.page-about {
  --about-rail: 190px;
  --about-shadow: 3px 3px 0 rgba(23, 22, 20, .88);
  padding-bottom: clamp(3rem, 8vw, 5rem);
}

.page-about .about-hero {
  position: relative;
  padding-block: clamp(1.5rem, 5vw, 3.25rem);
  border-bottom: var(--line);
  background: linear-gradient(180deg, var(--snow) 0%, var(--paper) 100%);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 8px;
  background: linear-gradient(
    90deg,
    var(--vermilion) 0 20%,
    var(--gold) 20% 40%,
    var(--flag-blue) 40% 60%,
    var(--amber) 60% 80%,
    var(--indigo) 80% 100%
  );
}

.page-about .about-hero .breadcrumb {
  margin-bottom: 1.5rem;
}

.page-about .hero-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-about .hero-main h1 {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.2vw, 3.3rem);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--ink);
  margin: 0 0 1.15rem;
  text-wrap: balance;
}

.page-about .hero-lede {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(.97rem, 1.5vw, 1.08rem);
  line-height: 1.8;
  color: var(--ink-72);
}

.page-about .hero-facts {
  position: relative;
  background: var(--indigo);
  border: var(--line);
  box-shadow: 6px 6px 0 rgba(23, 22, 20, .88);
  padding: clamp(1.1rem, 3vw, 1.5rem);
}

.page-about .hero-facts::after {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px dashed var(--gold-45);
  pointer-events: none;
}

.page-about .hero-facts__title {
  margin: 0 0 1rem;
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-about .hero-facts__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .8rem;
}

.page-about .hero-facts__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: .55rem;
  border-bottom: 1px solid rgba(255, 251, 244, .18);
}

.page-about .hero-facts__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .hero-facts__num {
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(1.2rem, 3vw, 1.45rem);
  color: var(--gold);
  line-height: 1;
}

.page-about .hero-facts__unit {
  font-size: .78em;
  margin-left: .1em;
}

.page-about .hero-facts__label {
  font-size: .82rem;
  color: var(--snow-72);
  text-align: right;
}

.page-about .about-shell {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-top: clamp(2rem, 5vw, 3.5rem);
}

.page-about .rail {
  display: none;
}

.page-about .rail__title {
  margin: 0 0 .8rem;
  padding-left: .95rem;
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .2em;
  color: var(--slate);
}

.page-about .rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 3px solid var(--ink);
}

.page-about .rail__link {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: .5rem .65rem;
  margin-left: -3px;
  padding: .6rem .95rem;
  border-left: 3px solid transparent;
  text-decoration: none;
  color: var(--ink-72);
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-about .rail__link:hover,
.page-about .rail__link:focus-visible {
  color: var(--ink);
  border-left-color: var(--vermilion);
  background: var(--snow);
}

.page-about .rail__num {
  font-family: var(--mono);
  font-size: .74rem;
  font-weight: 600;
  color: var(--vermilion);
}

.page-about .rail__label {
  font-size: .88rem;
  font-weight: 500;
}

.page-about .rail__year {
  grid-column: 2;
  font-family: var(--mono);
  font-size: .68rem;
  color: var(--slate);
}

.page-about .chapter {
  padding-block: clamp(1.75rem, 4.5vw, 2.75rem);
  border-bottom: 1px solid var(--hair);
}

.page-about .chapter:first-child {
  padding-top: 0;
}

.page-about .chapter:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .chapter__marker {
  display: flex;
  align-items: center;
  gap: .7rem;
  margin-bottom: 1rem;
}

.page-about .chapter__num {
  display: inline-block;
  padding: .12rem .5rem;
  background: var(--vermilion);
  color: var(--snow);
  font-family: var(--mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .04em;
}

.page-about .chapter__year {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--slate);
}

.page-about .chapter h2 {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  line-height: 1.26;
  color: var(--ink);
  margin: 0 0 .9rem;
  text-wrap: balance;
}

.page-about .prose {
  max-width: 64ch;
  color: var(--ink-72);
  font-size: .96rem;
  line-height: 1.82;
}

.page-about .prose p {
  margin: 0 0 1rem;
}

.page-about .prose p:last-child {
  margin-bottom: 0;
}

.page-about .prose a {
  color: var(--flag-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1.5px;
}

.page-about .prose a:hover {
  color: var(--vermilion);
}

.page-about .chapter-split {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-about .about-figure {
  margin: 1.5rem 0 0;
  border: var(--line);
  background: var(--snow);
  box-shadow: var(--hard-sm);
}

.page-about .chapter-split .about-figure {
  margin: 0;
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-figure figcaption {
  padding: .6rem .9rem;
  border-top: 1px solid var(--hair);
  font-family: var(--mono);
  font-size: .72rem;
  line-height: 1.6;
  color: var(--slate);
}

.page-about .timeline {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-about .timeline__item {
  position: relative;
  padding-left: 1.75rem;
  padding-bottom: 1.4rem;
}

.page-about .timeline__item:last-child {
  padding-bottom: 0;
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: .38rem;
  width: 12px;
  height: 12px;
  box-sizing: border-box;
  border: 3px solid var(--ink);
  border-radius: 50%;
  background: var(--snow);
}

.page-about .timeline__item::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1.05rem;
  bottom: 0;
  width: 2px;
  background: var(--gold-45);
}

.page-about .timeline__item:last-child::after {
  display: none;
}

.page-about .timeline__item--current::before {
  border-color: var(--vermilion);
  background: var(--vermilion);
  box-shadow: 0 0 0 4px rgba(195, 58, 44, .18);
}

.page-about .timeline__year {
  display: inline-block;
  margin-bottom: .25rem;
  font-family: var(--mono);
  font-size: .88rem;
  font-weight: 600;
  color: var(--indigo);
}

.page-about .timeline__item--current .timeline__year {
  color: var(--vermilion);
}

.page-about .timeline__text {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--ink-72);
}

.page-about .chapter__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.5rem;
}

.page-about .team-map {
  margin-top: 1.75rem;
  border: var(--line);
  background: var(--snow);
  box-shadow: var(--hard-sm);
  padding: clamp(1rem, 3vw, 1.5rem);
}

.page-about .team-map__root {
  display: inline-flex;
  align-items: baseline;
  gap: .4rem;
  margin: 0 0 1.25rem;
  padding: .45rem .9rem;
  background: var(--indigo);
  color: var(--snow-72);
  border: 2px solid var(--indigo);
  font-family: var(--mono);
  font-size: .78rem;
  letter-spacing: .06em;
}

.page-about .team-map__count {
  color: var(--gold);
  font-size: 1.05rem;
  font-weight: 600;
}

.page-about .team-map__grid {
  display: grid;
  gap: .7rem;
}

.page-about .team-card {
  border: 2px solid var(--ink);
  background: var(--paper);
  box-shadow: var(--about-shadow);
}

.page-about .role-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  width: 100%;
  padding: .72rem .9rem;
  border: 0;
  background: var(--snow);
  font-family: var(--sans);
  font-size: .95rem;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.page-about .role-trigger:hover,
.page-about .role-trigger:focus-visible {
  background: var(--paper);
  color: var(--vermilion);
}

.page-about .role-trigger__arrow,
.page-about .coop-trigger__arrow {
  flex: none;
  width: .5rem;
  height: .5rem;
  border-right: 2px solid var(--vermilion);
  border-bottom: 2px solid var(--vermilion);
  transform: rotate(45deg);
  transition: transform .2s var(--ease);
}

.page-about .role-trigger[aria-expanded="true"] .role-trigger__arrow,
.page-about .coop-trigger[aria-expanded="true"] .coop-trigger__arrow {
  transform: rotate(-135deg);
}

.page-about .role-trigger + .accordion__panel {
  padding: .6rem .9rem .9rem;
  border-top: 1px solid var(--hair);
}

.page-about .role-text {
  margin: 0;
  font-size: .88rem;
  line-height: 1.78;
  color: var(--ink-72);
}

.page-about .stamps {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-about .stamp {
  position: relative;
  border: var(--line);
  background: var(--snow);
  box-shadow: var(--hard-sm);
  padding: clamp(1rem, 2.5vw, 1.3rem);
}

.page-about .stamp__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.05rem;
  height: 2.05rem;
  border-radius: 50%;
  background: var(--vermilion);
  color: var(--snow);
  font-family: var(--mono);
  font-size: .82rem;
  font-weight: 600;
  transform: rotate(-7deg);
  margin-bottom: .8rem;
}

.page-about .stamp__title {
  margin: 0 0 .5rem;
  font-family: var(--serif);
  font-weight: 900;
  font-size: 1.05rem;
  color: var(--indigo);
}

.page-about .stamp__text {
  margin: 0;
  font-size: .88rem;
  line-height: 1.78;
  color: var(--ink-72);
}

.page-about .coop-acc {
  margin-top: 1.5rem;
  border: var(--line);
  background: var(--snow);
  box-shadow: var(--hard-sm);
}

.page-about .coop-acc .accordion__item + .accordion__item {
  border-top: 1px solid var(--hair);
}

.page-about .coop-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  width: 100%;
  padding: .9rem 1rem;
  border: 0;
  background: var(--snow);
  font-family: var(--sans);
  font-size: .98rem;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.page-about .coop-trigger:hover,
.page-about .coop-trigger:focus-visible {
  background: var(--paper);
  color: var(--vermilion);
}

.page-about .coop-trigger + .accordion__panel {
  padding: .25rem 1rem 1rem;
}

.page-about .coop-text {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--ink-72);
}

.page-about .about-figure--network {
  margin-top: 1.75rem;
}

.page-about .contact-block {
  margin-top: 1.5rem;
  display: grid;
  gap: 1rem;
  padding: clamp(1rem, 3vw, 1.4rem);
  background: var(--indigo);
  border: var(--line);
  box-shadow: var(--hard-sm);
}

.page-about .contact-block__item {
  display: grid;
  gap: .2rem;
  padding-bottom: .85rem;
  border-bottom: 1px dashed var(--gold-45);
}

.page-about .contact-block__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .contact-block__label {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-about .contact-block__value {
  font-size: .95rem;
  line-height: 1.7;
  color: var(--snow);
  word-break: break-word;
}

@media (min-width: 640px) {
  .page-about .team-map__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .contact-block {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .contact-block__item:last-child {
    grid-column: 1 / -1;
    border-top: 1px dashed var(--gold-45);
    padding-top: .85rem;
  }
}

@media (min-width: 700px) {
  .page-about .stamps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 840px) {
  .page-about .hero-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-about .chapter-split {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
  }

  .page-about .chapter-split .about-figure {
    margin-top: .35rem;
  }
}

@media (min-width: 1000px) {
  .page-about .about-shell {
    grid-template-columns: var(--about-rail) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.25rem);
  }

  .page-about .rail {
    display: block;
    position: sticky;
    top: 5.5rem;
    align-self: start;
    max-height: calc(100vh - 7.5rem);
    overflow-y: auto;
    padding-right: .35rem;
  }

  .page-about .team-map__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .contact-block {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .contact-block__item:last-child {
    grid-column: auto;
    border-top: 0;
    padding-top: 0;
  }

  .page-about .chapter:first-child {
    padding-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .rail__link,
  .page-about .role-trigger,
  .page-about .coop-trigger,
  .page-about .role-trigger__arrow,
  .page-about .coop-trigger__arrow {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>