.page-about {
  --ab-rule: rgba(217,164,65,.26);
  --ab-rule-soft: rgba(46,107,122,.45);
  --ab-paper: var(--lf-paper);
  --ab-ink: var(--lf-ink);
  --ab-serif: var(--lf-font-display);
  background: var(--lf-abyss);
  color: var(--lf-paper);
  overflow-x: hidden;
}

.page-about img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-about .lf-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--lf-muted);
}

.page-about .lf-breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: var(--lf-seaglass);
}

.page-about .lf-breadcrumb a {
  color: var(--lf-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--lf-ease), border-color .18s var(--lf-ease);
}

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

.page-about .lf-btn:focus-visible,
.page-about a:focus-visible {
  outline: 2px solid var(--lf-gold-lit);
  outline-offset: 3px;
}

/* ---------- hero ---------- */
.ab-hero {
  position: relative;
  padding: 32px 0 40px;
  background:
    radial-gradient(120% 90% at 82% 12%, rgba(217,164,65,.14), transparent 58%),
    linear-gradient(180deg, var(--lf-channel) 0%, var(--lf-abyss) 88%);
  border-bottom: 1px solid var(--ab-rule);
}

.ab-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

.ab-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--lf-font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--lf-gold);
}

.ab-hero__title {
  margin: 0 0 20px;
  font-family: var(--ab-serif);
  font-size: clamp(28px, 6.6vw, 52px);
  line-height: 1.24;
  letter-spacing: .01em;
  color: var(--lf-paper);
}

.ab-hero__intro {
  margin: 0 0 26px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(244,239,227,.82);
}

.ab-hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.ab-hero__mark {
  order: -1;
  max-width: 220px;
  margin: 0 auto;
}

.ab-hero__mark svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- layout ---------- */
.ab-layout {
  padding-top: 36px;
  padding-bottom: 56px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.ab-toc {
  border: 1px solid var(--ab-rule-soft);
  border-top: 2px solid var(--lf-gold);
  background: rgba(11,42,61,.55);
  padding: 18px 20px 16px;
}

.ab-toc__title {
  margin: 0 0 12px;
  font-family: var(--ab-serif);
  font-size: 15px;
  letter-spacing: .12em;
  color: var(--lf-gold);
}

.ab-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 2px 8px;
}

.ab-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 44px;
  padding: 10px 0 10px 10px;
  font-size: 14px;
  line-height: 1.4;
  color: rgba(244,239,227,.8);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color .18s var(--lf-ease), border-color .18s var(--lf-ease), background .18s var(--lf-ease);
}

.ab-toc__list a .lf-mono {
  font-size: 11px;
  color: var(--lf-seaglass);
  transition: color .18s var(--lf-ease);
}

.ab-toc__list a:hover,
.ab-toc__list a:focus-visible {
  color: var(--lf-gold-lit);
  border-left-color: var(--lf-gold);
  background: rgba(217,164,65,.07);
}

.ab-toc__list a:hover .lf-mono,
.ab-toc__list a:focus-visible .lf-mono {
  color: var(--lf-gold-lit);
}

.ab-toc__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--ab-rule-soft);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--lf-muted);
}

.ab-body {
  min-width: 0;
}

/* ---------- section ---------- */
.ab-section {
  padding: 36px 0 40px;
  border-top: 1px solid var(--ab-rule);
}

.ab-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.ab-sec-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 22px;
}

.ab-sec-idx {
  flex: none;
  display: inline-block;
  padding: 3px 8px;
  font-size: 12px;
  color: var(--lf-gold);
  border: 1px solid var(--ab-rule);
  background: rgba(217,164,65,.08);
}

.ab-section h2 {
  margin: 0;
  font-family: var(--ab-serif);
  font-size: clamp(21px, 4.4vw, 32px);
  line-height: 1.35;
  color: var(--lf-paper);
}

.ab-section h3 {
  margin: 0 0 6px;
  font-family: var(--ab-serif);
  font-size: 17px;
  line-height: 1.4;
  color: var(--ab-ink);
}

.ab-section p {
  margin: 0 0 18px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(244,239,227,.84);
}

.ab-body a {
  color: var(--lf-gold-lit);
  text-decoration: none;
  border-bottom: 1px solid rgba(217,164,65,.45);
  transition: color .18s var(--lf-ease), border-color .18s var(--lf-ease);
}

.ab-body a:hover,
.ab-body a:focus-visible {
  color: var(--lf-paper);
  border-bottom-color: var(--lf-gold-lit);
}

.page-about .lf-figure {
  margin: 0 0 24px;
  border: 1px solid var(--ab-rule);
  background: rgba(20,61,82,.4);
  padding: 8px;
}

.page-about .lf-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .lf-figure__cap {
  display: block;
  padding: 10px 2px 2px;
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--lf-muted);
}

/* ---------- swatches ---------- */
.ab-swatches {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
  gap: 8px;
}

.ab-swatch {
  border: 1px solid var(--ab-rule-soft);
  padding: 10px;
  background: rgba(244,239,227,.03);
}

.ab-swatch__chip {
  display: block;
  height: 34px;
  margin-bottom: 9px;
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(244,239,227,.14);
}

.ab-swatch__name {
  display: block;
  font-size: 13px;
  color: rgba(244,239,227,.9);
}

.ab-swatch__hex {
  display: block;
  margin-top: 3px;
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--lf-muted);
}

/* ---------- aside ---------- */
.ab-aside {
  margin: 0 0 8px;
  padding: 16px 18px;
  border-left: 3px solid var(--lf-seaglass);
  background: rgba(46,107,122,.13);
}

.ab-aside p {
  margin: 0;
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(244,239,227,.78);
}

/* ---------- rhythm ---------- */
.ab-rhythm {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.ab-rhythm li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 12px 14px;
  border: 1px solid var(--ab-rule-soft);
  background: rgba(11,42,61,.6);
}

.ab-rhythm .lf-mono {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--lf-gold);
}

.ab-rhythm em {
  font-style: normal;
  font-size: 13px;
  color: rgba(244,239,227,.72);
}

.ab-rhythm__final {
  border-color: rgba(231,111,81,.55) !important;
  background: rgba(231,111,81,.12) !important;
}

.ab-rhythm__final .lf-mono {
  color: var(--lf-coral);
}

.ab-rhythm__final em {
  color: rgba(244,239,227,.92);
}

/* ---------- rooms ---------- */
.ab-rooms {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.ab-room {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--ab-rule-soft);
  border-left: 3px solid var(--lf-gold);
  background: linear-gradient(90deg, rgba(217,164,65,.09), rgba(11,42,61,.35) 62%);
  transition: border-color .18s var(--lf-ease), background .18s var(--lf-ease);
}

.ab-room:hover {
  border-color: var(--lf-gold-lit);
  border-left-color: var(--lf-gold-lit);
  background: linear-gradient(90deg, rgba(217,164,65,.16), rgba(11,42,61,.5) 62%);
}

.ab-room__name {
  font-family: var(--ab-serif);
  font-size: 17px;
  letter-spacing: .06em;
  color: var(--lf-gold);
}

.ab-room__desc {
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(244,239,227,.8);
}

/* ---------- steps ---------- */
.ab-steps {
  list-style: none;
  margin: 0 0 10px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.ab-step {
  padding: 16px 18px 18px;
  background: var(--ab-paper);
  color: var(--ab-ink);
  border: 1px solid var(--lf-gold);
  border-radius: 2px;
  box-shadow: 5px 5px 0 rgba(217,164,65,.18);
}

.ab-step__idx {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: .12em;
  color: #8a6216;
}

.ab-step p {
  margin: 0;
  max-width: none;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(10,20,26,.78);
}

/* ---------- paper section ---------- */
.ab-section--paper {
  position: relative;
  margin: 8px 0;
  padding: 30px 20px 32px;
  background: var(--ab-paper);
  color: var(--ab-ink);
  border: 1px solid var(--lf-gold);
  border-radius: 2px;
  box-shadow: 7px 7px 0 rgba(217,164,65,.16);
}

.ab-section--paper h2 {
  color: var(--ab-ink);
}

.ab-section--paper .ab-sec-idx {
  color: #8a6216;
  border-color: rgba(138,98,22,.4);
  background: rgba(217,164,65,.16);
}

.ab-section--paper .ab-sec-head {
  border-bottom: 1px solid rgba(138,98,22,.25);
  padding-bottom: 14px;
}

.ab-section--paper p {
  color: rgba(10,20,26,.82);
}

.ab-section--paper a {
  color: #8a6216;
  border-bottom-color: rgba(138,98,22,.45);
}

.ab-section--paper a:hover,
.ab-section--paper a:focus-visible {
  color: var(--ab-ink);
  border-bottom-color: var(--ab-ink);
}

/* ---------- stats ---------- */
.ab-stats {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(136px, 1fr));
  gap: 10px;
}

.ab-stat {
  position: relative;
  padding: 16px 14px 14px;
  border: 1px solid rgba(138,98,22,.35);
  background: rgba(244,239,227,.6);
  transition: border-color .18s var(--lf-ease), background .18s var(--lf-ease), transform .18s var(--lf-ease);
}

.ab-stat::after {
  content: "";
  position: absolute;
  top: 8px;
  right: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lf-jade);
}

.ab-stat:hover,
.ab-stat:focus-within {
  border-color: var(--lf-gold);
  background: rgba(217,164,65,.16);
  transform: translateY(-2px);
}

.ab-stat__num {
  display: block;
  font-size: 30px;
  line-height: 1.1;
  color: #7a5612;
}

.ab-stat__label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: rgba(10,20,26,.72);
}

.ab-stat__role {
  display: block;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed rgba(138,98,22,.3);
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(10,20,26,.52);
  transition: color .18s var(--lf-ease);
}

.ab-stat:hover .ab-stat__role,
.ab-stat:focus-within .ab-stat__role {
  color: #7a5612;
}

/* ---------- timeline ---------- */
.ab-timeline {
  position: relative;
  margin: 0;
  padding: 4px 0 0 22px;
  border-left: 1px solid var(--ab-rule);
}

.ab-tl {
  position: relative;
  margin-bottom: 10px;
  border: 1px solid var(--ab-rule-soft);
  background: rgba(11,42,61,.55);
}

.ab-tl::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 18px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lf-abyss);
  border: 2px solid var(--lf-gold);
}

.ab-tl summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  min-height: 44px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  transition: background .18s var(--lf-ease);
}

.ab-tl summary::-webkit-details-marker {
  display: none;
}

.ab-tl summary:hover,
.ab-tl summary:focus-visible {
  background: rgba(217,164,65,.09);
}

.ab-tl__year {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--lf-gold-lit);
}

.ab-tl__title {
  font-family: var(--ab-serif);
  font-size: 16.5px;
  letter-spacing: .04em;
  color: rgba(244,239,227,.94);
}

.ab-tl[open] summary {
  border-bottom: 1px solid var(--ab-rule-soft);
}

.ab-tl p {
  margin: 0;
  padding: 14px 16px 16px;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(244,239,227,.78);
}

/* ---------- contact ---------- */
.ab-contact {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.ab-contact__item {
  display: grid;
  gap: 5px;
  padding: 14px 16px;
  border: 1px solid var(--ab-rule-soft);
  border-top: 2px solid var(--lf-gold);
  background: rgba(11,42,61,.55);
}

.ab-contact__key {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--lf-seaglass);
}

.ab-contact__item a,
.ab-contact__value {
  font-size: 16px;
  line-height: 1.5;
  color: rgba(244,239,227,.94);
  word-break: break-word;
}

.ab-contact__hint {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--lf-muted);
}

/* ---------- responsive ---------- */
@media (min-width: 640px) {
  .ab-hero {
    padding: 48px 0 56px;
  }

  .ab-rhythm {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .ab-room {
    grid-template-columns: 8.5em minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }

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

@media (min-width: 900px) {
  .ab-hero__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: 40px;
  }

  .ab-hero__mark {
    order: 0;
    max-width: 300px;
    margin: 0 0 0 auto;
  }

  .ab-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .ab-section--paper {
    padding: 36px 32px 38px;
  }
}

@media (min-width: 1024px) {
  .ab-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 48px;
    padding-top: 52px;
    padding-bottom: 76px;
  }

  .ab-toc {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .ab-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .ab-section {
    padding: 48px 0 52px;
  }

  .ab-section:first-child {
    padding-top: 0;
  }

  .ab-body {
    max-width: 760px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    transform: none !important;
  }
}
<<<END>>>