.page-about{
  --about-sidebar-w: 220px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 2rem 1.25rem 5rem;
  background-color: var(--paper);
  background-image:
    linear-gradient(rgba(10,31,68,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,31,68,.04) 1px, transparent 1px);
  background-size: 24px 24px;
  scroll-behavior: smooth;
}

.page-about .breadcrumb{
  margin-bottom: 2rem;
}

.page-about .about-hero{
  position: relative;
  display: grid;
  gap: 1.5rem;
  background: var(--main);
  color: var(--white);
  padding: 1.75rem 1.25rem 1.75rem 2rem;
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
  margin-bottom: 3rem;
}

.page-about .about-hero::before{
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 8px;
  height: 100%;
  background: var(--accent);
}

.page-about .about-hero__kicker{
  color: var(--accent);
  font-size: .75rem;
  letter-spacing: .14em;
  margin-bottom: .75rem;
}

.page-about .about-hero h1{
  font-family: var(--heading-font);
  font-size: clamp(1.5rem, 5vw, 2.35rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  color: var(--white);
  font-weight: 900;
}

.page-about .about-hero__lead{
  line-height: 1.7;
  color: rgba(255,255,255,.85);
  margin: 0 0 1.5rem;
  max-width: 62ch;
  font-size: .95rem;
}

.page-about .about-hero__stats{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
}

.page-about .hero-stat{
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.18);
  padding: .85rem 1rem;
}

.page-about .hero-stat__num{
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
}

.page-about .hero-stat__label{
  display: block;
  font-size: .72rem;
  color: rgba(255,255,255,.68);
  margin-top: .3rem;
}

.page-about .about-hero__media{
  margin: 0;
  border: 3px solid var(--accent);
  box-shadow: var(--shadow-accent);
}

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

.page-about .about-hero__fig{
  margin: 0;
  background: var(--main);
  color: var(--silver);
  font-size: .72rem;
  padding: .55rem .85rem;
  border-top: 2px solid var(--accent);
}

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

.page-about .about-index{
  background: var(--white);
  border: 3px solid var(--ink);
  border-left: 6px solid var(--accent);
  box-shadow: var(--shadow-hard);
  padding: 1.25rem 1.1rem;
  margin-bottom: 2.5rem;
}

.page-about .about-index__title{
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--gray);
  margin: 0 0 .75rem;
}

.page-about .about-index__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .25rem 1.25rem;
}

.page-about .about-index__link{
  display: inline-flex;
  align-items: baseline;
  gap: .55rem;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  font-size: .9rem;
  padding: .3rem 0;
  border-bottom: 2px solid transparent;
}

.page-about .about-index__link .mono{
  color: var(--accent);
  font-size: .75rem;
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus{
  border-bottom-color: var(--accent);
}

.page-about .about-index__file{
  margin: 1rem 0 0;
  font-size: .7rem;
  color: var(--silver);
  letter-spacing: .1em;
  border-top: 1px dashed var(--silver);
  padding-top: .75rem;
}

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

.page-about .about-section{
  margin-bottom: 4rem;
  scroll-margin-top: 6rem;
}

.page-about .about-section__head{
  display: flex;
  align-items: center;
  gap: .9rem;
  background: var(--main);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: .85rem 1.1rem;
  margin-bottom: 1.6rem;
}

.page-about .about-section__head::before{
  content: "";
  width: 11px;
  height: 11px;
  background: var(--accent);
  border: 2px solid var(--white);
  flex-shrink: 0;
}

.page-about .about-section__no{
  color: var(--accent);
  font-size: .8rem;
  border-right: 2px solid rgba(255,255,255,.25);
  padding-right: .9rem;
  line-height: 1.2;
}

.page-about .about-section__title{
  font-family: var(--heading-font);
  font-size: 1.35rem;
  font-weight: 900;
  margin: 0;
  color: var(--white);
  letter-spacing: .02em;
}

.page-about .about-section__body{
  padding: 0 .15rem;
}

.page-about .about-section__body p{
  line-height: 1.75;
  color: var(--ink);
  margin: 0 0 1rem;
  font-size: .95rem;
}

.page-about .about-mission-quote{
  margin: 0 0 1.5rem;
  padding: 1.1rem 1.25rem;
  background: var(--white);
  border: 3px solid var(--ink);
  border-left: 8px solid var(--accent);
  box-shadow: var(--shadow-hard);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--main);
}

.page-about .about-mission-list{
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.page-about .about-mission-list li{
  display: flex;
  align-items: baseline;
  gap: .8rem;
  background: var(--white);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 rgba(10,31,68,.14);
  padding: .8rem 1rem;
  font-size: .92rem;
  line-height: 1.6;
}

.page-about .about-mission-list li .mono{
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

.page-about .about-timeline-figure{
  margin: 0 0 2rem;
  background: var(--white);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
}

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

.page-about .about-timeline-figure figcaption{
  font-size: .75rem;
  color: var(--gray);
  padding: .6rem .9rem;
  border-top: 2px solid var(--silver);
}

.page-about .about-timeline{
  position: relative;
  margin-left: .75rem;
  border-left: 3px solid var(--silver);
  padding-left: 1.5rem;
}

.page-about .about-timeline__item{
  position: relative;
  display: block;
  margin-bottom: 1.25rem;
  background: var(--white);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-hard);
}

.page-about .about-timeline__summary{
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1rem 1.25rem 1rem 2.25rem;
  font-weight: 700;
}

.page-about .about-timeline__summary::-webkit-details-marker{
  display: none;
}

.page-about .about-timeline__node{
  position: absolute;
  left: calc(-1.75rem);
  top: 1.15rem;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: 2px solid var(--ink);
}

.page-about .about-timeline__year{
  color: var(--accent);
  font-size: .82rem;
  min-width: 6ch;
  font-weight: 700;
}

.page-about .about-timeline__label{
  font-size: .95rem;
  color: var(--ink);
}

.page-about .about-timeline__content{
  padding: .75rem 1.25rem 1rem 2.25rem;
  border-top: 1px dashed var(--silver);
}

.page-about .about-timeline__content p{
  margin: 0;
  line-height: 1.65;
  font-size: .9rem;
  color: var(--ink);
}

.page-about .about-section__body a{
  color: var(--accent);
  font-weight: 700;
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
}

.page-about .about-period__grid{
  display: grid;
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.page-about .about-period-card{
  position: relative;
  background: var(--white);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: 1.4rem 1.5rem;
}

.page-about .about-period-card--accent{
  border-color: var(--accent);
  box-shadow: var(--shadow-accent);
}

.page-about .about-period-card__tag{
  display: inline-block;
  background: var(--main);
  color: var(--white);
  padding: .3rem .75rem;
  font-size: .72rem;
  letter-spacing: .08em;
  margin-bottom: .8rem;
}

.page-about .about-period-card__value{
  display: block;
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--main);
  margin-bottom: .55rem;
  line-height: 1.15;
}

.page-about .about-period-card p{
  margin: 0;
  line-height: 1.65;
  color: var(--ink);
  font-size: .9rem;
}

.page-about .about-period__note{
  background: var(--main);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: 1.25rem 1.5rem;
  margin-top: 1.5rem;
}

.page-about .about-period__note p{
  color: rgba(255,255,255,.9);
  font-size: .9rem;
  line-height: 1.7;
  margin: 0 0 .75rem;
}

.page-about .about-period__link{
  padding-top: .75rem;
  border-top: 1px solid rgba(255,255,255,.25);
  margin: 0;
}

.page-about .about-period__note a{
  color: var(--white);
  background: var(--accent);
  padding: .25rem .7rem;
  text-decoration: none;
  font-weight: 700;
  display: inline-block;
}

.page-about .about-team__figure{
  margin: 0 0 1.6rem;
  background: var(--white);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
}

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

.page-about .about-team__figure figcaption{
  font-size: .75rem;
  color: var(--gray);
  padding: .6rem .9rem;
  border-top: 2px solid var(--silver);
}

.page-about .about-team__grid{
  display: grid;
  gap: 1.25rem;
  margin: 1.6rem 0;
}

.page-about .about-team-card{
  background: var(--white);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: 1.4rem 1.5rem;
  transition: box-shadow .25s ease, border-color .25s ease;
}

.page-about .about-team-card:hover,
.page-about .about-team-card:focus-within{
  box-shadow: var(--shadow-accent);
  border-color: var(--accent);
}

.page-about .about-team-card__icon{
  display: block;
  width: 44px;
  height: 44px;
  background: var(--data-blue);
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
  margin-bottom: 1rem;
}

.page-about .about-team-card__icon--tech{
  background: var(--accent);
}

.page-about .about-team-card__icon--content{
  background: var(--trend-green);
}

.page-about .about-team-card h3{
  font-family: var(--heading-font);
  font-size: 1.05rem;
  font-weight: 900;
  margin: 0 0 .5rem;
  color: var(--main);
}

.page-about .about-team-card p{
  margin: 0;
  font-size: .88rem;
  line-height: 1.65;
  color: var(--ink);
}

.page-about .about-team__scale{
  margin: 0;
  background: var(--silver);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: 1.2rem 1.4rem;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--ink);
}

@media (min-width: 900px){
  .page-about{
    padding: 3rem 2rem 6rem;
  }

  .page-about .about-hero{
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
    gap: 2rem;
    padding: 2.25rem 2rem 2.25rem 2.5rem;
  }

  .page-about .about-hero__stats{
    grid-template-columns: repeat(4, 1fr);
  }

  .page-about .about-layout{
    display: grid;
    grid-template-columns: var(--about-sidebar-w) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
  }

  .page-about .about-index{
    position: sticky;
    top: 6rem;
    margin-bottom: 0;
  }

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

  .page-about .about-index__link{
    display: flex;
    padding: .55rem .25rem;
    border-bottom: 1px solid var(--silver);
  }

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

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