08em;
  }

  .menu-toggle {
    display: none;
  }

  .rail-links,
  .rail-links[data-open="true"] {
    position: fixed;
    inset-block: var(--space-lg);
    inset-inline-start: 5.5rem;
    inset-inline-end: auto;
    width: 14rem;
    display: grid;
    align-content: start;
    gap: var(--space-xs);
    padding: var(--space-sm);
    transform: translateX(calc(-100% - 6rem));
  }

  .nav-rail:focus-within .rail-links,
  .nav-rail:hover .rail-links {
    transform: none;
  }

  .theme-toggle {
    min-width: var(--control-min);
    width: var(--control-min);
    padding-inline: 0;
    writing-mode: vertical-rl;
  }

  .hero-split,
  .diptych {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-3xl);
  }

  .diptych--reverse .diptych__copy {
    grid-column: 2;
  }

  .diptych--reverse .diptych__proof {
    grid-column: 1;
    grid-row: 1;
  }
}

@media (max-width: 39.99rem) {
  .comparison-ledger,
  .comparison-ledger tbody,
  .comparison-ledger tr,
  .comparison-ledger th,
  .comparison-ledger td {
    display: block;
    width: 100%;
  }

  .comparison-ledger thead {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }

  .comparison-ledger tr {
    padding-block: var(--space-sm);
    border-block-end: var(--rule-hair) solid var(--color-rule);
  }

  .comparison-ledger th,
  .comparison-ledger td {
    padding: var(--space-xs) 0;
    border: 0;
  }

  .comparison-ledger td::before {
    content: attr(data-label);
    display: block;
    color: var(--color-muted);
    font-family: var(--font-body);
    font-size: var(--text-xs);
  }

  .evidence-ledger div {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-xs);
  }
}

@media (pointer: coarse) {
  a,
  button {
    min-height: var(--control-min);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: var(--dur-micro) !important;
    animation-iteration-count: 1 !important;
    transition-duration: var(--dur-micro) !important;
  }
}

@media print {
  .nav-rail,
  .skip-link,
  .chapter-nav {
    display: none;
  }

  body {
    padding: 0;
  }

  a {
    color: var(--color-ink);
  }
}