.page-about{
  --abx-side: clamp(20px, 3.4vw, 56px);
  --abx-sec-pad: clamp(48px, 7vw, 104px);
  background: var(--ink-950);
  color: var(--text-primary);
  font-family: var(--font-body);
  overflow-x: hidden;
  padding-bottom: clamp(40px, 6vw, 88px);
}
.page-about *,
.page-about *::before,
.page-about *::after{ box-sizing: border-box; }

.page-about .abx-wrap{
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: var(--abx-side);
}

.page-about .breadcrumb{
  padding: 18px 0 6px;
  margin: 0;
}

/* ---------- hero ---------- */
.page-about .abx-hero{
  display: grid;
  gap: clamp(24px, 3.4vw, 48px);
  padding-block: clamp(18px, 3vw, 40px) clamp(36px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
}
.page-about .abx-hero-copy{ min-width: 0; }
.page-about .abx-hero .eyebrow{
  display: inline-block;
  margin: 0 0 14px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--cyan-200);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.page-about .abx-hero h1{
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 3.9rem);
  line-height: 1.02;
  letter-spacing: -.035em;
  color: var(--text-primary);
  text-wrap: balance;
}
.page-about .abx-lead{
  margin: 0 0 26px;
  max-width: 58ch;
  color: var(--text-secondary);
  font-size: clamp(.95rem, 1.6vw, 1.08rem);
  line-height: 1.75;
}
.page-about .abx-hero-facts{
  display: grid;
  gap: 12px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}
.page-about .abx-hero-facts li{
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: linear-gradient(120deg, rgba(53,242,192,.07), rgba(11,33,28,0) 62%);
}
.page-about .abx-k{
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--cyan-400);
  letter-spacing: .02em;
}
.page-about .abx-k i{ font-style: normal; color: var(--cyan-200); }
.page-about .abx-v{
  color: var(--text-secondary);
  font-size: .9rem;
  line-height: 1.5;
}
.page-about .abx-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-about .abx-hero-media{
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 30px 70px -40px rgba(53,242,192,.45);
}
.page-about .abx-hero-media img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(.9) contrast(1.05);
}

/* ---------- section shell ---------- */
.page-about .abx-sec{
  padding-block: var(--abx-sec-pad);
  border-bottom: 1px solid var(--line);
}
.page-about .abx-sec-head{
  display: grid;
  gap: 10px;
  margin-bottom: clamp(24px, 3.4vw, 44px);
  max-width: 68ch;
}
.page-about .abx-num{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--amber-400);
}
.page-about .abx-num::after{
  content: "";
  display: inline-block;
  width: 42px;
  height: 1px;
  margin-left: 10px;
  vertical-align: 4px;
  background: currentColor;
  opacity: .55;
}
.page-about .abx-h2{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.55rem, 4vw, 2.6rem);
  line-height: 1.06;
  letter-spacing: -.03em;
  color: var(--text-primary);
}
.page-about .abx-sec-note{
  margin: 0;
  color: var(--text-secondary);
  font-size: .95rem;
  line-height: 1.7;
}

/* ---------- scale strip ---------- */
.page-about .abx-scale{
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 10px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.page-about .abx-scale-item{
  flex: 0 0 200px;
  scroll-snap-align: start;
  display: grid;
  gap: 6px;
  padding: 20px 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-900);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-about .abx-scale-item:hover,
.page-about .abx-scale-item:focus-within{
  border-color: var(--cyan-400);
  background: var(--ink-800);
}
.page-about .abx-scale-num{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.6rem, 4.4vw, 2.1rem);
  line-height: 1;
  color: var(--cyan-400);
  letter-spacing: -.02em;
}
.page-about .abx-scale-num i{
  font-style: normal;
  font-size: .8em;
  color: var(--cyan-200);
  margin-left: 2px;
}
.page-about .abx-scale-label{
  font-size: .88rem;
  color: var(--text-primary);
  font-weight: 500;
}
.page-about .abx-scale-note{
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .04em;
  color: var(--text-secondary);
  border-top: 1px dashed var(--line);
  padding-top: 8px;
}

/* ---------- timeline ---------- */
.page-about .abx-timeline{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-about .abx-tl{
  display: grid;
  gap: 10px;
  padding-block: 20px;
}
.page-about .abx-tl-mark{
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  padding-left: 16px;
  border-left: 2px solid var(--line);
}
.page-about .abx-tl-mark::before{
  content: "";
  position: absolute;
  left: -7px;
  top: 50%;
  width: 12px;
  height: 12px;
  margin-top: -6px;
  border-radius: 50%;
  background: var(--ink-950);
  border: 2px solid var(--cyan-400);
}
.page-about .abx-tl-num{
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--text-secondary);
}
.page-about .abx-tl-year{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .04em;
  color: var(--cyan-400);
}
.page-about .abx-tl-body h3{
  margin: 0 0 8px;
  font-size: clamp(1.05rem, 2.6vw, 1.3rem);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text-primary);
}
.page-about .abx-tl-body p{
  margin: 0 0 12px;
  color: var(--text-secondary);
  font-size: .94rem;
  line-height: 1.75;
  max-width: 62ch;
}
.page-about .abx-tl-tags{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-about .abx-tl-tags li{
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  color: var(--cyan-200);
}

/* ---------- steps ---------- */
.page-about .abx-steps{
  display: grid;
  gap: 14px;
}
.page-about .abx-step{
  position: relative;
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(18,48,41,.95), rgba(11,33,28,.9));
}
.page-about .abx-step::after{
  content: "";
  position: absolute;
  inset: auto 20px 0 20px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan-400), rgba(53,242,192,0));
  border-radius: 2px;
  transform: scaleX(.35);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.page-about .abx-step:hover::after{ transform: scaleX(1); }
.page-about .abx-step-num{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 12px;
  border: 1px solid var(--cyan-400);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .9rem;
  color: var(--cyan-400);
}
.page-about .abx-step h3{
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}
.page-about .abx-step p{
  margin: 0;
  color: var(--text-secondary);
  font-size: .88rem;
  line-height: 1.7;
}

/* ---------- wide coverage band ---------- */
.page-about .abx-banner{
  margin: 0 0 clamp(24px, 3.4vw, 40px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}
.page-about .abx-banner img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(.85);
}
.page-about .abx-wide-body{
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}
.page-about .abx-wide-copy h2{ margin-top: 8px; }
.page-about .abx-wide-copy p{
  margin: 14px 0 0;
  color: var(--text-secondary);
  font-size: .95rem;
  line-height: 1.78;
  max-width: 58ch;
}
.page-about .abx-wide-copy .abx-actions{ margin-top: 22px; }
.page-about .abx-wide-list{
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  align-self: start;
}
.page-about .abx-wide-list li{
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: var(--text-secondary);
  font-size: .9rem;
}
.page-about .abx-wide-list span{
  min-width: 54px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--cyan-400);
  letter-spacing: -.02em;
}

/* ---------- team + segmented switch ---------- */
.page-about .abx-team{
  display: grid;
  gap: clamp(22px, 3vw, 36px);
}
.page-about .abx-team-media{
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}
.page-about .abx-team-media img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-about .abx-switch{ position: relative; min-width: 0; }
.page-about .abx-radio{
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  clip: rect(0 0 0 0);
}
.page-about .abx-switch-bar{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  border-radius: 999px;
}
.page-about .abx-switch-btn{
  cursor: pointer;
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--text-secondary);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-about .abx-switch-btn:hover{
  color: var(--text-primary);
  border-color: var(--cyan-200);
}
.page-about .abx-radio:nth-of-type(1):checked ~ .abx-switch-bar > .abx-switch-btn:nth-child(1),
.page-about .abx-radio:nth-of-type(2):checked ~ .abx-switch-bar > .abx-switch-btn:nth-child(2),
.page-about .abx-radio:nth-of-type(3):checked ~ .abx-switch-bar > .abx-switch-btn:nth-child(3){
  color: var(--ink-950);
  background: var(--cyan-400);
  border-color: var(--cyan-400);
  font-weight: 700;
}
.page-about .abx-radio:focus-visible ~ .abx-switch-bar{
  outline: 2px solid var(--cyan-400);
  outline-offset: 4px;
}
.page-about .abx-panels{ min-height: 220px; }
.page-about .abx-panel{ display: none; }
.page-about .abx-radio:nth-of-type(1):checked ~ .abx-panels > .abx-panel:nth-child(1),
.page-about .abx-radio:nth-of-type(2):checked ~ .abx-panels > .abx-panel:nth-child(2),
.page-about .abx-radio:nth-of-type(3):checked ~ .abx-panels > .abx-panel:nth-child(3){
  display: block;
}
.page-about .abx-panel h3{
  margin: 0 0 10px;
  font-size: clamp(1.05rem, 2.6vw, 1.28rem);
  font-weight: 700;
  color: var(--text-primary);
}
.page-about .abx-panel p{
  margin: 0 0 16px;
  color: var(--text-secondary);
  font-size: .94rem;
  line-height: 1.78;
}
.page-about .abx-tick{
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-about .abx-tick li{
  position: relative;
  padding-left: 22px;
  color: var(--text-secondary);
  font-size: .88rem;
  line-height: 1.65;
}
.page-about .abx-tick li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--cyan-400);
  opacity: .85;
}

/* ---------- safety / retention ---------- */
.page-about .abx-sec--deep{
  background: linear-gradient(180deg, rgba(11,33,28,.85), rgba(6,21,18,0));
}
.page-about .abx-safe{
  display: grid;
  gap: clamp(24px, 3.4vw, 48px);
  align-items: center;
}
.page-about .abx-safe-copy p{
  margin: 14px 0 20px;
  color: var(--text-secondary);
  font-size: .95rem;
  line-height: 1.78;
  max-width: 56ch;
}
.page-about .abx-tick--wide{ gap: 12px; }
.page-about .abx-safe-ring{
  display: grid;
  justify-items: center;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ink-900);
}
.page-about .abx-safe-ring svg{
  width: min(200px, 56vw);
  height: auto;
}
.page-about .abx-ring-txt{
  margin: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--text-secondary);
  line-height: 1.7;
}
.page-about .abx-ring-txt span{
  color: var(--cyan-400);
  font-weight: 700;
  font-size: 1.15rem;
}
.page-about .abx-ring-txt i{
  font-style: normal;
  color: var(--line);
  margin-inline: 6px;
}

/* ---------- commitment ---------- */
.page-about .abx-commit{
  display: grid;
  gap: 14px;
  margin-bottom: clamp(26px, 4vw, 44px);
}
.page-about .abx-commit-card{
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-900);
  border-top: 2px solid var(--amber-400);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-about .abx-commit-card:hover{ background: var(--ink-800); }
.page-about .abx-commit-card h3{
  margin: 0 0 10px;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text-primary);
}
.page-about .abx-commit-card p{
  margin: 0 0 16px;
  color: var(--text-secondary);
  font-size: .9rem;
  line-height: 1.72;
}
.page-about .abx-link{
  display: inline-block;
  color: var(--amber-400);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  text-decoration: none;
  border-bottom: 1px solid rgba(255,184,77,.45);
  padding-bottom: 2px;
}
.page-about .abx-link:hover,
.page-about .abx-link:focus-visible{ color: var(--amber-600); border-color: var(--amber-600); }
.page-about .abx-contact{
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(53,242,192,.09), rgba(11,33,28,.6) 55%, rgba(6,21,18,0));
}
.page-about .abx-contact-line{
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .02em;
  color: var(--text-primary);
  line-height: 1.9;
}
.page-about .abx-contact-line a{
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(53,242,192,.4);
  word-break: break-all;
}
.page-about .abx-contact-line a:hover{ color: var(--cyan-200); }
.page-about .abx-contact-note{
  margin: 0 0 20px;
  color: var(--text-secondary);
  font-size: .86rem;
  line-height: 1.7;
}

/* ---------- responsive ---------- */
@media (min-width: 700px){
  .page-about .abx-hero-facts{ grid-template-columns: repeat(3, minmax(0,1fr)); }
  .page-about .abx-hero-facts li{ flex-direction: column; gap: 4px; }
  .page-about .abx-steps{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .page-about .abx-commit{ grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (min-width: 960px){
  .page-about .abx-hero{
    grid-template-columns: 1.45fr 1fr;
    align-items: end;
  }
  .page-about .abx-hero-media{ align-self: stretch; }
  .page-about .abx-tl{
    grid-template-columns: 190px minmax(0,1fr);
    gap: 28px;
    border-top: 1px solid var(--line);
  }
  .page-about .abx-timeline{ gap: 0; }
  .page-about .abx-tl-mark{
    align-items: flex-start;
    flex-direction: column;
    justify-content: flex-start;
    gap: 4px;
    border-left: 0;
    border-right: 1px solid var(--line);
    padding: 22px 22px 22px 0;
  }
  .page-about .abx-tl-mark::before{
    left: auto;
    right: -7px;
    top: 26px;
    margin-top: 0;
  }
  .page-about .abx-tl-body{ padding-block: 22px; }
  .page-about .abx-steps{ grid-template-columns: repeat(5, minmax(0,1fr)); }
  .page-about .abx-wide-body{ grid-template-columns: 1.6fr 1fr; }
  .page-about .abx-team{ grid-template-columns: 1fr 1.15fr; align-items: start; }
  .page-about .abx-safe{ grid-template-columns: 1.5fr 1fr; }
  .page-about .abx-commit{ grid-template-columns: repeat(3, minmax(0,1fr)); }
  .page-about .abx-banner{ border-radius: var(--radius-lg); }
}

@media (min-width: 1200px){
  .page-about .abx-scale{ gap: 16px; }
  .page-about .abx-scale-item{ flex: 0 0 calc(25% - 12px); }
}

@media (prefers-reduced-motion: reduce){
  .page-about .abx-scale-item,
  .page-about .abx-step::after,
  .page-about .abx-commit-card,
  .page-about .abx-switch-btn{ transition: none; }
}