.page-about {
  --ab-num-size: clamp(40px, 5vw, 68px);
  background: var(--color-night);
  color: var(--color-foam);
}

.page-about .breadcrumb {
  position: relative;
  z-index: 2;
  padding-top: 24px;
  color: var(--color-slate);
  font-size: 0.875rem;
}

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

.page-about .breadcrumb a:hover {
  color: var(--color-green);
}

.page-about .breadcrumb__sep {
  margin: 0 8px;
  color: var(--color-line);
}

.page-about .ab-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-height) + 48px) 0 56px;
  background:
    radial-gradient(circle at 82% 28%, rgba(0, 230, 138, 0.1), transparent 34%),
    radial-gradient(circle at 14% 80%, rgba(255, 158, 28, 0.06), transparent 26%),
    var(--color-night);
}

.page-about .ab-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, transparent calc(100% - 1px), rgba(40, 58, 94, 0.25) calc(100% - 1px));
  background-size: 25% 100%;
  pointer-events: none;
}

.page-about .ab-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 40px;
  align-items: center;
}

.page-about .ab-hero__content {
  max-width: 680px;
}

.page-about .ab-hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 16px 0 0;
}

.page-about .ab-hero__lead {
  color: var(--color-slate);
  font-size: 17px;
  line-height: 1.75;
  margin: 20px 0 0;
}

.page-about .ab-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.page-about .ab-hero__visual {
  border: 1px solid var(--color-line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--color-midnight);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
}

.page-about .ab-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 6 / 5;
  object-fit: cover;
}

.page-about .ab-mission {
  padding-bottom: 72px;
}

.page-about .ab-mission__inner {
  display: grid;
  gap: 24px;
}

.page-about .ab-mission__lead {
  color: var(--color-slate);
  font-size: 17px;
  line-height: 1.8;
  margin: 16px 0 0;
}

.page-about .ab-mission__notes {
  border-left: 3px solid var(--color-green);
  padding: 8px 0 8px 20px;
  font-size: 0.925rem;
  line-height: 1.8;
  color: var(--color-slate);
}

.page-about .ab-mission__notes p {
  margin: 0 0 12px;
}

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

.page-about .ab-mission__notes a {
  color: var(--color-green);
  text-decoration: none;
  font-weight: 500;
}

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

.page-about .ab-timeline {
  padding-top: 72px;
  padding-bottom: 72px;
  background: var(--color-midnight);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

.page-about .ab-timeline__head {
  max-width: 720px;
}

.page-about .ab-timeline__intro {
  color: var(--color-slate);
  line-height: 1.75;
  margin-top: 16px;
}

.page-about .ab-timeline__list {
  position: relative;
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
}

.page-about .ab-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 20px;
  padding-bottom: 48px;
}

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

.page-about .ab-timeline__item::before {
  content: "";
  position: absolute;
  left: 101px;
  top: 2px;
  bottom: 0;
  width: 2px;
  background: var(--color-line);
}

.page-about .ab-timeline__item:last-child::before {
  bottom: auto;
  height: 22px;
}

.page-about .ab-timeline__marker {
  position: absolute;
  left: 93px;
  top: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-night);
  border: 4px solid var(--color-green);
  z-index: 1;
}

.page-about .ab-timeline__year {
  justify-self: end;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-green);
  padding: 6px 0 0;
}

.page-about .ab-timeline__card {
  background: var(--color-night);
  border: 1px solid var(--color-line);
  border-radius: 10px;
  padding: 22px 24px;
}

.page-about .ab-timeline__card h3 {
  font-size: 1.125rem;
  margin: 0 0 8px;
}

.page-about .ab-timeline__card p {
  color: var(--color-slate);
  line-height: 1.7;
  font-size: 0.925rem;
  margin: 0;
}

.page-about .ab-data {
  padding-top: 72px;
  padding-bottom: 72px;
}

.page-about .ab-data__head {
  max-width: 720px;
}

.page-about .ab-data__intro {
  color: var(--color-slate);
  line-height: 1.75;
  margin-top: 16px;
}

.page-about .ab-data__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 40px;
}

.page-about .ab-data__card {
  min-height: 160px;
}

.page-about .ab-data__num {
  font-family: var(--font-mono);
  font-size: var(--ab-num-size);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-green);
}

.page-about .ab-data__unit {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.875rem;
  color: var(--color-slate);
}

.page-about .ab-data__figure {
  margin: 40px 0 0;
  border: 1px solid var(--color-line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--color-midnight);
}

.page-about .ab-data__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.page-about .ab-data__figure figcaption {
  padding: 14px 20px;
  font-size: 0.875rem;
  color: var(--color-slate);
  border-top: 1px solid var(--color-line);
}

.page-about .ab-team {
  padding-top: 72px;
  padding-bottom: 72px;
  background: var(--color-midnight);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

.page-about .ab-team__head {
  max-width: 720px;
}

.page-about .ab-team__grid {
  display: grid;
  gap: 32px;
  margin-top: 40px;
}

.page-about .ab-team__chart {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.page-about .ab-team__chart svg {
  width: 100%;
  max-width: 340px;
  height: auto;
}

.page-about .ab-team__chart-num {
  font-family: var(--font-mono);
}

.page-about .ab-team__legend {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px 24px;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
  color: var(--color-slate);
}

.page-about .ab-team__legend li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-about .ab-team__legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.page-about .ab-team__legend-dot--green {
  background: var(--color-green);
}

.page-about .ab-team__legend-dot--orange {
  background: var(--color-orange);
}

.page-about .ab-team__legend-dot--slate {
  background: var(--color-slate);
}

.page-about .ab-team__text {
  color: var(--color-slate);
  line-height: 1.8;
}

.page-about .ab-team__text p {
  margin: 0 0 16px;
}

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

.page-about .ab-team__badge {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  margin-top: 28px;
  padding: 20px;
  background: var(--color-night);
  border: 1px solid var(--color-line);
  border-radius: 12px;
}

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

.page-about .ab-team__badge-text {
  flex: 1 1 200px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-slate);
}

.page-about .ab-team__badge-text p {
  margin: 0 0 8px;
}

.page-about .ab-team__badge-text p:last-child {
  margin-bottom: 0;
}

.page-about .ab-team__figure {
  margin: 40px 0 0;
  border: 1px solid var(--color-line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--color-night);
}

.page-about .ab-team__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-about .ab-team__figure figcaption {
  padding: 14px 20px;
  font-size: 0.875rem;
  color: var(--color-slate);
  border-top: 1px solid var(--color-line);
}

.page-about .ab-guarantee {
  padding-top: 72px;
  padding-bottom: 72px;
}

.page-about .ab-guarantee__head {
  max-width: 720px;
}

.page-about .ab-guarantee__grid {
  display: grid;
  gap: 20px;
  margin-top: 40px;
}

.page-about .ab-guarantee__item {
  background: var(--color-midnight);
  border: 1px solid var(--color-line);
  border-radius: 12px;
  padding: 28px 24px;
}

.page-about .ab-guarantee__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-green);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.page-about .ab-guarantee__item h3 {
  font-size: 1.125rem;
  margin: 0 0 10px;
}

.page-about .ab-guarantee__item p {
  color: var(--color-slate);
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
}

.page-about .ab-guarantee__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--color-line);
}

@media (hover: hover) {
  .page-about .ab-data__card:hover .ab-data__num {
    animation: ab-pulse 0.45s var(--ease);
  }
}

@keyframes ab-pulse {
  0% {
    opacity: 0.35;
  }
  40% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}

@media (min-width: 900px) {
  .page-about .ab-hero {
    padding: calc(var(--header-height) + 72px) 0 80px;
  }

  .page-about .ab-hero__inner {
    grid-template-columns: 7fr 5fr;
    gap: 64px;
  }

  .page-about .ab-mission__inner {
    grid-template-columns: 1fr 2fr 1.5fr;
    gap: 48px;
    align-items: start;
  }

  .page-about .ab-mission__notes {
    margin-top: 8px;
  }

  .page-about .ab-timeline__item {
    grid-template-columns: 160px 1fr;
    gap: 32px;
    padding-bottom: 56px;
  }

  .page-about .ab-timeline__item::before {
    left: 175px;
  }

  .page-about .ab-timeline__marker {
    left: 166px;
  }

  .page-about .ab-timeline__year {
    font-size: 1.15rem;
  }

  .page-about .ab-data__grid {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-about .ab-data__card--s5 {
    grid-column: span 5;
  }

  .page-about .ab-data__card--s4 {
    grid-column: span 4;
  }

  .page-about .ab-data__card--s3 {
    grid-column: span 3;
  }

  .page-about .ab-team__grid {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    align-items: center;
  }

  .page-about .ab-team__figure {
    max-width: 820px;
    margin-left: auto;
    margin-right: auto;
  }

  .page-about .ab-guarantee__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }
}