.page-about {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}
.page-about .breadcrumb {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--color-text-dim);
  margin-bottom: 24px;
}
.page-about .breadcrumb a {
  color: var(--color-glow);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .25s;
}
.page-about .breadcrumb a:hover {
  border-color: var(--color-glow);
}
.page-about .breadcrumb__current {
  color: var(--color-text);
}
.page-about .about-hero {
  position: relative;
  padding: 56px 0 48px;
  border-bottom: 1px solid var(--color-line);
  background: radial-gradient(circle at 80% 20%, rgba(0,229,255,.1), transparent 55%), linear-gradient(140deg, rgba(17,25,38,.9), var(--color-bg) 70%);
  overflow: hidden;
}
.page-about .about-hero::after {
  content: '';
  position: absolute;
  right: -10%;
  bottom: -20%;
  width: 55%;
  height: 70%;
  border-left: 2px solid rgba(0,229,255,.25);
  transform: skewX(-18deg);
  pointer-events: none;
}
.page-about .about-hero__grid {
  display: grid;
  gap: 36px;
  position: relative;
  z-index: 1;
}
.page-about .about-hero__tag {
  color: var(--color-glow);
}
.page-about h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 7vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: .02em;
  margin: 14px 0 18px;
}
.page-about .about-hero__desc {
  color: var(--color-text-dim);
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 44rem;
  margin-bottom: 28px;
}
.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.page-about .about-hero__board {
  background: var(--glass);
  backdrop-filter: var(--blur);
  border: 1px solid var(--color-line);
  padding: 24px 22px;
  box-shadow: var(--shadow-panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}
.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 0;
}
.page-about .about-hero__stat {
  border-left: 2px solid var(--color-gold);
  padding-left: 12px;
}
.page-about .about-hero__stat dt {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--color-text-dim);
  text-transform: uppercase;
}
.page-about .about-hero__stat dd {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.1;
  margin: 6px 0 0;
  color: var(--color-text);
}
.page-about .about-hero__note {
  margin: 22px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--color-line);
  color: var(--color-text-dim);
  font-size: .85rem;
}
.page-about .section {
  padding: 64px 0;
  border-bottom: 1px solid var(--color-line);
}
.page-about .section-hd {
  margin-bottom: 32px;
}
.page-about .section-tag {
  font-family: var(--font-mono);
  color: var(--color-glow);
  letter-spacing: .12em;
}
.page-about .section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.15;
  position: relative;
  display: inline-block;
  padding-left: 22px;
  margin-top: 10px;
}
.page-about .section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 8px;
  background: linear-gradient(180deg, var(--color-glow), var(--color-gold));
  clip-path: polygon(0 0, 100% 0, 70% 100%, 0 100%);
}
.page-about .section-lead {
  color: var(--color-text-dim);
  font-size: 1rem;
  margin-top: 12px;
  max-width: 36rem;
}
.page-about .text-link {
  color: var(--color-glow);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: .9rem;
  border-bottom: 1px solid currentColor;
  transition: opacity .25s;
}
.page-about .text-link:hover {
  opacity: .7;
}
.page-about .about-origin__grid {
  display: grid;
  gap: 36px;
  align-items: center;
}
.page-about .about-origin__copy p {
  line-height: 1.85;
  color: var(--color-text-dim);
  margin: 0 0 16px;
}
.page-about .about-origin__copy strong {
  color: var(--color-text);
}
.page-about .about-origin__media {
  margin: 0;
  position: relative;
}
.page-about .about-origin__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  box-shadow: var(--shadow-panel);
}
.page-about .about-milestones__wrap {
  position: relative;
  padding: 12px 0;
}
.page-about .about-milestones__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  border-radius: var(--radius);
}
.page-about .about-milestones__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .12;
  filter: saturate(.8) brightness(.9);
}
.page-about .about-timeline {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0 0 0 24px;
  border-left: 2px solid var(--color-line);
}
.page-about .about-timeline__item {
  position: relative;
  padding: 0 0 44px 22px;
}
.page-about .about-timeline__node {
  position: absolute;
  left: -7px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--color-gold);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(255,215,0,.12), 0 0 18px rgba(255,215,0,.45);
}
.page-about .about-timeline__card {
  background: var(--glass);
  border: 1px solid var(--color-line);
  padding: 18px 22px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: background .3s var(--ease), transform .3s var(--ease);
}
.page-about .about-timeline__card:hover {
  background: var(--color-surface);
  transform: translateX(6px);
}
.page-about .about-timeline__card h3 {
  font-family: var(--font-heading);
  letter-spacing: .06em;
  margin: 0 0 8px;
  color: var(--color-gold);
  font-size: 1.4rem;
}
.page-about .about-timeline__card p {
  margin: 0;
  color: var(--color-text-dim);
  line-height: 1.7;
  font-size: .95rem;
}
.page-about .about-milestones__footnote {
  margin-top: 8px;
  color: var(--color-text-dim);
  font-size: .9rem;
}
.page-about .about-milestones__footnote a {
  color: var(--color-glow);
  text-decoration: none;
}
.page-about .about-data__grid {
  display: grid;
  gap: 18px;
}
.page-about .about-data__card {
  border: 1px solid var(--color-line);
  background: var(--glass);
  backdrop-filter: var(--blur);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}
.page-about .about-data__card summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
}
.page-about .about-data__card summary::-webkit-details-marker {
  display: none;
}
.page-about .about-data__card summary::after {
  content: '+';
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--color-glow);
  transition: transform .25s;
}
.page-about .about-data__card[open] summary::after {
  color: var(--color-gold);
  content: '−';
}
.page-about .about-data__card .mono-label {
  color: var(--color-glow);
  font-size: .72rem;
  flex: 0 0 auto;
}
.page-about .about-data__card p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--color-text-dim);
  line-height: 1.75;
  font-size: .95rem;
}
.page-about .about-data__source {
  margin: 24px 0 0;
  padding: 16px 18px;
  border-left: 4px solid var(--color-glow);
  background: rgba(0,229,255,.06);
  color: var(--color-text-dim);
  font-size: .95rem;
}
.page-about .about-qual__grid {
  display: grid;
  gap: 36px;
  align-items: center;
}
.page-about .about-qual__media {
  margin: 0;
}
.page-about .about-qual__media img {
  width: 100%;
  max-width: 400px;
  height: auto;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 0 0 8px rgba(0,200,83,.08), var(--shadow-panel);
}
.page-about .about-qual__content p {
  color: var(--color-text-dim);
  line-height: 1.8;
  margin: 0 0 20px;
}
.page-about .about-qual__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-about .about-qual__list li {
  position: relative;
  padding: 14px 0 14px 32px;
  border-bottom: 1px solid var(--color-line);
  color: var(--color-text);
  font-weight: 500;
  line-height: 1.5;
}
.page-about .about-qual__list li::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 20px;
  width: 10px;
  height: 6px;
  border-left: 2px solid var(--color-success);
  border-bottom: 2px solid var(--color-success);
  transform: rotate(-45deg);
}
.page-about .about-team__grid {
  display: grid;
  gap: 36px;
}
.page-about .about-team__intro p {
  color: var(--color-text-dim);
  line-height: 1.85;
  margin: 0 0 16px;
}
.page-about .about-team__intro .btn {
  margin-top: 8px;
}
.page-about .about-team__roles {
  display: grid;
  gap: 12px;
}
.page-about .about-team__role {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--glass);
  border: 1px solid var(--color-line);
  padding: 14px 18px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  transition: border-color .25s, transform .25s;
}
.page-about .about-team__role:hover {
  border-color: var(--color-glow);
  transform: translateX(4px);
}
.page-about .about-team__role-num {
  font-family: var(--font-mono);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--color-glow);
}
.page-about .about-team__role-label {
  color: var(--color-text-dim);
  font-size: .95rem;
}
.page-about .about-team__network {
  position: relative;
  margin-top: 40px;
  padding: 48px 18px;
  border: 1px solid var(--color-line);
  background: radial-gradient(circle at 50% 50%, rgba(0,229,255,.08), transparent 65%);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 16px;
  overflow: hidden;
}
.page-about .about-team__network::before,
.page-about .about-team__network::after {
  content: '';
  position: absolute;
  width: 180px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-line), transparent);
  transform: rotate(24deg);
}
.page-about .about-team__network::after {
  transform: rotate(-24deg);
}
.page-about .about-team__node {
  position: relative;
  z-index: 1;
  padding: 12px 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  color: var(--color-text);
  font-weight: 600;
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}
.page-about .about-team__node--core {
  border-color: var(--color-gold);
  color: var(--color-gold);
  box-shadow: 0 0 20px rgba(255,215,0,.15);
}
.page-about .about-team__node--a {
  margin-top: 20px;
}
.page-about .about-team__node--b {
  margin-top: 40px;
}
.page-about .about-team__node--c {
  margin-top: 12px;
}
.page-about .about-team__node--d {
  margin-top: 28px;
}
@media (min-width: 768px) {
  .page-about .about-hero {
    padding: 72px 0 64px;
  }
  .page-about .about-hero__grid {
    grid-template-columns: 1.2fr .8fr;
    gap: 48px;
    align-items: center;
  }
  .page-about .about-hero__stats {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .page-about .section {
    padding: 96px 0;
  }
  .page-about .about-origin__grid {
    grid-template-columns: 1.1fr .9fr;
    gap: 64px;
  }
  .page-about .about-milestones__wrap {
    padding: 20px 0;
  }
  .page-about .about-timeline {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0;
    border-left: 0;
  }
  .page-about .about-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-gold), var(--color-line), var(--color-glow));
    transform: translateX(-1px);
  }
  .page-about .about-timeline__item {
    width: 50%;
    padding: 0 48px 64px 0;
  }
  .page-about .about-timeline__item:nth-child(even) {
    margin-left: 50%;
    padding: 0 0 64px 48px;
  }
  .page-about .about-timeline__node {
    left: auto;
    right: -8px;
  }
  .page-about .about-timeline__item:nth-child(even) .about-timeline__node {
    left: -8px;
    right: auto;
  }
  .page-about .about-timeline__card:hover {
    transform: translateY(-6px);
  }
  .page-about .about-data__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .page-about .about-data__card:nth-child(even) {
    transform: translateY(18px);
  }
  .page-about .about-qual__grid {
    grid-template-columns: .6fr 1fr;
    gap: 72px;
  }
  .page-about .about-team__grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
  }
}