.page-about .breadcrumbs-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: var(--space-3) 0 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-about .breadcrumbs-list a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
}

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

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

/* ---------- Hero ---------- */

.page-about .about-hero {
  padding-block: var(--section-y);
}

.page-about .about-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 760px) {
  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
    gap: var(--space-8);
    align-items: end;
  }
}

.page-about .about-hero-eyebrow {
  color: var(--color-contrast-accent);
}

.page-about .about-hero-title {
  margin: var(--space-3) 0 var(--space-4);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-3xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  max-width: 20ch;
}

@media (min-width: 760px) {
  .page-about .about-hero-title {
    font-size: var(--text-4xl);
  }
}

.page-about .about-hero-lead {
  color: var(--color-contrast-ink);
  max-width: var(--measure);
}

.page-about .about-hero-aside {
  border-top: var(--border-thick) solid var(--color-contrast-accent);
  padding-top: var(--space-3);
}

.page-about .about-hero-aside-title {
  color: var(--color-contrast-accent);
  margin: 0 0 var(--space-3);
}

.page-about .about-lines {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-about .about-lines li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: var(--space-2);
  align-items: baseline;
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  padding-bottom: var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-about .about-lines li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .about-lines .num-mono {
  color: var(--color-contrast-accent);
}

/* ---------- Why ---------- */

.page-about .about-why-grid {
  align-items: start;
}

.page-about .about-why-head .section-title {
  margin: var(--space-3) 0 0;
  max-width: 16ch;
}

.page-about .about-why-body p {
  margin-bottom: var(--space-3);
}

.page-about .about-highlight {
  margin-top: var(--space-4);
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid currentColor;
  font-weight: 700;
  color: inherit;
}

/* ---------- Chapters ---------- */

.page-about .chapter {
  padding-block: var(--section-y);
}

.page-about .chapter--primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-about .chapter--accent {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.page-about .chapter--deep {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-about .chapter-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 760px) {
  .page-about .chapter-grid {
    grid-template-columns: minmax(150px, 200px) minmax(0, 1fr);
    gap: var(--space-8);
  }
}

.page-about .chapter-rail {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid currentColor;
}

.page-about .chapter-step {
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1;
}

.page-about .chapter-rail-label {
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
}

.page-about .chapter-body h2 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  margin: 0 0 var(--space-3);
  color: inherit;
}

@media (min-width: 760px) {
  .page-about .chapter-body h2 {
    font-size: var(--text-2xl);
  }
}

.page-about .chapter-body p {
  margin: 0 0 var(--space-3);
  max-width: var(--measure);
  color: inherit;
}

.page-about .chapter-media {
  margin-top: var(--space-6);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

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

/* ---------- Capability ---------- */

.page-about .about-capability-head {
  margin-bottom: var(--space-6);
}

.page-about .about-capability-grid {
  align-items: start;
  gap: var(--space-6);
}

.page-about .about-sub-title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  margin: 0 0 var(--space-2);
  color: var(--color-ink);
}

.page-about .about-sub-lead {
  color: var(--color-ink-soft);
  margin-bottom: var(--space-4);
}

.page-about .patent-rings {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}

.page-about .patent-ring {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1 / 1;
  color: var(--color-ink);
}

.page-about .patent-ring svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.page-about .ring-track {
  fill: none;
  stroke: var(--color-line);
  stroke-width: 10;
}

.page-about .ring-value {
  fill: none;
  stroke-width: 10;
  stroke-linecap: butt;
}

.page-about .ring-value--a {
  stroke: var(--color-primary);
  stroke-dasharray: 0.4146 1;
}

.page-about .ring-value--b {
  stroke: var(--color-accent);
  stroke-dasharray: 0.4634 1;
}

.page-about .ring-value--c {
  stroke: var(--color-contrast-surface);
  stroke-dasharray: 0.1220 1;
}

.page-about .patent-ring-num {
  grid-area: 1 / 1;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  z-index: 1;
}

.page-about .patent-ring-label {
  grid-area: 1 / 1;
  align-self: end;
  transform: translateY(60%);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  letter-spacing: 0.02em;
}

.page-about .cert-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-about .cert-list li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: var(--space-2) var(--space-3);
  padding: var(--space-2) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
  align-items: baseline;
}

.page-about .cert-list li:last-child {
  border-bottom: 0;
}

.page-about .cert-code {
  color: var(--color-primary);
  font-size: var(--text-sm);
}

.page-about .cert-name {
  display: block;
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-about .cert-desc {
  display: block;
  grid-column: 2 / 3;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-about .about-team {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: var(--border-thin) solid var(--color-line);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

@media (min-width: 760px) {
  .page-about .about-team {
    grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, 1.4fr);
    gap: var(--space-6);
    align-items: start;
  }
}

.page-about .about-team-num {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-about .about-team-num .num-mono {
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-about .about-team-label {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-about .about-team-note {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  max-width: 40ch;
}

/* ---------- Now ---------- */

.page-about .about-now {
  padding-block: var(--section-y);
  background: var(--color-surface);
}

.page-about .about-now-head {
  margin-bottom: var(--space-6);
}

.page-about .about-now-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
  padding-top: var(--space-6);
}

@media (min-width: 760px) {
  .page-about .about-now-figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-6);
  }
}

@media (min-width: 980px) {
  .page-about .about-now-figures {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

.page-about .now-figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-about .now-figure .figure-num {
  color: var(--color-primary);
}

.page-about .now-figure:nth-child(2) .figure-num,
.page-about .now-figure:nth-child(4) .figure-num {
  color: var(--color-accent);
}

.page-about .now-figure-label {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-about .about-now-note {
  margin-top: var(--space-6);
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

/* ---------- Next ---------- */

.page-about .about-next {
  padding-block: var(--section-y-lg) var(--section-y-lg);
}

.page-about .about-next-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.page-about .about-next-eyebrow {
  color: var(--color-contrast-accent);
}

.page-about .about-next-title {
  color: var(--color-contrast-ink);
  margin: var(--space-3) 0 var(--space-4);
  max-width: 18ch;
}

.page-about .about-next-lead {
  color: var(--color-contrast-ink);
  max-width: var(--measure);
  margin-bottom: var(--space-4);
}

.page-about .about-next-note {
  color: var(--color-contrast-ink);
  max-width: var(--measure);
  margin: 0 0 var(--space-6);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-about .about-next-note a {
  color: var(--color-contrast-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-about .about-next-note a:hover,
.page-about .about-next-note a:focus-visible {
  color: var(--color-contrast-ink);
  background: var(--color-contrast-accent);
  text-decoration: none;
}

.page-about .about-next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.page-about .about-next-actions .btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-pill);
  font-weight: var(--weight-heading);
}

.page-about .about-next-actions .btn-invert {
  background: var(--color-contrast-accent);
  color: var(--color-contrast-surface);
  border: var(--border-thin) solid var(--color-contrast-accent);
}

.page-about .about-next-actions .btn-invert:hover,
.page-about .about-next-actions .btn-invert:focus-visible {
  background: transparent;
  color: var(--color-contrast-accent);
}

.page-about .about-next-actions .btn-accent {
  background: transparent;
  color: var(--color-contrast-ink);
  border: var(--border-thin) solid var(--color-contrast-ink);
}

.page-about .about-next-actions .btn-accent:hover,
.page-about .about-next-actions .btn-accent:focus-visible {
  background: var(--color-contrast-ink);
  color: var(--color-contrast-surface);
}

.page-about .about-next-contact {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.82;
  max-width: var(--measure);
  margin: 0;
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-about [data-reveal] {
    opacity: 1;
    transform: none;
  }
}
<<<END>>>