.page-about {
  --about-rule: 1px solid rgba(16, 42, 67, 0.14);
  --about-soft: rgba(11, 110, 138, 0.07);
  --about-text: rgba(7, 25, 35, 0.76);
  --about-text-soft: rgba(7, 25, 35, 0.64);
  background: var(--color-snow);
  color: var(--color-ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-about .about-hero {
  position: relative;
  padding: clamp(1.25rem, 4vw, 2.5rem) 0 clamp(2rem, 5vw, 3.5rem);
  background:
    radial-gradient(120% 100% at 88% -10%, rgba(63, 208, 201, 0.28), rgba(63, 208, 201, 0) 62%),
    radial-gradient(90% 80% at 0% 0%, rgba(11, 110, 138, 0.16), rgba(11, 110, 138, 0) 58%),
    linear-gradient(180deg, #E9F2F5 0%, var(--color-snow) 80%);
  border-bottom: var(--hairline);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: -9rem;
  top: -7rem;
  width: 20rem;
  height: 20rem;
  border-radius: 50%;
  border: 1px solid rgba(11, 110, 138, 0.16);
  box-shadow:
    0 0 0 2.5rem rgba(63, 208, 201, 0.06),
    0 0 0 5rem rgba(63, 208, 201, 0.04);
  pointer-events: none;
}

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

.page-about .about-hero__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

.page-about .kicker {
  margin: 0;
  font-family: var(--font-numeric);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-cyan);
}

.page-about .display-title {
  margin: 0.55rem 0 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.85rem, 5.6vw, 3.3rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--color-indigo);
  max-width: 20ch;
}

.page-about .lede {
  margin: 1rem 0 0;
  max-width: 48ch;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.8;
  color: var(--about-text);
}

.page-about .action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.4rem;
}

.page-about .about-hero__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
}

.page-about .coord {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.9rem 1rem;
  border: var(--hairline);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 10px 24px rgba(7, 25, 35, 0.05);
}

.page-about .coord--accent {
  background: var(--color-cyan);
  border-color: transparent;
  box-shadow: var(--shadow-card);
}

.page-about .coord__key {
  font-family: var(--font-numeric);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: rgba(16, 42, 67, 0.58);
}

.page-about .coord__value {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-indigo);
}

.page-about .coord--accent .coord__key {
  color: rgba(255, 255, 255, 0.74);
}

.page-about .coord--accent .coord__value {
  color: #ffffff;
}

.page-about .chapter-nav {
  position: sticky;
  top: 0.6rem;
  z-index: 6;
  display: grid;
  gap: 0.5rem;
  margin-top: clamp(1.25rem, 3vw, 2rem);
  padding: 0.7rem 0.85rem;
  border: var(--hairline);
  border-radius: var(--radius-md);
  background: rgba(247, 250, 252, 0.92);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(10px);
}

.page-about .chapter-nav-title {
  margin: 0;
  font-family: var(--font-numeric);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
}

.page-about .chapter-nav-list {
  display: flex;
  gap: 0.4rem;
  margin: 0;
  padding: 0 0 0.15rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-about .chapter-link {
  display: inline-block;
  white-space: nowrap;
  padding: 0.36rem 0.8rem;
  border: var(--hairline);
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  color: var(--color-indigo);
  text-decoration: none;
  transition: background 0.24s var(--ease), color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-about .chapter-link:hover,
.page-about .chapter-link:focus-visible {
  background: var(--color-cyan);
  border-color: transparent;
  color: #ffffff;
}

.page-about .chapter-link[aria-current="location"] {
  background: var(--color-orange);
  border-color: transparent;
  color: #ffffff;
}

.page-about .section {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
}

.page-about .about-section-head {
  display: flex;
  align-items: flex-start;
  gap: clamp(0.75rem, 2vw, 1.5rem);
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
  padding-bottom: 1rem;
  border-bottom: var(--about-rule);
}

.page-about .section-marker {
  flex: none;
  font-family: var(--font-numeric);
  font-size: clamp(1.5rem, 4.6vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--color-gold);
}

.page-about .eyebrow {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-cyan);
}

.page-about .section-title {
  margin: 0.3rem 0 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.3rem, 3.4vw, 2rem);
  line-height: 1.3;
  color: var(--color-indigo);
}

.page-about .body-copy {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--about-text);
}

.page-about .body-copy:last-child {
  margin-bottom: 0;
}

.page-about .content-column {
  max-width: 62ch;
}

.page-about .inline-link {
  color: var(--color-cyan);
  text-decoration: underline;
  text-decoration-color: rgba(11, 110, 138, 0.35);
  text-underline-offset: 3px;
  transition: color 0.24s var(--ease), text-decoration-color 0.24s var(--ease);
}

.page-about .inline-link:hover,
.page-about .inline-link:focus-visible {
  color: var(--color-orange);
  text-decoration-color: var(--color-orange);
}

.page-about .origin-split {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-about .origin-notes {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .origin-notes li {
  position: relative;
  padding: 0.85rem 0 0.85rem 1.6rem;
  border-top: var(--about-rule);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--about-text);
}

.page-about .origin-notes li::before {
  content: "";
  position: absolute;
  left: 0.15rem;
  top: 1.35rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--color-orange);
}

.page-about .about-figure {
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
}

.page-about .media-frame {
  position: relative;
  overflow: hidden;
  border: var(--hairline);
  border-radius: var(--radius-lg);
  background: var(--color-mist);
}

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

.page-about .media-frame__label {
  position: absolute;
  left: 0.85rem;
  bottom: 0.85rem;
  padding: 0.28rem 0.7rem;
  border-radius: var(--radius-pill);
  background: rgba(7, 25, 35, 0.72);
  color: var(--color-snow);
  font-family: var(--font-numeric);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.page-about .media-caption {
  margin-top: 0.6rem;
  font-size: 0.78rem;
  color: var(--about-text-soft);
}

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

.page-about .timeline-item {
  display: grid;
  grid-template-columns: 3.1rem minmax(0, 1fr);
  gap: 0.3rem 1rem;
  padding: 1.1rem 0.4rem;
  border-top: var(--about-rule);
  border-radius: var(--radius-sm);
  transition: background 0.24s var(--ease), padding-left 0.24s var(--ease);
}

.page-about .timeline-item:last-child {
  border-bottom: var(--about-rule);
}

.page-about .timeline-item:hover {
  background: var(--about-soft);
  padding-left: 0.75rem;
}

.page-about .timeline-item__index {
  grid-column: 1;
  grid-row: 1;
  font-family: var(--font-numeric);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-gold);
  transition: color 0.24s var(--ease);
}

.page-about .timeline-item:hover .timeline-item__index {
  color: var(--color-orange);
}

.page-about .timeline-item__stage {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--color-indigo);
}

.page-about .timeline-item__body {
  grid-column: 2;
  grid-row: 2;
  display: grid;
  gap: 0.5rem;
}

.page-about .timeline-item__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--about-text);
}

.page-about .timeline-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0;
}

.page-about .tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border: var(--hairline);
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  color: var(--color-cyan);
  background: rgba(255, 255, 255, 0.8);
}

.page-about .tag--orange {
  border-color: transparent;
  background: rgba(242, 138, 46, 0.16);
  color: #B25F12;
}

.page-about .tag--teal {
  border-color: transparent;
  background: rgba(43, 168, 154, 0.16);
  color: #1B7A70;
}

.page-about .team-split {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.25rem);
}

.page-about .role-list {
  display: grid;
  gap: 0.7rem;
  margin: clamp(1.5rem, 3vw, 2rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .role-card {
  padding: 1rem 1.1rem;
  border: var(--hairline);
  border-radius: var(--radius-md);
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(7, 25, 35, 0.06);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-about .role-card:hover {
  transform: translateY(-3px);
  border-color: rgba(11, 110, 138, 0.38);
}

.page-about .role-card h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-cyan);
}

.page-about .role-card p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.72;
  color: var(--about-text);
}

.page-about .about-capability {
  background: linear-gradient(180deg, rgba(221, 232, 236, 0.55) 0%, rgba(247, 250, 252, 0) 70%);
}

.page-about .capability-split {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.25rem);
}

.page-about .cap-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.page-about .cap-cell {
  display: grid;
  gap: 0.3rem;
  padding: 0.9rem 1rem;
  border: var(--hairline);
  border-radius: var(--radius-sm);
  background: #ffffff;
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-about .cap-cell:hover {
  transform: translateY(-3px);
  border-color: rgba(11, 110, 138, 0.4);
  box-shadow: var(--shadow-card);
}

.page-about .cap-cell__label {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-indigo);
}

.page-about .cap-cell__text {
  font-size: 0.79rem;
  line-height: 1.68;
  color: var(--about-text-soft);
}

.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin: clamp(1.5rem, 3vw, 2rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .stat {
  padding: 1rem 1.1rem;
  border: var(--hairline);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(11, 110, 138, 0.1), rgba(43, 168, 154, 0.05));
}

.page-about .stat-num {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-cyan);
}

.page-about .stat-label {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--about-text-soft);
}

.page-about .capability-note {
  margin: 1.25rem 0 0;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--about-text);
}

.page-about .partner-band {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.5rem, 4vw, 2.75rem);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(63, 208, 201, 0.22), rgba(63, 208, 201, 0) 60%),
    var(--color-indigo);
  color: var(--color-snow);
  box-shadow: var(--shadow-island);
}

.page-about .partner-band__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 700;
  line-height: 1.4;
  color: #ffffff;
}

.page-about .partner-band__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(247, 250, 252, 0.82);
}

.page-about .partner-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .partner-item {
  display: grid;
  gap: 0.25rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid rgba(247, 250, 252, 0.22);
  border-radius: var(--radius-sm);
  background: rgba(247, 250, 252, 0.06);
}

.page-about .partner-item--wide {
  grid-column: 1 / -1;
  border-color: rgba(201, 154, 61, 0.55);
  background: rgba(201, 154, 61, 0.14);
}

.page-about .partner-item__num {
  font-family: var(--font-numeric);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-electric);
}

.page-about .partner-item--wide .partner-item__num {
  color: var(--color-gold);
}

.page-about .partner-item__label {
  font-size: 0.78rem;
  line-height: 1.6;
  color: rgba(247, 250, 252, 0.78);
}

.page-about .access-panel {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.4rem, 4vw, 2.5rem);
  border: var(--hairline);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(100% 120% at 0% 0%, rgba(243, 228, 200, 0.9), rgba(243, 228, 200, 0) 62%),
    radial-gradient(100% 120% at 100% 100%, rgba(63, 208, 201, 0.28), rgba(63, 208, 201, 0) 60%),
    var(--color-snow);
  box-shadow: var(--shadow-card);
}

.page-about .path-list {
  display: grid;
  gap: 0.75rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-about .path-item {
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--color-orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 255, 255, 0.78);
}

.page-about .path-item__tag {
  display: block;
  font-family: var(--font-numeric);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--color-gold);
  margin-bottom: 0.3rem;
}

.page-about .path-item__text {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--about-text);
}

.page-about .contact-card {
  padding: 1.1rem 1.2rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.9);
  border: var(--hairline);
}

.page-about .contact-card__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-indigo);
}

.page-about .contact-list {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
}

.page-about .contact-item {
  display: grid;
  gap: 0.15rem;
  padding-bottom: 0.7rem;
  border-bottom: var(--about-rule);
}

.page-about .contact-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-about .contact-key {
  font-family: var(--font-numeric);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--color-cyan);
}

.page-about .contact-value {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-indigo);
  word-break: break-word;
}

.page-about .contact-note {
  margin: 0.9rem 0 0;
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--about-text-soft);
}

@media (min-width: 700px) {
  .page-about .role-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .cap-matrix {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .partner-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .partner-item--wide {
    grid-column: span 2;
  }
}

@media (min-width: 860px) {
  .page-about .chapter-nav {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 1rem;
    top: 0.85rem;
  }

  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .origin-split {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    gap: clamp(2rem, 4vw, 3rem);
  }

  .page-about .team-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-about .capability-split {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.55fr);
    align-items: start;
  }

  .page-about .partner-band {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
    gap: clamp(1.5rem, 4vw, 2.75rem);
  }

  .page-about .access-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: clamp(1.5rem, 4vw, 2.5rem);
  }
}

@media (min-width: 920px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    align-items: end;
  }

  .page-about .timeline-item {
    grid-template-columns: 4.75rem 14rem minmax(0, 1fr);
    align-items: start;
    gap: 0 1.5rem;
    padding: 1.3rem 0.6rem;
  }

  .page-about .timeline-item__index {
    grid-column: 1;
    grid-row: 1;
    font-size: 1.45rem;
  }

  .page-about .timeline-item__stage {
    grid-column: 2;
    grid-row: 1;
    font-size: 1.08rem;
  }

  .page-about .timeline-item__body {
    grid-column: 3;
    grid-row: 1;
  }

  .page-about .timeline-item:hover {
    padding-left: 1.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .chapter-link,
  .page-about .timeline-item,
  .page-about .timeline-item__index,
  .page-about .cap-cell,
  .page-about .role-card,
  .page-about .inline-link {
    transition: none;
  }

  .page-about .cap-cell:hover,
  .page-about .role-card:hover {
    transform: none;
  }
}