.page-about {
  --about-glow: radial-gradient(900px 620px at 88% -12%, rgba(200, 16, 46, 0.18), transparent 62%),
    radial-gradient(720px 520px at 4% 18%, rgba(23, 56, 45, 0.6), transparent 66%);
  --about-shadow: 0 18px 44px rgba(0, 0, 0, 0.38);
  background-image: var(--about-glow);
  background-repeat: no-repeat;
  overflow-x: clip;
  padding-bottom: clamp(40px, 7vw, 88px);
  color: var(--white);
}

.page-about .breadcrumb {
  padding-block: clamp(14px, 2vw, 22px) 0;
  font-size: 12px;
  color: var(--fog);
}

.page-about .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .breadcrumb__list a {
  color: var(--fog);
  text-decoration: none;
}

.page-about .breadcrumb__list a:hover,
.page-about .breadcrumb__list a:focus-visible {
  color: var(--yellow);
}

.page-about .breadcrumb__list > * + *::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

/* ---------- HERO ---------- */

.page-about .hero {
  padding-block: clamp(24px, 5vw, 56px) clamp(32px, 5vw, 64px);
}

.page-about .hero__inner {
  display: grid;
  gap: clamp(16px, 3vw, 28px);
}

.page-about .hero__body {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-about .vert-note {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--fog);
  opacity: 0.75;
}

.page-about .display {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(38px, 9vw, 104px);
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-about .hero__lead {
  margin: 0;
  max-width: 68ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--fog);
}

.page-about .hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 8px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .stat {
  display: grid;
  gap: 6px;
  padding: 16px 16px 18px;
  background: var(--ink-soft);
  transition: background 200ms var(--ease);
}

.page-about .stat:hover {
  background: var(--pit);
}

.page-about .stat .data-num {
  font-family: var(--font-mono);
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 600;
  line-height: 1;
  color: var(--white);
}

.page-about .stat .data-num--gold {
  color: var(--yellow);
}

.page-about .stat .data-num--red {
  color: var(--red-bright);
}

.page-about .stat__label {
  font-size: 12px;
  line-height: 1.6;
  color: var(--fog);
}

/* ---------- CHAPTER NAV ---------- */

.page-about .chapter-nav {
  position: sticky;
  top: 0;
  z-index: 6;
  background: rgba(7, 17, 14, 0.94);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .chapter-nav__inner {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-block: 10px;
}

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

.page-about .chapter-nav a {
  position: relative;
  flex: 0 0 auto;
  padding: 6px 12px 6px 14px;
  font-size: 13px;
  color: var(--fog);
  text-decoration: none;
  border-radius: 999px;
  white-space: nowrap;
  transition: color 180ms var(--ease), background 180ms var(--ease);
}

.page-about .chapter-nav a::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 50%;
  width: 2px;
  height: 12px;
  transform: translateY(-50%);
  background: var(--red);
}

.page-about .chapter-nav a:hover,
.page-about .chapter-nav a:focus-visible {
  color: var(--white);
  background: rgba(23, 56, 45, 0.7);
}

/* ---------- SHARED SECTION BITS ---------- */

.page-about .section {
  padding-block: clamp(40px, 7vw, 88px);
}

.page-about .section h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.2vw, 52px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-about .section__lead {
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fog);
}

.page-about .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
}

.page-about .eyebrow::before {
  content: "";
  display: block;
  width: 22px;
  height: 2px;
  background: var(--red);
}

.page-about .media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-soft);
  box-shadow: var(--about-shadow);
}

.page-about .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.75) contrast(1.05) brightness(0.86);
}

.page-about .media--wide img {
  aspect-ratio: 2 / 1;
}

.page-about .media--tall img,
.page-about .media--square img {
  aspect-ratio: 3 / 2;
}

.page-about .media__caption {
  padding: 10px 14px 12px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--fog);
  border-top: 1px solid var(--line);
}

/* ---------- ORIGIN ---------- */

.page-about .origin__grid {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
}

.page-about .origin__text p {
  margin: 0 0 16px;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--fog);
}

.page-about .origin__text p:first-child {
  color: var(--white);
  font-size: 16px;
}

.page-about .origin__figure {
  margin-top: clamp(24px, 4vw, 40px);
}

/* ---------- WORKFLOW ---------- */

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

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

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

.page-about .steps__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--red);
}

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

.page-about .steps__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--yellow);
}

.page-about .steps__item h3 {
  margin: 6px 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-about .steps__item p {
  margin: 0;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fog);
}

/* ---------- TIMELINE ---------- */

.page-about .timeline {
  background: linear-gradient(180deg, rgba(23, 56, 45, 0.42), transparent 78%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .tl-track {
  position: relative;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(232px, 1fr);
  gap: 12px;
  margin-top: clamp(24px, 4vw, 40px);
  padding-bottom: 14px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
}

.page-about .tl-track::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
}

.page-about .tl-node {
  scroll-snap-align: start;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-about .tl-node[open] {
  background: var(--pit);
  border-color: var(--yellow);
}

.page-about .tl-node summary {
  display: grid;
  gap: 10px;
  padding: 18px 16px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-about .tl-node__tick {
  display: block;
  width: 2px;
  height: 18px;
  background: var(--yellow);
}

.page-about .tl-node__title {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--white);
}

.page-about .tl-node p {
  margin: 0;
  padding: 0 16px 18px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--fog);
}

/* ---------- TEAM ---------- */

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

.page-about .roles__item {
  position: relative;
  padding: 18px 18px 20px;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-left: 2px solid var(--red);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-about .roles__item:nth-child(even) {
  border-left-color: var(--yellow);
  background: rgba(23, 56, 45, 0.55);
}

.page-about .roles__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--fog);
}

.page-about .roles__item h3 {
  margin: 8px 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-about .roles__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fog);
}

/* ---------- PARTNERS ---------- */

.page-about .partners__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.page-about .partners__text p {
  margin: 16px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--fog);
}

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

.page-about .partner-list li {
  padding: 14px 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fog);
  background: rgba(14, 31, 26, 0.8);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-about .partner-list strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  color: var(--white);
}

.page-about .partners__tail {
  color: var(--fog);
}

.page-about .partners__text .btn {
  margin-top: 20px;
}

/* ---------- SUPPORT ---------- */

.page-about .support__cards {
  display: grid;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-about .support__card {
  display: grid;
  gap: 10px;
  padding: 20px 18px 22px;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--about-shadow);
}

.page-about .support__card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-about .support__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fog);
}

.page-about .support__link {
  justify-self: start;
  font-size: 13px;
  font-weight: 700;
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 194, 48, 0.35);
  padding-bottom: 2px;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-about .support__link:hover,
.page-about .support__link:focus-visible {
  color: var(--white);
  border-color: var(--red);
}

.page-about .support__band {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 28px);
  padding: 22px 20px;
  background: linear-gradient(120deg, rgba(200, 16, 46, 0.16), rgba(23, 56, 45, 0.7));
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-about .support__band p {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--white);
}

.page-about .support__band .btn {
  justify-self: start;
}

/* ---------- RESPONSIVE ---------- */

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

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

  .page-about .support__band {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .page-about .support__band .btn {
    justify-self: end;
  }
}

@media (min-width: 900px) {
  .page-about .hero__inner {
    grid-template-columns: 54px minmax(0, 1fr);
    align-items: start;
  }

  .page-about .vert-note {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    padding-top: 6px;
    border-left: 1px solid var(--line);
    padding-left: 10px;
    height: 180px;
  }

  .page-about .hero__lead {
    max-width: 60ch;
  }

  .page-about .origin__grid {
    grid-template-columns: 4fr 8fr;
    align-items: start;
  }

  .page-about .workflow__body {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-about .workflow__figure {
    margin-top: 6px;
  }

  .page-about .roles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-about .roles__item:nth-child(even) {
    transform: translateY(14px);
  }

  .page-about .partners__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-about .tl-track {
    grid-auto-columns: minmax(240px, 1fr);
  }
}

@media (min-width: 1180px) {
  .page-about .hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .stat {
    padding: 22px 20px 24px;
  }

  .page-about .origin__grid {
    grid-template-columns: 3fr 9fr;
    gap: 48px;
  }

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

  .page-about .roles__item:nth-child(even) {
    transform: translateY(24px);
  }

  .page-about .tl-track {
    grid-auto-columns: minmax(260px, 1fr);
    overflow-x: visible;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .stat,
  .page-about .tl-node,
  .page-about .chapter-nav a,
  .page-about .support__link {
    transition: none;
  }

  .page-about .roles__item:nth-child(even) {
    transform: none;
  }
}