.page-about {
  background: var(--paper);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

.page-about .ab-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: clamp(24px, 4vw, 44px) 0 clamp(38px, 6vw, 76px);
}

.page-about .ab-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(105deg, rgba(127, 227, 236, 0.09) 0 1px, transparent 1px 46px),
    radial-gradient(120% 80% at 82% -10%, rgba(31, 200, 219, 0.22), transparent 62%);
  pointer-events: none;
}

.page-about .ab-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan), var(--coral));
}

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

.page-about .ab-hero__crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(20px, 3vw, 34px);
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--cyan-soft);
}

.page-about .ab-hero__crumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(127, 227, 236, 0.5);
}

.page-about .ab-hero__crumb a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s var(--ease);
}

.page-about .ab-hero__crumb a:hover,
.page-about .ab-hero__crumb a:focus-visible {
  border-bottom-color: var(--cyan-soft);
}

.page-about .ab-hero__crumb [aria-current="page"] {
  color: rgba(244, 247, 248, 0.72);
}

.page-about .ab-hero__eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-about .ab-hero__title {
  margin: 14px 0 0;
  font-size: clamp(34px, 6.6vw, 78px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 16em;
}

.page-about .ab-hero__lead {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  max-width: 44em;
  font-size: clamp(15.5px, 1.5vw, 18px);
  line-height: 1.8;
  color: rgba(244, 247, 248, 0.82);
}

.page-about .ab-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px 24px;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: clamp(18px, 2.4vw, 24px) 0 0;
  list-style: none;
  border-top: 1px solid rgba(127, 227, 236, 0.24);
}

.page-about .ab-fact {
  display: grid;
  gap: 4px;
}

.page-about .ab-fact__num {
  font-size: clamp(28px, 3.4vw, 38px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-about .ab-fact__unit {
  font-size: 0.46em;
  margin-left: 4px;
  color: var(--cyan-soft);
  letter-spacing: 0.02em;
}

.page-about .ab-fact__label {
  font-size: 13px;
  color: rgba(244, 247, 248, 0.66);
}

.page-about .ab-hero__jump {
  display: inline-block;
  margin-top: clamp(20px, 3vw, 30px);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 227, 236, 0.45);
  padding-bottom: 3px;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-about .ab-hero__jump:hover,
.page-about .ab-hero__jump:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

.page-about .ab-sec {
  padding: clamp(40px, 6vw, 84px) 0;
  border-top: 1px solid var(--line);
}

.page-about .ab-sec__grid {
  display: grid;
  gap: clamp(16px, 3vw, 26px);
}

.page-about .ab-sec__rail {
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-about .ab-sec__index {
  margin: 0;
  font-size: clamp(42px, 6vw, 70px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: rgba(11, 60, 93, 0.2);
}

.page-about .ab-sec__title {
  margin: 0;
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
}

.page-about .ab-sec__head {
  display: grid;
  gap: 8px;
  max-width: 46em;
  margin-bottom: clamp(22px, 3.4vw, 36px);
}

.page-about .ab-sec__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 40em;
}

.page-about .ab-lead {
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 500;
  line-height: 1.65;
  color: var(--deep);
}

.page-about .ab-p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--text-soft);
}

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

.page-about .ab-p a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(196, 71, 44, 0.35);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-about .ab-p a:hover,
.page-about .ab-p a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--cyan);
}

.page-about .ab-points {
  display: grid;
  gap: 10px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .ab-points li {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 16px;
  background: var(--card);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

.page-about .ab-points strong {
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--deep);
}

.page-about .ab-points span {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-about .ab-timeline {
  position: relative;
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
  overflow: hidden;
  padding-bottom: 4px;
}

.page-about .ab-timeline::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: clamp(20px, 5vw, 30px);
  width: 1px;
  transform: rotate(1.6deg);
  transform-origin: top center;
  background: linear-gradient(180deg, var(--cyan), rgba(31, 200, 219, 0.12));
  pointer-events: none;
}

.page-about .ab-tl {
  position: relative;
  display: grid;
  grid-template-columns: clamp(42px, 11vw, 60px) minmax(0, 1fr);
  gap: clamp(10px, 2vw, 18px);
  align-items: start;
}

.page-about .ab-tl__no {
  margin: 0;
  padding-top: 14px;
  font-size: clamp(17px, 2.2vw, 24px);
  font-weight: 700;
  text-align: center;
  color: var(--deep);
  background: var(--paper);
  position: relative;
  z-index: 1;
  line-height: 1.2;
}

.page-about .ab-tl__card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: clamp(15px, 2.4vw, 24px);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-about .ab-tl__card:hover,
.page-about .ab-tl__card:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-about .ab-tl__title {
  margin: 0 0 8px;
  font-size: clamp(16.5px, 1.9vw, 19px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-about .ab-tl__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-about .ab-tl__more {
  margin-top: 12px;
}

.page-about .ab-tl__more summary {
  display: inline-block;
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--amber);
  border-bottom: 1px dashed rgba(196, 71, 44, 0.4);
  padding-bottom: 2px;
}

.page-about .ab-tl__more summary::-webkit-details-marker {
  display: none;
}

.page-about .ab-tl__more summary::before {
  content: "+ ";
}

.page-about .ab-tl__more[open] summary::before {
  content: "− ";
}

.page-about .ab-tl__more ul {
  margin: 12px 0 0;
  padding-left: 1.1em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-about .ab-tl__more li + li {
  margin-top: 4px;
}

.page-about .ab-tl:nth-child(even) .ab-tl__card {
  background: var(--ink);
  border-color: rgba(127, 227, 236, 0.22);
  color: var(--paper);
}

.page-about .ab-tl:nth-child(even) .ab-tl__title {
  color: var(--paper);
}

.page-about .ab-tl:nth-child(even) .ab-tl__text,
.page-about .ab-tl:nth-child(even) .ab-tl__more ul {
  color: rgba(244, 247, 248, 0.78);
}

.page-about .ab-tl:nth-child(even) .ab-tl__more summary {
  color: var(--coral);
  border-bottom-color: rgba(255, 107, 74, 0.5);
}

.page-about .ab-strip,
.page-about .ab-wide {
  margin: clamp(26px, 4vw, 40px) 0 0;
}

.page-about .ab-strip img,
.page-about .ab-wide img,
.page-about .ab-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--r);
  object-fit: cover;
}

.page-about .ab-wide img {
  border-radius: var(--r-lg);
}

.page-about .ab-figure__cap {
  display: block;
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.page-about .ab-team {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  margin-top: clamp(18px, 2.6vw, 26px);
}

.page-about .ab-groups {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .ab-group {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-about .ab-group:last-child {
  border-bottom: 1px solid var(--line);
}

.page-about .ab-group__key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: var(--coral-soft);
  color: var(--amber);
  font-size: 12px;
  font-weight: 700;
  margin-top: 2px;
}

.page-about .ab-group__name {
  margin: 0 0 4px;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--ink);
}

.page-about .ab-group__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-about .ab-figure {
  margin: 0;
}

.page-about .ab-flow {
  display: grid;
  gap: 8px;
  margin: clamp(24px, 3.4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: flow;
}

.page-about .ab-flow li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: 14.5px;
  color: var(--text);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-about .ab-flow li:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-about .ab-flow__no {
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan);
  background: rgba(31, 200, 219, 0.12);
  border-radius: 6px;
  padding: 2px 7px;
  flex: none;
}

.page-about .ab-team__lower {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(24px, 3.6vw, 38px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line);
}

.page-about .ab-mapwrap {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(12px, 2vw, 20px);
}

.page-about .ab-map {
  display: block;
  width: 100%;
  height: auto;
  max-width: 620px;
  margin: 0 auto;
}

.page-about .ab-map__link path {
  fill: none;
  stroke: rgba(11, 60, 93, 0.22);
  stroke-width: 1.5;
}

.page-about .ab-map__box {
  fill: var(--paper);
  stroke: var(--line-strong);
  stroke-width: 1.5;
  transition: fill 0.18s var(--ease), stroke 0.18s var(--ease);
}

.page-about .ab-map__label {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  fill: var(--ink);
  text-anchor: middle;
}

.page-about .ab-map__sub {
  font-family: var(--mono);
  font-size: 11.5px;
  fill: var(--muted);
  text-anchor: middle;
}

.page-about .ab-map__node--hub .ab-map__box {
  fill: var(--deep);
  stroke: var(--deep);
}

.page-about .ab-map__node--hub .ab-map__label {
  fill: var(--paper);
}

.page-about .ab-map__node--hub .ab-map__sub {
  fill: var(--cyan-soft);
}

.page-about .ab-map__node:hover .ab-map__box {
  fill: var(--cyan-soft);
  stroke: var(--cyan);
}

.page-about .ab-map__node:hover .ab-map__label {
  fill: var(--ink);
}

.page-about .ab-map__node:hover .ab-map__sub {
  fill: var(--deep);
}

.page-about .ab-support__title {
  margin: 0 0 10px;
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 700;
  color: var(--ink);
}

.page-about .ab-quality {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  background: var(--ink);
  border-radius: var(--r-lg);
  padding: clamp(20px, 3.4vw, 40px);
  background-image: radial-gradient(120% 90% at 90% -20%, rgba(31, 200, 219, 0.18), transparent 60%);
}

.page-about .ab-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 18px 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .ab-metric {
  display: grid;
  gap: 6px;
  padding-left: 14px;
  border-left: 1px solid rgba(127, 227, 236, 0.28);
}

.page-about .ab-metric__num {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  line-height: 1.05;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-about .ab-metric__unit {
  font-size: 0.44em;
  margin-left: 3px;
  color: var(--cyan-soft);
  letter-spacing: 0;
}

.page-about .ab-metric__label {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(244, 247, 248, 0.66);
}

.page-about .ab-quote {
  margin: 0;
  padding: 4px 0 4px 18px;
  border-left: 4px solid var(--coral);
}

.page-about .ab-quote p {
  margin: 0;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 500;
  line-height: 1.7;
  color: var(--paper);
}

.page-about .ab-quality__body {
  display: grid;
  gap: 12px;
}

.page-about .ab-quality .ab-p {
  color: rgba(244, 247, 248, 0.76);
  margin: 0;
}

.page-about .ab-spots {
  display: grid;
  gap: clamp(16px, 2.6vw, 24px);
  margin-top: clamp(24px, 3.4vw, 34px);
}

.page-about .ab-spot {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: clamp(16px, 2.4vw, 24px);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-about .ab-spot:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-about .ab-spot__key {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-about .ab-spot__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-about .ab-spot .ab-p {
  font-size: 14.5px;
}

.page-about .ab-partners {
  display: grid;
  gap: clamp(14px, 2.2vw, 20px);
  margin-top: clamp(20px, 3vw, 28px);
}

.page-about .ab-partner {
  display: grid;
  gap: 8px;
  align-content: start;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: clamp(16px, 2.4vw, 22px);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-about .ab-partner:hover,
.page-about .ab-partner:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-about .ab-partner__index {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.page-about .ab-partner__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-about .ab-partner__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-about .ab-partner__link {
  justify-self: start;
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(196, 71, 44, 0.35);
  padding-bottom: 2px;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-about .ab-partner__link:hover,
.page-about .ab-partner__link:focus-visible {
  color: var(--deep);
  border-bottom-color: var(--cyan);
}

.page-about .ab-cta {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(32px, 5vw, 64px) 0;
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--cyan), var(--coral)) 1;
}

.page-about .ab-cta__inner {
  display: grid;
  gap: 14px;
  justify-items: start;
}

.page-about .ab-cta__title {
  margin: 0;
  font-size: clamp(23px, 3.2vw, 34px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .ab-cta__text {
  margin: 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(244, 247, 248, 0.76);
}

.page-about .ab-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

@media (min-width: 720px) {
  .page-about .ab-flow {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
  }

  .page-about .ab-flow li {
    display: grid;
    gap: 8px;
    align-content: start;
    font-size: 13.5px;
    line-height: 1.6;
  }

  .page-about .ab-flow__no {
    justify-self: start;
  }

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

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

  .page-about .ab-team__lower {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 880px) {
  .page-about .ab-sec__grid {
    grid-template-columns: minmax(0, 232px) minmax(0, 1fr);
    gap: clamp(30px, 5vw, 64px);
  }

  .page-about .ab-sec__head {
    grid-template-columns: minmax(0, 232px) minmax(0, 1fr);
    column-gap: clamp(30px, 5vw, 64px);
    max-width: none;
    align-items: end;
  }

  .page-about .ab-sec__head .ab-sec__index {
    grid-column: 1;
    grid-row: 1 / span 2;
    align-self: end;
  }

  .page-about .ab-sec__head .ab-sec__title,
  .page-about .ab-sec__head .ab-sec__note {
    grid-column: 2;
  }

  .page-about .ab-team {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    align-items: start;
    gap: clamp(24px, 3.6vw, 40px);
  }

  .page-about .ab-tl {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 22px;
  }

  .page-about .ab-tl:nth-child(even) {
    margin-left: clamp(0px, 4vw, 56px);
  }

  .page-about .ab-timeline::before {
    left: 32px;
    transform: rotate(3deg);
  }

  .page-about .ab-quality {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    column-gap: clamp(24px, 4vw, 48px);
    align-items: start;
  }

  .page-about .ab-metrics {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1080px) {
  .page-about .ab-hero__title {
    max-width: 14em;
  }

  .page-about .ab-strip {
    margin-left: auto;
    width: 78%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .ab-tl__card,
  .page-about .ab-flow li,
  .page-about .ab-spot,
  .page-about .ab-partner {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>
</main>