.page-about {
  --about-blue: #0D2A5E;
  --about-blue-2: #1E3A8A;
  --about-accent: #39FF14;
  --about-hot: #FF6B00;
  --about-line: rgba(255, 255, 255, 0.1);
  --about-text-invert: #FFFFFF;
  background-color: #0A1F44;
  color: #FFFFFF;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

.page-about .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 20px 0 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}

.page-about .breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
}

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

.page-about .breadcrumb__sep {
  opacity: 0.4;
}

.page-about .breadcrumb__current {
  color: var(--about-accent);
}

.page-about .about-hero {
  position: relative;
  padding: 12px 0 56px;
  background:
    radial-gradient(ellipse at 85% 10%, rgba(57, 255, 20, 0.12) 0%, transparent 55%),
    radial-gradient(ellipse at 10% 90%, rgba(255, 107, 0, 0.1) 0%, transparent 45%),
    linear-gradient(135deg, #0A1F44 0%, #0D2A5E 70%, #1E3A8A 100%);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -40px;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(57, 255, 20, 0.1);
  border-radius: 50%;
  pointer-events: none;
}

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  position: relative;
  z-index: 1;
}

.page-about .about-hero__copy .eyebrow {
  margin-bottom: 14px;
}

.page-about .about-hero__copy h1 {
  font-family: var(--font-display);
  font-size: 38px;
  line-height: 1.1;
  letter-spacing: 0.01em;
  margin: 0 0 20px;
  max-width: 680px;
  text-transform: uppercase;
}

.page-about .about-hero__lede {
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
  max-width: 560px;
  margin: 0 0 28px;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about .about-hero__actions .btn {
  text-decoration: none;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.page-about .hero-stat {
  position: relative;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 20px 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  min-height: 110px;
}

.page-about .hero-stat--green {
  border-left: 3px solid var(--about-accent);
}

.page-about .hero-stat--orange {
  border-left: 3px solid var(--about-hot);
}

.page-about .hero-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  color: var(--about-accent);
  margin-bottom: 10px;
}

.page-about .hero-stat--orange .hero-stat__num {
  color: var(--about-hot);
}

.page-about .hero-stat__label {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.7);
}

.page-about .about-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 32px 0 80px;
}

.page-about .about-index__inner {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 10px 0;
  scrollbar-width: none;
}

.page-about .about-index__inner::-webkit-scrollbar {
  display: none;
}

.page-about .about-index__heading,
.page-about .about-index__rule,
.page-about .about-index__legend {
  display: none;
}

.page-about .about-index__nav {
  display: flex;
  gap: 6px;
}

.page-about .about-index__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--about-line);
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s, background 0.2s;
}

.page-about .about-index__item:hover {
  border-color: rgba(57, 255, 20, 0.5);
  background: rgba(57, 255, 20, 0.08);
}

.page-about .about-index__num {
  font-family: var(--font-mono);
  color: var(--about-accent);
  font-size: 12px;
}

.page-about .about-index__legend-text {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.65);
}

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

.page-about .about-section {
  padding: 32px 0;
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-section:last-child {
  border-bottom: none;
}

.page-about .section-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 32px;
}

.page-about .section-head .section-num {
  font-family: var(--font-display);
  font-size: 48px;
  line-height: 0.9;
  font-weight: 700;
  color: rgba(57, 255, 20, 0.25);
  transform: skewX(-8deg);
  -webkit-transform: skewX(-8deg);
}

.page-about .section-head__text .eyebrow {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--about-accent);
  text-transform: uppercase;
  border-left: 3px solid var(--about-accent);
  padding-left: 10px;
  margin-bottom: 8px;
}

.page-about .section-head__text h2 {
  font-family: var(--font-display);
  font-size: 28px;
  margin: 0;
  text-transform: uppercase;
}

.page-about .about-brief {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-about .about-brief__content p {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 16px;
}

.page-about .about-brief__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.page-about .about-brief__tag {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(57, 255, 20, 0.1);
  border: 1px solid rgba(57, 255, 20, 0.3);
  color: var(--about-accent);
  font-size: 12px;
  font-weight: 500;
}

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

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

.page-about .about-media figcaption {
  padding: 12px 16px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.5;
}

.page-about .about-milestone {
  position: relative;
}

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

.page-about .timeline-list::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(to bottom, rgba(57, 255, 20, 0.35), rgba(255, 107, 0, 0.45));
}

.page-about .timeline-item {
  position: relative;
  padding-left: 44px;
  margin-bottom: 28px;
}

.page-about .timeline-item::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 24px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--about-accent);
  border: 4px solid #0A1F44;
  box-shadow: 0 0 0 2px var(--about-accent);
}

.page-about .timeline-item--current::before {
  background: var(--about-hot);
  box-shadow: 0 0 0 2px var(--about-hot);
}

.page-about .timeline-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 20px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.page-about .timeline-card--current {
  border-color: rgba(255, 107, 0, 0.3);
  background: rgba(255, 107, 0, 0.04);
}

.page-about .timeline-card__badge {
  display: inline-block;
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
  color: var(--about-accent);
  background: rgba(57, 255, 20, 0.1);
  border: 1px solid rgba(57, 255, 20, 0.25);
  border-radius: 3px;
  padding: 4px 10px;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.page-about .timeline-card--current .timeline-card__badge {
  color: var(--about-hot);
  background: rgba(255, 107, 0, 0.1);
  border-color: rgba(255, 107, 0, 0.3);
}

.page-about .timeline-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.page-about .timeline-card p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 14px;
}

.page-about .timeline-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-about .timeline-card__meta-item {
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.6);
}

.page-about .timeline-detail {
  margin-top: 12px;
  border-top: 1px dashed rgba(255, 255, 255, 0.15);
  padding-top: 12px;
}

.page-about .timeline-detail summary {
  cursor: pointer;
  font-size: 13px;
  color: var(--about-accent);
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.page-about .timeline-detail summary::before {
  content: "▶";
  font-size: 10px;
  display: inline-block;
  transition: transform 0.2s;
}

.page-about .timeline-detail[open] summary::before {
  transform: rotate(90deg);
}

.page-about .timeline-detail__body {
  margin-top: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius);
}

.page-about .timeline-detail__body p {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.65);
  margin: 0;
}

.page-about .about-tech {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

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

.page-about .about-tech__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  order: 1;
}

.page-about .tech-card {
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 18px 16px;
  min-height: 150px;
  overflow: hidden;
}

.page-about .tech-card__icon {
  font-size: 24px;
  line-height: 1;
  display: block;
  margin-bottom: 12px;
}

.page-about .tech-card h3 {
  font-size: 15px;
  margin: 0 0 8px;
  letter-spacing: 0.02em;
}

.page-about .tech-card p {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 0 10px;
}

.page-about .tech-card__metric {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--about-accent);
  line-height: 1;
}

.page-about .tech-card__tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.25);
  margin-top: 10px;
  text-transform: uppercase;
}

.page-about .tech-cover {
  order: 3;
  background: rgba(255, 255, 255, 0.03);
  border: 1px dashed rgba(57, 255, 20, 0.2);
  border-radius: var(--radius);
  padding: 20px;
}

.page-about .tech-cover__label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.page-about .league-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 5px;
  margin-bottom: 14px;
}

.page-about .league-cell {
  height: 22px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.page-about .league-cell.is-active {
  background: rgba(57, 255, 20, 0.22);
  border-color: rgba(57, 255, 20, 0.55);
}

.page-about .tech-cover__caption {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}

.page-about .about-security {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-about .about-security__list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-about .security-item {
  display: flex;
  gap: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 18px;
}

.page-about .security-item__num {
  font-family: var(--font-display);
  font-size: 32px;
  line-height: 1;
  color: rgba(57, 255, 20, 0.35);
  transform: skewX(-8deg);
  -webkit-transform: skewX(-8deg);
  flex-shrink: 0;
}

.page-about .security-item__body h3 {
  font-size: 16px;
  margin: 0 0 8px;
}

.page-about .security-item__body p {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

.page-about .about-security__media {
  margin: 0;
}

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

.page-about .eco-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 24px 20px;
  position: relative;
}

.page-about .eco-card__mark {
  font-size: 24px;
  color: var(--about-accent);
  margin-bottom: 14px;
  display: block;
}

.page-about .eco-card h3 {
  font-size: 16px;
  margin: 0 0 8px;
  letter-spacing: 0.02em;
}

.page-about .eco-card p {
  font-size: 13px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

.page-about .about-cta {
  margin-top: 36px;
  padding: 28px;
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.08) 0%, rgba(255, 107, 0, 0.05) 100%);
  border: 1px solid rgba(57, 255, 20, 0.2);
  border-radius: var(--radius);
}

.page-about .about-cta h3 {
  font-family: var(--font-display);
  font-size: 22px;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.page-about .about-cta p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  margin: 0 0 20px;
}

.page-about .about-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-cta__links .btn {
  text-decoration: none;
}

@media (min-width: 768px) {
  .page-about .about-hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }

  .page-about .about-hero__copy h1 {
    font-size: 48px;
  }

  .page-about .about-hero__stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .page-about .hero-stat {
    padding: 24px 20px;
    min-height: 120px;
  }

  .page-about .hero-stat__num {
    font-size: 32px;
  }

  .page-about .about-brief {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 40px;
  }

  .page-about .about-tech {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

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

  .page-about .about-tech__media {
    order: 0;
  }

  .page-about .tech-cover {
    grid-column: 1 / -1;
  }

  .page-about .about-security {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }

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

@media (min-width: 1024px) {
  .page-about .about-layout {
    grid-template-columns: 220px 1fr;
    gap: 56px;
    align-items: start;
  }

  .page-about .about-index__inner {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 28px);
    overflow: visible;
    padding: 0;
  }

  .page-about .about-index__heading {
    display: block;
    font-size: 13px;
    letter-spacing: 0.14em;
    color: rgba(255, 255, 255, 0.45);
    text-transform: uppercase;
    margin-bottom: 12px;
  }

  .page-about .about-index__rule {
    display: block;
    height: 1px;
    background: linear-gradient(to right, rgba(57, 255, 20, 0.5), rgba(255, 255, 255, 0.05));
    margin-bottom: 18px;
  }

  .page-about .about-index__nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .page-about .about-index__item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: transparent;
    border: 1px solid transparent;
    border-left: 3px solid transparent;
    border-radius: 0;
    white-space: normal;
  }

  .page-about .about-index__item:hover {
    background: rgba(57, 255, 20, 0.06);
    border-color: transparent;
    border-left-color: var(--about-accent);
  }

  .page-about .about-index__num {
    font-size: 11px;
  }

  .page-about .about-index__label {
    font-size: 14px;
  }

  .page-about .about-index__legend {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about {
    scroll-behavior: auto;
  }

  .page-about *,
  .page-about *::before,
  .page-about *::after {
    animation: none !important;
    transition: none !important;
  }
}