/* Hallmark · genre: editorial · tone: austere · anchor hue: seal red · macrostructure: Long Document · theme: Almanac · enrichment: Tier-A ledger rules · nav: N3 · footer: Ft4 · contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · mobile: pass (34, 49, 50–57) · icons: pass (30) */
/* Hallmark · pre-emit critique: P5 H5 E4 S5 R5 V5 */
@import url("tokens.css");

html,
body {
  overflow-x: clip;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light dark;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100svh;
  color: var(--color-ink);
  background-color: var(--color-paper);
  background-image: repeating-linear-gradient(
    to bottom,
    var(--color-transparent) 0,
    var(--color-transparent) 2.95rem,
    var(--color-grid) 3rem
  );
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.78;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: var(--rule-thin);
  text-underline-offset: var(--space-3xs);
}

a:hover {
  color: var(--color-accent);
}

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

a:visited {
  text-decoration-color: var(--color-rule-strong);
}

a[aria-disabled="true"],
summary[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

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

.skip-link {
  position: fixed;
  inset-block-start: var(--space-sm);
  inset-inline-start: var(--space-sm);
  z-index: 600;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-paper);
  background: var(--color-ink);
  transform: translateY(-180%);
  transition: transform var(--dur-short) var(--ease-out);
  white-space: nowrap;
}

.skip-link:focus {
  transform: translateY(0);
}

.rail {
  display: none;
}

.mobile-masthead {
  position: relative;
  z-index: 10;
  display: grid;
  gap: var(--space-sm);
  padding: var(--space-md) clamp(var(--space-md), 4vw, var(--space-xl));
  border-block-end: var(--rule-thin) solid var(--color-rule-strong);
  background: var(--color-paper);
}

.mobile-masthead__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.mobile-masthead__brand {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: 1.1;
  text-decoration: none;
  white-space: nowrap;
}

.mobile-nav {
  border-block-start: var(--rule-thin) solid var(--color-rule);
  padding-block-start: var(--space-xs);
}

.mobile-nav summary {
  min-height: 2.75rem;
  display: flex;
  align-items: center;
  color: var(--color-ink-soft);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  list-style: none;
  white-space: nowrap;
}

.mobile-nav summary:active {
  color: var(--color-accent);
}

.mobile-nav summary::-webkit-details-marker {
  display: none;
}

.mobile-nav summary::after {
  content: "+";
  margin-inline-start: auto;
  color: var(--color-accent);
}

.mobile-nav[open] summary::after {
  content: "−";
}

.mobile-nav__links {
  display: grid;
  gap: var(--space-2xs);
  padding-block: var(--space-xs) var(--space-sm);
}

.mobile-nav__links a {
  min-height: 2.75rem;
  display: flex;
  align-items: center;
  border-block-end: var(--rule-thin) solid var(--color-rule);
  text-decoration: none;
  white-space: nowrap;
}

.mobile-nav__links a[aria-current="page"] {
  color: var(--color-accent);
  font-weight: 700;
}

.page {
  width: min(100% - 2 * clamp(var(--space-md), 4vw, var(--space-xl)), 72rem);
  margin-inline: auto;
  padding-block: var(--space-xl) var(--space-3xl);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  align-items: center;
  margin-block-end: var(--space-xl);
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--text-xs);
}

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

.breadcrumbs span::before {
  content: "/";
  margin-inline-end: var(--space-xs);
  color: var(--color-rule-strong);
}

.document-header {
  position: relative;
  display: grid;
  gap: var(--space-lg);
  padding-block: var(--space-xl) var(--space-2xl);
  border-block: var(--rule-heavy) double var(--color-rule-strong);
}

.document-header::after {
  content: "阅";
  position: absolute;
  inset-block-start: var(--space-xl);
  inset-inline-end: 0;
  width: 2.4rem;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: var(--rule-heavy) double var(--color-accent);
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1;
}

.folio {
  margin: 0;
  color: var(--color-accent);
  font-family: var(--font-outlier);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 700;
  overflow-wrap: anywhere;
  min-width: 0;
}

h1 {
  max-width: 11ch;
  padding-inline-end: var(--space-2xl);
  font-size: var(--text-display);
  line-height: 1.04;
  letter-spacing: -0.035em;
}

h2 {
  margin-block-start: var(--space-2xl);
  font-size: var(--text-xl);
  line-height: 1.22;
  letter-spacing: -0.018em;
}

h3 {
  margin-block-start: var(--space-xl);
  font-size: var(--text-md);
  line-height: 1.35;
}

.lede {
  max-width: 58ch;
  margin: 0;
  color: var(--color-ink-soft);
  font-size: var(--text-md);
  line-height: 1.68;
}

.dateline {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs) var(--space-lg);
  margin: 0;
  padding-block-start: var(--space-md);
  border-block-start: var(--rule-thin) solid var(--color-rule);
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--text-xs);
}

.dateline span {
  white-space: nowrap;
}

.prose {
  max-width: 67ch;
  margin-block-start: var(--space-2xl);
  margin-inline: 0 auto;
}

.prose p {
  margin: 0;
}

.prose p + p {
  margin-block-start: var(--space-lg);
}

.prose h2 + p,
.prose h3 + p {
  margin-block-start: var(--space-md);
}

.prose strong {
  font-weight: 700;
}

.prose dfn {
  font-style: normal;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: var(--rule-thin);
  text-underline-offset: var(--space-3xs);
}

.source-ref {
  margin-inline-start: var(--space-2xs);
  color: var(--color-accent);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  text-decoration: none;
  vertical-align: super;
  white-space: nowrap;
}

.marginal-note,
.boundary-note {
  margin-block: var(--space-xl);
  padding-block: var(--space-md);
  border-block: var(--rule-thin) solid var(--color-rule-strong);
  color: var(--color-ink-soft);
}

.marginal-note strong,
.boundary-note strong {
  display: block;
  margin-block-end: var(--space-xs);
  color: var(--color-accent);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
}

.ledger {
  margin-block: var(--space-xl);
  border-block-start: var(--rule-heavy) double var(--color-rule-strong);
  font-variant-numeric: tabular-nums;
}

.ledger-row {
  display: grid;
  gap: var(--space-xs);
  padding-block: var(--space-md);
  border-block-end: var(--rule-thin) solid var(--color-rule);
}

.ledger-row dt,
.ledger-row dd {
  margin: 0;
}

.ledger-row dt {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
}

.ledger-row dd {
  color: var(--color-ink-soft);
}

.policy-table {
  width: 100%;
  margin-block: var(--space-xl);
  border-collapse: collapse;
  border-block: var(--rule-heavy) double var(--color-rule-strong);
  font-size: var(--text-sm);
}

.policy-table caption {
  padding-block: var(--space-md);
  color: var(--color-ink-soft);
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  text-align: start;
}

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

.policy-table th {
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.03em;
}

.policy-table td {
  color: var(--color-ink-soft);
}

.policy-table tbody th {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  letter-spacing: 0;
}

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

.source-list li {
  padding-block-end: var(--space-lg);
  border-block-end: var(--rule-thin) solid var(--color-rule);
}

.source-list h2 {
  margin-block-start: 0;
  font-size: var(--text-md);
}

.source-meta {
  margin-block: var(--space-xs) 0;
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--text-xs);
}

.source-list a,
.next-link {
  display: inline;
  color: var(--color-accent);
  font-weight: 700;
  text-decoration-thickness: var(--rule-thin);
  white-space: nowrap;
}

.continuation {
  max-width: 67ch;
  margin-block-start: var(--space-2xl);
  padding-block: var(--space-xl);
  border-block-start: var(--rule-heavy) double var(--color-rule-strong);
}

.continuation p {
  margin: 0 0 var(--space-md);
  color: var(--color-ink-soft);
}

.related-reading {
  display: grid;
  gap: var(--space-sm);
  margin-block: var(--space-xl);
  padding: 0;
  list-style: none;
}

.related-reading a {
  display: inline-block;
  white-space: nowrap;
}

.colophon {
  padding: var(--space-xl) clamp(var(--space-md), 4vw, var(--space-xl));
  border-block-start: var(--rule-heavy) double var(--color-rule-strong);
  color: var(--color-muted);
  background: var(--color-paper-deep);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  line-height: 1.8;
}

.colophon p {
  max-width: 88ch;
  margin: 0 auto;
}

@media (min-width: 40rem) {
  .document-header {
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 0.52fr);
    align-items: end;
  }

  .document-header .lede {
    grid-column: 2;
  }

  .document-header .dateline {
    grid-column: 1 / -1;
  }

  .ledger-row {
    grid-template-columns: minmax(8rem, 0.34fr) minmax(0, 1fr);
    gap: var(--space-lg);
  }

  .related-reading {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 60rem) {
  .mobile-masthead {
    display: none;
  }

  .rail {
    position: fixed;
    inset-block: 0;
    inset-inline-start: 0;
    z-index: 200;
    width: 4.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    padding-block: var(--space-lg);
    border-inline-end: var(--rule-thin) solid var(--color-rule-strong);
    background: var(--color-paper-deep);
  }

  .rail__brand {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    writing-mode: vertical-rl;
  }

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

  .rail__links a {
    width: 2.75rem;
    min-height: 2.75rem;
    display: grid;
    place-items: center;
    border: var(--rule-thin) solid var(--color-rule-strong);
    color: var(--color-muted);
    font-family: var(--font-outlier);
    font-size: var(--text-xs);
    text-decoration: none;
    white-space: nowrap;
  }

  .rail__links a[aria-current="page"] {
    border-color: var(--color-accent);
    color: var(--color-accent);
    font-weight: 700;
  }

  .rail__home {
    min-width: 2.75rem;
    min-height: 2.75rem;
    display: grid;
    place-items: center;
    color: var(--color-muted);
    font-family: var(--font-body);
    font-size: var(--text-xs);
    text-decoration: none;
    white-space: nowrap;
    writing-mode: vertical-rl;
  }

  .page {
    width: min(calc(100% - 4.5rem - 2 * var(--space-2xl)), 74rem);
    margin-inline-start: max(calc(4.5rem + var(--space-2xl)), calc((100% - 69.5rem) / 2));
    margin-inline-end: auto;
    padding-block-start: var(--space-2xl);
  }

  .prose,
  .continuation {
    margin-inline-start: clamp(var(--space-xl), 7vw, var(--space-4xl));
  }

  .marginal-note {
    width: min(19rem, 100%);
    margin-inline-start: auto;
    margin-block-start: var(--space-xl);
  }

  .colophon {
    padding-inline-start: calc(4.5rem + var(--space-2xl));
  }
}

@media (max-width: 39.999rem) {
  .policy-table,
  .policy-table thead,
  .policy-table tbody,
  .policy-table tr,
  .policy-table th,
  .policy-table td {
    display: block;
  }

  .policy-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: clip;
    clip-path: inset(50%);
  }

  .policy-table tr {
    padding-block: var(--space-md);
    border-block-end: var(--rule-thin) solid var(--color-rule-strong);
  }

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

  .policy-table td::before {
    content: attr(data-label);
    display: block;
    margin-block-end: var(--space-2xs);
    color: var(--color-muted);
    font-family: var(--font-body);
    font-size: var(--text-xs);
  }
}

@media (hover: hover) and (pointer: fine) {
  .rail__links a:hover {
    border-color: var(--color-accent);
  }
}

@media (pointer: coarse) {
  a,
  summary {
    min-height: 2.75rem;
  }
}

@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;
  }
}