.page-about {
  --page-about-navy: #1A2A44;
  --page-about-neon: #39FF14;
  --page-about-orange: #FF6B35;
  --page-about-cloud: #F8F9FA;
  --page-about-text-light: #FFFFFF;
  --page-about-text-secondary-dark: #5A5F6A;
  --page-about-border-dark: #2D3A4F;
  background: var(--color-primary-deep-blue);
  color: var(--color-text-light);
  overflow-x: hidden;
}

.page-about .container {
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: 24px;
}

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

.page-about section[id],
.page-about-hero {
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.page-about .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: calc(var(--header-height) + 24px);
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--color-text-secondary-light);
}

.page-about .breadcrumb-link {
  color: var(--color-text-secondary-light);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

.page-about .breadcrumb-link:hover {
  color: var(--color-accent-neon);
}

.page-about .breadcrumb-current {
  color: var(--color-text-light);
}

.page-about-hero {
  position: relative;
  padding: 56px 0 40px;
  background:
    radial-gradient(circle at 85% 15%, rgba(57, 255, 20, 0.18), transparent 34%),
    linear-gradient(120deg, transparent 0%, rgba(255, 107, 53, 0.25) 100%);
}

.page-about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(115deg, transparent 0 68%, rgba(57, 255, 20, 0.12) 68% 69%, transparent 69%),
    linear-gradient(115deg, transparent 0 76%, rgba(255, 107, 53, 0.16) 76% 77%, transparent 77%);
}

.page-about-hero-inner,
.page-about-anchors {
  position: relative;
  z-index: 1;
}

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

.page-about-hero-main {
  min-width: 0;
}

.page-about-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent-neon);
}

.page-about-kicker-dot {
  width: 10px;
  height: 10px;
  background: var(--color-accent-neon);
  transform: rotate(45deg);
}

.page-about h1 {
  margin: 0 0 24px;
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 7vw, 5.25rem);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.03em;
  transform: skewX(-4deg);
  transform-origin: left center;
}

.page-about-story-block {
  margin-bottom: 28px;
  padding-left: 18px;
  border-left: 3px solid var(--color-accent-neon);
}

.page-about-story-block h2 {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--color-accent-neon);
}

.page-about-story-block p {
  margin: 0 0 12px;
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.8;
}

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

.page-about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.page-about .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease, background var(--transition-speed) ease;
}

.page-about .btn:focus-visible {
  clip-path: none;
  outline: 3px solid var(--color-accent-neon);
  outline-offset: 3px;
}

.page-about .btn-primary {
  background: var(--color-accent-neon);
  color: var(--color-primary-deep-blue);
}

.page-about .btn-primary:hover {
  box-shadow: 0 10px 30px rgba(57, 255, 20, 0.25);
  transform: translateY(-2px);
}

.page-about .btn-ghost {
  background: transparent;
  border: 1px solid var(--color-accent-neon);
  color: var(--color-accent-neon);
}

.page-about .btn-ghost:hover {
  background: rgba(57, 255, 20, 0.1);
  transform: translateY(-2px);
}

.page-about-quote {
  position: relative;
  align-self: start;
  padding: 28px 24px 26px 36px;
  background: var(--color-secondary-navy);
  border-left: 4px solid var(--color-accent-orange);
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 32px 100%, 0 calc(100% - 32px));
}

.page-about-quote-double {
  position: absolute;
  top: 4px;
  left: 14px;
  font-family: var(--font-heading);
  font-size: 3rem;
  line-height: 1;
  color: var(--color-accent-orange);
}

.page-about-quote-text {
  margin: 12px 0;
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.8;
  color: var(--color-text-light);
}

.page-about-quote-foot {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary-light);
}

.page-about-anchors {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border-dark);
}

.page-about-anchors a {
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

.page-about-anchors a:hover {
  color: var(--color-accent-neon);
}

.page-about .section-header {
  display: grid;
  gap: 16px;
  margin-bottom: 48px;
  position: relative;
}

.page-about .section-index {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent-neon);
}

.page-about .section-index::after {
  content: "";
  width: 56px;
  height: 2px;
  background: var(--color-accent-neon);
}

.page-about .section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.page-about .section-sub {
  margin: 0;
  max-width: 720px;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-secondary-light);
}

.page-about-timeline-wrap {
  padding: 96px 0 72px;
  background: linear-gradient(180deg, var(--color-primary-deep-blue) 0%, #0D1730 100%);
  border-top: 4px solid;
  border-image: linear-gradient(90deg, var(--color-accent-neon) 0%, var(--color-accent-orange) 60%, transparent 100%) 1;
}

.page-about-timeline {
  position: relative;
  display: grid;
  gap: 36px;
  padding-left: 32px;
}

.page-about-timeline::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 14px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent-neon) 0%, var(--color-accent-orange) 100%);
  opacity: 0.5;
}

.page-about-timeline-item {
  position: relative;
}

.page-about-timeline-item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 34px;
  width: 14px;
  height: 14px;
  background: var(--color-primary-deep-blue);
  border: 3px solid var(--color-accent-neon);
  transform: rotate(45deg);
}

.page-about-milestone-year {
  display: inline-block;
  margin-bottom: 12px;
  padding: 6px 12px;
  background: rgba(57, 255, 20, 0.12);
  border: 1px solid var(--color-accent-neon);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent-neon);
}

.page-about-timeline-item h3 {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-text-light);
}

.page-about-timeline-item p {
  margin: 0;
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-about-timeline-foot {
  margin-top: 48px;
  padding: 18px 20px;
  background: rgba(255, 107, 53, 0.08);
  border-left: 4px solid var(--color-accent-orange);
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  line-height: 1.7;
}

.page-about-era {
  margin: 48px 0 0;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 48px) 0, 100% 48px, 100% 100%, 48px 100%, 0 calc(100% - 48px));
}

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

.page-about-era figcaption {
  padding: 12px 16px 16px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.6;
}

.page-about-tech {
  padding: 112px 0;
  background: var(--color-light-cloud);
  color: var(--color-text-dark);
  clip-path: polygon(0 48px, 100% 0, 100% calc(100% - 48px), 0 100%);
}

.page-about-tech-grid {
  display: grid;
  gap: 56px;
  align-items: center;
}

.page-about-tech-content {
  min-width: 0;
}

.page-about-tech .section-title,
.page-about-team .section-title {
  color: var(--color-text-dark);
}

.page-about-tech .section-index,
.page-about-team .section-index {
  color: var(--color-primary-deep-blue);
}

.page-about-tech .section-index::after,
.page-about-team .section-index::after {
  background: var(--color-primary-deep-blue);
}

.page-about-tech .section-sub,
.page-about-team .section-sub {
  color: var(--color-text-secondary-dark);
}

.page-about-tech-points {
  display: grid;
  gap: 20px;
  margin: 32px 0 36px;
}

.page-about-tech-point {
  padding: 20px;
  background: var(--color-text-light);
  border: 1px solid var(--color-border-light);
  border-left: 4px solid var(--color-accent-orange);
  box-shadow: 0 8px 24px rgba(11, 22, 40, 0.06);
}

.page-about-tech-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 2.5rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent-orange);
}

.page-about-tech-point h3 {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 900;
}

.page-about-tech-point p {
  margin: 0;
  color: var(--color-text-secondary-dark);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.7;
}

.page-about-tech-visual {
  margin: 0;
  padding: 12px;
  background: var(--color-primary-deep-blue);
  clip-path: polygon(0 0, calc(100% - 48px) 0, 100% 48px, 100% 100%, 48px 100%, 0 calc(100% - 48px));
}

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

.page-about-tech-visual figcaption {
  padding: 12px 8px 8px;
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.6;
}

.page-about-scale {
  position: relative;
  padding: 112px 0;
  background: var(--color-primary-deep-blue);
  color: var(--color-text-light);
}

.page-about-scale::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(255, 107, 53, 0.12), transparent 30%),
    linear-gradient(135deg, transparent 65%, rgba(57, 255, 20, 0.08) 100%);
  pointer-events: none;
}

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

.page-about-scale-grid {
  display: grid;
  gap: 48px;
  align-items: center;
}

.page-about-scale-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.page-about-scale-fact {
  position: relative;
  overflow: hidden;
  padding: 24px 20px;
  background: var(--color-secondary-navy);
  border: 1px solid var(--color-border-dark);
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
}

.page-about-scale-fact::after {
  content: "";
  position: absolute;
  right: -14px;
  bottom: -14px;
  width: 48px;
  height: 48px;
  background: rgba(57, 255, 20, 0.12);
  transform: rotate(45deg);
}

.page-about-scale-value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 6vw, 2.75rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent-neon);
}

.page-about-scale-label {
  display: block;
  margin-top: 10px;
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.page-about-scale-visual {
  margin: 0;
  padding: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border-dark);
}

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

.page-about-scale-visual figcaption {
  margin-top: 12px;
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.6;
}

.page-about-scale-note {
  margin-top: 40px;
  padding: 18px 20px;
  background: rgba(57, 255, 20, 0.06);
  border-left: 4px solid var(--color-accent-neon);
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  line-height: 1.8;
}

.page-about-team {
  padding: 112px 0;
  background: var(--color-light-cloud);
  color: var(--color-text-dark);
}

.page-about-team-grid {
  display: grid;
  gap: 20px;
  margin-bottom: 32px;
}

.page-about-team-card {
  position: relative;
  padding: 28px 24px;
  background: var(--color-text-light);
  border: 1px solid var(--color-border-light);
  box-shadow: 0 6px 18px rgba(11, 22, 40, 0.05);
}

.page-about-team-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 28px;
  width: 4px;
  height: 48px;
  background: var(--color-accent-neon);
}

.page-about-team-num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent-orange);
}

.page-about-team-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 900;
}

.page-about-team-card p {
  margin: 0;
  color: var(--color-text-secondary-dark);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.7;
}

.page-about-team-value {
  background: var(--color-primary-deep-blue);
  border-color: var(--color-primary-deep-blue);
  box-shadow: 0 12px 28px rgba(10, 17, 40, 0.18);
}

.page-about-team-value h3 {
  color: var(--color-text-light);
}

.page-about-team-value .page-about-team-num {
  color: var(--color-accent-neon);
}

.page-about-team-value p {
  color: var(--color-text-secondary-light);
}

.page-about-team-note {
  display: grid;
  gap: 16px;
  padding: 24px;
  background: var(--color-text-light);
  border: 1px solid var(--color-border-light);
}

.page-about-team-note p {
  margin: 0;
  color: var(--color-text-secondary-dark);
  font-family: var(--font-body);
  line-height: 1.8;
}

.page-about-team-note a {
  color: var(--color-primary-deep-blue);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-about-team-note a:hover {
  color: var(--color-accent-orange);
}

.page-about-ecosystem {
  position: relative;
  padding: 112px 0 96px;
  background: var(--color-primary-deep-blue);
  color: var(--color-text-light);
  border-top: 1px solid var(--color-border-dark);
}

.page-about-ecosystem::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 107, 53, 0.08) 30%, rgba(255, 107, 53, 0.03) 40%, transparent 40%);
  pointer-events: none;
}

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

.page-about-eco-grid {
  display: grid;
  gap: 20px;
}

.page-about-eco-card {
  padding: 28px 24px;
  background: var(--color-secondary-navy);
  border-left: 4px solid var(--color-accent-orange);
}

.page-about-eco-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--color-accent-orange);
}

.page-about-eco-card p {
  margin: 0;
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-about-eco-award {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
  padding: 18px 20px;
  background: rgba(57, 255, 20, 0.08);
  border: 1px solid rgba(57, 255, 20, 0.25);
}

.page-about-eco-award p {
  margin: 0;
  color: var(--color-text-light);
  font-family: var(--font-body);
  line-height: 1.7;
}

.page-about .tag {
  display: inline-block;
  padding: 5px 10px;
  background: transparent;
  border: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-about .tag-update {
  color: var(--color-accent-orange);
}

.page-about-cta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border-dark);
}

.page-about-cta-link {
  color: var(--color-text-secondary-light);
  font-family: var(--font-body);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color var(--transition-speed) ease;
}

.page-about-cta-link:hover {
  color: var(--color-accent-neon);
}

@media (min-width: 768px) {
  .page-about-hero {
    padding: 88px 0 56px;
  }

  .page-about-hero-inner {
    grid-template-columns: 1.4fr 0.6fr;
    gap: 40px;
    align-items: start;
  }

  .page-about-story-block {
    padding-left: 24px;
  }

  .page-about-tech-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 64px;
  }

  .page-about-tech-points {
    grid-template-columns: 1fr 1fr;
  }

  .page-about-tech-point:last-child {
    grid-column: 1 / -1;
  }

  .page-about-scale-grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 56px;
    align-items: center;
  }

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

  .page-about-team-value {
    grid-column: 1 / -1;
  }

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

  .page-about-eco-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  .page-about h1 {
    font-size: 5.5rem;
  }

  .page-about-timeline {
    grid-template-columns: 1fr 1fr;
    column-gap: 72px;
    padding-left: 0;
  }

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

  .page-about-timeline-item {
    padding-right: 56px;
  }

  .page-about-timeline-item:nth-child(even) {
    grid-column: 2;
    padding-right: 0;
    padding-left: 56px;
  }

  .page-about-timeline-item::before {
    left: auto;
    right: -8px;
  }

  .page-about-timeline-item:nth-child(even)::before {
    right: auto;
    left: -8px;
  }

  .page-about-tech-point:last-child {
    grid-column: auto;
  }

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

  .page-about-team-value {
    grid-column: auto;
  }

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

  .page-about-eco-card:last-child {
    grid-column: auto;
  }
}