.page-about {
  --pa-rail-top: 6.5rem;
  --pa-step-fill: rgba(23, 42, 90, .05);
  --pa-ring-gap: 14%;
  background: var(--moon);
  color: var(--ink);
}

.page-about .pa-layout {
  display: grid;
  gap: 2.25rem;
  padding-block: 1.5rem clamp(3rem, 6vw, 5rem);
}

.page-about .pa-rail {
  padding-block: 1.1rem;
  border-block: 1px solid var(--line);
}

.page-about .pa-rail .eyebrow {
  margin-bottom: .7rem;
}

.page-about .pa-toc {
  display: flex;
  gap: .5rem;
  overflow-x: auto;
  padding-bottom: .35rem;
  scrollbar-width: none;
}

.page-about .pa-toc::-webkit-scrollbar {
  display: none;
}

.page-about .pa-toc a {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  flex: 0 0 auto;
  padding: .5rem .85rem;
  border-radius: var(--r-pill);
  background: rgba(23, 42, 90, .06);
  color: var(--indigo);
  font-size: .85rem;
  line-height: 1.3;
  white-space: nowrap;
  text-decoration: none;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-about .pa-toc a .mono {
  font-size: .72rem;
  color: var(--cold);
  transition: color .2s var(--ease);
}

.page-about .pa-toc a:hover,
.page-about .pa-toc a:focus-visible {
  background: var(--mint);
}

.page-about .pa-toc a.is-active {
  background: var(--indigo);
  color: var(--moon);
}

.page-about .pa-toc a.is-active .mono {
  color: var(--peach);
}

.page-about .pa-rail-note {
  margin: .85rem 0 0;
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--cold);
}

.page-about .pa-hero {
  position: relative;
  padding-block: .5rem 2rem;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.page-about .pa-hero::before {
  content: "";
  position: absolute;
  inset: -2rem -1rem auto auto;
  width: min(22rem, 70%);
  height: 14rem;
  border-radius: 50%;
  background: radial-gradient(circle at 70% 30%, rgba(191, 227, 224, .75), rgba(244, 241, 232, 0) 68%);
  z-index: -1;
  pointer-events: none;
}

.page-about .pa-hero h1 {
  margin: .4rem 0 0;
  font-size: clamp(1.85rem, 5vw, 3.1rem);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--indigo);
  max-width: 20ch;
}

.page-about .pa-lede {
  margin: 1rem 0 0;
  max-width: 42ch;
  font-size: clamp(.95rem, 2.2vw, 1.05rem);
  line-height: 1.8;
  color: var(--ink);
}

.page-about .pa-figures {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 1.1rem 1.15rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
  border-radius: var(--r-md);
  background: linear-gradient(115deg, var(--mint), rgba(191, 227, 224, .28));
}

.page-about .pa-figure {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  min-width: 0;
}

.page-about .pa-figure-num {
  font-size: clamp(1.2rem, 3.4vw, 1.6rem);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--indigo);
}

.page-about .pa-figure-label {
  font-size: .78rem;
  line-height: 1.4;
  color: var(--teal);
}

.page-about .pa-section {
  padding-block: clamp(2.25rem, 5vw, 3.5rem);
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: var(--pa-rail-top);
}

.page-about .pa-section--last {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .pa-section h2 {
  margin: .4rem 0 1rem;
  font-size: clamp(1.3rem, 2.8vw, 1.9rem);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--indigo);
}

.page-about .pa-section h3 {
  margin: 0 0 .3rem;
  font-size: 1rem;
  line-height: 1.45;
  color: var(--indigo);
}

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

.page-about .pa-prose-grid p,
.page-about .pa-body-text,
.page-about .pa-scene p,
.page-about .pa-step p,
.page-about .pa-tl-item p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--ink);
  max-width: 46ch;
}

.page-about .pa-body-text {
  margin-bottom: 1.25rem;
}

.page-about .pa-quote {
  margin: 1.6rem 0 0;
  padding: clamp(1.15rem, 3vw, 1.9rem);
  border-radius: var(--r-lg);
  border-left: 4px solid var(--orange);
  background: var(--sand);
}

.page-about .pa-quote p {
  margin: 0;
  font-size: clamp(1rem, 2.4vw, 1.18rem);
  line-height: 1.7;
  color: var(--indigo-deep);
}

.page-about .pa-scenes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.35rem;
}

.page-about .pa-scene {
  padding-left: 1.05rem;
  border-left: 2px solid var(--line);
  transition: border-color .2s var(--ease);
}

.page-about .pa-scene:hover {
  border-left-color: var(--orange);
}

.page-about .pa-link {
  color: var(--teal);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  margin-left: .25rem;
  font-size: .9rem;
}

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

.page-about .pa-figure-img {
  margin: 1.5rem 0 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(23, 42, 90, .08), rgba(191, 227, 224, .35));
}

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

.page-about .pa-figure-img--tall {
  max-width: 19rem;
  margin-inline: auto;
}

.page-about .pa-steps {
  display: grid;
  gap: .75rem;
  margin-top: 1.5rem;
}

.page-about .pa-step {
  border-radius: var(--r-md);
  background: var(--pa-step-fill);
  overflow: hidden;
}

.page-about .pa-step summary {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .9rem 1.05rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  color: var(--indigo);
  font-size: .95rem;
}

.page-about .pa-step summary::-webkit-details-marker {
  display: none;
}

.page-about .pa-step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--cold);
  transition: transform .2s var(--ease), color .2s var(--ease);
}

.page-about .pa-step[open] summary::after {
  content: "–";
  color: var(--orange);
}

.page-about .pa-step-num {
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--orange);
}

.page-about .pa-step p {
  padding: 0 1.05rem 1rem;
  max-width: 52ch;
}

.page-about .pa-team {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.5rem;
}

.page-about .pa-ring {
  position: relative;
  width: min(15rem, 68vw);
  aspect-ratio: 1;
  margin-inline: auto;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: conic-gradient(
    var(--indigo) 0deg 109.6deg,
    var(--orange) 109.6deg 203.5deg,
    var(--teal) 203.5deg 274deg,
    var(--cold) 274deg 320.9deg,
    var(--peach) 320.9deg 360deg
  );
}

.page-about .pa-ring::before {
  content: "";
  position: absolute;
  inset: var(--pa-ring-gap);
  border-radius: 50%;
  background: var(--moon);
}

.page-about .pa-ring-center {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .1rem;
  color: var(--indigo);
}

.page-about .pa-ring-center b {
  font-size: 1.9rem;
  line-height: 1;
}

.page-about .pa-ring-center i {
  font-style: normal;
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--cold);
}

.page-about .pa-legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .85rem;
}

.page-about .pa-legend-item {
  display: grid;
  grid-template-columns: .7rem auto auto;
  grid-template-areas:
    "swatch role num"
    "swatch desc desc";
  align-items: center;
  column-gap: .55rem;
  row-gap: .2rem;
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-about .pa-swatch {
  grid-area: swatch;
  width: .7rem;
  height: .7rem;
  border-radius: 50%;
  align-self: start;
  margin-top: .35rem;
}

.page-about .pa-legend-item:nth-child(1) .pa-swatch { background: var(--indigo); }
.page-about .pa-legend-item:nth-child(2) .pa-swatch { background: var(--orange); }
.page-about .pa-legend-item:nth-child(3) .pa-swatch { background: var(--teal); }
.page-about .pa-legend-item:nth-child(4) .pa-swatch { background: var(--cold); }
.page-about .pa-legend-item:nth-child(5) .pa-swatch { background: var(--peach); }

.page-about .pa-legend-role {
  grid-area: role;
  font-size: .92rem;
  font-weight: 600;
  color: var(--indigo);
}

.page-about .pa-legend-num {
  grid-area: num;
  justify-self: end;
  font-size: .92rem;
  font-weight: 700;
  color: var(--orange);
}

.page-about .pa-legend-desc {
  grid-area: desc;
  font-size: .82rem;
  line-height: 1.65;
  color: var(--cold);
}

.page-about .pa-milestone-grid {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.5rem;
}

.page-about .pa-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.5rem;
  border-left: 2px solid var(--line);
  display: grid;
  gap: 1.75rem;
}

.page-about .pa-tl-item {
  position: relative;
}

.page-about .pa-tl-item::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: .45rem;
  width: .7rem;
  height: .7rem;
  margin-left: -.35rem;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px var(--moon);
}

.page-about .pa-tl-year {
  display: inline-block;
  font-size: .8rem;
  letter-spacing: .1em;
  color: var(--teal);
  background: rgba(191, 227, 224, .5);
  border-radius: var(--r-pill);
  padding: .12rem .55rem;
  margin-bottom: .4rem;
}

.page-about .pa-tl-title {
  font-size: 1.02rem;
  margin-bottom: .25rem;
}

.page-about .pa-commit {
  list-style: none;
  margin: 1.5rem 0;
  padding: 1.1rem 1.15rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
  border-radius: var(--r-md);
  background: var(--indigo);
  color: var(--moon);
}

.page-about .pa-commit-item {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  min-width: 0;
}

.page-about .pa-commit-num {
  font-size: clamp(1.05rem, 3vw, 1.35rem);
  font-weight: 700;
  color: var(--peach);
}

.page-about .pa-commit-label {
  font-size: .78rem;
  line-height: 1.5;
  color: rgba(244, 241, 232, .78);
}

.page-about .pa-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.35rem;
}

@media (min-width: 48rem) {
  .page-about .pa-prose-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

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

  .page-about .pa-team {
    grid-template-columns: minmax(0, 15rem) minmax(0, 1fr);
    align-items: center;
    gap: 2.5rem;
  }

  .page-about .pa-milestone-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 17rem);
    gap: 2.5rem;
    align-items: start;
  }

  .page-about .pa-figure-img--tall {
    max-width: none;
    margin-inline: 0;
  }

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

@media (min-width: 62rem) {
  .page-about .pa-layout {
    grid-template-columns: minmax(0, 30fr) minmax(0, 66fr);
    column-gap: clamp(2rem, 4vw, 4.5rem);
    align-items: start;
  }

  .page-about .pa-rail {
    position: sticky;
    top: var(--pa-rail-top);
    padding-block: 1.4rem;
    border: 0;
    border-top: 1px solid var(--line);
  }

  .page-about .pa-toc {
    flex-direction: column;
    gap: .18rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-about .pa-toc a {
    border-radius: var(--r-sm);
    background: transparent;
    padding: .5rem .6rem;
    white-space: normal;
    line-height: 1.5;
  }

  .page-about .pa-toc a:hover,
  .page-about .pa-toc a:focus-visible {
    background: rgba(23, 42, 90, .07);
  }

  .page-about .pa-toc a.is-active {
    background: var(--indigo);
    color: var(--moon);
  }

  .page-about .pa-hero {
    padding-block: 0 2.25rem;
  }

  .page-about .pa-figure-img img {
    max-height: 26rem;
  }
}
<<<END>>>