.page-about {
  --tl-card-bg: rgba(11, 31, 58, 0.82);
  --tl-border: rgba(108, 74, 182, 0.52);
  position: relative;
  background-color: var(--c-space);
  background-image:
    radial-gradient(circle at 14% 18%, rgba(108, 74, 182, 0.22), transparent 22rem),
    radial-gradient(circle at 86% 8%, rgba(57, 255, 20, 0.06), transparent 16rem),
    radial-gradient(circle at 78% 72%, rgba(108, 74, 182, 0.14), transparent 20rem),
    radial-gradient(circle at 8% 62%, rgba(255, 255, 255, 0.5) 0, transparent 1.5px),
    radial-gradient(circle at 23% 43%, rgba(255, 255, 255, 0.32) 0, transparent 1px),
    radial-gradient(circle at 51% 25%, rgba(255, 255, 255, 0.4) 0, transparent 1.5px),
    radial-gradient(circle at 68% 56%, rgba(255, 255, 255, 0.28) 0, transparent 1px),
    radial-gradient(circle at 92% 36%, rgba(255, 255, 255, 0.42) 0, transparent 1px);
  color: var(--c-white);
}

.page-about .container {
  position: relative;
  z-index: 1;
}

.page-about .breadcrumb__link {
  color: var(--c-mist);
  text-decoration: none;
  transition: color var(--transition);
}

.page-about .breadcrumb__link:hover,
.page-about .breadcrumb__link:focus-visible {
  color: var(--c-neon);
}

.page-about .breadcrumb__item--current {
  color: var(--c-white);
}

.page-about__crumb {
  position: relative;
  z-index: 1;
  padding-top: 1.25rem;
}

.page-about__hero {
  position: relative;
  z-index: 1;
  padding: 3rem 0 3.25rem;
  border-bottom: 1px solid rgba(184, 199, 217, 0.14);
}

.page-about__hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  width: 11rem;
  height: 3px;
  background: linear-gradient(90deg, var(--c-nebula), var(--c-neon));
}

.page-about__hero-inner {
  display: grid;
  gap: 2rem;
}

.page-about__hero-index {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-display);
}

.page-about__hero-year {
  font-size: var(--fz-h3);
  line-height: 1;
  color: var(--c-neon);
  letter-spacing: 0.08em;
  text-shadow: 0 0 16px rgba(57, 255, 20, 0.35);
}

.page-about__hero-line {
  display: block;
  width: 3.5rem;
  height: 2px;
  background: var(--c-nebula);
}

.page-about__hero-main {
  max-width: 68rem;
}

.page-about__kicker {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: var(--fz-meta);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-lilac);
}

.page-about__hero h1 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: var(--fz-hero);
  line-height: 1.08;
  letter-spacing: 0.01em;
}

.page-about__lead {
  max-width: 42rem;
  margin: 0 0 1.5rem;
  font-size: clamp(1rem, 1.6vw, 1.1875rem);
  line-height: 1.8;
  color: var(--c-mist);
}

.page-about__hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin-bottom: 1.75rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(184, 199, 217, 0.15);
  font-family: var(--font-mono);
  font-size: var(--fz-meta);
  letter-spacing: 0.04em;
  color: var(--c-mist);
}

.page-about__hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.page-about__hero-meta span + span::before {
  content: "·";
  color: var(--c-neon);
}

.page-about__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
}

.page-about__origin,
.page-about__milestone,
.page-about__products,
.page-about__philosophy {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.page-about__origin .editorial-grid,
.page-about__philosophy-grid {
  gap: 2rem;
}

.page-about__sec-note-label {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: var(--fz-meta);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-neon);
}

.page-about__sec-note-text {
  margin: 0;
  font-size: var(--fz-small);
  line-height: 1.75;
  color: var(--c-mist);
}

.page-about__origin-figure {
  margin: 1.75rem 0;
}

.page-about .note-line a {
  color: var(--c-neon);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.page-about .note-line a:hover,
.page-about .note-line a:focus-visible {
  border-bottom-color: var(--c-neon);
}

.page-about__sec-head {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.page-about__sec-num {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--c-neon);
  text-shadow: 0 0 24px rgba(57, 255, 20, 0.18);
  white-space: nowrap;
}

.page-about__sec-title {
  padding-top: 0.4rem;
}

.page-about__sec-title .page-about__kicker {
  margin-bottom: 0.375rem;
}

.page-about__sec-title h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--fz-h2);
  font-weight: 700;
}

.page-about__milestone {
  border-top: 1px solid rgba(184, 199, 217, 0.12);
  border-bottom: 1px solid rgba(184, 199, 217, 0.12);
  background: linear-gradient(180deg, rgba(8, 21, 42, 0.72), rgba(11, 31, 58, 0.92));
}

.page-about__timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1rem 0 0.5rem;
}

.page-about__timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 12px;
  width: 2px;
  background: linear-gradient(180deg, rgba(108, 74, 182, 0.1), rgba(108, 74, 182, 0.7) 18%, rgba(108, 74, 182, 0.7) 82%, rgba(108, 74, 182, 0.1));
}

.page-about__tl-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
  padding: 0 0 2.5rem 48px;
}

.page-about__tl-item::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 6px;
  width: 14px;
  height: 14px;
  background: var(--c-space);
  border: 2px solid var(--c-neon);
  transform: rotate(45deg);
  box-shadow: 0 0 10px rgba(57, 255, 20, 0.45);
}

.page-about__tl-year {
  margin-bottom: 0.625rem;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  line-height: 1;
  color: var(--c-neon);
  text-shadow: 0 0 18px rgba(57, 255, 20, 0.3);
  transition: text-shadow var(--transition);
}

.page-about__tl-card {
  max-width: 30rem;
  padding: 1.125rem 1.25rem;
  background: var(--tl-card-bg);
  border: 1px solid var(--tl-border);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.page-about__tl-card h3 {
  margin: 0 0 0.5rem;
  font-size: var(--fz-h3);
  font-weight: 700;
}

.page-about__tl-card p {
  margin: 0;
  font-size: var(--fz-small);
  line-height: 1.75;
  color: var(--c-mist);
}

.page-about__tl-item:hover .page-about__tl-card {
  transform: translateY(-3px);
  border-color: var(--c-neon);
  box-shadow: 0 8px 24px rgba(57, 255, 20, 0.08);
}

.page-about__tl-item:hover .page-about__tl-year {
  text-shadow: 0 0 30px rgba(57, 255, 20, 0.55);
}

.page-about__version-figure {
  margin: 2.5rem auto 0;
  text-align: center;
}

.page-about__version-figure .img-frame {
  max-width: 56rem;
  margin: 0 auto 0.875rem;
}

.page-about__version-figure figcaption {
  margin: 0;
}

.page-about__products-lead {
  max-width: 42rem;
  margin: 0 0 2rem;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-about__product-grid {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.page-about__product-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.5rem 1.5rem 1.75rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.page-about__product-card:hover {
  transform: translateY(-4px);
  border-color: var(--c-neon);
  box-shadow: 0 12px 28px rgba(57, 255, 20, 0.08);
}

.page-about__product-tag {
  display: inline-block;
  align-self: flex-start;
  margin: 0 0 1rem;
  padding: 0.25rem 0.625rem;
  border: 1px solid rgba(57, 255, 20, 0.35);
  background: rgba(57, 255, 20, 0.06);
  font-family: var(--font-mono);
  font-size: var(--fz-meta);
  letter-spacing: 0.18em;
  color: var(--c-neon);
}

.page-about__product-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.375rem;
}

.page-about__product-card p {
  flex: 1;
  margin: 0 0 1.25rem;
  font-size: var(--fz-small);
  line-height: 1.8;
  color: var(--c-mist);
}

.page-about__product-link {
  font-weight: 700;
  font-size: var(--fz-small);
  color: var(--c-neon);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.page-about__product-link:hover,
.page-about__product-link:focus-visible {
  border-bottom-color: var(--c-neon);
}

.page-about__product-note {
  margin-top: 2rem;
}

.page-about__philosophy {
  border-top: 1px solid rgba(108, 74, 182, 0.35);
  background:
    linear-gradient(135deg, rgba(108, 74, 182, 0.18), rgba(11, 31, 58, 0.92) 45%),
    radial-gradient(circle at 90% 15%, rgba(57, 255, 20, 0.08), transparent 18rem);
}

.page-about__philosophy-figure {
  margin: 0 0 1.75rem;
}

.page-about__principles {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
}

.page-about__principles li {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(184, 199, 217, 0.14);
}

.page-about__principles li:last-child {
  border-bottom: 0;
}

.page-about__principle-num {
  min-width: 2.25rem;
  font-family: var(--font-display);
  font-size: var(--fz-h3);
  line-height: 1.2;
  color: var(--c-neon);
}

.page-about__principles strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 1rem;
  font-weight: 700;
}

.page-about__principles p {
  margin: 0;
  color: var(--c-mist);
  font-size: var(--fz-small);
  line-height: 1.7;
}

.page-about__capabilities {
  margin-top: 3rem;
  padding: 2rem 1.5rem 2.25rem;
  background: rgba(10, 14, 26, 0.55);
  border: 1px solid rgba(108, 74, 182, 0.4);
  border-left: 3px solid var(--c-neon);
}

.page-about__capabilities-title {
  margin: 0 0 1.5rem;
  font-size: var(--fz-h3);
  font-weight: 700;
}

.page-about__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 1.5rem;
}

.page-about__stat {
  text-align: center;
}

.page-about__stat-num {
  display: block;
  margin-bottom: 0.375rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.1;
  color: var(--c-neon);
  text-shadow: 0 0 16px rgba(57, 255, 20, 0.25);
}

.page-about__stat-label {
  display: block;
  font-size: var(--fz-meta);
  letter-spacing: 0.08em;
  color: var(--c-mist);
}

.page-about__capabilities-note {
  margin: 2rem 0 0;
  text-align: center;
}

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

@media (min-width: 768px) {
  .page-about__hero {
    padding: 4.5rem 0 5rem;
  }

  .page-about__hero-inner {
    grid-template-columns: 8rem 1fr;
    gap: 3rem;
  }

  .page-about__hero-index {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding-top: 0.75rem;
  }

  .page-about__hero-line {
    width: 2px;
    height: 3.5rem;
  }

  .page-about__origin,
  .page-about__milestone,
  .page-about__products,
  .page-about__philosophy {
    padding-top: 5.5rem;
    padding-bottom: 5.5rem;
  }

  .page-about__timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .page-about__tl-item {
    width: calc(50% - 48px);
    padding-left: 0;
  }

  .page-about__tl-item--left {
    align-self: flex-start;
    align-items: flex-end;
  }

  .page-about__tl-item--right {
    align-self: flex-end;
    align-items: flex-start;
  }

  .page-about__tl-item--left::before {
    left: auto;
    right: 41px;
  }

  .page-about__tl-item--right::before {
    left: 41px;
  }

  .page-about__tl-item--left .page-about__tl-card {
    text-align: left;
  }

  .page-about__product-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-about__capabilities {
    padding: 2.5rem 2.5rem 2.75rem;
  }
}

@media (min-width: 1024px) {
  .page-about__product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
  }

  .page-about__product-card--raised {
    margin-top: 2.5rem;
  }

  .page-about__product-card--drop {
    margin-top: 1.25rem;
  }

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