.page-about {
  --about-accent: var(--color-accent);
  --about-warning: var(--color-warning);
  --about-grid: var(--color-grid);
  color: var(--color-text);
  background-color: var(--color-bg);
  padding: 24px 0 96px;
}
.page-about .about-wrap {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 16px;
}
.page-about section {
  padding-block: 56px;
}
.page-about .about-hero {
  display: grid;
  gap: 32px;
  align-items: center;
  padding: 24px 0 48px;
}
.page-about .about-section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 20px;
  padding: 5px 10px;
  border: 1px solid var(--color-grid);
  background-color: var(--color-bg-alt);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  text-transform: uppercase;
}
.page-about h1 {
  margin: 12px 0 20px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-text);
  transform: skewX(-6deg);
}
.page-about h2 {
  margin: 0 0 24px;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.page-about h3 {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
}
.page-about p {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text);
}
.page-about .about-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  text-transform: uppercase;
}
.page-about .about-hero__eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background-color: var(--color-accent);
}
.page-about .about-hero__lead {
  max-width: 46em;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
}
.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--color-grid);
}
.page-about .about-hero__stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-accent);
  transform: skewX(-6deg);
}
.page-about .about-hero__stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-muted);
}
.page-about .about-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}
.page-about .about-hero__visual {
  position: relative;
  border: 1px solid var(--color-grid);
  background-color: var(--color-bg);
  overflow: hidden;
}
.page-about .about-hero__visual::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent) 0 60%, transparent 60%);
}
.page-about .about-hero__map {
  display: block;
  width: 100%;
  height: auto;
}
.page-about .about-origin {
  border-block: 1px solid var(--color-grid);
  background-color: rgba(18, 42, 74, 0.35);
  background-image: linear-gradient(var(--color-grid) 1px, transparent 1px);
  background-size: 100% 32px;
}
.page-about .about-origin__grid {
  display: grid;
  gap: 24px;
}
.page-about .about-origin__text p:last-child {
  margin-bottom: 0;
}
.page-about .about-origin__note {
  position: relative;
  margin-top: 16px;
  padding: 24px 20px;
  border: 1px solid var(--color-grid);
  background-color: var(--color-bg);
}
.page-about .about-origin__note::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  width: 12px;
  height: 12px;
  border-top: 2px solid var(--color-warning);
  border-left: 2px solid var(--color-warning);
}
.page-about .about-origin__quote {
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text);
  transform: skewX(-6deg);
}
.page-about .about-origin__meta {
  margin-bottom: 0;
  font-size: 13px;
  color: var(--color-muted);
}
.page-about .about-data {
  border-bottom: 1px solid var(--color-grid);
  background: linear-gradient(120deg, rgba(18, 42, 74, 0.5) 0%, rgba(11, 29, 58, 0.2) 60%);
}
.page-about .about-data__grid {
  display: grid;
  gap: 32px;
}
.page-about .about-data__rail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background-color: var(--color-grid);
  border: 1px solid var(--color-grid);
}
.page-about .about-data__item {
  background-color: var(--color-bg);
  padding: 20px 16px;
}
.page-about .about-data__num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-accent);
  transform: skewX(-6deg);
}
.page-about .about-data__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.4;
  color: var(--color-muted);
}
.page-about .about-data__content p {
  max-width: 68ch;
}
.page-about .about-data__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}
.page-about .about-data__list li {
  position: relative;
  margin-bottom: 10px;
  padding-left: 20px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
}
.page-about .about-data__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--color-accent);
  transform: rotate(45deg);
}
.page-about .about-data__visual {
  margin-top: 8px;
  position: relative;
}
.page-about .about-data__visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--color-grid);
  background-color: var(--color-bg-alt);
}
.page-about .about-boundary {
  border-bottom: 1px solid var(--color-grid);
}
.page-about .about-boundary__grid {
  display: grid;
  gap: 24px;
  align-items: start;
}
.page-about .about-boundary__text p {
  max-width: 62ch;
}
.page-about .about-boundary__flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 24px 0;
  padding: 16px;
  border: 1px solid var(--color-grid);
  background-color: var(--color-bg);
}
.page-about .about-boundary__flow-step {
  padding: 4px 8px;
  border: 1px solid var(--color-grid);
  background-color: var(--color-bg-alt);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text);
}
.page-about .about-boundary__flow-step:first-child {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.page-about .about-boundary__flow-arrow {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-warning);
}
.page-about .about-boundary__img {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 32px;
  border: 1px solid var(--color-grid);
}
.page-about .about-milestones {
  background-color: rgba(18, 42, 74, 0.4);
  border-bottom: 1px solid var(--color-grid);
}
.page-about .about-milestones__lead {
  max-width: 60ch;
}
.page-about .about-timeline {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
}
.page-about .about-timeline__item {
  position: relative;
  padding-left: 24px;
  border-left: 2px solid var(--color-grid);
}
.page-about .about-timeline__item + .about-timeline__item {
  margin-top: 28px;
}
.page-about .about-timeline__item::before {
  content: '';
  position: absolute;
  left: -7px;
  top: 6px;
  width: 12px;
  height: 12px;
  background-color: var(--color-bg);
  border: 2px solid var(--color-accent);
  transform: rotate(45deg);
}
.page-about .about-timeline__item:nth-child(even)::before {
  border-color: var(--color-warning);
}
.page-about .about-timeline__year {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
  transform: skewX(-6deg);
}
.page-about .about-timeline__tag {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-warning);
  border: 1px solid var(--color-warning);
  opacity: 0.65;
  transition: opacity 0.2s, background-color 0.2s;
}
.page-about .about-timeline__item:hover .about-timeline__tag,
.page-about .about-timeline__item:focus-within .about-timeline__tag {
  opacity: 1;
  background-color: var(--color-warning);
  color: var(--color-bg);
}
.page-about .about-timeline__item p {
  margin-bottom: 0;
  font-size: 14px;
}
.page-about .about-milestones__img {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 32px;
  border: 1px solid var(--color-grid);
  background-color: var(--color-bg-alt);
}
.page-about .about-contact__grid {
  display: grid;
  gap: 32px;
}
.page-about .about-contact__intro p {
  max-width: 58ch;
}
.page-about .about-contact__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-muted);
}
.page-about .about-contact__meta a {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-about .about-contact__meta a:hover,
.page-about .about-contact__meta a:focus-visible {
  border-bottom-color: var(--color-accent);
}
.page-about .about-contact__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--color-grid);
  background-color: var(--color-bg-alt);
}
.page-about .about-contact__list li {
  display: grid;
  gap: 4px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-grid);
}
.page-about .about-contact__list li:last-child {
  border-bottom: none;
}
.page-about .about-contact__type {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-muted);
}
.page-about .about-contact__value {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--color-text);
  word-break: break-all;
}
.page-about .about-contact__note {
  margin-top: 24px;
  font-size: 13px;
  color: var(--color-muted);
}
@media (min-width: 700px) {
  .page-about .about-origin__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 64px;
    align-items: start;
  }
  .page-about .about-origin__note {
    margin-top: 0;
  }
  .page-about .about-boundary__grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
  }
  .page-about .about-boundary__img {
    width: 66%;
    margin-left: auto;
  }
}
@media (min-width: 768px) {
  .page-about .about-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
  }
  .page-about .about-timeline__item {
    padding: 24px 20px 0 0;
    border-left: none;
    border-top: 2px solid var(--color-grid);
  }
  .page-about .about-timeline__item + .about-timeline__item {
    margin-top: 0;
  }
  .page-about .about-timeline__item::before {
    left: 0;
    top: -7px;
  }
}
@media (min-width: 900px) {
  .page-about .about-hero {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 48px;
    padding: 48px 0 64px;
  }
  .page-about .about-hero__visual {
    min-height: 340px;
  }
}
@media (min-width: 900px) {
  .page-about .about-data__grid {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 64px;
  }
  .page-about .about-data__rail {
    grid-template-columns: 1fr;
    align-content: start;
    position: sticky;
    top: 100px;
  }
  .page-about .about-data__item {
    padding: 24px 20px;
  }
  .page-about .about-contact__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 64px;
  }
}