.page-about {
  --about-gold: #FFB800;
  --about-green: #00E68C;
  --about-blue: #00A6FF;
  --about-border: 1px solid #1E2A38;
  --about-border-strong: 2px solid #1E2A38;
  --about-shadow: 8px 8px 0 rgba(0, 230, 140, 0.06);
}

.page-about .breadcrumb {
  padding: 1.25rem 0 0;
}

.page-about .section-heading-row {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  max-width: 900px;
}

.page-about .section-heading-row .section-title {
  margin-top: 0.75rem;
  margin-bottom: 0.75rem;
}

.page-about .section-heading-row .lead {
  margin-top: 0.25rem;
}

.page-about .about-hero {
  position: relative;
  padding: clamp(2rem, 6vw, 4.5rem) 0 var(--space-sec);
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 18%, rgba(0, 166, 255, 0.12), transparent 42%),
    linear-gradient(135deg, rgba(0, 230, 140, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.page-about .about-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

.page-about .about-hero__copy .lead {
  max-width: 640px;
  margin-top: 1.25rem;
}

.page-about .about-hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-c);
}

.page-about .about-hero__metric {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.page-about .about-hero__metric .big-number {
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--neon-green);
}

.page-about .about-hero__metric span:last-child {
  color: var(--text-sub);
  font-size: 0.85rem;
  line-height: 1.4;
}

.page-about .about-hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-about .about-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0.75rem -0.75rem -0.75rem 0.75rem;
  border: 2px solid rgba(0, 166, 255, 0.35);
  transform: rotate(-1.5deg);
  z-index: -1;
  pointer-events: none;
}

.page-about .about-hero__visual img {
  width: 100%;
  max-height: 720px;
  object-fit: cover;
  aspect-ratio: 7 / 9;
  border: var(--about-border-strong);
  box-shadow: var(--about-shadow);
}

.page-about .section__inner {
  gap: 2rem;
}

.page-about .chapter-nav {
  padding: 1.5rem;
  border: var(--about-border);
  background: rgba(17, 26, 36, 0.5);
}

.page-about .chapter-nav nav {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: 1rem;
}

.page-about .chapter-nav a {
  display: inline-flex;
  padding: 0.4rem 0;
  color: var(--text-sub);
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-about .chapter-nav a:hover,
.page-about .chapter-nav a.is-active {
  color: var(--neon-green);
  border-bottom-color: var(--neon-green);
}

.page-about .milestones-section {
  background: linear-gradient(180deg, rgba(17, 26, 36, 0.3) 0%, rgba(17, 26, 36, 0.7) 100%);
}

.page-about .about-timeline-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

.page-about .about-timeline-grid__visual img {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 7 / 9;
  border: var(--about-border);
  box-shadow: var(--about-shadow);
}

.page-about .about-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  max-width: 880px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 44px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--neon-green), var(--electric-blue) 55%, var(--gold));
}

.page-about .about-timeline__item {
  position: relative;
  padding-left: 88px;
}

.page-about .about-timeline__year {
  position: absolute;
  left: 0;
  top: 0;
  width: 88px;
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  background: var(--bg-deep);
  border: 2px solid var(--border-c);
  box-shadow: 4px 4px 0 rgba(0, 230, 140, 0.08);
}

.page-about .about-timeline__content {
  border: var(--about-border);
  background: var(--bg-raised);
  padding: 1.5rem 1.5rem 1.5rem 1.75rem;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-about .about-timeline__content h3 {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.page-about .about-timeline__content p {
  color: var(--text-sub);
  line-height: 1.7;
  margin: 0;
}

.page-about .about-timeline__item--milestone .about-timeline__year {
  color: var(--gold);
  border-color: rgba(255, 184, 0, 0.6);
}

.page-about .about-timeline__item--milestone .about-timeline__content {
  border-color: rgba(255, 184, 0, 0.45);
}

.page-about .img-frame__caption {
  color: var(--text-sub);
  font-size: 0.85rem;
  margin-top: 1rem;
  border-left: 3px solid var(--neon-green);
  padding-left: 0.75rem;
}

.page-about .pipeline-section {
  background:
    linear-gradient(180deg, rgba(0, 230, 140, 0.02), transparent 30%),
    var(--bg-deep);
}

.page-about .about-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.page-about .about-stat {
  border-left: 3px solid var(--neon-green);
  padding: 1.25rem 1.5rem;
  background: var(--bg-raised);
}

.page-about .about-stat .big-number {
  display: block;
  font-size: 2.4rem;
  line-height: 1;
  margin-bottom: 0.4rem;
}

.page-about .about-stat .about-stat__label {
  display: block;
  color: var(--text-main);
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.page-about .about-stat p {
  color: var(--text-sub);
  font-size: 0.85rem;
  margin: 0;
}

.page-about .about-pipeline__visual {
  margin-bottom: 2.5rem;
}

.page-about .about-pipeline__visual img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--about-border);
  box-shadow: var(--about-shadow);
}

.page-about .pipeline-feature-grid {
  gap: 1.5rem;
}

.page-about .pipeline-feature-grid .card {
  padding: 1.75rem;
  border: var(--about-border);
  background: var(--bg-raised);
  transition: border-color 0.2s ease;
}

.page-about .pipeline-feature-grid .card:hover {
  border-color: var(--electric-blue);
}

.page-about .pipeline-feature-grid h3 {
  font-size: 1.2rem;
  margin-bottom: 0.6rem;
}

.page-about .pipeline-feature-grid p {
  color: var(--text-sub);
  line-height: 1.65;
  margin: 0;
}

.page-about .team-section {
  background: linear-gradient(180deg, rgba(0, 166, 255, 0.04), transparent 50%);
}

.page-about .about-team {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

.page-about .about-team__info {
  border-left: 4px solid var(--electric-blue);
  padding-left: 1.75rem;
}

.page-about .about-team__metric {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.page-about .about-team__metric .big-number {
  font-size: 2.8rem;
}

.page-about .about-team__metric span:last-child {
  color: var(--text-main);
  font-weight: 600;
}

.page-about .about-team__info p {
  color: var(--text-sub);
  line-height: 1.75;
  max-width: 560px;
}

.page-about .about-team__visual img {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  border: var(--about-border);
  box-shadow: var(--about-shadow);
}

.page-about .honors-section {
  background: var(--bg-deep);
}

.page-about .about-honor-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.page-about .about-honor-card {
  position: relative;
  padding: 2rem;
  border: var(--about-border);
  background: var(--bg-raised);
  overflow: hidden;
}

.page-about .about-honor-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--electric-blue);
}

.page-about .about-honor-card--gold {
  border-color: rgba(255, 184, 0, 0.5);
}

.page-about .about-honor-card--gold::before {
  background: var(--gold);
}

.page-about .about-honor-card h3 {
  font-size: 1.5rem;
  margin: 1rem 0 0.5rem;
}

.page-about .about-honor-card p {
  color: var(--text-sub);
  line-height: 1.7;
  margin: 0;
}

.page-about .about-honor-card__year {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 3.4rem;
  line-height: 1;
  color: rgba(255, 184, 0, 0.12);
  pointer-events: none;
}

.page-about .about-trust {
  border-top: 1px solid var(--border-c);
  padding-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.page-about .about-trust p {
  width: 100%;
  max-width: 760px;
  color: var(--text-sub);
  line-height: 1.75;
  margin: 0;
}

@media (min-width: 640px) {
  .page-about .about-timeline-grid {
    grid-template-columns: 0.75fr 1.25fr;
  }

  .page-about .about-timeline-grid__visual {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
  }

  .page-about .about-team {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 4rem;
  }

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

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

  .page-about .about-trust {
    gap: 1.25rem;
  }
}