.page-about {
  --about-deep: #12151A;
  --about-chart-blue: rgba(0, 212, 255, 0.14);
  --about-chart-green: rgba(57, 255, 20, 0.10);
  --about-line: rgba(255, 255, 255, 0.14);
  --about-card-bg: rgba(255, 255, 255, 0.05);
  --about-shadow: rgba(0, 0, 0, 0.35);
}

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

.page-about .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1.5rem 0 0;
  font-size: 0.875rem;
  color: var(--cloud-gray);
}

.page-about .breadcrumb a {
  color: var(--cloud-gray);
  text-decoration: none;
  transition: color var(--speed) var(--ease);
}

.page-about .breadcrumb a:hover,
.page-about .breadcrumb a:focus-visible {
  color: var(--electric-blue);
  outline: none;
}

.page-about .breadcrumb [aria-current="page"] {
  color: var(--moon-white);
}

.page-about .split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.page-about .about-hero {
  padding-block: 3rem 2.5rem;
  align-items: center;
}

.page-about .about-hero__kicker {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--electric-blue);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-about .about-hero__kicker::before {
  content: "";
  width: 2.5rem;
  height: 2px;
  background: var(--signal-orange);
}

.page-about .about-hero h1 {
  margin: 0 0 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 4rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--moon-white);
  font-weight: 700;
  max-width: 12em;
  position: relative;
}

.page-about .about-hero h1::after {
  content: "";
  display: block;
  width: 4.5rem;
  height: 0.25rem;
  margin-top: 0.75rem;
  background: linear-gradient(90deg, var(--electric-blue), var(--neon-green));
}

.page-about .about-hero__lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--moon-white);
  max-width: 34em;
  margin-block: 0 1rem;
}

.page-about .about-hero__narrative > p:not(.about-hero__kicker):not(.about-hero__lead) {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--cloud-gray);
  max-width: 38em;
  margin-block: 0 1.5rem;
}

.page-about .about-hero__narrative .btn {
  margin-right: 0.75rem;
  margin-top: 0.5rem;
}

.page-about .about-hero__mandala {
  position: absolute;
  inset: auto;
  width: 120px;
  height: 120px;
  opacity: 0.16;
  pointer-events: none;
  display: none;
}

.page-about .about-hero__mandala span {
  position: absolute;
  inset: 0;
  display: block;
  border-radius: 50%;
  border: 1px solid var(--electric-blue);
  transform: rotate(var(--o)) translateY(-8px);
  transform-origin: center;
}

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

.page-about .about-hero__frame {
  position: relative;
  display: block;
  background: var(--about-deep);
  padding: 0;
}

.page-about .about-hero__frame img,
.page-about .eco-layout__visual img,
.page-about .team-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-hero__frame figcaption {
  padding: 0.75rem 1rem;
  font-size: 0.8125rem;
  color: var(--cloud-gray);
  border-top: 1px solid var(--about-line);
  font-family: var(--font-mono);
}

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

.page-about .frame-corner {
  position: absolute;
  width: 1.5rem;
  height: 1.5rem;
  z-index: 2;
  pointer-events: none;
}

.page-about .frame-corner--tl {
  top: -0.5rem;
  left: -0.5rem;
  border-top: 3px solid var(--electric-blue);
  border-left: 3px solid var(--electric-blue);
}

.page-about .frame-corner--tr {
  top: -0.5rem;
  right: -0.5rem;
  border-top: 3px solid var(--neon-green);
  border-right: 3px solid var(--neon-green);
}

.page-about .frame-corner--bl {
  bottom: -0.5rem;
  left: -0.5rem;
  border-bottom: 3px solid var(--neon-green);
  border-left: 3px solid var(--neon-green);
}

.page-about .frame-corner--br {
  bottom: -0.5rem;
  right: -0.5rem;
  border-bottom: 3px solid var(--electric-blue);
  border-right: 3px solid var(--electric-blue);
}

.page-about .about-hero__orbit {
  position: absolute;
  top: -2rem;
  right: -1rem;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  border: 1px dashed var(--signal-orange);
  opacity: 0.55;
  display: none;
}

.page-about .orbit-dot {
  position: absolute;
  top: 50%;
  left: -4px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal-orange);
}

.page-about .milestone-section {
  padding-block: 4rem 2.5rem;
  border-top: 1px solid var(--about-line);
}

.page-about .milestone-intro__tag {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.28em;
  color: var(--neon-green);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-about .milestone-intro__tag::before {
  content: "";
  width: 2rem;
  height: 2px;
  background: var(--neon-green);
}

.page-about .milestone-intro h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.2;
  color: var(--moon-white);
  margin: 0 0 1rem;
  text-transform: uppercase;
}

.page-about .milestone-intro p {
  color: var(--cloud-gray);
  line-height: 1.7;
  font-size: 0.9375rem;
  margin-block: 0 0.75rem;
}

.page-about .milestone-intro__note {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--electric-blue);
}

.page-about .milestone-timeline {
  position: relative;
  padding-left: 2rem;
}

.page-about .milestone-timeline__line {
  position: absolute;
  left: 0.5rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 0.25rem;
  height: 100%;
  pointer-events: none;
}

.page-about .milestone-item {
  position: relative;
  margin-bottom: 1.25rem;
  background: var(--about-card-bg);
  border: 1px solid var(--about-line);
  border-left: 3px solid var(--electric-blue);
  border-radius: var(--radius);
  transition: transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-about .milestone-item::before {
  content: "";
  position: absolute;
  left: -2rem;
  top: 1.1rem;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: var(--electric-blue);
  box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.15);
}

.page-about .milestone-item:hover,
.page-about .milestone-item:focus-within {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px var(--about-shadow);
}

.page-about .milestone-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  flex-wrap: wrap;
}

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

.page-about .milestone-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--signal-orange);
}

.page-about .milestone-item[open] summary::after {
  content: "−";
}

.page-about .milestone-item__year {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--electric-blue);
  letter-spacing: 0.06em;
}

.page-about .milestone-item__title {
  font-weight: 600;
  color: var(--moon-white);
  font-size: 1rem;
}

.page-about .milestone-item p {
  margin: 0;
  padding: 0 1rem 1rem;
  color: var(--cloud-gray);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-about .cert-section {
  padding-block: 4rem 2.5rem;
  border-top: 1px solid var(--about-line);
}

.page-about .section-heading {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-about .section-heading__title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.2;
  color: var(--moon-white);
  text-transform: uppercase;
  margin: 0;
}

.page-about .section-heading__annotation {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--signal-orange);
  white-space: nowrap;
  margin: 0;
}

.page-about .section-heading__annotation--vertical {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  letter-spacing: 0.4em;
  min-height: 4rem;
}

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

.page-about .cert-card {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.07), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
  transition: border-color var(--speed) var(--ease), transform var(--speed) var(--ease);
}

.page-about .cert-card:hover {
  border-color: rgba(0, 212, 255, 0.5);
  transform: translateY(-3px);
}

.page-about .cert-card__shield {
  display: grid;
  place-items: center;
}

.page-about .cert-card h3 {
  grid-column: 2;
  margin: 0 0 0.5rem;
  font-size: 1.0625rem;
  line-height: 1.4;
  color: var(--moon-white);
  font-weight: 600;
}

.page-about .cert-card p {
  grid-column: 2;
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--cloud-gray);
}

.page-about .team-section {
  padding-block: 4rem 2.5rem;
  border-top: 1px solid var(--about-line);
}

.page-about .team-copy__tag {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.28em;
  color: var(--signal-orange);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-about .team-copy__tag::before {
  content: "";
  width: 2rem;
  height: 2px;
  background: var(--signal-orange);
}

.page-about .team-copy h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--moon-white);
  line-height: 1.2;
  text-transform: uppercase;
  margin: 0 0 1rem;
}

.page-about .team-copy p {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--cloud-gray);
  margin-block: 0 1rem;
}

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

.page-about .team-card {
  background: var(--about-card-bg);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 1.25rem 1.25rem 1rem;
  transition: transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-about .team-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px var(--about-shadow);
}

.page-about .team-card__num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  line-height: 1;
  color: var(--neon-green);
}

.page-about .team-card__label {
  display: block;
  margin: 0.35rem 0 0.75rem;
  font-weight: 600;
  color: var(--moon-white);
  font-size: 0.9375rem;
}

.page-about .team-card__bar {
  display: block;
  height: 0.25rem;
  background: linear-gradient(90deg, var(--electric-blue), var(--neon-green));
  width: var(--w);
  margin-bottom: 0.75rem;
}

.page-about .team-card p {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--cloud-gray);
}

.page-about .team-image {
  margin-top: 2rem;
}

.page-about .team-image img {
  border-radius: var(--radius);
}

.page-about .eco-section {
  padding-block: 4rem 2.5rem;
  border-top: 1px solid var(--about-line);
}

.page-about .eco-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.page-about .eco-layout__visual {
  display: block;
  background: var(--about-deep);
}

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

.page-about .eco-item {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  column-gap: 0.75rem;
  align-items: baseline;
  position: relative;
  padding: 0.25rem 0 0.25rem 0.5rem;
}

.page-about .eco-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--electric-blue), var(--neon-green));
}

.page-about .eco-item__index {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--signal-orange);
  letter-spacing: 0.08em;
}

.page-about .eco-item h3 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
  color: var(--moon-white);
  font-weight: 600;
}

.page-about .eco-item p {
  grid-column: 2;
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--cloud-gray);
}

.page-about .connect-strip {
  margin-top: 3rem;
  padding: 2.5rem 2rem;
  background: linear-gradient(135deg, rgba(11, 20, 96, 0.5), rgba(27, 30, 35, 0.8));
  border: 1px solid rgba(0, 212, 255, 0.35);
  border-radius: var(--radius);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.page-about .connect-strip p {
  margin: 0;
  font-size: 1rem;
  color: var(--moon-white);
  line-height: 1.6;
  max-width: 30em;
}

.page-about .connect-strip__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-about .btn {
  display: inline-block;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color var(--speed) var(--ease), color var(--speed) var(--ease), border-color var(--speed) var(--ease), transform var(--speed) var(--ease);
  border: 1px solid transparent;
}

.page-about .btn--primary {
  background: var(--electric-blue);
  color: var(--space-bg-deep);
  border-color: var(--electric-blue);
}

.page-about .btn--ghost {
  background: transparent;
  color: var(--moon-white);
  border-color: rgba(230, 232, 236, 0.4);
}

.page-about .btn:hover,
.page-about .btn:focus-visible {
  transform: translateY(-2px);
  outline: none;
}

.page-about .btn--ghost:hover,
.page-about .btn--ghost:focus-visible {
  border-color: var(--moon-white);
  background: rgba(230, 232, 236, 0.08);
}

.page-about .image-shell {
  display: block;
  overflow: hidden;
}

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

@media (min-width: 768px) {
  .page-about .split {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .page-about .about-hero h1 {
    max-width: 12em;
  }

  .page-about .milestone-section .split {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: start;
  }

  .page-about .milestone-intro {
    position: sticky;
    top: 120px;
  }

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

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

  .page-about .team-card__num {
    font-size: 2.6rem;
  }

  .page-about .eco-layout {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }

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

@media (min-width: 1024px) {
  .page-about .about-hero {
    gap: 4rem;
  }

  .page-about .about-hero__mandala {
    display: block;
    top: 120px;
    right: 1rem;
  }

  .page-about .about-hero__orbit {
    display: block;
  }
}

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

  .page-about .milestone-item:hover,
  .page-about .milestone-item:focus-within,
  .page-about .cert-card:hover,
  .page-about .team-card:hover {
    transform: none;
  }
}

.page-about {
  --o: inherit;
  --w: 1rem;
}