.page-about {
  --about-line: rgba(0, 208, 255, 0.28);
  --about-border: rgba(245, 241, 230, 0.12);
  --about-glow-ice: 0 0 16px rgba(0, 208, 255, 0.32);
  --about-glow-ember: 0 0 14px rgba(255, 107, 0, 0.65);
  background-color: var(--color-ink);
}

.page-about .about-layout {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 24px 20px 72px;
}

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

.page-about .about-toc {
  margin-bottom: 24px;
}

.page-about .toc__title {
  margin: 0 0 12px;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.page-about .toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .toc__link {
  display: inline-block;
  border: 1px solid var(--about-border);
  background: rgba(18, 26, 42, 0.6);
  color: var(--color-paper);
  padding: 8px 14px;
  font-size: 0.875rem;
  text-decoration: none;
  border-radius: var(--radius);
  transition: all 0.3s var(--ease);
}

.page-about .toc__link:hover,
.page-about .toc__link.is-active {
  border-color: var(--color-ice);
  color: var(--color-ice);
}

.page-about .about-toc__signal {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.page-about .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 8px 0 20px;
  font-size: 0.875rem;
  color: var(--color-muted);
}

.page-about .breadcrumbs a {
  color: var(--color-ice);
  text-decoration: none;
}

.page-about .breadcrumbs a:hover {
  text-decoration: underline;
}

.page-about .breadcrumbs [aria-current="page"] {
  color: var(--color-paper);
}

.page-about .breadcrumbs__sep {
  color: var(--color-muted);
}

.page-about .section {
  padding: 56px 0;
  border-bottom: 1px solid var(--about-border);
}

.page-about .about-story {
  padding-top: 8px;
}

.page-about .section:last-of-type {
  border-bottom: 0;
}

.page-about .section__kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-data);
  font-size: 0.875rem;
  color: var(--color-ice);
}

.page-about .section__kicker-num {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(0, 208, 255, 0.4);
  color: var(--color-ember);
  font-weight: 700;
}

.page-about .section__lead {
  max-width: 520px;
  margin: 0;
  color: var(--color-muted);
  line-height: 1.7;
}

.page-about h1,
.page-about h2 {
  font-family: var(--font-headline);
  font-weight: 900;
  line-height: 1.15;
  margin: 0 0 16px;
  color: var(--color-paper);
}

.page-about h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
}

.page-about h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
}

.page-about h3 {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-paper);
  margin: 0 0 8px;
}

.page-about p {
  color: var(--color-muted);
  line-height: 1.8;
}

.page-about .lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--color-paper);
  margin-bottom: 16px;
}

.page-about .img-frame {
  position: relative;
  border: 1px solid var(--about-border);
  background: var(--color-graphite);
  padding: 8px;
  border-radius: 6px;
}

.page-about .img-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 2px;
}

.page-about .img-frame__caption {
  margin-top: 10px;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.page-about .about-story {
  display: grid;
  gap: 32px;
}

.page-about .about-story__figure {
  margin: 0;
  max-width: 640px;
}

.page-about .about-story__note {
  margin-top: 22px;
  padding: 16px 18px;
  border-left: 3px solid var(--color-ember);
  background: rgba(255, 107, 0, 0.06);
  color: var(--color-paper);
  font-size: 0.9375rem;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-about .about-capability {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--about-border);
  border-radius: 8px;
  padding: 40px 24px;
}

.page-about .about-capability__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-about .about-capability__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .about-capability__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(11, 14, 20, 0.86) 0%, rgba(11, 14, 20, 0.68) 55%, rgba(18, 26, 42, 0.92) 100%);
}

.page-about .about-capability .section__lead {
  color: rgba(245, 241, 230, 0.88);
}

.page-about .about-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.page-about .about-stat {
  padding: 20px 16px;
  border: 1px solid rgba(245, 241, 230, 0.12);
  background: rgba(11, 14, 20, 0.55);
  backdrop-filter: blur(4px);
}

.page-about .about-stat__num {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-ice);
}

.page-about .about-stat:nth-child(4) .about-stat__num {
  color: var(--color-ember);
}

.page-about .about-stat__label {
  display: block;
  margin-top: 8px;
  font-size: 0.92rem;
  color: var(--color-muted);
}

.page-about .about-capability__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-about .tag {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  background: rgba(0, 208, 255, 0.1);
  border: 1px solid rgba(0, 208, 255, 0.3);
  color: var(--color-ice);
}

.page-about .tag--ember {
  background: rgba(255, 107, 0, 0.12);
  border-color: rgba(255, 107, 0, 0.35);
  color: var(--color-ember);
}

.page-about .about-timeline__list {
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
}

.page-about .about-timeline__item {
  position: relative;
  padding: 0 0 44px 34px;
  border-left: 2px solid var(--about-line);
}

.page-about .about-timeline__item:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-navy);
  border: 3px solid var(--color-ice);
  box-shadow: var(--about-glow-ice);
}

.page-about .about-timeline__item--hot::before {
  border-color: var(--color-ember);
  box-shadow: var(--about-glow-ember);
}

.page-about .about-timeline__year {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-ice);
  letter-spacing: 0.04em;
}

.page-about .about-timeline__item--hot .about-timeline__year {
  color: var(--color-ember);
}

.page-about .about-timeline__item h3 {
  margin-top: 6px;
}

.page-about .about-timeline__item p {
  margin-bottom: 0;
}

.page-about .about-cert-grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.page-about .about-cert__badge {
  position: relative;
  min-height: 190px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 28px;
  border: 1px solid var(--about-border);
  background: linear-gradient(150deg, rgba(18, 26, 42, 0.92), rgba(11, 14, 20, 0.78));
  border-radius: 6px;
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-about .about-cert__badge::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-ice), var(--color-ember));
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.page-about .about-cert__badge:hover,
.page-about .about-cert__badge:focus {
  border-color: rgba(0, 208, 255, 0.5);
  transform: translateY(-4px);
  outline: none;
}

.page-about .about-cert__badge:hover::after,
.page-about .about-cert__badge:focus::after {
  opacity: 1;
}

.page-about .about-cert__mark {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-ice);
}

.page-about .about-cert__name {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-paper);
  margin: 10px 0 4px;
}

.page-about .about-cert__hint {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-muted);
}

.page-about .about-team__lower {
  margin-top: 28px;
}

.page-about .about-team__figure {
  margin: 0;
  max-width: 760px;
}

.page-about .about-team__grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-about .about-team__card {
  margin: 0;
  border: 1px solid var(--about-border);
  background: var(--color-navy);
  padding: 24px;
  border-radius: var(--radius);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-about .about-team__card:hover {
  border-color: rgba(0, 208, 255, 0.45);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.page-about .about-team__count {
  display: inline-block;
  margin-left: 8px;
  font-family: var(--font-data);
  font-size: 1rem;
  color: var(--color-ember);
}

.page-about .about-team__card p {
  margin-bottom: 0;
}

.page-about .about-partners {
  border: 1px solid var(--about-border);
  border-radius: 8px;
  padding: 40px 24px;
  background: linear-gradient(180deg, rgba(18, 26, 42, 0.6), rgba(18, 26, 42, 0.25));
}

.page-about .about-partners__grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.page-about .about-partner {
  padding: 28px;
  border: 1px solid var(--about-border);
  border-left: 4px solid var(--color-ice);
  background: rgba(18, 26, 42, 0.5);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-about .about-partner:hover {
  border-left-color: var(--color-ember);
  background: rgba(18, 26, 42, 0.85);
}

.page-about .about-partner h3 {
  margin-bottom: 10px;
}

.page-about .about-partner p {
  margin: 0;
  font-size: 0.95rem;
}

.page-about .about-cta {
  margin-top: 56px;
  padding: 40px 32px;
  background: linear-gradient(135deg, rgba(255, 107, 0, 0.14), rgba(0, 208, 255, 0.1)), var(--color-navy);
  border: 1px solid var(--about-border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
}

.page-about .about-cta__title {
  margin: 0;
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--color-paper);
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.9375rem;
  text-decoration: none;
  padding: 13px 22px;
  border-radius: 2px;
  transition: all 0.3s var(--ease);
}

.page-about .btn--primary {
  background: linear-gradient(135deg, var(--color-ember), #ff8b2e);
  color: var(--color-ink);
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}

.page-about .btn--primary:hover {
  transform: translateY(-2px);
}

.page-about .btn--ghost {
  border: 1px solid rgba(0, 208, 255, 0.45);
  color: var(--color-ice);
}

.page-about .btn--ghost:hover {
  background: rgba(0, 208, 255, 0.1);
  border-color: var(--color-ice);
}

@media (min-width: 700px) {
  .page-about .about-cert-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (min-width: 880px) {
  .page-about .section {
    padding: 80px 0;
  }

  .page-about .about-story {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 48px;
  }

  .page-about .about-story__figure {
    max-width: none;
  }

  .page-about .about-stat-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .page-about .about-stat {
    padding: 28px 24px;
  }

  .page-about .about-team__lower {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 36px;
    align-items: start;
  }

  .page-about .about-team__grid {
    margin-top: 0;
  }
}

@media (min-width: 960px) {
  .page-about .about-layout {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-about .about-toc {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    margin-bottom: 0;
    padding-top: 32px;
  }

  .page-about .toc__list {
    flex-direction: column;
    gap: 6px;
  }

  .page-about .toc__link {
    display: block;
    border: 0;
    border-left: 3px solid transparent;
    background: transparent;
    padding: 8px 12px;
    border-radius: 0;
  }

  .page-about .toc__link:hover,
  .page-about .toc__link.is-active {
    border-left-color: var(--color-ember);
    color: var(--color-ember);
    background: rgba(255, 107, 0, 0.08);
  }

  .page-about .about-toc__signal {
    border-top: 1px solid var(--about-border);
    padding-top: 16px;
  }
}

@media (min-width: 700px) {
  .page-about .about-cert__hint {
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  }

  .page-about .about-cert__badge:hover .about-cert__hint,
  .page-about .about-cert__badge:focus .about-cert__hint {
    opacity: 1;
    transform: translateY(0);
  }
}