.page-about,
.page-about *,
.page-about *::before,
.page-about *::after {
  box-sizing: border-box;
}

.page-about {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--ff-body);
  overflow-x: clip;
}

.page-about h1,
.page-about h2,
.page-about h3 {
  margin: 0;
  font-family: var(--ff-display);
  line-height: 1.15;
}

.page-about p {
  margin: 0;
}

.page-about a {
  color: inherit;
  text-decoration: none;
}

.page-about .cmd-breadcrumb__item a {
  color: var(--mist);
  transition: color 160ms var(--ease);
}

.page-about .cmd-breadcrumb__item a:hover,
.page-about .cmd-breadcrumb__item a:focus-visible {
  color: var(--teal);
}

/* ---------- hero ---------- */
.page-about .ab-hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  padding: 22px 0 clamp(40px, 8vw, 92px);
  overflow: hidden;
}

.page-about .ab-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(46, 74, 98, 0.45) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(46, 74, 98, 0.45) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.35;
  pointer-events: none;
}

.page-about .ab-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: repeating-linear-gradient(
    90deg,
    var(--orange) 0 44px,
    var(--teal) 44px 88px
  );
  opacity: 0.9;
}

.page-about .ab-hero > .cmd-container {
  position: relative;
  z-index: 1;
}

.page-about .ab-hero .cmd-eyebrow {
  margin-top: clamp(20px, 4vw, 40px);
  color: var(--teal);
  font-family: var(--ff-serif);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
}

.page-about .ab-hero__grid {
  display: grid;
  gap: clamp(26px, 5vw, 48px);
  margin-top: 18px;
}

.page-about .ab-hero__title {
  font-size: clamp(2rem, 6.4vw, 4.2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.06;
  color: var(--white);
}

.page-about .ab-hero__mark {
  display: inline;
  color: var(--orange);
}

.page-about .ab-hero__lede {
  max-width: 62ch;
  margin-top: clamp(16px, 3vw, 26px);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.84);
}

.page-about .ab-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .ab-hero__tags li {
  padding: 5px 12px;
  border: 1px solid var(--steel);
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- hero panel ---------- */
.page-about .ab-panel {
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid rgba(46, 74, 98, 0.9);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-soft);
}

.page-about .ab-panel__title {
  padding-bottom: 10px;
  border-bottom: 1px solid var(--steel);
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--teal);
}

.page-about .ab-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 16px 0 0;
}

.page-about .ab-stats__item {
  display: flex;
  flex-direction: column-reverse;
  gap: 2px;
  padding-left: 10px;
  border-left: 2px solid var(--orange);
}

.page-about .ab-stats__num {
  margin: 0;
  font-family: var(--ff-mono);
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
}

.page-about .ab-stats__unit {
  margin-left: 2px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--teal);
}

.page-about .ab-stats__label {
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--mist);
}

/* ---------- sections ---------- */
.page-about .ab-section {
  padding: clamp(44px, 8vw, 96px) 0;
}

.page-about .ab-section .cmd-section-head {
  margin-bottom: clamp(22px, 4vw, 36px);
}

.page-about .ab-section .cmd-section-head__title {
  font-size: clamp(1.5rem, 3.6vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-about .ab-section .cmd-section-head__meta {
  font-family: var(--ff-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-about .ab-section__lede {
  max-width: 68ch;
  margin-bottom: clamp(22px, 4vw, 34px);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--carbon);
}

/* ---------- figures ---------- */
.page-about .ab-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  overflow: hidden;
}

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

.page-about .ab-figure--square .ab-figure__img {
  aspect-ratio: 5 / 4;
}

.page-about .ab-figure__cap {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--steel);
  background: rgba(244, 239, 230, 0.7);
}

/* ---------- origin ---------- */
.page-about .ab-origin__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-about .ab-origin__body p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--carbon);
}

.page-about .ab-origin__body p + p {
  margin-top: 14px;
}

.page-about .ab-list {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-about .ab-list li {
  position: relative;
  padding: 12px 0 12px 20px;
  border-bottom: 1px solid var(--line);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--carbon);
}

.page-about .ab-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 20px;
  width: 8px;
  height: 8px;
  background: var(--orange);
}

/* ---------- timeline ---------- */
.page-about .ab-timeline {
  background: var(--ink-soft);
  color: var(--white);
}

.page-about .ab-timeline .cmd-section-head__title {
  color: var(--white);
}

.page-about .ab-timeline .cmd-section-head__meta {
  color: var(--teal);
}

.page-about .ab-band {
  margin: 0 0 clamp(26px, 5vw, 44px);
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--carbon);
}

.page-about .ab-band__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
  opacity: 0.92;
}

.page-about .ab-timeline__grid {
  display: grid;
  gap: clamp(20px, 4vw, 32px);
}

.page-about .ab-rail__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .ab-rail__list a {
  display: block;
  padding: 6px 14px;
  border: 1px solid var(--steel);
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--mist);
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-about .ab-rail__list a:hover,
.page-about .ab-rail__list a:focus-visible {
  color: var(--ink);
  background: var(--orange);
  border-color: var(--orange);
}

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

.page-about .ab-timeline__list::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: var(--steel);
}

.page-about .ab-timeline__item {
  position: relative;
  padding: 0 0 clamp(24px, 4vw, 36px);
}

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

.page-about .ab-timeline__item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px var(--ink-soft);
}

.page-about .ab-timeline__year {
  font-family: var(--ff-mono);
  font-size: clamp(1.1rem, 2.6vw, 1.4rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--teal);
}

.page-about .ab-timeline__body {
  margin-top: 6px;
  padding: clamp(14px, 2.4vw, 20px);
  border: 1px solid rgba(46, 74, 98, 0.7);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.page-about .ab-timeline__body h3 {
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  font-weight: 800;
  color: var(--white);
}

.page-about .ab-timeline__body p {
  margin-top: 8px;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.78);
}

/* ---------- flow ---------- */
.page-about .ab-flow {
  display: grid;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .ab-flow__step {
  padding-top: 14px;
  border-top: 2px solid var(--steel);
}

.page-about .ab-flow__step:nth-child(4) {
  border-top-color: var(--orange);
}

.page-about .ab-flow__step:nth-child(1),
.page-about .ab-flow__step:nth-child(5) {
  border-top-color: var(--orange);
}

.page-about .ab-flow__idx {
  font-family: var(--ff-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-about .ab-flow__title {
  margin-top: 6px;
  font-size: 1.0625rem;
  font-weight: 800;
}

.page-about .ab-flow__text {
  margin-top: 8px;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--carbon);
}

/* ---------- team ---------- */
.page-about .ab-team {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.6), rgba(244, 239, 230, 0));
}

.page-about .ab-team__grid {
  display: grid;
  gap: 14px;
}

.page-about .ab-team__card {
  position: relative;
  padding: clamp(16px, 2.6vw, 22px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--deep-teal);
  border-radius: var(--radius);
  background: var(--white);
  transition: border-left-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-about .ab-team__card:hover {
  border-left-color: var(--orange);
  transform: translateY(-2px);
}

.page-about .ab-team__idx {
  font-family: var(--ff-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--steel);
}

.page-about .ab-team__name {
  margin-top: 4px;
  font-size: 1.125rem;
  font-weight: 800;
}

.page-about .ab-team__desc {
  margin-top: 8px;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--carbon);
}

.page-about .ab-team__note {
  margin-top: clamp(20px, 3vw, 28px);
  padding: 14px 16px;
  border-left: 3px solid var(--orange);
  background: var(--paper);
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--carbon);
}

/* ---------- ecosystem ---------- */
.page-about .ab-eco {
  background: var(--paper);
}

.page-about .ab-eco__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-about .ab-eco__body p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--carbon);
}

.page-about .ab-eco__metrics {
  display: grid;
  gap: 0;
  margin: clamp(18px, 3vw, 26px) 0;
  border-top: 1px solid var(--line);
}

.page-about .ab-eco__metric {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-about .ab-eco__label {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--carbon);
}

.page-about .ab-eco__num {
  flex: none;
  margin: 0;
  font-family: var(--ff-mono);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 700;
  color: var(--ink);
}

.page-about .ab-eco__num span {
  margin-left: 4px;
  font-family: var(--ff-body);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--steel);
}

.page-about .ab-eco__note {
  padding: 12px 14px;
  border-left: 3px solid var(--teal);
  background: var(--white);
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--carbon);
}

/* ---------- cta ---------- */
.page-about .ab-cta {
  background: var(--ink);
  color: var(--white);
}

.page-about .ab-cta .cmd-section-head__title {
  color: var(--white);
}

.page-about .ab-cta .cmd-section-head__meta {
  color: var(--teal);
}

.page-about .ab-cta__grid {
  display: grid;
  gap: 14px;
}

.page-about .ab-cta__card {
  display: block;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-about .ab-cta__card:hover,
.page-about .ab-cta__card:focus-visible {
  border-color: var(--orange);
  background: rgba(255, 106, 26, 0.08);
  transform: translateY(-2px);
}

.page-about .ab-cta__kicker {
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--teal);
}

.page-about .ab-cta__title {
  margin-top: 8px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--white);
}

.page-about .ab-cta__text {
  margin-top: 8px;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: rgba(255, 255, 255, 0.76);
}

.page-about .ab-cta__link {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--ff-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-about .ab-cta__foot {
  margin-top: clamp(22px, 3vw, 30px);
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-about .ab-cta__foot a {
  color: var(--teal);
  border-bottom: 1px solid currentColor;
}

.page-about .ab-top {
  display: inline-block;
  margin-top: 22px;
  padding: 8px 16px;
  border: 1px solid var(--steel);
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--mist);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-about .ab-top:hover,
.page-about .ab-top:focus-visible {
  color: var(--teal);
  border-color: var(--teal);
}

/* ---------- responsive ---------- */
@media (min-width: 760px) {
  .page-about .ab-origin__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-about .ab-origin__body {
    padding-top: 4px;
  }

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

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

@media (min-width: 900px) {
  .page-about .ab-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-about .ab-timeline__grid {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
  }

  .page-about .ab-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
  }

  .page-about .ab-rail__list {
    flex-direction: column;
    gap: 0;
  }

  .page-about .ab-rail__list a {
    padding: 9px 0 9px 14px;
    border: 0;
    border-left: 2px solid var(--steel);
    border-radius: 0;
    background: none;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
  }

  .page-about .ab-rail__list a:hover,
  .page-about .ab-rail__list a:focus-visible {
    border-left-color: var(--orange);
    background: none;
    color: var(--orange);
  }

  .page-about .ab-flow {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: clamp(14px, 2vw, 28px);
  }

  .page-about .ab-eco__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-about .ab-team__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .ab-team__card,
  .page-about .ab-cta__card,
  .page-about .ab-rail__list a,
  .page-about .ab-top {
    transition: none;
    transform: none;
  }
}
<<<END>>>