.page-about {
  --about-rail: 180px;
  --about-gap: 24px;
  --about-glow: rgba(25, 245, 198, 0.14);
  --about-ember-glow: rgba(255, 77, 46, 0.12);
  --about-panel-top: rgba(232, 255, 249, 0.035);
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: 28px 0 12px;
}
.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: -18% -8% auto;
  height: 72%;
  background:
    radial-gradient(60% 55% at 82% 18%, var(--about-glow) 0%, transparent 68%),
    radial-gradient(48% 42% at 18% 4%, var(--about-ember-glow) 0%, transparent 70%);
  pointer-events: none;
}
.page-about .about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(111, 143, 134, 0.075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(111, 143, 134, 0.075) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.65), transparent 78%);
  pointer-events: none;
}
.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: end;
}
.page-about .about-hero__kicker {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.page-about .about-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(42px, 11vw, 92px);
  line-height: 0.94;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--white);
  text-wrap: balance;
}
.page-about .about-hero h1 span {
  color: transparent;
  background: linear-gradient(92deg, var(--cyan-soft), var(--cyan) 55%, var(--ember-soft));
  -webkit-background-clip: text;
  background-clip: text;
}
.page-about .about-hero__lede {
  max-width: 56ch;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}
.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}
.page-about .about-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-1);
  border: 1px solid var(--line-1);
}
.page-about .about-index__item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-height: 118px;
  padding: 16px;
  background: linear-gradient(180deg, rgba(11, 42, 32, 0.92), rgba(6, 26, 20, 0.92));
  color: var(--white);
  text-decoration: none;
  transition: background-color 180ms var(--ease), transform 180ms var(--ease);
}
.page-about .about-index__item:hover,
.page-about .about-index__item:focus-visible {
  background: var(--cyan-a08);
  outline: 1px solid var(--cyan-a18);
  transform: translateY(-2px);
}
.page-about .about-index__num {
  color: var(--ember-soft);
  font-size: 12px;
}
.page-about .about-index__item strong {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.page-about .about-index__item small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}
.page-about .about-hero__figure {
  position: relative;
  z-index: 1;
  margin: 30px 0 0;
  border: 1px solid var(--line-1);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, var(--panel-2), var(--ink));
}
.page-about .about-hero__figure img,
.page-about .about-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-about .about-hero__figure img {
  aspect-ratio: 16 / 9;
}

.page-about .about-stack {
  display: grid;
  gap: var(--about-gap);
  padding: 28px 0 64px;
}
.page-about .about-section {
  position: relative;
  overflow: hidden;
  padding: 22px;
  scroll-margin-top: 96px;
}
.page-about .about-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46%;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  opacity: 0.7;
}
.page-about .about-section:nth-child(even)::before {
  background: linear-gradient(90deg, var(--ember), transparent);
}
.page-about .about-section__nothing {
  display: none;
}
.page-about .about-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}
.page-about .about-rail {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.page-about .about-rail__num {
  color: transparent;
  font-family: var(--font-mono);
  font-size: 58px;
  line-height: 1;
  letter-spacing: -0.04em;
  -webkit-text-stroke: 1px rgba(25, 245, 198, 0.46);
}
.page-about .about-rail__label {
  color: var(--cyan-soft);
  font-size: 12px;
  letter-spacing: 0.16em;
  font-weight: 600;
}
.page-about .about-rail__words {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}
.page-about .about-rail__words li {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}
.page-about .about-board {
  min-width: 0;
}
.page-about .about-copy {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}
.page-about .about-copy strong {
  color: var(--white);
  font-weight: 600;
}
.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 20px;
  background: var(--line-1);
  border: 1px solid var(--line-1);
}
.page-about .about-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px;
  background: rgba(11, 42, 32, 0.82);
}
.page-about .about-stat__value {
  color: var(--ember-soft);
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1.1;
  font-weight: 700;
}
.page-about .about-stat__label {
  color: var(--muted);
  font-size: 12px;
}

.page-about .about-principles {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 18px;
}
.page-about .principle-card {
  position: relative;
  padding: 18px;
  border: 1px solid var(--line-1);
  border-radius: var(--radius);
  background:
    radial-gradient(100% 100% at 0 0, var(--cyan-a08), transparent 52%),
    linear-gradient(180deg, var(--panel-top), transparent 46%);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease), background-color 180ms var(--ease);
}
.page-about .principle-card:hover,
.page-about .principle-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--cyan-a18);
}
.page-about .principle-card__tag {
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.14em;
}
.page-about .principle-card h3 {
  margin: 10px 0 8px;
  color: var(--white);
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
}
.page-about .principle-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
.page-about .principle-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 200ms var(--ease), opacity 180ms var(--ease), margin-top 180ms var(--ease);
}
.page-about .principle-card:hover .principle-card__meta,
.page-about .principle-card:focus-within .principle-card__meta {
  max-height: 120px;
  margin-top: 14px;
  opacity: 1;
}
.page-about .principle-card__meta span {
  padding: 4px 8px;
  border: 1px solid var(--cyan-a18);
  border-radius: 999px;
  color: var(--cyan-soft);
  font-size: 11px;
  line-height: 1.5;
}

.page-about .about-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 16px;
}
.page-about .about-filter {
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid var(--line-1);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
  cursor: pointer;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background-color 160ms var(--ease);
}
.page-about .about-filter:hover {
  color: var(--white);
  border-color: var(--line-2);
}
.page-about .about-filter[aria-pressed="true"] {
  color: var(--ink);
  border-color: var(--cyan);
  background: var(--cyan);
}

.page-about .about-timeline {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}
.page-about .timeline-item {
  position: relative;
  padding: 18px 20px 20px;
  border: 1px solid var(--line-1);
  background: linear-gradient(120deg, rgba(15, 61, 46, 0.92), rgba(11, 42, 32, 0.78));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), 0 100%);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}
.page-about .timeline-item:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-a18);
}
.page-about .timeline-item__year {
  color: var(--ember);
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
}
.page-about .timeline-item h3 {
  margin: 10px 0 6px;
  color: var(--white);
  font-size: 16px;
  line-height: 1.5;
}
.page-about .timeline-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
.page-about .about-figure {
  margin: 20px 0 0;
  overflow: hidden;
  border: 1px solid var(--line-1);
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--panel-2), var(--ink));
}
.page-about .about-figure img {
  aspect-ratio: 3 / 2;
}

.page-about .team-tree {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 18px;
}
.page-about .team-core {
  padding: 18px;
  border: 1px solid var(--cyan-a18);
  background:
    linear-gradient(100deg, var(--cyan-a08), transparent 55%),
    var(--panel-2);
}
.page-about .team-core__label {
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.14em;
}
.page-about .team-core p {
  margin: 8px 0 0;
  color: var(--white);
  font-size: 14px;
  line-height: 1.75;
}
.page-about .team-node {
  position: relative;
  padding: 16px 16px 16px 20px;
  border: 1px solid var(--line-1);
  border-left: 2px solid var(--cyan);
  background: rgba(11, 42, 32, 0.72);
}
.page-about .team-node__index {
  color: var(--ember-soft);
  font-size: 11px;
}
.page-about .team-node h3 {
  margin: 6px 0 6px;
  color: var(--white);
  font-size: 15px;
}
.page-about .team-node p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}
.page-about .team-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 16px;
  background: var(--line-1);
  border: 1px solid var(--line-1);
}
.page-about .team-flow__step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(6, 26, 20, 0.88);
}
.page-about .team-flow__step .num {
  color: var(--cyan);
  font-size: 11px;
}
.page-about .team-flow__step strong {
  color: var(--white);
  font-size: 14px;
}
.page-about .team-flow__step small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.page-about .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}
.page-about .partner-card {
  padding: 18px;
  border: 1px solid var(--line-1);
  background: linear-gradient(180deg, var(--panel-top), transparent 52%);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}
.page-about .partner-card:hover {
  border-color: var(--cyan-a18);
  transform: translateY(-3px);
}
.page-about .partner-card h3 {
  margin: 12px 0 6px;
  color: var(--white);
  font-size: 16px;
  line-height: 1.5;
}
.page-about .partner-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
.page-about .about-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-1);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}
.page-about .about-note a {
  color: var(--cyan-soft);
  text-underline-offset: 3px;
}

.page-about .about-registry {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 18px;
  border: 1px solid var(--line-1);
  background: var(--line-1);
}
.page-about .about-registry__seal {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  padding: 22px;
  background:
    radial-gradient(90% 120% at 0 0, var(--cyan-a18), transparent 62%),
    var(--panel-2);
}
.page-about .about-registry__label {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.14em;
}
.page-about .about-registry__seal strong {
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.5;
  word-break: break-word;
}
.page-about .about-registry__body {
  padding: 22px;
  background: rgba(11, 42, 32, 0.9);
}
.page-about .about-registry__body p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}
.page-about .about-registry__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-about .about-filter:focus-visible,
.page-about .principle-card:focus-visible,
.page-about .about-index__item:focus-visible,
.page-about .about-note a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

@media (min-width: 720px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(260px, 5fr);
    gap: 34px;
  }
  .page-about .about-index {
    align-self: end;
  }
  .page-about .about-section {
    grid-template-columns: var(--about-rail) minmax(0, 1fr);
    gap: 28px;
    padding: 28px;
  }
  .page-about .about-rail__num {
    font-size: 68px;
  }
  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-about .about-principles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-about .about-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-about .timeline-item:nth-child(3) {
    margin-top: 16px;
  }
  .page-about .timeline-item:nth-child(4) {
    margin-top: 16px;
  }
  .page-about .team-tree {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-about .team-core {
    grid-column: 1 / -1;
  }
  .page-about .team-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-about .partner-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-about .about-registry {
    grid-template-columns: minmax(220px, 4fr) minmax(0, 8fr);
  }
}

@media (min-width: 1040px) {
  .page-about .about-hero {
    padding-top: 40px;
  }
  .page-about .about-hero__lede {
    font-size: 17px;
  }
  .page-about .about-section {
    padding: 34px;
  }
  .page-about .about-section:nth-child(even) {
    margin-left: 18px;
  }
  .page-about .about-section:nth-child(odd) {
    margin-right: 18px;
  }
  .page-about .about-rail {
    position: sticky;
    top: 96px;
    align-self: start;
  }
  .page-about .about-rail__num {
    font-size: 82px;
  }
  .page-about .partner-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-about .partner-card {
    min-height: 210px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-index__item,
  .page-about .principle-card,
  .page-about .timeline-item,
  .page-about .partner-card,
  .page-about .principle-card__meta {
    transition: none;
  }
}
<<<END>>>

.page-about {
  --panel-top: transparent;
}