.page-about {
  --about-rail-w: 190px;
  background: var(--ink);
  color: var(--chalk);
}

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

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

.page-about .about-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.page-about .about-hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-about .about-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  filter: saturate(.85) brightness(.72);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(5, 13, 10, .74) 0%, rgba(5, 13, 10, .52) 40%, rgba(5, 13, 10, .95) 84%, var(--ink) 100%),
    linear-gradient(96deg, rgba(11, 46, 36, .82) 0%, rgba(5, 13, 10, 0) 64%);
}

.page-about .about-hero-inner {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: clamp(30px, 8vw, 76px);
  min-height: min(74vh, 640px);
  padding-top: clamp(24px, 5vw, 44px);
  padding-bottom: clamp(44px, 8vw, 92px);
}

.page-about .about-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-about .about-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 8vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -.02em;
  font-weight: 900;
  max-width: 15em;
  text-wrap: balance;
}

.page-about .about-lead {
  margin: clamp(16px, 3vw, 26px) 0 0;
  max-width: 46em;
  font-size: clamp(1rem, 1.6vw, 1.14rem);
  line-height: 1.78;
  color: rgba(242, 246, 243, .87);
}

.page-about .about-brief {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: clamp(22px, 4vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-brief li {
  padding: 7px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--steel);
}

/* ---------- Dossier grid ---------- */

.page-about .about-dossier {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  padding-top: clamp(32px, 6vw, 72px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-about .about-rail {
  margin-bottom: clamp(28px, 5vw, 40px);
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-about .rail-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-about .rail-track {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .rail-node a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(11, 46, 36, .5);
  color: var(--steel);
  font-size: 13px;
  text-decoration: none;
  transition: color .25s ease, border-color .25s ease, background .25s ease;
}

.page-about .rail-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--amber-dim);
  transition: color .25s ease;
}

.page-about .rail-node a:hover,
.page-about .rail-node a:focus-visible {
  color: var(--chalk);
  border-color: var(--amber-dim);
}

.page-about .rail-node a:hover .rail-num,
.page-about .rail-node a:focus-visible .rail-num {
  color: var(--amber);
}

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

.page-about .about-chapter {
  padding: clamp(36px, 6vw, 72px) 0;
  border-top: 1px solid var(--line);
}

.page-about .about-chapter:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-about .chapter-head {
  display: grid;
  gap: 6px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-about .chapter-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--amber);
}

.page-about .chapter-title {
  margin: 0;
  font-size: clamp(1.5rem, 3.4vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -.01em;
  font-weight: 800;
}

.page-about .about-chapter .prose {
  max-width: 68ch;
}

.page-about .about-chapter .prose p {
  margin: 0 0 1.05em;
  color: rgba(242, 246, 243, .88);
  line-height: 1.78;
}

.page-about .about-chapter .prose p:last-child {
  margin-bottom: 0;
}

.page-about .chapter-more {
  margin: clamp(20px, 3vw, 28px) 0 0;
}

/* ---------- Quote ---------- */

.page-about .about-quote {
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3vw, 34px);
  background: var(--glass);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  backdrop-filter: blur(10px);
}

.page-about .about-quote p {
  margin: 0;
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.4;
  color: var(--chalk);
}

.page-about .about-quote cite {
  display: block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-style: normal;
  letter-spacing: .18em;
  color: var(--steel);
}

/* ---------- Team ---------- */

.page-about .team-grid {
  display: grid;
  gap: clamp(20px, 4vw, 36px);
}

.page-about .team-shot {
  margin: 0;
  border-radius: var(--radius);
}

.page-about .team-lines {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-about .team-line {
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--radius);
}

.page-about .team-line-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 2.7rem);
  line-height: 1;
  font-weight: 700;
  color: var(--amber);
}

.page-about .team-line h3 {
  margin: 14px 0 8px;
  font-size: 1.04rem;
  font-weight: 800;
  letter-spacing: .02em;
}

.page-about .team-line > p:last-child {
  margin: 0;
  font-size: .95rem;
  line-height: 1.78;
  color: rgba(242, 246, 243, .82);
}

/* ---------- Milestones ---------- */

.page-about .about-milestones {
  position: relative;
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 0 0 0 22px;
  list-style: none;
}

.page-about .about-milestones::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--amber-dim), var(--line));
}

.page-about .milestone {
  position: relative;
  padding-left: 6px;
}

.page-about .milestone::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--amber);
}

.page-about .milestone-year {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--amber);
}

.page-about .milestone h3 {
  margin: 0 0 8px;
  font-size: clamp(1.02rem, 1.6vw, 1.16rem);
  font-weight: 800;
  letter-spacing: -.005em;
}

.page-about .milestone p:last-child {
  margin: 0;
  max-width: 60ch;
  font-size: .94rem;
  line-height: 1.78;
  color: rgba(242, 246, 243, .8);
}

.page-about .about-timeline-shot {
  margin: clamp(26px, 4vw, 40px) 0 0;
  border-radius: var(--radius);
}

/* ---------- Network strip ---------- */

.page-about .network-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 4vw, 36px);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .net-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(16px, 2.4vw, 22px);
  background: rgba(11, 46, 36, .58);
}

.page-about .net-num {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3.4vw, 2.15rem);
  line-height: 1;
  font-weight: 700;
  color: var(--amber);
}

.page-about .net-label {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--steel);
}

/* ---------- Principles ---------- */

.page-about .principles {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .principle {
  padding: clamp(22px, 3vw, 34px) clamp(18px, 2.4vw, 26px);
  background: var(--ink);
}

.page-about .principle-num {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--amber);
}

.page-about .principle h3 {
  margin: 0 0 10px;
  font-size: clamp(1.08rem, 1.8vw, 1.24rem);
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-about .principle p:last-child {
  margin: 0;
  font-size: .94rem;
  line-height: 1.8;
  color: rgba(242, 246, 243, .8);
}

/* ---------- CTA ---------- */

.page-about .about-cta {
  padding: clamp(44px, 7vw, 88px) 0;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(120% 140% at 10% 0%, rgba(11, 46, 36, .92) 0%, rgba(5, 13, 10, 0) 62%),
    var(--ink);
}

.page-about .about-cta h2 {
  margin: 0 0 14px;
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-about .about-cta p {
  margin: 0 0 26px;
  max-width: 44em;
  line-height: 1.8;
  color: rgba(242, 246, 243, .82);
}

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

.page-about .about-cta-note {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

.page-about .about-cta-note a {
  color: var(--cyan);
  text-underline-offset: 3px;
}

/* ---------- Responsive ---------- */

@media (min-width: 640px) {
  .page-about .chapter-head {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-about .chapter-num {
    padding-top: .5em;
  }
}

@media (min-width: 760px) {
  .page-about .team-lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .network-strip {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-about .team-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-about .team-shot {
    margin-top: 44px;
  }
}

@media (min-width: 900px) {
  .page-about .about-dossier {
    grid-template-columns: var(--about-rail-w) minmax(0, 1fr);
    column-gap: clamp(32px, 5vw, 76px);
    align-items: start;
  }

  .page-about .about-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    margin-bottom: 0;
    padding-top: 0;
    border-top: 0;
  }

  .page-about .rail-track {
    display: block;
    position: relative;
    padding-left: 20px;
  }

  .page-about .rail-track::before {
    content: "";
    position: absolute;
    left: 5px;
    top: 10px;
    bottom: 10px;
    width: 1px;
    background: linear-gradient(180deg, var(--amber), var(--line));
  }

  .page-about .rail-node {
    position: relative;
  }

  .page-about .rail-node::before {
    content: "";
    position: absolute;
    left: -20px;
    top: 15px;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--ink);
    border: 1px solid var(--amber-dim);
    transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
  }

  .page-about .rail-node:hover::before,
  .page-about .rail-node:focus-within::before {
    background: var(--amber);
    border-color: var(--amber);
    box-shadow: 0 0 0 5px rgba(245, 197, 66, .14);
  }

  .page-about .rail-node a {
    display: flex;
    width: 100%;
    padding: 9px 0;
    border: 0;
    border-radius: 0;
    background: none;
  }

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

@media (min-width: 1080px) {
  .page-about .about-hero h1 {
    max-width: 13em;
  }

  .page-about .about-chapter .prose {
    max-width: 66ch;
  }
}
<<<END>>>