.page-about {
  --about-line: rgba(192, 192, 192, 0.14);
  --about-gap: clamp(24px, 4vw, 56px);
  --about-pad-x: clamp(20px, 4vw, 48px);
  position: relative;
  color: var(--c-text);
  background:
    radial-gradient(circle at 84% 4%, rgba(0, 240, 255, 0.07), transparent 32%),
    radial-gradient(circle at 10% 68%, rgba(59, 46, 138, 0.16), transparent 38%),
    linear-gradient(180deg, var(--c-engine) 0%, var(--c-pitch) 72%, var(--c-engine) 100%);
  overflow: clip;
}

.page-about::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(192, 192, 192, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(192, 192, 192, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

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

.page-about a {
  color: var(--c-neon);
}

.page-about-hero {
  position: relative;
  border-bottom: 1px solid var(--about-line);
  background:
    radial-gradient(circle at 80% 18%, rgba(0, 240, 255, 0.1), transparent 36%),
    linear-gradient(118deg, var(--c-engine) 0%, var(--c-engine) 44%, var(--c-pitch) 78%);
}

.page-about-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  width: 38%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-neon), transparent);
  pointer-events: none;
}

.page-about-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: clamp(28px, 5vw, 64px) var(--about-pad-x) clamp(24px, 4vw, 48px);
}

.page-about-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-about-breadcrumb__link {
  color: var(--c-text-dim);
  text-decoration: none;
  transition: color var(--transition);
}

.page-about-breadcrumb__link:hover,
.page-about-breadcrumb__link:focus-visible {
  color: var(--c-neon);
}

.page-about-breadcrumb__sep {
  color: var(--c-text-dim);
  opacity: 0.6;
}

.page-about-breadcrumb__current {
  color: var(--c-text);
}

.page-about-hero__grid {
  display: grid;
  gap: 28px;
}

.page-about-hero__kicker {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-neon);
  margin: 0 0 10px;
}

.page-about-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: clamp(30px, 4.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  transform: skew(-3deg);
  transform-origin: left center;
}

.page-about-hero__lead {
  margin: 0 0 24px;
  max-width: 720px;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--c-text-dim);
}

.page-about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-about-hero__stats {
  display: grid;
  gap: 10px;
  align-content: end;
}

.page-about-hero__stat {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 18px;
  background: rgba(3, 8, 7, 0.42);
  border: 1px solid var(--about-line);
  border-left: 3px solid var(--c-neon);
}

.page-about-hero__num {
  font-family: var(--font-data);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: var(--fw-bold);
  color: var(--c-neon);
  white-space: nowrap;
}

.page-about-hero__label {
  font-size: 13px;
  color: var(--c-text-dim);
}

.page-about-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 28px;
  padding-top: 14px;
  border-top: 1px solid var(--about-line);
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.09em;
  color: var(--c-text-dim);
  text-transform: uppercase;
}

.page-about-shell {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--about-gap);
  max-width: var(--content-max);
  margin: 0 auto;
  padding: clamp(32px, 5vw, 64px) var(--about-pad-x) clamp(48px, 6vw, 88px);
}

.page-about-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 16px;
  background: rgba(3, 8, 7, 0.36);
  border: 1px solid var(--about-line);
  border-left: 3px solid var(--c-silver);
  font-family: var(--font-data);
  font-size: 12px;
}

.page-about-toc__title {
  width: 100%;
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-silver);
}

.page-about-toc__en {
  margin-left: 6px;
  color: var(--c-text-dim);
  font-weight: var(--fw-light);
}

.page-about-toc__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  color: var(--c-text-dim);
  text-decoration: none;
  border: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.page-about-toc__item:hover,
.page-about-toc__item:focus-visible {
  color: var(--c-neon);
  border-color: rgba(0, 240, 255, 0.35);
  background: rgba(0, 240, 255, 0.06);
}

.page-about-toc__num {
  color: var(--c-neon);
  font-weight: var(--fw-bold);
}

.page-about-body {
  display: grid;
  gap: clamp(48px, 7vw, 88px);
}

.page-about-section {
  position: relative;
  scroll-margin-top: calc(var(--topbar-h) + 16px);
}

.page-about-section__head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--about-line);
  padding-bottom: 12px;
}

.page-about-section__index {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-neon);
  white-space: nowrap;
}

.page-about-section__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.2;
  transform: skew(-3deg);
}

.page-about-section__lead {
  margin: 0 0 28px;
  max-width: 680px;
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--c-text-dim);
}

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

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

.page-about-intro__card {
  position: relative;
  padding: 20px 22px 20px 24px;
  background: rgba(3, 8, 7, 0.36);
  border: 1px solid var(--about-line);
  border-left: 2px solid var(--c-silver);
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}

.page-about-intro__card:hover,
.page-about-intro__card:focus-within {
  transform: translateY(-3px);
  border-color: rgba(0, 240, 255, 0.5);
  background: rgba(6, 20, 14, 0.6);
}

.page-about-intro__card-index {
  position: absolute;
  top: 14px;
  right: 16px;
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--c-text-dim);
  letter-spacing: 0.1em;
}

.page-about-intro__card-title {
  margin: 0 0 8px;
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
}

.page-about-intro__card-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-dim);
}

.page-about-intro__figure {
  position: relative;
  margin: 0;
  padding: 10px;
  background: rgba(3, 8, 7, 0.44);
  border: 1px solid var(--about-line);
}

.page-about-intro__figure::before {
  content: "";
  position: absolute;
  top: -8px;
  right: -8px;
  width: 42%;
  height: 42%;
  border-top: 2px solid rgba(0, 240, 255, 0.32);
  border-right: 2px solid rgba(0, 240, 255, 0.32);
  pointer-events: none;
}

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

.page-about-intro__caption {
  padding: 12px 4px 2px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-text-dim);
}

.page-about-timeline {
  position: relative;
  max-width: 860px;
}

.page-about-timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--c-neon), rgba(192, 192, 192, 0.4) 42%, rgba(192, 192, 192, 0.12));
}

.page-about-timeline__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-about-milestone {
  position: relative;
  padding-left: 36px;
}

.page-about-milestone__marker {
  position: absolute;
  left: 2px;
  top: 20px;
  width: 15px;
  height: 15px;
  background: var(--c-engine);
  border: 2px solid var(--c-neon);
  transform: rotate(45deg);
  box-shadow: 0 0 0 4px rgba(0, 240, 255, 0.08);
}

.page-about-milestone__card {
  padding: 18px 20px;
  background: rgba(3, 8, 7, 0.34);
  border: 1px solid var(--about-line);
  border-top: 2px solid var(--c-silver);
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}

.page-about-milestone__card:hover,
.page-about-milestone__card:focus-within {
  transform: translateX(3px);
  border-color: rgba(0, 240, 255, 0.42);
  background: rgba(6, 20, 14, 0.56);
}

.page-about-milestone__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.page-about-milestone__tag {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-neon);
  text-transform: uppercase;
}

.page-about-milestone__idx {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--c-text-dim);
}

.page-about-milestone__title {
  margin: 0 0 8px;
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
}

.page-about-milestone__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-dim);
}

.page-about-milestone--snapshot {
  margin-bottom: 0;
}

.page-about-timeline__figure {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 10px;
  background: rgba(3, 8, 7, 0.36);
  border: 1px solid var(--about-line);
}

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

.page-about-timeline__caption {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--c-text-dim);
  padding: 0 4px;
}

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

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

.page-about-team__role {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 18px;
  background: rgba(3, 8, 7, 0.3);
  border: 1px solid var(--about-line);
  border-left: 2px solid var(--c-indigo);
  transition: border-color var(--transition), background var(--transition);
}

.page-about-team__role:hover {
  border-color: rgba(0, 240, 255, 0.4);
  background: rgba(6, 20, 14, 0.52);
}

.page-about-team__role-num {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: var(--fw-bold);
  color: var(--c-neon);
  padding-top: 3px;
}

.page-about-team__role-title {
  margin: 0 0 6px;
  font-size: var(--fs-body);
  font-weight: var(--fw-bold);
}

.page-about-team__role-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-text-dim);
}

.page-about-orbit {
  position: relative;
  width: min(320px, 100%);
  aspect-ratio: 1 / 1;
  margin: 0 auto;
}

.page-about-orbit__rings {
  width: 100%;
  height: 100%;
  display: block;
}

.page-about-orbit__rings circle {
  fill: none;
  stroke: rgba(192, 192, 192, 0.32);
  stroke-width: 1;
}

.page-about-orbit__rings circle:first-child {
  stroke: rgba(0, 240, 255, 0.5);
  stroke-width: 1.4;
}

.page-about-orbit__rings circle:nth-child(4) {
  fill: rgba(3, 8, 7, 0.55);
  stroke: var(--c-neon);
}

.page-about-orbit__label {
  position: absolute;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-text-dim);
  white-space: nowrap;
  transform: translate(-50%, -50%);
}

.page-about-orbit__label--core {
  top: 50%;
  left: 50%;
  color: var(--c-text);
  font-weight: var(--fw-bold);
  font-size: 13px;
}

.page-about-orbit__label--top {
  top: 12px;
  left: 50%;
}

.page-about-orbit__label--right {
  top: 42%;
  right: 6px;
  transform: translate(50%, -50%);
}

.page-about-orbit__label--bottom {
  bottom: 6px;
  left: 50%;
  transform: translate(-50%, -50%);
}

.page-about-orbit__label--left {
  top: 42%;
  left: 6px;
  transform: translate(-50%, -50%);
}

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

.page-about-cert {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: rgba(3, 8, 7, 0.36);
  border: 1px solid var(--about-line);
  border-left: 3px solid var(--c-silver);
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}

.page-about-cert:hover,
.page-about-cert:focus-within {
  transform: translateY(-3px);
  border-color: rgba(0, 240, 255, 0.5);
  background: rgba(6, 20, 14, 0.62);
}

.page-about-cert__icon {
  flex: 0 0 auto;
  color: var(--c-silver);
  transition: color var(--transition);
}

.page-about-cert:hover .page-about-cert__icon,
.page-about-cert:focus-within .page-about-cert__icon {
  color: var(--c-neon);
}

.page-about-cert__body {
  display: grid;
  gap: 6px;
}

.page-about-cert__name {
  margin: 0;
  font-size: var(--fs-body);
  font-weight: var(--fw-bold);
}

.page-about-cert__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-dim);
}

.page-about-cert__meta {
  justify-self: start;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-neon);
  padding: 3px 8px;
  border: 1px solid rgba(0, 240, 255, 0.3);
}

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

.page-about-partners__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about-partners__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 18px;
  background: rgba(3, 8, 7, 0.32);
  border: 1px solid var(--about-line);
  transition: transform var(--transition), border-color var(--transition);
}

.page-about-partners__item:hover {
  transform: translateX(3px);
  border-color: rgba(0, 240, 255, 0.38);
}

.page-about-partners__num {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: var(--fw-bold);
  color: var(--c-neon);
  padding-top: 2px;
}

.page-about-partners__text {
  display: grid;
  gap: 4px;
}

.page-about-partners__name {
  margin: 0;
  font-size: var(--fs-body);
  font-weight: var(--fw-bold);
}

.page-about-partners__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-dim);
}

.page-about-partners__figure {
  position: relative;
  margin: 0;
  padding: 10px;
  background: rgba(3, 8, 7, 0.38);
  border: 1px solid var(--about-line);
}

.page-about-partners__figure::before {
  content: "";
  position: absolute;
  bottom: -8px;
  left: -8px;
  width: 42%;
  height: 42%;
  border-bottom: 2px solid rgba(0, 240, 255, 0.32);
  border-left: 2px solid rgba(0, 240, 255, 0.32);
  pointer-events: none;
}

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

.page-about-partners__caption {
  padding: 12px 4px 2px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-text-dim);
}

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

.page-about-honor {
  position: relative;
  padding: 28px 20px 22px;
  background:
    linear-gradient(180deg, rgba(192, 192, 192, 0.06), transparent),
    rgba(3, 8, 7, 0.32);
  border: 1px solid var(--about-line);
  border-top: 2px solid var(--c-silver);
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}

.page-about-honor:hover,
.page-about-honor:focus-within {
  transform: translateY(-3px);
  border-top-color: var(--c-neon);
  background: rgba(6, 20, 14, 0.56);
}

.page-about-honor__num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-data);
  font-size: clamp(26px, 3.4vw, 42px);
  font-weight: var(--fw-bold);
  color: var(--c-neon);
  line-height: 1;
}

.page-about-honor__title {
  margin: 0 0 8px;
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
}

.page-about-honor__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-dim);
}

.page-about-cta {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--about-line);
  background:
    radial-gradient(circle at 84% 34%, rgba(0, 240, 255, 0.1), transparent 34%),
    linear-gradient(112deg, var(--c-wine) 0%, var(--c-wine) 24%, var(--c-engine) 62%);
}

.page-about-cta__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: clamp(32px, 5vw, 64px) var(--about-pad-x);
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
}

.page-about-cta__text {
  max-width: 560px;
}

.page-about-cta__kicker {
  margin: 0 0 8px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-neon);
}

.page-about-cta__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.2;
  transform: skew(-3deg);
  transform-origin: left center;
}

.page-about-cta__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-dim);
}

.page-about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 720px) {
  .page-about-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.85fr);
    align-items: end;
  }

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

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

@media (min-width: 960px) {
  .page-about-shell {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: start;
  }

  .page-about-toc {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
    display: grid;
    gap: 4px;
    padding: 0;
    background: transparent;
    border: 0;
    border-left: 3px solid var(--c-silver);
  }

  .page-about-toc__title {
    padding: 8px 14px 12px;
    margin-bottom: 6px;
  }

  .page-about-toc__item {
    padding: 8px 14px;
  }

  .page-about-intro__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-about-intro__cards {
    gap: 18px;
  }

  .page-about-intro__figure {
    margin-left: clamp(12px, 2vw, 32px);
  }

  .page-about-team__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-about-partners__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .page-about-orbit {
    width: 320px;
  }
}

@media (min-width: 1080px) {
  .page-about-timeline {
    margin-left: clamp(16px, 4vw, 56px);
  }

  .page-about-certs__grid {
    gap: 20px;
  }

  .page-about-hero__lead {
    font-size: 16px;
  }
}

@media (min-width: 1280px) {
  .page-about-hero__inner {
    padding-top: 72px;
    padding-bottom: 56px;
  }
}