.page-about {
  --about-rail: 200px;
  --about-gap: 36px;
  --about-lime-line: rgba(198, 255, 61, .38);
  background: var(--ink);
  color: var(--fog-80);
  overflow-x: clip;
}

/* ---------- Hero ---------- */
.page-about .about-hero {
  position: relative;
  padding: 24px 0 52px;
  background:
    radial-gradient(120% 100% at 92% -10%, rgba(198, 255, 61, .14), transparent 55%),
    linear-gradient(160deg, var(--ink) 0%, var(--charcoal) 100%);
  border-bottom: 1px solid var(--line);
}

.page-about .about-hero__kicker {
  margin: 24px 0 18px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-about .about-hero__title {
  margin: 0 0 20px;
  max-width: 18em;
  font-size: clamp(34px, 7vw, 64px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--fog);
  text-wrap: balance;
}

.page-about .about-hero__lead {
  margin: 0 0 34px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.72;
  color: var(--fog-80);
}

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

.page-about .about-fact {
  background: var(--charcoal);
  padding: 16px 16px 18px;
}

.page-about .about-fact__num {
  display: block;
  font-size: 23px;
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -.01em;
  color: var(--orange);
}

.page-about .about-fact__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--steel);
}

/* ---------- Plate / media ---------- */
.page-about .about-plate-wrap {
  margin-top: 40px;
}

.page-about .about-plate {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--charcoal);
}

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

.page-about .about-plate__caption {
  display: block;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.55;
  color: var(--steel);
}

.page-about .about-plate--inline {
  margin: 28px 0 0;
}

.page-about .about-plate--side {
  margin: 0;
}

/* ---------- Section skeleton ---------- */
.page-about .about-section {
  padding: 52px 0;
  border-bottom: 1px solid var(--line);
}

.page-about .about-section:last-of-type {
  border-bottom: 0;
  padding-bottom: 64px;
}

.page-about .about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

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

.page-about .about-rail__index {
  display: block;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--lime);
}

.page-about .about-rail__label {
  display: block;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--steel);
}

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

.page-about .about-title {
  margin: 0 0 18px;
  max-width: 20em;
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -.018em;
  color: var(--fog);
}

.page-about .about-body p {
  margin: 0 0 1em;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.72;
  color: var(--fog-80);
}

.page-about .about-text-link {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--about-lime-line);
}

.page-about .about-text-link:hover,
.page-about .about-text-link:focus-visible {
  border-bottom-color: var(--lime);
}

.page-about .about-note {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--fog-64);
}

/* ---------- Stats strip ---------- */
.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 28px 0 0;
  padding: 1px;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .about-stat {
  background: var(--ink);
  padding: 16px;
}

.page-about .about-stat__num {
  display: block;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--orange);
}

.page-about .about-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--steel);
}

/* ---------- Content lines ---------- */
.page-about .about-lines {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 30px 0 0;
  padding: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .about-line {
  background: var(--charcoal);
  padding: 22px 20px 24px;
}

.page-about .about-line__name {
  display: block;
  margin-bottom: 12px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--lime);
}

.page-about .about-line__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 900;
  line-height: 1.3;
  color: var(--fog);
}

.page-about .about-lines p {
  max-width: none;
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
}

.page-about .about-inline-link {
  display: inline-block;
  margin-top: 16px;
  padding-bottom: 2px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--about-lime-line);
}

.page-about .about-inline-link:hover,
.page-about .about-inline-link:focus-visible {
  border-bottom-color: var(--lime);
}

/* ---------- Team ---------- */
.page-about .team-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 28px 0 0;
  padding: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .team-cell {
  background: var(--charcoal);
  padding: 22px 20px 24px;
}

.page-about .team-cell__num {
  display: block;
  font-size: 30px;
  font-weight: 600;
  line-height: 1;
  color: var(--orange);
}

.page-about .team-cell__name {
  display: block;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--fog);
}

.page-about .team-cell__desc {
  margin: 12px 0 0;
  max-width: none;
  font-size: 14px;
  line-height: 1.66;
}

/* ---------- Accordion ---------- */
.page-about .accordion {
  margin: 30px 0 0;
  border-top: 1px solid var(--line);
}

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

.page-about .accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 0;
  background: none;
  border: 0;
  text-align: left;
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--fog);
  cursor: pointer;
}

.page-about .accordion-trigger:hover,
.page-about .accordion-trigger:focus-visible {
  color: var(--lime);
}

.page-about .accordion-icon {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}

.page-about .accordion-icon::before,
.page-about .accordion-icon::after {
  content: "";
  position: absolute;
  background: var(--lime);
}

.page-about .accordion-icon::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-about .accordion-icon::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
  transition: transform .2s var(--ease);
}

.page-about .accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  transform: scaleY(0);
}

.page-about .accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height .22s var(--ease);
}

.page-about .accordion-panel[data-open] {
  max-height: 420px;
}

.page-about .accordion-body-inner {
  max-width: 38em;
  padding: 0 0 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fog-80);
}

/* ---------- Timeline ---------- */
.page-about .timeline {
  position: relative;
  margin: 30px 0 0;
  padding: 0 0 0 26px;
  list-style: none;
  border-left: 1px solid var(--line);
}

.page-about .timeline-item {
  position: relative;
  padding: 0 0 30px;
}

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

.page-about .timeline-item::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 6px;
  width: 8px;
  height: 8px;
  background: var(--lime);
  border: 2px solid var(--ink);
  transform: rotate(45deg);
}

.page-about .timeline-phase {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--steel);
}

.page-about .timeline-title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 900;
  line-height: 1.35;
  color: var(--fog);
}

.page-about .timeline-text {
  max-width: 36em;
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
}

.page-about .timeline-detail {
  margin: 8px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--lime);
  font-size: 12px;
  letter-spacing: .04em;
  line-height: 1.6;
  color: var(--lime);
}

/* ---------- Collab ---------- */
.page-about .collab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin: 30px 0 0;
}

.page-about .collab-copy {
  min-width: 0;
}

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

.page-about .collab-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-about .collab-item__name {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lime);
}

.page-about .collab-item__desc {
  display: block;
  max-width: 34em;
  font-size: 14px;
  line-height: 1.66;
  color: var(--fog-80);
}

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

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

  .page-about .about-hero {
    padding: 28px 0 60px;
  }
}

@media (min-width: 820px) {
  .page-about .about-lines {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-about .collab-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
    gap: 40px;
  }
}

@media (min-width: 960px) {
  .page-about {
    --about-rail: 220px;
    --about-gap: 44px;
  }

  .page-about .about-grid {
    grid-template-columns: var(--about-rail) minmax(0, 1fr);
    gap: var(--about-gap);
  }

  .page-about .about-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-about .about-section {
    padding: 68px 0;
  }

  .page-about .about-plate-wrap {
    margin-top: 52px;
  }
}

@media (hover: hover) and (min-width: 960px) {
  .page-about .timeline-detail {
    max-height: 0;
    margin-top: 0;
    overflow: hidden;
    transition: max-height .24s var(--ease), margin-top .24s var(--ease);
  }

  .page-about .timeline-item:hover .timeline-detail,
  .page-about .timeline-item:focus-within .timeline-detail {
    max-height: 90px;
    margin-top: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .accordion-panel,
  .page-about .accordion-icon::after,
  .page-about .timeline-detail {
    transition: none;
  }
}