.page-about {
  --about-pad: clamp(1.25rem, 4vw, 3.5rem);
  --about-gap: clamp(1.25rem, 2.5vw, 2.5rem);
  --about-shell: 1320px;
  background: var(--c-primary);
  color: var(--c-ink);
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.9rem + 0.3vw, 1.125rem);
  line-height: 1.75;
}

.page-about .breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 1.5rem var(--about-pad) 0;
  max-width: var(--about-shell);
  margin: 0 auto;
  font-size: var(--size-small);
  color: var(--c-mist-cyan);
}

.page-about .breadcrumbs a {
  color: var(--c-mist-cyan);
  text-decoration: none;
  transition: color var(--transition);
}

.page-about .breadcrumbs a:hover,
.page-about .breadcrumbs a:focus-visible {
  color: var(--c-accent-green);
  text-decoration: underline;
}

.page-about .breadcrumbs__sep {
  color: var(--c-accent-orange);
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background: var(--grad-base);
  padding: 3rem var(--about-pad) 4rem;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  top: 14%;
  width: 300px;
  height: 200px;
  transform: skewX(-18deg) rotate(-8deg);
  background: linear-gradient(115deg, rgba(57, 255, 136, 0.22), rgba(255, 107, 53, 0.16));
  border: 1px solid rgba(57, 255, 136, 0.25);
  pointer-events: none;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2rem;
  max-width: var(--about-shell);
  margin: 0 auto;
}

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

.page-about .about-hero__title {
  font-family: var(--font-head);
  font-size: var(--size-h1);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin: 1.25rem 0;
  color: #ffffff;
}

.page-about .about-hero__brand {
  display: block;
  font-size: 0.55em;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-accent-green);
  margin-bottom: 0.3em;
}

.page-about .about-hero__lead {
  color: var(--c-mist-cyan);
  max-width: 47rem;
  margin: 0;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-top: 2rem;
}

.page-about .about-coverindex {
  background: rgba(10, 17, 40, 0.72);
  border: 1px solid rgba(57, 255, 136, 0.4);
  border-left: 3px solid var(--c-accent-green);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.25);
}

.page-about .about-coverindex__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid rgba(232, 234, 246, 0.2);
}

.page-about .about-coverindex__label {
  font-family: var(--font-head);
  font-size: 0.95rem;
  color: var(--c-accent-orange);
}

.page-about .about-coverindex__count {
  font-family: var(--font-data);
  font-size: var(--size-small);
  color: var(--c-mist-cyan);
}

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

.page-about .about-coverindex__list li + li {
  border-top: 1px dashed rgba(127, 200, 232, 0.25);
}

.page-about .about-coverindex__list a {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.75rem 0;
  color: var(--c-ink);
  text-decoration: none;
  transition: color var(--transition), padding-left var(--transition);
}

.page-about .about-coverindex__list a:hover {
  color: var(--c-accent-green);
  padding-left: 0.4rem;
}

.page-about .about-coverindex__list a:focus-visible {
  outline: 2px solid var(--c-accent-green);
  outline-offset: 2px;
}

.page-about .about-coverindex__num {
  font-family: var(--font-data);
  color: var(--c-accent-orange);
  font-size: var(--size-small);
  min-width: 2em;
}

.page-about .about-coverindex__name {
  font-weight: 600;
}

.page-about .about-layout {
  display: grid;
  gap: var(--about-gap);
  padding: 3rem var(--about-pad) 2rem;
  max-width: var(--about-shell);
  margin: 0 auto;
}

.page-about .about-layout__main,
.page-about .about-layout__rail {
  min-width: 0;
}

.page-about .section {
  padding: 2.5rem 0;
  border-bottom: 1px solid rgba(127, 200, 232, 0.16);
}

.page-about .section:first-of-type {
  padding-top: 0;
}

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

.page-about .section__header {
  margin-bottom: 1.75rem;
}

.page-about .section__kicker {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-accent-orange);
  border: 1px solid rgba(255, 107, 53, 0.55);
  padding: 0.15rem 0.55rem;
  border-radius: 2px;
  margin-bottom: 0.8rem;
}

.page-about .section__title {
  font-family: var(--font-head);
  font-size: var(--size-h2);
  line-height: 1.15;
  margin: 0 0 0.7rem;
}

.page-about .section__header p {
  color: var(--c-mist-cyan);
  max-width: 44rem;
  margin: 0;
}

.page-about .about-story__header {
  margin-bottom: 1.5rem;
}

.page-about .about-story__lead {
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.15rem);
  color: var(--c-ink) !important;
}

.page-about .about-story__grid {
  display: grid;
  gap: var(--about-gap);
  align-items: start;
}

.page-about .about-story__text p + p {
  margin-top: 1rem;
}

.page-about .about-story__media,
.page-about .about-data__media,
.page-about .about-team__media {
  margin: 0;
}

.page-about .about-story__media {
  border-left: 3px solid var(--c-accent-orange);
  padding-left: 0.5rem;
}

.page-about .about-story__media img,
.page-about .about-data__media img,
.page-about .about-team__media img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}

.page-about .about-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.875rem;
  margin-top: 2rem;
}

.page-about .about-metrics__item {
  background: var(--c-secondary);
  border-left: 3px solid var(--c-accent-orange);
  padding: 1rem;
  border-radius: var(--radius);
}

.page-about .about-metrics__value {
  display: block;
  font-family: var(--font-data);
  font-size: 1.6rem;
  line-height: 1.2;
  color: var(--c-accent-green);
}

.page-about .about-metrics__label {
  display: block;
  font-size: var(--size-small);
  color: var(--c-ink);
  margin-top: 0.2rem;
}

.page-about .about-timeline {
  position: relative;
  padding-left: 1.75rem;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--c-accent-green), rgba(57, 255, 136, 0.15));
}

.page-about .about-timeline__item {
  position: relative;
  padding-bottom: 2rem;
}

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

.page-about .about-timeline__marker {
  position: absolute;
  left: -1.75rem;
  top: 8px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--c-accent-orange);
  border: 3px solid var(--c-primary);
  box-shadow: 0 0 0 2px var(--c-accent-green), 0 0 14px rgba(57, 255, 136, 0.4);
}

.page-about .about-timeline__year {
  display: block;
  font-family: var(--font-head);
  font-size: 1.4rem;
  line-height: 1.2;
  color: var(--c-accent-green);
}

.page-about .about-timeline__content {
  background: rgba(20, 34, 74, 0.55);
  border-left: 2px solid var(--c-accent-green);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  margin-top: 0.6rem;
}

.page-about .about-timeline__title {
  font-family: var(--font-head);
  font-size: 1.05rem;
  margin: 0 0 0.45rem;
}

.page-about .about-timeline__content p {
  margin: 0;
  font-size: var(--size-small);
}

.page-about .about-data__layout {
  display: grid;
  gap: var(--about-gap);
  align-items: start;
}

.page-about .about-data__intro p {
  color: var(--c-mist-cyan);
  margin: 0;
}

.page-about .about-data__stats {
  display: grid;
  gap: 0.55rem;
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(20, 34, 74, 0.55);
  border-radius: var(--radius);
}

.page-about .about-data__steps {
  display: grid;
  gap: 0.75rem;
}

.page-about .about-data__step {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.75rem;
  padding: 1rem;
  background: var(--c-secondary);
  border: 1px solid rgba(127, 200, 232, 0.15);
  border-radius: var(--radius);
}

.page-about .about-data__step-num {
  grid-row: span 2;
  font-family: var(--font-data);
  font-size: 1.15rem;
  color: var(--c-accent-orange);
}

.page-about .about-data__step h3 {
  margin: 0;
  font-size: 1rem;
}

.page-about .about-data__step p {
  margin: 0.25rem 0 0;
  font-size: var(--size-small);
}

.page-about .about-data__media {
  margin-top: 2rem;
}

.page-about .about-accred__grid {
  display: grid;
  gap: 1.25rem;
}

.page-about .about-accred__card {
  padding: 1.5rem;
  background: var(--c-secondary);
  border-radius: var(--radius);
}

.page-about .about-accred__badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.page-about .about-accred__badge svg {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.page-about .about-accred__badge span {
  font-family: var(--font-head);
  color: var(--c-accent-green);
  font-size: 1.15rem;
}

.page-about .about-accred__card h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
}

.page-about .about-accred__card p {
  margin: 0;
  font-size: var(--size-small);
  color: var(--c-ink);
}

.page-about .about-accred__tagwall {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.page-about .about-accred__tag {
  background: rgba(255, 107, 53, 0.12);
  border: 1px solid rgba(255, 107, 53, 0.5);
  color: var(--c-ink);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: var(--size-small);
}

.page-about .about-team__layout {
  display: grid;
  gap: var(--about-gap);
  align-items: start;
}

.page-about .about-team__text p + p {
  margin-top: 1rem;
}

.page-about .about-team__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-top: 1.25rem;
}

.page-about .about-railcore {
  display: grid;
  gap: 1.25rem;
}

.page-about .about-tagwall,
.page-about .about-seal {
  background: var(--c-secondary);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.page-about .about-tagwall__title,
.page-about .about-expense__title,
.page-about .about-seal__title {
  font-family: var(--font-head);
  font-size: 1rem;
  margin: 0 0 0.75rem;
}

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

.page-about .about-tagwall__list li + li {
  border-top: 1px dashed rgba(127, 200, 232, 0.2);
}

.page-about .about-tagwall__list a {
  display: flex;
  gap: 0.5rem;
  padding: 0.6rem 0;
  color: var(--c-ink);
  text-decoration: none;
  font-size: var(--size-small);
}

.page-about .about-tagwall__list a:hover {
  color: var(--c-accent-green);
}

.page-about .about-tagwall__list a span {
  color: var(--c-accent-orange);
  font-family: var(--font-data);
}

.page-about .about-expense {
  background: linear-gradient(145deg, #0f2246, #0a1128);
  border: 1px solid rgba(57, 255, 136, 0.35);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.page-about .about-expense__note {
  font-size: var(--size-small);
  color: var(--c-mist-cyan);
  margin-bottom: 0.6rem;
}

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

.page-about .about-expense__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.5rem 0;
  border-bottom: 1px dotted rgba(232, 234, 246, 0.3);
}

.page-about .about-expense__row dt {
  font-size: var(--size-small);
  color: var(--c-ink);
}

.page-about .about-expense__row dd {
  margin: 0;
  font-family: var(--font-data);
  font-size: 1rem;
}

.page-about .about-expense__row dd strong {
  font-size: 1.45rem;
  color: var(--c-accent-green);
  margin-right: 0.15rem;
}

.page-about .about-expense__link {
  display: inline-block;
  color: var(--c-accent-orange);
  font-size: var(--size-small);
  text-decoration: underline;
  margin-top: 0.75rem;
}

.page-about .about-expense__link:hover {
  color: var(--c-accent-green);
}

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

.page-about .about-seal__list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0;
  font-size: var(--size-small);
}

.page-about .about-seal__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.page-about .about-seal__dot--green {
  background: var(--c-accent-green);
  box-shadow: 0 0 8px rgba(57, 255, 136, 0.7);
}

.page-about .about-seal__dot--orange {
  background: var(--c-accent-orange);
  box-shadow: 0 0 8px rgba(255, 107, 53, 0.7);
}

.page-about .about-resolve {
  position: relative;
  margin-top: 2.5rem;
  padding: 3rem var(--about-pad) 3.5rem;
  background: var(--grad-base);
  overflow: hidden;
}

.page-about .about-resolve::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: linear-gradient(90deg, var(--c-accent-green), var(--c-accent-orange));
}

.page-about .about-resolve::after {
  content: "";
  position: absolute;
  left: -6%;
  bottom: -20%;
  width: 320px;
  height: 200px;
  background: rgba(57, 255, 136, 0.08);
  transform: skewX(-20deg) rotate(8deg);
  pointer-events: none;
}

.page-about .about-resolve__inner {
  position: relative;
  z-index: 1;
  max-width: 44rem;
}

.page-about .about-resolve__title {
  font-family: var(--font-head);
  font-size: var(--size-h2);
  line-height: 1.15;
  margin: 0 0 0.75rem;
}

.page-about .about-resolve__lead {
  color: var(--c-mist-cyan);
  margin-bottom: 1.5rem;
}

.page-about .about-resolve__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
}

@media (min-width: 980px) {
  .page-about .about-hero {
    padding: 4.5rem var(--about-pad) 5rem;
  }

  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }

  .page-about .about-hero__title {
    font-size: var(--size-display);
  }

  .page-about .about-hero__lead {
    font-size: clamp(1rem, 0.9rem + 0.4vw, 1.125rem);
  }

  .page-about .about-layout {
    grid-template-columns: minmax(0, 1fr) 330px;
    gap: clamp(2rem, 4vw, 3.5rem);
    padding-top: 4.5rem;
  }

  .page-about .about-layout__rail {
    position: sticky;
    top: calc(var(--header-h) + 1rem);
    align-self: start;
  }

  .page-about .about-story__grid {
    grid-template-columns: minmax(0, 1fr) 1.1fr;
  }

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

  .page-about .about-data__layout {
    grid-template-columns: minmax(0, 1fr) 1.1fr;
  }

  .page-about .about-accred__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-about .about-team__layout {
    grid-template-columns: minmax(0, 1fr) 1.05fr;
  }

  .page-about .about-seal {
    margin-top: auto;
  }

  .page-about .about-resolve {
    padding: 4rem var(--about-pad) 4.5rem;
  }
}