.page-about {
  --about-line: 1px solid rgba(26, 26, 26, 0.14);
  --about-grad: radial-gradient(1200px 420px at 85% -10%, rgba(224, 88, 36, 0.16), transparent 62%), radial-gradient(900px 520px at 8% 112%, rgba(44, 104, 91, 0.14), transparent 55%);
  background-color: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--font-sans);
  line-height: 1.75;
}

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

.page-about .about-wrap {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 28px 20px 72px;
}

.page-about .breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  font-size: 13px;
  color: var(--c-muted);
}

.page-about .breadcrumbs-sep {
  color: var(--c-faint);
}

.page-about .about-hero {
  display: grid;
  gap: 28px;
  padding: 36px 24px;
  margin-bottom: 64px;
  border: var(--about-line);
  border-radius: var(--radius);
  background: var(--about-grad), var(--c-bg);
}

.page-about .hero-index {
  display: inline-block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-clay);
}

.page-about .hero-copy h1 {
  margin: 0 0 16px;
  font-size: clamp(28px, 6vw, 46px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.page-about .hero-lead {
  max-width: 42em;
  margin: 0 0 20px;
  font-size: 15px;
  color: var(--c-muted);
}

.page-about .hero-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 16px;
  border-top: var(--about-line);
}

.page-about .hero-jump a {
  display: inline-block;
  padding: 6px 13px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--c-card);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-ink);
  text-decoration: none;
  transition: background var(--ease), border-color var(--ease), color var(--ease);
}

.page-about .hero-jump a:hover,
.page-about .hero-jump a:focus-visible {
  border-color: var(--c-clay);
  background: var(--c-warm);
  color: var(--c-clay);
}

.page-about .hero-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding-top: 20px;
  border-top: var(--about-line);
}

.page-about .meta-since {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-about .meta-num {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-blue);
}

.page-about .meta-label {
  font-size: 13px;
  color: var(--c-muted);
}

.page-about .section {
  margin-bottom: 72px;
}

.page-about .section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: var(--about-line);
}

.page-about .section-index {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--c-muted);
}

.page-about .section-head h2 {
  margin: 0;
  font-size: 24px;
  font-weight: 800;
  line-height: 1.3;
}

.page-about .identity-grid {
  display: grid;
  gap: 32px;
}

.page-about .identity-copy p {
  margin: 0 0 16px;
  font-size: 15px;
  color: var(--c-ink);
}

.page-about .identity-copy .btn {
  margin-top: 8px;
}

.page-about .identity-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.page-about .fact-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 16px;
  border-radius: var(--radius);
  background: var(--c-card);
  box-shadow: var(--shadow);
}

.page-about .fact-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--c-ink);
}

.page-about .fact-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-muted);
}

.page-about .about-timeline-hero {
  margin-bottom: 32px;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 2 / 1;
}

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

.page-about .timeline-frame {
  position: relative;
  padding: 8px 0;
}

.page-about .waterlines {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 56px;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.4;
}

.page-about .waterlines path {
  fill: none;
  stroke: var(--c-faint);
  stroke-width: 1.6;
}

.page-about .waterlines path:last-child {
  opacity: 0.55;
  stroke-width: 1.1;
}

.page-about .timeline-list {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .timeline-list::before {
  content: "";
  position: absolute;
  left: 64px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--c-faint);
  opacity: 0.55;
}

.page-about .timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 56px 16px 1fr;
  margin-bottom: 24px;
}

.page-about .timeline-item::before {
  content: "";
  position: absolute;
  left: 59px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-clay);
  transition: transform var(--ease), background var(--ease), box-shadow var(--ease);
}

.page-about .timeline-item:hover::before,
.page-about .timeline-item:focus-within::before {
  background: var(--c-red);
  transform: scale(1.35);
  box-shadow: 0 0 0 4px rgba(232, 56, 30, 0.16);
}

.page-about .timeline-item.is-key::before {
  background: var(--c-neon);
  box-shadow: 0 0 0 4px rgba(124, 255, 63, 0.3);
}

.page-about .timeline-item.is-key:hover::before,
.page-about .timeline-item.is-key:focus-within::before {
  background: var(--c-red);
  box-shadow: 0 0 0 4px rgba(232, 56, 30, 0.18);
}

.page-about .timeline-year {
  grid-column: 1 / 2;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  text-align: right;
  color: var(--c-muted);
}

.page-about .timeline-card {
  grid-column: 3 / 4;
  padding: 14px 16px;
  border: var(--about-line);
  border-radius: var(--radius);
  background: var(--c-white);
  box-shadow: var(--shadow);
}

.page-about .timeline-card h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
}

.page-about .timeline-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-about .data-grid {
  display: grid;
  gap: 28px;
}

.page-about .about-data-img {
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 8 / 5;
}

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

.page-about .data-wall {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.page-about .data-stat {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 22px 18px;
  border-radius: var(--radius);
  background: var(--c-grass);
  color: var(--c-white);
  box-shadow: var(--shadow);
}

.page-about .stat-num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.page-about .stat-label {
  font-size: 13px;
  opacity: 0.92;
}

.page-about .stat-red {
  background: var(--c-red);
}

.page-about .stat-blue {
  background: var(--c-blue);
}

.page-about .stat-clay {
  background: var(--c-clay);
}

.page-about .data-detail-grid {
  display: grid;
  gap: 20px;
  margin-top: 32px;
}

.page-about .data-detail-card {
  padding: 26px 22px;
  border-radius: var(--radius);
  background: var(--c-card);
  border: var(--about-line);
}

.page-about .detail-index {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-clay);
}

.page-about .data-detail-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.4;
}

.page-about .data-detail-card p {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-about .trust-grid {
  display: grid;
  gap: 28px;
}

.page-about .trust-copy p {
  margin: 0 0 16px;
  font-size: 15px;
}

.page-about .trust-list {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .trust-list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: var(--about-line);
  font-size: 14px;
}

.page-about .trust-code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-clay);
}

.page-about .trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-about .trust-badge {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--c-clay);
  border-radius: 999px;
  background: rgba(193, 120, 79, 0.08);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-clay);
}

.page-about .trust-aside {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-about .about-team-img {
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 10 / 7;
}

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

.page-about .team-note,
.page-about .trust-contact {
  padding: 18px 16px;
  border: var(--about-line);
  border-radius: var(--radius);
  background: var(--c-warm);
}

.page-about .team-note h3,
.page-about .trust-contact h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
}

.page-about .team-note p,
.page-about .trust-contact p {
  margin: 0 0 14px;
  font-size: 14px;
  color: var(--c-muted);
}

.page-about .about-cta {
  padding: 48px 24px;
  text-align: center;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--c-warm), var(--c-bg) 70%);
  border: var(--about-line);
}

.page-about .cta-label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-clay);
}

.page-about .about-cta h2 {
  max-width: 24em;
  margin: 0 auto 24px;
  font-size: 24px;
  font-weight: 800;
  line-height: 1.4;
}

.page-about .cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

@media (min-width: 720px) {
  .page-about .about-wrap {
    padding: 36px 32px 96px;
  }

  .page-about .about-hero {
    grid-template-columns: 1.35fr 0.65fr;
    align-items: center;
    gap: 40px;
    padding: 48px 44px;
  }

  .page-about .hero-meta {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-top: 8px;
    padding-left: 28px;
    border-top: 0;
    border-left: var(--about-line);
  }

  .page-about .hero-jump {
    margin-top: 4px;
  }

  .page-about .identity-grid {
    grid-template-columns: 1fr 0.9fr;
    gap: 44px;
    align-items: start;
  }

  .page-about .identity-facts {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-about .data-grid {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 32px;
    align-items: stretch;
  }

  .page-about .data-detail-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .page-about .trust-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 44px;
  }

  .page-about .about-cta {
    padding: 64px 40px;
  }

  .page-about .about-cta h2 {
    font-size: 30px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-wrap {
    padding: 44px 48px 112px;
  }

  .page-about .about-hero {
    grid-template-columns: 1.5fr 0.5fr;
    padding: 64px 72px;
  }

  .page-about .hero-copy h1 {
    font-size: 52px;
  }

  .page-about .hero-lead {
    font-size: 17px;
  }

  .page-about .identity-facts {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border: var(--about-line);
    border-radius: var(--radius);
    overflow: hidden;
  }

  .page-about .fact-row {
    padding: 24px 18px;
    border-radius: 0;
    border-right: var(--about-line);
    box-shadow: none;
  }

  .page-about .fact-row:last-child {
    border-right: 0;
  }

  .page-about .timeline-item {
    grid-template-columns: 132px 24px 1fr;
    margin-bottom: 32px;
  }

  .page-about .timeline-list::before {
    left: 144px;
  }

  .page-about .timeline-item::before {
    left: 138px;
    top: 8px;
    width: 12px;
    height: 12px;
  }

  .page-about .timeline-year {
    font-size: 18px;
    padding-top: 5px;
  }

  .page-about .timeline-card {
    padding: 20px 24px;
  }

  .page-about .waterlines {
    width: 130px;
  }

  .page-about .data-stat {
    padding: 28px 20px;
  }

  .page-about .stat-num {
    font-size: 38px;
  }

  .page-about .about-timeline-hero {
    aspect-ratio: 21 / 8;
  }
}