.page-about {
  --about-rail-width: 208px;
  --about-panel: rgba(12, 37, 64, 0.72);
  --about-panel-deep: rgba(6, 19, 34, 0.88);
  --about-hairline: rgba(40, 71, 102, 0.6);
  background:
    radial-gradient(1100px 560px at 88% -8%, rgba(139, 125, 255, 0.18), transparent 62%),
    radial-gradient(900px 520px at 6% 12%, rgba(121, 230, 238, 0.12), transparent 66%),
    var(--yk-night);
  color: var(--yk-snow);
  padding-bottom: clamp(56px, 8vw, 104px);
  overflow-x: hidden;
}

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

.page-about .about-hero {
  padding: clamp(20px, 4vw, 44px) 0 clamp(32px, 5vw, 60px);
}

.page-about .about-hero .breadcrumb {
  margin-bottom: clamp(20px, 4vw, 36px);
}

.page-about .about-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-about .about-hero__copy .kicker {
  color: var(--yk-ice);
  font-family: var(--yk-font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  margin: 0 0 14px;
}

.page-about .about-hero__copy h1 {
  margin: 0;
  font-family: var(--yk-font-title);
  font-size: clamp(30px, 6vw, 52px);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--yk-snow);
}

.page-about .about-hero__copy .lede {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  max-width: 62ch;
  color: rgba(242, 251, 255, 0.82);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
}

.page-about .about-hero__actions {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-about .about-hero__figure {
  margin: 0;
  border-radius: var(--yk-radius-lg);
  overflow: hidden;
  border: 1px solid var(--about-hairline);
}

.page-about .about-hero__figure .media__note {
  color: var(--yk-frost);
}

.page-about .about-facts {
  list-style: none;
  margin: clamp(28px, 4vw, 48px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--about-hairline);
  border: 1px solid var(--about-hairline);
  border-radius: var(--yk-radius-md);
  overflow: hidden;
}

.page-about .about-facts__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
  background: var(--about-panel);
}

.page-about .about-facts__num {
  font-family: var(--yk-font-mono);
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 700;
  color: var(--yk-ice);
  letter-spacing: 0.01em;
}

.page-about .about-facts__label {
  font-size: 13px;
  color: var(--yk-mist);
  letter-spacing: 0.02em;
}

.page-about .about-body {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-about .about-rail {
  position: relative;
}

.page-about .about-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-about .about-rail__list::-webkit-scrollbar {
  display: none;
}

.page-about .about-rail__item {
  flex: 0 0 auto;
}

.page-about .about-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--about-hairline);
  border-radius: 999px;
  color: var(--yk-mist);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--yk-dur) var(--yk-ease), border-color var(--yk-dur) var(--yk-ease), background-color var(--yk-dur) var(--yk-ease);
}

.page-about .about-rail__link:hover,
.page-about .about-rail__link:focus-visible {
  color: var(--yk-snow);
  border-color: var(--yk-ice);
  background: rgba(121, 230, 238, 0.08);
}

.page-about .about-rail__num {
  font-family: var(--yk-font-mono);
  font-size: 12px;
  color: var(--yk-ice);
}

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

.page-about .about-section {
  padding-top: clamp(34px, 5vw, 56px);
  border-top: 1px solid var(--about-hairline);
}

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

.page-about .about-section__index {
  margin: 0 0 10px;
  font-family: var(--yk-font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--yk-signal);
}

.page-about .about-section__title {
  margin: 0 0 clamp(16px, 2.4vw, 22px);
  font-family: var(--yk-font-title);
  font-size: clamp(23px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.005em;
  color: var(--yk-snow);
}

.page-about .about-prose p {
  margin: 0 0 14px;
  max-width: 68ch;
  color: rgba(242, 251, 255, 0.8);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
}

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

.page-about .about-shelf {
  list-style: none;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .about-shelf__card {
  height: 100%;
  padding: 20px 22px;
  background: linear-gradient(158deg, var(--about-panel), var(--about-panel-deep));
  border: 1px solid var(--about-hairline);
  border-radius: var(--yk-radius-md);
  transition: border-color var(--yk-dur) var(--yk-ease), transform var(--yk-dur) var(--yk-ease);
}

.page-about .about-shelf__card:hover {
  border-color: var(--yk-signal);
  transform: translateY(-2px);
}

.page-about .about-shelf__title {
  margin: 12px 0 8px;
  font-size: 19px;
  font-weight: 700;
  color: var(--yk-snow);
}

.page-about .about-shelf__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(242, 251, 255, 0.76);
}

.page-about .about-shelf__item--wide .about-shelf__card {
  background:
    linear-gradient(150deg, rgba(121, 230, 238, 0.12), transparent 58%),
    linear-gradient(158deg, var(--about-panel), var(--about-panel-deep));
}

.page-about .about-team {
  display: grid;
  gap: clamp(20px, 3.4vw, 34px);
}

.page-about .about-team__figure {
  margin: 0;
  border-radius: var(--yk-radius-md);
  overflow: hidden;
  border: 1px solid var(--about-hairline);
}

.page-about .about-team__lede {
  margin: 0 0 16px;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: rgba(242, 251, 255, 0.86);
}

.page-about .about-roles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-roles__item {
  padding: 14px 18px;
  border-left: 2px solid var(--yk-ice);
  border-radius: 0 var(--yk-radius-sm) var(--yk-radius-sm) 0;
  background: rgba(12, 37, 64, 0.5);
  transition: border-color var(--yk-dur) var(--yk-ease), background-color var(--yk-dur) var(--yk-ease);
}

.page-about .about-roles__item:hover {
  border-left-color: var(--yk-signal);
  background: rgba(12, 37, 64, 0.78);
}

.page-about .about-roles__name {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--yk-ice);
  letter-spacing: 0.04em;
}

.page-about .about-roles__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(242, 251, 255, 0.76);
}

.page-about .about-timeline__wrap {
  display: grid;
  gap: clamp(20px, 3.4vw, 32px);
  margin-top: clamp(22px, 3.4vw, 32px);
}

.page-about .about-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-timeline__item {
  padding: 18px 20px 16px;
  background: linear-gradient(155deg, rgba(12, 37, 64, 0.92), var(--about-panel-deep));
  border: 1px solid var(--about-hairline);
  border-top: 3px solid var(--yk-ice);
  border-radius: var(--yk-radius-md);
  transition: border-color var(--yk-dur) var(--yk-ease), box-shadow var(--yk-dur) var(--yk-ease);
}

.page-about .about-timeline__item:nth-child(2) {
  border-top-color: var(--yk-aurora);
}

.page-about .about-timeline__item:nth-child(3) {
  border-top-color: var(--yk-aurora);
}

.page-about .about-timeline__item:nth-child(4) {
  border-top-color: var(--yk-signal);
}

.page-about .about-timeline__item:hover {
  box-shadow: var(--yk-shadow);
  border-color: var(--yk-ice);
  border-top-color: var(--yk-signal);
}

.page-about .about-timeline__year {
  margin: 0 0 8px;
  font-family: var(--yk-font-mono);
  font-size: clamp(24px, 3.2vw, 30px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--yk-ice);
}

.page-about .about-timeline__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--yk-snow);
}

.page-about .about-timeline__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 251, 255, 0.74);
}

.page-about .about-timeline__figure {
  margin: 0;
  border-radius: var(--yk-radius-md);
  overflow: hidden;
  border: 1px solid var(--about-hairline);
}

.page-about .about-partners {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-about .about-partners__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-partners__item {
  padding: 18px 20px;
  background: var(--about-panel);
  border: 1px solid var(--about-hairline);
  border-radius: var(--yk-radius-md);
  transition: border-color var(--yk-dur) var(--yk-ease);
}

.page-about .about-partners__item:hover {
  border-color: var(--yk-ice);
}

.page-about .about-partners__title {
  margin: 10px 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--yk-snow);
}

.page-about .about-partners__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 251, 255, 0.74);
}

.page-about .about-honor {
  padding: 22px 24px;
  border-radius: var(--yk-radius-md);
  border: 1px solid rgba(139, 125, 255, 0.45);
  background:
    radial-gradient(340px 180px at 100% 0%, rgba(139, 125, 255, 0.28), transparent 70%),
    linear-gradient(160deg, rgba(12, 37, 64, 0.9), var(--about-panel-deep));
}

.page-about .about-honor__kicker {
  margin: 0 0 10px;
  font-family: var(--yk-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--yk-aurora);
}

.page-about .about-honor__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 251, 255, 0.88);
}

.page-about .about-daily {
  display: grid;
  gap: clamp(20px, 3.4vw, 34px);
  margin-top: clamp(18px, 2.6vw, 26px);
}

.page-about .about-daily__text p {
  margin: 0 0 14px;
  max-width: 66ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: rgba(242, 251, 255, 0.8);
}

.page-about .about-daily__actions {
  margin-top: 18px;
}

.page-about .about-daily__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--about-hairline);
  border: 1px solid var(--about-hairline);
  border-radius: var(--yk-radius-md);
  overflow: hidden;
  align-self: start;
}

.page-about .about-daily__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px;
  background: rgba(12, 37, 64, 0.78);
  transition: background-color var(--yk-dur) var(--yk-ease);
}

.page-about .about-daily__stat:hover {
  background: rgba(12, 37, 64, 0.98);
}

.page-about .about-daily__num {
  font-family: var(--yk-font-mono);
  font-size: clamp(24px, 3.2vw, 30px);
  font-weight: 700;
  color: var(--yk-green);
}

.page-about .about-daily__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--yk-mist);
}

.page-about .about-cta {
  margin-top: clamp(34px, 5vw, 56px);
  padding: clamp(26px, 4vw, 44px);
  border-radius: var(--yk-radius-lg);
  border: 1px solid rgba(255, 123, 69, 0.42);
  background:
    radial-gradient(420px 220px at 92% 8%, rgba(255, 123, 69, 0.24), transparent 70%),
    radial-gradient(360px 200px at 4% 100%, rgba(121, 230, 238, 0.16), transparent 72%),
    linear-gradient(160deg, rgba(12, 37, 64, 0.94), var(--about-panel-deep));
}

.page-about .about-cta__title {
  margin: 0 0 10px;
  font-family: var(--yk-font-title);
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 700;
  color: var(--yk-snow);
}

.page-about .about-cta__text {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 251, 255, 0.8);
}

.page-about .about-cta__actions {
  margin-top: 20px;
}

@media (min-width: 720px) {
  .page-about .about-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-about .about-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

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

  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 900px) {
  .page-about .about-team {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: start;
  }

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

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

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

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

@media (min-width: 1000px) {
  .page-about .about-body {
    grid-template-columns: var(--about-rail-width) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-about .about-rail {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-about .about-rail__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-about .about-rail__item + .about-rail__item {
    margin-top: 2px;
  }

  .page-about .about-rail__link {
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 9px 0 9px 14px;
    border: 0;
    border-left: 1px solid var(--about-hairline);
    border-radius: 0;
    background: none;
    font-size: 14px;
  }

  .page-about .about-rail__link:hover,
  .page-about .about-rail__link:focus-visible {
    border-left-color: var(--yk-signal);
    background: none;
  }

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

@media (min-width: 1180px) {
  .page-about .about-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-hero__copy h1 {
    max-width: 18ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-shelf__card,
  .page-about .about-roles__item,
  .page-about .about-timeline__item,
  .page-about .about-daily__stat,
  .page-about .about-rail__link {
    transition: none;
  }

  .page-about .about-shelf__card:hover {
    transform: none;
  }
}
<<<END>>>