/* Hallmark · pre-emit critique: P5 H5 E5 S5 R5 V5 */
/* Hallmark · genre: editorial · macrostructure: Narrative Workflow — industrial archive variant · tone: restrained technical · anchor hue: safety orange
 * theme: existing HELPER industrial system · enrichment: two Tier-C AI historical concepts + verified official factory and exhibition photography
 * generated: OpenAI built-in ImageGen · post-processed 16:10 crop + responsive WebP
 * nav: N11 mega-menu preserved · footer: Ft3 genuine site index preserved
 * audience: international food factories and procurement teams · use: understand technical continuity and verify present capability
 * 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)
 */
@import url("../../tokens.css");

html,
body {
  overflow-x: clip;
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.65;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.history-wrap {
  width: min(calc(100% - (var(--space-sm) * 2)), var(--layout-max));
  margin-inline: auto;
}

.history-crumbs {
  padding-block: var(--space-sm);
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.history-crumbs a:hover,
.history-evidence__sources a:hover {
  color: var(--color-accent-dark);
}

.history-crumbs a:focus-visible,
.history-era-nav a:focus-visible,
.history-evidence__sources a:focus-visible,
.history-routes a:focus-visible,
.history-button:focus-visible,
.history-foot a:focus-visible {
  outline: var(--rule-focus) solid var(--color-focus);
  outline-offset: var(--space-3xs);
}

.history-hero {
  padding-block-start: clamp(var(--space-xl), 5vw, var(--space-2xl));
  padding-block-end: clamp(var(--space-2xl), 8vw, var(--space-3xl));
  border-block-end: var(--rule-thin) solid var(--color-accent);
  background: var(--color-navy-deep);
  color: var(--color-paper);
}

.history-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: center;
}

.history-hero__copy,
.history-stage__body,
.history-intro__grid > *,
.history-evidence__grid > * {
  min-width: 0;
}

.history-kicker {
  margin: 0 0 var(--space-sm);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}

.history-hero h1,
.history-intro h2,
.history-stage h2,
.history-evidence h2,
.history-next h2,
.history-close h2 {
  min-width: 0;
  margin: 0;
  font-family: var(--font-display);
  font-style: normal;
  letter-spacing: var(--tracking-tight);
  line-height: 1.04;
  overflow-wrap: anywhere;
}

.history-hero h1 {
  max-width: 12ch;
  color: var(--color-paper);
  font-size: clamp(var(--text-3xl), 6vw, 5.5rem);
}

.history-hero__lede {
  max-width: 62ch;
  margin: var(--space-lg) 0 0;
  color: var(--color-light-muted);
  font-size: var(--text-lg);
  line-height: 1.55;
}

.history-hero__note {
  max-width: 65ch;
  margin: var(--space-lg) 0 0;
  padding-block-start: var(--space-sm);
  border-block-start: var(--rule-thin) solid var(--color-rule-strong);
  color: var(--color-light-muted);
  font-size: var(--text-sm);
}

.history-figure {
  margin: 0;
}

.history-figure img {
  width: 100%;
  height: auto;
  border: var(--rule-thin) solid var(--color-rule-strong);
  background: var(--color-paper-3);
  object-fit: cover;
}

.history-hero__figure img {
  aspect-ratio: 3 / 2;
}

.history-figure figcaption {
  margin-block-start: var(--space-xs);
  color: var(--color-muted);
  font-size: var(--text-xs);
  line-height: 1.5;
}

.history-hero__figure figcaption {
  color: var(--color-light-muted);
}

.history-concept img {
  aspect-ratio: 16 / 10;
}

.history-concept figcaption {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2xs);
}

.history-concept figcaption span {
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}

.history-era-nav {
  position: relative;
  border-block-end: var(--rule-thin) solid var(--color-rule);
  background: var(--color-paper-2);
}

.history-era-nav__inner {
  display: flex;
  gap: var(--space-lg);
  padding-block: var(--space-sm);
  overflow-x: auto;
  scrollbar-width: thin;
}

.history-era-nav a {
  min-height: var(--profile-touch-target);
  display: inline-flex;
  align-items: center;
  color: var(--color-ink-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.history-era-nav a:hover {
  color: var(--color-accent-dark);
}

.history-intro {
  padding-block: clamp(var(--space-2xl), 8vw, var(--space-3xl));
}

.history-intro__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
}

.history-intro h2,
.history-next h2 {
  max-width: 16ch;
  color: var(--color-navy-deep);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-3xl));
}

.history-intro p,
.history-stage p,
.history-evidence p,
.history-close p {
  max-width: 68ch;
  margin-block-start: 0;
}

.history-intro p + p,
.history-stage p + p {
  margin-block-start: var(--space-sm);
}

.history-timeline {
  position: relative;
  padding-block-end: var(--space-3xl);
}

.history-timeline::before {
  content: "";
  position: absolute;
  inset-block: 0 var(--space-3xl);
  inset-inline-start: var(--space-sm);
  width: var(--rule-thin);
  background: var(--color-rule-strong);
}

.history-stage {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  padding: var(--space-2xl) 0 var(--space-2xl) var(--space-xl);
  border-block-start: var(--rule-thin) solid var(--color-rule);
}

.history-stage::before {
  content: "";
  position: absolute;
  inset-block-start: calc(var(--space-2xl) + var(--space-2xs));
  inset-inline-start: calc(var(--space-sm) - (var(--profile-dot-size) / 2));
  width: var(--profile-dot-size);
  height: var(--profile-dot-size);
  border: var(--rule-thin) solid var(--color-paper);
  background: var(--color-accent);
}

.history-stage__date {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  margin-block-end: var(--space-sm);
}

.history-stage__date time {
  color: var(--color-navy-deep);
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-3xl));
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: var(--tracking-tight);
  line-height: 1;
}

.history-stage__date span,
.history-source {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
}

.history-stage__date span {
  text-transform: uppercase;
}

.history-stage h2 {
  max-width: 20ch;
  color: var(--color-navy-deep);
  font-size: clamp(var(--text-xl), 3vw, var(--text-2xl));
}

.history-stage h2 + p {
  margin-block-start: var(--space-lg);
}

.history-source {
  max-width: 72ch;
  margin-block-start: var(--space-lg) !important;
  padding-block-start: var(--space-sm);
  border-block-start: var(--rule-thin) solid var(--color-rule);
  line-height: 1.55;
}

.history-stage__facts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xs);
  margin: var(--space-lg) 0 0;
}

.history-stage__facts div,
.history-dual-date div {
  padding: var(--space-sm);
  border-block-start: var(--profile-rule-accent) solid var(--color-accent);
  background: var(--color-paper-2);
}

.history-stage__facts dt {
  color: var(--color-navy-deep);
  font-weight: 800;
}

.history-stage__facts dd {
  margin: var(--space-2xs) 0 0;
  color: var(--color-muted);
}

.history-dual-date {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xs);
  margin-block-start: var(--space-lg);
}

.history-dual-date b,
.history-dual-date span {
  display: block;
}

.history-dual-date b {
  color: var(--color-navy-deep);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-variant-numeric: tabular-nums;
}

.history-dual-date span {
  margin-block-start: var(--space-2xs);
  color: var(--color-muted);
}

.history-figure--official {
  align-self: start;
  max-width: 27.375rem;
}

.history-evidence {
  padding-block: clamp(var(--space-2xl), 8vw, var(--space-3xl));
  background: var(--color-navy-deep);
  color: var(--color-paper);
}

.history-evidence__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
}

.history-evidence h2,
.history-close h2 {
  max-width: 16ch;
  color: var(--color-paper);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-3xl));
}

.history-evidence p,
.history-close p {
  margin-block-start: var(--space-lg);
  color: var(--color-light-muted);
}

.history-evidence__sources {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-xs);
  padding-block-start: var(--space-sm);
  border-block-start: var(--profile-rule-accent) solid var(--color-accent);
}

.history-evidence__sources h3 {
  margin: 0 0 var(--space-xs);
  font-family: var(--font-display);
  font-size: var(--text-lg);
}

.history-evidence__sources a {
  color: var(--color-light-muted);
  text-underline-offset: var(--space-3xs);
}

.history-next {
  padding-block: clamp(var(--space-2xl), 8vw, var(--space-3xl));
}

.history-routes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin-block-start: var(--space-xl);
  border-block-start: var(--rule-thin) solid var(--color-rule-strong);
}

.history-routes a {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2xs);
  padding-block: var(--space-lg);
  border-block-end: var(--rule-thin) solid var(--color-rule-strong);
  color: var(--color-ink);
  text-decoration: none;
  transition: color var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out);
}

.history-routes a:hover {
  color: var(--color-accent-dark);
  transform: translateX(var(--space-2xs));
}

.history-routes a:active {
  transform: translateX(0);
}

.history-routes a[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: var(--profile-disabled-opacity);
  pointer-events: none;
}

.history-routes span {
  color: var(--color-navy-deep);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
}

.history-routes b {
  max-width: 60ch;
  color: var(--color-muted);
  font-weight: 400;
}

.history-close {
  padding-block: clamp(var(--space-2xl), 8vw, var(--space-3xl));
  background: var(--color-navy-deep);
  color: var(--color-paper);
}

.history-close__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: center;
}

.history-button {
  justify-self: start;
  min-height: var(--profile-touch-target);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-inline: var(--space-lg);
  border: var(--rule-thin) solid var(--color-accent);
  border-radius: var(--radius-control);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: transform var(--dur-short) var(--ease-out), background-color var(--dur-short) var(--ease-out);
}

.history-button:hover {
  background: var(--color-accent-dark);
  transform: translateY(var(--lift));
}

.history-button:active {
  transform: translateY(0);
}

.history-button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: var(--profile-disabled-opacity);
  pointer-events: none;
}

.history-foot {
  padding-block: var(--space-xl);
  border-block-start: var(--rule-thin) solid var(--color-rule);
  background: var(--color-paper);
}

.history-foot__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
}

.history-foot__grid > div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2xs);
}

.history-foot img {
  width: min(100%, var(--profile-footer-logo-width));
  height: auto;
}

.history-foot p {
  max-width: 34ch;
  margin: var(--space-xs) 0 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.history-foot b {
  color: var(--color-navy-deep);
}

.history-foot a {
  color: var(--color-muted);
  text-decoration: none;
  white-space: nowrap;
}

.history-foot a:hover {
  color: var(--color-accent-dark);
}

@media (min-width: 42rem) {
  .history-stage__facts,
  .history-dual-date {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .history-routes a {
    grid-template-columns: minmax(12rem, .55fr) minmax(0, 1fr);
    align-items: center;
  }

  .history-foot__grid {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, .6fr) minmax(0, 1fr);
  }
}

@media (min-width: 60rem) {
  .history-wrap {
    width: min(calc(100% - (var(--space-lg) * 2)), var(--layout-max));
  }

  .history-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(28rem, .92fr);
  }

  .history-intro__grid,
  .history-evidence__grid {
    grid-template-columns: minmax(18rem, .72fr) minmax(0, 1.28fr);
    gap: var(--space-3xl);
  }

  .history-stage {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-2xl);
    padding-inline-start: var(--space-xl);
  }

  .history-stage::before {
    inset-inline-start: calc(var(--space-sm) - (var(--profile-dot-size) / 2));
  }

  .history-stage--media {
    grid-template-columns: minmax(18rem, .68fr) minmax(30rem, 1.32fr);
  }

  .history-stage--media.history-stage--reverse {
    grid-template-columns: minmax(30rem, 1.32fr) minmax(18rem, .68fr);
  }

  .history-stage--reverse .history-stage__body {
    grid-column: 2;
  }

  .history-stage--reverse .history-figure {
    grid-column: 1;
    grid-row: 1;
  }

  .history-close__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .history-button {
    justify-self: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .history-routes a,
  .history-button {
    transition-duration: var(--dur-reduced);
  }

  .history-routes a:hover,
  .history-button:hover {
    transform: none;
  }
}