.page-about {
  --about-gap: clamp(20px, 3vw, 40px);
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: clip;
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(110% 90% at 88% 6%, rgba(139, 92, 255, 0.20), transparent 62%),
    radial-gradient(90% 70% at 4% 0%, rgba(34, 230, 255, 0.13), transparent 60%),
    var(--ink-900);
}

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  padding-block: clamp(36px, 6vw, 84px) clamp(32px, 5vw, 64px);
}

.page-about .about-hero__main .breadcrumbs {
  margin-bottom: 22px;
}

.page-about .about-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--step-4);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-about .about-hero__lede {
  margin: 20px 0 0;
  max-width: 32em;
  font-size: var(--step-0);
  color: var(--muted);
}

.page-about .about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-about .hero-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 16px 18px;
  background: rgba(10, 16, 32, 0.88);
  transition: background var(--dur) var(--ease);
}

.page-about .hero-stats li:hover {
  background: var(--ink-700);
}

.page-about .hero-stats .num-xl {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-about .hero-stats li:nth-child(2) .num-xl {
  color: var(--violet);
}

.page-about .hero-stats li:nth-child(3) .num-xl {
  color: var(--paper);
}

.page-about .hero-stats li:nth-child(4) .num-xl {
  color: var(--amber);
}

.page-about .hero-stats__label {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-about .hero-note {
  margin: 14px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--amber);
  font-size: 0.8rem;
  color: var(--muted);
}

.page-about .about-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--about-gap);
  padding-block: clamp(28px, 5vw, 56px) clamp(48px, 7vw, 96px);
}

.page-about .about-nav {
  display: none;
}

.page-about .about-nav__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-about .about-nav ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-about .about-nav a {
  display: block;
  padding: 8px 10px;
  border-left: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-about .about-nav a:hover,
.page-about .about-nav a:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(34, 230, 255, 0.07);
}

.page-about .about-sec {
  border-top: 1px solid var(--line);
  padding-block: clamp(28px, 4vw, 52px);
  scroll-margin-top: 96px;
}

.page-about .about-main > .about-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-about .about-sec__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
}

.page-about .sec-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
  border: 1px solid var(--line-strong);
  padding: 3px 7px;
}

.page-about .about-sec__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--step-2);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-about .about-sec p {
  margin: 0 0 14px;
  max-width: 40em;
  font-size: 0.94rem;
  color: var(--muted);
}

.page-about .fact-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .fact-list li {
  display: flex;
  gap: 12px;
  padding: 12px 14px;
  background: var(--ink-800);
  font-size: 0.86rem;
  color: var(--paper);
  transition: background var(--dur) var(--ease);
}

.page-about .fact-list li:hover {
  background: var(--ink-700);
}

.page-about .fact-list li::before {
  content: "//";
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cyan);
  flex: none;
}

.page-about .version-band {
  position: relative;
  margin: 22px 0 0;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--ink-800);
}

.page-about .version-band img {
  display: block;
  width: 100%;
  height: clamp(150px, 24vw, 260px);
  object-fit: cover;
  opacity: 0.55;
}

.page-about .version-band__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
  background: linear-gradient(90deg, rgba(5, 7, 13, 0.92), rgba(5, 7, 13, 0));
}

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

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--line-strong) 0%, var(--cyan) 48%, var(--amber) 100%);
}

.page-about .tl-item {
  position: relative;
  padding: 0 0 28px 34px;
}

.page-about .tl-item:last-child {
  padding-bottom: 0;
}

.page-about .tl-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 13px;
  height: 13px;
  background: var(--ink-900);
  border: 1px solid var(--line-strong);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-about .tl-item--v2::before {
  border-color: var(--cyan);
}

.page-about .tl-item--v3::before {
  border-color: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 176, 32, 0.13);
}

.page-about .tl-item:hover::before {
  box-shadow: 0 0 0 4px rgba(34, 230, 255, 0.18);
}

.page-about .tl-item__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
}

.page-about .tl-item__ver {
  font-family: var(--font-mono);
  font-size: 1.06rem;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-about .tl-item p {
  margin: 0 0 8px;
  max-width: 42em;
  font-size: 0.9rem;
  color: var(--muted);
}

.page-about .tl-item ul {
  margin: 8px 0 0;
  padding-left: 18px;
  font-size: 0.86rem;
  color: var(--muted);
}

.page-about .tl-item ul li + li {
  margin-top: 5px;
}

.page-about .team-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
}

.page-about .role-board {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 20px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .role {
  padding: 16px 16px 18px;
  background: var(--ink-800);
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-about .role:hover,
.page-about .role:focus-within {
  background: var(--ink-700);
  box-shadow: inset 0 0 0 1px rgba(255, 176, 32, 0.35);
}

.page-about .role__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.7rem;
  line-height: 1;
  color: var(--amber);
}

.page-about .role__name {
  display: block;
  margin-top: 10px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--paper);
}

.page-about .role__desc {
  display: block;
  margin-top: 6px;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--muted);
}

.page-about .team-media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

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

.page-about .team-media figcaption {
  padding: 12px 14px;
  font-size: 0.78rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.page-about .eco {
  position: relative;
  margin-top: 22px;
  border: 1px solid var(--line);
  background: var(--ink-800);
  overflow: hidden;
}

.page-about .eco__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
}

.page-about .eco__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: clamp(18px, 3vw, 32px);
}

.page-about .eco__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .eco__stats li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--muted);
}

.page-about .eco__stats b {
  font-family: var(--font-mono);
  font-size: 1.18rem;
  color: var(--violet);
}

.page-about .eco__net {
  width: 100%;
  max-width: 300px;
  height: auto;
  justify-self: center;
}

.page-about .eco__net line {
  stroke: var(--line-strong);
  stroke-width: 1;
}

.page-about .eco__net circle {
  fill: var(--ink-700);
  stroke: var(--violet);
  stroke-width: 1.5;
  transition: fill var(--dur) var(--ease), stroke var(--dur) var(--ease);
}

.page-about .eco__net circle.is-amber {
  stroke: var(--amber);
}

.page-about .eco__net g:hover circle {
  fill: var(--cyan);
  stroke: var(--cyan);
}

.page-about .scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 22px;
}

.page-about .scene {
  padding: 18px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
  transition: background var(--dur) var(--ease);
}

.page-about .scene:nth-child(2) {
  border-top-color: var(--violet);
}

.page-about .scene:nth-child(3) {
  border-top-color: var(--amber);
}

.page-about .scene:hover {
  background: var(--ink-700);
}

.page-about .scene__role {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-about .scene h3 {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--step-1);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .scene p {
  margin: 0 0 12px;
  font-size: 0.85rem;
  color: var(--muted);
}

.page-about .scene a {
  font-size: 0.82rem;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 230, 255, 0.35);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-about .scene a:hover,
.page-about .scene a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-about .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
  margin-top: 4px;
}

.page-about .contact-list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .contact-list > div {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  background: var(--ink-800);
}

.page-about .contact-list dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-about .contact-list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--paper);
  word-break: break-word;
}

.page-about .contact-note {
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--amber);
  font-size: 0.84rem;
  color: var(--muted);
}

@media (min-width: 620px) {
  .page-about .contact-list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: end;
  }

  .page-about .team-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-about .contact-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-about .about-body {
    grid-template-columns: 190px minmax(0, 1fr);
    align-items: start;
  }

  .page-about .about-nav {
    display: block;
    position: sticky;
    top: 96px;
  }
}

@media (min-width: 820px) {
  .page-about .eco__inner {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: center;
  }

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

  .page-about .scene:nth-child(2) {
    margin-top: 28px;
  }

  .page-about .scene:nth-child(3) {
    margin-top: 56px;
  }
}

@media (max-width: 420px) {
  .page-about .role-board {
    grid-template-columns: 1fr;
  }
}
<<<END>>>