.page-about {
  --about-line: rgba(57, 255, 20, 0.24);
  --about-dim: rgba(230, 230, 230, 0.72);
  --about-faint: rgba(230, 230, 230, 0.58);
  --about-deep-card: var(--c-deep-2);
  --about-amber-border: rgba(255, 193, 7, 0.32);
  color: var(--c-light);
  background: var(--c-deep);
  overflow-x: hidden;
}

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

.page-about .page-title {
  margin-bottom: 18px;
  line-height: 1.08;
}

.page-about .section-title {
  position: relative;
  padding-bottom: 10px;
  margin-bottom: 16px;
}

.page-about .section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 52px;
  height: 3px;
  background: linear-gradient(90deg, var(--c-neon), transparent);
  border-radius: 2px;
}

.page-about .lead {
  color: var(--about-dim);
  margin-bottom: 36px;
  max-width: 720px;
}

.page-about .about-section-tag {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--c-neon);
  border: 1px solid var(--about-line);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
  background: rgba(57, 255, 20, 0.04);
}

.about-hero {
  position: relative;
  padding: 36px 0 52px;
  background:
    linear-gradient(135deg, transparent 68%, rgba(57, 255, 20, 0.04) 68.2%, transparent 68.6%),
    var(--c-deep);
}

.about-hero .breadcrumb {
  margin-bottom: 32px;
}

.about-hero-content {
  min-width: 0;
}

.about-eyebrow {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--c-cyan);
  margin-bottom: 14px;
  text-transform: uppercase;
}

.about-title-sub {
  display: block;
  font-size: 0.6em;
  font-weight: 600;
  color: rgba(230, 230, 230, 0.82);
  letter-spacing: 0.5px;
  margin-top: 10px;
}

.about-hero-lead {
  font-size: 16px;
  line-height: 1.75;
  color: var(--about-dim);
  max-width: 580px;
  margin-top: 8px;
}

.about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.about-hero-visual {
  position: relative;
  margin-top: 28px;
}

.about-hero-visual::before {
  content: "";
  position: absolute;
  inset: -12px 12px 12px -12px;
  border: 1px solid var(--about-line);
  border-radius: 20px;
  transform: rotate(2deg);
  pointer-events: none;
}

.about-hero-img {
  position: relative;
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--c-border);
}

.about-stats {
  padding: 22px 0;
  background: var(--c-deep-2);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}

.about-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.about-stat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  background: rgba(6, 12, 24, 0.55);
  border: 1px solid var(--c-border);
  border-radius: 14px;
  padding: 18px 16px 16px;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}

.about-stat-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--c-neon);
  opacity: 0.82;
}

.about-stat-card:hover {
  border-color: rgba(57, 255, 20, 0.45);
  transform: translateY(-2px);
  background: rgba(14, 42, 92, 0.6);
}

.about-stat-card:focus-visible {
  outline: 2px solid var(--c-neon);
  outline-offset: 2px;
}

.about-stat-num {
  font-family: var(--font-data);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.08;
  color: var(--c-neon);
  margin-bottom: 6px;
}

.about-stat-label {
  font-size: 13px;
  color: rgba(230, 230, 230, 0.84);
  line-height: 1.4;
}

.about-stat-hint {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--about-faint);
  margin-top: 8px;
  letter-spacing: 1px;
}

.about-intro {
  padding: 52px 0 60px;
}

.about-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

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

.about-paragraph {
  font-size: 15px;
  line-height: 1.72;
  color: var(--about-dim);
  margin-bottom: 16px;
}

.about-paragraph strong {
  color: var(--c-light);
}

.about-callout {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(14, 42, 92, 0.5);
  border-left: 3px solid var(--c-neon);
  border-radius: 0 14px 14px 0;
  padding: 16px 18px;
  margin-top: 20px;
}

.about-callout-num {
  font-family: var(--font-data);
  font-size: 22px;
  font-weight: 700;
  color: var(--c-neon);
  white-space: nowrap;
}

.about-callout p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--about-dim);
  margin: 0;
}

.about-intro-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about-service-panel {
  padding: 24px 22px;
  background: rgba(14, 42, 92, 0.45);
}

.about-panel-title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-light);
  margin-bottom: 14px;
}

.about-service-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  display: grid;
  gap: 10px;
}

.about-service-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--about-dim);
}

.about-service-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-left: 2px solid var(--c-neon);
  border-bottom: 2px solid var(--c-neon);
  transform: rotate(-45deg);
  opacity: 0.8;
}

.about-service-link {
  width: 100%;
  text-align: center;
}

.about-cert-badge {
  display: flex;
  align-items: center;
  gap: 14px;
  border: 1px solid var(--about-amber-border);
  background: rgba(255, 193, 7, 0.05);
  border-radius: 14px;
  padding: 16px 18px;
}

.about-cert-icon {
  font-family: var(--font-data);
  font-size: 22px;
  color: var(--c-amber);
  line-height: 1;
}

.about-cert-copy {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(230, 230, 230, 0.78);
  margin: 0;
}

.about-journey {
  padding: 60px 0 64px;
  background:
    linear-gradient(225deg, transparent 70%, rgba(0, 212, 255, 0.035) 70.2%, transparent 70.5%),
    var(--c-space);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}

.about-journey-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

.about-timeline {
  min-width: 0;
}

.about-timeline-item {
  position: relative;
  padding-left: 32px;
  padding-bottom: 30px;
}

.about-timeline-item:last-child {
  padding-bottom: 0;
}

.about-timeline-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: -8px;
  width: 2px;
  background: linear-gradient(180deg, rgba(57, 255, 20, 0.45), rgba(0, 212, 255, 0.12));
}

.about-timeline-item:last-child::before {
  bottom: auto;
  height: 26px;
}

.about-timeline-dot {
  position: absolute;
  left: -6px;
  top: 12px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--c-neon);
  border: 2px solid var(--c-space);
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.4);
}

.about-timeline-year {
  display: block;
  font-family: var(--font-data);
  font-size: 16px;
  font-weight: 700;
  color: var(--c-neon);
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.about-timeline-title {
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 700;
  color: var(--c-light);
  margin: 0 0 6px;
}

.about-timeline-desc {
  font-size: 14px;
  line-height: 1.62;
  color: var(--about-dim);
  margin: 0;
}

.about-timeline-detail {
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(230, 230, 230, 0.86);
  background: rgba(14, 42, 92, 0.55);
  border-left: 2px solid var(--c-cyan);
  border-radius: 0 10px 10px 0;
  padding: 10px 12px;
  margin: 10px 0 0;
  max-height: none;
  opacity: 1;
}

.about-journey-visual {
  position: relative;
  min-width: 0;
}

.about-journey-image-wrap img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--c-border);
}

.about-journey-note {
  margin-top: 16px;
  padding: 14px 18px;
  background: rgba(6, 12, 24, 0.92);
  border-color: var(--about-line);
  display: flex;
  align-items: center;
  gap: 14px;
}

.about-journey-note-num {
  font-family: var(--font-data);
  font-size: 30px;
  font-weight: 700;
  color: var(--c-neon);
  white-space: nowrap;
}

.about-journey-note-text {
  font-size: 13px;
  line-height: 1.55;
  color: var(--about-dim);
}

.about-data-source {
  padding: 60px 0;
}

.about-data-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.about-data-content {
  min-width: 0;
}

.about-data-specs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0;
}

.about-data-spec {
  border: 1px solid var(--c-border);
  background: rgba(14, 42, 92, 0.4);
  border-radius: 12px;
  padding: 14px 12px;
}

.about-data-spec-num {
  display: block;
  font-family: var(--font-data);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-cyan);
  line-height: 1.2;
}

.about-data-spec-label {
  display: block;
  font-size: 12px;
  color: var(--about-faint);
  margin-top: 6px;
  line-height: 1.4;
}

.about-inline-link {
  color: var(--c-neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.about-inline-link:hover {
  color: var(--c-light);
}

.about-data-visual img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--c-border);
}

.about-promise {
  padding: 60px 0;
  background:
    linear-gradient(135deg, transparent 76%, rgba(57, 255, 20, 0.03) 76.2%, transparent 76.5%),
    var(--c-space);
  border-top: 1px solid var(--c-border);
}

.about-promise-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.about-promise-card {
  position: relative;
  padding: 26px 24px 24px;
  background: rgba(14, 42, 92, 0.45);
  border-color: var(--c-border);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}

.about-promise-card::after {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 84px;
  height: 84px;
  border: 1px solid rgba(57, 255, 20, 0.16);
  transform: rotate(45deg);
  pointer-events: none;
}

.about-promise-card:hover {
  border-color: rgba(57, 255, 20, 0.4);
  transform: translateY(-3px);
  background: rgba(14, 42, 92, 0.65);
}

.about-promise-num {
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-cyan);
  letter-spacing: 1px;
  display: inline-block;
  margin-bottom: 12px;
}

.about-promise-icon {
  position: absolute;
  right: 16px;
  top: 16px;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(57, 255, 20, 0.28);
  border-radius: 6px;
  transform: rotate(12deg);
}

.about-promise-icon::after {
  content: "";
  position: absolute;
  left: 5px;
  right: 5px;
  top: 50%;
  height: 1px;
  background: rgba(57, 255, 20, 0.5);
  transform: rotate(-24deg);
}

.about-promise-title {
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 700;
  color: var(--c-light);
  margin: 0 0 8px;
}

.about-promise-card p {
  font-size: 14px;
  line-height: 1.62;
  color: var(--about-dim);
  margin: 0;
}

.about-promise-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  font-family: var(--font-data);
  color: var(--c-neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.about-promise-link:hover {
  color: var(--c-light);
}

.about-promise-cta {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  border: 1px solid var(--c-border);
  background: rgba(6, 12, 24, 0.5);
  border-radius: 18px;
  padding: 24px 22px;
}

.about-promise-cta-info p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--about-dim);
  margin: 0 0 8px;
}

.about-promise-phone {
  font-family: var(--font-data);
  font-size: 15px;
  color: rgba(230, 230, 230, 0.88);
  margin: 0;
}

.about-promise-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 992px) {
  .about-hero {
    padding: 56px 0 76px;
  }

  .about-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 48px;
    align-items: center;
  }

  .about-hero-visual {
    margin-top: 0;
  }

  .about-hero-lead {
    font-size: 17px;
  }

  .about-stats-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .about-stat-num {
    font-size: 32px;
  }

  .about-intro {
    padding: 68px 0 76px;
  }

  .about-intro-grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 44px;
    align-items: start;
  }

  .about-intro-side {
    position: sticky;
    top: 100px;
  }

  .about-journey {
    padding: 72px 0 80px;
  }

  .about-journey-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: 48px;
    align-items: start;
  }

  .about-journey-visual {
    position: sticky;
    top: 100px;
  }

  .about-timeline-detail {
    max-height: 0;
    padding: 0 12px;
    opacity: 0;
    overflow: hidden;
    transition: opacity var(--transition), max-height 240ms ease, padding 240ms ease;
  }

  .about-timeline-item:hover .about-timeline-detail,
  .about-timeline-item:focus-within .about-timeline-detail {
    max-height: 140px;
    padding: 10px 12px;
    opacity: 1;
  }

  .about-timeline-item:focus-visible .about-timeline-dot {
    box-shadow: 0 0 0 4px rgba(57, 255, 20, 0.22);
  }

  .about-data-source {
    padding: 72px 0;
  }

  .about-data-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.68fr);
    gap: 52px;
    align-items: center;
  }

  .about-data-visual img {
    box-shadow: 0 20px 40px rgba(6, 12, 24, 0.4);
  }

  .about-promise {
    padding: 72px 0 80px;
  }

  .about-promise-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .about-promise-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 28px 32px;
  }

  .about-promise-cta-info {
    max-width: 520px;
  }
}