.page-about {
  background-color: var(--jade-white);
  background-image:
    linear-gradient(to right, rgba(217, 207, 190, 0.35) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(217, 207, 190, 0.35) 1px, transparent 1px);
  background-size: 120px 120px;
  color: var(--ink);
  font-family: var(--sans);
}

.page-about .about-hero {
  padding: calc(var(--header-h) + 28px) 0 56px;
}

.page-about .about-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-about .about-hero-copy {
  min-width: 0;
}

.page-about .about-title-frame {
  position: relative;
  border: 1px solid var(--ink);
  padding: 18px 18px 20px;
  margin: 16px 0 24px;
  background: var(--paper);
}

.page-about .about-title-frame::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid var(--gold);
  pointer-events: none;
}

.page-about .about-title {
  position: relative;
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 54px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-about .about-lead {
  max-width: 44em;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 0;
}

.page-about .about-hero-ledger {
  margin: 28px 0 0;
}

.page-about .about-hero-figure {
  margin: 0;
  border: 1px solid var(--ink);
  background: var(--paper);
  min-width: 0;
}

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

.page-about .about-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding-bottom: 72px;
}

.page-about .about-axis {
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
  padding: 14px 0;
  margin-bottom: 36px;
}

.page-about .about-axis-label {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
}

.page-about .axis-list {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-x: auto;
}

.page-about .axis-item {
  position: relative;
  flex: 0 0 auto;
  padding-left: 16px;
}

.page-about .axis-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  margin-top: -4px;
  border: 1px solid var(--gold);
  background: var(--jade-white);
  transform: rotate(45deg);
}

.page-about .axis-link {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--brown);
  text-decoration: none;
  white-space: nowrap;
}

.page-about .axis-link:hover,
.page-about .axis-link:focus-visible {
  color: var(--red);
}

.page-about .about-content {
  min-width: 0;
}

.page-about .about-section + .about-section {
  margin-top: 64px;
}

.page-about .about-section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-about .about-num {
  font-family: var(--mono);
  font-size: clamp(30px, 6vw, 52px);
  line-height: 0.86;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-about .about-h2 {
  margin: 6px 0 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 34px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-about .about-rule {
  height: 1px;
  margin: 20px 0 26px;
  background: linear-gradient(90deg, var(--gold), rgba(201, 162, 39, 0.12));
  transform-origin: left center;
}

.page-about .about-prose p {
  max-width: 42em;
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

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

.page-about .about-timeline {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--gold);
}

.page-about .timeline-row {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 2px;
  border-bottom: 1px solid var(--grid);
}

.page-about .timeline-time {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-about .timeline-text {
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-about .about-stage {
  border: 1px solid var(--ink);
  background: var(--paper);
}

.page-about .about-stage + .about-stage {
  margin-top: 12px;
}

.page-about .stage-heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-about .about-stage-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: 100%;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  color: inherit;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
}

.page-about .about-stage-head:hover {
  background: rgba(201, 162, 39, 0.08);
}

.page-about .stage-num {
  flex: 0 0 auto;
  padding-top: 5px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

.page-about .stage-text {
  display: block;
  min-width: 0;
}

.page-about .stage-title {
  display: block;
  font-family: var(--serif);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.45;
  color: var(--ink);
}

.page-about .stage-meta {
  display: block;
  margin-top: 5px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-about .stage-icon {
  position: relative;
  flex: 0 0 auto;
  margin-left: auto;
  width: 22px;
  height: 22px;
  border: 1px solid var(--gold);
}

.page-about .stage-icon::before,
.page-about .stage-icon::after {
  content: "";
  position: absolute;
  background: var(--gold-deep);
}

.page-about .stage-icon::before {
  left: 5px;
  right: 5px;
  top: 50%;
  height: 1px;
  margin-top: -0.5px;
}

.page-about .stage-icon::after {
  top: 5px;
  bottom: 5px;
  left: 50%;
  width: 1px;
  margin-left: -0.5px;
  transition: transform 200ms ease-out;
}

.page-about .about-stage-head[aria-expanded="true"] .stage-icon::after {
  transform: scaleY(0);
}

.page-about .about-stage-body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--grid);
}

.page-about .about-stage-body p {
  max-width: 42em;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--ink);
}

.page-about .about-figure {
  margin: 26px 0 0;
  border: 1px solid var(--ink);
  background: var(--paper);
}

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

.page-about .about-pairs {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--gold);
}

.page-about .pair-row {
  display: grid;
  grid-template-columns: minmax(88px, 34%) minmax(0, 1fr);
  gap: 12px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--grid);
}

.page-about .pair-key {
  font-size: 14px;
  line-height: 1.6;
  font-weight: 500;
  color: var(--gold-deep);
}

.page-about .pair-val {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-about .about-note {
  max-width: 42em;
  margin: 20px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.75;
  color: var(--brown);
}

.page-about .about-support {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

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

.page-about .about-support .about-pairs {
  margin-top: 20px;
}

.page-about .about-stats {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--gold);
}

.page-about .stat-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 10px;
  border-bottom: 1px solid var(--grid);
  transition: background-color 180ms ease-out;
}

.page-about .stat-row:hover {
  background-color: var(--gold-light);
}

.page-about .stat-label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--brown);
}

.page-about .stat-value {
  font-family: var(--mono);
  font-size: clamp(20px, 4vw, 28px);
  letter-spacing: -0.01em;
  color: var(--red);
  white-space: nowrap;
}

.page-about .stat-unit {
  margin-left: 4px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gold-deep);
}

.page-about .about-next {
  margin-top: 72px;
  padding-top: 30px;
  border-top: 1px solid var(--gold);
}

.page-about .about-next-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-about .about-next-list li {
  border-bottom: 1px solid var(--grid);
}

.page-about .about-next-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 6px;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  transition: background-color 180ms ease-out;
}

.page-about .about-next-list a:hover,
.page-about .about-next-list a:focus-visible {
  background-color: rgba(201, 162, 39, 0.1);
}

.page-about .about-next-list a::after {
  content: "→";
  flex: 0 0 auto;
  font-family: var(--mono);
  color: var(--gold-deep);
  transition: transform 180ms ease-out;
}

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

@media (min-width: 640px) {
  .page-about .timeline-row {
    grid-template-columns: 110px minmax(0, 1fr);
  }

  .page-about .pair-row {
    grid-template-columns: 170px minmax(0, 1fr);
  }

  .page-about .about-stage-body {
    padding-left: 82px;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-top: calc(var(--header-h) + 44px);
  }

  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-about .about-support {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-about .about-body {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-about .about-axis {
    position: sticky;
    top: calc(var(--header-h) + 40px);
    margin-bottom: 0;
    padding: 0 0 0 20px;
    border-top: 0;
    border-bottom: 0;
    border-left: 1px solid var(--grid);
  }

  .page-about .axis-list {
    display: block;
    overflow: visible;
    position: relative;
  }

  .page-about .axis-list::before {
    content: "";
    position: absolute;
    left: 3.5px;
    top: 12px;
    bottom: 12px;
    width: 1px;
    background: var(--gold);
  }

  .page-about .axis-item {
    padding-left: 20px;
    margin-bottom: 22px;
  }

  .page-about .axis-item:last-child {
    margin-bottom: 0;
  }

  .page-about .axis-item::before {
    top: 6px;
    left: 0;
    margin-top: 0;
  }

  .page-about .about-section + .about-section {
    margin-top: 80px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .stat-row,
  .page-about .about-next-list a,
  .page-about .about-next-list a::after,
  .page-about .stage-icon::after {
    transition: none;
  }
}

.page-about {
  background-color: var(--jade-white);
  background-image:
    linear-gradient(to right, rgba(217, 207, 190, 0.35) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(217, 207, 190, 0.35) 1px, transparent 1px);
  background-size: 120px 120px;
  color: var(--ink);
  font-family: var(--sans);
}

.page-about .about-hero {
  padding: calc(var(--header-h) + 28px) 0 56px;
}

.page-about .about-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-about .about-hero-copy {
  min-width: 0;
}

.page-about .about-title-frame {
  position: relative;
  border: 1px solid var(--ink);
  padding: 18px 18px 20px;
  margin: 16px 0 24px;
  background: var(--paper);
}

.page-about .about-title-frame::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid var(--gold);
  pointer-events: none;
}

.page-about .about-title {
  position: relative;
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 54px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-about .about-lead {
  max-width: 44em;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 0;
}

.page-about .about-hero-ledger {
  margin: 28px 0 0;
}

.page-about .about-hero-figure {
  margin: 0;
  border: 1px solid var(--ink);
  background: var(--paper);
  min-width: 0;
}

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

.page-about .about-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding-bottom: 72px;
}

.page-about .about-axis {
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
  padding: 14px 0;
  margin-bottom: 36px;
}

.page-about .about-axis-label {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
}

.page-about .axis-list {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-x: auto;
}

.page-about .axis-item {
  position: relative;
  flex: 0 0 auto;
  padding-left: 16px;
}

.page-about .axis-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  margin-top: -4px;
  border: 1px solid var(--gold);
  background: var(--jade-white);
  transform: rotate(45deg);
}

.page-about .axis-link {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--brown);
  text-decoration: none;
  white-space: nowrap;
}

.page-about .axis-link:hover,
.page-about .axis-link:focus-visible {
  color: var(--red);
}

.page-about .about-content {
  min-width: 0;
}

.page-about .about-section + .about-section {
  margin-top: 64px;
}

.page-about .about-section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-about .about-num {
  font-family: var(--mono);
  font-size: clamp(30px, 6vw, 52px);
  line-height: 0.86;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-about .about-h2 {
  margin: 6px 0 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 34px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-about .about-rule {
  height: 1px;
  margin: 20px 0 26px;
  background: linear-gradient(90deg, var(--gold), rgba(201, 162, 39, 0.12));
  transform-origin: left center;
}

.page-about .about-prose p {
  max-width: 42em;
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

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

.page-about .about-timeline {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--gold);
}

.page-about .timeline-row {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 2px;
  border-bottom: 1px solid var(--grid);
}

.page-about .timeline-time {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-about .timeline-text {
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-about .about-stage {
  border: 1px solid var(--ink);
  background: var(--paper);
}

.page-about .about-stage + .about-stage {
  margin-top: 12px;
}

.page-about .stage-heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-about .about-stage-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: 100%;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  color: inherit;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
}

.page-about .about-stage-head:hover {
  background: rgba(201, 162, 39, 0.08);
}

.page-about .stage-num {
  flex: 0 0 auto;
  padding-top: 5px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

.page-about .stage-text {
  display: block;
  min-width: 0;
}

.page-about .stage-title {
  display: block;
  font-family: var(--serif);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.45;
  color: var(--ink);
}

.page-about .stage-meta {
  display: block;
  margin-top: 5px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-about .stage-icon {
  position: relative;
  flex: 0 0 auto;
  margin-left: auto;
  width: 22px;
  height: 22px;
  border: 1px solid var(--gold);
}

.page-about .stage-icon::before,
.page-about .stage-icon::after {
  content: "";
  position: absolute;
  background: var(--gold-deep);
}

.page-about .stage-icon::before {
  left: 5px;
  right: 5px;
  top: 50%;
  height: 1px;
  margin-top: -0.5px;
}

.page-about .stage-icon::after {
  top: 5px;
  bottom: 5px;
  left: 50%;
  width: 1px;
  margin-left: -0.5px;
  transition: transform 200ms ease-out;
}

.page-about .about-stage-head[aria-expanded="true"] .stage-icon::after {
  transform: scaleY(0);
}

.page-about .about-stage-body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--grid);
}

.page-about .about-stage-body p {
  max-width: 42em;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--ink);
}

.page-about .about-figure {
  margin: 26px 0 0;
  border: 1px solid var(--ink);
  background: var(--paper);
}

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

.page-about .about-pairs {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--gold);
}

.page-about .pair-row {
  display: grid;
  grid-template-columns: minmax(88px, 34%) minmax(0, 1fr);
  gap: 12px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--grid);
}

.page-about .pair-key {
  font-size: 14px;
  line-height: 1.6;
  font-weight: 500;
  color: var(--gold-deep);
}

.page-about .pair-val {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-about .about-note {
  max-width: 42em;
  margin: 20px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.75;
  color: var(--brown);
}

.page-about .about-support {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

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

.page-about .about-support .about-pairs {
  margin-top: 20px;
}

.page-about .about-stats {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--gold);
}

.page-about .stat-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 10px;
  border-bottom: 1px solid var(--grid);
  transition: background-color 180ms ease-out;
}

.page-about .stat-row:hover {
  background-color: var(--gold-light);
}

.page-about .stat-label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--brown);
}

.page-about .stat-value {
  font-family: var(--mono);
  font-size: clamp(20px, 4vw, 28px);
  letter-spacing: -0.01em;
  color: var(--red);
  white-space: nowrap;
}

.page-about .stat-unit {
  margin-left: 4px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gold-deep);
}

.page-about .about-next {
  margin-top: 72px;
  padding-top: 30px;
  border-top: 1px solid var(--gold);
}

.page-about .about-next-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-about .about-next-list li {
  border-bottom: 1px solid var(--grid);
}

.page-about .about-next-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 6px;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  transition: background-color 180ms ease-out;
}

.page-about .about-next-list a:hover,
.page-about .about-next-list a:focus-visible {
  background-color: rgba(201, 162, 39, 0.1);
}

.page-about .about-next-list a::after {
  content: "→";
  flex: 0 0 auto;
  font-family: var(--mono);
  color: var(--gold-deep);
  transition: transform 180ms ease-out;
}

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

@media (min-width: 640px) {
  .page-about .timeline-row {
    grid-template-columns: 110px minmax(0, 1fr);
  }

  .page-about .pair-row {
    grid-template-columns: 170px minmax(0, 1fr);
  }

  .page-about .about-stage-body {
    padding-left: 82px;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-top: calc(var(--header-h) + 44px);
  }

  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-about .about-support {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-about .about-body {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-about .about-axis {
    position: sticky;
    top: calc(var(--header-h) + 40px);
    margin-bottom: 0;
    padding: 0 0 0 20px;
    border-top: 0;
    border-bottom: 0;
    border-left: 1px solid var(--grid);
  }

  .page-about .axis-list {
    display: block;
    overflow: visible;
    position: relative;
  }

  .page-about .axis-list::before {
    content: "";
    position: absolute;
    left: 3.5px;
    top: 12px;
    bottom: 12px;
    width: 1px;
    background: var(--gold);
  }

  .page-about .axis-item {
    padding-left: 20px;
    margin-bottom: 22px;
  }

  .page-about .axis-item:last-child {
    margin-bottom: 0;
  }

  .page-about .axis-item::before {
    top: 6px;
    left: 0;
    margin-top: 0;
  }

  .page-about .about-section + .about-section {
    margin-top: 80px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .stat-row,
  .page-about .about-next-list a,
  .page-about .about-next-list a::after,
  .page-about .stage-icon::after {
    transition: none;
  }
}

.page-about {
  background-color: var(--jade-white);
  background-image:
    linear-gradient(to right, rgba(217, 207, 190, 0.35) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(217, 207, 190, 0.35) 1px, transparent 1px);
  background-size: 120px 120px;
  color: var(--ink);
  font-family: var(--sans);
}

.page-about .about-hero {
  padding: calc(var(--header-h) + 28px) 0 56px;
}

.page-about .about-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-about .about-hero-copy {
  min-width: 0;
}

.page-about .about-title-frame {
  position: relative;
  border: 1px solid var(--ink);
  padding: 18px 18px 20px;
  margin: 16px 0 24px;
  background: var(--paper);
}

.page-about .about-title-frame::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid var(--gold);
  pointer-events: none;
}

.page-about .about-title {
  position: relative;
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 54px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-about .about-lead {
  max-width: 44em;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 0;
}

.page-about .about-hero-ledger {
  margin: 28px 0 0;
}

.page-about .about-hero-figure {
  margin: 0;
  border: 1px solid var(--ink);
  background: var(--paper);
  min-width: 0;
}

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

.page-about .about-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding-bottom: 72px;
}

.page-about .about-axis {
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
  padding: 14px 0;
  margin-bottom: 36px;
}

.page-about .about-axis-label {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
}

.page-about .axis-list {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-x: auto;
}

.page-about .axis-item {
  position: relative;
  flex: 0 0 auto;
  padding-left: 16px;
}

.page-about .axis-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  margin-top: -4px;
  border: 1px solid var(--gold);
  background: var(--jade-white);
  transform: rotate(45deg);
}

.page-about .axis-link {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--brown);
  text-decoration: none;
  white-space: nowrap;
}

.page-about .axis-link:hover,
.page-about .axis-link:focus-visible {
  color: var(--red);
}

.page-about .about-content {
  min-width: 0;
}

.page-about .about-section + .about-section {
  margin-top: 64px;
}

.page-about .about-section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-about .about-num {
  font-family: var(--mono);
  font-size: clamp(30px, 6vw, 52px);
  line-height: 0.86;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-about .about-h2 {
  margin: 6px 0 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 34px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-about .about-rule {
  height: 1px;
  margin: 20px 0 26px;
  background: linear-gradient(90deg, var(--gold), rgba(201, 162, 39, 0.12));
  transform-origin: left center;
}

.page-about .about-prose p {
  max-width: 42em;
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

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

.page-about .about-timeline {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--gold);
}

.page-about .timeline-row {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 2px;
  border-bottom: 1px solid var(--grid);
}

.page-about .timeline-time {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-about .timeline-text {
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-about .about-stage {
  border: 1px solid var(--ink);
  background: var(--paper);
}

.page-about .about-stage + .about-stage {
  margin-top: 12px;
}

.page-about .stage-heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-about .about-stage-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: 100%;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  color: inherit;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
}

.page-about .about-stage-head:hover {
  background: rgba(201, 162, 39, 0.08);
}

.page-about .stage-num {
  flex: 0 0 auto;
  padding-top: 5px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

.page-about .stage-text {
  display: block;
  min-width: 0;
}

.page-about .stage-title {
  display: block;
  font-family: var(--serif);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.45;
  color: var(--ink);
}

.page-about .stage-meta {
  display: block;
  margin-top: 5px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-about .stage-icon {
  position: relative;
  flex: 0 0 auto;
  margin-left: auto;
  width: 22px;
  height: 22px;
  border: 1px solid var(--gold);
}

.page-about .stage-icon::before,
.page-about .stage-icon::after {
  content: "";
  position: absolute;
  background: var(--gold-deep);
}

.page-about .stage-icon::before {
  left: 5px;
  right: 5px;
  top: 50%;
  height: 1px;
  margin-top: -0.5px;
}

.page-about .stage-icon::after {
  top: 5px;
  bottom: 5px;
  left: 50%;
  width: 1px;
  margin-left: -0.5px;
  transition: transform 200ms ease-out;
}

.page-about .about-stage-head[aria-expanded="true"] .stage-icon::after {
  transform: scaleY(0);
}

.page-about .about-stage-body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--grid);
}

.page-about .about-stage-body p {
  max-width: 42em;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--ink);
}

.page-about .about-figure {
  margin: 26px 0 0;
  border: 1px solid var(--ink);
  background: var(--paper);
}

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

.page-about .about-pairs {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--gold);
}

.page-about .pair-row {
  display: grid;
  grid-template-columns: minmax(88px, 34%) minmax(0, 1fr);
  gap: 12px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--grid);
}

.page-about .pair-key {
  font-size: 14px;
  line-height: 1.6;
  font-weight: 500;
  color: var(--gold-deep);
}

.page-about .pair-val {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-about .about-note {
  max-width: 42em;
  margin: 20px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.75;
  color: var(--brown);
}

.page-about .about-support {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

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

.page-about .about-support .about-pairs {
  margin-top: 20px;
}

.page-about .about-stats {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--gold);
}

.page-about .stat-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 10px;
  border-bottom: 1px solid var(--grid);
  transition: background-color 180ms ease-out;
}

.page-about .stat-row:hover {
  background-color: var(--gold-light);
}

.page-about .stat-label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--brown);
}

.page-about .stat-value {
  font-family: var(--mono);
  font-size: clamp(20px, 4vw, 28px);
  letter-spacing: -0.01em;
  color: var(--red);
  white-space: nowrap;
}

.page-about .stat-unit {
  margin-left: 4px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gold-deep);
}

.page-about .about-next {
  margin-top: 72px;
  padding-top: 30px;
  border-top: 1px solid var(--gold);
}

.page-about .about-next-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-about .about-next-list li {
  border-bottom: 1px solid var(--grid);
}

.page-about .about-next-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 6px;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  transition: background-color 180ms ease-out;
}

.page-about .about-next-list a:hover,
.page-about .about-next-list a:focus-visible {
  background-color: rgba(201, 162, 39, 0.1);
}

.page-about .about-next-list a::after {
  content: "→";
  flex: 0 0 auto;
  font-family: var(--mono);
  color: var(--gold-deep);
  transition: transform 180ms ease-out;
}

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

@media (min-width: 640px) {
  .page-about .timeline-row {
    grid-template-columns: 110px minmax(0, 1fr);
  }

  .page-about .pair-row {
    grid-template-columns: 170px minmax(0, 1fr);
  }

  .page-about .about-stage-body {
    padding: 0 18px 18px;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-top: calc(var(--header-h) + 44px);
  }

  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-about .about-support {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-about .about-body {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-about .about-axis {
    position: sticky;
    top: calc(var(--header-h) + 40px);
    margin-bottom: 0;
    padding: 0 0 0 20px;
    border-top: 0;
    border-bottom: 0;
    border-left: 1px solid var(--grid);
  }

  .page-about .axis-list {
    display: block;
    overflow: visible;
    position: relative;
  }

  .page-about .axis-list::before {
    content: "";
    position: absolute;
    left: 3.5px;
    top: 12px;
    bottom: 12px;
    width: 1px;
    background: var(--gold);
  }

  .page-about .axis-item {
    padding-left: 20px;
    margin-bottom: 22px;
  }

  .page-about .axis-item:last-child {
    margin-bottom: 0;
  }

  .page-about .axis-item::before {
    top: 6px;
    left: 0;
    margin-top: 0;
  }

  .page-about .about-section + .about-section {
    margin-top: 80px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .stat-row,
  .page-about .about-next-list a,
  .page-about .about-next-list a::after,
  .page-about .stage-icon::after {
    transition: none;
  }
}