.page-about {
  --about-lead: 62ch;
  --about-gap: 16px;
  padding-bottom: 40px;
}

.page-about .about-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding: 28px 0 44px;
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 66px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 16px 0 18px;
  max-width: 22ch;
  color: var(--ink);
}

.page-about .about-hero__lede {
  max-width: var(--about-lead);
  color: var(--muted);
  line-height: 1.78;
  font-size: 16px;
  margin: 0;
}

.page-about .about-hero__side {
  display: grid;
  gap: 20px;
}

.page-about .about-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.page-about .about-stats__item {
  padding: 14px 12px 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .about-stats__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 24px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-about .about-stats__lab {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-about .about-hero__panel {
  position: relative;
  min-height: 148px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    linear-gradient(140deg, rgba(53, 242, 208, 0.10), transparent 58%),
    repeating-linear-gradient(0deg, var(--line-soft) 0 1px, transparent 1px 32px),
    repeating-linear-gradient(90deg, var(--line-soft) 0 1px, transparent 1px 32px),
    var(--bg-2);
}

.page-about .about-hero__panel::after {
  content: "";
  position: absolute;
  inset: -60% -30%;
  background: linear-gradient(90deg, transparent 20%, rgba(255, 78, 43, 0.30) 50%, transparent 80%);
  transform: rotate(-28deg);
  opacity: 0.55;
}

.page-about .about-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-about .about-index__cap {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-about .about-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-about .about-index__link {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  color: var(--ink);
  border-color: var(--line-soft);
}

.page-about .about-index__link.is-active {
  color: var(--ink);
  border-color: var(--red);
  background: rgba(255, 78, 43, 0.10);
}

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

.page-about .about-block {
  padding: 40px 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 84px;
}

.page-about .about-block:first-child {
  border-top: 0;
  padding-top: 8px;
}

.page-about .about-block__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 4.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 10px 0 16px;
  max-width: 24ch;
}

.page-about .about-block__lede {
  max-width: var(--about-lead);
  color: var(--muted);
  line-height: 1.78;
  margin: 0 0 22px;
}

.page-about .about-block__text {
  max-width: var(--about-lead);
  color: var(--muted);
  line-height: 1.78;
  margin: 0 0 16px;
}

.page-about .about-principles {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-about .about-principles__item {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .about-principles__key {
  font-size: 12px;
  letter-spacing: 0.10em;
  color: var(--cyan);
}

.page-about .about-principles__val {
  color: var(--ink);
  font-size: 15px;
  line-height: 1.7;
}

.page-about .v-track {
  list-style: none;
  display: flex;
  gap: 18px;
  margin: 22px 0 0;
  padding: 0 0 18px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-about .v-item {
  flex: 0 0 auto;
  width: min(72vw, 262px);
  scroll-snap-align: start;
}

.page-about .v-item[hidden] {
  display: none !important;
}

.page-about .v-card {
  height: 100%;
  padding: 14px 16px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-2);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-about .v-card:hover {
  border-color: var(--line-soft);
  transform: translateY(-2px);
}

.page-about .v-card[open] {
  border-color: rgba(255, 78, 43, 0.45);
}

.page-about .v-sum {
  position: relative;
  display: block;
  padding-top: 26px;
  list-style: none;
  cursor: pointer;
}

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

.page-about .v-sum::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 0;
  width: calc(100% + 18px);
  height: 1px;
  background: var(--line);
}

.page-about .v-sum::after {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 242, 208, 0.12);
}

.page-about .v-item[data-tags~="minor"] .v-sum::after {
  background: var(--muted);
  box-shadow: none;
}

.page-about .v-num {
  display: block;
  font-size: 26px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--cyan);
  line-height: 1.1;
}

.page-about .v-stage {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-about .v-sign {
  position: absolute;
  right: 0;
  top: 26px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--muted);
  transition: color 0.25s var(--ease);
}

.page-about .v-card[open] .v-sign {
  color: var(--red);
}

.page-about .v-text {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-about .about-figure {
  margin: 30px 0 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-2);
}

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

.page-about .about-crew {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--about-gap);
  margin-top: 24px;
}

.page-about .about-crew__main,
.page-about .about-crew__side {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-about .about-crew__main {
  border-top: 2px solid var(--red);
}

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

.page-about .card__title {
  font-family: var(--font-display);
  font-weight: 800;
}

.page-about .about-contact {
  margin-top: 26px;
  border-top: 1px solid var(--line);
}

.page-about .about-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .about-contact__key {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.10em;
  color: var(--muted);
  min-width: 72px;
}

.page-about .about-contact__val {
  flex: 1 1 200px;
  min-width: 0;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
  word-break: break-word;
}

.page-about .season-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  counter-reset: none;
}

.page-about .season-item {
  position: relative;
  padding: 22px 0 22px 20px;
  border-top: 1px solid var(--line);
}

.page-about .season-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-about .season-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 2px;
  height: 22px;
  background: var(--red);
}

.page-about .season-item__no {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-about .season-item__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.35;
  color: var(--ink);
  margin: 8px 0 8px;
}

.page-about .season-item__text {
  margin: 0;
  max-width: var(--about-lead);
  color: var(--muted);
  line-height: 1.76;
  font-size: 15px;
}

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

.page-about .about-next__box {
  padding: 30px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(125deg, rgba(255, 78, 43, 0.14), transparent 62%),
    var(--bg-2);
}

.page-about .about-next__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 4vw, 32px);
  line-height: 1.2;
  color: var(--ink);
  margin: 0 0 12px;
}

.page-about .about-next__text {
  margin: 0 0 22px;
  max-width: var(--about-lead);
  color: var(--muted);
  line-height: 1.76;
}

.page-about .about-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 720px) {
  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-principles__item {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }

  .page-about .about-next__box {
    padding: 38px 40px;
  }
}

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

  .page-about .about-crew__main {
    grid-column: 1 / -1;
  }

  .page-about .about-figure {
    margin-top: 36px;
  }
}

@media (min-width: 1000px) {
  .page-about .about-hero {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 56px;
    align-items: end;
    padding: 46px 0 62px;
  }

  .page-about .about-shell {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 72px;
  }

  .page-about .about-index {
    position: sticky;
    top: 84px;
  }

  .page-about .about-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0;
    border-left: 1px solid var(--line);
  }

  .page-about .about-index__link {
    justify-content: flex-start;
    padding: 11px 12px 11px 16px;
    border: 0;
    border-radius: 0;
    position: relative;
    font-size: 12px;
  }

  .page-about .about-index__link::before {
    content: "";
    position: absolute;
    left: -1px;
    top: 9px;
    bottom: 9px;
    width: 2px;
    background: transparent;
    transition: background 0.25s var(--ease);
  }

  .page-about .about-index__link:hover::before,
  .page-about .about-index__link:focus-visible::before,
  .page-about .about-index__link.is-active::before {
    background: var(--red);
  }

  .page-about .about-index__link.is-active {
    background: transparent;
    border: 0;
  }

  .page-about .about-crew {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    grid-template-rows: auto auto;
    align-items: start;
    gap: 18px;
  }

  .page-about .about-crew__main {
    grid-column: 1;
    grid-row: 1 / span 2;
    height: 100%;
  }

  .page-about .about-crew__side {
    grid-column: 2;
  }

  .page-about .about-block {
    padding: 56px 0;
  }

  .page-about .season-item {
    padding-left: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .v-card,
  .page-about .about-index__link,
  .page-about .v-sign {
    transition: none;
  }

  .page-about .v-card:hover {
    transform: none;
  }
}