.page-about {
  --ab-line: var(--grid);
  background:
    radial-gradient(900px 480px at 88% -8%, rgba(0, 229, 192, 0.12), transparent 62%),
    radial-gradient(700px 420px at 0% 18%, rgba(242, 169, 59, 0.07), transparent 60%),
    var(--ink);
  color: var(--paper);
}

.page-about .ab-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--step) * 3) 0 calc(var(--step) * 8);
}

.page-about .ab-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(18, 60, 50, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(18, 60, 50, 0.55) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 86%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 86%);
  pointer-events: none;
}

.page-about .ab-hero__inner {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.page-about .ab-hero__grid {
  display: grid;
  gap: calc(var(--step) * 4);
  margin-top: calc(var(--step) * 3);
}

.page-about .ab-hero__copy {
  min-width: 0;
}

.page-about .ab-hero__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-about .ab-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 7.2vw, 54px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-about .ab-hero__lede {
  margin: calc(var(--step) * 2) 0 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(232, 226, 210, 0.82);
}

.page-about .ab-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: calc(var(--step) * 3);
}

.page-about .ab-hero__fig {
  margin: 0;
  padding: 8px;
  background: var(--ink-2);
  border: 1px solid var(--edge);
  clip-path: polygon(0 3%, 100% 0, 100% 97%, 0 100%);
}

.page-about .ab-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: var(--grid);
}

.page-about .ab-hero__fig figcaption {
  padding: 10px 4px 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-about .ab-stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: calc(var(--step) * 6) 0 0;
  padding: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-about .ab-stats__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 14px;
  background: var(--ink);
  min-width: 0;
}

.page-about .ab-stats__num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 4.4vw, 30px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-about .ab-stats__label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--mist);
}

.page-about .ab-index {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 26, 22, 0.94);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
}

.page-about .ab-index__list {
  list-style: none;
  display: flex;
  gap: 2px;
  margin: 0;
  padding: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-about .ab-index__item {
  flex: 0 0 auto;
}

.page-about .ab-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 14px;
  font-size: 13px;
  white-space: nowrap;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-about .ab-index__link:hover,
.page-about .ab-index__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  background: rgba(0, 229, 192, 0.07);
  outline: none;
}

.page-about .ab-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--amber);
}

.page-about .ab-chapter {
  padding: calc(var(--step) * 8) 0;
  border-top: 1px solid var(--grid);
}

.page-about .ab-chapter__grid {
  display: grid;
  gap: calc(var(--step) * 3);
}

.page-about .ab-chapter__head--wide {
  max-width: 46rem;
}

.page-about .ab-chapter__num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: clamp(40px, 9vw, 68px);
  font-weight: 700;
  line-height: 0.85;
  color: transparent;
  -webkit-text-stroke: 1px var(--edge);
}

.page-about .ab-chapter__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(22px, 4.2vw, 34px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .ab-chapter__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-about .ab-text {
  margin: 0 0 16px;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(232, 226, 210, 0.85);
}

.page-about .ab-panel {
  margin-top: calc(var(--step) * 3);
  padding: 20px;
  background: linear-gradient(135deg, rgba(13, 42, 36, 0.96), rgba(7, 26, 22, 0.96));
  border: 1px solid var(--grid);
  border-left: 3px solid var(--cyan);
  border-radius: 2px 16px 16px 2px;
}

.page-about .ab-panel__title {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 900;
  line-height: 1.4;
  color: var(--paper);
}

.page-about .ab-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .ab-panel__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(232, 226, 210, 0.8);
}

.page-about .ab-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 10px;
  height: 2px;
  background: var(--cyan);
}

.page-about .ab-panel__foot {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--edge);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

.page-about .ab-timeline {
  position: relative;
  margin-top: calc(var(--step) * 4);
  padding-left: 30px;
  display: grid;
  gap: 12px;
}

.page-about .ab-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--edge) 55%, rgba(18, 60, 50, 0));
}

.page-about .ab-tl {
  position: relative;
}

.page-about .ab-tl::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 20px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--edge);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-about .ab-tl[open]::before {
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 229, 192, 0.14);
}

.page-about .ab-tl__summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 14px 16px;
  background: var(--ink-2);
  border: 1px solid var(--grid);
  border-left: 2px solid var(--edge);
  transition: background 0.25s ease, border-color 0.25s ease;
}

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

.page-about .ab-tl__summary:hover,
.page-about .ab-tl__summary:focus-visible {
  background: var(--grid);
  border-left-color: var(--cyan);
  outline: none;
}

.page-about .ab-tl__year {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--amber);
}

.page-about .ab-tl__ver {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan-2);
  padding: 2px 8px;
  border: 1px solid var(--edge);
  border-radius: 999px;
}

.page-about .ab-tl__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .ab-tl__body {
  padding: 14px 16px 4px;
}

.page-about .ab-tl__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(232, 226, 210, 0.8);
}

.page-about .ab-widefig {
  position: relative;
  margin: calc(var(--step) * 6) 0 0;
}

.page-about .ab-widefig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--grid);
  clip-path: polygon(0 0, 100% 4%, 100% 100%, 0 96%);
}

.page-about .ab-widefig figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.7;
  color: var(--mist);
}

.page-about .ab-team {
  display: grid;
  gap: calc(var(--step) * 3);
  margin-top: calc(var(--step) * 4);
}

.page-about .ab-team__fig {
  margin: 0;
  background: var(--ink-2);
  border: 1px solid var(--grid);
}

.page-about .ab-team__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-about .ab-team__cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-about .ab-team-card {
  padding: 14px 16px;
  background: rgba(18, 60, 50, 0.34);
  border: 1px solid var(--grid);
  border-bottom: 2px solid transparent;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.page-about .ab-team-card:hover {
  transform: translateY(-3px);
  background: rgba(18, 60, 50, 0.62);
  border-bottom-color: var(--cyan);
}

.page-about .ab-team-card__role {
  margin: 0 0 6px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .ab-team-card__count {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--cyan);
}

.page-about .ab-team-card__duty {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
  opacity: 0.78;
  transition: opacity 0.25s ease, color 0.25s ease;
}

.page-about .ab-team-card:hover .ab-team-card__duty {
  opacity: 1;
  color: var(--cyan-2);
}

.page-about .ab-team__notes {
  display: grid;
  gap: 14px;
  margin-top: calc(var(--step) * 3);
}

.page-about .ab-note {
  padding: 18px;
  background: rgba(7, 26, 22, 0.6);
  border: 1px dashed var(--edge);
}

.page-about .ab-note h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--cyan-2);
}

.page-about .ab-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(232, 226, 210, 0.78);
}

.page-about .ab-reach__grid {
  display: grid;
  gap: calc(var(--step) * 3);
  margin-top: calc(var(--step) * 4);
}

.page-about .ab-reach__numbers {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  padding: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-about .ab-reach-cell {
  padding: 18px;
  background: linear-gradient(135deg, var(--ink-2), var(--ink));
}

.page-about .ab-reach-cell strong {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 5.4vw, 36px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--amber);
}

.page-about .ab-reach-cell span {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-about .ab-scenes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-about .ab-scenes li {
  padding-left: 16px;
  border-left: 2px solid var(--edge);
}

.page-about .ab-scenes h3 {
  margin: 0 0 5px;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .ab-scenes p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-about .ab-partners {
  display: grid;
  gap: 14px;
  margin-top: calc(var(--step) * 4);
}

.page-about .ab-partner {
  padding: 20px;
  background: var(--ink-2);
  border: 1px solid var(--grid);
  border-top: 2px solid var(--cyan);
}

.page-about .ab-partner h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 900;
  color: var(--paper);
}

.page-about .ab-partner p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(232, 226, 210, 0.8);
}

.page-about .ab-honors {
  display: grid;
  gap: 12px;
  margin-top: calc(var(--step) * 3);
}

.page-about .ab-honor {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  background: rgba(242, 169, 59, 0.08);
  border: 1px solid rgba(242, 169, 59, 0.32);
}

.page-about .ab-honor__mark {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.4;
  color: var(--amber);
}

.page-about .ab-honor p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

.page-about .ab-service {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: calc(var(--step) * 4);
  padding: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-about .ab-service__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  background: var(--ink);
}

.page-about .ab-service__key {
  flex: 0 0 auto;
  min-width: 44px;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-about .ab-service__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(232, 226, 210, 0.82);
}

.page-about .ab-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: calc(var(--step) * 4);
}

.page-about .ab-strip {
  margin-top: calc(var(--step) * 8);
  padding: calc(var(--step) * 7) 0;
  background: linear-gradient(115deg, rgba(13, 42, 36, 0.98) 0%, rgba(18, 60, 50, 0.92) 55%, rgba(7, 26, 22, 0.98) 100%);
  border-top: 2px solid var(--cyan);
  clip-path: polygon(0 2.5%, 100% 0, 100% 100%, 0 100%);
}

.page-about .ab-strip__grid {
  display: grid;
  gap: calc(var(--step) * 4);
}

.page-about .ab-strip__lead {
  min-width: 0;
}

.page-about .ab-strip__lead h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(22px, 4.6vw, 32px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .ab-strip__lead p {
  margin: 0 0 calc(var(--step) * 3);
  max-width: 34em;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(232, 226, 210, 0.82);
}

.page-about .ab-strip__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-about .ab-strip__item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(18, 60, 50, 0.9);
}

.page-about .ab-strip__label {
  font-size: 12px;
  color: var(--mist);
}

.page-about .ab-strip__value {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--paper);
  overflow-wrap: anywhere;
}

@media (min-width: 560px) {
  .page-about .ab-team__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

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

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

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

  .page-about .ab-strip__grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-about .ab-hero {
    padding: calc(var(--step) * 4) 0 calc(var(--step) * 10);
  }

  .page-about .ab-hero__grid {
    grid-template-columns: 1.18fr 0.82fr;
    align-items: center;
    gap: calc(var(--step) * 6);
  }

  .page-about .ab-hero__lede {
    font-size: 16px;
  }

  .page-about .ab-chapter {
    padding: calc(var(--step) * 10) 0;
  }

  .page-about .ab-chapter__grid {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: calc(var(--step) * 6);
  }

  .page-about .ab-team {
    grid-template-columns: 0.82fr 1.18fr;
    align-items: start;
    gap: calc(var(--step) * 4);
  }

  .page-about .ab-reach__grid {
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--step) * 5);
  }

  .page-about .ab-index__link {
    padding: 16px 18px;
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .ab-team-card,
  .page-about .ab-team-card__duty,
  .page-about .ab-tl__summary,
  .page-about .ab-tl::before,
  .page-about .ab-index__link {
    transition: none;
  }

  .page-about .ab-team-card:hover {
    transform: none;
  }
}
<<<END>>>