.page-about .ab-top {
  padding-top: calc(var(--yd-header-h) + 20px);
}

.page-about .ab-hero {
  padding-top: 28px;
  position: relative;
  overflow: hidden;
}

.page-about .ab-hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 70%;
  background: radial-gradient(60% 70% at 22% 0%, rgba(22, 32, 74, .72), transparent 70%),
              radial-gradient(48% 60% at 88% 12%, rgba(63, 224, 216, .12), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-about .ab-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
}

.page-about .ab-hero__copy > * + * {
  margin-top: 18px;
}

.page-about .ab-hero__copy .yd-display {
  max-width: 15ch;
}

.page-about .ab-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  padding-top: 8px;
  border-top: 1px solid var(--yd-line-soft);
  margin-top: 26px;
  padding-top: 20px;
}

.page-about .ab-fact {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-about .ab-fact__num {
  font-family: var(--yd-font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--yd-gold);
  line-height: 1;
}

.page-about .ab-fact__label {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--yd-muted);
}

.page-about .ab-hero__media {
  border-radius: var(--yd-radius);
  overflow: hidden;
  border: 1px solid var(--yd-line);
  box-shadow: var(--yd-shadow);
  background: var(--yd-deep);
}

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

.page-about .ab-layout {
  display: grid;
  gap: 30px;
}

.page-about .ab-rail {
  display: none;
}

.page-about .ab-flow {
  min-width: 0;
}

.page-about .ab-sec {
  padding-top: 46px;
}

.page-about .ab-sec:first-child {
  padding-top: 30px;
}

.page-about .ab-sec__head {
  position: relative;
  padding-left: 26px;
  margin-bottom: 20px;
}

.page-about .ab-sec__head--plain {
  padding-left: 0;
}

.page-about .ab-vnote {
  position: absolute;
  left: 0;
  top: 2px;
  writing-mode: vertical-rl;
  font-family: var(--yd-font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--yd-muted);
}

.page-about .ab-sec__head .yd-eyebrow {
  margin-bottom: 8px;
}

.page-about .ab-prose {
  max-width: 68ch;
  color: var(--yd-text);
  font-size: 16px;
  line-height: 1.85;
}

.page-about .ab-prose + .ab-prose {
  margin-top: 16px;
}

.page-about .ab-prose--tight {
  margin-top: 18px;
  font-size: 15px;
  color: var(--yd-muted);
}

.page-about .ab-prose a,
.page-about .ab-links a {
  color: var(--yd-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--yd-cyan-line);
  transition: color .2s var(--yd-ease), border-color .2s var(--yd-ease);
}

.page-about .ab-prose a:hover,
.page-about .ab-prose a:focus-visible,
.page-about .ab-links a:hover,
.page-about .ab-links a:focus-visible {
  color: var(--yd-gold);
  border-color: var(--yd-gold-line);
}

.page-about .ab-caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--yd-muted);
}

.page-about .ab-band {
  margin-bottom: 30px;
  border-radius: var(--yd-radius);
  overflow: hidden;
  border: 1px solid var(--yd-line);
  background: var(--yd-deep);
}

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

.page-about .ab-tl {
  list-style: none;
  margin: 28px 0 0;
  padding: 0 0 12px;
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-about .ab-tl__item {
  position: relative;
  flex: 0 0 250px;
  scroll-snap-align: start;
  border-top: 2px solid var(--yd-line);
  padding-top: 18px;
}

.page-about .ab-tl__item::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--yd-gold);
  box-shadow: 0 0 0 4px rgba(240, 194, 75, .15);
}

.page-about .ab-tl__stage {
  color: var(--yd-gold);
  margin-bottom: 8px;
}

.page-about .ab-tl__item .yd-h3 {
  margin-bottom: 8px;
}

.page-about .ab-tl__item p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--yd-muted);
}

.page-about .ab-reach {
  display: grid;
  gap: 26px;
}

.page-about .ab-reach__media {
  border-radius: var(--yd-radius);
  overflow: hidden;
  border: 1px solid var(--yd-line);
  background: var(--yd-deep);
}

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

.page-about .ab-regions {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
}

.page-about .ab-region {
  position: relative;
  padding: 12px 14px 12px 30px;
  border: 1px solid var(--yd-line);
  border-radius: var(--yd-radius-sm);
  background: linear-gradient(150deg, rgba(22, 32, 74, .82), rgba(12, 19, 48, .5));
  color: var(--yd-white);
  font-size: 15px;
  letter-spacing: .04em;
}

.page-about .ab-region::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--yd-gold);
}

.page-about .ab-dots {
  display: grid;
  grid-template-columns: repeat(13, minmax(0, 1fr));
  gap: 7px;
  max-width: 300px;
  margin-top: 20px;
}

.page-about .ab-dot {
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: rgba(63, 224, 216, .42);
}

.page-about .ab-dot--gold {
  background: var(--yd-gold);
  box-shadow: 0 0 10px rgba(240, 194, 75, .45);
}

.page-about .ab-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-about .ab-rhythm {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-about .ab-rhythm__item {
  padding: 18px 18px 18px 20px;
  border: 1px solid var(--yd-line);
  border-left: 2px solid var(--yd-gold);
  border-radius: var(--yd-radius-sm);
  background: linear-gradient(120deg, rgba(22, 32, 74, .72), rgba(7, 11, 30, .48));
  transition: transform .26s var(--yd-ease), box-shadow .26s var(--yd-ease);
}

.page-about .ab-rhythm__item:hover {
  transform: translateY(-4px);
  box-shadow: var(--yd-shadow-lift);
}

.page-about .ab-rhythm__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-about .ab-rhythm__top .yd-h3 {
  margin: 0;
}

.page-about .ab-rhythm__item p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--yd-text);
  max-width: 62ch;
}

.page-about .ab-rhythm__item a {
  color: var(--yd-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--yd-cyan-line);
}

.page-about .ab-rhythm__item a:hover,
.page-about .ab-rhythm__item a:focus-visible {
  color: var(--yd-gold);
  border-color: var(--yd-gold-line);
}

.page-about .ab-teams {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.page-about .ab-team {
  padding: 18px;
  border: 1px solid var(--yd-line);
  border-radius: var(--yd-radius-sm);
  background: rgba(12, 19, 48, .64);
  transition: transform .26s var(--yd-ease), border-color .26s var(--yd-ease);
}

.page-about .ab-team:hover {
  transform: translateY(-4px);
  border-color: var(--yd-gold-line);
}

.page-about .ab-team__code {
  color: var(--yd-gold);
  font-size: 12px;
  letter-spacing: .18em;
  margin-bottom: 10px;
}

.page-about .ab-team .yd-h3 {
  margin-bottom: 8px;
}

.page-about .ab-team p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--yd-muted);
}

.page-about .ab-flow-title {
  margin-top: 34px;
  margin-bottom: 4px;
}

.page-about .ab-flow {
  list-style: none;
  counter-reset: abflow;
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
}

.page-about .ab-flow li {
  counter-increment: abflow;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 15px;
  line-height: 1.8;
  color: var(--yd-text);
}

.page-about .ab-flow li::before {
  content: counter(abflow, decimal-leading-zero);
  font-family: var(--yd-font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--yd-gold);
  border: 1px solid var(--yd-gold-line);
  border-radius: 8px;
  text-align: center;
  padding: 4px 0;
  line-height: 1.4;
}

.page-about .ab-info {
  display: grid;
  gap: 0;
  margin: 22px 0 0;
  padding: 0;
}

.page-about .ab-info__row {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--yd-line-soft);
}

.page-about .ab-info__row:first-child {
  border-top: 1px solid var(--yd-line-soft);
}

.page-about .ab-info dt {
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--yd-muted);
}

.page-about .ab-info dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--yd-white);
  word-break: break-word;
}

.page-about .ab-belief {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.page-about .ab-belief__item {
  padding-left: 18px;
  border-left: 1px solid var(--yd-cyan-line);
}

.page-about .ab-belief__item .yd-h3 {
  margin-bottom: 8px;
}

.page-about .ab-belief__item p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--yd-text);
  max-width: 62ch;
}

.page-about .ab-cta {
  margin-top: 38px;
  padding: 26px 22px;
  border: 1px solid var(--yd-line);
  border-radius: var(--yd-radius);
  background: linear-gradient(140deg, rgba(22, 32, 74, .85), rgba(7, 11, 30, .6));
  display: grid;
  gap: 18px;
}

.page-about .ab-cta__text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--yd-white);
  max-width: 54ch;
}

.page-about .ab-sec--last {
  padding-bottom: 20px;
}

@media (min-width: 720px) {
  .page-about .ab-regions {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .ab-reach {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    gap: 34px;
    align-items: start;
  }

  .page-about .ab-reach__copy > .ab-sec__head {
    margin-bottom: 16px;
  }

  .page-about .ab-cta {
    padding: 32px 30px;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-about .ab-hero {
    padding-top: 46px;
  }

  .page-about .ab-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    gap: 48px;
    align-items: center;
  }

  .page-about .ab-layout {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 52px;
  }

  .page-about .ab-rail {
    display: block;
  }

  .page-about .ab-rail__title {
    font-size: 11px;
    letter-spacing: .26em;
    color: var(--yd-muted);
    margin-bottom: 14px;
  }

  .page-about .ab-rail__nav {
    position: sticky;
    top: calc(var(--yd-header-h) + 30px);
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .page-about .ab-rail__link {
    display: block;
    padding: 7px 0 7px 14px;
    border-left: 1px solid var(--yd-line);
    font-size: 13px;
    letter-spacing: .1em;
    color: var(--yd-muted);
    text-decoration: none;
    transition: color .2s var(--yd-ease), border-color .2s var(--yd-ease);
  }

  .page-about .ab-rail__link:hover,
  .page-about .ab-rail__link:focus-visible {
    color: var(--yd-gold);
    border-left-color: var(--yd-gold);
  }

  .page-about .ab-sec {
    padding-top: 62px;
  }

  .page-about .ab-sec__head {
    padding-left: 32px;
  }

  .page-about .ab-vnote {
    font-size: 12px;
  }

  .page-about .ab-tl__item {
    flex: 0 0 270px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .ab-rhythm__item,
  .page-about .ab-team {
    transition: none;
  }

  .page-about .ab-rhythm__item:hover,
  .page-about .ab-team:hover {
    transform: none;
  }
}