.page-about {
  --about-gap: clamp(1.25rem, 3vw, 2rem);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

.page-about .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding-block: 1.25rem;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  color: rgba(30, 27, 24, 0.62);
}

.page-about .breadcrumbs a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 150, 63, 0.55);
}

.page-about .breadcrumbs a:hover,
.page-about .breadcrumbs a:focus-visible {
  color: var(--green);
  border-bottom-color: var(--green);
}

.page-about .manual-hero {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  padding-block: clamp(1rem, 3vw, 2rem) clamp(2rem, 5vw, 3.5rem);
  border-bottom: var(--rule);
}

.page-about .manual-hero .eyebrow {
  margin: 0 0 0.85rem;
}

.page-about .manual-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 1.15rem + 4vw, 3.9rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--green);
  max-width: 18ch;
  text-wrap: balance;
}

.page-about .manual-hero__side .lede {
  margin: 0 0 1.25rem;
  color: rgba(30, 27, 24, 0.82);
  line-height: 1.85;
  max-width: 46ch;
}

.page-about .hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-about .hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-left: 0.9rem;
  border-left: 2px solid var(--gold);
}

.page-about .fact-num {
  font-family: var(--font-mono);
  font-size: var(--step-2);
  line-height: 1;
  color: var(--terra);
  letter-spacing: 0.02em;
}

.page-about .fact-label {
  font-size: 0.875rem;
  line-height: 1.55;
  color: rgba(30, 27, 24, 0.72);
}

.page-about .manual-body {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-top: clamp(1.5rem, 4vw, 2.75rem);
}

.page-about .chapter-nav__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--terra);
}

.page-about .chapter-nav ol {
  list-style: none;
  margin: 0;
  padding: 0 0 0.4rem;
  display: flex;
  gap: 0.45rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-about .chapter-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.75rem;
  white-space: nowrap;
  text-decoration: none;
  font-size: 0.875rem;
  color: var(--green);
  background: rgba(232, 214, 184, 0.42);
  border-bottom: 2px solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.page-about .chapter-nav a span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--terra);
}

.page-about .chapter-nav a:hover,
.page-about .chapter-nav a:focus-visible,
.page-about .chapter-nav a.is-active {
  background: var(--green);
  color: var(--ivory);
  border-bottom-color: var(--gold);
}

.page-about .chapter-nav a:hover span,
.page-about .chapter-nav a:focus-visible span,
.page-about .chapter-nav a.is-active span {
  color: var(--gold-hi);
}

.page-about .manual-flow {
  min-width: 0;
}

.page-about .chapter {
  padding-block: clamp(2rem, 5vw, 3.5rem);
  border-top: var(--rule);
}

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

.page-about .chapter__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem 1rem;
  align-items: baseline;
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-about .chapter__num {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 0.9rem + 2vw, 2.4rem);
  line-height: 1;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.page-about .chapter__head .eyebrow {
  margin: 0 0 0.4rem;
}

.page-about .chapter h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 1.15rem + 1.8vw, 2.5rem);
  line-height: 1.22;
  color: var(--green);
  text-wrap: balance;
}

.page-about .chapter__intro {
  margin: 0 0 1.5rem;
  max-width: 62ch;
  line-height: 1.85;
  color: rgba(30, 27, 24, 0.82);
}

.page-about .chapter__body {
  display: grid;
  gap: var(--about-gap);
  min-width: 0;
}

.page-about .prose p {
  margin: 0 0 1rem;
  line-height: 1.85;
  color: rgba(30, 27, 24, 0.84);
  max-width: 62ch;
}

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

.page-about .chapter__aside {
  min-width: 0;
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.page-about .media {
  margin: 0;
  background: var(--sand);
  overflow: hidden;
}

.page-about .media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-about .media figcaption {
  margin: 0;
  padding: 0.65rem 0.85rem;
  background: var(--green);
  color: rgba(246, 241, 231, 0.86);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.6;
  letter-spacing: 0.03em;
}

.page-about .pullquote {
  margin: 0;
  padding: 0.35rem 0 0.35rem 1rem;
  border-left: 3px solid var(--gold);
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1rem + 0.9vw, 1.6rem);
  line-height: 1.5;
  color: var(--wine);
}

.page-about .timeline {
  list-style: none;
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(30, 27, 24, 0.14);
}

.page-about .timeline li {
  background: var(--ivory);
  padding: 1.1rem 1.1rem 1.35rem;
  border-left: 2px solid var(--gold);
}

.page-about .timeline__year {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--terra);
}

.page-about .timeline li h3 {
  margin: 0.5rem 0 0.35rem;
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: var(--green);
}

.page-about .timeline li p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: rgba(30, 27, 24, 0.76);
}

.page-about .roles {
  display: grid;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.page-about .role {
  border: var(--rule);
  background: rgba(232, 214, 184, 0.28);
}

.page-about .role summary {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: var(--green);
}

.page-about .role summary::-webkit-details-marker {
  display: none;
}

.page-about .role summary:hover,
.page-about .role summary:focus-visible {
  background: rgba(201, 150, 63, 0.18);
}

.page-about .role[open] summary {
  background: var(--green);
  color: var(--ivory);
}

.page-about .role__count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--terra);
}

.page-about .role[open] .role__count {
  color: var(--gold-hi);
}

.page-about .role__body {
  padding: 0.85rem 1rem 1.1rem;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: rgba(30, 27, 24, 0.78);
}

.page-about .process {
  list-style: none;
  margin: 0 0 clamp(1.5rem, 4vw, 2.25rem);
  padding: 0;
  display: grid;
  gap: 0.45rem;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
}

.page-about .process li {
  background: var(--green);
  color: var(--ivory);
  padding: 0.95rem 0.9rem 1.1rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: background-color 0.2s ease;
}

.page-about .process li:hover,
.page-about .process li:focus-within {
  background: var(--green-deep);
}

.page-about .step-idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--gold-hi);
}

.page-about .process strong {
  display: block;
  margin: 0.4rem 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--ivory);
}

.page-about .process .desc {
  display: block;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: rgba(246, 241, 231, 0.76);
}

.page-about .checks {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.page-about .checks li {
  padding-top: 0.55rem;
  border-top: 2px solid var(--gold);
  font-size: 0.9375rem;
  line-height: 1.68;
  color: rgba(30, 27, 24, 0.8);
}

.page-about .checks strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--green);
  margin-bottom: 0.15rem;
}

.page-about .coverage {
  background: rgba(169, 194, 201, 0.24);
  border-left: 2px solid var(--mist);
  padding: 1rem 1rem 1.15rem;
}

.page-about .coverage__label {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
}

.page-about .coverage-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.35rem;
  max-width: 260px;
}

.page-about .coverage-grid span {
  aspect-ratio: 1;
  background: rgba(246, 241, 231, 0.9);
  border: 1px solid rgba(18, 59, 50, 0.2);
}

.page-about .coverage-grid .is-home {
  background: var(--gold);
  border-color: var(--terra);
}

.page-about .coverage__note {
  margin: 0.8rem 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(30, 27, 24, 0.76);
}

.page-about .archive {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-about .archive li {
  padding: 0.95rem 1rem 1.05rem;
  background: rgba(232, 214, 184, 0.34);
  border-left: 3px solid var(--gold);
}

.page-about .archive__idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--wine);
}

.page-about .archive li h3 {
  margin: 0.3rem 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--green);
}

.page-about .archive li p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(30, 27, 24, 0.78);
}

.page-about .aftercare-links {
  margin: 1.35rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: rgba(30, 27, 24, 0.8);
  max-width: 62ch;
}

.page-about .aftercare-links a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 1px;
}

.page-about .aftercare-links a:hover,
.page-about .aftercare-links a:focus-visible {
  color: var(--terra);
  border-bottom-color: var(--terra);
}

.page-about .manual-cta {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  padding: clamp(1.5rem, 4vw, 2.75rem);
  background: var(--green);
  color: var(--ivory);
  display: grid;
  gap: 1.35rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-about .manual-cta h2 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 1.1rem + 1.1vw, 1.9rem);
  line-height: 1.3;
  color: var(--ivory);
}

.page-about .manual-cta p {
  margin: 0;
  max-width: 52ch;
  line-height: 1.8;
  color: rgba(246, 241, 231, 0.82);
  font-size: 0.9375rem;
}

.page-about .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-items: center;
}

@media (min-width: 720px) {
  .page-about .timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-about .manual-hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-about .manual-body {
    grid-template-columns: 168px minmax(0, 1fr);
    align-items: start;
  }

  .page-about .chapter-nav {
    position: sticky;
    top: 5.5rem;
  }

  .page-about .chapter-nav ol {
    flex-direction: column;
    overflow: visible;
  }

  .page-about .chapter-nav a {
    justify-content: flex-start;
    width: 100%;
    padding: 0.55rem 0.7rem;
  }

  .page-about .chapter__body--wide {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-about .chapter__body--aside {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-about .chapter__aside {
    position: sticky;
    top: 5.5rem;
  }

  .page-about .manual-cta {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-about .cta-row {
    justify-content: flex-end;
  }
}

@media (min-width: 1180px) {
  .page-about .manual-body {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(2rem, 3vw, 3.5rem);
  }

  .page-about .chapter__body--wide {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  }
}