.page-about {
  --about-team-ink: rgba(13, 18, 16, 0.78);
  color: var(--cream);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-about h1,
.page-about h2,
.page-about h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-about .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-about .crumbs {
  padding-top: clamp(14px, 3vw, 24px);
}

.page-about .figure {
  margin: 0;
}

.page-about .figure__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--panel);
  border: 1px solid var(--line);
}

.page-about .figure__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .figure--wide .figure__media {
  aspect-ratio: 21 / 9;
}

.page-about .figure--tall .figure__media {
  aspect-ratio: 4 / 5;
}

.page-about .figure__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--moss);
}

/* Hero */
.page-about .about-hero {
  padding: clamp(26px, 6vw, 68px) 0 clamp(28px, 6vw, 72px);
  border-bottom: 1px solid var(--line);
}

.page-about .about-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: end;
}

.page-about .about-hero__lead h1 {
  font-size: clamp(2.2rem, 7.2vw, 4.6rem);
  line-height: 1.03;
  margin: 16px 0 20px;
  max-width: 20ch;
}

.page-about .about-hero__intro {
  max-width: 50ch;
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.1rem);
  line-height: 1.9;
  color: rgba(243, 235, 221, 0.82);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

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

.page-about .about-hero__stat {
  background: var(--ink);
  padding: 16px 14px 18px;
}

.page-about .about-hero__num {
  display: block;
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  line-height: 1;
  color: var(--lime);
}

.page-about .about-hero__label {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--silver);
}

/* Sections */
.page-about .about-section {
  padding: clamp(34px, 7vw, 84px) 0;
  border-bottom: 1px solid var(--line);
}

.page-about .about-section h2 {
  font-size: clamp(1.7rem, 4.6vw, 3rem);
  line-height: 1.12;
  margin: 14px 0 18px;
  max-width: 24ch;
}

.page-about .prose p {
  margin: 0 0 1.05em;
  font-size: clamp(0.98rem, 2.1vw, 1.04rem);
  line-height: 1.95;
  color: rgba(243, 235, 221, 0.84);
}

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

/* Origin */
.page-about .about-origin__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

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

.page-about .about-origin__side {
  display: grid;
  gap: 16px;
}

.page-about .about-origin__quote {
  position: relative;
  margin: 0;
  padding: 24px 22px 26px;
  background: var(--paper);
  color: var(--soil);
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 3vw, 1.4rem);
  line-height: 1.55;
  border-left: 3px solid var(--orange);
}

.page-about .about-origin__caption {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--moss);
}

.page-about .about-origin__plate {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  background: var(--soil);
  border: 1px solid var(--line);
}

.page-about .about-origin__plate-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--silver);
}

.page-about .about-origin__plate-val {
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  line-height: 1;
  color: var(--lime);
}

.page-about .about-origin__plate-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--silver);
}

/* Version timeline */
.page-about .about-version__lead {
  max-width: 52ch;
  margin: 0 0 26px;
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--silver);
}

.page-about .about-version__figure {
  margin-bottom: clamp(26px, 5vw, 46px);
}

.page-about .about-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--line-strong);
}

.page-about .about-timeline__item {
  position: relative;
  padding: 18px 0 20px;
  border-top: 1px solid var(--line);
  min-width: 0;
}

.page-about .about-timeline__item:first-child {
  border-top: none;
  padding-top: 4px;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-20px - 4px);
  top: 26px;
  width: 7px;
  height: 7px;
  background: var(--moss);
  transition: background var(--ease), box-shadow var(--ease);
}

.page-about .about-timeline__item:first-child::before {
  top: 12px;
}

.page-about .about-timeline__item:hover::before,
.page-about .about-timeline__item:focus::before,
.page-about .about-timeline__item:focus-within::before {
  background: var(--lime);
  box-shadow: 0 0 0 4px var(--lime-dim);
}

.page-about .about-timeline__item:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 4px;
}

.page-about .about-timeline__meta {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.page-about .about-timeline__ver {
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-about .about-timeline__year {
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--moss);
}

.page-about .about-timeline__title {
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  line-height: 1.3;
  margin-bottom: 8px;
}

.page-about .about-timeline__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(243, 235, 221, 0.78);
  max-width: 60ch;
}

.page-about .about-timeline__peek {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--moss);
  max-width: 60ch;
}

/* Rail section */
.page-about .about-rail-section__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-about .about-rail-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .about-rail-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 16px 18px;
  background: var(--ink);
  transition: background var(--ease), box-shadow var(--ease);
}

.page-about .about-rail-list__item:hover,
.page-about .about-rail-list__item:focus-within {
  background: var(--panel);
  box-shadow: inset 3px 0 0 0 var(--lime);
}

.page-about .about-rail-list__idx {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lime);
  padding-top: 4px;
}

.page-about .about-rail-list__title {
  font-size: 1.02rem;
  line-height: 1.4;
  margin-bottom: 6px;
}

.page-about .about-rail-list__item p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--silver);
}

.page-about .about-rail-section__side {
  display: grid;
  gap: 16px;
  min-width: 0;
}

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

.page-about .rail__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 14px;
  background: var(--panel);
  border-left: 2px solid transparent;
  font-size: 0.9rem;
  color: var(--silver);
  transition: background var(--ease), border-color var(--ease), color var(--ease);
}

.page-about .rail__item[data-active] {
  border-left-color: var(--lime);
  background: var(--ink);
  color: var(--cream);
}

.page-about .rail__item:hover {
  border-left-color: var(--lime);
  color: var(--cream);
}

.page-about .rail__idx {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--moss);
}

.page-about .rail__item[data-active] .rail__idx {
  color: var(--lime);
}

.page-about .about-rail-section__hint {
  margin: 0;
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: 0.04em;
  color: var(--moss);
  font-family: var(--font-mono);
}

/* Team block */
.page-about .about-team {
  background: var(--paper);
  color: var(--ink);
  padding: clamp(24px, 5vw, 56px) clamp(18px, 4vw, 52px);
}

.page-about .about-team h2,
.page-about .about-team h3 {
  color: var(--ink);
}

.page-about .about-team__eyebrow {
  color: rgba(13, 18, 16, 0.6);
}

.page-about .about-team__lead {
  max-width: 56ch;
  margin: 0 0 26px;
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--about-team-ink);
}

.page-about .about-team__list {
  list-style: none;
  margin: 0 0 clamp(24px, 4vw, 40px);
  padding: 0;
}

.page-about .about-team__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  align-items: baseline;
  padding: 16px 0 18px;
  border-top: 1px solid rgba(13, 18, 16, 0.24);
  transition: box-shadow var(--ease), background var(--ease);
}

.page-about .about-team__item:last-child {
  border-bottom: 1px solid rgba(13, 18, 16, 0.24);
}

.page-about .about-team__item:focus-visible {
  outline: 2px solid var(--soil);
  outline-offset: 3px;
}

.page-about .about-team__item:hover,
.page-about .about-team__item:focus {
  background: rgba(13, 18, 16, 0.05);
  box-shadow: inset 3px 0 0 0 var(--orange);
}

.page-about .about-team__idx {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(13, 18, 16, 0.55);
}

.page-about .about-team__name {
  font-size: 1.1rem;
  line-height: 1.35;
}

.page-about .about-team__duty {
  grid-column: 2;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--about-team-ink);
  max-width: 58ch;
}

.page-about .about-team__figure {
  margin: 0;
}

.page-about .about-team__figure .figure__media {
  border-color: rgba(13, 18, 16, 0.25);
  background: var(--soil);
}

.page-about .about-team__figure .figure__caption {
  color: rgba(13, 18, 16, 0.55);
}

/* Map */
.page-about .about-map__lead {
  max-width: 52ch;
  margin: 0 0 26px;
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--silver);
}

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

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

.page-about .about-map__link {
  display: grid;
  gap: 6px;
  height: 100%;
  padding: 18px 18px 22px;
  background: var(--ink);
  color: var(--cream);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background var(--ease), border-color var(--ease), transform var(--ease);
}

.page-about .about-map__link:hover,
.page-about .about-map__link:focus-visible {
  background: var(--panel);
  border-left-color: var(--lime);
  transform: translateY(-2px);
}

.page-about .about-map__idx {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-about .about-map__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.22rem;
  line-height: 1.3;
}

.page-about .about-map__desc {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--silver);
}

.page-about .about-map__link--current {
  background: var(--soil);
  border-left-color: var(--orange);
  cursor: default;
}

/* Scale */
.page-about .about-scale__lead {
  max-width: 56ch;
  margin: 0 0 26px;
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--silver);
}

.page-about .about-scale__nums {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-bottom: clamp(24px, 4vw, 36px);
}

.page-about .about-scale__num-cell {
  background: var(--panel);
  padding: 16px 14px 18px;
  min-width: 0;
}

.page-about .about-scale__num {
  display: block;
  font-size: clamp(1.5rem, 5vw, 2.2rem);
  line-height: 1;
  color: var(--lime);
}

.page-about .about-scale__num--orange {
  color: var(--orange);
}

.page-about .about-scale__num-label {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--silver);
}

.page-about .about-scale__close {
  margin: 0;
  max-width: 62ch;
  font-size: 0.95rem;
  line-height: 1.95;
  color: rgba(243, 235, 221, 0.8);
}

.page-about .about-scale__close a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--lime-dim);
}

.page-about .about-scale__close a:hover,
.page-about .about-scale__close a:focus-visible {
  border-bottom-color: var(--lime);
}

/* Responsive */
@media (min-width: 640px) {
  .page-about .about-map__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-about .about-origin__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-about .about-rail-section__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-about .about-team__item {
    grid-template-columns: auto 190px minmax(0, 1fr);
    gap: 4px 18px;
    padding: 20px 0 22px;
  }

  .page-about .about-team__duty {
    grid-column: 3;
  }

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

  .page-about .about-timeline {
    padding-left: 28px;
  }

  .page-about .about-timeline__item::before {
    left: calc(-28px - 4px);
  }

  .page-about .about-timeline__peek {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin-top: 0;
    transition: max-height var(--ease), opacity var(--ease), margin-top var(--ease);
  }

  .page-about .about-timeline__item:hover .about-timeline__peek,
  .page-about .about-timeline__item:focus .about-timeline__peek,
  .page-about .about-timeline__item:focus-within .about-timeline__peek {
    max-height: 8rem;
    opacity: 1;
    margin-top: 8px;
  }
}

@media (min-width: 1100px) {
  .page-about .about-hero__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-timeline__item {
    padding: 22px 0 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about * {
    transition-duration: 1ms !important;
  }

  .page-about .about-map__link:hover,
  .page-about .about-map__link:focus-visible {
    transform: none;
  }
}
<<<END>>>