.page-about {
  --about-gold: var(--gold-archive);
  --about-gold-soft: rgba(201, 162, 39, 0.26);
  --about-gold-line: rgba(201, 162, 39, 0.13);
  --about-wrapsm: 1100px;
  display: block;
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: hidden;
  font-family: var(--font-body);
}

/* ============ HERO ============ */
.page-about .about-hero {
  position: relative;
  padding: clamp(22px, 4vw, 38px) 0 clamp(44px, 7vw, 86px);
  background:
    radial-gradient(90% 70% at 88% 2%, rgba(201, 162, 39, 0.16), transparent 62%),
    linear-gradient(180deg, var(--ink-700), var(--ink-900) 82%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, rgba(242, 237, 227, 0.045) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(90deg, rgba(242, 237, 227, 0.045) 0 1px, transparent 1px 46px);
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), transparent 92%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), transparent 92%);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: 34%;
  right: -16%;
  top: 62%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--about-gold-soft) 38%, transparent);
  transform: rotate(-7deg);
  transform-origin: left center;
  pointer-events: none;
}

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

.page-about .breadcrumbs {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--neutral-400);
  display: flex;
  gap: 8px;
  align-items: center;
}

.page-about .breadcrumbs a {
  color: var(--neutral-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

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

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

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 40px);
  margin-top: clamp(28px, 5vw, 58px);
}

@media (min-width: 960px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(30px, 4vw, 66px);
    align-items: end;
  }
}

.page-about .about-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.3rem, 5.4vw, 4.1rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-about .about-hero .lede {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: clamp(1rem, 1.4vw, 1.14rem);
  line-height: 1.78;
  color: rgba(242, 237, 227, 0.82);
}

.page-about .about-hero__brandline {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--neutral-400);
  padding-left: 14px;
  border-left: 2px solid var(--about-gold-soft);
}

/* hero facts panel */
.page-about .about-hero__panel {
  position: relative;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--about-gold-line);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, var(--glass-layer), rgba(255, 255, 255, 0.02));
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.page-about .about-hero__panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 42px;
  height: 42px;
  border-top: 2px solid var(--about-gold);
  border-left: 2px solid var(--about-gold);
  border-top-left-radius: var(--r-md);
  pointer-events: none;
}

.page-about .about-hero__paneltitle {
  color: var(--about-gold);
}

.page-about .hero-facts {
  margin: 14px 0 0;
  display: grid;
  gap: 1px;
  background: var(--about-gold-line);
  border: 1px solid var(--about-gold-line);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.page-about .hero-facts__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 13px;
  background: rgba(8, 19, 15, 0.72);
}

.page-about .hero-facts dt {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--neutral-400);
}

.page-about .hero-facts dd {
  font-family: var(--font-data);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--about-gold);
  letter-spacing: 0.02em;
}

.page-about .about-hero__panelnote {
  margin: 14px 0 0;
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--neutral-400);
}

/* ============ INDEX RAIL ============ */
.page-about .indexrail {
  position: sticky;
  top: 0;
  z-index: 12;
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding: 10px var(--pad);
  background: rgba(8, 19, 15, 0.9);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  scrollbar-width: none;
}

.page-about .indexrail::-webkit-scrollbar {
  display: none;
}

.page-about .indexrail__link {
  flex: 0 0 auto;
  white-space: nowrap;
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.09em;
  color: var(--neutral-400);
  text-decoration: none;
  padding: 8px 12px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-about .indexrail__link:hover,
.page-about .indexrail__link:focus-visible {
  color: var(--paper);
  border-color: var(--about-gold-line);
}

.page-about .indexrail__link.is-active {
  color: var(--about-gold);
  border-color: var(--about-gold-soft);
  background: rgba(201, 162, 39, 0.08);
}

/* ============ SECTION BASICS ============ */
.page-about .section {
  padding: clamp(52px, 8vw, 104px) 0;
  position: relative;
}

.page-about .section--ink {
  background:
    radial-gradient(80% 60% at 12% 0%, rgba(201, 162, 39, 0.08), transparent 60%),
    var(--ink-700);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .section--paper {
  background:
    repeating-linear-gradient(0deg, rgba(8, 19, 15, 0.035) 0 1px, transparent 1px 40px),
    var(--paper);
  color: var(--ink-900);
}

.page-about .section--paper .lede--ink {
  color: rgba(8, 19, 15, 0.76);
}

.page-about .section--paper .index-label {
  color: rgba(8, 19, 15, 0.56);
}

.page-about .about-sect {
  max-width: 60ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-about .about-sect .index-label {
  color: var(--about-gold);
  margin: 0 0 10px;
}

.page-about .about-sect .sect-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 3vw, 2.35rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  padding-left: 16px;
  border-left: 4px solid var(--about-gold);
}

.page-about .about-sect .lede {
  margin: 18px 0 0;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(242, 237, 227, 0.78);
}

.page-about .about-sub {
  margin: 26px 0 12px;
  font-family: var(--font-data);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--about-gold);
}

.page-about .origin-copy p,
.page-about .family-copy p,
.page-about .data-copy p,
.page-about .tablet-note p,
.page-about .next-chapter__text {
  font-size: 1rem;
  line-height: 1.82;
  color: rgba(242, 237, 227, 0.83);
  margin: 0 0 16px;
  max-width: 66ch;
}

.page-about .section--paper .data-copy p,
.page-about .section--paper .next-chapter__text {
  color: rgba(8, 19, 15, 0.82);
}

/* ============ ORIGIN ============ */
.page-about .origin-grid {
  align-items: start;
  gap: clamp(24px, 4vw, 48px);
}

.page-about .media-frame {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--about-gold-line);
  border-radius: var(--r-md);
  background: var(--ink-700);
}

.page-about .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.02);
}

.page-about .media-caption {
  padding: 11px 14px;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--neutral-400);
  border-top: 1px solid var(--about-gold-line);
  background: rgba(8, 19, 15, 0.55);
}

.page-about .archive-plate {
  position: relative;
}

.page-about .archive-plate::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(201, 162, 39, 0.22);
  border-radius: var(--r-sm);
  pointer-events: none;
}

.page-about .origin-closing {
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 18px 20px;
  border-left: 3px solid var(--about-gold);
  background: rgba(201, 162, 39, 0.06);
  font-size: 0.98rem;
  line-height: 1.78;
  color: rgba(242, 237, 227, 0.88);
  max-width: 70ch;
}

/* ============ TIMELINE ============ */
.page-about .tl {
  position: relative;
  padding-left: 26px;
  margin-top: 8px;
}

.page-about .tl::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: linear-gradient(180deg, var(--about-gold-soft), var(--about-gold-line), rgba(201, 162, 39, 0.05));
}

.page-about .tlnode {
  position: relative;
  margin-bottom: 8px;
  border-bottom: 1px solid rgba(8, 19, 15, 0.12);
}

.page-about .tlnode::before {
  content: "";
  position: absolute;
  left: -21px;
  top: 22px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 1px solid var(--about-gold);
  background: var(--paper);
  z-index: 1;
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), transform 0.35s var(--ease);
}

.page-about .tlnode.is-in::before {
  background: var(--about-gold);
  box-shadow: 0 0 0 5px rgba(201, 162, 39, 0.18);
}

.page-about .tlnode[open]::before {
  transform: scale(1.18);
}

.page-about .tlnode__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding: 16px 32px 16px 0;
  cursor: pointer;
  list-style: none;
  position: relative;
}

.page-about .tlnode__head::-webkit-details-marker {
  display: none;
}

.page-about .tlnode__head::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-data);
  font-size: 1rem;
  color: var(--about-gold);
  transition: transform 0.3s var(--ease);
}

.page-about .tlnode[open] .tlnode__head::after {
  transform: translateY(-50%) rotate(45deg);
}

.page-about .tlnode__year {
  font-family: var(--font-data);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(8, 19, 15, 0.55);
}

.page-about .tlnode__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.02rem, 1.8vw, 1.22rem);
  color: var(--ink-900);
  letter-spacing: -0.005em;
}

.page-about .tlnode__body {
  padding: 0 34px 20px 0;
}

.page-about .tlnode__body p {
  margin: 0;
  max-width: 68ch;
  font-size: 0.96rem;
  line-height: 1.8;
  color: rgba(8, 19, 15, 0.76);
}

.page-about .tl-note {
  position: relative;
  margin: 18px 0 24px;
  padding: 16px 18px;
  border: 1px dashed rgba(201, 162, 39, 0.45);
  border-radius: var(--r-sm);
  background: rgba(201, 162, 39, 0.07);
}

.page-about .tl-note .index-label {
  margin: 0 0 6px;
  color: rgba(8, 19, 15, 0.62);
}

.page-about .tl-note p:last-child {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: rgba(8, 19, 15, 0.8);
  max-width: 68ch;
}

/* ============ FAMILY ============ */
.page-about .family-grid {
  gap: clamp(24px, 4vw, 52px);
  align-items: start;
}

.page-about .family-aside {
  padding: clamp(20px, 3vw, 26px);
  border-top: 3px solid var(--about-gold);
  background: linear-gradient(170deg, rgba(201, 162, 39, 0.12), rgba(255, 255, 255, 0.02));
  border-radius: 0 0 var(--r-md) var(--r-md);
}

.page-about .family-aside__quote {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--about-gold);
}

.page-about .family-aside__note {
  margin: 14px 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--neutral-400);
}

.page-about .quoteband {
  margin-top: clamp(30px, 5vw, 56px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .quoteband__track {
  display: flex;
  gap: 18px;
  margin: 0;
  padding: 24px var(--pad);
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--about-gold-soft) transparent;
}

.page-about .quoteband__item {
  flex: 0 0 84%;
  min-width: 0;
  scroll-snap-align: start;
  padding: 6px 20px 6px 18px;
  border-left: 2px solid var(--about-gold);
}

@media (min-width: 760px) {
  .page-about .quoteband__item {
    flex: 0 0 32%;
  }
}

.page-about .quoteband__text {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.06rem, 1.9vw, 1.36rem);
  line-height: 1.6;
  letter-spacing: -0.012em;
  color: rgba(242, 237, 227, 0.92);
}

.page-about .quoteband__who {
  margin: 12px 0 0;
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--neutral-400);
}

/* ============ DATA ============ */
.page-about .data-grid {
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-about .data-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: dl;
}

.page-about .data-list li {
  position: relative;
  margin: 0 0 14px;
  padding: 12px 0 12px 44px;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
  line-height: 1.76;
  color: rgba(242, 237, 227, 0.8);
}

.page-about .data-list li::before {
  counter-increment: dl;
  content: "0" counter(dl);
  position: absolute;
  left: 0;
  top: 14px;
  font-family: var(--font-data);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--about-gold);
  letter-spacing: 0.04em;
}

.page-about .data-list__k {
  display: inline-block;
  margin-right: 8px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .data-caveat {
  margin: 22px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--about-gold);
  background: rgba(201, 162, 39, 0.07);
  font-size: 0.88rem;
  line-height: 1.76;
  color: rgba(242, 237, 227, 0.85);
}

.page-about .data-plate {
  border-color: var(--about-gold-line);
}

.page-about .team-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(36px, 5vw, 60px);
  background: var(--about-gold-line);
  border: 1px solid var(--about-gold-line);
  border-radius: var(--r-md);
  overflow: hidden;
}

@media (min-width: 860px) {
  .page-about .team-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-about .team-strip__cell {
  padding: clamp(16px, 2.6vw, 24px);
  background: rgba(8, 19, 15, 0.85);
}

.page-about .team-strip__cell .index-label {
  color: rgba(242, 237, 227, 0.5);
}

.page-about .team-strip__num {
  margin: 8px 0 0;
  font-family: var(--font-data);
  font-size: clamp(1.7rem, 3.6vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--about-gold);
}

.page-about .team-strip__desc {
  margin: 8px 0 0;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--neutral-400);
}

/* ============ TABLET STEPS ============ */
.page-about .steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 780px) {
  .page-about .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }
}

.page-about .step {
  position: relative;
  padding: clamp(18px, 3vw, 26px) clamp(18px, 3vw, 26px) clamp(18px, 3vw, 26px) clamp(18px, 3vw, 26px);
  border: 1px solid var(--about-gold-line);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.01));
}

@media (min-width: 780px) {
  .page-about .step {
    border-radius: 0;
    border-right-width: 0;
  }
  .page-about .step:first-child {
    border-radius: var(--r-md) 0 0 var(--r-md);
  }
  .page-about .step:last-child {
    border-radius: 0 var(--r-md) var(--r-md) 0;
    border-right-width: 1px;
  }
}

.page-about .step__num {
  margin: 0;
  font-family: var(--font-data);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px var(--about-gold);
}

.page-about .step__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--paper);
}

.page-about .step__desc {
  margin: 10px 0 0;
  font-size: 0.9rem;
  line-height: 1.76;
  color: var(--neutral-400);
}

.page-about .tablet-note {
  margin-top: clamp(30px, 4vw, 46px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line);
}

.page-about .tablet-note a,
.page-about .next-chapter__text a {
  color: var(--about-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 0.25s var(--ease);
}

.page-about .tablet-note a:hover,
.page-about .tablet-note a:focus-visible,
.page-about .next-chapter__text a:hover,
.page-about .next-chapter__text a:focus-visible {
  color: var(--cyan-deep);
}

.page-about .section--paper .next-chapter__text a {
  color: #8a6f14;
}

.page-about .section--paper .next-chapter__text a:hover,
.page-about .section--paper .next-chapter__text a:focus-visible {
  color: var(--cyan-deep);
}

/* ============ RULES ============ */
.page-about .rules-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

@media (min-width: 940px) {
  .page-about .rules-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
}

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

.page-about .rules-list li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(8, 19, 15, 0.14);
  font-size: 0.95rem;
  line-height: 1.78;
  color: rgba(8, 19, 15, 0.78);
}

.page-about .rules-list__k {
  display: inline-block;
  min-width: 5.4em;
  margin-right: 10px;
  font-family: var(--font-data);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #8a6f14;
}

.page-about .rules-plate {
  border-color: rgba(8, 19, 15, 0.2);
}

.page-about .section--paper .media-caption {
  color: rgba(8, 19, 15, 0.6);
  background: rgba(8, 19, 15, 0.05);
  border-top-color: rgba(8, 19, 15, 0.14);
}

.page-about .next-chapter {
  margin-top: clamp(38px, 5vw, 62px);
  padding: clamp(22px, 3.4vw, 34px);
  border: 1px solid rgba(8, 19, 15, 0.18);
  border-left: 4px solid var(--about-gold);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.42);
}

.page-about .next-chapter .index-label {
  color: rgba(8, 19, 15, 0.55);
  margin: 0 0 10px;
}

.page-about .next-chapter__text {
  max-width: 68ch;
}

.page-about .next-chapter__caveat {
  margin: 6px 0 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: rgba(8, 19, 15, 0.6);
}

/* ============ REVEAL ============ */
.page-about .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.62s var(--ease), transform 0.62s var(--ease);
}

.page-about .reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-about .reveal,
  .page-about .reveal.is-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-about .tlnode::before,
  .page-about .tlnode__head::after {
    transition: none;
  }
}

/* ============ SMALL SCREENS ============ */
@media (max-width: 560px) {
  .page-about .about-hero__panel {
    padding: 18px;
  }
  .page-about .hero-facts__row {
    padding: 10px 12px;
    flex-wrap: wrap;
  }
  .page-about .rules-list__k {
    display: block;
    min-width: 0;
    margin: 0 0 4px;
  }
  .page-about .data-list li {
    padding-left: 34px;
  }
  .page-about .tl {
    padding-left: 22px;
  }
  .page-about .tlnode::before {
    left: -17px;
  }
  .page-about .quoteband__item {
    flex: 0 0 88%;
  }
}
<<<END>>>