.page-about {
  --about-gap: clamp(32px, 6vw, 72px);
  --about-shadow: 8px 8px 0 rgba(18, 58, 94, 0.55);
}

.page-about .about-hero {
  padding: clamp(24px, 5vw, 56px) 0 clamp(32px, 6vw, 72px);
  border-bottom: 1px solid var(--line);
}

.page-about .about-hero-grid {
  display: grid;
  gap: clamp(24px, 5vw, 48px);
  align-items: end;
}

.page-about .about-hero-main {
  min-width: 0;
}

.page-about .about-h1 {
  margin: 12px 0 clamp(18px, 3vw, 28px);
  font-size: clamp(2.1rem, 7vw, 4.2rem);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-about .about-h1 span {
  display: block;
}

.page-about .about-h1 span:last-child {
  color: var(--gold);
}

.page-about .about-lede {
  max-width: 38em;
  margin: 0 0 14px;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.8;
  color: var(--text);
}

.page-about .about-lede--sub {
  color: var(--muted);
  font-size: var(--fs-body);
}

.page-about .about-facts {
  display: grid;
  gap: 2px;
  margin: 0;
  padding-top: 14px;
  border-top: 2px solid var(--gold);
}

.page-about .about-fact {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

.page-about .about-fact dt {
  font-size: var(--fs-small);
  color: var(--muted);
}

.page-about .about-fact dd {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--amber);
}

.page-about .about-body-section {
  padding-top: clamp(32px, 6vw, 64px);
}

.page-about .about-body {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
}

.page-about .about-toc {
  padding-left: 16px;
  border-left: 2px solid var(--line);
  margin: 0;
}

.page-about .about-toc .eyebrow {
  margin: 0 0 12px;
}

.page-about .about-toc-list {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .toc-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0;
  font-size: var(--fs-small);
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-about .about-toc-num {
  font-size: 0.75rem;
  color: var(--muted-dim);
}

.page-about .toc-link:hover,
.page-about .toc-link:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--line);
}

.page-about .toc-link[aria-current="true"] {
  color: var(--gold);
  font-weight: 700;
}

.page-about .toc-link[aria-current="true"] .about-toc-num {
  color: var(--gold);
}

.page-about .about-chapter {
  padding-bottom: clamp(32px, 6vw, 64px);
  margin-bottom: clamp(32px, 6vw, 64px);
  border-bottom: 1px solid var(--line);
  min-width: 0;
}

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

.page-about .about-chapter .section-title {
  margin: 8px 0 clamp(16px, 3vw, 26px);
  font-size: clamp(1.5rem, 3.6vw, 2.25rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.page-about .about-chapter .eyebrow {
  color: var(--gold);
}

.page-about .about-p {
  max-width: 38em;
  margin: 0 0 16px;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--text);
}

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

.page-about .about-figure {
  margin: clamp(20px, 4vw, 32px) 0 0;
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--harbor);
}

.page-about .about-figure--wide img {
  aspect-ratio: 14 / 8;
}

.page-about .about-figure--side img {
  aspect-ratio: 3 / 2;
}

.page-about .about-figure .media-caption {
  margin-top: 10px;
  font-size: 0.8125rem;
  color: var(--muted-dim);
  line-height: 1.7;
}

.page-about .about-timeline {
  display: grid;
  gap: clamp(22px, 4vw, 34px);
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-stage {
  position: relative;
  padding-left: clamp(20px, 4vw, 34px);
  border-left: 1px solid var(--line);
}

.page-about .about-stage::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 12px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(245, 166, 35, 0.16);
}

.page-about .about-stage-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 6px;
}

.page-about .about-stage-year {
  font-size: clamp(1.9rem, 7vw, 2.9rem);
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
  letter-spacing: -0.03em;
}

.page-about .about-stage-ver {
  padding: 3px 10px;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--amber);
  border: 1px solid var(--line);
  background: var(--deck);
}

.page-about .about-stage-title {
  margin: 0 0 8px;
  font-size: var(--fs-card);
  font-weight: 800;
  color: var(--text);
}

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

.page-about .about-paper {
  padding: clamp(22px, 4vw, 40px);
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: var(--about-shadow);
}

.page-about .about-paper .section-title {
  color: var(--ink);
}

.page-about .about-paper .about-p {
  color: #2b3a45;
}

.page-about .about-paper .eyebrow {
  color: var(--mint-deep);
}

.page-about .about-principles {
  display: grid;
  gap: 20px;
  margin: clamp(20px, 4vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-principle {
  padding-top: 14px;
  border-top: 1px solid rgba(11, 15, 20, 0.16);
}

.page-about .about-principle-num {
  display: inline-block;
  margin-bottom: 6px;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--mint-deep);
}

.page-about .about-principle h3 {
  margin: 0 0 6px;
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--ink);
}

.page-about .about-principle p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: #37464f;
}

.page-about .about-team {
  display: grid;
  gap: 16px;
  margin: clamp(20px, 4vw, 30px) 0 clamp(20px, 4vw, 28px);
  padding: 0;
  list-style: none;
}

.page-about .about-team-item {
  padding: 18px;
  background: var(--harbor);
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
}

.page-about .about-team-num {
  display: block;
  margin-bottom: 8px;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--mint);
}

.page-about .about-team-item h3 {
  margin: 0 0 6px;
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--text);
}

.page-about .about-team-item p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-note {
  margin: clamp(20px, 4vw, 30px) 0;
  padding: 18px 20px;
  border-left: 3px solid var(--mint);
  background: rgba(79, 224, 176, 0.06);
}

.page-about .about-note-title {
  margin: 0 0 8px;
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--mint);
}

.page-about .about-note .about-p {
  font-size: 0.9375rem;
  color: var(--muted);
}

.page-about .about-catalogue {
  display: grid;
  gap: clamp(20px, 4vw, 28px);
  margin: clamp(18px, 3vw, 26px) 0;
}

.page-about .about-catalogue-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-about .about-catalogue-list li {
  display: grid;
  grid-template-columns: 2.2em 1fr;
  align-items: baseline;
  gap: 4px 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-about .about-cat-num {
  font-size: 0.75rem;
  color: var(--gold);
}

.page-about .about-catalogue-list a,
.page-about .about-cat-now {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.page-about .about-catalogue-list a:hover,
.page-about .about-catalogue-list a:focus-visible {
  color: var(--amber);
  text-decoration: underline;
}

.page-about .about-cat-now {
  color: var(--amber);
}

.page-about .about-cat-desc {
  grid-column: 2;
  font-size: 0.75rem;
  color: var(--muted-dim);
}

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

.page-about .about-stats {
  display: grid;
  gap: 14px;
  margin: clamp(20px, 4vw, 28px) 0;
  padding: 0;
  list-style: none;
}

.page-about .about-stat {
  padding: 16px;
  background: var(--deck);
  border: 1px solid var(--line);
}

.page-about .about-stat-num {
  display: block;
  font-size: clamp(1.6rem, 5vw, 2.1rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--amber);
  letter-spacing: -0.02em;
}

.page-about .about-stat-label {
  display: block;
  margin-top: 6px;
  font-size: 0.8125rem;
  color: var(--muted);
}

.page-about .about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 4vw, 28px);
}

@media (min-width: 700px) {
  .page-about .about-principles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 28px;
  }

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

  .page-about .about-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-about .about-catalogue-list li {
    grid-template-columns: 2.4em minmax(0, 1fr) auto;
    gap: 0 14px;
  }

  .page-about .about-cat-desc {
    grid-column: 3;
    text-align: right;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.85fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-about .about-catalogue {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

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

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

@media (min-width: 960px) {
  .page-about .about-body {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: clamp(36px, 6vw, 80px);
    align-items: start;
  }

  .page-about .about-toc {
    position: sticky;
    top: calc(var(--head-h) + 28px);
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .toc-link {
    transition: none;
  }
}
<<<END>>>