.page-about{
  --about-gap: clamp(56px, 10vw, 128px);
  --about-num-size: clamp(3rem, 7vw, 5.2rem);
  --about-heading-size: clamp(1.6rem, 3.8vw, 2.5rem);
  background:
    radial-gradient(ellipse at 88% 8%, rgba(255,106,0,.1), transparent 42%),
    radial-gradient(ellipse at 8% 38%, rgba(0,255,157,.07), transparent 46%),
    var(--bg-deep);
  color: var(--ink-main);
  overflow-x: clip;
}

.page-about .about-hero{
  padding: calc(var(--header-h) + clamp(32px, 6vw, 68px)) 0 clamp(36px, 6vw, 64px);
}

.page-about .about-hero-meta{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: clamp(28px, 5vw, 44px);
}

.page-about .about-hero-tag{
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--hint-orange);
}

.page-about .about-hero-title{
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 6vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: .01em;
  max-width: 12em;
  margin-bottom: 1.2rem;
}

.page-about .about-hero-lead{
  max-width: 34em;
  color: var(--ink-sub);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.page-about .about-hero-index{
  display: grid;
  gap: 10px;
  margin-top: clamp(18px, 4vw, 34px);
}

.page-about .about-ch-pill{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(18,24,58,.72);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--ink-main);
  text-decoration: none;
  font-size: .92rem;
  transition: border-color .25s, background .25s, transform .25s;
}

.page-about .about-ch-pill span{
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--signal-green);
}

.page-about .about-ch-pill:hover{
  border-color: var(--signal-green);
  background: rgba(18,24,58,1);
  transform: translateY(-2px);
}

.page-about .about-section{
  padding: var(--about-gap) 0;
  position: relative;
}

.page-about .about-why{
  background: linear-gradient(170deg, var(--bg-deep) 0%, var(--bg-overlay) 70%, rgba(13,18,48,.6) 100%);
}

.page-about .about-milestones{
  background: var(--bg-overlay);
}

.page-about .about-scale{
  background: var(--bg-deep);
}

.page-about .about-compliance{
  background: linear-gradient(180deg, var(--bg-overlay) 0%, var(--bg-deep) 100%);
}

.page-about .about-section-head{
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: end;
  gap: 18px;
  margin-bottom: clamp(28px, 5vw, 48px);
}

.page-about .about-section-num{
  font-family: var(--font-mono);
  font-size: var(--about-num-size);
  font-weight: 700;
  line-height: .82;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--signal-green);
  opacity: .92;
  white-space: nowrap;
  min-width: 1.2em;
}

.page-about .about-section-num::after{
  content: "";
  display: inline-block;
  width: clamp(28px, 5vw, 64px);
  height: 3px;
  background: var(--signal-orange);
  margin-left: 12px;
  transform: skewX(-24deg);
  vertical-align: middle;
}

.page-about .about-section-title{
  margin: 0 0 6px;
  font-size: var(--about-heading-size);
  line-height: 1.2;
}

.page-about .about-section-sub{
  margin: 0;
  color: var(--ink-sub);
  font-size: .95rem;
  line-height: 1.6;
}

.page-about .about-why-grid{
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-about .about-why-copy p{
  margin: 0 0 18px;
  line-height: 1.9;
  font-size: .98rem;
}

.page-about .about-why-copy p:last-child{
  margin-bottom: 0;
}

.page-about .about-why-media{
  margin: 0;
  position: relative;
}

.page-about .about-why-media::before{
  content: "";
  position: absolute;
  top: 16px;
  left: 16px;
  right: 0;
  bottom: -16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  z-index: 0;
}

.page-about .about-why-media img{
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.page-about figure figcaption{
  margin: 10px 0 0;
  font-size: .82rem;
  color: var(--ink-faint);
  line-height: 1.6;
}

.page-about .about-timeline-art{
  height: 70px;
  margin: 0 0 14px;
  overflow: hidden;
}

.page-about .about-timeline-curve{
  width: 100%;
  height: 100%;
  display: block;
}

.page-about .about-timeline{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-about .about-milestone{
  background: linear-gradient(135deg, var(--bg-panel) 0%, #151c42 100%);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  position: relative;
  transition: border-color .3s, transform .3s;
}

.page-about .about-milestone:hover{
  border-color: rgba(0,255,157,.35);
  transform: translateY(-4px);
}

.page-about .about-milestone-top{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.page-about .about-milestone-year{
  font-family: var(--font-mono);
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1;
  color: var(--signal-green);
}

.page-about .about-milestone-tag{
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .05em;
  color: var(--signal-orange);
  border: 1px solid rgba(255,106,0,.4);
  background: rgba(255,106,0,.08);
  padding: 4px 8px;
  border-radius: 999px;
}

.page-about .about-milestone h3{
  margin: 0 0 8px;
  font-size: 1.08rem;
}

.page-about .about-milestone p{
  margin: 0;
  color: var(--ink-sub);
  line-height: 1.7;
  font-size: .9rem;
}

.page-about .about-version{
  margin-top: 24px;
  padding: 16px 18px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-md);
  background: rgba(18,24,58,.5);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
}

.page-about .about-version-label{
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--ink-sub);
}

.page-about .about-version-num{
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--signal-green);
}

.page-about .about-version-note{
  font-size: .86rem;
  color: var(--ink-sub);
}

.page-about .about-version-note a{
  color: var(--signal-green);
}

.page-about .about-milestone-media{
  margin: 24px 0 0;
}

.page-about .about-milestone-media img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.page-about .about-scale-grid{
  display: grid;
  gap: 28px;
}

.page-about .about-data-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.page-about .about-data-card{
  background: var(--bg-panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 20px 18px;
  transition: border-color .3s, transform .3s;
}

.page-about .about-data-card:hover{
  border-color: rgba(0,255,157,.4);
  transform: translateY(-3px);
}

.page-about .about-data-num{
  display: block;
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--data-green);
  margin-bottom: 8px;
}

.page-about .about-data-unit{
  font-size: .72em;
  color: var(--signal-orange);
}

.page-about .about-data-card h3{
  margin: 0 0 6px;
  font-size: 1rem;
}

.page-about .about-data-card p{
  margin: 0;
  color: var(--ink-sub);
  font-size: .86rem;
  line-height: 1.6;
}

.page-about .about-team{
  margin-top: 28px;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
}

.page-about .about-team h3{
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.page-about .about-team p{
  margin: 0 0 10px;
  color: var(--ink-sub);
  line-height: 1.8;
  font-size: .95rem;
}

.page-about .about-text-link{
  display: inline-block;
  color: var(--signal-green);
  text-decoration: underline;
  text-underline-offset: 4px;
  font-size: .9rem;
}

.page-about .about-scale-media{
  margin: 0;
}

.page-about .about-scale-media img{
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.page-about .about-compliance-grid{
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-about .about-legal-list{
  margin: 0;
  padding: 0;
}

.page-about .about-legal-item{
  display: grid;
  grid-template-columns: minmax(84px, 130px) 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-about .about-legal-item dt{
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .05em;
  color: var(--ink-sub);
  padding-top: 2px;
}

.page-about .about-legal-item dd{
  margin: 0;
  font-size: .96rem;
  line-height: 1.7;
  word-break: break-word;
}

.page-about .about-compliance-note{
  padding: clamp(20px, 4vw, 28px);
  background: var(--bg-panel);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--signal-orange);
}

.page-about .about-compliance-note p{
  margin: 0 0 18px;
  line-height: 1.8;
  font-size: .96rem;
}

.page-about .about-cta-links{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.page-about .about-cta-links .btn{
  min-width: 0;
}

@media (min-width: 720px){
  .page-about .about-hero-index{
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }

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

  .page-about .about-timeline{
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .page-about .about-timeline > *:nth-child(even){
    margin-top: 48px;
  }

  .page-about .about-legal-item{
    grid-template-columns: 150px 1fr;
  }
}

@media (min-width: 960px){
  .page-about .about-why-grid{
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
  }

  .page-about .about-timeline-art{
    height: 140px;
    margin-bottom: 32px;
  }

  .page-about .about-scale-grid{
    grid-template-columns: 1.15fr 0.85fr;
    gap: 40px;
    align-items: center;
  }

  .page-about .about-compliance-grid{
    grid-template-columns: 1fr 0.9fr;
    gap: 40px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-about *,
  .page-about *::before,
  .page-about *::after{
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}