.page-about {
  --about-rule: rgba(244, 247, 245, .14);
  --about-rule-strong: rgba(244, 247, 245, .28);
  color: var(--mist);
  background:
    radial-gradient(circle at 88% 6%, rgba(141, 92, 255, .12), transparent 26rem),
    radial-gradient(circle at 6% 42%, rgba(255, 107, 26, .1), transparent 30rem),
    linear-gradient(180deg, var(--ink) 0%, var(--night) 82%);
  overflow-x: clip;
}

.page-about a {
  color: inherit;
}

.page-about .about-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(2.4rem, 7vw, 5rem) 0 0;
  overflow: clip;
}

.page-about .about-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(90deg, transparent 0 79px, rgba(244, 247, 245, .04) 79px 80px),
    linear-gradient(115deg, transparent 46%, rgba(255, 107, 26, .14) 46.1% 64%, transparent 64.1%);
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
}

.page-about .about-hero__grid {
  display: grid;
  gap: 1.4rem;
  align-items: start;
  margin-top: 1.2rem;
}

.page-about .about-hero h1 {
  max-width: 11ch;
  margin: 1rem 0 1.2rem;
  font-family: var(--font-display);
  font-size: clamp(2.7rem, 9.2vw, 6.4rem);
  line-height: .94;
  letter-spacing: -.045em;
  text-wrap: balance;
}

.page-about .about-hero__accent {
  color: var(--orange);
}

.page-about .about-hero__lede {
  max-width: 46rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.8vw, 1.14rem);
  line-height: 1.82;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-stat {
  padding-top: .7rem;
  border-top: 1px solid var(--orange);
}

.page-about .about-stat__value {
  display: block;
  color: var(--mist);
  font-size: 1.35rem;
  line-height: 1.1;
}

.page-about .about-stat__label {
  display: block;
  margin-top: .25rem;
  color: var(--grey);
  font-size: .78rem;
  line-height: 1.5;
}

.page-about .about-hero__stamp {
  display: none;
  margin: 0;
  color: var(--grey);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .24em;
  justify-self: end;
}

.page-about .about-hero__figure {
  margin: clamp(2rem, 5vw, 3.4rem) 0 0;
  padding-top: .8rem;
  border-top: 2px solid var(--orange);
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-about .about-hero__figure .media__caption {
  color: var(--grey);
  font-size: .8rem;
  line-height: 1.6;
}

.page-about .about-layout {
  display: grid;
  gap: 2rem;
  padding-top: 2.6rem;
  padding-bottom: 4rem;
}

.page-about .about-rail {
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--about-rule);
}

.page-about .about-rail__label {
  margin: 0 0 .7rem;
  color: var(--grey);
  font-size: .68rem;
  letter-spacing: .16em;
}

.page-about .about-toc {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
}

.page-about .about-toc__link {
  display: inline-flex;
  gap: .45rem;
  align-items: baseline;
  padding: .42rem .62rem;
  border: 1px solid var(--about-rule);
  color: var(--grey);
  font-size: .82rem;
  line-height: 1.2;
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-about .about-toc__link:hover,
.page-about .about-toc__link:focus-visible {
  border-color: var(--orange);
  color: var(--mist);
  background: rgba(255, 107, 26, .1);
}

.page-about .about-toc__num {
  font-family: var(--font-mono);
  color: var(--orange);
  font-size: .72rem;
}

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

.page-about .about-chapter {
  padding: clamp(2.1rem, 5vw, 3.6rem) 0;
  border-top: 1px solid var(--about-rule);
  scroll-margin-top: calc(var(--frame-h) + 1.5rem);
}

.page-about .about-chapter:first-child {
  border-top-color: var(--about-rule-strong);
}

.page-about .about-chapter__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .85rem 1rem;
  align-items: start;
  margin-bottom: 1.25rem;
}

.page-about .chapter__index {
  color: rgba(244, 247, 245, .18);
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4.2vw, 3.5rem);
  line-height: .92;
  transition: color var(--t-mid) var(--ease);
}

.page-about .chapter[data-inview="true"] .chapter__index {
  color: var(--orange);
}

.page-about .about-chapter h2 {
  max-width: 22ch;
  margin: .15rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4.4vw, 2.85rem);
  line-height: 1.08;
  letter-spacing: -.03em;
  text-wrap: balance;
}

.page-about .about-chapter h3 {
  margin: 1.8rem 0 .7rem;
  font-family: var(--font-display);
  font-size: 1.18rem;
  line-height: 1.35;
  letter-spacing: -.01em;
}

.page-about .about-chapter__lead {
  max-width: 45rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.02rem;
  line-height: 1.82;
}

.page-about .about-prose p {
  max-width: 45rem;
  margin: 1rem 0 0;
  color: var(--ink-soft);
  font-size: .98rem;
  line-height: 1.85;
}

.page-about .about-prose strong {
  color: var(--mist);
}

.page-about .about-route {
  margin: 1.7rem 0 0;
  border-left: 2px solid var(--orange);
}

.page-about .about-route__step {
  padding: .95rem 0 .95rem 1.1rem;
  border-bottom: 1px solid var(--about-rule);
}

.page-about .about-route__step:last-child {
  border-bottom: 0;
}

.page-about .about-route__num {
  display: block;
  margin-bottom: .3rem;
  color: var(--lime);
  font-size: .7rem;
  letter-spacing: .08em;
}

.page-about .about-route__title {
  display: block;
  color: var(--mist);
  font-size: 1.02rem;
  line-height: 1.4;
}

.page-about .about-route__text {
  max-width: 44rem;
  margin: .35rem 0 0;
  color: var(--ink-soft);
  font-size: .92rem;
  line-height: 1.75;
}

.page-about .about-media {
  margin: 1.7rem 0 0;
}

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

.page-about .about-media .media__caption {
  margin-top: .55rem;
  color: var(--grey);
  font-size: .8rem;
  line-height: 1.6;
}

.page-about .about-paper {
  margin-top: 1.5rem;
  padding: clamp(1.2rem, 4vw, 2.2rem);
  background: var(--paper);
  color: var(--night);
}

.page-about .about-paper .about-chapter__lead,
.page-about .about-paper p {
  color: rgba(7, 26, 43, .78);
}

.page-about .about-paper h3 {
  color: var(--night);
}

.page-about .about-roles {
  display: grid;
  gap: .35rem;
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-role {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: .2rem .65rem;
  align-items: baseline;
  padding: .72rem .42rem .62rem;
  border-top: 1px solid rgba(7, 26, 43, .2);
  transition: background-color var(--t-fast) var(--ease), padding-left var(--t-fast) var(--ease);
}

.page-about .about-role:hover {
  padding-left: .7rem;
  background: rgba(255, 107, 26, .13);
}

.page-about .about-role__num {
  grid-row: span 2;
  color: #b34a10;
  font-size: .82rem;
}

.page-about .about-role__name {
  color: var(--night);
  font-weight: 700;
  line-height: 1.35;
}

.page-about .about-role__duty {
  grid-column: 2;
  color: rgba(7, 26, 43, .66);
  font-size: .78rem;
  line-height: 1.55;
}

.page-about .about-process {
  display: grid;
  gap: .6rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-process__step {
  padding: .8rem;
  border-left: 3px solid var(--orange);
  background: rgba(7, 26, 43, .06);
}

.page-about .about-process__num {
  display: block;
  color: #b34a10;
  font-size: .68rem;
  letter-spacing: .08em;
}

.page-about .about-process__title {
  display: block;
  margin-top: .2rem;
  color: var(--night);
  line-height: 1.35;
}

.page-about .about-process__text {
  margin: .3rem 0 0;
  color: rgba(7, 26, 43, .72);
  font-size: .84rem;
  line-height: 1.65;
}

.page-about .about-paper .about-media {
  margin-top: 1.5rem;
}

.page-about .about-paper .about-media .media__caption {
  color: rgba(7, 26, 43, .62);
}

.page-about .about-timeline {
  margin: 1.7rem 0 0;
  padding-left: 1.05rem;
  border-left: 1px solid var(--about-rule-strong);
}

.page-about .about-timeline__item {
  border-bottom: 1px solid var(--about-rule);
}

.page-about .about-timeline__summary {
  position: relative;
  display: grid;
  grid-template-columns: 4.8rem minmax(0, 1fr);
  gap: .7rem;
  padding: 1rem 0;
  cursor: pointer;
  list-style: none;
}

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

.page-about .about-timeline__summary::before {
  content: "";
  position: absolute;
  left: -1.36rem;
  top: 1.36rem;
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 107, 26, .12);
}

.page-about .about-timeline__item[open] .about-timeline__summary::before {
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(184, 255, 74, .14);
}

.page-about .about-timeline__year {
  padding-top: .18rem;
  color: var(--orange);
  font-size: .74rem;
  letter-spacing: .05em;
}

.page-about .about-timeline__title {
  color: var(--mist);
  font-weight: 700;
  line-height: 1.5;
}

.page-about .about-timeline__body {
  padding: 0 0 1rem;
  color: var(--ink-soft);
  font-size: .9rem;
  line-height: 1.75;
}

.page-about .about-coop {
  display: grid;
  gap: .8rem;
  margin: 1.5rem 0 1.2rem;
}

.page-about .about-coop__item {
  padding-top: .9rem;
  border-top: 2px solid var(--lime);
}

.page-about .about-coop__title {
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.4;
}

.page-about .about-coop__text {
  margin: .35rem 0 0;
  color: var(--ink-soft);
  font-size: .9rem;
  line-height: 1.72;
}

.page-about .about-honors {
  display: grid;
  gap: .55rem;
  margin: 1.2rem 0;
  padding: 0;
  list-style: none;
}

.page-about .about-honors li {
  position: relative;
  padding-left: 1rem;
  color: var(--ink-soft);
  font-size: .94rem;
  line-height: 1.7;
}

.page-about .about-honors li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: .4rem;
  height: .4rem;
  background: var(--orange);
}

.page-about .about-cta-row,
.page-about .about-quicklinks {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.3rem;
}

.page-about .about-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 1.7rem 0 1.2rem;
  border: 1px solid var(--about-rule);
  background: var(--about-rule);
}

.page-about .about-metric {
  padding: 1rem;
  background: rgba(11, 15, 20, .76);
}

.page-about .about-metric__value {
  display: block;
  color: var(--orange);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  line-height: 1;
}

.page-about .about-metric__label {
  display: block;
  margin-top: .45rem;
  color: var(--grey);
  font-size: .78rem;
  line-height: 1.5;
}

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

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

  .page-about .about-role:nth-child(5) {
    grid-column: span 2;
  }

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

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

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

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1fr) 7rem;
    gap: 2rem;
  }

  .page-about .about-hero__stamp {
    display: block;
    padding-right: .7rem;
    border-right: 1px solid var(--about-rule);
  }

  .page-about .about-layout {
    grid-template-columns: 13rem minmax(0, 1fr);
    gap: clamp(2.5rem, 6vw, 5.5rem);
    padding-top: 4rem;
    padding-bottom: 6rem;
  }

  .page-about .about-rail {
    position: sticky;
    top: calc(var(--frame-h) + 2rem);
    padding-bottom: 0;
    border-bottom: 0;
  }

  .page-about .about-toc {
    display: grid;
    gap: .35rem;
  }

  .page-about .about-toc__link {
    justify-content: flex-start;
    width: 100%;
    padding: .45rem 0;
    border-color: transparent;
    border-bottom: 1px solid var(--about-rule);
  }

  .page-about .about-toc__link:hover,
  .page-about .about-toc__link:focus-visible {
    border-color: transparent;
    border-bottom-color: var(--orange);
    background: transparent;
  }

  .page-about .about-roles {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-about .about-role:nth-child(5) {
    grid-column: auto;
  }

  .page-about .about-role {
    grid-template-columns: 1fr;
    gap: .25rem;
  }

  .page-about .about-role__num {
    grid-row: auto;
  }

  .page-about .about-role__duty {
    grid-column: auto;
  }

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

  .page-about .about-timeline__body {
    padding-left: 5.5rem;
  }
}

@media (min-width: 1100px) {
  .page-about .about-chapter__head {
    gap: 1rem 1.4rem;
  }

  .page-about .about-hero h1 {
    max-width: 12ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-toc__link,
  .page-about .chapter__index,
  .page-about .about-role {
    transition: none;
  }
}
<<<END>>>