.page-about {
  --about-gutter: clamp(18px, 4vw, 32px);
  --about-line: rgba(44, 59, 71, .9);
  --about-radius: 16px;
  display: block;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: clip;
}

.page-about h2,
.page-about h3 {
  margin: 0;
}

.page-about p {
  margin: 0 0 1.1em;
  max-width: 68ch;
}

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

.page-about a {
  color: var(--blue);
}

/* ---------- hero ---------- */

.page-about .about-hero {
  padding: clamp(112px, 17vh, 176px) 0 0;
}

.page-about .about-hero .breadcrumb {
  margin-bottom: 22px;
}

.page-about .about-hero__grid {
  display: grid;
  gap: 30px;
  align-items: end;
}

.page-about .about-hero__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 8.4vw, 5rem);
  line-height: .96;
  letter-spacing: -.015em;
  color: var(--paper);
  margin: 0 0 18px;
}

.page-about .about-hero__lead {
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.85;
  color: rgba(234, 246, 252, .8);
  max-width: 62ch;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-about .about-stat {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  background: var(--glass-fill);
  backdrop-filter: blur(10px);
}

.page-about .about-stat:nth-child(2) {
  border-color: rgba(53, 240, 160, .35);
  background: var(--neon-soft);
}

.page-about .about-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 700;
  line-height: 1;
  color: var(--neon);
  font-variant-numeric: tabular-nums;
}

.page-about .about-stat .stat__label {
  font-size: .82rem;
  color: var(--mist);
  letter-spacing: .04em;
}

.page-about .about-hero__figure {
  margin: clamp(34px, 6vw, 60px) 0 0;
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-top: 1px solid var(--steel);
  border-bottom: 1px solid var(--steel);
}

/* ---------- jump nav ---------- */

.page-about .about-jump {
  position: sticky;
  top: 82px;
  z-index: 6;
  max-width: var(--shell-max);
  margin: clamp(26px, 4vw, 40px) auto 0;
  padding: 0 var(--about-gutter);
}

.page-about .about-jump__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 8px;
  list-style: none;
  overflow-x: auto;
  border: 1px solid var(--steel);
  border-radius: var(--pill);
  background: var(--ink-glass);
  backdrop-filter: blur(16px);
  scrollbar-width: none;
}

.page-about .about-jump__list::-webkit-scrollbar {
  display: none;
}

.page-about .about-jump__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--pill);
  color: var(--mist);
  font-size: .88rem;
  white-space: nowrap;
  text-decoration: none;
  transition: color .2s var(--ease), background-color .2s var(--ease);
}

.page-about .about-jump__link:hover,
.page-about .about-jump__link:focus-visible {
  color: var(--ink);
  background: var(--blue);
}

/* ---------- section frame ---------- */

.page-about .about-section {
  padding: clamp(64px, 9vw, 110px) 0 0;
}

.page-about .about-chapter {
  display: grid;
  gap: 26px;
}

.page-about .about-chapter__num {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(3.2rem, 12vw, 6.4rem);
  line-height: .82;
  letter-spacing: -.02em;
  color: rgba(27, 110, 150, .9);
  -webkit-text-stroke: 1px rgba(89, 200, 245, .5);
}

.page-about .about-chapter__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 4.4vw, 2.7rem);
  line-height: 1.05;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-about .about-chapter__title::after {
  content: "";
  display: block;
  width: 46px;
  height: 3px;
  margin-top: 14px;
  background: linear-gradient(90deg, var(--blue), var(--neon));
  border-radius: var(--pill);
}

.page-about .about-chapter__note {
  margin: 16px 0 0;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--mist);
  max-width: 34ch;
}

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

.page-about .about-inline-link {
  margin-top: 1.4em;
  padding-left: 16px;
  border-left: 3px solid var(--blue-deep);
  font-size: .95rem;
  color: var(--mist);
}

/* ---------- scenes ---------- */

.page-about .about-scenes {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-about .about-scene {
  padding: 20px;
  border-radius: var(--about-radius);
  border: 1px solid var(--steel);
}

.page-about .about-scene--glass {
  background: var(--glass-fill);
  backdrop-filter: blur(10px);
}

.page-about .about-scene--solid {
  background: var(--ink-2);
  border-color: rgba(53, 240, 160, .3);
}

.page-about .about-scene__tag {
  margin: 0 0 12px;
}

.page-about .about-scene__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.22rem;
  line-height: 1.25;
  color: var(--paper);
  margin-bottom: 10px;
}

.page-about .about-scene__text {
  margin: 0;
  font-size: .94rem;
  line-height: 1.78;
  color: rgba(234, 246, 252, .74);
}

/* ---------- timeline ---------- */

.page-about .timeline {
  position: relative;
  margin: 0;
  padding: 6px 0 0 28px;
  list-style: none;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 26px;
  width: 2px;
  background: linear-gradient(180deg, var(--blue) 0%, var(--neon) 62%, rgba(53, 240, 160, 0) 100%);
  border-radius: var(--pill);
}

.page-about .timeline__item {
  position: relative;
  padding-bottom: 26px;
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 9px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--blue);
  box-shadow: 0 0 0 4px rgba(89, 200, 245, .12);
}

.page-about .timeline__item--now::before {
  border-color: var(--neon);
  box-shadow: 0 0 0 5px var(--neon-soft);
}

.page-about .timeline__ver {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .18em;
  color: var(--neon);
}

.page-about .timeline__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1.25;
  color: var(--paper);
  margin-bottom: 8px;
}

.page-about .timeline__text {
  margin: 0;
  font-size: .94rem;
  line-height: 1.78;
  color: rgba(234, 246, 252, .74);
  max-width: 60ch;
}

.page-about .about-timeline__figure {
  margin: 30px 0 0;
}

.page-about .about-timeline__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--about-radius);
  border: 1px solid var(--steel);
}

/* ---------- team ---------- */

.page-about .about-team {
  display: grid;
  gap: 12px;
}

.page-about .about-team__card {
  border: 1px solid var(--steel);
  border-radius: var(--about-radius);
  background: var(--glass-fill);
  overflow: hidden;
  transition: border-color .22s var(--ease);
}

.page-about .about-team__card[open] {
  border-color: rgba(89, 200, 245, .5);
  background: var(--ink-2);
}

.page-about .about-team__summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "glyph name chev"
    "glyph brief chev";
  align-items: center;
  gap: 2px 14px;
  min-height: 44px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-about .about-team__summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: -3px;
}

.page-about .about-team__glyph {
  grid-area: glyph;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--blue);
}

.page-about .about-team__name {
  grid-area: name;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  line-height: 1.2;
  color: var(--paper);
}

.page-about .about-team__brief {
  grid-area: brief;
  font-size: .84rem;
  color: var(--mist);
}

.page-about .about-team__chev {
  grid-area: chev;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--neon);
  transition: transform .22s var(--ease);
}

.page-about .about-team__card[open] .about-team__chev {
  transform: rotate(45deg);
}

.page-about .about-team__body {
  padding: 0 18px 20px;
}

.page-about .about-team__body p {
  font-size: .94rem;
  line-height: 1.8;
  color: rgba(234, 246, 252, .76);
}

.page-about .about-team__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-about .about-team__list li {
  position: relative;
  padding-left: 18px;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-about .about-team__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--neon);
}

.page-about .about-team__figure {
  margin: 26px 0 0;
}

.page-about .about-team__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--about-radius);
  border: 1px solid var(--steel);
}

/* ---------- metrics ---------- */

.page-about .about-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 30px 0;
}

.page-about .about-metric {
  display: grid;
  gap: 4px;
  padding: 18px;
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  background: var(--ink-2);
}

.page-about .about-metric:nth-child(odd) {
  background: var(--glass-fill);
  backdrop-filter: blur(10px);
}

.page-about .about-metric__num {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 4.6vw, 2.5rem);
  font-weight: 700;
  line-height: 1;
  color: var(--neon);
  font-variant-numeric: tabular-nums;
}

.page-about .about-metric__unit {
  font-size: .82rem;
  letter-spacing: .1em;
  color: var(--blue);
}

.page-about .about-metric__label {
  margin-top: 6px;
  font-size: .84rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- partner ---------- */

.page-about .about-partner__list {
  margin: 26px 0;
}

/* ---------- promise ---------- */

.page-about .about-promise {
  margin: 28px 0;
  padding: 22px 22px 22px 24px;
  border-left: 3px solid var(--violet);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: linear-gradient(100deg, var(--violet-soft), rgba(142, 91, 255, 0) 72%);
}

.page-about .about-promise p {
  margin: 0;
  max-width: 58ch;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.1rem, 2.4vw, 1.42rem);
  line-height: 1.5;
  color: var(--paper);
}

/* ---------- cta ---------- */

.page-about .about-cta {
  margin-top: clamp(70px, 10vw, 120px);
  padding: clamp(40px, 6vw, 64px) 0;
  border-top: 1px solid var(--steel);
  background:
    radial-gradient(120% 140% at 88% 0%, var(--blue-soft), rgba(89, 200, 245, 0) 58%),
    var(--ink-2);
}

.page-about .about-cta__inner {
  display: grid;
  gap: 16px;
}

.page-about .about-cta__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 4.2vw, 2.5rem);
  line-height: 1.08;
  color: var(--paper);
}

.page-about .about-cta__text {
  margin: 0;
  max-width: 56ch;
  font-size: .98rem;
  color: rgba(234, 246, 252, .76);
}

.page-about .about-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.page-about .about-cta__links .btn {
  min-height: 44px;
}

/* ---------- responsive ---------- */

@media (min-width: 720px) {
  .page-about .about-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-about .about-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 960px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
  }

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

  .page-about .about-stat:nth-child(3),
  .page-about .about-stat:nth-child(4) {
    background: var(--glass-fill);
  }

  .page-about .about-chapter {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 60px;
    align-items: start;
  }

  .page-about .about-chapter__aside {
    position: sticky;
    top: 160px;
  }

  .page-about .timeline {
    padding-left: 34px;
  }

  .page-about .timeline__item::before {
    left: -33px;
  }

  .page-about .about-cta__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-about .about-cta__title {
    grid-column: 1;
  }

  .page-about .about-cta__text {
    grid-column: 1;
  }

  .page-about .about-cta__links {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: center;
    justify-content: flex-end;
    margin-top: 0;
  }
}

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