.page-about {
  --about-timeline-indent: 52px;
  background: var(--c-cream);
  color: var(--c-ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

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

.page-about .about-breadcrumb-wrap {
  padding-top: var(--space-5);
}

.page-about .about-intro {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-7) var(--space-5) var(--space-6);
}

.page-about .about-intro__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-red);
}

.page-about .about-intro__eyebrow::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--c-red);
}

.page-about .about-intro h1 {
  margin: 0 0 var(--space-5);
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 6vw, 3.5rem);
  font-weight: 900;
  font-style: italic;
  line-height: 1.12;
  letter-spacing: -0.01em;
  max-width: 15ch;
}

.page-about .about-intro h1 em {
  font-style: italic;
  color: var(--c-red);
}

.page-about .about-intro__lede {
  margin: 0;
  max-width: 46em;
  padding-left: var(--space-4);
  border-left: 2px solid var(--c-sand);
  color: var(--c-graphite);
  font-size: 1rem;
  line-height: 1.8;
}

.page-about .chapter-mark {
  flex-shrink: 0;
}

.page-about .about-archive {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5) var(--space-7);
}

.page-about .about-archive__aside {
  display: flex;
  flex-direction: column;
}

.page-about .about-archive__aside h2 {
  margin: var(--space-3) 0 var(--space-4);
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 900;
  font-style: italic;
  line-height: 1.15;
  max-width: 10ch;
}

.page-about .about-archive__aside p {
  margin: 0 0 var(--space-5);
  color: var(--c-graphite);
  font-size: 0.9rem;
  line-height: 1.75;
  max-width: 24em;
}

.page-about .about-archive__quote {
  margin: 0 0 var(--space-5);
  padding-left: var(--space-4);
  border-left: 2px solid var(--c-red);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-ink);
}

.page-about .about-archive__texture {
  margin: var(--space-2) 0 0;
}

.page-about .about-archive__console {
  position: relative;
  overflow: hidden;
  background: var(--c-ink);
  color: var(--c-cream);
  border-radius: 20px;
  padding: var(--space-5);
  box-shadow: var(--shadow);
}

.page-about .about-archive__console::before {
  content: "ARCHIVE";
  position: absolute;
  right: -1rem;
  top: 1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: rgba(242, 232, 213, 0.12);
  transform: rotate(-90deg);
  transform-origin: right top;
  pointer-events: none;
}

.page-about .about-archive__console::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--c-red), var(--c-blue));
  opacity: 0.25;
  pointer-events: none;
}

.page-about .about-archive__console .console__signal {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid rgba(242, 232, 213, 0.14);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-cream);
}

.page-about .about-timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 14px;
  bottom: 24px;
  width: 2px;
  border-radius: 1px;
  background: linear-gradient(180deg, var(--c-blue), rgba(0, 163, 255, 0.2));
}

.page-about .about-timeline__item {
  position: relative;
  padding: 0 0 var(--space-6) var(--about-timeline-indent);
}

.page-about .about-timeline__item:last-child {
  padding-bottom: 0;
}

.page-about .about-timeline__node {
  position: absolute;
  left: 11px;
  top: 10px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--c-red);
  border: 3px solid var(--c-cream);
  text-decoration: none;
  z-index: 2;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.page-about .about-timeline__node:hover,
.page-about .about-timeline__node:focus {
  transform: scale(1.2);
  background: var(--c-blue);
  box-shadow: 0 0 0 4px rgba(0, 163, 255, 0.35);
  outline: none;
}

.page-about .about-timeline__body {
  scroll-margin-top: var(--space-5);
}

.page-about .about-timeline__meta {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.page-about .about-timeline__version {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-red);
}

.page-about .about-timeline__year {
  font-size: 0.8rem;
  color: rgba(242, 232, 213, 0.7);
  font-variant-numeric: tabular-nums;
}

.page-about .about-timeline__body h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--c-cream);
}

.page-about .about-timeline__body p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(242, 232, 213, 0.85);
}

.page-about .about-version-figure {
  margin: var(--space-5) 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(242, 232, 213, 0.06);
  padding: var(--space-3);
}

.page-about .about-version-figure img {
  display: block;
  border-radius: 6px;
}

.page-about .about-version-figure figcaption {
  padding: var(--space-3) 0 0;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: rgba(242, 232, 213, 0.6);
}

.page-about .about-scale {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5) var(--space-7);
}

.page-about .about-scale__head,
.page-about .about-collab__head,
.page-about .about-ecosystem__head {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.page-about .about-scale__head h2,
.page-about .about-collab__head h2,
.page-about .about-ecosystem__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-weight: 900;
  font-style: italic;
  line-height: 1.15;
}

.page-about .about-scale__head p,
.page-about .about-collab__head p,
.page-about .about-ecosystem__head p {
  margin: var(--space-2) 0 0;
  color: var(--c-graphite);
  font-size: 0.9rem;
  line-height: 1.6;
}

.page-about .about-scale__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.page-about .about-scale__list {
  margin: 0;
  padding: 0;
}

.page-about .about-scale__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid rgba(26, 24, 21, 0.2);
}

.page-about .about-scale__row dt {
  font-size: 0.9rem;
  color: var(--c-graphite);
}

.page-about .about-scale__row dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  font-style: italic;
  text-align: right;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.page-about .about-scale__row:hover dd {
  color: var(--c-red);
}

.page-about .about-scale__map {
  position: relative;
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--c-sand);
}

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

.page-about .about-scale__map figcaption {
  padding: var(--space-3) var(--space-4);
  background: var(--c-cream-light);
  font-size: 0.82rem;
  color: var(--c-graphite);
  line-height: 1.6;
}

.page-about .about-scale__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 999px;
  background: var(--c-ink);
  color: var(--c-green);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  font-style: italic;
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.page-about .about-scale__dots {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  background-image:
    radial-gradient(circle 4px, var(--c-green) 0%, transparent 5px),
    radial-gradient(circle 3px, var(--c-blue) 0%, transparent 4px);
  background-size: 90px 90px, 140px 140px;
  background-position: 40px 70px, 110px 30px;
  transition: opacity 0.35s ease;
}

.page-about .about-scale__map:hover .about-scale__badge,
.page-about .about-scale__map:focus-within .about-scale__badge {
  background: var(--c-blue);
  color: var(--c-ink);
  box-shadow: 0 0 0 4px rgba(0, 163, 255, 0.3);
}

.page-about .about-scale__map:hover .about-scale__dots,
.page-about .about-scale__map:focus-within .about-scale__dots {
  opacity: 0.8;
}

.page-about .about-collab {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5) var(--space-7);
}

.page-about .about-collab__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-about .about-collab__team {
  position: relative;
  padding: var(--space-5);
  padding-right: var(--space-6);
  background: var(--c-cream-light);
  border-radius: var(--radius);
  border-left: 4px solid var(--c-sand);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-about .about-collab__team--tech {
  border-left-color: var(--c-blue);
}

.page-about .about-collab__team--content {
  border-left-color: var(--c-red);
}

.page-about .about-collab__team:hover {
  transform: translateY(-4px);
  border-left-color: var(--c-red);
  box-shadow: var(--shadow);
}

.page-about .about-collab__index {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-red);
}

.page-about .about-collab__team h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
}

.page-about .about-collab__team p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--c-graphite);
}

.page-about .about-collab__security {
  margin-top: var(--space-6);
  padding: var(--space-6) var(--space-5);
  background: var(--c-ink);
  border-radius: 20px;
  color: rgba(242, 232, 213, 0.9);
}

.page-about .about-collab__security-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-3);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-cream);
}

.page-about .about-collab__security p:last-child {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: rgba(242, 232, 213, 0.85);
  max-width: 52em;
}

.page-about .about-ecosystem {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5) var(--space-8);
}

.page-about .about-ecosystem__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.page-about .about-ecosystem__copy p {
  margin: 0 0 var(--space-4);
  color: var(--c-graphite);
  font-size: 0.95rem;
  line-height: 1.8;
  max-width: 36em;
}

.page-about .about-ecosystem__copy .btn {
  margin-top: var(--space-2);
}

.page-about .about-ecosystem__aside {
  padding: var(--space-5);
  background: var(--c-sand);
  border-radius: var(--radius);
}

.page-about .about-ecosystem__aside-title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-red-dark);
}

.page-about .about-ecosystem__links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-ecosystem__links li {
  border-bottom: 1px solid rgba(26, 24, 21, 0.15);
}

.page-about .about-ecosystem__links li:first-child {
  border-top: 1px solid rgba(26, 24, 21, 0.15);
}

.page-about .about-ecosystem__links a {
  display: block;
  padding: var(--space-3) 0;
  color: var(--c-ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.page-about .about-ecosystem__links a:hover,
.page-about .about-ecosystem__links a:focus {
  color: var(--c-red);
  padding-left: var(--space-2);
}

.page-about .about-ecosystem__meta {
  margin: var(--space-5) 0 0;
  padding-top: var(--space-4);
  border-top: 1px solid rgba(26, 24, 21, 0.15);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--c-graphite);
}

@media (min-width: 760px) {
  .page-about .about-collab__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
  }

  .page-about .about-collab__team--content {
    transform: translateY(14px);
  }

  .page-about .about-collab__team--support {
    transform: translateY(6px);
  }

  .page-about .about-collab__team--content:hover,
  .page-about .about-collab__team--support:hover {
    transform: translateY(4px);
  }
}

@media (min-width: 860px) {
  .page-about .about-archive {
    grid-template-columns: 260px 1fr;
    gap: var(--space-7);
    align-items: start;
  }

  .page-about .about-archive__aside {
    position: sticky;
    top: var(--space-5);
  }

  .page-about .about-scale__panel {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: var(--space-7);
    align-items: stretch;
  }
}

@media (min-width: 920px) {
  .page-about .about-ecosystem__body {
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-7);
    align-items: start;
  }

  .page-about .about-ecosystem__aside {
    position: sticky;
    top: var(--space-5);
  }
}