.page-about {
  --about-sheet: #F4F1E8;
  --about-ink: #16211D;
  --about-ink-soft: #4A5B54;
  --about-gap: clamp(1.5rem, 4vw, 3.5rem);
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 0 var(--gutter) clamp(3rem, 8vw, 6rem);
  background: var(--c-void);
  color: var(--c-white);
}

.page-about .breadcrumb {
  padding-block: 1rem 0.5rem;
  font-size: var(--fs-12);
}

.page-about .crumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--c-body);
}

.page-about .crumb-link {
  color: var(--c-body);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-about .crumb-link:hover {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-about .crumb-sep {
  color: var(--c-line);
}

.page-about .crumb-current {
  color: var(--c-cyan);
}

.page-about .about-hero {
  padding-block: clamp(1.5rem, 5vw, 3rem) clamp(1.5rem, 4vw, 2.5rem);
}

.page-about .about-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--about-gap);
  align-items: start;
}

.page-about .eyebrow {
  font-family: var(--font-serif);
  font-size: var(--fs-14);
  letter-spacing: 0.18em;
  color: var(--c-mist);
  margin: 0 0 1rem;
}

.page-about h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 8vw, 4.5rem);
  line-height: 0.98;
  letter-spacing: -0.015em;
  margin: 0 0 1.25rem;
  color: var(--c-white);
  text-wrap: balance;
}

.page-about .about-lede {
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--c-body);
  margin: 0 0 1rem;
  max-width: 62ch;
}

.page-about .about-lede-sub {
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--c-body);
  margin: 0 0 1.75rem;
  max-width: 62ch;
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-about .about-factsheet {
  background: var(--c-pine);
  border: 1px solid var(--c-line);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.35);
  padding: 1.25rem 1.25rem 1.5rem;
}

.page-about .factsheet-title {
  font-family: var(--font-serif);
  font-size: var(--fs-14);
  letter-spacing: 0.16em;
  color: var(--c-cyan);
  margin: 0 0 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--c-line);
}

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

.page-about .factsheet-list li {
  display: grid;
  gap: 0.15rem;
}

.page-about .factsheet-key {
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--c-body);
}

.page-about .factsheet-val {
  font-size: var(--fs-14);
  color: var(--c-white);
  line-height: 1.5;
}

.page-about .stat-band {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(1.75rem, 5vw, 3rem);
  background: var(--c-line);
  border-block: 1px solid var(--c-line);
}

.page-about .stat {
  background: var(--c-void);
  padding: 1rem 0.85rem;
  display: grid;
  gap: 0.25rem;
}

.page-about .stat-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 5vw, 2.125rem);
  line-height: 1.05;
  color: var(--c-cyan);
  border-bottom: 2px solid var(--c-line);
  padding-bottom: 0.25rem;
}

.page-about .stat-label {
  font-size: var(--fs-12);
  color: var(--c-body);
  letter-spacing: 0.04em;
}

.page-about .about-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--about-gap);
  margin-top: clamp(2rem, 5vw, 3.5rem);
}

.page-about .about-toc {
  align-self: start;
}

.page-about .toc-title {
  font-family: var(--font-serif);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--c-body);
  margin: 0 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--c-line);
}

.page-about .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-about .toc-link {
  display: block;
  padding: 0.5rem 0.25rem 0.5rem 0.75rem;
  font-size: var(--fs-14);
  color: var(--c-body);
  text-decoration: none;
  border-left: 2px solid var(--c-line);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-about .toc-link:hover,
.page-about .toc-link[aria-current] {
  color: var(--c-cyan);
  border-left-color: var(--c-cyan);
}

.page-about .about-article {
  background: var(--about-sheet);
  color: var(--about-ink);
  border: 1px solid var(--c-line);
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.3);
  padding: clamp(1.25rem, 3.5vw, 3rem);
  min-width: 0;
}

.page-about .about-section + .about-section {
  margin-top: clamp(2.5rem, 6vw, 4.5rem);
  padding-top: clamp(2rem, 5vw, 3.5rem);
  border-top: 1px solid rgba(22, 48, 42, 0.22);
}

.page-about .about-sec-head {
  margin-bottom: 1.5rem;
}

.page-about .about-sec-head .eyebrow {
  color: var(--c-pine);
  font-size: var(--fs-12);
  margin-bottom: 0.6rem;
}

.page-about .about-article h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 5vw, 2.125rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 0.75rem;
  color: var(--about-ink);
}

.page-about .about-sec-desc {
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--about-ink-soft);
  margin: 0;
  max-width: 58ch;
}

.page-about .about-figure {
  margin: 0 0 1.75rem;
  border: 1px solid rgba(22, 48, 42, 0.28);
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 21 / 9;
}

.page-about .media-label {
  display: block;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--about-ink-soft);
  padding: 0.5rem 0.25rem 0;
  border-top: 1px solid rgba(22, 48, 42, 0.16);
  margin-top: 0.5rem;
}

.page-about .flow-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
}

.page-about .flow-step {
  background: var(--c-carbon);
  color: var(--c-paper);
  border: 1px solid var(--c-line);
  padding: 0;
  min-width: 0;
}

.page-about .flow-step[open] {
  border-color: var(--c-cyan);
  box-shadow: 4px 4px 0 rgba(10, 26, 22, 0.28);
}

.page-about .flow-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1rem;
  cursor: pointer;
  list-style: none;
}

.page-about .flow-head::-webkit-details-marker {
  display: none;
}

.page-about .flow-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-20);
  color: var(--c-cyan);
  line-height: 1;
}

.page-about .flow-name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-20);
  letter-spacing: 0.02em;
  color: var(--c-white);
}

.page-about .flow-hint {
  margin-left: auto;
  width: 1.25rem;
  height: 1.25rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--c-line);
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--c-mist);
}

.page-about .flow-hint::before {
  content: "+";
}

.page-about .flow-step[open] .flow-hint::before {
  content: "−";
}

.page-about .flow-body {
  padding: 0 1rem 1.1rem;
  border-top: 1px solid var(--c-line);
}

.page-about .flow-body p {
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--c-body);
  margin: 0.85rem 0 0;
}

.page-about .flow-role .tag {
  font-size: var(--fs-12);
  color: var(--c-cyan);
  border: 1px solid var(--c-cyan);
  padding: 0.15rem 0.5rem;
  display: inline-block;
}

.page-about .flow-output {
  font-size: var(--fs-12);
  color: var(--c-mist);
  border-top: 1px dashed var(--c-line);
  padding-top: 0.65rem;
}

.page-about .flow-key {
  font-family: var(--font-mono);
  color: var(--c-diff);
  margin-right: 0.4rem;
  letter-spacing: 0.08em;
}

.page-about .team-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.page-about .team-text p {
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--about-ink);
  margin: 0 0 1rem;
}

.page-about .team-figure {
  margin: 0;
}

.page-about .timeline {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0 0 0 1.5rem;
  border-left: 1px solid rgba(22, 48, 42, 0.3);
  display: grid;
  gap: 1.5rem;
}

.page-about .tl-item {
  position: relative;
  padding: 0.25rem 0 0.25rem 0.25rem;
  outline: none;
}

.page-about .tl-mark {
  position: absolute;
  left: -1.95rem;
  top: 0.45rem;
  width: 0.75rem;
  height: 0.75rem;
  background: var(--c-cyan);
  border: 2px solid var(--c-pine);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about .tl-item:hover .tl-mark,
.page-about .tl-item:focus-visible .tl-mark {
  transform: scale(1.25);
  box-shadow: 0 0 0 4px rgba(0, 229, 195, 0.28);
}

.page-about .tl-era {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--c-pine);
  margin: 0 0 0.35rem;
}

.page-about .tl-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-20);
  line-height: 1.25;
  margin: 0 0 0.45rem;
  color: var(--about-ink);
}

.page-about .tl-text {
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--about-ink-soft);
  margin: 0;
  max-width: 58ch;
}

.page-about .tl-item--current .tl-title {
  color: var(--c-pine);
}

.page-about .tl-tagline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.75rem 0 0;
}

.page-about .tl-tagline .tag {
  font-size: var(--fs-12);
  padding: 0.15rem 0.5rem;
  border: 1px solid var(--c-pine);
  color: var(--c-pine);
}

.page-about .tl-tagline .tag-accent {
  border-color: var(--c-pine);
  color: var(--c-pine);
  background: rgba(0, 229, 195, 0.22);
}

.page-about .tl-tagline .tag-diff {
  border-color: var(--c-diff);
  color: var(--c-diff);
}

.page-about .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem;
}

.page-about .partner-card {
  background: rgba(22, 48, 42, 0.06);
  border: 1px solid rgba(22, 48, 42, 0.24);
  padding: 1.1rem 1rem 1.25rem;
}

.page-about .partner-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.75rem, 6vw, 2.6rem);
  line-height: 1;
  color: var(--c-pine);
  margin: 0 0 0.5rem;
  border-bottom: 2px solid rgba(22, 48, 42, 0.25);
  padding-bottom: 0.35rem;
  display: inline-block;
}

.page-about .partner-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-20);
  margin: 0 0 0.5rem;
  color: var(--about-ink);
}

.page-about .partner-text {
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--about-ink-soft);
  margin: 0;
}

.page-about .partner-link {
  display: inline-block;
  margin-top: 0.85rem;
  font-size: var(--fs-14);
  color: var(--c-pine);
  text-decoration: none;
  border-bottom: 3px solid var(--c-cyan);
  padding-bottom: 1px;
}

.page-about .partner-link:hover {
  color: var(--about-ink);
  border-bottom-color: var(--c-pine);
}

.page-about .service-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: rgba(22, 48, 42, 0.22);
  border: 1px solid rgba(22, 48, 42, 0.22);
  margin-bottom: 1.25rem;
}

.page-about .service-item {
  background: var(--about-sheet);
  padding: 1rem;
}

.page-about .service-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-20);
  margin: 0 0 0.4rem;
  color: var(--about-ink);
}

.page-about .service-item p {
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--about-ink-soft);
  margin: 0;
}

.page-about .service-contact {
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--about-ink-soft);
  margin: 0 0 1.25rem;
  padding: 0.75rem 0 0;
  border-top: 1px solid rgba(22, 48, 42, 0.2);
}

.page-about .service-contact a {
  color: var(--c-pine);
  text-decoration: none;
  border-bottom: 3px solid var(--c-cyan);
}

.page-about .about-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-about .about-cta-row .btn-primary {
  background: var(--c-cyan);
  color: var(--c-void);
  border: 1px solid var(--c-cyan);
}

.page-about .about-cta-row .btn-ghost {
  background: transparent;
  color: var(--c-pine);
  border: 1px solid var(--c-pine);
}

@media (min-width: 640px) {
  .page-about .stat-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-about .partner-card--wide {
    grid-column: 1 / -1;
  }

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

@media (min-width: 900px) {
  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-about .team-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 2rem;
  }
}

@media (min-width: 1040px) {
  .page-about .about-body {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-about .about-toc {
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
  }

  .page-about .flow-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .toc-link,
  .page-about .tl-mark {
    transition: none;
  }

  .page-about .tl-item:hover .tl-mark,
  .page-about .tl-item:focus-visible .tl-mark {
    transform: none;
  }
}
<<<END>>>