.page-about {
  --about-paper-muted: #586172;
  --about-paper-line: rgba(10, 13, 18, .14);
  --about-paper-ink: #0A0D12;
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ---------- Hero ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 6vw, 4.5rem) 0 clamp(2.4rem, 5vw, 4rem);
  border-bottom: 1px solid var(--line);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -35%;
  right: -12%;
  width: min(72vw, 780px);
  aspect-ratio: 1;
  background: radial-gradient(circle at 34% 34%, rgba(255, 212, 0, .17), transparent 62%);
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: -8%;
  bottom: -55%;
  width: min(58vw, 560px);
  aspect-ratio: 1;
  background: radial-gradient(circle at 60% 40%, rgba(0, 229, 255, .13), transparent 66%);
  pointer-events: none;
}

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

.page-about .breadcrumb {
  margin-bottom: clamp(1.6rem, 4vw, 2.6rem);
}

.page-about .about-hero__grid {
  display: grid;
  gap: clamp(1.8rem, 4vw, 3rem);
}

.page-about .about-hero__eyebrow {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .26em;
  color: var(--bolt);
}

.page-about .about-hero__title {
  margin: 0 0 1.2rem;
  max-width: 15ch;
}

.page-about .about-hero__title::after {
  content: "";
  display: block;
  width: clamp(64px, 16vw, 128px);
  height: 4px;
  margin-top: clamp(1rem, 2.5vw, 1.6rem);
  background: linear-gradient(90deg, var(--bolt), var(--amber) 55%, transparent);
  border-radius: 2px;
}

.page-about .about-hero__lead {
  margin: 0;
  max-width: 56ch;
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.8;
  color: rgba(244, 240, 230, .84);
}

.page-about .about-hero__lead strong {
  color: var(--bolt);
  font-weight: 800;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: clamp(1.4rem, 3vw, 2rem);
}

.page-about .about-hero__board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  overflow: hidden;
  backdrop-filter: blur(8px);
}

.page-about .about-hero__board-head {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .85rem 1.1rem;
  background: var(--glass-strong);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-about .about-hero__stat {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: 1.05rem 1.1rem;
  background: var(--ink-800);
  transition: background .3s var(--ease);
}

.page-about .about-hero__stat:hover {
  background: var(--ink-700);
}

.page-about .about-hero__stat .stat__value {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3.4vw, 2.2rem);
  font-weight: 800;
  line-height: 1;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.page-about .about-hero__stat .stat__value small {
  font-size: .5em;
  margin-left: .1em;
  color: var(--bolt);
}

.page-about .about-hero__stat .stat__label {
  font-size: .76rem;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- Body layout ---------- */
.page-about .about-body {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  margin-top: clamp(2rem, 5vw, 3.5rem);
  counter-reset: chapter;
}

.page-about .about-toc {
  align-self: start;
  padding: 1.1rem 1.2rem;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
}

.page-about .about-toc__title {
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}

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

.page-about .about-toc__link {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding: .48rem .3rem;
  color: rgba(244, 240, 230, .78);
  text-decoration: none;
  font-size: .88rem;
  border-left: 2px solid transparent;
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-about .about-toc__link:hover,
.page-about .about-toc__link:focus-visible {
  color: var(--bolt);
  border-left-color: var(--bolt);
  background: var(--glass);
}

.page-about .about-toc__no {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-about .about-toc__top {
  display: inline-block;
  margin-top: .9rem;
  font-size: .78rem;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-strong);
}

.page-about .about-toc__top:hover {
  color: var(--bolt);
}

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

/* ---------- Chapters ---------- */
.page-about .chapter {
  counter-increment: chapter;
  padding: clamp(2rem, 4.5vw, 3.4rem) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 120px;
}

.page-about .chapter:last-of-type {
  border-bottom: none;
}

.page-about .chapter--paper {
  --muted: var(--about-paper-muted);
  --line: var(--about-paper-line);
  background: var(--paper);
  color: var(--about-paper-ink);
  border-bottom: none;
  border-radius: var(--r-l);
  padding: clamp(1.6rem, 4vw, 3rem);
  margin: clamp(1rem, 2.5vw, 1.6rem) 0;
}

.page-about .chapter__head {
  display: flex;
  align-items: flex-start;
  gap: clamp(.9rem, 2.4vw, 1.5rem);
  margin-bottom: clamp(1.2rem, 3vw, 1.9rem);
}

.page-about .chapter__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5.5vw, 3.4rem);
  font-weight: 800;
  line-height: .85;
  color: transparent;
  -webkit-text-stroke: 1.4px var(--bolt);
  text-stroke: 1.4px var(--bolt);
  font-variant-numeric: tabular-nums;
}

.page-about .chapter--paper .chapter__num {
  -webkit-text-stroke: 1.4px var(--about-paper-ink);
  text-stroke: 1.4px var(--about-paper-ink);
}

.page-about .chapter__num::before {
  content: counter(chapter, decimal-leading-zero);
}

.page-about .chapter__title {
  margin: 0;
  font-size: clamp(1.35rem, 3.2vw, 2.1rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.01em;
  max-width: 24ch;
}

.page-about .chapter__intro {
  margin: 0 0 clamp(1.4rem, 3vw, 2rem);
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(244, 240, 230, .8);
}

.page-about .chapter--paper .chapter__intro {
  color: #3B4453;
}

.page-about .chapter__split {
  display: grid;
  gap: clamp(1.4rem, 3.5vw, 2.4rem);
}

.page-about .chapter__text p {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(244, 240, 230, .86);
}

.page-about .chapter--paper .chapter__text p {
  color: #333C4A;
}

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

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

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

/* ---------- Timeline ---------- */
.page-about .timeline {
  list-style: none;
  margin: 0 0 clamp(1.6rem, 4vw, 2.4rem);
  padding: 0 0 0 clamp(1rem, 2.5vw, 1.6rem);
  display: grid;
  gap: clamp(1.1rem, 2.6vw, 1.6rem);
}

.page-about .timeline__item {
  position: relative;
  padding: .9rem 1rem .9rem 1.2rem;
  border-left: 2px solid var(--about-paper-line);
  border-radius: 0 var(--r-s) var(--r-s) 0;
  background: rgba(255, 255, 255, .5);
  transition: border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 1.4rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--about-paper-ink);
  box-shadow: 0 0 0 3px var(--paper);
  transition: background .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}

.page-about .timeline__item:hover,
.page-about .timeline__item:focus-within {
  border-left-color: var(--cyan);
  transform: translateX(4px);
  box-shadow: 0 16px 34px -26px rgba(10, 13, 18, .6);
}

.page-about .timeline__item:hover::before,
.page-about .timeline__item:focus-within::before {
  background: var(--cyan);
  transform: scale(1.2);
  box-shadow: 0 0 0 3px var(--paper), 0 0 0 7px rgba(0, 229, 255, .22);
}

.page-about .timeline__meta {
  margin: 0 0 .35rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: #7A8290;
}

.page-about .timeline__title {
  margin: 0 0 .45rem;
  font-size: clamp(1rem, 2.1vw, 1.16rem);
  font-weight: 800;
  line-height: 1.4;
  color: var(--about-paper-ink);
}

.page-about .timeline__text {
  margin: 0;
  font-size: .94rem;
  line-height: 1.78;
  color: #47505F;
}

.page-about .timeline__detail {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: #6A7280;
  transition: max-height .45s var(--ease), opacity .3s var(--ease), margin-top .35s var(--ease);
}

.page-about .timeline__item:hover .timeline__detail,
.page-about .timeline__item:focus-within .timeline__detail {
  max-height: 9rem;
  opacity: 1;
  margin-top: .55rem;
}

/* ---------- Team ---------- */
.page-about .chapter__split--reverse .chapter__text {
  order: 1;
}

.page-about .chapter__split--reverse .chapter__figure {
  order: 2;
}

.page-about .team-grid {
  display: grid;
  gap: 1px;
  margin-top: clamp(1.4rem, 3vw, 2rem);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  overflow: hidden;
}

.page-about .team-cell {
  background: var(--ink-800);
  padding: clamp(1.1rem, 2.6vw, 1.5rem);
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}

.page-about .team-cell:hover {
  background: var(--ink-700);
  box-shadow: inset 0 0 0 1px rgba(0, 229, 255, .4);
}

.page-about .team-cell__idx {
  display: block;
  margin-bottom: .7rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-about .team-cell__name {
  margin: 0 0 .5rem;
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--paper);
}

.page-about .team-cell__desc {
  margin: 0;
  font-size: .86rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- Coverage ---------- */
.page-about .coverage-grid {
  margin-bottom: clamp(1.4rem, 3vw, 2rem);
}

.page-about .coverage-card {
  padding: clamp(1.1rem, 2.6vw, 1.5rem);
  border-radius: var(--r-m);
  background: var(--ink-800);
  border: 1px solid var(--line);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-about .coverage-card:hover {
  border-color: rgba(0, 229, 255, .5);
  transform: translateY(-3px);
}

.page-about .coverage-card__n {
  margin: 0 0 .5rem;
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 800;
  line-height: 1;
  color: var(--bolt);
  font-variant-numeric: tabular-nums;
}

.page-about .coverage-card__n small {
  font-size: .5em;
}

.page-about .coverage-card__t {
  margin: 0 0 .5rem;
  font-size: 1rem;
  font-weight: 800;
  color: var(--paper);
}

.page-about .coverage-card__d {
  margin: 0;
  font-size: .86rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .coverage-notes {
  display: grid;
  gap: .9rem;
}

.page-about .coverage-note {
  display: grid;
  gap: .5rem;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--lime);
  background: var(--glass);
  border-radius: 0 var(--r-m) var(--r-m) 0;
}

.page-about .coverage-note p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.78;
  color: rgba(244, 240, 230, .84);
}

.page-about .coverage-note .tag {
  justify-self: start;
}

/* ---------- Honors ---------- */
.page-about .honor-grid {
  display: grid;
  gap: clamp(.9rem, 2.4vw, 1.4rem);
}

.page-about .honor-card {
  position: relative;
  padding: clamp(1.2rem, 3vw, 1.7rem);
  border-radius: var(--r-m);
  background: var(--ink-900);
  color: var(--paper);
  border: 1px solid rgba(10, 13, 18, .12);
  box-shadow: 0 22px 44px -34px rgba(10, 13, 18, .9);
  transition: border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}

.page-about .honor-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid transparent;
  transition: border-color .3s var(--ease);
  pointer-events: none;
}

.page-about .honor-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 30px 54px -34px rgba(10, 13, 18, 1);
}

.page-about .honor-card:hover::after {
  border-color: var(--cyan);
}

.page-about .honor-seal {
  display: inline-flex;
  margin-bottom: .8rem;
  color: var(--bolt);
}

.page-about .honor-card__n {
  margin: 0 0 .55rem;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 4.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1;
  color: var(--bolt);
  font-variant-numeric: tabular-nums;
}

.page-about .honor-card__n small {
  font-size: .48em;
}

.page-about .honor-card__t {
  margin: 0 0 .55rem;
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--paper);
}

.page-about .honor-card__d {
  margin: 0;
  font-size: .87rem;
  line-height: 1.76;
  color: rgba(244, 240, 230, .72);
}

/* ---------- Principles ---------- */
.page-about .principle-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(.9rem, 2.4vw, 1.3rem);
}

.page-about .principle {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(.9rem, 2.4vw, 1.4rem);
  padding: clamp(1rem, 2.6vw, 1.4rem);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: linear-gradient(120deg, var(--glass), transparent 62%);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-about .principle:hover {
  border-color: rgba(255, 212, 0, .55);
  transform: translateX(4px);
}

.page-about .principle__no {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: var(--bolt);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1rem;
}

.page-about .principle__t {
  margin: 0 0 .45rem;
  font-size: clamp(1rem, 2.1vw, 1.14rem);
  font-weight: 800;
  color: var(--paper);
}

.page-about .principle__d {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: rgba(244, 240, 230, .78);
}

/* ---------- CTA ---------- */
.page-about .about-cta {
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
  padding: clamp(1.5rem, 4vw, 2.6rem);
  border-radius: var(--r-l);
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(circle at 88% 12%, rgba(255, 212, 0, .18), transparent 58%),
    linear-gradient(150deg, var(--ink-800), var(--ink-900));
  scroll-margin-top: 120px;
}

.page-about .about-cta__eyebrow {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .24em;
  color: var(--cyan);
}

.page-about .about-cta__title {
  margin: 0 0 .7rem;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--paper);
}

.page-about .about-cta__text {
  margin: 0;
  max-width: 58ch;
  font-size: .95rem;
  line-height: 1.8;
  color: rgba(244, 240, 230, .8);
}

.page-about .about-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
}

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

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

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

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

  .page-about .coverage-notes .coverage-note:first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 860px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 4rem);
  }

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

  .page-about .chapter__split--reverse {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  }

  .page-about .chapter__split--reverse .chapter__text {
    order: 2;
  }

  .page-about .chapter__split--reverse .chapter__figure {
    order: 1;
  }

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

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

  .page-about .coverage-notes .coverage-note:first-child {
    grid-column: auto;
  }

  .page-about .about-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: clamp(1.4rem, 4vw, 3rem);
  }

  .page-about .about-cta__links {
    margin-top: 0;
    flex-direction: column;
    min-width: 190px;
  }

  .page-about .about-cta__links .btn {
    justify-content: center;
  }
}

@media (min-width: 1000px) {
  .page-about .about-body {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
  }

  .page-about .about-toc {
    position: sticky;
    top: 132px;
    max-height: calc(100vh - 160px);
    overflow: auto;
  }

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

@media (max-width: 700px) {
  .page-about .timeline__detail {
    max-height: none;
    opacity: 1;
    margin-top: .55rem;
  }

  .page-about .chapter__num {
    font-size: 1.9rem;
  }

  .page-about .about-hero::before,
  .page-about .about-hero::after {
    opacity: .7;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .timeline__item,
  .page-about .team-cell,
  .page-about .coverage-card,
  .page-about .honor-card,
  .page-about .principle,
  .page-about .about-toc__link {
    transition: none;
  }

  .page-about .timeline__item:hover,
  .page-about .timeline__item:focus-within,
  .page-about .coverage-card:hover,
  .page-about .honor-card:hover,
  .page-about .principle:hover {
    transform: none;
  }
}
<<<END>>>