/* Hallmark · genre: editorial · macrostructure: Long Document · theme: Newsprint · tone: editorial · anchor hue: oxblood · enrichment: none · nav: N6 Newspaper masthead (issue line above, double rule) · footer: Ft4 Dense colophon (mono-free, log-style) · 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 {
  overflow-x: clip;
}

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

body {
  min-width: 20rem;
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
}

a:focus-visible,
button: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: 10;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-ink);
  color: var(--color-paper);
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-200%);
}

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

.skip-link:hover,
.skip-link:active {
  color: var(--color-paper-deep);
}

.skip-link[aria-disabled="true"],
.masthead__nav a[aria-disabled="true"] {
  color: var(--color-muted);
  cursor: not-allowed;
  pointer-events: none;
}

.masthead {
  width: min(100%, 78rem);
  margin-inline: auto;
  padding: var(--space-md) var(--page-gutter) 0;
  text-align: center;
}

.masthead__issue {
  margin: 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
  font-variant-caps: all-small-caps;
  letter-spacing: 0.1em;
}

.masthead__name {
  margin: var(--space-xs) 0 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 3.75rem);
  font-style: normal;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 0.98;
  overflow-wrap: anywhere;
}

.masthead__nav {
  margin-block-start: var(--space-sm);
}

.masthead__nav ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-xs) var(--space-lg);
  margin: 0;
  padding: 0;
  list-style: none;
}

.masthead__nav a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration-color: var(--color-rule);
  text-decoration-thickness: var(--rule-hair);
  text-underline-offset: var(--space-2xs);
  white-space: nowrap;
}

.masthead__nav a[aria-current="true"] {
  color: var(--color-accent);
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: var(--rule-heavy);
}

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

.masthead__nav a:active {
  color: var(--color-accent);
}

.masthead__rule {
  height: var(--space-2xs);
  margin: var(--space-sm) 0 0;
  border: 0;
  border-block-start: var(--rule-hair) solid var(--color-rule-strong);
  border-block-end: var(--rule-hair) solid var(--color-rule-strong);
}

main {
  padding-inline: var(--page-gutter);
}

.article {
  width: min(100%, 67ch);
  margin-inline: auto;
  padding-block: var(--space-xl) var(--space-3xl);
}

.article__header {
  display: grid;
  gap: var(--space-lg);
  padding-block-end: var(--space-2xl);
}

.article__label {
  margin: 0;
  color: var(--color-accent);
  font-size: var(--text-sm);
  font-variant-caps: all-small-caps;
  font-weight: 700;
  letter-spacing: 0.1em;
}

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

h1 {
  max-width: 13ch;
  font-size: var(--text-display);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.98;
}

.article__dek {
  max-width: 50ch;
  margin: 0;
  color: var(--color-ink-soft);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.35;
}

.article__meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-sm);
  margin: var(--space-sm) 0 0;
  padding-block: var(--space-md);
  border-block: var(--rule-hair) solid var(--color-rule);
}

.article__meta div {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: var(--space-md);
}

.article__meta dt,
.article__meta dd {
  margin: 0;
}

.article__meta dt {
  color: var(--color-muted);
  font-size: var(--text-sm);
  font-weight: 700;
}

.article__meta dd {
  font-size: var(--text-sm);
}

.lede {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-md);
  line-height: 1.55;
}

.section {
  display: grid;
  gap: var(--space-lg);
  padding-block-start: var(--space-2xl);
  scroll-margin-block-start: var(--space-lg);
}

.section + .section {
  margin-block-start: var(--space-xl);
}

.section h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.section h3 {
  font-family: var(--font-body);
  font-size: var(--text-md);
  font-weight: 700;
  line-height: 1.3;
}

.section p {
  margin: 0;
}

.section ul {
  display: grid;
  gap: var(--space-xs);
  margin: 0;
  padding-inline-start: var(--space-lg);
}

.section li::marker {
  color: var(--color-accent);
}

.contrast {
  display: grid;
  gap: var(--space-xl);
  margin-block: var(--space-md);
  padding-block: var(--space-lg);
  border-block: var(--rule-hair) solid var(--color-rule-strong);
}

.contrast__column {
  display: grid;
  align-content: start;
  gap: var(--space-md);
}

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

.contrast__note {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.callout {
  margin: var(--space-md) 0;
  padding: var(--space-lg) 0 var(--space-lg) var(--space-lg);
  border-inline-start: var(--rule-heavy) solid var(--color-accent);
  color: var(--color-ink-soft);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.4;
}

.solution {
  display: grid;
  gap: var(--space-sm);
}

.solution + .solution {
  margin-block-start: var(--space-lg);
  padding-block-start: var(--space-lg);
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.architecture {
  display: grid;
  gap: var(--space-md);
  margin: var(--space-xl) 0 0;
  padding-block: var(--space-lg);
  border-block: var(--rule-hair) solid var(--color-rule-strong);
}

.architecture figcaption {
  display: grid;
  gap: var(--space-xs);
}

.architecture figcaption strong {
  font-family: var(--font-display);
  font-size: var(--text-md);
}

.architecture figcaption span {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.architecture__svg {
  display: none;
  width: 100%;
  height: auto;
}

.architecture__svg .zone {
  fill: var(--color-paper-deep);
  stroke: var(--color-rule-strong);
  stroke-width: 1;
}

.architecture__svg .resource {
  fill: var(--color-paper);
  stroke: var(--color-rule);
  stroke-width: 1;
}

.architecture__svg .bridge {
  fill: var(--color-accent-soft);
  stroke: var(--color-accent);
  stroke-width: 2;
}

.architecture__svg .path {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2;
}

.architecture__svg .path--local {
  stroke: var(--color-ink-soft);
  stroke-dasharray: 5 5;
}

.architecture__svg .arrow-head {
  fill: var(--color-accent);
}

.architecture__svg .arrow-head-local {
  fill: var(--color-ink-soft);
}

.architecture__svg text {
  fill: var(--color-ink);
  font-family: var(--font-body);
}

.architecture__svg .zone-title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
}

.architecture__svg .node-title {
  font-size: var(--text-sm);
  font-weight: 700;
}

.architecture__svg .node-copy {
  fill: var(--color-muted);
  font-size: var(--text-xs);
}

.architecture__svg .path-label {
  fill: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 700;
}

.architecture__mobile {
  display: grid;
  gap: var(--space-lg);
  margin: 0;
}

.architecture__mobile div {
  display: grid;
  gap: var(--space-xs);
  padding-block-end: var(--space-lg);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.architecture__mobile dt,
.architecture__mobile dd {
  margin: 0;
}

.architecture__mobile dt {
  color: var(--color-accent);
  font-weight: 700;
}

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

.inventory {
  display: grid;
  gap: var(--space-2xl);
  margin-block-start: var(--space-md);
}

.inventory__group {
  display: grid;
  align-content: start;
  gap: var(--space-md);
}

.inventory__group h3 {
  padding-block-end: var(--space-sm);
  border-block-end: var(--rule-heavy) solid var(--color-ink);
}

.spec-list {
  margin: 0;
}

.spec-list div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-md);
  padding-block: var(--space-sm);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.spec-list dt,
.spec-list dd {
  margin: 0;
}

.spec-list dd {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.dependency-list {
  list-style: none;
  padding: 0 !important;
}

.dependency-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-sm);
  padding-block: var(--space-sm);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.dependency-list li::before {
  content: "□";
  color: var(--color-accent);
  font-weight: 700;
}

.closing {
  margin-block-start: var(--space-3xl);
  padding-block: var(--space-xl) 0;
  border-block-start: var(--rule-heavy) solid var(--color-ink);
}

.closing p {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.45;
}

.colophon {
  width: min(100%, 78rem);
  margin-inline: auto;
  padding: var(--space-xl) var(--page-gutter) var(--space-2xl);
  border-block-start: var(--rule-hair) solid var(--color-rule-strong);
  color: var(--color-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}

.colophon p {
  max-width: 75ch;
  margin: 0;
}

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

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

  .contrast__column + .contrast__column {
    padding-block-start: 0;
    padding-inline-start: var(--space-xl);
    border-block-start: 0;
    border-inline-start: var(--rule-hair) solid var(--color-rule);
  }

  .architecture__svg {
    display: block;
  }

  .architecture__mobile {
    display: none;
  }

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

@media (min-width: 60rem) {
  .masthead {
    padding-block-start: var(--space-lg);
  }

  .section {
    padding-block-start: var(--space-3xl);
  }

  .section + .section {
    margin-block-start: var(--space-2xl);
  }
}

@media print {
  @page {
    margin: var(--space-2xl);
  }

  .skip-link,
  .masthead__nav {
    display: none;
  }

  body {
    font-size: 10.5pt;
  }

  .masthead,
  .article,
  .colophon {
    width: 100%;
    max-width: none;
    padding-inline: 0;
  }

  .article {
    padding-block: var(--space-xl);
  }

  .architecture__svg {
    display: block;
  }

  .architecture__mobile {
    display: none;
  }

  .section,
  .architecture,
  .inventory__group {
    break-inside: avoid;
  }
}

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