.page-about .about-hero {
  padding-top: 26px;
}

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

.page-about .about-hero__text h1 {
  margin: 14px 0 0;
  font-size: clamp(32px, 7vw, 62px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 15em;
}

.page-about .about-lead {
  margin: 20px 0 0;
  max-width: 38em;
  font-size: 17px;
  line-height: 1.78;
  color: var(--text);
}

.page-about .about-stats {
  list-style: none;
  margin: 30px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.page-about .about-stats__num {
  display: block;
  font-size: clamp(23px, 5vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-about .about-stats__num em {
  font-style: normal;
  font-size: 0.58em;
  color: var(--muted);
}

.page-about .about-stats__label {
  display: block;
  margin-top: 9px;
  font-size: 12.5px;
  line-height: 1.5;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.page-about .about-hero__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-1);
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

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

.page-about .about-body {
  display: grid;
  gap: 40px;
  margin-top: 56px;
}

.page-about .about-main {
  display: grid;
  gap: 52px;
  min-width: 0;
}

.page-about .about-index {
  display: none;
}

.page-about .about-block h2,
.page-about .about-next h2 {
  margin: 12px 0 0;
  font-size: clamp(23px, 3.6vw, 34px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--text);
  max-width: 22em;
}

.page-about .about-text,
.page-about .about-cols p {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
  max-width: 40em;
}

.page-about .about-cols {
  display: grid;
  gap: 18px;
}

.page-about .about-flow {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-step {
  border: 1px solid var(--line);
  background: var(--ink-1);
  border-radius: 2px;
  transition: border-color 0.2s var(--ease);
}

.page-about .about-step:hover,
.page-about .about-step[open] {
  border-color: var(--cyan);
}

.page-about .about-step__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-about .about-step__head::-webkit-details-marker {
  display: none;
}

.page-about .about-step__num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--violet);
}

.page-about .about-step__title {
  letter-spacing: 0.02em;
}

.page-about .about-step__mark {
  position: relative;
  flex: none;
  width: 12px;
  height: 12px;
  margin-left: auto;
}

.page-about .about-step__mark::before,
.page-about .about-step__mark::after {
  content: "";
  position: absolute;
  background: var(--muted);
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}

.page-about .about-step__mark::before {
  left: 0;
  top: 5.5px;
  width: 12px;
  height: 1px;
}

.page-about .about-step__mark::after {
  left: 5.5px;
  top: 0;
  width: 1px;
  height: 12px;
}

.page-about .about-step[open] .about-step__mark::before {
  background: var(--cyan);
}

.page-about .about-step[open] .about-step__mark::after {
  transform: scaleY(0);
}

.page-about .about-step__body {
  border-top: 1px solid var(--line);
  padding: 0 14px 16px;
}

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

.page-about .about-figure {
  margin: 28px 0 0;
  border: 1px solid var(--line);
  background: var(--ink-1);
}

.page-about .about-figure img,
.page-about .about-node__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.page-about .about-note {
  margin: 26px 0 0;
  padding: 15px 18px;
  border-left: 2px solid var(--warn);
  background: var(--zone-1);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
  max-width: 40em;
}

.page-about .about-team {
  list-style: none;
  margin: 28px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 15px;
}

.page-about .about-team__row {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr) 40px;
  align-items: center;
  gap: 12px;
}

.page-about .about-team__role {
  font-size: 13.5px;
  color: var(--text);
}

.page-about .about-team__bar {
  position: relative;
  height: 8px;
  background: var(--ink-1);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-about .about-team__bar i {
  display: block;
  height: 100%;
  background: var(--cyan);
}

.page-about .about-team__row:nth-child(2) .about-team__bar i {
  background: var(--violet);
}

.page-about .about-team__row:nth-child(3) .about-team__bar i {
  background: var(--orange);
}

.page-about .about-team__row:nth-child(4) .about-team__bar i {
  background: var(--muted);
}

.page-about .about-team__num {
  text-align: right;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-about .about-timeline {
  list-style: none;
  position: relative;
  margin: 30px 0 0;
  padding: 0 0 0 22px;
  display: grid;
  gap: 32px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: var(--line);
}

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

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 5px;
  width: 9px;
  height: 9px;
  background: var(--ink-0);
  border: 1px solid var(--cyan);
}

.page-about .about-timeline__when {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--violet);
}

.page-about .about-timeline__title {
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.page-about .about-timeline__desc {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 42em;
}

.page-about .about-node__figure {
  margin: 28px auto 0;
  border: 1px solid var(--line);
  background: var(--ink-1);
  max-width: 440px;
}

.page-about .about-tags {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
}

.page-about .about-tags__item {
  border: 1px solid var(--line);
  background: var(--zone-1);
  padding: 12px 13px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text);
}

.page-about .about-tags__item:nth-child(even) {
  background: var(--zone-2);
}

.page-about .about-tags__item b {
  display: block;
  margin-top: 7px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
}

.page-about .about-next {
  border-top: 1px solid var(--line);
  padding-top: 30px;
}

.page-about .about-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-about .about-next__contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  font-size: 14px;
  color: var(--muted);
}

@media (min-width: 760px) {
  .page-about .about-cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
  }

  .page-about .about-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-about .about-hero {
    padding-top: 40px;
  }

  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 56px;
    align-items: center;
  }

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

  .page-about .about-team__row {
    grid-template-columns: 96px minmax(0, 1fr) 48px;
    gap: 16px;
  }
}

@media (min-width: 1080px) {
  .page-about .about-body {
    grid-template-columns: minmax(0, 1fr) 232px;
    gap: 60px;
    margin-top: 72px;
    align-items: start;
  }

  .page-about .about-index {
    display: block;
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
    border-left: 1px solid var(--line);
    padding-left: 18px;
  }

  .page-about .about-index__label {
    margin: 0 0 14px;
    font-size: 11px;
    letter-spacing: 0.16em;
    color: var(--muted);
  }

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

  .page-about .about-index__list a {
    display: block;
    margin-left: -19px;
    padding: 3px 0 3px 16px;
    border-left: 2px solid transparent;
    font-size: 13.5px;
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
  }

  .page-about .about-index__list a:hover {
    color: var(--cyan);
    border-left-color: var(--cyan);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-step,
  .page-about .about-step__mark::before,
  .page-about .about-step__mark::after,
  .page-about .about-index__list a {
    transition: none;
  }
}