.page-about {
  background: var(--navy);
  color: var(--cream);
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3vw, 28px) 0 clamp(40px, 7vw, 88px);
  background:
    radial-gradient(circle at 84% 10%, rgba(226, 58, 46, 0.22), transparent 46%),
    radial-gradient(circle at 4% 92%, rgba(31, 224, 200, 0.12), transparent 52%),
    var(--navy);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -56px;
  right: -56px;
  width: 220px;
  height: 220px;
  background: var(--checker);
  background-size: 28px 28px;
  opacity: 0.18;
  transform: rotate(14deg);
  pointer-events: none;
}

.page-about .breadcrumbs {
  position: relative;
  font-size: 12px;
  letter-spacing: 0.12em;
  margin-bottom: clamp(22px, 4vw, 40px);
  color: rgba(244, 239, 228, 0.62);
}

.page-about .breadcrumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-about .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--stone);
}

.page-about .breadcrumbs a {
  color: rgba(244, 239, 228, 0.9);
  text-decoration: none;
  border-bottom: 1px solid rgba(138, 140, 134, 0.5);
}

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

.page-about .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-about .hero-title {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.04em;
  margin: 10px 0 0;
  color: var(--white);
}

.page-about .hero-lead {
  margin-top: clamp(16px, 2.4vw, 24px);
  max-width: 33em;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(244, 239, 228, 0.82);
}

.page-about .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-about .about-stack {
  position: relative;
  margin: 0;
  transform: rotate(-1.5deg);
  border: 1px solid rgba(138, 140, 134, 0.45);
  background: var(--navy-2);
  box-shadow:
    10px 10px 0 -1px rgba(11, 27, 51, 0.9),
    10px 10px 0 0 rgba(226, 58, 46, 0.4),
    22px 22px 0 -1px rgba(11, 27, 51, 0.9),
    22px 22px 0 0 rgba(31, 224, 200, 0.16);
}

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

.page-about .about-stack::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 46px;
  height: 46px;
  background: var(--checker);
  background-size: 15px 15px;
}

.page-about .about-band {
  position: relative;
  padding: clamp(34px, 5.4vw, 72px) 0;
  border-top: var(--line);
}

.page-about .about-band--deep {
  background: var(--navy-2);
  color: var(--cream);
}

.page-about .about-band--dark {
  background: var(--navy);
  color: var(--cream);
}

.page-about .about-band--cream {
  background: var(--cream);
  color: var(--ink);
  border-top: var(--wa-line);
}

.page-about .about-band--cream .annotation,
.page-about .about-band--cream .cluster__lead,
.page-about .about-band--cream .cluster__foot,
.page-about .about-band--cream p,
.page-about .about-band--cream li {
  color: rgba(11, 27, 51, 0.82);
}

.page-about .about-band--cream a {
  color: var(--coral-deep);
}

.page-about .cluster__head {
  display: flex;
  align-items: flex-start;
  gap: clamp(12px, 2.2vw, 22px);
  margin-bottom: clamp(16px, 2.6vw, 26px);
}

.page-about .cluster__num {
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-weight: 600;
  font-size: clamp(38px, 7vw, 78px);
  line-height: 0.84;
  letter-spacing: -0.04em;
  color: var(--coral);
  text-decoration: none;
  transition: color 200ms var(--ease);
}

.page-about .cluster__num:hover,
.page-about .cluster__num:focus-visible {
  color: var(--cyan);
}

.page-about .cluster__headtext {
  padding-top: 4px;
}

.page-about .cluster__headtext h2 {
  margin: 6px 0 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 36px);
  line-height: 1.14;
  letter-spacing: -0.03em;
}

.page-about .cluster__lead {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.72;
  margin: 0 0 14px;
  color: rgba(244, 239, 228, 0.88);
}

.page-about .cluster__body p,
.page-about .cluster__col > p {
  font-size: 15px;
  line-height: 1.72;
  margin: 0 0 14px;
  max-width: 40em;
  color: rgba(244, 239, 228, 0.76);
}

.page-about .cluster__body a,
.page-about .cluster__col a,
.page-about .cluster__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 224, 200, 0.5);
}

.page-about .cluster__body a:hover,
.page-about .cluster__col a:hover,
.page-about .cluster__foot a:hover {
  border-bottom-color: var(--cyan);
}

.page-about .cluster__foot {
  margin: clamp(14px, 2vw, 20px) 0 0;
  font-size: 14px;
  line-height: 1.7;
  max-width: 42em;
  color: rgba(244, 239, 228, 0.68);
}

.page-about .cluster--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-about .cluster__figure {
  margin: 0;
}

.page-about .cluster__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid rgba(138, 140, 134, 0.42);
}

.page-about .cluster__figure figcaption {
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--stone);
}

.page-about .duty-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  border-top: 1px solid rgba(11, 27, 51, 0.16);
}

.page-about .duty-list li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(11, 27, 51, 0.16);
}

.page-about .duty-list h3 {
  margin: 0 0 6px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-about .duty-list h3::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  background: var(--moss);
  vertical-align: 1px;
}

.page-about .duty-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(11, 27, 51, 0.78);
}

.page-about .coverage {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: var(--line);
  border-left: var(--line);
  margin-top: 8px;
}

.page-about .coverage__cell {
  padding: clamp(12px, 2.2vw, 20px);
  border-right: var(--line);
  border-bottom: var(--line);
}

.page-about .coverage__num {
  display: block;
  font-family: var(--font-num);
  font-weight: 600;
  font-size: clamp(32px, 5.4vw, 56px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-about .coverage__label {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.6;
  color: rgba(244, 239, 228, 0.66);
}

.page-about .segmented {
  border: 1px solid rgba(11, 27, 51, 0.18);
  background: var(--white);
  margin-top: 6px;
}

.page-about .segmented-tabs {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 1px solid rgba(11, 27, 51, 0.18);
}

.page-about .segmented-tab {
  flex: 1 1 auto;
  min-width: 0;
  padding: 12px 14px;
  border: 0;
  border-right: 1px solid rgba(11, 27, 51, 0.18);
  background: transparent;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease);
}

.page-about .segmented-tab:last-child {
  border-right: 0;
}

.page-about .segmented-tab[aria-selected="true"] {
  background: var(--coral);
  color: var(--white);
}

.page-about .segmented-tab:hover {
  background: rgba(226, 58, 46, 0.1);
}

.page-about .segmented-tab[aria-selected="true"]:hover {
  background: var(--coral);
}

.page-about .segmented-tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-about .segmented-panel {
  padding: clamp(16px, 2.6vw, 26px);
}

.page-about .segmented-panel h3 {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-about .segmented-panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: rgba(11, 27, 51, 0.78);
}

.page-about .timeline {
  list-style: none;
  margin: clamp(16px, 2.6vw, 26px) 0 0;
  padding: 0;
  position: relative;
}

.page-about .timeline__item {
  position: relative;
  padding: 0 0 18px 26px;
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--moss);
  border: 1px solid rgba(244, 239, 228, 0.5);
  z-index: 1;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  bottom: 12px;
  width: 1px;
  background: rgba(196, 105, 74, 0.55);
}

.page-about .timeline__season {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--moss);
}

.page-about .timeline__node {
  border: 1px solid rgba(138, 140, 134, 0.3);
  background: rgba(11, 27, 51, 0.55);
}

.page-about .timeline__summary {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 40px 12px 14px;
  position: relative;
  cursor: pointer;
  list-style: none;
}

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

.page-about .timeline__summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-about .timeline__ver {
  font-family: var(--font-num);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-about .timeline__title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-about .timeline__mark {
  position: absolute;
  right: 14px;
  top: 12px;
  width: 14px;
  height: 14px;
}

.page-about .timeline__mark::before,
.page-about .timeline__mark::after {
  content: "";
  position: absolute;
  background: var(--cyan);
}

.page-about .timeline__mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 1px;
}

.page-about .timeline__mark::after {
  left: 6px;
  top: 0;
  width: 1px;
  height: 14px;
  transition: opacity 180ms var(--ease);
}

.page-about .timeline__node[open] .timeline__mark::after {
  opacity: 0;
}

.page-about .timeline__body {
  padding: 0 16px 14px;
  border-top: 1px solid rgba(138, 140, 134, 0.24);
  margin-top: -1px;
}

.page-about .timeline__body p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(244, 239, 228, 0.76);
  max-width: 40em;
}

.page-about .about-band--contact {
  background: var(--cream);
  color: var(--ink);
  border-top: 10px solid transparent;
  border-image: var(--checker) 1;
  border-image-slice: 1;
}

.page-about .about-band--contact h2 {
  margin: 8px 0 14px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.page-about .about-band--contact .annotation {
  color: var(--moss);
}

.page-about .about-band--contact p {
  font-size: 15px;
  line-height: 1.74;
  color: rgba(11, 27, 51, 0.8);
  max-width: 40em;
  margin: 0 0 14px;
}

.page-about .about-band--contact a {
  color: var(--coral-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(226, 58, 46, 0.45);
}

.page-about .about-band--contact a:hover,
.page-about .about-band--contact a:focus-visible {
  border-bottom-color: var(--coral-deep);
}

.page-about .contact-mail {
  font-family: var(--font-num);
  font-size: 14px;
  letter-spacing: -0.01em;
}

.page-about .contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-about .contact-card {
  border: 1px solid rgba(11, 27, 51, 0.2);
  background: var(--white);
  padding: clamp(16px, 2.6vw, 24px);
}

.page-about .contact-card__kicker {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--moss);
}

.page-about .contact-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .contact-card__list li {
  border-top: 1px solid rgba(11, 27, 51, 0.14);
}

.page-about .contact-card__list li:first-child {
  border-top: 0;
}

.page-about .contact-card__list a {
  display: block;
  padding: 11px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  border-bottom: 0;
  transition: color 160ms var(--ease);
}

.page-about .contact-card__list a:hover,
.page-about .contact-card__list a:focus-visible {
  color: var(--coral-deep);
}

@media (min-width: 780px) {
  .page-about .timeline__item {
    padding-left: 62px;
  }

  .page-about .timeline::before {
    left: 34px;
  }

  .page-about .timeline__item::before {
    left: 30px;
    top: 9px;
  }

  .page-about .timeline__season {
    position: absolute;
    left: 0;
    top: 4px;
    width: 22px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: 0.3em;
    margin: 0;
  }

  .page-about .contact-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
  }
}

@media (min-width: 940px) {
  .page-about .hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(34px, 5vw, 64px);
  }

  .page-about .cluster--split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(28px, 4.4vw, 56px);
  }

  .page-about .cluster--split .cluster__figure {
    margin-top: clamp(6px, 1.4vw, 18px);
  }

  .page-about .cluster--flip .cluster__col {
    order: 2;
  }

  .page-about .cluster--flip .cluster__figure {
    order: 1;
  }

  .page-about .coverage__cell {
    padding: clamp(16px, 2vw, 24px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-stack {
    transform: none;
  }

  .page-about .cluster__num,
  .page-about .segmented-tab,
  .page-about .timeline__mark::after,
  .page-about .contact-card__list a {
    transition: none;
  }
}
<<<END>>>