.page-about {
  --about-line: rgba(167, 180, 204, 0.16);
  --about-gold-line: rgba(245, 166, 35, 0.3);
  --about-mono: var(--font-mono);
  min-width: 0;
  color: var(--color-text);
}

.page-about *,
.page-about *::before,
.page-about *::after {
  box-sizing: border-box;
}

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

.page-about .about-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 22px 20px 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-dim);
}

.page-about .about-breadcrumb a {
  color: var(--color-link);
  text-decoration: none;
  transition: color 0.2s;
}

.page-about .about-breadcrumb a:hover {
  color: var(--color-gold-light);
}

.page-about .about-breadcrumb span:last-child {
  color: var(--color-dim);
}

.page-about .about-hero {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(36px, 7vw, 72px) 20px clamp(28px, 5vw, 52px);
  display: grid;
  gap: 28px;
  border-bottom: 1px solid var(--about-gold-line);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(123, 47, 255, 0.1), transparent 42%),
    radial-gradient(circle at 88% 16%, rgba(123, 47, 255, 0.12), transparent 42%);
  pointer-events: none;
}

.page-about .about-hero__text,
.page-about .about-hero__console {
  position: relative;
}

.page-about .about-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  text-transform: uppercase;
}

.page-about .about-hero__eyebrow::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--color-gold);
  flex: none;
}

.page-about .about-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(1.9rem, 4.4vw, 2.9rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--color-text);
  transform: skewX(var(--skew));
  text-shadow: 0 0 28px rgba(123, 47, 255, 0.32);
}

.page-about .about-hero__lead {
  margin: 0;
  max-width: 720px;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-dim);
}

.page-about .about-hero__console {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px;
  border: 1px solid rgba(123, 47, 255, 0.4);
  background: rgba(5, 10, 28, 0.6);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(2, 6, 22, 0.4);
}

.page-about .about-hero__console-item {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  background: rgba(245, 166, 35, 0.08);
  border: 1px solid rgba(245, 166, 35, 0.18);
  border-radius: 4px;
  padding: 6px 10px;
  white-space: nowrap;
}

.page-about .about-origin,
.page-about .about-milestones,
.page-about .about-capabilities,
.page-about .about-compliance,
.page-about .about-values,
.page-about .about-outro {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(44px, 8vw, 84px) 20px clamp(36px, 6vw, 64px);
}

.page-about .about-origin__head,
.page-about .about-milestones__head,
.page-about .about-capabilities__head,
.page-about .about-compliance__head,
.page-about .about-values__head {
  margin-bottom: 28px;
}

.page-about .about-origin h2,
.page-about .about-milestones h2,
.page-about .about-capabilities h2,
.page-about .about-compliance h2,
.page-about .about-values h2,
.page-about .about-outro h2 {
  position: relative;
  margin: 12px 0 0;
  padding-left: 16px;
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text);
}

.page-about .about-origin h2::before,
.page-about .about-milestones h2::before,
.page-about .about-capabilities h2::before,
.page-about .about-compliance h2::before,
.page-about .about-values h2::before,
.page-about .about-outro h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.14em;
  bottom: 0.14em;
  width: 4px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--color-gold), var(--color-violet));
}

.page-about .index-tag {
  display: inline-block;
}

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

.page-about .about-origin__text p {
  margin: 0 0 16px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
}

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

.page-about .about-origin__figure {
  margin: 0;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-navy);
}

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

.page-about .about-milestones {
  background-image:
    linear-gradient(rgba(123, 47, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123, 47, 255, 0.05) 1px, transparent 1px);
  background-size: 36px 36px;
}

.page-about .about-milestones__head > p:last-child {
  margin: 14px 0 0;
  max-width: 620px;
  color: var(--color-dim);
  line-height: 1.7;
}

.page-about .about-milestones__banner {
  margin: 0 0 36px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-navy);
}

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

.page-about .about-milestones__layout {
  display: grid;
  gap: 32px;
}

.page-about .timeline {
  position: relative;
  margin: 0;
  padding-left: 20px;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, rgba(123, 47, 255, 0.65) 0%, rgba(245, 166, 35, 0.4) 100%);
}

.page-about .timeline__item {
  position: relative;
  margin: 0 0 16px;
  min-width: 0;
  background: rgba(20, 43, 110, 0.66);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  transition: border-color 0.25s, box-shadow 0.25s;
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 24px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-gold);
  border: 3px solid var(--color-deep);
  box-shadow: 0 0 0 2px rgba(245, 166, 35, 0.25);
}

.page-about .timeline__item[open] {
  border-color: rgba(123, 47, 255, 0.55);
  box-shadow: 0 6px 24px rgba(2, 6, 22, 0.4);
}

.page-about .timeline__item[open]::before {
  background: var(--color-violet);
  box-shadow: 0 0 0 2px rgba(123, 47, 255, 0.3);
}

.page-about .timeline__summary {
  display: grid;
  grid-template-columns: 58px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-about .timeline__year {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--color-gold);
  letter-spacing: 0.02em;
}

.page-about .timeline__title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.4;
  min-width: 0;
}

.page-about .timeline__icon {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-dim);
  transition: transform 0.3s ease, color 0.3s ease;
}

.page-about .timeline__item[open] .timeline__icon {
  transform: rotate(45deg);
  color: var(--color-gold);
}

.page-about .timeline__body {
  padding: 0 18px 18px;
  animation: about-fade-in 0.35s ease;
}

.page-about .timeline__body p {
  margin: 0 0 10px;
  color: var(--color-dim);
  font-size: 0.94rem;
  line-height: 1.7;
}

.page-about .timeline__body ul {
  margin: 0;
  padding-left: 18px;
}

.page-about .timeline__body li {
  color: var(--color-dim);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 4px;
}

.page-about .timeline__body li::marker {
  color: var(--color-violet);
}

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

.page-about .archive-switch {
  border: 1px solid var(--about-gold-line);
  border-radius: var(--radius);
  background: rgba(13, 42, 77, 0.72);
  padding: 18px;
  max-height: fit-content;
  min-width: 0;
}

.page-about .archive-switch__inner {
  min-width: 0;
}

.page-about .archive-switch__tabs,
.page-about .archive-switch__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-about .archive-switch__tabs {
  margin-bottom: 16px;
}

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

.page-about .archive-switch__label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  padding: 8px 14px;
  border: 1px solid rgba(167, 180, 204, 0.3);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-dim);
  cursor: pointer;
  transition: all 0.2s;
}

.page-about .archive-switch__radio:checked + .archive-switch__label {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-deep);
  box-shadow: 0 0 16px rgba(245, 166, 35, 0.25);
}

.page-about .archive-switch__title {
  width: 100%;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--color-dim);
  text-transform: uppercase;
}

.page-about .archive-switch__panels {
  width: 100%;
  min-width: 0;
}

.page-about .archive-switch__panel {
  display: none;
  min-width: 0;
}

.page-about .archive-switch__panel h4 {
  margin: 0 0 10px;
  font-size: 1.02rem;
  color: var(--color-gold);
  font-weight: 700;
}

.page-about .archive-switch__panel p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--color-dim);
}

.page-about #tab-92:checked ~ .archive-switch__panels #panel-92,
.page-about #tab-80:checked ~ .archive-switch__panels #panel-80 {
  display: block;
}

.page-about .about-capabilities {
  background: rgba(20, 43, 110, 0.18);
  border-top: 1px solid var(--about-line);
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-capabilities__head > p:last-child {
  margin: 14px 0 0;
  color: var(--color-dim);
  line-height: 1.7;
}

.page-about .about-capabilities__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 28px;
}

.page-about .stat-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: linear-gradient(145deg, rgba(20, 43, 110, 0.9), rgba(13, 42, 77, 0.85));
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 22px 18px;
}

.page-about .stat-card__number {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--color-gold);
}

.page-about .stat-card__number span {
  margin-left: 2px;
  font-size: 0.65em;
  vertical-align: super;
  color: var(--color-gold-light);
}

.page-about .stat-card__title {
  margin: 0 0 8px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text);
}

.page-about .stat-card__desc {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--color-dim);
}

.page-about .about-capabilities__bottom {
  display: grid;
  gap: 24px;
}

.page-about .about-capabilities__figure {
  margin: 0;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.page-about .about-capabilities__list {
  background: rgba(13, 42, 77, 0.6);
  border-left: 3px solid var(--color-gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 20px 20px 18px;
  min-width: 0;
}

.page-about .about-capabilities__list-title {
  margin: 0 0 12px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
}

.page-about .about-capabilities__list ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-capabilities__list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-dim);
}

.page-about .about-capabilities__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--color-violet);
}

.page-about .about-compliance__grid {
  display: grid;
  gap: 16px;
}

.page-about .compliance-card {
  min-width: 0;
  background: rgba(13, 42, 77, 0.7);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 22px 20px;
}

.page-about .compliance-card__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.page-about .compliance-card__value {
  margin: 0 0 8px;
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--color-text);
  word-break: break-all;
}

.page-about .compliance-card__desc {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--color-dim);
}

.page-about .about-values__head > p:last-child {
  margin: 14px 0 0;
  color: var(--color-dim);
  line-height: 1.7;
}

.page-about .about-values__grid {
  display: grid;
  gap: 16px;
}

.page-about .value-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  background: linear-gradient(140deg, rgba(123, 47, 255, 0.09), rgba(20, 43, 110, 0.72) 70%);
  border: 1px solid rgba(123, 47, 255, 0.28);
  border-radius: var(--radius);
  padding: 26px 22px 22px;
}

.page-about .value-card::after {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 166, 35, 0.12), transparent 70%);
}

.page-about .value-card__index {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 4px 12px;
  border: 1px solid rgba(245, 166, 35, 0.4);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-gold);
}

.page-about .value-card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  font-weight: 800;
  color: var(--color-text);
}

.page-about .value-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-dim);
}

.page-about .about-outro {
  text-align: center;
  border-top: 1px solid var(--about-line);
  background: linear-gradient(180deg, rgba(123, 47, 255, 0.05), transparent 90%);
}

.page-about .about-outro > p:not(.index-tag) {
  margin: 14px auto 28px;
  max-width: 560px;
  color: var(--color-dim);
  line-height: 1.7;
}

.page-about .about-outro__folder {
  position: relative;
  display: block;
  max-width: 420px;
  margin: 0 auto 30px;
  padding: 20px 20px 18px;
  background: rgba(13, 42, 77, 0.75);
  border: 1px solid rgba(245, 166, 35, 0.3);
  border-radius: 0 10px 10px 10px;
  text-align: left;
}

.page-about .about-outro__folder::before {
  content: "ARCHIVE 8.0+";
  position: absolute;
  top: -26px;
  left: -1px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-gold);
  background: rgba(13, 42, 77, 0.95);
  border: 1px solid rgba(245, 166, 35, 0.4);
  border-bottom: none;
  border-radius: 8px 8px 0 0;
}

.page-about .about-outro__folder-note {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--color-dim);
}

.page-about .about-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

@media (hover: hover) {
  .page-about .timeline__summary:hover .timeline__title {
    color: var(--color-gold-light);
  }

  .page-about .stat-card:hover {
    border-color: rgba(123, 47, 255, 0.45);
  }

  .page-about .value-card:hover {
    border-color: rgba(245, 166, 35, 0.4);
  }

  .page-about .compliance-card:hover {
    border-color: rgba(123, 47, 255, 0.4);
  }
}

@media (min-width: 640px) {
  .page-about .about-capabilities__stats {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (min-width: 960px) {
  .page-about .about-hero {
    grid-template-columns: 1fr 300px;
    align-items: end;
  }

  .page-about .about-origin__grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 40px;
  }

  .page-about .about-milestones__layout {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: start;
    gap: 40px;
  }

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

  .page-about .about-capabilities__bottom {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 36px;
  }

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

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

  .page-about .timeline__icon {
    transition: none;
  }
}