.page-about {
  --about-deep: #163A2E;
  --about-wash: rgba(31, 77, 61, .07);
  --about-hair: rgba(200, 162, 74, .3);
  --about-ink: #4A4F57;
  background: var(--paper);
  color: var(--charcoal);
  overflow-x: hidden;
}

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

.page-about [hidden] {
  display: none !important;
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(104px, 16vw, 172px) 0 clamp(48px, 7vw, 88px);
  color: var(--paper);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(200, 162, 74, .2), transparent 62%),
    linear-gradient(158deg, #1F4D3D 0%, #163A2E 46%, #0A1F44 100%);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(169, 192, 218, .09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(169, 192, 218, .09) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .9), transparent 78%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .9), transparent 78%);
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(32px, 5vw, 60px);
}

.page-about .about-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: .55em;
  list-style: none;
  margin: 0 0 1.4rem;
  padding: 0;
  font-size: .78rem;
  letter-spacing: .08em;
  color: rgba(245, 241, 232, .62);
}

.page-about .about-hero .breadcrumb a {
  color: var(--gold-light);
  text-decoration: none;
}

.page-about .about-hero .breadcrumb a:hover {
  text-decoration: underline;
}

.page-about .about-hero__eyebrow {
  color: var(--gold-light);
  letter-spacing: .24em;
}

.page-about .about-hero h1 {
  margin: .45em 0 .6em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5.2vw, 3.5rem);
  line-height: 1.18;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-about .about-hero__lede {
  max-width: 40em;
  margin: 0;
  font-size: clamp(.95rem, 1.6vw, 1.06rem);
  line-height: 1.85;
  color: rgba(245, 241, 232, .84);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 34px);
}

.page-about .about-hero__aside {
  padding-top: 6px;
}

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

.page-about .about-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(200, 162, 74, .38);
}

.page-about .about-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: .9rem;
  padding: .95rem 0;
  border-bottom: 1px solid rgba(200, 162, 74, .18);
}

.page-about .about-fact__num {
  flex: 0 0 auto;
  min-width: 4.6em;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  letter-spacing: .04em;
  color: var(--gold-light);
  font-variant-numeric: tabular-nums;
}

.page-about .about-fact__txt {
  font-size: .84rem;
  line-height: 1.6;
  color: rgba(245, 241, 232, .78);
}

.page-about .about-toc {
  background: #EFEADF;
  border-bottom: 1px solid var(--about-hair);
}

.page-about .about-toc__inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-about .about-toc__title {
  flex: 0 0 auto;
  margin: 0;
  font-size: .68rem;
  letter-spacing: .28em;
  color: var(--mist);
}

.page-about .about-toc__list {
  display: flex;
  gap: clamp(14px, 2.2vw, 30px);
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-toc__list a {
  display: inline-flex;
  align-items: baseline;
  gap: .4rem;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  font-size: .84rem;
  color: var(--charcoal);
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-about .about-toc__list a .mono {
  font-size: .68rem;
  color: var(--mist);
}

.page-about .about-toc__list a:hover,
.page-about .about-toc__list a:focus-visible {
  color: var(--emerald);
  border-bottom-color: var(--gold);
}

.page-about .about-toc__list a[data-active] {
  color: var(--emerald);
  border-bottom-color: var(--gold);
}

.page-about .about-sec {
  padding: clamp(56px, 8vw, 104px) 0;
}

.page-about .about-sec h2 {
  margin: .35em 0 .6em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.6rem, 3.6vw, 2.6rem);
  line-height: 1.24;
  letter-spacing: .01em;
  color: var(--charcoal);
}

.page-about .about-split {
  display: grid;
  gap: clamp(24px, 4vw, 56px);
}

.page-about .about-sec__note {
  font-size: .8rem;
  line-height: 1.8;
  color: var(--about-ink);
}

.page-about .about-sec__body p {
  max-width: 42em;
  margin: 0 0 1.1em;
  font-size: .96rem;
  line-height: 1.85;
}

.page-about .about-sec__body a {
  color: var(--emerald);
  text-decoration: none;
  border-bottom: 1px solid var(--about-hair);
}

.page-about .about-sec__body a:hover {
  border-bottom-color: var(--gold);
}

.page-about .about-chain {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--about-hair);
}

.page-about .about-chain__item {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 6px 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(28, 31, 36, .1);
  transition: background .2s var(--ease);
}

.page-about .about-chain__item:hover {
  background: var(--about-wash);
}

.page-about .about-chain__no {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .1em;
  color: var(--gold);
  padding-top: .2em;
}

.page-about .about-chain__item h3 {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .98rem;
  color: var(--emerald);
}

.page-about .about-chain__item p {
  margin: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--about-ink);
}

.page-about .about-sec--timeline {
  color: var(--paper);
  background: linear-gradient(180deg, #1F4D3D 0%, #163A2E 55%, #0A1F44 100%);
}

.page-about .about-sec--timeline h2,
.page-about .about-sec--timeline h3 {
  color: var(--paper);
}

.page-about .about-sec--timeline p {
  color: rgba(245, 241, 232, .82);
}

.page-about .about-timeline__head {
  max-width: 46em;
}

.page-about .about-timeline__head .eyebrow {
  color: var(--gold-light);
  letter-spacing: .22em;
}

.page-about .about-timeline__intro {
  margin: 0;
  font-size: .95rem;
  line-height: 1.85;
}

.page-about .about-timeline__figure {
  margin: clamp(28px, 4vw, 48px) 0 clamp(32px, 5vw, 56px);
}

.page-about .about-timeline__figure .media__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: rgba(230, 201, 122, .8);
}

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

.page-about .about-timeline__item {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 0 0 clamp(28px, 4vw, 44px) 26px;
  border-left: 1px solid rgba(200, 162, 74, .32);
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 9px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(200, 162, 74, .16);
}

.page-about .about-timeline__item:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.page-about .about-timeline__year {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  letter-spacing: .16em;
  color: var(--gold-light);
  font-variant-numeric: tabular-nums;
}

.page-about .about-timeline__body h3 {
  margin: 0 0 .45em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  line-height: 1.4;
}

.page-about .about-timeline__body p {
  margin: 0;
  max-width: 44em;
  font-size: .92rem;
  line-height: 1.85;
}

.page-about .about-team {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
}

.page-about .about-team__main > p {
  max-width: 40em;
  margin: 0 0 1.5em;
  font-size: .95rem;
  line-height: 1.85;
}

.page-about .about-team__bar {
  margin: 0 0 4px;
  border: 1px solid var(--about-hair);
  background: var(--about-wash);
}

.page-about .about-team__bar svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-about .about-team__legend {
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: 1px solid rgba(28, 31, 36, .1);
}

.page-about .about-team__unit {
  border-top: 1px solid rgba(28, 31, 36, .1);
}

.page-about .about-team__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 4px;
  border: 0;
  background: none;
  font-family: var(--font-body);
  font-size: .93rem;
  color: var(--charcoal);
  text-align: left;
  cursor: pointer;
  transition: background .2s var(--ease);
}

.page-about .about-team__trigger:hover {
  background: var(--about-wash);
}

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

.page-about .about-team__trigger[aria-expanded="true"] .about-team__name {
  color: var(--emerald);
  font-weight: 600;
}

.page-about .about-team__dot {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.page-about .about-team__dot--a { background: #C8A24A; }
.page-about .about-team__dot--b { background: #1F4D3D; }
.page-about .about-team__dot--c { background: #8FA3BF; }
.page-about .about-team__dot--d { background: #0A1F44; }

.page-about .about-team__name {
  flex: 1 1 auto;
}

.page-about .about-team__count {
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-about .about-team__detail {
  margin: 0 0 14px 26px;
  max-width: 40em;
  font-size: .87rem;
  line-height: 1.8;
  color: var(--about-ink);
}

.page-about .about-team__figure {
  margin: 0 0 18px;
}

.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
  gap: 1px;
  background: var(--about-hair);
  border: 1px solid var(--about-hair);
}

.page-about .about-stats__cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 12px;
  background: var(--paper);
}

.page-about .about-stats__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  line-height: 1;
  color: var(--emerald);
  font-variant-numeric: tabular-nums;
}

.page-about .about-stats__label {
  font-size: .74rem;
  line-height: 1.5;
  color: var(--about-ink);
}

.page-about .about-cover {
  margin-top: clamp(32px, 5vw, 60px);
}

.page-about .about-cover__figure {
  margin: 0 0 16px;
}

.page-about .about-cover__text {
  max-width: 52em;
  margin: 0;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--about-ink);
}

.page-about .about-cover__text a {
  color: var(--emerald);
  text-decoration: none;
  border-bottom: 1px solid var(--about-hair);
}

.page-about .about-cover__text a:hover {
  border-bottom-color: var(--gold);
}

.page-about .about-sec--versions {
  background: linear-gradient(180deg, rgba(31, 77, 61, .06), rgba(200, 162, 74, .05));
}

.page-about .about-vers__head {
  max-width: 46em;
}

.page-about .about-vers__intro {
  margin: 0 0 clamp(26px, 4vw, 40px);
  font-size: .94rem;
  line-height: 1.85;
  color: var(--about-ink);
}

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

.page-about .about-vers__item {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--paper);
  transition: background .25s var(--ease);
}

.page-about .about-vers__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 3px;
  background: var(--gold);
  transition: width .3s var(--ease);
}

.page-about .about-vers__item:hover {
  background: #FBF7EE;
}

.page-about .about-vers__item:hover::before {
  width: 100%;
}

.page-about .about-vers__no {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  letter-spacing: .05em;
  color: var(--emerald);
  font-variant-numeric: tabular-nums;
}

.page-about .about-vers__item--live .about-vers__no {
  color: var(--gold);
}

.page-about .about-vers__tag {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-about .about-vers__note {
  margin: .7em 0 0;
  font-size: .84rem;
  line-height: 1.75;
  color: var(--about-ink);
}

.page-about .about-vers__more {
  margin-top: clamp(24px, 3vw, 34px);
}

.page-about .about-vers__toggle {
  cursor: pointer;
}

.page-about .about-table-wrap {
  margin-top: 18px;
  overflow-x: auto;
  border: 1px solid var(--about-hair);
}

.page-about .about-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: .84rem;
  background: var(--paper);
}

.page-about .about-table__caption {
  padding: 12px 14px;
  text-align: left;
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--about-ink);
  background: var(--about-wash);
}

.page-about .about-table th,
.page-about .about-table td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(28, 31, 36, .09);
  line-height: 1.65;
}

.page-about .about-table thead th {
  font-weight: 600;
  color: var(--charcoal);
  background: rgba(31, 77, 61, .1);
}

.page-about .about-table tbody th {
  font-weight: 500;
  color: var(--emerald);
  white-space: nowrap;
}

.page-about .about-sec--flow {
  background: var(--about-wash);
}

.page-about .about-flow__head {
  max-width: 46em;
}

.page-about .about-flow__intro {
  margin: 0 0 clamp(24px, 4vw, 40px);
  font-size: .94rem;
  line-height: 1.85;
  color: var(--about-ink);
}

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

.page-about .about-manual__item {
  display: grid;
  gap: 6px;
  padding: clamp(18px, 2.4vw, 24px) 0;
  border-top: 1px solid var(--about-hair);
}

.page-about .about-manual__item:last-child {
  border-bottom: 1px solid var(--about-hair);
}

.page-about .about-manual__no {
  font-family: var(--font-mono);
  font-size: .86rem;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-about .about-manual__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: var(--emerald);
}

.page-about .about-manual__text {
  margin: 0;
  max-width: 44em;
  font-size: .89rem;
  line-height: 1.8;
  color: var(--about-ink);
}

.page-about .about-flow__foot {
  margin: clamp(24px, 3.4vw, 34px) 0 0;
  max-width: 48em;
  font-size: .9rem;
  line-height: 1.85;
  color: var(--charcoal);
}

.page-about .about-flow__foot a {
  color: var(--emerald);
  text-decoration: none;
  border-bottom: 1px solid var(--about-hair);
}

.page-about .about-flow__foot a:hover {
  border-bottom-color: var(--gold);
}

.page-about .about-sec--quality {
  color: var(--paper);
  background: #14171B;
}

.page-about .about-honor {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
}

.page-about .about-honor__eyebrow {
  color: var(--gold-light);
  letter-spacing: .22em;
}

.page-about .about-honor__year {
  margin: .15em 0 0;
  font-family: var(--font-mono);
  font-size: clamp(3.4rem, 12vw, 7rem);
  line-height: .92;
  letter-spacing: .02em;
  color: rgba(200, 162, 74, .38);
  -webkit-text-stroke: 1px var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-about .about-honor__case {
  margin: .8em 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--paper);
}

.page-about .about-honor__right h2 {
  color: var(--paper);
  margin-top: 0;
}

.page-about .about-honor__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(200, 162, 74, .28);
}

.page-about .about-honor__list li {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(200, 162, 74, .14);
}

.page-about .about-honor__key {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .2em;
  color: var(--gold-light);
}

.page-about .about-honor__list p {
  margin: 0;
  max-width: 42em;
  font-size: .89rem;
  line-height: 1.85;
  color: rgba(245, 241, 232, .8);
}

.page-about .about-contact {
  border-top: 1px solid var(--about-hair);
}

.page-about .about-contact__inner {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
}

.page-about .about-contact__lead p {
  max-width: 38em;
  margin: 0 0 1.4em;
  font-size: .93rem;
  line-height: 1.85;
  color: var(--about-ink);
}

.page-about .about-contact__lead .btn {
  display: inline-block;
}

.page-about .about-contact__list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--about-hair);
}

.page-about .about-contact__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(28, 31, 36, .1);
}

.page-about .about-contact__row dt {
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-about .about-contact__row dd {
  margin: 0;
  font-size: .95rem;
  line-height: 1.6;
  color: var(--charcoal);
}

.page-about .about-contact__row dd a {
  color: var(--emerald);
  text-decoration: none;
  border-bottom: 1px solid var(--about-hair);
  word-break: break-all;
}

.page-about .about-contact__row dd a:hover {
  border-bottom-color: var(--gold);
}

@media (min-width: 760px) {
  .page-about .about-vers {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-manual__item {
    grid-template-columns: 64px minmax(0, 14em) minmax(0, 1fr);
    gap: clamp(14px, 2.6vw, 34px);
    align-items: baseline;
  }

  .page-about .about-honor__list li {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: clamp(12px, 2vw, 26px);
    align-items: baseline;
  }

  .page-about .about-contact__row {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-about .about-hero__spine {
    display: block;
    height: 140px;
    margin: 0 0 1.2rem auto;
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: .72rem;
    letter-spacing: .32em;
    color: rgba(230, 201, 122, .72);
  }

  .page-about .about-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-about .about-sec__head {
    position: sticky;
    top: 104px;
  }

  .page-about .about-team {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-about .about-honor {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-about .about-contact__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 820px) {
  .page-about .about-timeline__item {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: clamp(20px, 4vw, 48px);
    padding: 0 0 clamp(30px, 4vw, 52px) 0;
    border-left: 0;
  }

  .page-about .about-timeline__item::before {
    display: none;
  }

  .page-about .about-timeline__year {
    position: relative;
    text-align: right;
    padding-right: 22px;
    border-right: 1px solid rgba(200, 162, 74, .32);
    font-size: clamp(1.5rem, 2.6vw, 2rem);
  }

  .page-about .about-timeline__year::after {
    content: "";
    position: absolute;
    right: -5px;
    top: 12px;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 0 4px rgba(200, 162, 74, .16);
  }

  .page-about .about-timeline__item:last-child .about-timeline__year {
    border-right-color: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-chain__item,
  .page-about .about-team__trigger,
  .page-about .about-vers__item,
  .page-about .about-vers__item::before,
  .page-about .about-toc__list a {
    transition: none;
  }
}
<<<END>>>