.page-about {
  --about-line: rgba(0, 229, 255, 0.18);
  --about-glow: rgba(0, 229, 255, 0.12);
  --about-card-border: rgba(0, 229, 255, 0.28);
  --about-orange-soft: rgba(255, 107, 0, 0.14);
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-about .container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

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

.page-about .breadcrumbs {
  margin-bottom: 1.5rem;
}

.page-about .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--size-caption);
}

.page-about .breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-about .breadcrumbs li + li::before {
  content: "/";
  color: var(--c-cyan);
  font-weight: 700;
}

.page-about .breadcrumbs a {
  color: var(--c-text-muted);
  text-decoration: none;
}

.page-about .breadcrumbs a:hover {
  color: var(--c-cyan);
}

.page-about .breadcrumbs [aria-current="page"] {
  color: var(--c-orange);
}

.page-about .about-masthead {
  position: relative;
  padding: 2.5rem 0 2.75rem;
  border-bottom: 5px solid var(--c-orange);
  margin-bottom: 1rem;
}

.page-about .about-masthead::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -5px;
  height: 5px;
  width: 36%;
  background: var(--c-cyan);
}

.page-about .about-masthead__title {
  font-family: var(--font-title);
  font-size: var(--size-display);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
  max-width: 18em;
}

.page-about .about-masthead__lead {
  color: var(--c-text-muted);
  font-size: 1.0625rem;
  line-height: 1.85;
  max-width: 46em;
  margin: 0;
}

.page-about .about-masthead__marks {
  display: flex;
  gap: 0.4rem;
  margin-top: 1.75rem;
}

.page-about .about-masthead__marks span {
  width: 2.25rem;
  height: 6px;
  background: var(--c-cyan);
  transform: skewX(-28deg);
}

.page-about .about-masthead__marks span:nth-child(3n) {
  background: var(--c-orange);
}

.page-about .section {
  padding: 3rem 0;
}

.page-about .about-block-head {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2.25rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--about-line);
  position: relative;
}

.page-about .about-block-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  height: 3px;
  width: 68px;
  background: var(--c-orange);
}

.page-about .about-block-head__index {
  font-family: var(--font-title);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 0.9;
  color: var(--c-orange);
  flex-shrink: 0;
}

.page-about .about-block-head h2 {
  font-family: var(--font-title);
  font-size: var(--size-h1);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 0.375rem;
}

.page-about .about-block-head p {
  margin: 0;
  color: var(--c-text-muted);
  font-size: var(--size-caption);
  line-height: 1.6;
}

.page-about .about-origin {
  position: relative;
  padding-top: 2.5rem;
}

.page-about .about-origin__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
}

.page-about .about-origin__content {
  position: relative;
  padding-left: 0;
}

.page-about .about-origin__content .about-block-head {
  margin-bottom: 1.5rem;
}

.page-about .about-origin__lead {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--c-text);
  margin: 0 0 1rem;
}

.page-about .about-origin__content p:not(.about-origin__lead) {
  color: var(--c-text-muted);
  line-height: 1.8;
  margin: 0 0 1rem;
}

.page-about .about-origin__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-about .about-origin__visual {
  position: relative;
  order: -1;
}

.page-about .about-origin__visual::after {
  content: "";
  position: absolute;
  right: -0.75rem;
  bottom: -0.75rem;
  width: 64%;
  height: 0.875rem;
  background: var(--c-orange);
  z-index: 0;
}

.page-about .about-origin__visual img {
  position: relative;
  z-index: 1;
  width: 100%;
  border: 3px solid var(--c-cyan);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.35);
  filter: saturate(0.9) contrast(1.05);
}

.page-about .about-milestones {
  background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-bg-float) 45%, var(--c-bg) 100%);
  position: relative;
  padding-top: 4rem;
}

.page-about .about-milestones__timeline {
  position: relative;
  padding: 1rem 0;
}

.page-about .about-milestones__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
  pointer-events: none;
  border-radius: var(--radius);
}

.page-about .about-timeline {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--c-cyan) 0%, rgba(0, 229, 255, 0.4) 62%, var(--c-orange) 100%);
  opacity: 0.6;
}

.page-about .about-timeline__item {
  position: relative;
  padding-left: 3.5rem;
  padding-top: 8px;
  margin-bottom: 2.75rem;
}

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

.page-about .about-timeline__year {
  display: inline-block;
  font-family: var(--font-title);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--c-cyan);
  line-height: 1.2;
  margin-bottom: 0.625rem;
  padding-right: 0.75rem;
  letter-spacing: 0.02em;
}

.page-about .about-timeline__node {
  position: absolute;
  left: 0;
  top: 16px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--c-bg-card);
  border: 3px solid var(--c-orange);
  box-shadow: 0 0 0 5px var(--about-orange-soft);
  transition: box-shadow 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}

.page-about .about-timeline__item:hover .about-timeline__node,
.page-about .about-timeline__node:focus {
  box-shadow: 0 0 0 8px rgba(255, 107, 0, 0.22), 0 0 22px rgba(255, 107, 0, 0.55);
  transform: scale(1.08);
}

.page-about .about-timeline__card {
  background: var(--c-bg-card);
  border: 1px solid var(--about-card-border);
  border-left: 4px solid var(--c-orange);
  padding: 1.25rem 1.375rem;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.3);
  transition: transform 0.3s var(--ease-out), border-left-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-about .about-timeline__item:hover .about-timeline__card {
  transform: translateX(4px);
  border-left-color: var(--c-cyan);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.32);
}

.page-about .about-timeline__card h3 {
  font-family: var(--font-title);
  font-size: var(--size-h3);
  font-weight: 600;
  margin: 0 0 0.5rem;
}

.page-about .about-timeline__card p {
  color: var(--c-text-muted);
  font-size: var(--size-body);
  line-height: 1.7;
  margin: 0;
}

.page-about .about-scope {
  padding-top: 4rem;
}

.page-about .about-scope__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-about .about-scope__card {
  background: var(--c-bg-card);
  border: 1px solid var(--about-card-border);
  border-top: 3px solid var(--c-cyan);
  padding: 1.5rem;
  position: relative;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.28);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.page-about .about-scope__card:hover {
  transform: translateY(-3px);
  border-color: var(--c-cyan);
  box-shadow: 6px 10px 0 rgba(0, 0, 0, 0.32);
}

.page-about .about-scope__num {
  position: absolute;
  top: 1.125rem;
  right: 1.125rem;
  font-family: var(--font-title);
  font-size: 1.875rem;
  font-weight: 700;
  color: rgba(0, 229, 255, 0.22);
  line-height: 1;
}

.page-about .about-scope__card h3 {
  font-family: var(--font-title);
  font-size: var(--size-h3);
  font-weight: 600;
  margin: 0 2.5rem 0.625rem 0;
}

.page-about .about-scope__card > p {
  color: var(--c-text-muted);
  line-height: 1.7;
  margin: 0;
}

.page-about .about-scope__details {
  margin-top: 1rem;
  border-top: 1px dashed var(--about-line);
}

.page-about .about-scope__details summary {
  cursor: pointer;
  color: var(--c-cyan);
  font-weight: 600;
  font-size: var(--size-caption);
  padding: 0.75rem 0 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  user-select: none;
}

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

.page-about .about-scope__details summary::before {
  content: "+";
  font-size: 1.25rem;
  line-height: 1;
  color: var(--c-orange);
  font-weight: 700;
}

.page-about .about-scope__details[open] summary::before {
  content: "−";
}

.page-about .about-scope__details ul {
  margin: 0.625rem 0 0;
  padding-left: 1.25rem;
  color: var(--c-text-muted);
  font-size: var(--size-caption);
  line-height: 1.7;
}

.page-about .about-scope__details li + li {
  margin-top: 0.25rem;
}

.page-about .about-scope__figure {
  margin: 3rem auto 0;
  max-width: 900px;
  position: relative;
  border: 2px solid var(--about-card-border);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.28);
}

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

.page-about .about-scope__figure figcaption {
  padding: 0.875rem 1rem;
  color: var(--c-text-muted);
  font-size: var(--size-caption);
  background: var(--c-bg-card);
  border-top: 1px solid var(--about-line);
}

.page-about .about-security {
  background: var(--c-bg-float);
  position: relative;
}

.page-about .about-security__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.page-about .about-security__stat {
  background: var(--c-bg-card);
  border: 1px solid var(--about-card-border);
  padding: 1.5rem 1rem;
  text-align: center;
  position: relative;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.28);
}

.page-about .about-security__stat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--c-cyan);
}

.page-about .about-security__stat:last-child::before {
  background: var(--c-orange);
}

.page-about .about-security__num {
  font-family: var(--font-title);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--c-cyan);
  display: block;
  line-height: 1.1;
}

.page-about .about-security__label {
  font-size: var(--size-caption);
  color: var(--c-text-muted);
  margin-top: 0.5rem;
  display: block;
}

.page-about .about-security__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-about .about-security__card {
  background: var(--c-bg);
  border: 2px solid var(--about-card-border);
  padding: 1.5rem;
  position: relative;
  transition: transform 0.3s var(--ease-out), border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-about .about-security__card:hover {
  border-color: var(--c-cyan);
  transform: translateY(-3px);
  box-shadow: 0 10px 0 rgba(0, 0, 0, 0.3);
}

.page-about .about-security__card h3 {
  font-family: var(--font-title);
  font-size: var(--size-h3);
  font-weight: 600;
  margin: 0 0 0.625rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-about .about-security__card h3::before {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--c-orange);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
  flex-shrink: 0;
}

.page-about .about-security__card p {
  color: var(--c-text-muted);
  line-height: 1.75;
  margin: 0;
}

.page-about .about-vision {
  position: relative;
  overflow: hidden;
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.page-about .about-vision::before {
  content: "";
  position: absolute;
  top: -2rem;
  right: -3rem;
  width: 45%;
  height: 45%;
  background: linear-gradient(135deg, transparent 45%, var(--about-glow) 45%, var(--about-glow) 55%, transparent 55%);
  background-size: 14px 14px;
  pointer-events: none;
}

.page-about .about-vision__inner {
  background:
    linear-gradient(135deg, rgba(0, 229, 255, 0.09), rgba(0, 229, 255, 0.01) 58%),
    var(--c-bg-card);
  border: 2px solid rgba(0, 229, 255, 0.32);
  padding: 2.5rem 1.5rem;
  position: relative;
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.3);
}

.page-about .about-vision__inner::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 38%;
  height: 4px;
  background: var(--c-orange);
}

.page-about .about-vision__label {
  display: inline-block;
  font-family: var(--font-title);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-orange);
  font-size: var(--size-caption);
  margin-bottom: 1rem;
  border-left: 4px solid var(--c-orange);
  padding-left: 0.75rem;
}

.page-about .about-vision__inner h2 {
  font-family: var(--font-title);
  font-size: var(--size-h1);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 1rem;
  max-width: 14em;
}

.page-about .about-vision__inner p {
  color: var(--c-text-muted);
  line-height: 1.8;
  max-width: 42em;
  margin: 0;
}

.page-about .about-vision__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-top: 1.75rem;
}

@media (min-width: 620px) {
  .page-about .about-security__stats {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

@media (min-width: 860px) {
  .page-about .container {
    padding-inline: 2rem;
  }

  .page-about .section {
    padding: 4.5rem 0;
  }

  .page-about .about-masthead {
    padding-top: 3.5rem;
  }

  .page-about .about-origin__inner {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 4rem;
    align-items: center;
  }

  .page-about .about-origin__visual {
    order: 2;
  }

  .page-about .about-origin__content {
    order: 1;
  }

  .page-about .about-milestones__timeline {
    padding: 1.5rem 0;
  }

  .page-about .about-timeline {
    max-width: 900px;
  }

  .page-about .about-timeline::before {
    left: 18px;
  }

  .page-about .about-timeline__item {
    padding-left: 4rem;
    margin-bottom: 3.25rem;
  }

  .page-about .about-timeline__node {
    left: 6px;
    top: 18px;
    width: 28px;
    height: 28px;
  }

  .page-about .about-timeline__year {
    font-size: 1.5rem;
  }

  .page-about .about-timeline__card {
    padding: 1.5rem 1.75rem;
  }

  .page-about .about-scope {
    padding-top: 5rem;
  }

  .page-about .about-scope__figure {
    margin-top: 4rem;
  }

  .page-about .about-security__stats {
    margin-bottom: 3.5rem;
  }

  .page-about .about-vision__inner {
    padding: 3.5rem 3rem;
  }

  .page-about .about-vision__inner::before {
    width: 30%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}