.page-about {
  --about-shadow: 6px 6px 0 rgba(58, 42, 90, 0.55);
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: hidden;
}

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

.page-about .breadcrumb {
  margin-block: 16px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-about .breadcrumb a {
  color: var(--cyan);
  text-decoration: none;
}

.page-about .breadcrumb a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- Hero ---------- */
.page-about .about-hero {
  position: relative;
  padding-block: clamp(22px, 4vw, 46px) clamp(34px, 6vw, 68px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 84% 8%, rgba(245, 196, 81, 0.12), transparent 44%),
    radial-gradient(circle at 8% 92%, rgba(53, 224, 208, 0.1), transparent 46%),
    var(--ink-900);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(232, 238, 247, 0.18) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.4;
  pointer-events: none;
}

.page-about .about-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-about .about-hero h1 {
  margin: 10px 0 18px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-about .about-hero__lede {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.66;
  color: rgba(232, 238, 247, 0.88);
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .hero-stat {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--gold);
  background: rgba(17, 27, 48, 0.72);
}

.page-about .hero-stat b {
  display: block;
  font-family: var(--font-mono);
  font-size: 21px;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-about .hero-stat span {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  color: var(--muted);
}

.page-about .about-hero__aside {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.page-about .about-vlabel {
  margin: 0 0 14px;
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--muted);
  height: 122px;
}

.page-about .about-toc {
  display: grid;
  gap: 2px;
}

.page-about .about-toc__link {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  padding: 4px 6px;
  border-left: 2px solid transparent;
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
}

.page-about .about-toc__link span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
}

.page-about .about-toc__link:hover,
.page-about .about-toc__link:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(53, 224, 208, 0.08);
}

/* ---------- Chapter shell ---------- */
.page-about .about-chapter {
  padding-block: clamp(38px, 6.5vw, 84px);
  border-bottom: 1px solid var(--line-soft);
}

.page-about .about-chapter h2 {
  margin: 8px 0 16px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 34px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .about-chapter h3 {
  margin: 0 0 6px;
  font-size: clamp(16px, 2.2vw, 19px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
}

.page-about .about-chapter p {
  max-width: 64ch;
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.64;
  color: rgba(232, 238, 247, 0.84);
}

.page-about .about-chapter__head {
  position: relative;
  padding-left: 16px;
  border-left: 3px solid var(--gold);
}

.page-about .about-chapter__lead {
  max-width: 68ch;
  font-size: 15px;
  color: rgba(232, 238, 247, 0.86);
}

.page-about .about-chapter__grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
}

.page-about .about-link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

/* ---------- Facts & figure ---------- */
.page-about .fact-list {
  display: grid;
  gap: 0;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-about .fact-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.55;
  color: rgba(232, 238, 247, 0.82);
}

.page-about .fact-list b {
  display: inline-block;
  min-width: 92px;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--gold);
}

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

.page-about .about-figure .media {
  border: 1px solid var(--line);
  background: var(--ink-800);
  box-shadow: var(--about-shadow);
}

.page-about .about-figure .media__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- Scenes ---------- */
.page-about .scene-list {
  display: grid;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-about .scene {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .scene__time {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-about .scene__name {
  font-size: 18px;
  font-weight: 700;
  color: var(--gold);
}

.page-about .scene__body {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(232, 238, 247, 0.84);
}

/* ---------- Path ---------- */
.page-about .path {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .path__item {
  position: relative;
  padding: 16px 16px 18px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
  background: linear-gradient(165deg, rgba(17, 27, 48, 0.92), rgba(7, 11, 20, 0.6));
}

.page-about .path__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-about .path__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(232, 238, 247, 0.82);
}

/* ---------- Team tabs ---------- */
.page-about .team-tabs {
  position: relative;
  margin-top: 26px;
}

.page-about .team-tabs__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-about .team-tabs__labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-about .team-tabs__label {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  background: rgba(12, 20, 36, 0.8);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
  cursor: pointer;
}

.page-about .team-tabs__label:hover {
  border-color: var(--cyan);
  color: var(--paper);
}

.page-about .team-tabs__panel {
  display: none;
  padding: 18px 16px 20px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
  background: rgba(17, 27, 48, 0.66);
}

.page-about .team-tabs__panel p {
  max-width: 66ch;
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.62;
  color: rgba(232, 238, 247, 0.86);
}

.page-about .team-tabs__title {
  font-weight: 700;
  font-size: 16px !important;
  color: var(--gold) !important;
}

.page-about #tab-editor:checked ~ .team-tabs__panels #panel-editor,
.page-about #tab-data:checked ~ .team-tabs__panels #panel-data,
.page-about #tab-tech:checked ~ .team-tabs__panels #panel-tech,
.page-about #tab-service:checked ~ .team-tabs__panels #panel-service {
  display: block;
  animation: about-fade 200ms ease-out;
}

.page-about #tab-editor:checked ~ .team-tabs__labels [for="tab-editor"],
.page-about #tab-data:checked ~ .team-tabs__labels [for="tab-data"],
.page-about #tab-tech:checked ~ .team-tabs__labels [for="tab-tech"],
.page-about #tab-service:checked ~ .team-tabs__labels [for="tab-service"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink-900);
  font-weight: 700;
}

.page-about #tab-editor:focus-visible ~ .team-tabs__labels [for="tab-editor"],
.page-about #tab-data:focus-visible ~ .team-tabs__labels [for="tab-data"],
.page-about #tab-tech:focus-visible ~ .team-tabs__labels [for="tab-tech"],
.page-about #tab-service:focus-visible ~ .team-tabs__labels [for="tab-service"] {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

@keyframes about-fade {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-about .about-chapter__grid--team {
  margin-top: clamp(26px, 4vw, 44px);
  align-items: center;
}

/* ---------- Timeline ---------- */
.page-about .timeline-band {
  margin: 26px 0 0;
  border: 1px solid var(--line);
  background: linear-gradient(120deg, rgba(58, 42, 90, 0.6), rgba(7, 11, 20, 0.9));
  overflow: hidden;
}

.page-about .timeline-band img {
  width: 100%;
  object-fit: cover;
}

.page-about .timeline {
  position: relative;
  margin: 28px 0 0;
  padding: 0 0 0 26px;
  list-style: none;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(var(--gold), var(--line));
}

.page-about .timeline__item {
  position: relative;
  margin-bottom: 10px;
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 17px;
  width: 11px;
  height: 11px;
  border: 2px solid var(--gold);
  border-radius: 50%;
  background: var(--ink-900);
}

.page-about .timeline__node summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  min-height: 44px;
  padding: 12px 14px;
  border: 1px solid var(--line-soft);
  background: rgba(12, 20, 36, 0.78);
  cursor: pointer;
  list-style: none;
}

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

.page-about .timeline__node summary:hover {
  border-color: var(--cyan);
}

.page-about .timeline__node summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-about .timeline__node[open] summary {
  border-color: var(--gold);
}

.page-about .timeline__year {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-about .timeline__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .timeline__body {
  margin: 0;
  padding: 12px 14px 14px;
  border: 1px solid var(--line-soft);
  border-top: 0;
  background: rgba(17, 27, 48, 0.5);
  font-size: 14px;
  line-height: 1.6;
  color: rgba(232, 238, 247, 0.82);
}

/* ---------- Numbers & cooperation ---------- */
.page-about .about-numbers {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 26px;
}

.page-about .num-card {
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(58, 42, 90, 0.62), rgba(12, 20, 36, 0.35));
}

.page-about .num-card b {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-about .num-card span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

.page-about .coop {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(28px, 4vw, 44px);
}

.page-about .coop__title {
  margin-bottom: 10px;
}

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

.page-about .coop-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .coop-list__num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
}

.page-about .coop-list strong {
  font-size: 15px;
  color: var(--gold);
}

.page-about .coop-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(232, 238, 247, 0.82);
}

/* ---------- Closing ---------- */
.page-about .about-chapter--closing {
  border-bottom: 0;
  background: linear-gradient(180deg, rgba(58, 42, 90, 0.34), rgba(7, 11, 20, 0));
}

.page-about .about-closing {
  position: relative;
  padding-left: 18px;
  border-left: 3px solid var(--cyan);
}

.page-about .about-closing__text {
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.68;
  color: rgba(232, 238, 247, 0.88);
}

.page-about .about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- Responsive ---------- */
@media (min-width: 640px) {
  .page-about .about-hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-numbers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .path {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-about .path__item:nth-child(even) {
    padding-top: 30px;
  }

  .page-about .path__item:nth-child(5) {
    grid-column: 1 / -1;
    border-top-color: var(--gold);
  }
}

@media (min-width: 760px) {
  .page-about .scene {
    grid-template-columns: 100px minmax(0, 1fr);
    gap: 4px 20px;
    padding: 22px 0;
  }

  .page-about .scene__body {
    grid-column: 2;
  }

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

  .page-about .coop-list li {
    grid-template-columns: 44px minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1fr) 232px;
    align-items: start;
  }

  .page-about .about-hero__aside {
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: 22px;
  }

  .page-about .about-chapter__grid--media {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-about .about-chapter__grid--team {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-about .about-chapter__grid--media .about-figure {
    position: sticky;
    top: 24px;
  }

  .page-about .coop {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    align-items: start;
  }

  .page-about .timeline {
    padding-left: 40px;
  }

  .page-about .timeline::before {
    left: 7px;
  }

  .page-about .timeline__item::before {
    left: -40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .team-tabs__panel {
    animation: none;
  }

  .page-about .about-toc__link,
  .page-about .team-tabs__label,
  .page-about .timeline__node summary {
    transition: none;
  }
}
<<<END>>>