.page-about {
  --about-rail: 200px;
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 46px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(158deg, var(--ink-950) 0%, var(--ink-900) 68%, var(--ink-800) 100%);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: 68%;
  height: 170%;
  transform: rotate(-14deg);
  background: repeating-linear-gradient(
    90deg,
    rgba(58, 242, 192, 0.09) 0 1px,
    transparent 1px 44px
  );
  pointer-events: none;
}

.page-about .about-hero .container {
  position: relative;
  z-index: 1;
}

.page-about .about-hero .breadcrumbs {
  font-size: var(--fs-label);
  letter-spacing: 0.08em;
}

.page-about .about-hero .eyebrow {
  margin: 20px 0 10px;
  color: var(--mint);
}

.page-about .about-hero h1 {
  margin: 0 0 18px;
  max-width: 15em;
  font-family: var(--font-serif);
  font-size: clamp(1.95rem, 6vw, 3.4rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .about-hero__lead {
  margin: 0 0 26px;
  max-width: 62ch;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--slate);
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-about .about-hero__stat {
  padding: 14px 16px;
  background: rgba(10, 33, 54, 0.9);
}

.page-about .about-hero__stat b {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--mint);
}

.page-about .about-hero__stat span {
  display: block;
  margin-top: 5px;
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-about .about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding: 32px 0 64px;
}

.page-about .about-index__label {
  margin: 0 0 10px;
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-about .about-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-about .about-index__link {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  font-size: var(--fs-small);
  line-height: 1.2;
  white-space: nowrap;
  text-decoration: none;
  color: var(--slate);
  transition: color 150ms var(--ease), border-color 150ms var(--ease);
}

.page-about .about-index__no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--mint);
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  border-color: var(--mint);
  color: var(--paper);
}

.page-about .about-sec {
  padding: 4px 0 40px;
  scroll-margin-top: calc(var(--strip-h) + 24px);
}

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

.page-about .about-sec__head {
  display: grid;
  gap: 10px;
  margin: 0 0 24px;
}

.page-about .about-sec__no {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.2em;
  color: var(--orange);
}

.page-about .about-sec h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.55rem, 3.6vw, 2.35rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--paper);
}

.page-about .about-sec__note {
  margin: 0;
  padding-left: 14px;
  border-left: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--muted);
}

.page-about .about-text {
  margin: 0 0 16px;
  max-width: 68ch;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--slate);
}

.page-about .about-link {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 242, 192, 0.4);
  transition: border-color 150ms var(--ease), color 150ms var(--ease);
}

.page-about .about-link:hover,
.page-about .about-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--mint);
}

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

.page-about .about-visual {
  margin: 0 0 24px;
}

.page-about .about-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.page-about .about-visual figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--muted);
}

.page-about .about-audience {
  display: grid;
  gap: 1px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-about .about-audience__item {
  padding: 18px 16px;
  background: var(--ink-900);
  border-top: 2px solid var(--mint);
}

.page-about .about-audience__item .tag {
  margin-bottom: 10px;
}

.page-about .about-audience__title {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-about .about-audience__item p {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--slate);
}

.page-about .about-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0 0 22px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-about .about-figure {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 16px;
  background: var(--ink-900);
}

.page-about .about-figure__label {
  font-size: var(--fs-label);
  letter-spacing: 0.08em;
  line-height: 1.5;
  color: var(--muted);
}

.page-about .about-figure__num {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  font-weight: 600;
  line-height: 1.1;
  text-align: right;
  color: var(--mint-soft);
}

.page-about .about-figure__unit {
  margin-left: 4px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
}

.page-about .about-figure--accent .about-figure__num {
  color: var(--orange);
}

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

.page-about .about-roles {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-about .about-roles__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-about .about-roles__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-about .about-roles__name {
  font-size: var(--fs-body);
  font-weight: 600;
  color: var(--paper);
}

.page-about .about-roles__num {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--mint);
}

.page-about .about-roles__desc {
  grid-column: 1 / -1;
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-visual--wide {
  margin-bottom: 28px;
}

.page-about .timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 26px;
  list-style: none;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--mint) 0%, var(--line) 62%, var(--orange) 100%);
}

.page-about .timeline__item {
  position: relative;
  padding: 0 0 28px;
}

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

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 6px;
  width: 9px;
  height: 9px;
  background: var(--ink-950);
  border: 1px solid var(--mint);
}

.page-about .timeline__item--latest::before {
  background: var(--orange);
  border-color: var(--orange);
}

.page-about .timeline__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  color: var(--mint);
}

.page-about .timeline__item--latest .timeline__ver {
  color: var(--orange);
}

.page-about .timeline__title {
  margin: 6px 0 6px;
  font-family: var(--font-serif);
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
  transition: color 150ms var(--ease);
}

.page-about .timeline__item:hover .timeline__title {
  color: var(--mint-soft);
}

.page-about .timeline__desc {
  margin: 0;
  max-width: 60ch;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--slate);
}

.page-about .about-paths {
  display: grid;
  gap: 1px;
  margin: 0 0 22px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-about .about-path {
  padding: 20px 18px;
  background: var(--ink-900);
  border-top: 2px solid var(--line);
  transition: border-color 150ms var(--ease), background 150ms var(--ease);
}

.page-about .about-path:hover,
.page-about .about-path:focus-within {
  border-top-color: var(--mint);
  background: var(--ink-800);
}

.page-about .about-path__time {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-about .about-path__title {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-about .about-path__desc {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--slate);
}

.page-about .about-contact {
  display: grid;
  gap: 22px;
  padding: 22px 18px;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

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

.page-about .about-contact__item {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-about .about-contact__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-about .about-contact__label {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  color: var(--mint);
}

.page-about .about-contact__value {
  font-size: var(--fs-small);
  line-height: 1.7;
  word-break: break-word;
  color: var(--paper);
}

.page-about .about-contact__aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.page-about .about-note {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--slate);
}

.page-about .about-contact__aside .btn {
  margin-top: 4px;
}

.page-about .dot-rule {
  height: 20px;
  margin-top: 34px;
  background-image: radial-gradient(var(--line) 1px, transparent 1px);
  background-size: 12px 12px;
  opacity: 0.9;
}

@media (min-width: 560px) {
  .page-about .about-audience {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-contact__item {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
  }

  .page-about .about-contact__label {
    justify-self: start;
  }
}

@media (min-width: 760px) {
  .page-about .about-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-contact {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    padding: 28px 26px;
  }
}

@media (min-width: 900px) {
  .page-about .about-sec__head {
    grid-template-columns: minmax(0, 1fr) 210px;
    align-items: end;
    column-gap: 36px;
  }

  .page-about .about-split {
    grid-template-columns: minmax(0, 1fr) 340px;
    align-items: start;
    column-gap: 32px;
  }

  .page-about .about-team {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
    column-gap: 32px;
  }

  .page-about .about-team .about-visual {
    margin-bottom: 0;
  }

  .page-about .timeline {
    padding-left: 30px;
  }

  .page-about .timeline__item::before {
    left: -30px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-hero {
    padding: 34px 0 56px;
  }

  .page-about .about-layout {
    grid-template-columns: var(--about-rail) minmax(0, 1fr);
    column-gap: 56px;
    padding: 56px 0 96px;
  }

  .page-about .about-index {
    position: sticky;
    top: calc(var(--strip-h) + 32px);
    align-self: start;
  }

  .page-about .about-index__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--line);
  }

  .page-about .about-index__list li + li {
    margin-top: 2px;
  }

  .page-about .about-index__link {
    display: flex;
    width: 100%;
    padding: 10px 12px 10px 14px;
    border: 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
  }

  .page-about .about-index__link:hover,
  .page-about .about-index__link:focus-visible {
    border-left-color: var(--mint);
    background: var(--ink-900);
    color: var(--paper);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-index__link,
  .page-about .about-path,
  .page-about .timeline__title,
  .page-about .about-link {
    transition: none;
  }
}
<<<END>>>