.page-about {
  --ab-gap: clamp(3rem, 7vw, 6rem);
  --ab-cut: clamp(40px, 8vw, 92px);
  padding-bottom: clamp(3rem, 8vw, 6.5rem);
}

.page-about .breadcrumbs {
  margin: clamp(1.25rem, 4vw, 2.25rem) 0 clamp(1.5rem, 5vw, 2.75rem);
}

/* ---------- HERO ---------- */
.page-about .about-hero {
  position: relative;
  padding-bottom: var(--ab-gap);
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -26%;
  right: -18%;
  width: min(88vw, 780px);
  height: min(88vw, 780px);
  background:
    radial-gradient(circle at 62% 38%, rgba(47, 240, 207, .16), transparent 60%),
    radial-gradient(circle at 36% 66%, rgba(255, 77, 28, .17), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: center;
}

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

.page-about .about-hero__title {
  margin: .7rem 0 0;
  font-size: clamp(2.05rem, 7.4vw, 4.15rem);
  line-height: 1.06;
  letter-spacing: -.03em;
  font-weight: 800;
  max-width: 15ch;
}

.page-about .about-hero__lede {
  margin: clamp(1.1rem, 3vw, 1.6rem) 0 0;
  max-width: 46ch;
  color: var(--text-soft);
  font-size: clamp(.98rem, 2.2vw, 1.1rem);
  line-height: 1.75;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
}

.page-about .about-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-700);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ab-cut)), 0 100%);
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.92) contrast(1.06);
}

.page-about .about-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(158deg, rgba(5, 8, 15, 0) 38%, rgba(5, 8, 15, .8) 100%);
  pointer-events: none;
}

.page-about .about-hero__figure .media-frame__caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  margin: 0;
  padding: clamp(1rem, 3vw, 1.5rem);
  color: var(--text-soft);
  font-size: .82rem;
  line-height: 1.6;
}

/* ---------- STATS ---------- */
.page-about .about-stats {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1px;
  margin: clamp(2.25rem, 5vw, 3.5rem) 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-about .about-stat {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: clamp(1.15rem, 3.4vw, 1.75rem);
  background: linear-gradient(180deg, var(--ink-700), var(--ink-800));
}

.page-about .about-stat__num {
  font-size: clamp(1.9rem, 6vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -.02em;
}

.page-about .about-stat:nth-child(2) .about-stat__num {
  color: var(--action);
}

.page-about .about-stat__label {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text);
}

.page-about .about-stat__note {
  font-size: .82rem;
  line-height: 1.65;
  color: var(--text-dim);
}

/* ---------- WHAT WE DO ---------- */
.page-about .about-what {
  padding: var(--ab-gap) 0;
  border-top: 1px solid var(--line);
}

.page-about .about-what__grid {
  display: grid;
  gap: clamp(1rem, 3vw, 1.5rem);
  margin-top: clamp(1.75rem, 4.5vw, 2.75rem);
}

.page-about .about-line {
  position: relative;
  padding: clamp(1.4rem, 4vw, 2.1rem);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--glass);
  backdrop-filter: blur(10px);
  transition: border-color .25s ease, transform .25s ease;
}

.page-about .about-line::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 46px;
  background: var(--cyan);
  border-radius: 0 3px 3px 0;
}

.page-about .about-line--lift {
  background: linear-gradient(165deg, var(--ink-600), var(--ink-800));
  border-color: var(--line-strong);
}

.page-about .about-line--lift::before {
  background: var(--action);
}

.page-about .about-line__idx {
  display: block;
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--text-dim);
}

.page-about .about-line__title {
  margin: .55rem 0 .7rem;
  font-size: clamp(1.15rem, 3vw, 1.4rem);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-about .about-line__text {
  margin: 0;
  color: var(--text-soft);
  font-size: .93rem;
  line-height: 1.78;
}

.page-about .about-line__list {
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .5rem;
}

.page-about .about-line__list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .86rem;
  line-height: 1.6;
  color: var(--text-soft);
}

.page-about .about-line__list li::before {
  content: "";
  position: absolute;
  top: .62em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--action);
  transform: rotate(45deg);
}

/* ---------- VERSION TRACK ---------- */
.page-about .about-track {
  padding: var(--ab-gap) 0;
  background:
    linear-gradient(180deg, rgba(255, 77, 28, .05), rgba(47, 240, 207, .04)),
    var(--ink-800);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .section__head--tight {
  margin-bottom: clamp(1.75rem, 4.5vw, 2.5rem);
}

.page-about .about-track__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-about .track-node {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .6rem;
  padding: clamp(1.35rem, 4vw, 2rem);
  background: var(--ink-700);
}

.page-about .track-node--current {
  background: linear-gradient(150deg, var(--ink-600), var(--ink-700));
}

.page-about .track-node--current::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--action), rgba(255, 77, 28, 0));
}

.page-about .track-node__title {
  margin: 0;
  font-size: clamp(1.05rem, 2.8vw, 1.25rem);
  font-weight: 700;
}

.page-about .track-node__text {
  margin: 0;
  color: var(--text-soft);
  font-size: .9rem;
  line-height: 1.78;
}

/* ---------- DEVICE ---------- */
.page-about .about-device {
  padding: var(--ab-gap) 0;
}

.page-about .about-device__inner {
  display: grid;
  gap: clamp(1.75rem, 5vw, 3.25rem);
  align-items: center;
}

.page-about .about-device__media {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line-strong);
}

.page-about .about-device__media::before {
  content: "";
  position: absolute;
  z-index: 1;
  top: 0;
  left: 0;
  width: 46%;
  height: 5px;
  background: var(--cyan);
}

.page-about .about-device__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-device__para {
  margin: 1rem 0 0;
  color: var(--text-soft);
  font-size: .95rem;
  line-height: 1.8;
  max-width: 48ch;
}

.page-about .about-device__dl {
  margin: clamp(1.4rem, 4vw, 2rem) 0 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.page-about .device-row {
  padding: clamp(.95rem, 2.6vw, 1.25rem);
  background: var(--ink-700);
}

.page-about .device-row dt {
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-about .device-row dd {
  margin: .5rem 0 0;
  color: var(--text-soft);
  font-size: .9rem;
  line-height: 1.72;
}

/* ---------- WHY ---------- */
.page-about .about-why {
  padding: var(--ab-gap) 0;
  border-top: 1px solid var(--line);
}

.page-about .about-why__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-about .about-why__para {
  margin: 1rem 0 0;
  color: var(--text-soft);
  font-size: .93rem;
  line-height: 1.8;
}

.page-about .about-why__intro .btn {
  margin-top: clamp(1.25rem, 3.5vw, 1.75rem);
}

.page-about .about-why__figure {
  position: relative;
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% var(--ab-cut), 100% 100%, 0 100%);
}

.page-about .about-why__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-why__points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.page-about .why-point {
  display: flex;
  gap: 1rem;
  padding: clamp(1rem, 3vw, 1.4rem);
  background: var(--ink-800);
}

.page-about .why-point__mark {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--action);
  font-size: .8rem;
}

.page-about .why-point__title {
  margin: 0 0 .35rem;
  font-size: 1rem;
  font-weight: 700;
}

.page-about .why-point p {
  margin: 0;
  color: var(--text-soft);
  font-size: .88rem;
  line-height: 1.72;
}

/* ---------- REACH ---------- */
.page-about .about-reach {
  padding-top: clamp(1rem, 3vw, 2rem);
}

.page-about .about-reach__panel {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  padding: clamp(1.5rem, 5vw, 3rem);
  border-radius: var(--r-lg);
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(circle at 88% 12%, rgba(255, 77, 28, .18), transparent 58%),
    linear-gradient(160deg, var(--ink-600), var(--ink-900));
}

.page-about .about-reach__text {
  margin: 1rem 0 0;
  color: var(--text-soft);
  font-size: .95rem;
  line-height: 1.8;
  max-width: 52ch;
}

.page-about .about-reach__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: clamp(1.25rem, 3.5vw, 1.75rem);
}

.page-about .about-reach__aside {
  padding-top: clamp(1.25rem, 3.5vw, 1.75rem);
  border-top: 1px solid var(--line);
}

.page-about .about-reach__label {
  margin: 0 0 1rem;
  font-size: .74rem;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-about .about-reach__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .9rem;
}

.page-about .about-reach__list li {
  display: flex;
  flex-direction: column;
  gap: .2rem;
}

.page-about .about-reach__note {
  margin: 1.25rem 0 0;
  color: var(--text-dim);
  font-size: .8rem;
  line-height: 1.7;
}

/* ---------- RESPONSIVE ---------- */
@media (min-width: 720px) {
  .page-about .about-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-what__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .page-about .about-line--lift {
    transform: translateY(-14px);
  }

  .page-about .about-track__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-device__dl {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-why__points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-reach__panel {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-about .about-reach__aside {
    padding-top: 0;
    padding-left: clamp(1.25rem, 3vw, 2rem);
    border-top: 0;
    border-left: 1px solid var(--line);
  }
}

@media (min-width: 1000px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: clamp(2.5rem, 5vw, 5rem);
  }

  .page-about .about-hero__figure {
    transform: translateY(clamp(0.5rem, 2vw, 2rem));
  }

  .page-about .about-device__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: clamp(2.25rem, 5vw, 4rem);
  }

  .page-about .about-why__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .75fr);
    grid-template-areas:
      "intro figure"
      "points points";
    gap: clamp(2rem, 4vw, 3rem);
  }

  .page-about .about-why__intro {
    grid-area: intro;
  }

  .page-about .about-why__figure {
    grid-area: figure;
    align-self: stretch;
  }

  .page-about .about-why__figure img {
    height: 100%;
    min-height: 260px;
  }

  .page-about .about-why__points {
    grid-area: points;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-line,
  .page-about .about-hero__figure {
    transition: none;
  }

  .page-about .about-line--lift {
    transform: none;
  }
}