.page-about {
  --about-deep: #166f62;
  --about-ink-soft: #3d5366;
  background: var(--ink);
  color: var(--paper);
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-about .container {
  width: 100%;
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 var(--gutter);
  box-sizing: border-box;
}

.page-about .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 26px 0 6px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-about .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-about .breadcrumb a:hover,
.page-about .breadcrumb a:focus-visible {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

.page-about .breadcrumb__sep {
  color: var(--track);
}

.page-about .breadcrumb [aria-current="page"] {
  color: var(--paper);
}

/* ---------- hero ---------- */
.page-about .about-hero {
  position: relative;
  padding: 14px 0 40px;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  top: -90px;
  right: -120px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 224, 200, 0.16), transparent 68%);
  pointer-events: none;
}

.page-about .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-about .about-hero__title {
  margin: 16px 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 7.2vw, 60px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 21em;
}

.page-about .about-hero__lede {
  margin: 0;
  max-width: 42em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-about .about-stats {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .about-stats__item {
  background: var(--ink);
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-about .about-stats__num {
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1.1;
  color: var(--teal);
  font-variant-numeric: tabular-nums;
}

.page-about .about-stats__label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

/* ---------- figures ---------- */
.page-about .about-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--panel), var(--track));
}

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

.page-about .about-figure--hero {
  aspect-ratio: 2 / 1;
  margin-bottom: 56px;
}

.page-about .about-figure--flow {
  aspect-ratio: 2 / 1;
  margin: 0 0 22px;
  background: linear-gradient(135deg, var(--mint), var(--sand));
  border-color: rgba(30, 58, 82, 0.18);
}

.page-about .about-figure--network {
  aspect-ratio: 1000 / 760;
  background: linear-gradient(150deg, var(--panel), var(--track));
}

/* ---------- sections ---------- */
.page-about .about-section {
  margin: 0 0 60px;
}

.page-about .about-section__head {
  margin-bottom: 24px;
}

.page-about .section-number {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-about h2 {
  margin: 0 0 12px;
  font-family: var(--font-sans);
  font-size: clamp(24px, 5vw, 36px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .about-section__lede {
  margin: 0;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-about .about-inline-link {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 224, 200, 0.4);
  padding-bottom: 1px;
  transition: border-color 0.2s var(--ease);
}

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

/* ---------- jump chips ---------- */
.page-about .about-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 30px;
}

.page-about .about-jump a {
  display: inline-block;
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--track);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

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

/* ---------- timeline ---------- */
.page-about .timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  top: 6px;
  bottom: 10px;
  left: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--teal), var(--track) 45%, var(--track));
}

.page-about .timeline__item {
  position: relative;
  padding-left: 36px;
  margin-bottom: 28px;
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--track);
  box-sizing: border-box;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-about .timeline__item:hover::before {
  border-color: var(--teal);
}

.page-about .timeline__item--current::before {
  background: var(--teal);
  border-color: var(--teal);
  box-shadow: 0 0 0 5px rgba(79, 224, 200, 0.16);
}

.page-about .timeline__marker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.page-about .timeline__year {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.page-about .timeline__item--current .timeline__year {
  color: var(--teal);
}

.page-about .timeline__card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px 18px;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-about .timeline__card:hover {
  border-color: rgba(79, 224, 200, 0.45);
}

.page-about .timeline__card h3 {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--paper);
}

.page-about .timeline__card p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-about .card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-about .tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(79, 224, 200, 0.42);
  background: rgba(79, 224, 200, 0.08);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--teal);
  white-space: nowrap;
}

.page-about .tag--amber {
  border-color: rgba(232, 169, 75, 0.5);
  background: rgba(232, 169, 75, 0.12);
  color: var(--amber);
}

.page-about .timestamp {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- paper block ---------- */
.page-about .about-paper {
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius-lg);
  padding: 26px 20px 30px;
  margin: 0 0 60px;
}

.page-about .about-paper__head {
  margin-bottom: 22px;
}

.page-about .about-paper .eyebrow {
  color: var(--about-deep);
}

.page-about .about-paper h2 {
  color: var(--ink);
  margin: 12px 0 12px;
}

.page-about .about-paper__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--about-ink-soft);
  max-width: 44em;
}

.page-about .about-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-about .step {
  border: 1px solid rgba(30, 58, 82, 0.24);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.55);
  padding: 16px 15px;
  transition: border-color 0.24s var(--ease), background 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-about .step:hover,
.page-about .step:focus-within {
  border-color: var(--about-deep);
  background: var(--mint);
  box-shadow: 0 14px 30px -24px rgba(11, 27, 43, 0.85);
}

.page-about .step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--about-deep);
}

.page-about .step__title {
  margin: 9px 0 7px;
  font-size: 17px;
  line-height: 1.35;
  color: var(--ink);
}

.page-about .step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--about-ink-soft);
}

.page-about .about-paper__note {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px dashed rgba(30, 58, 82, 0.28);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--about-ink-soft);
}

/* ---------- review ---------- */
.page-about .about-review p {
  margin: 0 0 16px;
  max-width: 46em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-about .about-review p:last-child {
  margin-bottom: 0;
}

/* ---------- quote ---------- */
.page-about .about-quote {
  margin: 0 0 60px;
  padding: 26px 22px;
  border-left: 2px solid var(--amber);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: linear-gradient(100deg, rgba(232, 169, 75, 0.12), rgba(232, 169, 75, 0) 72%);
}

.page-about .about-quote p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 3.6vw, 27px);
  line-height: 1.55;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .about-quote cite {
  display: block;
  margin-top: 14px;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

/* ---------- network ---------- */
.page-about .about-network {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.page-about .about-network__text p {
  margin: 0 0 15px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- services ---------- */
.page-about .about-services {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-about .svc {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px 18px;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-about .svc:hover {
  border-color: rgba(79, 224, 200, 0.5);
  transform: translateY(-2px);
}

.page-about .svc h3 {
  margin: 0 0 9px;
  font-size: 18px;
  line-height: 1.35;
  color: var(--paper);
}

.page-about .svc p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-about .svc__link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 224, 200, 0.4);
  padding-bottom: 2px;
}

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

.page-about .about-response {
  margin-top: 24px;
  padding: 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, rgba(79, 224, 200, 0.09), rgba(79, 224, 200, 0) 78%);
}

.page-about .about-response p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper);
}

.page-about .about-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-about .btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 14px;
  letter-spacing: 0.02em;
  text-decoration: none;
  background: var(--teal);
  color: var(--ink);
  border: 1px solid var(--teal);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-about .btn--ghost {
  background: transparent;
  color: var(--paper);
  border-color: var(--track);
}

.page-about .btn:hover,
.page-about .btn:focus-visible {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
}

.page-about .btn--ghost:hover,
.page-about .btn--ghost:focus-visible {
  background: transparent;
  border-color: var(--teal);
  color: var(--teal);
}

/* ---------- responsive ---------- */
@media (min-width: 560px) {
  .page-about .about-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

  .page-about .about-paper {
    padding: 34px 30px 36px;
  }
}

@media (min-width: 880px) {
  .page-about {
    padding-bottom: 96px;
  }

  .page-about .about-stats {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-about .about-stats__num {
    font-size: 26px;
  }

  .page-about .about-section,
  .page-about .about-paper,
  .page-about .about-quote {
    margin-bottom: 76px;
  }

  .page-about .timeline::before {
    left: 118px;
  }

  .page-about .timeline__item {
    display: grid;
    grid-template-columns: 152px minmax(0, 1fr);
    column-gap: 46px;
    padding-left: 0;
    margin-bottom: 34px;
  }

  .page-about .timeline__item::before {
    left: 112px;
    top: 20px;
    width: 15px;
    height: 15px;
  }

  .page-about .timeline__marker {
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    margin-bottom: 0;
    padding-top: 6px;
  }

  .page-about .timeline__year {
    font-size: 44px;
  }

  .page-about .timeline__card {
    padding: 24px 26px;
  }

  .page-about .about-network {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 40px;
    align-items: center;
  }

  .page-about .about-paper {
    padding: 44px 46px 46px;
  }

  .page-about .about-review {
    columns: 2;
    column-gap: 40px;
  }

  .page-about .about-review p {
    break-inside: avoid;
    margin-bottom: 18px;
  }
}

@media (min-width: 1100px) {
  .page-about .about-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .timeline__year {
    font-size: 52px;
  }

  .page-about .about-quote {
    padding: 34px 40px;
  }
}
<<<END>>>