.page-about {
  --about-gold-glow: rgba(212, 168, 55, 0.30);
}

.page-about .breadcrumbs {
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
}

.page-about .page-hero--about {
  position: relative;
  overflow: hidden;
  padding-bottom: 2.25rem;
}

.page-about .page-hero--about::before {
  content: "";
  position: absolute;
  top: -6rem;
  right: -6rem;
  width: 18rem;
  height: 18rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(27, 94, 74, 0.10), transparent 70%);
  pointer-events: none;
}

.page-about .page-hero--about::after {
  content: "";
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  width: 4.5rem;
  height: 4.5rem;
  border: 2px solid var(--about-gold-glow);
  border-radius: 50%;
  pointer-events: none;
}

.page-about .page-hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.28;
  letter-spacing: -0.03em;
}

.page-about .page-hero-index {
  color: var(--gold);
  font-weight: 700;
}

.page-about .hero-inner {
  display: grid;
  gap: 2rem;
}

.page-about .hero-copy {
  max-width: 760px;
}

.page-about .hero-lead {
  margin-top: 1.25rem;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--text-weak);
  max-width: 56ch;
}

.page-about .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-top: 1.75rem;
}

.page-about .hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.875rem;
}

.page-about .stat-block {
  background: var(--gray-light);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--gold);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.page-about .stat-block:hover,
.page-about .stat-block:focus-within {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.page-about .stat-number {
  display: block;
  font-family: var(--heading-font);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  color: var(--green-deep);
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.page-about .stat-label {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.85rem;
  color: var(--text-weak);
}

.page-about .chapter-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--gray-mid);
}

.page-about .chapter-toc a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--gray-mid);
  border-radius: 999px;
  font-family: var(--body-font);
  font-size: 0.875rem;
  color: var(--text-dark);
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.page-about .chapter-toc a span {
  font-family: var(--heading-font);
  font-weight: 700;
  color: var(--gold);
  font-size: 0.75rem;
}

.page-about .chapter-toc a em {
  font-style: normal;
}

.page-about .chapter-toc a:hover,
.page-about .chapter-toc a:focus-visible {
  border-color: var(--green-deep);
  background: var(--green-deep);
  color: var(--white);
}

.page-about .chapter-toc a:hover span,
.page-about .chapter-toc a:focus-visible span {
  color: var(--gold-light);
}

.page-about [id] {
  scroll-margin-top: 8.5rem;
}

.page-about .intro-layout {
  display: grid;
  gap: 2.5rem;
}

.page-about .intro-copy > p {
  line-height: 1.85;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.page-about .intro-lead {
  font-family: var(--heading-font);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--green-deep);
}

.page-about .intro-facts {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.625rem;
}

.page-about .intro-facts li {
  position: relative;
  padding-left: 1.75rem;
  font-size: 0.9375rem;
  line-height: 1.7;
}

.page-about .intro-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 12px;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
}

.page-about .intro-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.page-about .text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-weight: 700;
  color: var(--green-deep);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  padding-bottom: 0.15em;
  transition: border-color var(--transition), color var(--transition);
}

.page-about .text-link:hover,
.page-about .text-link:focus-visible {
  color: var(--green-bright);
  border-color: var(--green-bright);
}

.page-about .intro-figure {
  position: relative;
  margin: 0;
  background: var(--gray-light);
  border-radius: var(--radius-lg);
  padding: 0.875rem;
}

.page-about .intro-figure img {
  position: relative;
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: calc(var(--radius-lg) - 6px);
  box-shadow: var(--shadow-md);
}

.page-about .intro-figure figcaption {
  margin-top: 0.625rem;
  font-size: 0.8rem;
  color: var(--text-weak);
}

.page-about .milestone-layout {
  display: grid;
  gap: 2.25rem;
}

.page-about .timeline-wrap {
  min-width: 0;
}

.page-about .timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-about .timeline-list::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(to bottom, var(--gold-light), var(--green-bright));
  opacity: 0.45;
}

.page-about .timeline-item {
  position: relative;
  margin-bottom: 1rem;
  padding-left: 3rem;
}

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

.page-about .timeline-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--green-deep);
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.page-about .timeline-item:hover::before,
.page-about .timeline-item--current::before {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 0 4px var(--about-gold-glow);
  transform: scale(1.05);
}

.page-about .timeline-year {
  font-family: var(--heading-font);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.page-about .timeline-card {
  background: var(--white);
  border-radius: var(--radius-md);
  border-left: 3px solid transparent;
  padding: 1.1rem 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}

.page-about .timeline-item:hover .timeline-card {
  box-shadow: var(--shadow-md);
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-about .timeline-item--current .timeline-card {
  border-left-color: var(--gold);
  background: linear-gradient(135deg, var(--white) 0%, rgba(212, 168, 55, 0.07) 100%);
}

.page-about .timeline-card h3 {
  font-family: var(--heading-font);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green-deep);
  margin: 0 0 0.4rem;
}

.page-about .timeline-card p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-weak);
  margin: 0;
}

.page-about .timeline-card .data-chip {
  margin-top: 0.75rem;
  display: inline-block;
}

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

.page-about .milestone-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.page-about .milestone-figure figcaption {
  margin-top: 0.625rem;
  font-size: 0.8rem;
  color: var(--text-weak);
}

.page-about .quality-banner {
  background: linear-gradient(105deg, var(--green-deep) 0%, var(--green-bright) 130%);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  margin-bottom: 1.5rem;
}

.page-about .quality-claim {
  color: var(--white);
  font-family: var(--heading-font);
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  font-weight: 700;
  line-height: 1.65;
  margin: 0;
  max-width: 24em;
}

.page-about .quality-grid {
  display: grid;
  gap: 1rem;
}

.page-about .quality-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  border-top: 4px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.page-about .quality-card:hover,
.page-about .quality-card:focus-within {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-top-color: var(--gold);
}

.page-about .quality-card-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  background: rgba(212, 168, 55, 0.14);
  color: var(--green-deep);
  font-family: var(--heading-font);
  font-weight: 700;
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

.page-about .quality-card h3 {
  font-family: var(--heading-font);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--green-deep);
  margin: 0 0 0.5rem;
}

.page-about .quality-card p {
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--text-weak);
  margin: 0;
}

.page-about .quality-process {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.page-about .process-step {
  background: var(--gray-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border-left: 3px solid var(--gold);
}

.page-about .process-num {
  display: block;
  font-family: var(--heading-font);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.page-about .process-step h4 {
  font-family: var(--heading-font);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green-deep);
  margin: 0 0 0.35rem;
}

.page-about .process-step p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-dark);
  margin: 0;
}

.page-about .trust-note {
  margin-top: 2rem;
  padding: 1.25rem 1.5rem;
  background: rgba(212, 168, 55, 0.10);
  border: 1px solid rgba(212, 168, 55, 0.28);
  border-radius: var(--radius-md);
}

.page-about .trust-note p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--green-deep);
}

.page-about .section--culture .section-heading-title {
  color: var(--white);
}

.page-about .section--culture .section-heading-index {
  color: var(--gold-light);
}

.page-about .culture-layout {
  display: grid;
  gap: 2rem;
}

.page-about .culture-content p {
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
}

.page-about .culture-lead {
  font-family: var(--heading-font);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gold-light);
}

.page-about .culture-quote {
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  border-left: 4px solid var(--gold);
  background: rgba(255, 255, 255, 0.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-family: var(--heading-font);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gold);
}

.page-about .culture-values {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.875rem;
}

.page-about .culture-values li {
  position: relative;
  padding-left: 1.75rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
}

.page-about .culture-values li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-about .culture-values strong {
  color: var(--gold-light);
}

.page-about .culture-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-about .section--culture .btn-outline {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--white);
}

.page-about .section--culture .btn-outline:hover,
.page-about .section--culture .btn-outline:focus-visible {
  border-color: var(--gold-light);
  color: var(--gold-light);
}

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

.page-about .culture-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.page-about .culture-figure figcaption {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
}

@media (min-width: 720px) {
  .page-about .hero-inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: center;
  }

  .page-about .intro-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-about .milestone-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-about .timeline-wrap {
    grid-column: 1;
    grid-row: 1;
  }

  .page-about .milestone-figure {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 7rem;
  }

  .page-about .quality-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about .quality-process {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about .culture-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-about .timeline-list::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .page-about .timeline-item {
    width: 50%;
    padding-left: 0;
  }

  .page-about .timeline-item:nth-child(odd) {
    margin-left: 0;
    margin-right: 0;
    text-align: right;
    padding-right: 2.75rem;
  }

  .page-about .timeline-item:nth-child(even) {
    margin-left: 50%;
    padding-left: 2.75rem;
  }

  .page-about .timeline-item::before {
    left: auto;
    right: -8px;
  }

  .page-about .timeline-item:nth-child(even)::before {
    left: -8px;
    right: auto;
  }

  .page-about .timeline-item--current .timeline-card {
    border-left-color: transparent;
    border-right: 3px solid var(--gold);
  }
}