.page-about {
  --about-rail: clamp(64px, 10vw, 148px);
  --about-gap: clamp(18px, 3vw, 40px);
  --about-line: rgba(38, 54, 94, 0.9);
  position: relative;
  background: var(--im-ink);
  color: var(--im-body);
  overflow-x: clip;
}

.page-about .about-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(18px, 3vw, 34px) 0 clamp(38px, 6vw, 78px);
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -34%;
  right: -22%;
  width: min(760px, 94vw);
  height: min(660px, 82vw);
  background: linear-gradient(155deg, rgba(55, 245, 196, 0.2), rgba(55, 245, 196, 0) 62%);
  clip-path: polygon(24% 0, 100% 14%, 86% 100%, 0 76%);
  border-radius: 42% 58% 46% 54% / 56% 44% 56% 44%;
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: -16%;
  bottom: -28%;
  width: min(520px, 74vw);
  height: min(380px, 54vw);
  background: linear-gradient(120deg, rgba(255, 107, 157, 0.16), rgba(255, 107, 157, 0) 72%);
  clip-path: polygon(0 20%, 90% 0, 100% 82%, 10% 100%);
  border-radius: 48% 52% 62% 38% / 54% 46% 54% 46%;
  pointer-events: none;
}

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

.page-about .about-hero__kicker {
  margin: clamp(20px, 4vw, 40px) 0 0;
  font-family: var(--im-mono);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--im-accent);
}

.page-about .about-hero__title {
  margin: 12px 0 0;
  font-family: var(--im-display);
  font-size: clamp(2.15rem, 7.2vw, 4.9rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--im-white);
}

.page-about .about-hero__lead {
  margin: 20px 0 0;
  max-width: 56ch;
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  line-height: 1.78;
  color: var(--im-body);
}

.page-about .about-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .about-hero__stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: clamp(30px, 5vw, 54px) 0 0;
  padding: 0;
  border-top: 1px solid var(--about-line);
}

.page-about .about-hero__stat {
  padding: 16px 14px 6px 0;
  border-bottom: 1px solid rgba(38, 54, 94, 0.55);
}

.page-about .about-hero__num {
  display: block;
  font-family: var(--im-mono);
  font-size: clamp(1.5rem, 3.6vw, 2.15rem);
  font-weight: 600;
  color: var(--im-accent);
  letter-spacing: -0.01em;
}

.page-about .about-hero__label {
  display: block;
  margin-top: 4px;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--im-muted);
}

.page-about .about-block {
  position: relative;
  padding: clamp(32px, 5vw, 68px) 0;
  border-top: 1px solid var(--about-line);
}

.page-about .about-block::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: clamp(60px, 14vw, 180px);
  height: 2px;
  background: linear-gradient(90deg, var(--im-accent), rgba(55, 245, 196, 0));
}

.page-about .about-block--last {
  padding-bottom: clamp(44px, 7vw, 88px);
}

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

.page-about .about-num {
  display: inline-block;
  font-family: var(--im-display);
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  line-height: 0.86;
  letter-spacing: -0.03em;
  color: rgba(55, 245, 196, 0.34);
}

@supports ((-webkit-text-stroke: 1px currentColor)) {
  .page-about .about-num {
    color: transparent;
    -webkit-text-stroke: 1.5px rgba(55, 245, 196, 0.62);
  }
}

.page-about .about-block__title {
  margin: 8px 0 0;
  font-family: var(--im-sans);
  font-size: clamp(1.55rem, 3.4vw, 2.4rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--im-white);
}

.page-about .about-block__lede {
  margin: 16px 0 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--im-body);
}

.page-about .about-block__note {
  margin: 22px 0 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--im-muted);
}

.page-about .about-block__note a {
  color: var(--im-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-about .about-cards {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
}

.page-about .about-card {
  position: relative;
  padding: 18px 18px 20px;
  background: var(--im-panel);
  border: 1px solid var(--about-line);
  border-radius: var(--im-radius-sm);
}

.page-about .about-card__idx {
  display: inline-block;
  font-family: var(--im-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--im-accent);
}

.page-about .about-card__title {
  margin: 8px 0 0;
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--im-white);
}

.page-about .about-card__text {
  margin: 8px 0 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--im-body);
}

.page-about .about-team {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-about .about-figure {
  margin: 0;
  border: 1px solid var(--about-line);
  border-radius: var(--im-radius);
  overflow: hidden;
  background: var(--im-panel);
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-about .about-figure--wide img {
  aspect-ratio: 14 / 9;
}

.page-about .about-figure__cap {
  padding: 10px 14px 12px;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--im-muted);
  border-top: 1px solid rgba(38, 54, 94, 0.7);
}

.page-about .about-team__list {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-about .about-team__item {
  background: var(--im-panel);
  border: 1px solid var(--about-line);
  border-radius: var(--im-radius-sm);
  transition: border-color 260ms var(--im-ease);
}

.page-about .about-team__item[open] {
  border-color: rgba(55, 245, 196, 0.45);
}

.page-about .about-team__item summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  color: var(--im-white);
  font-size: 0.98rem;
  font-weight: 600;
}

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

.page-about .about-team__item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--im-mono);
  font-size: 1rem;
  color: var(--im-accent);
}

.page-about .about-team__item[open] summary::after {
  content: "–";
}

.page-about .about-team__idx {
  font-family: var(--im-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--im-accent);
}

.page-about .about-team__body {
  padding: 0 16px 15px;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--im-body);
}

.page-about .about-flow-wrap {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

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

.page-about .about-flow__step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 14px 16px;
  background: linear-gradient(90deg, rgba(18, 29, 58, 0.94), rgba(11, 18, 38, 0.42));
  border-left: 2px solid var(--im-accent);
  border-radius: 0 var(--im-radius-sm) var(--im-radius-sm) 0;
}

.page-about .about-flow__num {
  font-family: var(--im-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--im-accent);
  padding-top: 2px;
}

.page-about .about-flow__title {
  margin: 0;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--im-white);
}

.page-about .about-flow__text {
  margin: 6px 0 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--im-body);
}

.page-about .about-era {
  list-style: none;
  position: relative;
  margin: 24px 0 0;
  padding: 0 0 0 26px;
}

.page-about .about-era::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--im-accent), rgba(55, 245, 196, 0.08));
}

.page-about .about-era__item {
  position: relative;
  margin-bottom: 10px;
}

.page-about .about-era__item::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 16px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--im-ink);
  border: 2px solid var(--im-accent);
}

.page-about .about-era__panel {
  background: var(--im-panel);
  border: 1px solid var(--about-line);
  border-radius: var(--im-radius-sm);
  transition: border-color 260ms var(--im-ease);
}

.page-about .about-era__panel[open] {
  border-color: rgba(55, 245, 196, 0.4);
}

.page-about .about-era__panel summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 15px;
  cursor: pointer;
  list-style: none;
}

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

.page-about .about-era__stage {
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--im-white);
}

.page-about .about-era__hint {
  margin-left: auto;
  font-family: var(--im-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--im-muted);
}

.page-about .about-era__panel[open] .about-era__hint {
  color: var(--im-accent);
}

.page-about .about-era__body {
  padding: 0 15px 15px;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--im-body);
}

.page-about .about-network {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
}

.page-about .about-network__node {
  position: relative;
  padding: 16px 18px 18px;
  background: radial-gradient(120% 140% at 0% 0%, rgba(55, 245, 196, 0.1), rgba(11, 18, 38, 0.9) 62%);
  border: 1px solid var(--about-line);
  border-radius: var(--im-radius-sm);
  transition: transform 260ms var(--im-ease), border-color 260ms var(--im-ease);
}

.page-about .about-network__node:hover,
.page-about .about-network__node:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(55, 245, 196, 0.5);
  outline: none;
}

.page-about .about-network__type {
  display: inline-block;
  font-family: var(--im-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--im-muted);
}

.page-about .about-network__name {
  display: block;
  margin-top: 6px;
  font-family: var(--im-mono);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--im-accent);
}

.page-about .about-network__desc {
  margin: 8px 0 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--im-body);
}

.page-about .about-promise {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
}

.page-about .about-promise__item {
  padding: 18px 18px 20px;
  background: var(--im-lift);
  border: 1px solid var(--about-line);
  border-radius: var(--im-radius-sm);
}

.page-about .about-promise__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--im-white);
}

.page-about .about-promise__title::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 2px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--im-accent);
}

.page-about .about-promise__text {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--im-body);
}

.page-about .about-cta {
  margin-top: 26px;
}

@media (min-width: 640px) {
  .page-about .about-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-hero__stat {
    padding: 18px 18px 8px 0;
    border-bottom: none;
    border-right: 1px solid rgba(38, 54, 94, 0.55);
  }

  .page-about .about-hero__stat:last-child {
    border-right: none;
  }

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

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

@media (min-width: 860px) {
  .page-about .about-block__inner {
    grid-template-columns: var(--about-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-about .about-block__rail {
    position: sticky;
    top: 96px;
  }

  .page-about .about-num {
    font-size: clamp(3.4rem, 6vw, 5.6rem);
  }

  .page-about .about-team,
  .page-about .about-flow-wrap {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
    gap: 20px;
  }

  .page-about .about-flow-wrap {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
  }

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

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

@media (min-width: 1100px) {
  .page-about .about-hero__lead {
    max-width: 62ch;
  }

  .page-about .about-block__lede {
    max-width: 68ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-network__node,
  .page-about .about-team__item,
  .page-about .about-era__panel {
    transition: none;
  }

  .page-about .about-network__node:hover,
  .page-about .about-network__node:focus-visible {
    transform: none;
  }
}