.page-about {
  --about-slice: 34px;
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: hidden;
}

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

.page-about h1,
.page-about h2,
.page-about h3 {
  margin: 0;
  letter-spacing: -0.03em;
  line-height: 1.12;
}

.page-about p {
  margin: 0;
}

.page-about .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mute);
  margin-bottom: 20px;
}

.page-about .breadcrumb__link {
  color: var(--mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.12s var(--ease), border-color 0.12s var(--ease);
}

.page-about .breadcrumb__link:hover,
.page-about .breadcrumb__link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-about .breadcrumb__sep {
  color: var(--rule);
}

.page-about .breadcrumb__current {
  color: var(--paper);
}

/* ---------- hero ---------- */

.page-about .about-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--head-h) + 40px) 0 clamp(48px, 8vw, 88px);
  background: linear-gradient(168deg, #0e2a22 0%, var(--ink-900) 62%);
}

.page-about .about-hero__backdrop {
  position: absolute;
  inset: 0;
  z-index: -1;
  clip-path: polygon(0 0, 100% 0, 100% 68%, 0 100%);
}

.page-about .about-hero__backdrop img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.34;
}

.page-about .about-hero__backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 80% at 84% 10%, rgba(92, 225, 194, 0.18), transparent 62%),
    linear-gradient(160deg, rgba(11, 31, 26, 0.52), rgba(11, 31, 26, 0.96));
}

.page-about .about-hero__inner {
  display: grid;
  gap: 36px;
  align-items: end;
}

.page-about .about-hero .eyebrow {
  margin-bottom: 14px;
}

.page-about .about-hero__title {
  font-size: clamp(42px, 10vw, 88px);
  font-weight: 900;
  text-transform: none;
}

.page-about .about-hero__title span {
  display: block;
}

.page-about .about-hero__title span:last-child {
  color: var(--lime);
  margin-left: 0.06em;
}

.page-about .about-hero__lead {
  margin-top: 22px;
  max-width: 46ch;
  font-size: clamp(15px, 2.6vw, 18px);
  line-height: 1.78;
  color: var(--paper);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-hero__panel {
  position: relative;
  padding: clamp(20px, 4vw, 32px);
  background: linear-gradient(158deg, rgba(22, 51, 43, 0.94), rgba(18, 20, 22, 0.98));
  border: 1px solid var(--rule);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 30px 100%, 0 calc(100% - 30px));
}

.page-about .about-hero__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--lime), var(--cyan) 52%, transparent);
}

.page-about .about-stats {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 14px;
}

.page-about .about-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--rule);
}

.page-about .about-stat__num {
  font-size: clamp(28px, 6vw, 46px);
  line-height: 1;
  color: var(--lime);
  font-weight: 600;
}

.page-about .about-stat:last-child .about-stat__num {
  color: var(--cyan);
}

.page-about .about-stat__unit {
  font-size: 0.42em;
  margin-left: 3px;
  letter-spacing: 0;
}

.page-about .about-stat__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mute);
}

.page-about .about-hero__panel-note {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px dashed var(--rule);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mute);
}

/* ---------- paths ---------- */

.page-about .about-paths {
  background: var(--ink-700);
  clip-path: polygon(0 var(--about-slice), 100% 0, 100% calc(100% - var(--about-slice)), 0 100%);
  padding: clamp(56px, 9vw, 96px) 0 clamp(64px, 10vw, 112px);
}

.page-about .about-paths__head {
  max-width: 62ch;
  margin-bottom: clamp(28px, 5vw, 48px);
}

.page-about .about-paths__head h2 {
  font-size: clamp(26px, 5.4vw, 42px);
  font-weight: 800;
  margin-top: 12px;
}

.page-about .about-paths__intro {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper);
  opacity: 0.86;
}

.page-about .paths {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-about .path {
  position: relative;
  padding: 20px 0 0;
  border-top: 1px solid rgba(233, 239, 234, 0.22);
}

.page-about .path::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 46px;
  height: 2px;
  background: var(--lime);
}

.page-about .path__idx {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  margin-bottom: 10px;
}

.page-about .path__title {
  font-size: clamp(19px, 3.6vw, 24px);
  font-weight: 800;
  margin-bottom: 10px;
}

.page-about .path__text {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(233, 239, 234, 0.85);
}

.page-about .path__meta {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mute);
}

/* ---------- timeline ---------- */

.page-about .about-timeline {
  padding: clamp(56px, 9vw, 104px) 0;
  background: var(--ink-900);
}

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

.page-about .timeline-rail h2 {
  font-size: clamp(26px, 5.4vw, 40px);
  font-weight: 800;
  margin-top: 12px;
}

.page-about .timeline-rail__text {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mute);
  max-width: 30ch;
}

.page-about .year-index {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 22px;
}

.page-about .year-index__item {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--mute);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid var(--rule);
  transition: color 0.12s var(--ease), border-color 0.12s var(--ease), background 0.12s var(--ease);
}

.page-about .year-index__item:hover,
.page-about .year-index__item:focus-visible {
  color: var(--ink-900);
  background: var(--lime);
  border-color: var(--lime);
}

.page-about .mile-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 clamp(16px, 4vw, 26px);
  border-left: 1px solid var(--rule);
  display: grid;
  gap: clamp(26px, 4.5vw, 44px);
}

.page-about .mile {
  position: relative;
  scroll-margin-top: calc(var(--head-h) + 24px);
}

.page-about .mile::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(16px, 4vw, 26px) - 5.5px);
  top: 12px;
  width: 9px;
  height: 9px;
  background: var(--ink-900);
  border: 2px solid var(--lime);
  transform: rotate(45deg);
}

.page-about .mile__year {
  font-size: clamp(28px, 6vw, 44px);
  line-height: 1;
  color: var(--lime);
  font-weight: 600;
  letter-spacing: 0.02em;
  opacity: 0.92;
  margin-bottom: 10px;
}

.page-about .mile__title {
  font-size: clamp(18px, 3.4vw, 22px);
  font-weight: 800;
  margin-bottom: 8px;
}

.page-about .mile__body p {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(233, 239, 234, 0.82);
  max-width: 56ch;
}

/* ---------- team ---------- */

.page-about .about-team {
  background: var(--ink-800);
  padding: clamp(56px, 9vw, 104px) 0;
}

.page-about .about-team__grid {
  display: grid;
  gap: 36px;
}

.page-about .about-team h2 {
  font-size: clamp(26px, 5.4vw, 42px);
  font-weight: 800;
  margin-top: 12px;
}

.page-about .about-team__lead {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(233, 239, 234, 0.85);
  max-width: 52ch;
}

.page-about .roles {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-about .role {
  padding-left: 16px;
  border-left: 2px solid var(--rule);
  transition: border-color 0.12s var(--ease);
}

.page-about .role:hover {
  border-left-color: var(--cyan);
}

.page-about .role__tag {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  margin-bottom: 6px;
}

.page-about .role__name {
  font-size: clamp(17px, 3.2vw, 20px);
  font-weight: 800;
  margin-bottom: 6px;
}

.page-about .role__text {
  font-size: 14px;
  line-height: 1.78;
  color: rgba(233, 239, 234, 0.8);
}

.page-about .about-team__media {
  margin: 0;
}

.page-about .about-team__media .media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--rule);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), 0 100%);
}

.page-about .about-team__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

.page-about .about-team__caption,
.page-about .about-standard__caption {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--mute);
}

/* ---------- standard ---------- */

.page-about .about-standard {
  padding: clamp(56px, 9vw, 104px) 0;
  background:
    radial-gradient(90% 60% at 10% 0%, rgba(92, 225, 194, 0.08), transparent 60%),
    var(--ink-900);
}

.page-about .about-standard__grid {
  display: grid;
  gap: 36px;
}

.page-about .about-standard h2 {
  font-size: clamp(26px, 5.4vw, 42px);
  font-weight: 800;
  margin-top: 12px;
}

.page-about .about-standard__lead {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(233, 239, 234, 0.85);
  max-width: 50ch;
}

.page-about .std-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-about .std {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
}

.page-about .std__idx {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ember);
  padding-top: 2px;
}

.page-about .std__title {
  font-size: clamp(16px, 3.2vw, 19px);
  font-weight: 800;
  margin-bottom: 8px;
}

.page-about .std p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(233, 239, 234, 0.8);
}

.page-about .about-standard__media {
  margin: 0;
}

.page-about .about-standard__media .media {
  overflow: hidden;
  border: 1px solid var(--rule);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 28px));
}

.page-about .about-standard__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.06);
}

/* ---------- scale ---------- */

.page-about .about-scale {
  background: var(--ink-700);
  clip-path: polygon(0 var(--about-slice), 100% 0, 100% calc(100% - var(--about-slice)), 0 100%);
  padding: clamp(56px, 9vw, 96px) 0 clamp(64px, 10vw, 108px);
}

.page-about .about-scale h2 {
  font-size: clamp(25px, 5.2vw, 40px);
  font-weight: 800;
  margin-top: 12px;
  max-width: 22ch;
}

.page-about .scale-grid {
  display: grid;
  gap: 30px;
  margin-top: clamp(26px, 4vw, 40px);
}

.page-about .seq-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 6px;
}

.page-about .seq-cell {
  height: 32px;
  background: rgba(18, 20, 22, 0.7);
  border: 1px solid var(--rule);
}

.page-about .seq-cell--top {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-about .seq-cell--dom {
  background: var(--lime);
  border-color: var(--lime);
}

.page-about .seq-legend {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 12px;
  color: rgba(233, 239, 234, 0.85);
}

.page-about .seq-legend__item {
  display: flex;
  align-items: center;
  gap: 7px;
}

.page-about .seq-legend__key {
  width: 14px;
  height: 14px;
  background: rgba(18, 20, 22, 0.7);
  border: 1px solid var(--rule);
  flex: none;
}

.page-about .seq-legend__key--top {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-about .seq-legend__key--dom {
  background: var(--lime);
  border-color: var(--lime);
}

.page-about .scale-facts {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.page-about .scale-fact {
  padding-top: 12px;
  border-top: 1px solid rgba(233, 239, 234, 0.24);
}

.page-about .scale-fact dt {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(233, 239, 234, 0.72);
  margin-bottom: 8px;
}

.page-about .scale-fact dd {
  margin: 0;
  font-size: clamp(24px, 5vw, 36px);
  line-height: 1;
  color: var(--lime);
}

.page-about .scale-fact:first-child dd {
  color: var(--cyan);
}

.page-about .scale-fact__unit {
  font-size: 0.4em;
  margin-left: 4px;
  color: rgba(233, 239, 234, 0.7);
}

.page-about .scale-note {
  margin-top: 26px;
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(233, 239, 234, 0.75);
}

/* ---------- promise ---------- */

.page-about .about-promise {
  background: var(--ink-800);
  padding: clamp(56px, 9vw, 104px) 0;
}

.page-about .about-promise__grid {
  display: grid;
  gap: 34px;
}

.page-about .about-promise h2 {
  font-size: clamp(26px, 5.4vw, 42px);
  font-weight: 800;
  margin-top: 12px;
}

.page-about .about-promise__lead {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(233, 239, 234, 0.85);
  max-width: 48ch;
}

.page-about .about-promise__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .promise details {
  border-top: 1px solid var(--rule);
  padding: 14px 0;
}

.page-about .promise details:last-child {
  border-bottom: 1px solid var(--rule);
}

.page-about .promise summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--paper);
  transition: color 0.12s var(--ease);
}

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

.page-about .promise summary::after {
  content: "+";
  font-family: var(--mono);
  font-size: 18px;
  line-height: 1;
  color: var(--lime);
  flex: none;
}

.page-about .promise details[open] summary::after {
  content: "–";
}

.page-about .promise summary:hover,
.page-about .promise summary:focus-visible {
  color: var(--lime);
}

.page-about .promise details p {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(233, 239, 234, 0.8);
  max-width: 56ch;
}

/* ---------- responsive ---------- */

@media (min-width: 640px) {
  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px 10px;
  }

  .page-about .paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 30px;
  }

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

  .page-about .seq-grid {
    grid-template-columns: repeat(9, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-about {
    --about-slice: 48px;
  }

  .page-about .about-hero {
    padding-top: calc(var(--head-h) + 72px);
  }

  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-about .about-hero__panel {
    margin-right: calc(-1 * clamp(0px, 2vw, 32px));
  }

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

  .page-about .path {
    padding: 22px 26px 0 0;
    border-top: 1px solid rgba(233, 239, 234, 0.22);
  }

  .page-about .path + .path {
    padding-left: 26px;
    border-left: 1px solid rgba(233, 239, 234, 0.14);
  }

  .page-about .about-timeline__grid {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-about .year-index {
    position: sticky;
    top: calc(var(--head-h) + 24px);
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
    border: 0;
    padding-left: 0;
  }

  .page-about .year-index__item {
    padding: 8px 0 8px 16px;
    border: 0;
    border-left: 1px solid var(--rule);
    font-size: 15px;
    background: transparent;
  }

  .page-about .year-index__item:hover,
  .page-about .year-index__item:focus-visible {
    color: var(--lime);
    background: transparent;
    border-left-color: var(--lime);
  }

  .page-about .mile {
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-about .mile__year {
    margin-bottom: 0;
    text-align: left;
  }

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

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

  .page-about .about-standard__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

  .page-about .about-standard__media {
    position: sticky;
    top: calc(var(--head-h) + 28px);
  }

  .page-about .scale-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

  .page-about .seq-cell {
    height: 42px;
  }

  .page-about .about-promise__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about * {
    transition: none !important;
    animation: none !important;
  }
}
<<<END>>>