.page-about {
  --ab-card: rgba(30, 47, 63, .72);
  --ab-card-solid: rgba(30, 47, 63, .95);
  --ab-gap: clamp(30px, 5vw, 62px);
  --ab-radius: var(--r);
  padding-bottom: clamp(48px, 8vw, 92px);
  overflow-x: clip;
}

.page-about .breadcrumb {
  margin: clamp(18px, 3vw, 30px) 0 0;
}

/* ============ HERO ============ */
.page-about .ab-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.6vw, 38px);
  margin-top: clamp(18px, 3vw, 30px);
  padding: clamp(26px, 4.6vw, 52px) 0 clamp(30px, 5vw, 58px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.page-about .ab-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 54%;
  height: 78%;
  background:
    linear-gradient(158deg, rgba(255, 159, 28, .22), rgba(201, 111, 74, .08) 46%, rgba(46, 196, 182, .05) 72%, transparent 100%);
  clip-path: polygon(20% 0, 100% 0, 100% 80%, 0 100%);
  pointer-events: none;
  z-index: -1;
}

.page-about .ab-hero__eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--jade);
}

.page-about .ab-hero__title {
  margin: 0;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--cream);
  max-width: 18em;
}

.page-about .ab-hero__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 46em;
  color: var(--text-dim);
}

.page-about .ab-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-about .ab-hero__panel {
  align-self: start;
  padding: 20px 22px 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--ab-radius);
  background:
    linear-gradient(158deg, rgba(230, 237, 243, .10), rgba(230, 237, 243, .028));
  -webkit-backdrop-filter: blur(7px);
  backdrop-filter: blur(7px);
  box-shadow: 0 18px 40px rgba(4, 12, 22, .34);
}

.page-about .ab-hero__panel-title {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--text-mute);
  text-transform: uppercase;
}

.page-about .ab-stats {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-about .ab-stats__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
}

.page-about .ab-stats__row:last-of-type {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .ab-stats dt {
  font-size: 13px;
  color: var(--text-dim);
  letter-spacing: .02em;
}

.page-about .ab-stats dd {
  margin: 0;
}

.page-about .ab-stats__num {
  font-family: var(--ff-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 700;
  color: var(--amber);
  letter-spacing: -.01em;
}

.page-about .ab-hero__panel-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mute);
}

/* ============ SECTION BASE ============ */
.page-about .ab-section {
  padding: var(--ab-gap) 0 0;
}

.page-about .ab-sec-head {
  max-width: 44em;
  margin-bottom: clamp(20px, 3vw, 32px);
}

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

.page-about .ab-sec-title {
  margin: 0;
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: clamp(23px, 3.6vw, 36px);
  line-height: 1.16;
  letter-spacing: -.015em;
  color: var(--cream);
}

/* ============ POSITION ============ */
.page-about .ab-position {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.2vw, 34px);
}

.page-about .ab-position__lead p {
  margin: 0 0 16px;
  color: var(--text-dim);
  line-height: 1.85;
}

.page-about .ab-position__lead .spec {
  color: var(--cream);
}

.page-about .ab-audience {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .ab-audience__item {
  position: relative;
  padding: 16px 18px 18px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid rgba(255, 159, 28, .45);
  border-radius: var(--ab-radius);
  background: var(--ab-card);
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-about .ab-audience__item:hover,
.page-about .ab-audience__item:focus-visible,
.page-about .ab-audience__item:focus-within {
  transform: translateY(-3px);
  border-left-color: var(--amber);
  background: var(--ab-card-solid);
}

.page-about .ab-audience__item:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-about .ab-audience__idx {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-about .ab-audience__item h3 {
  margin: 0 0 6px;
  font-family: var(--ff-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
}

.page-about .ab-audience__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ============ TIMELINE ============ */
.page-about .ab-growth {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 36px);
}

.page-about .ab-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .ab-timeline__item {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-about .ab-timeline__year {
  display: block;
  padding-top: 15px;
  font-size: 12px;
  letter-spacing: .04em;
  line-height: 1.3;
  color: var(--amber);
  border-top: 2px solid rgba(255, 159, 28, .5);
  word-break: break-all;
}

.page-about .ab-timeline__card {
  padding: 14px 16px 16px;
  border: 1px solid var(--line);
  border-left: 2px solid rgba(46, 196, 182, .4);
  border-radius: var(--ab-radius);
  background: var(--ab-card);
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-about .ab-timeline__item:hover .ab-timeline__card,
.page-about .ab-timeline__item:focus-within .ab-timeline__card {
  transform: translateY(-3px);
  border-left-color: var(--jade);
  background: var(--ab-card-solid);
}

.page-about .ab-timeline__card .tag {
  margin-bottom: 8px;
}

.page-about .ab-timeline__card h3 {
  margin: 0 0 6px;
  font-family: var(--ff-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
}

.page-about .ab-timeline__card p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-about .ab-growth__figure {
  margin: 0;
  align-self: start;
}

/* ============ TEAM ============ */
.page-about .ab-team {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.2vw, 32px);
}

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

.page-about .ab-team__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .ab-team__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "num title"
    "num text";
  column-gap: 16px;
  align-items: start;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--ab-radius);
  background: var(--ab-card);
  transition: transform .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
}

.page-about .ab-team__item:hover,
.page-about .ab-team__item:focus-visible,
.page-about .ab-team__item:focus-within {
  transform: translateY(-3px);
  background: var(--ab-card-solid);
  border-color: rgba(255, 159, 28, .45);
}

.page-about .ab-team__item:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-about .ab-team__num {
  grid-area: num;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: var(--jade);
  padding-top: 4px;
}

.page-about .ab-team__item h3 {
  grid-area: title;
  margin: 0 0 6px;
  font-family: var(--ff-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
}

.page-about .ab-team__item p {
  grid-area: text;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ============ VERSIONS ============ */
.page-about .ab-section--versions {
  position: relative;
}

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

.page-about .ab-version {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--ab-radius);
  background: rgba(230, 237, 243, .045);
  transition: transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-about .ab-version:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-about .ab-version--current {
  background: rgba(30, 47, 63, .9);
  border-color: rgba(255, 159, 28, .5);
  box-shadow: 0 16px 36px rgba(4, 12, 22, .3);
}

.page-about .ab-version--current::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 3px;
  background: var(--amber);
}

.page-about .ab-version__code {
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--sand);
}

.page-about .ab-version--current .ab-version__code {
  color: var(--amber);
}

.page-about .ab-version h3 {
  margin: 0;
  font-family: var(--ff-display);
  font-size: clamp(19px, 2.4vw, 23px);
  font-weight: 700;
  color: var(--cream);
}

.page-about .ab-version p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-about .ab-version__note {
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  color: var(--text-mute);
}

.page-about .ab-version .btn {
  align-self: flex-start;
  margin-top: auto;
}

.page-about .ab-versions__figure {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

/* ============ SERVICE ============ */
.page-about .ab-service {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-about .ab-service__col {
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--ab-radius);
  background: var(--ab-card);
}

.page-about .ab-service__col h3 {
  margin: 0 0 14px;
  font-family: var(--ff-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--sand);
}

.page-about .ab-service__col p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-about .ab-service__col p:last-of-type {
  margin-bottom: 0;
}

.page-about .ab-service__col .btn {
  margin-top: 16px;
}

.page-about .ab-service__col--features {
  background:
    linear-gradient(160deg, rgba(46, 196, 182, .10), rgba(30, 47, 63, .78));
}

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

.page-about .ab-features__item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--ab-radius);
  background: rgba(11, 27, 43, .42);
  font-size: 15px;
  color: var(--cream);
  transition: transform .22s var(--ease), border-color .22s var(--ease);
}

.page-about .ab-features__item:hover {
  transform: translateX(3px);
  border-color: rgba(46, 196, 182, .55);
}

.page-about .ab-features__idx {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--jade);
}

/* ============ CREDENTIALS ============ */
.page-about .ab-section--cred {
  margin-top: var(--ab-gap);
  padding: clamp(26px, 4.4vw, 48px) clamp(18px, 3.2vw, 40px);
  border: 1px solid var(--line-strong);
  border-radius: var(--ab-radius);
  background:
    linear-gradient(150deg, rgba(216, 195, 165, .10), rgba(11, 27, 43, .1) 55%, rgba(46, 196, 182, .06));
  margin-bottom: clamp(30px, 5vw, 56px);
}

.page-about .ab-cred {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
}

.page-about .ab-cred__list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-about .ab-cred__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-about .ab-cred__row:first-child {
  padding-top: 0;
}

.page-about .ab-cred__row:last-child {
  border-bottom: 0;
}

.page-about .ab-cred__row dt {
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-mute);
}

.page-about .ab-cred__row dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--cream);
}

.page-about .ab-cred__cta p {
  margin: 0 0 18px;
  color: var(--text-dim);
  line-height: 1.85;
}

.page-about .ab-cred__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============ MEDIA QUERIES ============ */
@media (min-width: 620px) {
  .page-about .ab-audience {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-about .ab-audience__item:first-child {
    grid-column: 1 / -1;
  }
  .page-about .ab-cred__row {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 860px) {
  .page-about .ab-hero {
    grid-template-columns: minmax(0, 1.42fr) minmax(268px, .82fr);
    align-items: start;
  }
  .page-about .ab-position {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-about .ab-audience {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-about .ab-audience__item:first-child {
    grid-column: auto;
  }
  .page-about .ab-growth {
    grid-template-columns: minmax(0, 1.38fr) minmax(0, 1fr);
  }
  .page-about .ab-growth__figure {
    position: sticky;
    top: 24px;
  }
  .page-about .ab-team {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
    align-items: start;
  }
  .page-about .ab-team__list {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-about .ab-versions {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-about .ab-service {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }
  .page-about .ab-cred {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  }
}

@media (min-width: 1120px) {
  .page-about .ab-hero__title {
    max-width: 16em;
  }
  .page-about .ab-timeline__item {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .ab-audience__item,
  .page-about .ab-timeline__card,
  .page-about .ab-team__item,
  .page-about .ab-version,
  .page-about .ab-features__item {
    transition: none;
  }
  .page-about .ab-audience__item:hover,
  .page-about .ab-timeline__item:hover .ab-timeline__card,
  .page-about .ab-team__item:hover,
  .page-about .ab-version:hover,
  .page-about .ab-features__item:hover {
    transform: none;
  }
}
</main>