.page-about{
  --pa-line: rgba(201,163,90,.22);
  --pa-line-strong: rgba(201,163,90,.55);
  --pa-glass: rgba(10,26,47,.62);
  --pa-panel: rgba(19,38,61,.88);
  background: var(--jb-ink);
  color: var(--jb-cream);
  overflow-x: clip;
}

/* ---------- hero ---------- */
.page-about .pa-hero{
  position: relative;
  isolation: isolate;
  padding: clamp(112px,15vh,176px) 0 clamp(52px,7vw,92px);
  background:
    radial-gradient(130% 100% at 4% -10%, rgba(18,59,50,.95) 0%, rgba(11,43,36,0) 60%),
    linear-gradient(152deg, #0B2B24 0%, #0A1A2F 72%, #0A1A2F 100%);
}
.page-about .pa-hero__bg{
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.page-about .pa-hero__bg img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .28;
  filter: saturate(.68) contrast(1.06);
  clip-path: polygon(42% 0, 100% 0, 100% 100%, 8% 100%);
}
.page-about .pa-hero__bg::after{
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(182deg, rgba(11,43,36,.5) 0%, rgba(10,26,47,.94) 82%);
}
.page-about .pa-hero__inner{
  position: relative;
  z-index: 1;
}
.page-about .pa-hero__title{
  margin: 16px 0 0;
  font-family: var(--jb-display);
  font-weight: 800;
  font-size: clamp(40px, 9vw, 96px);
  line-height: .98;
  letter-spacing: -.02em;
  color: var(--jb-cream);
}
.page-about .pa-hero__accent{
  font-style: normal;
  color: var(--jb-gold);
  display: inline-block;
}
.page-about .pa-hero__lede{
  max-width: 46ch;
  margin: clamp(20px,3vw,32px) 0 0;
  font-size: clamp(15px,1.8vw,17.5px);
  line-height: 1.8;
  color: rgba(242,233,216,.82);
}
.page-about .pa-hero__meta{
  list-style: none;
  margin: clamp(26px,4vw,42px) 0 0;
  padding: clamp(16px,2.4vw,22px) 0 0;
  border-top: 1px solid var(--pa-line);
  display: flex;
  flex-wrap: wrap;
  gap: 12px clamp(18px,3vw,40px);
  font-size: 13.5px;
  color: var(--jb-mist);
}
.page-about .pa-hero__meta li{
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.page-about .pa-hero__meta .jb-mono{
  color: var(--jb-gold-lift);
  font-size: 15px;
  letter-spacing: .02em;
}

/* ---------- jump ---------- */
.page-about .pa-jump{
  position: relative;
  z-index: 2;
  background: rgba(10,26,47,.9);
  border-top: 1px solid var(--pa-line);
  border-bottom: 1px solid var(--pa-line);
}
.page-about .pa-jump__inner{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  padding-top: 13px;
  padding-bottom: 13px;
}
.page-about .pa-jump__label{
  font-family: var(--jb-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--jb-red);
  border: 1px solid rgba(178,58,46,.5);
  border-radius: 2px;
  padding: 3px 8px;
}
.page-about .pa-jump__inner a{
  font-size: 13.5px;
  color: rgba(242,233,216,.78);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color var(--jb-ease), border-color var(--jb-ease);
}
.page-about .pa-jump__inner a:hover,
.page-about .pa-jump__inner a:focus-visible{
  color: var(--jb-gold-lift);
  border-bottom-color: var(--jb-gold);
}

/* ---------- shared page bits ---------- */
.page-about .pa-num{
  display: block;
  font-family: var(--jb-mono);
  font-size: clamp(34px,5.4vw,60px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--jb-gold);
  opacity: .55;
  margin-bottom: 12px;
}
.page-about .pa-h2{
  margin: 0 0 14px;
  font-family: var(--jb-display);
  font-weight: 800;
  font-size: clamp(26px,4vw,44px);
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--jb-cream);
  max-width: 22ch;
}
.page-about .pa-body{
  margin: 0 0 14px;
  font-size: clamp(15px,1.7vw,16.5px);
  line-height: 1.8;
  color: rgba(242,233,216,.8);
}
.page-about .pa-body:last-child{ margin-bottom: 0; }
.page-about .pa-section-head{
  max-width: 62ch;
  margin-bottom: clamp(26px,4vw,46px);
}

/* ---------- origin ---------- */
.page-about .pa-origin{
  background: linear-gradient(180deg, #0A1A2F 0%, #0B2B24 100%);
}
.page-about .pa-origin__grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px,4vw,56px);
}
.page-about .pa-origin__aside{
  padding: clamp(20px,3vw,28px);
  border-left: 2px solid var(--jb-gold);
  background: linear-gradient(100deg, rgba(18,59,50,.72), rgba(19,38,61,.28));
  border-radius: 0 18px 0 0;
}
.page-about .pa-quote{
  margin: 0 0 12px;
  font-family: var(--jb-display);
  font-size: clamp(17px,2.2vw,21px);
  line-height: 1.62;
  color: var(--jb-gold-lift);
}
.page-about .pa-quote__note{
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--jb-mist);
}

/* ---------- timeline ---------- */
.page-about .pa-stages{
  background:
    linear-gradient(200deg, rgba(11,43,36,.9) 0%, rgba(10,26,47,.96) 58%, #0A1A2F 100%);
}
.page-about .pa-timeline{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(18px,2.6vw,32px);
}
.page-about .pa-stage{
  position: relative;
  display: grid;
  grid-template-columns: 54px minmax(0,1fr);
  gap: clamp(12px,2.2vw,26px);
  padding: clamp(18px,2.6vw,30px);
  background: linear-gradient(158deg, rgba(19,38,61,.94) 0%, rgba(18,59,50,.68) 100%);
  border: 1px solid var(--pa-line);
  border-radius: 3px 26px 3px 26px;
  transition: border-color var(--jb-ease), transform var(--jb-ease);
}
.page-about .pa-stage:hover{
  border-color: var(--pa-line-strong);
  transform: translateY(-2px);
}
.page-about .pa-stage__num{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.page-about .pa-stage__num .jb-mono{
  font-size: clamp(17px,2.4vw,22px);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--jb-gold-lift);
}
.page-about .pa-stage__rule{
  flex: 1;
  width: 1px;
  min-height: 30px;
  background: linear-gradient(180deg, var(--pa-line-strong), transparent);
}
.page-about .pa-stage__title{
  margin: 0 0 10px;
  font-family: var(--jb-display);
  font-weight: 800;
  font-size: clamp(19px,2.6vw,25px);
  line-height: 1.3;
  color: var(--jb-cream);
}
.page-about .pa-stage__text{
  margin: 0;
  font-size: clamp(14.5px,1.7vw,16px);
  line-height: 1.8;
  color: rgba(242,233,216,.78);
}
.page-about .pa-stage__figure{
  margin: 16px 0 0;
}
.page-about .pa-stage__figure img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 2px 14px 2px 14px;
  border: 1px solid var(--pa-line);
}
.page-about .pa-stage__figure figcaption{
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--jb-mist);
}
.page-about .pa-tags{
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
}
.page-about .pa-tags li{
  font-family: var(--jb-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--jb-gold);
  padding: 4px 9px;
  border: 1px solid var(--pa-line);
  border-radius: 999px;
  background: rgba(11,43,36,.5);
}
.page-about .pa-stage .jb-tag{
  display: inline-block;
  margin: 0 0 8px;
}

/* ---------- team ---------- */
.page-about .pa-team{
  background: linear-gradient(180deg, #0A1A2F 0%, #0B2B24 62%, #0A1A2F 100%);
}
.page-about .pa-team__grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px,4.5vw,56px);
  align-items: start;
}
.page-about .pa-team__content{ order: 1; }
.page-about .pa-team__media{ order: 2; }
.page-about .pa-members{
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(20px,3vw,30px);
}
.page-about .pa-member{
  padding: 16px 16px 18px;
  border: 1px solid var(--pa-line);
  border-radius: 2px 18px 2px 18px;
  background: var(--pa-glass);
  backdrop-filter: blur(6px);
  transition: border-color var(--jb-ease), transform var(--jb-ease);
}
.page-about .pa-member:hover{
  border-color: var(--jb-gold);
  transform: translateY(-2px);
}
.page-about .pa-member__role{
  display: block;
  font-family: var(--jb-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--jb-gold);
  margin-bottom: 8px;
}
.page-about .pa-member__name{
  margin: 0 0 7px;
  font-family: var(--jb-display);
  font-weight: 800;
  font-size: 17.5px;
  color: var(--jb-cream);
}
.page-about .pa-member__text{
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(242,233,216,.76);
}
.page-about .pa-team__media img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 3px 20px 3px 20px;
}
.page-about .pa-team__count{
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--jb-mist);
}
.page-about .pa-team__count .jb-mono{
  font-size: 20px;
  color: var(--jb-gold-lift);
  margin-right: 4px;
}

/* ---------- principles ---------- */
.page-about .pa-principles{
  background: linear-gradient(160deg, #0B2B24 0%, #123B32 48%, #0A1A2F 100%);
}
.page-about .pa-principles__grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pa-line);
  border: 1px solid var(--pa-line);
  border-radius: 22px 3px 22px 3px;
  overflow: hidden;
}
.page-about .pa-principle{
  padding: clamp(20px,3vw,32px);
  background: linear-gradient(172deg, rgba(19,38,61,.96) 0%, rgba(10,26,47,.96) 100%);
}
.page-about .pa-principle__idx{
  display: block;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--jb-red);
  margin-bottom: 12px;
}
.page-about .pa-principle__title{
  margin: 0 0 10px;
  font-family: var(--jb-display);
  font-weight: 800;
  font-size: clamp(18px,2.4vw,22px);
  color: var(--jb-gold-lift);
  line-height: 1.3;
}
.page-about .pa-principle__text{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(242,233,216,.78);
}

/* ---------- craft ---------- */
.page-about .pa-craft{
  background: linear-gradient(180deg, #0A1A2F 0%, #0B2B24 100%);
}
.page-about .pa-craft__grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px,4vw,52px);
  align-items: start;
}
.page-about .pa-craft__link{
  margin: clamp(20px,3vw,28px) 0 0;
}
.page-about .pa-figures{
  list-style: none;
  margin: 0;
  padding: 1px;
  display: grid;
  gap: 1px;
  background: var(--pa-line);
  border: 1px solid var(--pa-line);
  border-radius: 3px 20px 3px 20px;
  overflow: hidden;
}
.page-about .pa-figures li{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 16px;
  background: rgba(10,26,47,.92);
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(242,233,216,.76);
}
.page-about .pa-figures b{
  font-family: var(--jb-mono);
  font-size: 17px;
  font-weight: 600;
  white-space: nowrap;
  color: var(--jb-gold-lift);
}

/* ---------- next ---------- */
.page-about .pa-next{
  padding: clamp(48px,7vw,88px) 0 clamp(56px,8vw,96px);
  background: #0A1A2F;
  border-top: 1px solid var(--pa-line);
}
.page-about .pa-next__title{
  margin: 0 0 clamp(20px,3vw,30px);
  font-family: var(--jb-display);
  font-weight: 800;
  font-size: clamp(21px,3vw,30px);
  color: var(--jb-cream);
}
.page-about .pa-next__links{
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-about .pa-next__link{
  display: block;
  padding: 16px 18px;
  text-decoration: none;
  border: 1px solid var(--pa-line);
  border-radius: 2px 16px 2px 16px;
  background: rgba(19,38,61,.6);
  transition: border-color var(--jb-ease), transform var(--jb-ease), background var(--jb-ease);
}
.page-about .pa-next__link:hover,
.page-about .pa-next__link:focus-visible{
  border-color: var(--jb-gold);
  transform: translateY(-2px);
  background: rgba(18,59,50,.72);
}
.page-about .pa-next__label{
  display: block;
  font-family: var(--jb-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--jb-gold-lift);
  margin-bottom: 6px;
}
.page-about .pa-next__desc{
  display: block;
  font-size: 13px;
  line-height: 1.65;
  color: var(--jb-mist);
}

/* ---------- responsive ---------- */
@media (min-width: 600px){
  .page-about .pa-members{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .page-about .pa-next__links{ grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (min-width: 800px){
  .page-about .pa-principles__grid{ grid-template-columns: repeat(3, minmax(0,1fr)); }
  .page-about .pa-stage{ grid-template-columns: 68px minmax(0,1fr); }
}

@media (min-width: 900px){
  .page-about .pa-origin__grid{
    grid-template-columns: minmax(0,1.08fr) minmax(0,.82fr);
    align-items: start;
  }
  .page-about .pa-craft__grid{
    grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr);
  }
}

@media (min-width: 960px){
  .page-about .pa-team__grid{
    grid-template-columns: minmax(0,.82fr) minmax(0,1.18fr);
  }
  .page-about .pa-team__media{ order: 1; grid-column: 1; }
  .page-about .pa-team__content{ order: 2; grid-column: 2; }

  .page-about .pa-stage:nth-child(even){ margin-inline-start: clamp(44px,7vw,104px); }
  .page-about .pa-stage:nth-child(odd){ margin-inline-end: clamp(20px,4vw,64px); }
}

@media (min-width: 1100px){
  .page-about .pa-next__links{ grid-template-columns: repeat(4, minmax(0,1fr)); }
}

@media (prefers-reduced-motion: reduce){
  .page-about .pa-stage,
  .page-about .pa-member,
  .page-about .pa-next__link{
    transition: none;
  }
  .page-about .pa-stage:hover,
  .page-about .pa-member:hover,
  .page-about .pa-next__link:hover{
    transform: none;
  }
}
<<<END>>>