.page-about {
  --ab-card-bg: rgba(18, 48, 107, .42);
  --ab-card-bg-strong: rgba(18, 48, 107, .7);
  --ab-hair: rgba(201, 212, 230, .14);
  background: var(--bd-navy);
  color: var(--bd-white);
  overflow-x: hidden;
}

/* ---------- HERO ---------- */
.page-about .ab-hero {
  position: relative;
  padding: clamp(52px, 9vw, 104px) 0 clamp(64px, 10vw, 128px);
  background:
    radial-gradient(110% 85% at 86% 4%, rgba(91, 141, 255, .3), transparent 58%),
    radial-gradient(85% 70% at 2% 96%, rgba(23, 195, 162, .16), transparent 62%),
    var(--bd-navy);
  isolation: isolate;
}

.page-about .ab-hero__glow {
  position: absolute;
  right: -18%;
  bottom: -34%;
  width: min(880px, 96vw);
  height: min(620px, 70vw);
  background: linear-gradient(140deg, rgba(30, 79, 216, .42), rgba(23, 195, 162, .06) 70%, transparent);
  transform: rotate(-11deg);
  border-radius: 64px;
  filter: blur(2px);
  pointer-events: none;
  z-index: -1;
}

.page-about .ab-hero__inner {
  position: relative;
  z-index: 1;
}

.page-about .bd-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--bd-silver);
  margin-bottom: clamp(28px, 5vw, 52px);
}

.page-about .bd-breadcrumb a {
  color: var(--bd-silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .25s var(--bd-ease), border-color .25s var(--bd-ease);
}

.page-about .bd-breadcrumb a:hover,
.page-about .bd-breadcrumb a:focus-visible {
  color: var(--bd-white);
  border-bottom-color: var(--bd-blue-soft);
}

.page-about .bd-breadcrumb span[aria-current="page"] {
  color: var(--bd-white);
}

.page-about .ab-hero__eyebrow {
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--bd-blue-soft);
  margin: 0 0 20px;
}

.page-about .ab-hero__title {
  margin: 0 0 clamp(22px, 3vw, 34px);
  color: var(--bd-white);
  max-width: 15ch;
}

.page-about .ab-hero__lede {
  max-width: 62ch;
  color: rgba(243, 246, 252, .82);
  font-size: clamp(1rem, 1.1vw, 1.075rem);
  line-height: 1.85;
  margin: 0 0 clamp(40px, 6vw, 68px);
}

.page-about .ab-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 26px;
  border-top: 1px solid var(--bd-line);
  padding-top: clamp(24px, 4vw, 40px);
}

.page-about .ab-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-about .ab-fact__num {
  font-family: var(--bd-font-display);
  font-weight: 300;
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--bd-white);
}

.page-about .ab-hero__facts li:first-child .ab-fact__num {
  color: var(--bd-orange);
}

.page-about .ab-fact__label {
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--bd-silver);
}

/* ---------- SECTION SHELL ---------- */
.page-about .ab-sec {
  padding: clamp(56px, 9vw, 112px) 0;
  position: relative;
}

.page-about .ab-sec__head {
  max-width: 780px;
  margin-bottom: clamp(36px, 5vw, 60px);
}

.page-about .ab-sec__head .bd-eyebrow,
.page-about .ab-block__main .bd-eyebrow {
  display: block;
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--bd-teal);
  margin: 0 0 16px;
}

.page-about .ab-sec__head .bd-h2,
.page-about .ab-block__main .bd-h2 {
  margin: 0 0 18px;
  color: var(--bd-white);
  font-weight: 300;
}

.page-about .ab-sec__lede {
  color: rgba(243, 246, 252, .74);
  max-width: 58ch;
  margin: 0;
}

/* ---------- SPLIT BLOCK ---------- */
.page-about .ab-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

.page-about .ab-block__main p {
  color: rgba(243, 246, 252, .8);
  line-height: 1.85;
  margin: 0 0 18px;
  max-width: 62ch;
}

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

.page-about .ab-block__side {
  border-left: 1px solid var(--bd-line);
  padding-left: clamp(20px, 3vw, 34px);
}

/* ---------- QUOTE ---------- */
.page-about .ab-quote {
  background: linear-gradient(150deg, rgba(30, 79, 216, .28), rgba(23, 195, 162, .07));
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-r-lg);
  padding: clamp(26px, 4vw, 40px);
}

.page-about .ab-quote__eyebrow {
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--bd-silver);
  margin: 0 0 16px;
}

.page-about .ab-quote__text {
  font-family: var(--bd-font-display);
  font-weight: 300;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--bd-white);
  margin: 0 0 18px;
}

.page-about .ab-quote__meta {
  font-size: .875rem;
  line-height: 1.7;
  color: rgba(201, 212, 230, .78);
  margin: 0;
}

/* ---------- PRODUCT LINES ---------- */
.page-about .ab-sec--lines {
  background:
    radial-gradient(90% 60% at 100% 0%, rgba(30, 79, 216, .18), transparent 62%),
    var(--bd-navy-3);
  border-top: 1px solid var(--bd-line);
  border-bottom: 1px solid var(--bd-line);
}

.page-about .ab-lines {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-about .ab-line {
  position: relative;
  background: var(--ab-card-bg);
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-r);
  padding: clamp(22px, 3vw, 30px);
  transition: transform .32s var(--bd-ease), border-color .32s var(--bd-ease), background .32s var(--bd-ease);
}

.page-about .ab-line:hover,
.page-about .ab-line:focus-within {
  transform: translateY(-4px);
  border-color: rgba(91, 141, 255, .55);
  background: var(--ab-card-bg-strong);
}

.page-about .ab-line__num {
  display: inline-block;
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--bd-blue-soft);
  margin-bottom: 14px;
}

.page-about .ab-line .bd-h3 {
  margin: 0 0 12px;
  color: var(--bd-white);
  font-weight: 500;
}

.page-about .ab-line p {
  color: rgba(243, 246, 252, .76);
  line-height: 1.8;
  margin: 0;
  font-size: .975rem;
}

.page-about .ab-line__note {
  margin-top: 14px !important;
  padding-top: 14px;
  border-top: 1px dashed var(--bd-line);
  font-family: var(--bd-font-index);
  font-size: 12px !important;
  letter-spacing: .04em;
  color: var(--bd-silver) !important;
}

.page-about .ab-line--accent {
  background: linear-gradient(155deg, rgba(30, 79, 216, .5), rgba(23, 195, 162, .12));
  border-color: rgba(23, 195, 162, .38);
}

.page-about .ab-line--accent .ab-line__num {
  color: var(--bd-teal);
}

/* ---------- TEAM ---------- */
.page-about .ab-block--reverse .ab-block__side--media {
  border-left: 0;
  padding-left: 0;
}

.page-about .ab-teamshot__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--bd-r-lg);
  border: 1px solid var(--bd-line);
  object-fit: cover;
  background: linear-gradient(140deg, rgba(30, 79, 216, .32), rgba(23, 195, 162, .1));
}

.page-about .ab-teamshot__note {
  margin: 16px 0 0;
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--bd-silver);
  line-height: 1.7;
}

.page-about .ab-details {
  margin-top: clamp(26px, 4vw, 40px);
  display: grid;
  gap: 12px;
}

.page-about .bd-details {
  background: var(--ab-card-bg);
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-r-sm);
  overflow: hidden;
  transition: border-color .28s var(--bd-ease);
}

.page-about .bd-details[open] {
  border-color: rgba(91, 141, 255, .5);
}

.page-about .bd-details__summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 20px;
  font-weight: 500;
  color: var(--bd-white);
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

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

.page-about .bd-details__summary::before {
  content: "+";
  font-family: var(--bd-font-index);
  font-size: 14px;
  color: var(--bd-teal);
  flex: none;
  width: 18px;
  text-align: center;
}

.page-about .bd-details[open] .bd-details__summary::before {
  content: "–";
}

.page-about .bd-details__summary:focus-visible {
  outline: 2px solid var(--bd-teal);
  outline-offset: -2px;
}

.page-about .bd-details__body {
  padding: 0 20px 20px 50px;
}

.page-about .bd-details__body p {
  margin: 0;
  color: rgba(243, 246, 252, .76);
  line-height: 1.8;
  font-size: .95rem;
}

/* ---------- FLOW ---------- */
.page-about .ab-sec--flow {
  background:
    radial-gradient(80% 60% at 0% 100%, rgba(23, 195, 162, .14), transparent 60%),
    var(--bd-navy-3);
  border-top: 1px solid var(--bd-line);
  border-bottom: 1px solid var(--bd-line);
}

.page-about .ab-flow__figure {
  margin: 0 0 clamp(32px, 5vw, 54px);
}

.page-about .ab-flow__figure .bd-media__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--bd-r-lg);
  border: 1px solid var(--bd-line);
  object-fit: cover;
}

.page-about .ab-flow__figure .bd-media__caption {
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--bd-silver);
  margin-top: 14px;
}

.page-about .ab-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  counter-reset: none;
}

.page-about .ab-flow__step {
  position: relative;
  background: var(--ab-card-bg);
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-r);
  padding: clamp(20px, 3vw, 28px);
  border-left: 3px solid var(--bd-blue-soft);
}

.page-about .ab-flow__step:nth-child(2) {
  border-left-color: var(--bd-teal);
}

.page-about .ab-flow__step:nth-child(3) {
  border-left-color: var(--bd-amber);
}

.page-about .ab-flow__step:nth-child(4) {
  border-left-color: var(--bd-orange);
}

.page-about .ab-flow__num {
  display: inline-block;
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--bd-silver);
  margin-bottom: 10px;
}

.page-about .ab-flow__step .bd-h3 {
  margin: 0 0 10px;
  color: var(--bd-white);
  font-weight: 500;
}

.page-about .ab-flow__step p {
  margin: 0;
  color: rgba(243, 246, 252, .76);
  line-height: 1.8;
  font-size: .95rem;
}

/* ---------- FEEDBACK ---------- */
.page-about .ab-feedback__cta {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-about .ab-figure {
  background: linear-gradient(155deg, rgba(30, 79, 216, .34), rgba(23, 195, 162, .08));
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-r-lg);
  padding: clamp(22px, 3vw, 30px);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px;
}

.page-about .ab-figure + .ab-figure {
  margin-top: 18px;
}

.page-about .ab-figure--alt {
  background: linear-gradient(155deg, rgba(23, 195, 162, .22), rgba(30, 79, 216, .1));
}

.page-about .ab-figure__num {
  font-family: var(--bd-font-display);
  font-weight: 300;
  font-size: clamp(2.6rem, 6vw, 3.6rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--bd-orange);
}

.page-about .ab-figure--alt .ab-figure__num {
  color: var(--bd-teal);
}

.page-about .ab-figure__unit {
  font-family: var(--bd-font-index);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--bd-silver);
}

.page-about .ab-figure__label {
  flex-basis: 100%;
  margin: 12px 0 0;
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(243, 246, 252, .78);
}

/* ---------- RHYTHM / TIMELINE ---------- */
.page-about .ab-sec--rhythm {
  background:
    radial-gradient(90% 65% at 100% 100%, rgba(30, 79, 216, .2), transparent 62%),
    var(--bd-navy);
}

.page-about .ab-timeline__figure {
  margin: 0 0 clamp(34px, 5vw, 56px);
}

.page-about .ab-timeline__figure .bd-media__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--bd-r-lg);
  border: 1px solid var(--bd-line);
  object-fit: cover;
}

.page-about .ab-timeline {
  position: relative;
  padding-top: 10px;
}

.page-about .ab-timeline__rail {
  position: absolute;
  left: -6%;
  top: 0;
  width: 112%;
  height: 2px;
  background: linear-gradient(90deg, transparent 2%, var(--bd-blue-soft) 24%, var(--bd-teal) 62%, transparent 98%);
  transform: rotate(-2.2deg);
  transform-origin: left center;
  opacity: .75;
  pointer-events: none;
}

.page-about .ab-tabs {
  margin: 0;
}

.page-about .ab-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 clamp(24px, 4vw, 36px);
}

.page-about .bd-tabs__tab {
  appearance: none;
  border: 1px solid var(--bd-line-strong);
  background: rgba(18, 48, 107, .38);
  color: var(--bd-silver);
  font-family: var(--bd-font-body);
  font-size: .9rem;
  padding: 11px 20px;
  border-radius: var(--bd-r-pill);
  cursor: pointer;
  transition: color .25s var(--bd-ease), border-color .25s var(--bd-ease), background .25s var(--bd-ease);
}

.page-about .bd-tabs__tab:hover {
  color: var(--bd-white);
  border-color: var(--bd-blue-soft);
}

.page-about .bd-tabs__tab[aria-selected="true"] {
  background: var(--bd-blue);
  border-color: var(--bd-blue-soft);
  color: var(--bd-white);
  box-shadow: 0 0 0 2px rgba(91, 141, 255, .25) inset;
}

.page-about .bd-tabs__tab:focus-visible {
  outline: 2px solid var(--bd-teal);
  outline-offset: 3px;
}

.page-about .ab-panel {
  background: var(--ab-card-bg);
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-r-lg);
  padding: clamp(24px, 4vw, 40px);
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.page-about .ab-panel__index {
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--bd-teal);
  margin: 0 0 14px;
}

.page-about .ab-panel .bd-h3 {
  margin: 0 0 14px;
  color: var(--bd-white);
  font-weight: 500;
}

.page-about .ab-panel p:not(.ab-panel__index) {
  margin: 0;
  color: rgba(243, 246, 252, .78);
  line-height: 1.85;
}

/* ---------- CTA ---------- */
.page-about .ab-sec--cta {
  padding-bottom: clamp(72px, 10vw, 132px);
}

.page-about .ab-cta {
  background: linear-gradient(150deg, rgba(18, 48, 107, .82), rgba(8, 26, 56, .9));
  border: 1px solid var(--bd-line-strong);
  border-radius: var(--bd-r-lg);
  padding: clamp(30px, 5vw, 56px);
}

.page-about .ab-cta__title {
  margin: 0 0 14px;
  color: var(--bd-white);
  font-weight: 300;
}

.page-about .ab-cta__lede {
  margin: 0 0 clamp(28px, 4vw, 44px);
  color: rgba(243, 246, 252, .74);
  max-width: 52ch;
  line-height: 1.8;
}

.page-about .ab-cta__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-about .ab-cta__link {
  display: grid;
  gap: 6px;
  text-decoration: none;
  padding: 22px 24px;
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-r);
  background: rgba(8, 26, 56, .5);
  transition: transform .3s var(--bd-ease), border-color .3s var(--bd-ease), background .3s var(--bd-ease);
}

.page-about .ab-cta__link:hover,
.page-about .ab-cta__link:focus-visible {
  transform: translateY(-4px);
  border-color: var(--bd-blue-soft);
  background: rgba(30, 79, 216, .24);
}

.page-about .ab-cta__link:focus-visible {
  outline: 2px solid var(--bd-teal);
  outline-offset: 3px;
}

.page-about .ab-cta__k {
  font-family: var(--bd-font-index);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--bd-blue-soft);
}

.page-about .ab-cta__t {
  font-size: 1.075rem;
  font-weight: 500;
  color: var(--bd-white);
}

.page-about .ab-cta__d {
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(201, 212, 230, .8);
}

/* ---------- BACK TO TOP ---------- */
.page-about .bd-top {
  position: fixed;
  right: clamp(16px, 3vw, 32px);
  bottom: clamp(16px, 3vw, 32px);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--bd-line-strong);
  background: rgba(8, 26, 56, .88);
  color: var(--bd-white);
  font-size: 1.1rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  z-index: 40;
  transition: background .25s var(--bd-ease), border-color .25s var(--bd-ease);
}

.page-about .bd-top:hover,
.page-about .bd-top:focus-visible {
  background: var(--bd-blue);
  border-color: var(--bd-blue-soft);
}

.page-about .bd-top:focus-visible {
  outline: 2px solid var(--bd-teal);
  outline-offset: 3px;
}

/* ---------- REVEAL ---------- */
.page-about [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .5s var(--bd-ease), transform .5s var(--bd-ease);
}

.page-about [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- RESPONSIVE ---------- */
@media (min-width: 640px) {
  .page-about .ab-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-about .ab-line--wide {
    grid-column: span 2;
  }

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

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

@media (min-width: 1024px) {
  .page-about .ab-block {
    grid-template-columns: minmax(0, 7.4fr) minmax(0, 4.6fr);
  }

  .page-about .ab-block--reverse {
    grid-template-columns: minmax(0, 4.6fr) minmax(0, 7.4fr);
  }

  .page-about .ab-block--reverse .ab-block__main {
    order: 2;
  }

  .page-about .ab-block--reverse .ab-block__side {
    order: 1;
    border-left: 0;
    padding-left: 0;
    padding-right: clamp(20px, 3vw, 34px);
    border-right: 1px solid var(--bd-line);
  }

  .page-about .ab-lines {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-about .ab-line--wide {
    grid-column: span 2;
  }

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

  .page-about .ab-block--reverse .ab-block__main {
    padding-top: 8px;
  }

  .page-about .ab-hero__title {
    margin-bottom: 30px;
  }
}

@media (min-width: 1280px) {
  .page-about .ab-lines {
    grid-template-rows: auto auto;
  }

  .page-about .ab-line--wide {
    grid-column: span 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-about .ab-line,
  .page-about .ab-cta__link,
  .page-about .bd-top {
    transition: none;
  }
}