.page-about {
  --ab-node: 60px;
  --ab-line-x: 29px;
  --ab-gutter: clamp(14px, 2.5vw, 28px);
  display: block;
  background: linear-gradient(180deg, rgba(47, 216, 208, 0.055), transparent 460px);
}

@media (min-width: 900px) {
  .page-about {
    --ab-node: 96px;
    --ab-line-x: 47px;
  }
}

.page-about .mono {
  font-family: var(--mono);
  letter-spacing: 0.03em;
}

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

.page-about .ab-hero {
  position: relative;
  padding: clamp(24px, 4vw, 44px) 0 clamp(40px, 6vw, 76px);
  overflow: hidden;
}

.page-about .ab-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(154, 176, 198, 0.07) 0px,
    rgba(154, 176, 198, 0.07) 1px,
    transparent 1px,
    transparent 5px
  );
}

.page-about .ab-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-about .ab-hero-main h1 {
  margin: 12px 0 18px;
  font-size: clamp(30px, 7.2vw, 62px);
  line-height: 1.06;
  font-weight: 900;
  font-stretch: 87%;
  color: var(--ink);
  max-width: 16ch;
}

.page-about .ab-lede {
  max-width: 46ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-about .ab-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about .ab-hero-side {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  align-content: start;
}

.page-about .ab-tile {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 2px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.page-about .ab-tile--year {
  grid-column: 1 / -1;
  flex-direction: row;
  align-items: baseline;
  gap: 14px;
  padding: 18px 20px 20px;
  border-color: var(--cyan);
}

.page-about .ab-year {
  font-family: var(--mono);
  font-size: clamp(46px, 13vw, 82px);
  line-height: 0.88;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-about .ab-year-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-2);
}

.page-about .ab-tile-k {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-about .ab-tile-v {
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
}

@media (min-width: 900px) {
  .page-about .ab-hero-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(260px, 1fr);
    align-items: end;
    gap: clamp(32px, 5vw, 72px);
  }

  .page-about .ab-hero-side {
    transform: translateY(-6px);
  }
}

/* ---------- SECTION SHELL ---------- */

.page-about .ab-sec {
  padding: clamp(46px, 7vw, 94px) 0;
  border-top: 2px solid var(--line);
}

.page-about .ab-sec--first {
  border-top: 0;
  padding-top: clamp(28px, 4vw, 48px);
}

.page-about .ab-sec-head {
  max-width: 720px;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-about .ab-sec-title {
  margin: 10px 0 0;
  font-size: clamp(23px, 3.6vw, 38px);
  line-height: 1.2;
  font-weight: 900;
  font-stretch: 87%;
  color: var(--ink);
  max-width: 22ch;
}

.page-about .ab-sec-lede {
  max-width: 52ch;
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-2);
}

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

.page-about .ab-intro {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-about .ab-intro-copy p {
  max-width: 46ch;
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
}

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

.page-about .ab-intro-aside {
  border: 2px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  padding: 20px 20px 22px;
  align-self: start;
}

.page-about .ab-aside-title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-about .ab-aside-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-about .ab-aside-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 2px;
  background: var(--orange);
}

@media (min-width: 900px) {
  .page-about .ab-intro {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
}

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

.page-about .ab-timeline {
  position: relative;
  display: grid;
}

.page-about .ab-timeline::before {
  content: "";
  position: absolute;
  left: var(--ab-line-x);
  top: 12px;
  bottom: 12px;
  width: 2px;
  transform: translateX(-1px);
  background: linear-gradient(180deg, var(--orange) 0%, var(--line) 26%, var(--line) 74%, var(--cyan) 100%);
}

.page-about .ab-node {
  display: grid;
  grid-template-columns: var(--ab-node) minmax(0, 1fr);
  gap: var(--ab-gutter);
  padding-bottom: clamp(30px, 5vw, 54px);
}

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

.page-about .ab-node-idx {
  position: relative;
  z-index: 1;
  width: var(--ab-node);
  height: var(--ab-node);
  display: grid;
  place-items: center;
  border: 2px solid var(--line);
  background: var(--bg);
  box-shadow: var(--shadow-soft);
  font-size: 13px;
  color: var(--orange);
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-about .ab-node:hover .ab-node-idx,
.page-about .ab-node:focus-within .ab-node-idx {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--bg);
}

.page-about .ab-node-body {
  min-width: 0;
  padding-top: 2px;
}

.page-about .ab-node-meta {
  margin: 0 0 8px;
  font-size: 11.5px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-about .ab-node-title {
  margin: 0 0 10px;
  font-size: clamp(19px, 2.6vw, 27px);
  line-height: 1.28;
  font-weight: 900;
  color: var(--ink);
}

.page-about .ab-node-body p {
  max-width: 46ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--ink-2);
}

@media (min-width: 900px) {
  .page-about .ab-node-idx {
    font-size: 15px;
  }
}

/* ---------- FIGURES ---------- */

.page-about .ab-figure {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

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

.page-about .ab-figcap {
  display: block;
  padding: 12px 16px 14px;
  border-top: 2px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--ink-2);
  background: rgba(7, 15, 26, 0.6);
}

.page-about .ab-timeline-figure {
  margin-top: clamp(26px, 4vw, 44px);
}

.page-about .ab-figure--tall {
  max-width: 100%;
}

@media (min-width: 900px) {
  .page-about .ab-timeline-figure {
    padding-left: calc(var(--ab-node) + var(--ab-gutter));
    max-width: 540px;
  }
}

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

.page-about .ab-team-grid {
  display: grid;
  gap: clamp(22px, 3.5vw, 40px);
}

.page-about .ab-city-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-about .ab-city {
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--line);
  transition: border-color 180ms var(--ease);
}

.page-about .ab-city:hover {
  border-left-color: var(--cyan);
}

.page-about .ab-city-name {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-about .ab-city-desc {
  margin: 0;
  max-width: 44ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-2);
}

@media (min-width: 900px) {
  .page-about .ab-team-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.88fr);
    align-items: start;
  }
}

/* ---------- STANDARDS ---------- */

.page-about .ab-stat-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-about .ab-stat {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 6px;
  padding: 18px 16px 20px;
  border: 2px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.page-about .ab-stat-num {
  font-size: clamp(38px, 9vw, 62px);
  line-height: 0.92;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.page-about .ab-stat:nth-child(1) .ab-stat-num,
.page-about .ab-stat:nth-child(3) .ab-stat-num {
  color: var(--cyan);
}

.page-about .ab-stat:nth-child(2) .ab-stat-num,
.page-about .ab-stat:nth-child(4) .ab-stat-num {
  color: var(--orange);
}

.page-about .ab-stat-unit {
  font-size: 13px;
  color: var(--ink-2);
}

.page-about .ab-stat-label {
  flex: 1 0 100%;
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-2);
}

@media (min-width: 720px) {
  .page-about .ab-stat-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-about .ab-acc {
  border-top: 2px solid var(--line);
}

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

.page-about .ab-partner-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--line);
}

.page-about .ab-partner {
  display: grid;
  grid-template-columns: minmax(96px, auto) minmax(0, 1fr);
  gap: clamp(16px, 3vw, 40px);
  align-items: start;
  padding: clamp(22px, 3.5vw, 36px) 0;
  border-bottom: 2px solid var(--line);
}

.page-about .ab-partner-num {
  font-size: clamp(38px, 8vw, 66px);
  line-height: 0.9;
  font-weight: 700;
  color: var(--lime);
  letter-spacing: -0.02em;
}

.page-about .ab-partner-num em {
  font-style: normal;
  font-size: 0.42em;
  color: var(--ink-2);
  margin-left: 2px;
}

.page-about .ab-partner-title {
  margin: 0 0 8px;
  font-size: clamp(17px, 2.1vw, 21px);
  line-height: 1.35;
  font-weight: 900;
  color: var(--ink);
}

.page-about .ab-partner-body p {
  max-width: 52ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-2);
}

@media (min-width: 720px) {
  .page-about .ab-partner {
    grid-template-columns: 180px minmax(0, 1fr);
    align-items: center;
  }
}

/* ---------- REGION ---------- */

.page-about .ab-region-panel {
  margin-top: clamp(22px, 3.5vw, 34px);
  border: 2px solid var(--line-soft);
  background: var(--surface);
  box-shadow: var(--shadow-hard);
  padding: clamp(22px, 3.5vw, 38px);
}

.page-about .ab-region-panel .ab-sec-title {
  margin-bottom: 22px;
}

.page-about .ab-fact-list {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--line);
}

.page-about .ab-fact {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-about .ab-fact-k {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-about .ab-fact-v {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-about .ab-region-note {
  max-width: 56ch;
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

@media (min-width: 720px) {
  .page-about .ab-fact {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 0 20px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-about .ab-region-panel {
    position: relative;
    width: 78%;
    margin-left: 6%;
    margin-top: clamp(-96px, -6vw, -48px);
  }
}

/* ---------- CTA ---------- */

.page-about .ab-cta {
  padding: clamp(36px, 5vw, 64px) 0 clamp(48px, 7vw, 88px);
  border-top: 2px solid var(--line);
  background:
    repeating-linear-gradient(
      135deg,
      rgba(255, 106, 43, 0.07) 0px,
      rgba(255, 106, 43, 0.07) 2px,
      transparent 2px,
      transparent 12px
    );
}

.page-about .ab-cta-inner {
  display: grid;
  gap: 20px;
  align-items: center;
}

.page-about .ab-cta-text {
  max-width: 52ch;
  margin: 0;
  font-size: clamp(17px, 2.4vw, 22px);
  line-height: 1.6;
  font-weight: 700;
  color: var(--ink);
}

.page-about .ab-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 900px) {
  .page-about .ab-cta-inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 32px;
  }

  .page-about .ab-cta-actions {
    justify-content: flex-end;
  }
}

/* ---------- REDUCED MOTION ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-about .ab-node-idx,
  .page-about .ab-city {
    transition: none;
  }
}
</final>
</PAGE_CSS>