.page-about {
  --about-rail-w: min(300px, 32vw);
  --about-gutter: 3rem;
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(0, 229, 160, 0.07), transparent 60%),
    radial-gradient(900px 400px at 5% 30%, rgba(0, 194, 255, 0.06), transparent 60%);
}

.page-about .container {
  position: relative;
}

.page-about .breadcrumb {
  padding-top: 1.25rem;
  padding-bottom: 0.75rem;
  font-size: var(--fs-tiny);
  letter-spacing: 0.08em;
  color: var(--color-text-dim);
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  align-items: center;
}

.page-about .breadcrumb__sep {
  color: var(--color-accent);
  font-weight: 700;
}

.page-about .breadcrumb__item {
  color: inherit;
  text-decoration: none;
}

.page-about .breadcrumb__item[aria-current="page"] {
  color: var(--color-text);
}

.page-about .about-hero {
  padding: clamp(2rem, 5vw, 4rem) 0 1rem;
}

.page-about .about-hero__grid {
  gap: clamp(2rem, 5vw, 4rem);
}

.page-about .about-hero__info > .section-kicker {
  margin-bottom: 0.75rem;
}

.page-about .about-hero__info h1 {
  font-family: var(--font-title);
  font-size: var(--fs-hero);
  line-height: 1.25;
  margin: 0 0 1rem;
  letter-spacing: 0.02em;
}

.page-about .about-hero__slogan {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.18em;
  margin: 0 0 1.25rem;
}

.page-about .about-hero__lead {
  color: var(--color-text-dim);
  font-size: var(--fs-body);
  line-height: 1.8;
  max-width: 52ch;
  margin: 0 0 1.5rem;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.page-about .about-hero__image {
  margin-top: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow);
}

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

.page-about .index-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.page-about .index-card__item {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.7rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
  transition: background 0.2s ease, transform 0.2s ease;
}

.page-about .index-card__item:last-child {
  border-bottom: none;
}

.page-about .index-card__item:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateX(4px);
}

.page-about .index-card__index {
  font-family: var(--font-data);
  font-size: var(--fs-tiny);
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.page-about .index-card__item a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
}

.page-about .index-card__item a:hover {
  color: var(--color-accent);
}

.page-about .about-hero__status {
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--fs-small);
  color: var(--color-text-dim);
}

.page-about .about-hero__status .status-badge {
  flex-shrink: 0;
  margin-top: 0.1em;
}

.page-about .about-hero__status p {
  margin: 0;
  line-height: 1.6;
}

.page-about .about-main {
  padding: clamp(2.5rem, 6vw, 5rem) 0 0;
}

.page-about .about-main__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.page-about .about-aside__inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-about .about-aside__brand {
  padding: 1.5rem;
  background: linear-gradient(135deg, var(--color-glass-strong), var(--color-glass));
}

.page-about .about-aside__logotext {
  font-family: var(--font-title);
  font-size: var(--fs-h2);
  color: var(--color-text);
  font-weight: 700;
}

.page-about .about-aside__brand .brand-slogan {
  color: var(--color-accent);
  letter-spacing: 0.12em;
  font-size: var(--fs-small);
  margin: 0.25rem 0 0.75rem;
}

.page-about .about-aside__brand p:last-child {
  color: var(--color-text-dim);
  font-size: var(--fs-small);
  line-height: 1.7;
  margin: 0;
}

.page-about .about-aside__stats {
  padding: 1rem 1.25rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.page-about .about-aside__stat {
  text-align: center;
  padding: 0.5rem 0.25rem;
}

.page-about .about-aside__stat-num {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(1.25rem, 4vw, 2rem);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.1;
}

.page-about .about-aside__stat-label {
  display: block;
  font-size: var(--fs-tiny);
  color: var(--color-text-dim);
  margin-top: 0.25rem;
}

.page-about .about-aside__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

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

.page-about .about-main__content .content-band + .content-band {
  margin-top: var(--space-xl);
}

.page-about .about-identity__lead {
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  line-height: 1.7;
  color: var(--color-text);
  border-left: 3px solid var(--color-accent);
  padding-left: 1.25rem;
  margin: 1.5rem 0 1rem;
}

.page-about .about-identity p {
  line-height: 1.85;
  color: var(--color-text-dim);
}

.page-about .about-identity__flags {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.page-about .about-identity__flag {
  padding: 1.25rem 1rem;
  text-align: center;
  transition: transform 0.2s ease, border-color 0.2s ease;
  border: 1px solid transparent;
}

.page-about .about-identity__flag:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.page-about .about-identity__flag-num {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(1.25rem, 5vw, 2.5rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.1;
}

.page-about .about-identity__flag-label {
  display: block;
  margin-top: 0.5rem;
  font-size: var(--fs-tiny);
  color: var(--color-text-dim);
}

.page-about .about-story {
  position: relative;
}

.page-about .about-story__intro {
  color: var(--color-text-dim);
  line-height: 1.75;
  margin-bottom: 2rem;
}

.page-about .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.25rem;
  position: relative;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  opacity: 0.5;
}

.page-about .timeline__item {
  position: relative;
  padding: 1.25rem 1.25rem 1.25rem 1.75rem;
  margin-bottom: 1.25rem;
  border-left: 2px solid var(--color-accent);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-about .timeline__item:hover {
  transform: translateX(6px);
}

.page-about .timeline__item--image {
  padding: 0;
  overflow: hidden;
  border-left: 2px solid var(--color-data);
  border-radius: var(--radius);
}

.page-about .timeline__item--image .image-frame {
  border-radius: 0;
}

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

.page-about .timeline__metric {
  display: inline-block;
  margin-bottom: 0.6rem;
}

.page-about .timeline__year {
  display: block;
  font-family: var(--font-data);
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.06em;
  margin-bottom: 0.25rem;
}

.page-about .timeline__body h3 {
  margin: 0.4rem 0 0.5rem;
  font-size: var(--fs-h3);
}

.page-about .timeline__body p {
  margin: 0;
  color: var(--color-text-dim);
  line-height: 1.7;
  font-size: var(--fs-small);
}

.page-about .about-story__cta {
  margin-top: 2rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-glass);
  border-radius: var(--radius);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.page-about .about-story__cta p {
  margin: 0;
  color: var(--color-text-dim);
}

.page-about .about-capability__intro {
  color: var(--color-text-dim);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.page-about .about-capability__board {
  padding: 2rem 1.5rem;
  background:
    linear-gradient(160deg, rgba(0, 229, 160, 0.08), transparent 45%),
    var(--color-panel);
}

.page-about .gauge-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-about .gauge {
  text-align: center;
  padding: 0.75rem 0.5rem;
}

.page-about .gauge__circle {
  width: clamp(80px, 22vw, 140px);
  aspect-ratio: 1;
  border-radius: 50%;
  margin: 0 auto 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: conic-gradient(var(--color-accent) 0 99.9%, rgba(255, 255, 255, 0.08) 99.9% 100%);
}

.page-about .gauge__circle::before {
  content: "";
  position: absolute;
  inset: 10px;
  background: var(--color-bg);
  border-radius: 50%;
}

.page-about .gauge__circle--coverage {
  background: conic-gradient(var(--color-data) 0 83%, rgba(255, 255, 255, 0.08) 83% 100%);
}

.page-about .gauge__circle--history {
  background: conic-gradient(var(--color-accent-2) 0 63%, rgba(255, 255, 255, 0.08) 63% 100%);
}

.page-about .gauge__value {
  position: relative;
  z-index: 1;
  font-family: var(--font-data);
  font-size: clamp(1.05rem, 2.2vw, 1.4rem);
  font-weight: 700;
  color: var(--color-text);
}

.page-about .gauge__label {
  display: block;
  font-size: var(--fs-small);
  color: var(--color-text);
  font-weight: 600;
}

.page-about .gauge__hint {
  display: block;
  margin-top: 0.25rem;
  font-size: var(--fs-tiny);
  color: var(--color-text-dim);
  opacity: 0.65;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.page-about .gauge:hover .gauge__hint {
  opacity: 1;
  color: var(--color-accent);
}

.page-about .about-capability__metrics {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
}

.page-about .metric {
  padding: 0.5rem 0.25rem;
}

.page-about .metric__num {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--color-accent);
}

.page-about .metric__label {
  display: block;
  margin-top: 0.5rem;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-text);
}

.page-about .metric__desc {
  margin: 0.35rem 0 0;
  font-size: var(--fs-tiny);
  line-height: 1.55;
  color: var(--color-text-dim);
  transition: color 0.2s ease;
}

.page-about .metric:hover .metric__desc {
  color: var(--color-text);
}

.page-about .metric__desc::before {
  content: "▸";
  color: var(--color-accent);
  margin-right: 0.35rem;
}

.page-about .about-capability__visual {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.page-about .about-capability__image {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

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

.page-about .about-capability__tech {
  padding: 1.5rem;
}

.page-about .about-capability__tech h3 {
  margin: 0 0 1rem;
  font-size: var(--fs-h3);
}

.page-about .about-capability__tech ul {
  margin: 0;
  padding-left: 1.1em;
  color: var(--color-text-dim);
  line-height: 1.8;
  font-size: var(--fs-small);
}

.page-about .about-capability__tech li + li {
  margin-top: 0.4rem;
}

.page-about .about-capability__tech li::marker {
  color: var(--color-accent);
}

.page-about .about-ecosystem__intro {
  color: var(--color-text-dim);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.page-about .about-ecosystem__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-about .ecosystem-card {
  padding: 1.5rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
  border: 1px solid transparent;
}

.page-about .ecosystem-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.page-about .ecosystem-card__tag {
  display: inline-block;
  margin-bottom: 0.75rem;
}

.page-about .ecosystem-card__num {
  display: block;
  font-family: var(--font-data);
  font-size: var(--fs-data);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.1;
}

.page-about .ecosystem-card__label {
  display: block;
  margin-top: 0.25rem;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-text);
}

.page-about .ecosystem-card p {
  margin: 0.75rem 0 0;
  font-size: var(--fs-small);
  color: var(--color-text-dim);
  line-height: 1.65;
}

.page-about .about-commitment {
  margin-top: var(--space-xl);
  padding: clamp(2rem, 5vw, 4rem) 0;
}

.page-about .about-commitment__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding: clamp(1.75rem, 4vw, 3rem);
  background:
    radial-gradient(600px 300px at 100% 0%, rgba(255, 107, 74, 0.15), transparent 60%),
    var(--color-glass);
}

.page-about .about-commitment__text h2 {
  margin: 0.5rem 0 1rem;
}

.page-about .about-commitment__text p:last-child {
  color: var(--color-text-dim);
  line-height: 1.8;
  margin: 0;
}

.page-about .about-commitment__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-top: 3rem;
  }

  .page-about .about-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .page-about .about-hero__image {
    margin-top: 1.75rem;
  }

  .page-about .about-main__grid {
    grid-template-columns: var(--about-rail-w) minmax(0, 1fr);
    align-items: start;
    gap: var(--about-gutter);
  }

  .page-about .about-main__aside {
    position: sticky;
    top: 7rem;
  }

  .page-about .about-aside__inner {
    gap: 1.25rem;
  }

  .page-about .about-main__content {
    padding-top: 0.5rem;
  }

  .page-about .timeline {
    padding-left: 2rem;
  }

  .page-about .timeline__item {
    padding: 1.5rem 1.5rem 1.5rem 2rem;
  }

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

  .page-about .about-capability__visual {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
    align-items: center;
  }

  .page-about .about-ecosystem__cards {
    grid-template-columns: 1fr 1fr;
  }

  .page-about .about-commitment__panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}