.page-about {
  --about-cut: 16px;
  --about-gap: clamp(20px, 3.4vw, 44px);
  display: block;
  overflow-x: hidden;
}

.page-about .about-hero {
  position: relative;
  padding: clamp(20px, 4vw, 40px) 0 clamp(30px, 5vw, 56px);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: -10% -30% auto auto;
  width: min(760px, 95vw);
  height: 460px;
  background:
    radial-gradient(circle at 60% 30%, rgba(198, 255, 61, .16), transparent 62%),
    linear-gradient(135deg, transparent 45%, rgba(255, 179, 71, .10) 46%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-about .about-hero__title {
  display: flex;
  flex-direction: column;
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8.6vw, 82px);
  line-height: 1.03;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-about .about-hero__title span:nth-child(2) {
  color: var(--lime);
}

.page-about .about-hero__title span:nth-child(3) {
  color: var(--amber);
}

.page-about .about-hero__lede {
  margin-top: 18px;
  max-width: 60ch;
  color: var(--muted);
}

.page-about .about-hero__aside {
  align-self: end;
  padding: 18px 18px 16px;
  background: var(--ink-2);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--amber);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--about-cut)), calc(100% - var(--about-cut)) 100%, 0 100%);
}

.page-about .about-hero__aside-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-about .about-nodes {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-nodes__item {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 12px;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-soft);
}

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

.page-about .about-nodes__ver {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}

.page-about .about-nodes__item em {
  font-style: normal;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-about .about-hero__aside .note {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.page-about .about-paths {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-paths__link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num title"
    ".   desc";
  gap: 4px 14px;
  padding: 16px 18px;
  background: linear-gradient(100deg, rgba(31, 74, 58, .55), rgba(11, 42, 33, .9));
  border: 1px solid var(--line-soft);
  text-decoration: none;
  color: var(--text);
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-about .about-paths__link:hover,
.page-about .about-paths__link:focus-visible {
  transform: translateY(-3px);
  border-color: var(--lime);
  background: linear-gradient(100deg, rgba(198, 255, 61, .10), rgba(11, 42, 33, .95));
  outline: none;
}

.page-about .about-paths__link:focus-visible {
  box-shadow: 0 0 0 2px var(--lime);
}

.page-about .about-paths__num {
  grid-area: num;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-about .about-paths__title {
  grid-area: title;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
}

.page-about .about-paths__desc {
  grid-area: desc;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.page-about .about-jump {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: rgba(4, 18, 13, .6);
}

.page-about .about-jump__inner {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 10px 0;
  scrollbar-width: none;
}

.page-about .about-jump__inner::-webkit-scrollbar {
  display: none;
}

.page-about .about-jump a {
  flex: 0 0 auto;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-about .about-jump a:hover,
.page-about .about-jump a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
  outline: none;
}

.page-about .about-section {
  padding: clamp(38px, 7vw, 84px) 0;
}

.page-about .about-section + .about-section {
  border-top: 1px solid var(--line-soft);
}

.page-about .about-origin__grid,
.page-about .about-verify__grid,
.page-about .about-devices__grid {
  display: grid;
  gap: var(--about-gap);
}

.page-about .about-origin__lede {
  font-size: clamp(16px, 2vw, 18px);
  color: var(--text);
}

.page-about .about-origin__text p,
.page-about .about-verify__text p,
.page-about .about-devices__text p {
  color: var(--muted);
  line-height: 1.8;
}

.page-about .about-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-list li {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 10px;
  align-items: start;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-about .about-list--tight li {
  color: var(--muted);
}

.page-about .about-list__mark {
  width: 10px;
  height: 10px;
  margin-top: 8px;
  background: var(--lime);
  transform: rotate(45deg);
  flex: 0 0 auto;
}

.page-about .about-origin__media,
.page-about .about-timeline__media,
.page-about .about-devices__media {
  margin: 0;
}

.page-about .media-frame__image {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.95) contrast(1.03);
}

.page-about .about-origin__media .media-frame__image {
  aspect-ratio: 16 / 9;
}

.page-about .about-timeline__media .media-frame__image {
  aspect-ratio: 2 / 1;
}

.page-about .about-devices__media .media-frame__image {
  aspect-ratio: 3 / 2;
}

.page-about .media-frame__caption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-about .about-timeline__grid {
  display: grid;
  gap: var(--about-gap);
}

.page-about .about-timeline__intro {
  color: var(--muted);
  line-height: 1.8;
}

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

.page-about .tl::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--lime) 0%, var(--line) 55%, transparent 100%);
}

.page-about .tl__item {
  position: relative;
  padding: 0 0 26px 38px;
}

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

.page-about .tl__dot {
  position: absolute;
  left: 0;
  top: 6px;
  width: 20px;
  height: 20px;
  border: 2px solid var(--lime-deep);
  border-radius: 50%;
  background: var(--ink);
}

.page-about .tl__item--current .tl__dot {
  background: var(--lime);
  border-color: var(--lime);
  box-shadow: 0 0 0 6px rgba(198, 255, 61, .14);
}

.page-about .tl__body {
  padding: 16px 18px;
  background: var(--ink-2);
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, calc(100% - var(--about-cut)) 0, 100% var(--about-cut), 100% 100%, 0 100%);
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.page-about .tl__item:hover .tl__body,
.page-about .tl__body:focus-within {
  border-color: var(--lime-deep);
  background: #0d3227;
}

.page-about .tl__ver {
  margin: 0;
  font-size: clamp(26px, 5vw, 38px);
  font-weight: 600;
  line-height: 1;
  color: var(--amber);
}

.page-about .tl__item--current .tl__ver {
  color: var(--lime);
}

.page-about .tl__title {
  margin: 8px 0 0;
  font-size: clamp(17px, 2.4vw, 21px);
  font-weight: 700;
  color: var(--text);
}

.page-about .tl__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .tl__more,
.page-about .about-role__more {
  margin-top: 12px;
}

.page-about .tl__more summary,
.page-about .about-role__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--lime);
  list-style: none;
  padding: 4px 0;
}

.page-about .tl__more summary::-webkit-details-marker,
.page-about .about-role__more summary::-webkit-details-marker {
  display: none;
}

.page-about .tl__more summary::before,
.page-about .about-role__more summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--amber);
}

.page-about .tl__more[open] summary::before,
.page-about .about-role__more[open] summary::before {
  content: "−";
  color: var(--lime);
}

.page-about .tl__more summary:focus-visible,
.page-about .about-role__more summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 2px;
}

.page-about .about-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-about .about-figures__item {
  padding: 16px 14px;
  background: linear-gradient(160deg, rgba(31, 74, 58, .45), transparent);
  border-top: 2px solid var(--lime-deep);
}

.page-about .about-figures__item .stat__num {
  display: block;
  font-size: clamp(30px, 6vw, 44px);
  font-weight: 600;
  line-height: 1;
  color: var(--text);
}

.page-about .about-figures__item .stat__label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-about .about-team__head,
.page-about .about-ecosystem__head,
.page-about .about-paths-end__head {
  max-width: 68ch;
}

.page-about .about-team__intro,
.page-about .about-ecosystem__intro,
.page-about .about-paths-end__intro {
  color: var(--muted);
  line-height: 1.8;
}

.page-about .about-team__grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 4vw, 44px);
}

.page-about .about-role {
  position: relative;
  padding: 22px 20px 20px;
  background: var(--ink-2);
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--lime);
}

.page-about .about-role--b {
  border-top-color: var(--amber);
}

.page-about .about-role--c {
  border-top-color: var(--lime-deep);
}

.page-about .about-role__count {
  margin: 0;
  font-size: clamp(34px, 7vw, 50px);
  font-weight: 600;
  line-height: 1;
  color: rgba(242, 247, 243, .18);
}

.page-about .about-role__title {
  margin: 6px 0 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--text);
}

.page-about .about-role__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: vstep;
}

.page-about .about-steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(11, 42, 33, .8);
  border-left: 2px solid var(--line);
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.page-about .about-steps__item:hover {
  border-left-color: var(--lime);
  background: rgba(31, 74, 58, .55);
}

.page-about .about-steps__no {
  font-size: 14px;
  font-weight: 600;
  color: var(--amber);
  padding-top: 2px;
}

.page-about .about-steps__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-about .about-steps__item p {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-about .about-verify__link {
  margin-top: 18px;
}

.page-about .about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
  padding: 0;
  list-style: none;
}

.page-about .about-devices__text .note {
  display: block;
  margin-top: 14px;
}

.page-about .about-cert {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-about .about-cert__item {
  padding: 20px;
  background: linear-gradient(150deg, rgba(11, 42, 33, .95), rgba(6, 26, 20, .9));
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-about .about-cert__title {
  margin: 12px 0 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-about .about-cert__item p {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-partners {
  display: grid;
  gap: 0;
  margin-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--line-soft);
}

.page-about .about-partners__block {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 16px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .about-partners__num {
  font-size: clamp(30px, 6vw, 40px);
  font-weight: 600;
  line-height: 1;
  color: var(--lime);
}

.page-about .about-partners__label {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-about .about-route-list {
  display: grid;
  gap: 12px;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-route-list__link {
  display: grid;
  gap: 8px;
  padding: 20px;
  text-decoration: none;
  color: var(--text);
  background: var(--ink-2);
  border: 1px solid var(--line-soft);
  border-bottom: 2px solid var(--line);
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-about .about-route-list__link:hover,
.page-about .about-route-list__link:focus-visible {
  transform: translateY(-3px);
  border-color: var(--lime);
  background: #0d3227;
  outline: none;
}

.page-about .about-route-list__link:focus-visible {
  box-shadow: 0 0 0 2px var(--lime);
}

.page-about .about-route-list__kicker {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-about .about-route-list__link strong {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .02em;
}

.page-about .about-route-list__link span:last-child {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-about .about-endnote {
  display: grid;
  gap: 18px;
  margin-top: clamp(26px, 4vw, 44px);
  padding: clamp(20px, 3vw, 30px);
  background:
    linear-gradient(115deg, rgba(198, 255, 61, .10), transparent 55%),
    var(--ink-2);
  border-left: 3px solid var(--lime);
}

.page-about .about-endnote p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
}

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

@media (min-width: 720px) {
  .page-about .about-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-paths__link {
    grid-template-columns: 1fr;
    grid-template-areas:
      "num"
      "title"
      "desc";
    gap: 6px;
    padding: 18px;
  }

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

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

  .page-about .about-role--b {
    margin-top: 22px;
  }

  .page-about .about-role--c {
    margin-top: 44px;
  }

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

  .page-about .about-partners {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--line-soft);
  }

  .page-about .about-partners__block {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 22px 20px;
    border-bottom: 0;
    border-right: 1px solid var(--line-soft);
  }

  .page-about .about-partners__block:last-child {
    border-right: 0;
  }

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

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

@media (min-width: 980px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .85fr);
    align-items: end;
  }

  .page-about .about-hero__aside {
    transform: rotate(-1.2deg);
  }

  .page-about .about-paths {
    grid-column: 1 / -1;
    gap: 14px;
  }

  .page-about .about-origin__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: start;
  }

  .page-about .about-origin__media {
    margin-top: 30px;
    transform: rotate(.8deg);
  }

  .page-about .about-timeline__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-about .about-timeline__head {
    position: sticky;
    top: 24px;
  }

  .page-about .about-verify__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .page-about .about-devices__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .page-about .about-devices__media {
    transform: rotate(-1deg);
  }

  .page-about .about-route-list__link {
    padding: 24px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-paths__link,
  .page-about .about-route-list__link,
  .page-about .tl__body,
  .page-about .about-steps__item {
    transition: none;
  }

  .page-about .about-paths__link:hover,
  .page-about .about-route-list__link:hover,
  .page-about .about-origin__media,
  .page-about .about-devices__media,
  .page-about .about-hero__aside {
    transform: none;
  }
}