.page-about {
  --ab-pad: clamp(40px, 6vw, 88px);
  --ab-ink-soft: rgba(242, 239, 228, 0.72);
  --ab-ink-dim: rgba(242, 239, 228, 0.54);
  --ab-line: rgba(242, 239, 228, 0.16);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-about .ab-crumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--rock);
  margin-bottom: 18px;
}

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

.page-about .ab-crumb a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- Hero ---------- */
.page-about .ab-hero {
  position: relative;
  padding: clamp(20px, 3vw, 34px) 0 var(--ab-pad);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(56, 85, 69, 0.7), transparent 62%),
    linear-gradient(180deg, var(--ink), var(--coal));
  overflow: hidden;
}

.page-about .ab-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.6;
  pointer-events: none;
}

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

.page-about .ab-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}

.page-about .ab-h1 {
  font-family: var(--font-head);
  font-size: clamp(30px, 6.4vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 10px 0 0;
  color: var(--paper);
  max-width: 20em;
}

.page-about .ab-lede {
  margin: 18px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ab-ink-soft);
  max-width: 34em;
}

.page-about .ab-mini {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 26px 0 0;
  padding: 0;
  position: relative;
  border-top: 1px solid var(--line);
}

.page-about .ab-mini li {
  position: relative;
  flex: 1 1 120px;
  min-width: 108px;
  padding: 16px 12px 0 0;
}

.page-about .ab-mini li::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--ink);
  border: 1px solid var(--lime);
}

.page-about .ab-mini .y {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-about .ab-mini .l {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--ab-ink-soft);
}

.page-about .ab-hero__figure {
  margin: 26px 0 0;
}

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

.page-about .figure__media {
  position: relative;
  overflow: hidden;
  background:
    repeating-linear-gradient(45deg, rgba(199, 255, 63, 0.07) 0 8px, transparent 8px 18px),
    var(--steel);
}

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

.page-about .figure__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--rock);
  letter-spacing: 0.02em;
}

.page-about .ab-hero__side {
  order: 2;
}

.page-about .ab-side__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--rock);
  margin: 0 0 10px;
  text-transform: uppercase;
}

.page-about .ab-idx {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-about .ab-idx li {
  border-bottom: 1px solid var(--line-soft);
}

.page-about .ab-idx a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 2px;
  font-size: 14px;
  color: var(--ab-ink-soft);
  text-decoration: none;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-about .ab-idx a:hover,
.page-about .ab-idx a[aria-current="true"] {
  color: var(--lime);
  padding-left: 8px;
}

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

/* ---------- Bands & shared section head ---------- */
.page-about .ab-band {
  padding: var(--ab-pad) 0;
}

.page-about .ab-band--moss { background: var(--moss); color: var(--paper); }
.page-about .ab-band--ink { background: var(--ink); }
.page-about .ab-band--steel { background: var(--steel); }
.page-about .ab-band--coal { background: var(--coal); }
.page-about .ab-band--paper { background: var(--paper); color: var(--ink); }
.page-about .ab-band--next { background: var(--coal); border-top: 1px solid var(--line); }

.page-about .ab-head {
  max-width: 46em;
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-about .ab-sec__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--lime);
  margin: 0;
}

.page-about .ab-band--paper .ab-sec__no {
  color: var(--clay);
}

.page-about .ab-sec__title {
  font-family: var(--font-head);
  font-size: clamp(23px, 3.6vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 8px 0 0;
}

.page-about .ab-head__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ab-ink-soft);
}

.page-about .ab-band--paper .ab-head__lead {
  color: rgba(11, 36, 28, 0.72);
}

.page-about .ab-link {
  display: inline-block;
  color: var(--lime);
  text-decoration: none;
  font-size: 14px;
  border-bottom: 1px solid rgba(199, 255, 63, 0.45);
  padding-bottom: 2px;
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-about .ab-link:hover {
  border-bottom-color: var(--lime);
  color: var(--paper);
}

.page-about .ab-link--dark {
  color: var(--moss);
  border-bottom-color: rgba(56, 85, 69, 0.4);
}

.page-about .ab-link--dark:hover {
  color: var(--clay);
  border-bottom-color: var(--clay);
}

/* ---------- Timeline ---------- */
.page-about .ab-tl-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 42px);
}

.page-about .ab-tl {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .ab-tl__item {
  position: relative;
  padding: 18px 0 18px 22px;
  border-top: 1px solid var(--line);
  transition: background 0.2s ease;
}

.page-about .ab-tl__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 8px;
  height: 8px;
  background: var(--rock);
  transition: background 0.2s ease, transform 0.2s ease;
}

.page-about .ab-tl__item:hover::before,
.page-about .ab-tl__item:focus-within::before {
  background: var(--lime);
  transform: scale(1.35);
}

.page-about .ab-tl__year {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--lime);
  margin-bottom: 6px;
}

.page-about .ab-tl__name {
  font-family: var(--font-head);
  font-size: 19px;
  line-height: 1.35;
  margin: 0 0 6px;
}

.page-about .ab-tl__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ab-ink-soft);
}

.page-about .ab-tl__more {
  margin: 0;
  max-height: none;
  opacity: 1;
  overflow: visible;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ab-ink-dim);
  border-left: 1px solid rgba(199, 255, 63, 0.35);
  padding-left: 12px;
  margin-top: 10px;
}

.page-about .ab-annot {
  align-self: start;
  border-top: 1px solid rgba(199, 255, 63, 0.45);
  padding-top: 14px;
}

.page-about .ab-annot__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--rock);
  margin: 0 0 12px;
  text-transform: uppercase;
}

.page-about .ab-annot p {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ab-ink-soft);
}

/* ---------- Method ---------- */
.page-about .ab-method {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-about .ab-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .ab-step {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-top: 1px solid var(--line);
  transition: border-color 0.2s ease;
}

.page-about .ab-step:hover {
  border-top-color: var(--lime);
}

.page-about .ab-step__key {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--lime);
  padding-top: 2px;
}

.page-about .ab-step__t {
  font-family: var(--font-head);
  font-size: 17px;
  margin: 0 0 6px;
  line-height: 1.4;
}

.page-about .ab-step__d {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ab-ink-soft);
}

/* ---------- Team ---------- */
.page-about .ab-team {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-about .ab-card {
  background: rgba(11, 36, 28, 0.55);
  border: 1px solid var(--ab-line);
  padding: 18px;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.page-about .ab-card:hover {
  border-color: rgba(199, 255, 63, 0.65);
  background: rgba(11, 36, 28, 0.8);
  transform: translateY(-2px);
}

.page-about .ab-card__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
  margin: 0 0 8px;
}

.page-about .ab-card__t {
  font-family: var(--font-head);
  font-size: 18px;
  line-height: 1.4;
  margin: 0 0 8px;
}

.page-about .ab-card__d {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ab-ink-soft);
}

.page-about .ab-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 4vw, 40px);
  background: var(--ab-line);
  border: 1px solid var(--ab-line);
}

.page-about .ab-fact {
  background: var(--steel);
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-about .ab-fact__num {
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.2vw, 21px);
  color: var(--sand);
  letter-spacing: 0.02em;
}

.page-about .ab-fact__t {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ab-ink-dim);
}

/* ---------- Partners ---------- */
.page-about .ab-pills {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .ab-pill {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  min-width: 180px;
  flex: 1 1 200px;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-about .ab-pill:hover {
  border-color: var(--lime);
  background: rgba(199, 255, 63, 0.06);
}

.page-about .ab-pill__type {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--rock);
  transition: color 0.2s ease;
}

.page-about .ab-pill:hover .ab-pill__type {
  color: var(--lime);
}

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

.page-about .ab-partner-note {
  margin-top: clamp(24px, 3.4vw, 36px);
  border-left: 1px solid var(--sand);
  padding-left: 18px;
  max-width: 52em;
}

.page-about .ab-partner-note p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ab-ink-soft);
}

/* ---------- Service (paper) ---------- */
.page-about .ab-svc {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-about .ab-svc__list {
  display: grid;
  gap: 0;
}

.page-about .ab-svc__item {
  border-top: 1px solid rgba(11, 36, 28, 0.16);
  padding: 16px 0 16px 16px;
  position: relative;
}

.page-about .ab-svc__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 3px;
  height: 18px;
  background: var(--sand);
  transition: height 0.2s ease, background 0.2s ease;
}

.page-about .ab-svc__item:hover::before {
  height: 30px;
  background: var(--clay);
}

.page-about .ab-svc__t {
  font-family: var(--font-head);
  font-size: 18px;
  line-height: 1.4;
  margin: 0 0 8px;
  color: var(--ink);
}

.page-about .ab-svc__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(11, 36, 28, 0.76);
}

.page-about .ab-svc__link {
  margin-top: 10px;
}

.page-about .ab-svc__figure .figure__cap {
  color: rgba(11, 36, 28, 0.55);
}

/* ---------- Visit ---------- */
.page-about .ab-band--visit {
  background:
    linear-gradient(180deg, var(--coal), var(--ink));
}

.page-about .ab-visit {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
}

.page-about .ab-visit__lead {
  margin: 14px 0 22px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ab-ink-soft);
  max-width: 36em;
}

.page-about .ab-visit__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-about .ab-visit__list li {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

.page-about .ab-visit__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--sand);
  padding-top: 3px;
}

.page-about .ab-visit__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ab-ink-dim);
  border-left: 1px solid var(--sand);
  padding-left: 14px;
}

.page-about .ab-visit__aside {
  border: 1px solid rgba(201, 164, 92, 0.4);
  padding: 18px;
  align-self: start;
}

.page-about .ab-check {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .ab-check li {
  position: relative;
  padding: 9px 0 9px 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ab-ink-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-about .ab-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 7px;
  height: 7px;
  background: var(--sand);
}

.page-about .ab-visit__aside-link {
  margin: 16px 0 0;
}

/* ---------- Next steps ---------- */
.page-about .ab-next__title {
  font-family: var(--font-head);
  font-size: clamp(20px, 2.8vw, 28px);
  line-height: 1.3;
  margin: 0 0 20px;
}

.page-about .ab-next {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .ab-next a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "k ar"
    "d ar";
  align-items: center;
  gap: 4px 16px;
  padding: 16px;
  background: var(--coal);
  text-decoration: none;
  transition: background 0.2s ease;
}

.page-about .ab-next a:hover {
  background: var(--steel);
}

.page-about .ab-next__k {
  grid-area: k;
  font-family: var(--font-head);
  font-size: 16px;
  color: var(--paper);
}

.page-about .ab-next__d {
  grid-area: d;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ab-ink-dim);
}

.page-about .ab-next__ar {
  grid-area: ar;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--lime);
  transition: transform 0.2s ease;
}

.page-about .ab-next a:hover .ab-next__ar {
  transform: translateX(4px);
}

/* ---------- Responsive ---------- */
@media (min-width: 640px) {
  .page-about .ab-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .page-about .ab-tl__item {
    display: grid;
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 26px;
    padding-left: 24px;
  }

  .page-about .ab-tl__year {
    margin-bottom: 0;
    padding-top: 4px;
  }

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

  .page-about .ab-card {
    grid-column: span 6;
  }

  .page-about .ab-card--lg {
    grid-column: span 4;
  }

  .page-about .ab-card--sm {
    grid-column: span 2;
  }

  .page-about .ab-card--sm2 {
    grid-column: span 3;
  }
}

@media (min-width: 900px) {
  .page-about .ab-svc {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-about .ab-visit {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}

@media (min-width: 960px) {
  .page-about .ab-hero__grid {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
  }

  .page-about .ab-hero__main {
    grid-column: 2;
    grid-row: 1;
    min-width: 0;
  }

  .page-about .ab-hero__side {
    grid-column: 1;
    grid-row: 1;
    order: 0;
  }

  .page-about .ab-tl-wrap {
    grid-template-columns: minmax(0, 1fr) 250px;
  }

  .page-about .ab-method {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  }

  .page-about .ab-method__figure {
    position: sticky;
    top: calc(var(--hdr-h) + 24px);
  }

  .page-about .ab-tl__more {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.28s ease, opacity 0.28s ease, margin-top 0.28s ease;
    margin-top: 0;
  }

  .page-about .ab-tl__item:hover .ab-tl__more,
  .page-about .ab-tl__item:focus-within .ab-tl__more {
    max-height: 9em;
    opacity: 1;
    margin-top: 10px;
  }
}

@media (min-width: 1100px) {
  .page-about .ab-h1 {
    max-width: 16em;
  }

  .page-about .ab-step {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .ab-tl__more,
  .page-about .ab-card,
  .page-about .ab-next__ar,
  .page-about .ab-tl__item::before,
  .page-about .ab-svc__item::before {
    transition: none;
  }
}
<<<END>>>