.page-about {
  --about-rail: 196px;
  padding-bottom: 88px;
  background:
    radial-gradient(circle at 88% -4%, rgba(122, 77, 255, .16), transparent 46%),
    radial-gradient(circle at 2% 26%, rgba(45, 226, 230, .07), transparent 42%);
}

.page-about .container {
  padding-top: 4px;
}

.page-about .breadcrumbs {
  margin-bottom: 22px;
}

/* ---------- Hero ---------- */

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

.page-about .hero-kicker {
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--cyan);
  margin: 0 0 14px;
}

.page-about .hero-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 7.4vw, 72px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--text);
  margin: 0 0 24px;
  max-width: 14em;
}

.page-about .hero-grid {
  display: grid;
  gap: 22px;
  margin-bottom: 26px;
}

.page-about .hero-lede p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--muted);
  margin: 0 0 22px;
  max-width: 58ch;
}

.page-about .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about .hero-card {
  background: var(--paper);
  color: var(--ink);
  padding: 24px 22px 20px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 7, 20, .1);
  box-shadow: 0 26px 60px -34px rgba(0, 0, 0, .9);
  transform: rotate(-.7deg);
}

.page-about .hero-card__title {
  font-size: 11px;
  letter-spacing: .2em;
  color: rgba(11, 7, 20, .5);
  margin: 0 0 16px;
}

.page-about .fact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-about .fact-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 8px;
  border-bottom: 1px dashed rgba(11, 7, 20, .18);
}

.page-about .fact-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .fact-key {
  font-size: 13px;
  color: rgba(11, 7, 20, .58);
}

.page-about .fact-val {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}

.page-about .hero-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-neon);
}

.page-about .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- Body shell ---------- */

.page-about .about-body {
  margin-top: 54px;
}

.page-about .year-rail {
  margin-bottom: 34px;
}

.page-about .rail-sticky {
  border-left: 1px solid var(--line-soft);
  padding-left: 16px;
}

.page-about .rail-group-title {
  font-size: 10.5px;
  letter-spacing: .2em;
  color: var(--orange);
  margin: 0 0 8px;
}

.page-about .rail-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-about .rail-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 6px 8px;
  margin-left: -8px;
  border-radius: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s var(--ease), background-color .2s var(--ease);
}

.page-about .rail-link:hover,
.page-about .rail-link:focus-visible {
  color: var(--text);
  background: rgba(122, 77, 255, .16);
}

.page-about .rail-num {
  font-size: 11px;
  color: var(--cyan);
  flex: none;
  min-width: 2.9em;
}

.page-about .rail-list--years .rail-num {
  color: var(--orange);
}

.page-about .about-content {
  min-width: 0;
  display: grid;
  gap: 62px;
}

/* ---------- Chapter base ---------- */

.page-about .chapter {
  scroll-margin-top: 88px;
}

.page-about .chapter-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .chapter-index {
  flex: none;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--orange);
  margin: 0;
}

.page-about .chapter-title {
  font-family: var(--font-display);
  font-size: clamp(23px, 4.4vw, 36px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--text);
  margin: 0;
}

.page-about .chapter-lede {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
  margin: 0 0 6px;
  max-width: 60ch;
}

.page-about .prose p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--muted);
  margin: 0 0 16px;
}

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

/* ---------- Method ---------- */

.page-about .method-grid {
  display: grid;
  gap: 22px;
  margin-bottom: 24px;
}

.page-about .method-figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

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

.page-about .method-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .stat-block {
  background: var(--panel);
  padding: 18px 16px;
  display: grid;
  gap: 6px;
}

.page-about .stat-num {
  font-size: clamp(24px, 5vw, 30px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--cyan);
}

.page-about .stat-label {
  font-size: 12px;
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- Timeline ---------- */

.page-about .timeline {
  list-style: none;
  margin: 28px 0 0;
  padding: 0 0 0 30px;
  position: relative;
  display: grid;
  gap: 26px;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--violet), var(--cyan) 56%, var(--orange));
  opacity: .55;
}

.page-about .tl-item {
  position: relative;
  scroll-margin-top: 96px;
}

.page-about .tl-dot {
  position: absolute;
  left: -30px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 0 3px rgba(45, 226, 230, .12);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease);
}

.page-about .tl-item:hover .tl-dot,
.page-about .tl-item:focus-within .tl-dot {
  border-color: var(--orange);
  box-shadow: 0 0 0 5px rgba(255, 138, 61, .16), 0 0 18px rgba(255, 138, 61, .5);
  transform: scale(1.15);
}

.page-about .tl-year {
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--cyan);
  margin: 0 0 8px;
}

.page-about .tl-card {
  background: var(--machine);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 18px;
  transition: border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}

.page-about .tl-item:hover .tl-card,
.page-about .tl-item:focus-within .tl-card {
  border-color: rgba(122, 77, 255, .55);
  transform: translateX(4px);
  box-shadow: 0 18px 44px -30px rgba(122, 77, 255, .95);
}

.page-about .tl-title {
  font-family: var(--font-display);
  font-size: 17.5px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
  margin: 0 0 8px;
}

.page-about .tl-text {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0;
}

.page-about .tl-item:last-child .tl-dot {
  border-color: var(--orange);
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, .18), 0 0 22px rgba(255, 138, 61, .55);
}

.page-about .tl-item:last-child .tl-year {
  color: var(--orange);
}

.page-about .tl-item:last-child .tl-card {
  background: linear-gradient(155deg, rgba(122, 77, 255, .2), rgba(34, 26, 54, .95) 58%);
  border-color: rgba(122, 77, 255, .45);
}

/* ---------- Partners ---------- */

.page-about .partner-grid {
  display: grid;
  gap: 24px;
  margin-bottom: 24px;
}

.page-about .tag-cloud {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  align-content: flex-start;
}

.page-about .cloud-tag {
  font-size: 13px;
  line-height: 1;
  padding: 10px 15px;
  border-radius: 999px;
  border: 1px solid var(--line-soft);
  background: rgba(34, 26, 54, .72);
  color: var(--muted);
  transition: color .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-about .cloud-tag:nth-child(3n) {
  font-size: 14.5px;
  padding: 11px 17px;
  transform: rotate(-1.4deg);
}

.page-about .cloud-tag:nth-child(4n) {
  font-size: 12.5px;
  transform: rotate(1.2deg);
}

.page-about .cloud-tag:nth-child(5n) {
  border-color: rgba(122, 77, 255, .45);
  transform: rotate(-.7deg);
}

.page-about .cloud-tag:hover {
  color: var(--text);
  border-color: var(--violet);
  box-shadow: 0 0 0 1px rgba(122, 77, 255, .45);
}

.page-about .partner-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-about .partner-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- Plaques ---------- */

.page-about .plaque-grid {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.page-about .plaque {
  position: relative;
  padding: 24px 18px 22px;
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(34, 26, 54, .95), rgba(23, 17, 38, .96));
  border: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-about .plaque::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 48px;
  height: 3px;
  background: var(--orange);
  border-radius: 0 0 3px 0;
}

.page-about .plaque-code {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--orange);
  margin: 0 0 12px;
}

.page-about .plaque-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  margin: 0 0 8px;
}

.page-about .plaque-text {
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
  margin: 0;
}

/* ---------- Team ---------- */

.page-about .team-split {
  display: grid;
  gap: 24px;
}

.page-about .team-list {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-about .team-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: rgba(23, 17, 38, .74);
  border-left: 2px solid var(--cyan);
}

.page-about .team-item dt {
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-about .team-item dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- CTA ---------- */

.page-about .cta-band {
  margin-top: 10px;
  padding: 32px 22px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 84% 0%, rgba(255, 138, 61, .18), transparent 56%),
    linear-gradient(150deg, rgba(122, 77, 255, .22), rgba(23, 17, 38, .94) 62%);
  border: 1px solid rgba(122, 77, 255, .35);
}

.page-about .cta-kicker {
  font-size: 10.5px;
  letter-spacing: .2em;
  color: var(--orange);
  margin: 0 0 12px;
}

.page-about .cta-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 4.6vw, 34px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
  margin: 0 0 14px;
}

.page-about .cta-text {
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
  margin: 0 0 22px;
  max-width: 62ch;
}

.page-about .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Breakpoints ---------- */

@media (min-width: 700px) {
  .page-about .method-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .page-about .method-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 30px;
    align-items: start;
  }

  .page-about .timeline {
    gap: 30px;
  }
}

@media (min-width: 820px) {
  .page-about .partner-grid {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    gap: 34px;
    align-items: start;
  }

  .page-about .team-split {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 34px;
    align-items: start;
  }

  .page-about .cta-band {
    padding: 40px 34px;
  }
}

@media (min-width: 880px) {
  .page-about .hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 34px;
    align-items: start;
  }

  .page-about .hero-card {
    margin-top: 6px;
  }
}

@media (min-width: 980px) {
  .page-about .about-body {
    display: grid;
    grid-template-columns: var(--about-rail) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-about .year-rail {
    margin-bottom: 0;
  }

  .page-about .rail-sticky {
    position: sticky;
    top: 92px;
  }
}

@media (min-width: 1080px) {
  .page-about .plaque-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .hero-card,
  .page-about .cloud-tag,
  .page-about .tl-card,
  .page-about .tl-dot {
    transform: none !important;
    transition: none;
  }

  .page-about .tl-item:hover .tl-card,
  .page-about .tl-item:focus-within .tl-card {
    transform: none;
  }

  .page-about .cloud-tag:hover {
    box-shadow: none;
  }
}
<<<END>>>