.page-about {
  --ab-rail: clamp(24px, 4vw, 40px);
  --ab-ink-line: rgba(53, 240, 208, .45);
  background: var(--gray-050);
  color: var(--text-900);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-about .ab-hero {
  position: relative;
  padding: clamp(24px, 4vw, 40px) 0 clamp(72px, 10vw, 120px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(53, 240, 208, .18), transparent 58%),
    radial-gradient(85% 70% at 4% 100%, rgba(255, 107, 44, .16), transparent 62%),
    linear-gradient(160deg, #0B1F1A 0%, #12483B 64%, #0F5C48 100%);
  color: #EAF5F1;
  overflow: hidden;
}

.page-about .ab-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: clamp(24px, 5vw, 52px);
  background: var(--gray-050);
  clip-path: polygon(0 100%, 100% 26%, 100% 100%);
  pointer-events: none;
}

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

.page-about .ab-hero .breadcrumb__link,
.page-about .ab-hero .breadcrumb__current {
  color: var(--cyan-200);
}

.page-about .ab-hero .breadcrumb__link:hover {
  color: #ffffff;
}

.page-about .ab-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(22px, 4vw, 38px);
  position: relative;
  z-index: 1;
}

.page-about .ab-hero__kicker {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan-400);
  margin: 0 0 14px;
}

.page-about .ab-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.05rem, 6.2vw, 4.15rem);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: #F6FCFA;
  margin: 0 0 20px;
  text-wrap: balance;
}

.page-about .ab-hero__lede {
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(1rem, 2vw, 1.18rem);
  line-height: 1.78;
  color: var(--cyan-200);
  margin: 0 0 16px;
  max-width: 42em;
}

.page-about .ab-hero__text {
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(234, 245, 241, .82);
  margin: 0;
  max-width: 44em;
}

.page-about .ab-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 30px);
}

.page-about .ab-hero__panel {
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background: linear-gradient(158deg, rgba(155, 247, 230, .12), rgba(11, 31, 26, .58));
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: clamp(18px, 3vw, 26px);
  box-shadow: var(--shadow-1);
}

.page-about .ab-hero__panel-title {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan-200);
  margin: 0 0 4px;
}

.page-about .ab-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 14px;
  margin: 16px 0 0;
}

.page-about .ab-stat__label {
  font-size: .74rem;
  letter-spacing: .06em;
  color: rgba(234, 245, 241, .62);
  margin-bottom: 4px;
}

.page-about .ab-stat__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.45rem, 3.4vw, 1.95rem);
  line-height: 1.08;
  color: var(--cyan-400);
  margin: 0;
}

.page-about .ab-stat__value span {
  font-size: .52em;
  margin-left: 3px;
  color: var(--cyan-200);
}

/* ---------- 章节标题组 ---------- */
.page-about .ab-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 3vw, 26px);
  align-items: start;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-about .ab-head__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2.3rem, 6.4vw, 4.2rem);
  line-height: .9;
  margin: 0;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--field-500);
}

.page-about .ab-head--dark .ab-head__num {
  -webkit-text-stroke-color: var(--cyan-400);
}

.page-about .ab-head .section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.45rem, 3.3vw, 2.25rem);
  line-height: 1.16;
  letter-spacing: -.015em;
  margin: 0 0 12px;
  color: var(--text-900);
}

.page-about .ab-head .serif-lede {
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin: 0;
  max-width: 46em;
}

.page-about .ab-head--dark .section-title {
  color: #F4FBF9;
}

.page-about .ab-head--dark .serif-lede {
  color: rgba(234, 245, 241, .8);
}

/* ---------- 年代轴 ---------- */
.page-about .ab-era-section {
  background: var(--gray-050);
}

.page-about .ab-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--ab-rail);
  border-left: 2px solid var(--ab-ink-line);
}

.page-about .ab-timeline__item {
  position: relative;
  margin-bottom: clamp(12px, 2vw, 18px);
}

.page-about .ab-timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--ab-rail) - 6px);
  top: 24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--red-500);
  box-shadow: 0 0 0 4px rgba(228, 50, 74, .16);
}

.page-about .ab-era {
  background: #ffffff;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  box-shadow: 0 18px 36px -32px rgba(11, 31, 26, .7);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-about .ab-era[open] {
  border-color: rgba(15, 92, 72, .42);
  box-shadow: 0 22px 42px -32px rgba(11, 31, 26, .55);
}

.page-about .ab-era__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(10px, 2vw, 18px);
  padding: clamp(13px, 2.2vw, 19px) clamp(14px, 2.2vw, 22px);
  cursor: pointer;
  list-style: none;
}

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

.page-about .ab-era__year {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.2rem, 3vw, 1.85rem);
  letter-spacing: -.02em;
  color: var(--field-500);
  line-height: 1;
}

.page-about .ab-era__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(.95rem, 2vw, 1.06rem);
  line-height: 1.4;
  color: var(--text-900);
}

.page-about .ab-era__meta {
  display: none;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--orange-500);
  border: 1px solid rgba(255, 107, 44, .38);
  border-radius: 999px;
  padding: 3px 10px;
  white-space: nowrap;
}

.page-about .ab-era__chevron {
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform .22s var(--ease);
}

.page-about .ab-era[open] .ab-era__chevron {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-about .ab-era__body {
  padding: 14px clamp(14px, 2.2vw, 22px) clamp(16px, 2.4vw, 22px);
  border-top: 1px dashed var(--gray-300);
}

.page-about .ab-era__body p {
  margin: 0 0 12px;
  font-size: .96rem;
  line-height: 1.78;
  color: var(--text-muted);
}

.page-about .ab-era__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-about .ab-era__list li {
  font-size: .82rem;
  line-height: 1.5;
  color: var(--field-500);
  background: rgba(15, 92, 72, .08);
  border-radius: 6px;
  padding: 5px 10px;
}

.page-about .ab-era-figure {
  margin: clamp(26px, 4vw, 42px) 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--field-600);
  border: 1px solid var(--gray-300);
}

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

.page-about .ab-era-figure figcaption {
  padding: 12px clamp(14px, 2vw, 20px);
  font-size: .84rem;
  line-height: 1.6;
  color: var(--text-muted);
  background: #ffffff;
  border-top: 3px solid var(--cyan-400);
}

/* ---------- 岗位分工 ---------- */
.page-about .ab-roles {
  background: #ffffff;
}

.page-about .ab-roles__stage {
  display: grid;
  gap: clamp(20px, 3.4vw, 34px);
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-about .ab-roles__figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--gray-300);
  background: var(--field-600);
}

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

.page-about .ab-roles__figure figcaption {
  padding: 11px clamp(14px, 2vw, 18px);
  font-size: .82rem;
  line-height: 1.6;
  color: var(--text-muted);
  background: var(--gray-050);
}

.page-about .ab-roles__intro p {
  margin: 0 0 14px;
  font-size: .98rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.page-about .ab-roles__intro p:first-child {
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: 1.04rem;
  color: var(--text-900);
}

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

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

.page-about .ab-role {
  background: linear-gradient(155deg, #ffffff, #F2F5F4);
  border: 1px solid var(--gray-300);
  border-left: 4px solid var(--field-500);
  border-radius: var(--radius-sm);
  padding: clamp(14px, 2.2vw, 20px);
  transition: transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-about .ab-role__head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 8px;
}

.page-about .ab-role__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.4vw, 1.9rem);
  line-height: 1;
  color: var(--field-500);
}

.page-about .ab-role__head::after {
  content: "人";
  font-size: .74rem;
  color: var(--text-muted);
  order: 1;
}

.page-about .ab-role__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  margin: 0 0 0 auto;
  color: var(--text-900);
  order: 2;
}

.page-about .ab-role__bar {
  display: block;
  height: 5px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--field-500), var(--cyan-400));
  margin-bottom: 12px;
}

.page-about .ab-role--edit .ab-role__bar { width: 39%; }
.page-about .ab-role--data .ab-role__bar { width: 26%; }
.page-about .ab-role--product .ab-role__bar { width: 15%; }
.page-about .ab-role--service .ab-role__bar { width: 20%; }

.page-about .ab-role__desc {
  margin: 0 0 10px;
  font-size: .93rem;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-about .ab-role__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
}

.page-about .ab-role__list li {
  font-size: .78rem;
  line-height: 1.5;
  color: var(--field-500);
  background: rgba(53, 240, 208, .14);
  border-radius: 5px;
  padding: 4px 9px;
}

/* ---------- 流水线 ---------- */
.page-about .ab-flow {
  background:
    radial-gradient(90% 70% at 12% 0%, rgba(53, 240, 208, .14), transparent 62%),
    linear-gradient(170deg, #0B1F1A 0%, #12483B 100%);
  padding-block: clamp(52px, 8vw, 96px);
}

.page-about .ab-flow__track {
  position: relative;
}

.page-about .ab-flow__line {
  display: none;
  width: 100%;
  height: 44px;
  color: var(--cyan-400);
  opacity: .6;
  margin-bottom: 6px;
}

.page-about .ab-flow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .ab-step__box {
  height: 100%;
  background: rgba(242, 245, 244, .06);
  border: 1px solid rgba(155, 247, 230, .2);
  border-radius: var(--radius-sm);
  padding: 13px 14px 15px;
  transition: background .25s var(--ease), border-color .25s var(--ease);
}

.page-about .ab-step__box[open] {
  background: rgba(53, 240, 208, .1);
  border-color: rgba(53, 240, 208, .5);
}

.page-about .ab-step__summary {
  display: grid;
  gap: 5px;
  cursor: pointer;
  list-style: none;
}

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

.page-about .ab-step__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--cyan-400);
}

.page-about .ab-step__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .96rem;
  line-height: 1.4;
  color: #F4FBF9;
}

.page-about .ab-step__time {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--orange-500);
}

.page-about .ab-step__body {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed rgba(155, 247, 230, .28);
}

.page-about .ab-step__body p {
  margin: 0 0 8px;
  font-size: .84rem;
  line-height: 1.7;
  color: rgba(234, 245, 241, .82);
}

.page-about .ab-step__out {
  font-family: var(--font-mono);
  font-size: .74rem;
  line-height: 1.6;
  color: var(--cyan-200);
  margin: 0;
}

/* ---------- 数据校验 ---------- */
.page-about .ab-data {
  background: var(--gray-050);
}

.page-about .ab-data__grid {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
}

.page-about .ab-data__copy > p {
  margin: 0 0 16px;
  font-size: .98rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.page-about .ab-data__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .ab-data__list li {
  position: relative;
  padding: 12px 14px 12px 30px;
  background: #ffffff;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: .9rem;
  line-height: 1.72;
  color: var(--text-muted);
}

.page-about .ab-data__list li::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 19px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--cyan-400);
}

.page-about .ab-data__list strong {
  display: block;
  color: var(--text-900);
  font-weight: 700;
  margin-bottom: 2px;
}

.page-about .ab-data__figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--gray-300);
  background: var(--ink-900);
  box-shadow: var(--shadow-1);
}

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

.page-about .ab-data__figure figcaption {
  padding: 11px clamp(14px, 2vw, 18px);
  font-size: .82rem;
  line-height: 1.6;
  color: rgba(234, 245, 241, .78);
  background: var(--field-600);
}

/* ---------- 合作生态 ---------- */
.page-about .ab-eco {
  background:
    radial-gradient(80% 80% at 92% 8%, rgba(53, 240, 208, .14), transparent 60%),
    linear-gradient(150deg, #12483B, #0F5C48);
  padding-block: clamp(52px, 8vw, 92px);
}

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

.page-about .ab-eco__card {
  border: 1px solid rgba(155, 247, 230, .26);
  border-radius: var(--radius-sm);
  padding: clamp(16px, 2.4vw, 22px);
  background: rgba(11, 31, 26, .28);
}

.page-about .ab-eco__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--cyan-200);
  margin: 0 0 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(155, 247, 230, .22);
}

.page-about .ab-eco__text {
  margin: 0;
  font-size: .9rem;
  line-height: 1.78;
  color: rgba(234, 245, 241, .84);
}

/* ---------- 服务与值班 ---------- */
.page-about .ab-ops {
  background: var(--gray-050);
}

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

.page-about .ab-ops__item {
  background: #ffffff;
  border: 1px solid var(--gray-300);
  border-top: 3px solid var(--field-500);
  border-radius: var(--radius-sm);
  padding: clamp(14px, 2.2vw, 20px);
}

.page-about .ab-ops__item:nth-child(2n) {
  border-top-color: var(--cyan-400);
}

.page-about .ab-ops__item:nth-child(3n) {
  border-top-color: var(--orange-500);
}

.page-about .ab-ops__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  line-height: 1.05;
  color: var(--ink-900);
  margin: 0 0 6px;
}

.page-about .ab-ops__value span {
  font-size: .5em;
  margin-left: 3px;
  color: var(--field-500);
}

.page-about .ab-ops__label {
  margin: 0;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--text-muted);
}

/* ---------- 结尾 ---------- */
.page-about .ab-join {
  background:
    radial-gradient(80% 90% at 14% 0%, rgba(255, 107, 44, .16), transparent 58%),
    linear-gradient(160deg, #0B1F1A, #12483B);
  padding-block: clamp(52px, 8vw, 96px);
}

.page-about .ab-join__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-about .ab-join__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: #F6FCFA;
  margin: 0 0 14px;
}

.page-about .ab-join__text {
  margin: 0 0 clamp(20px, 3vw, 26px);
  font-size: .98rem;
  line-height: 1.8;
  color: rgba(234, 245, 241, .84);
  max-width: 40em;
}

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

.page-about .ab-join__card {
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background: linear-gradient(158deg, rgba(155, 247, 230, .1), rgba(11, 31, 26, .55));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: clamp(18px, 3vw, 26px);
  box-shadow: var(--shadow-1);
}

.page-about .ab-join__card-title {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan-200);
  margin: 0 0 14px;
}

.page-about .ab-join__contact {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .ab-join__contact li {
  display: grid;
  gap: 2px;
  padding-bottom: 10px;
  border-bottom: 1px dashed rgba(155, 247, 230, .22);
}

.page-about .ab-join__contact li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .ab-join__label {
  font-size: .74rem;
  letter-spacing: .06em;
  color: rgba(234, 245, 241, .6);
}

.page-about .ab-join__value {
  font-family: var(--font-mono);
  font-size: .92rem;
  line-height: 1.5;
  color: var(--cyan-400);
  word-break: break-all;
}

.page-about .ab-join__note {
  margin: 0 0 12px;
  font-size: .82rem;
  line-height: 1.7;
  color: rgba(234, 245, 241, .72);
}

.page-about .ab-join__link {
  display: inline-block;
  font-size: .86rem;
  font-weight: 700;
  color: var(--orange-500);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 44, .5);
  padding-bottom: 2px;
}

.page-about .ab-join__link:hover {
  color: #ffffff;
  border-bottom-color: #ffffff;
}

.page-about .ab-join__link:focus-visible,
.page-about .ab-era__summary:focus-visible,
.page-about .ab-step__summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 交互增强 ---------- */
@media (hover: hover) {
  .page-about .ab-era:hover {
    border-color: rgba(53, 240, 208, .7);
  }

  .page-about .ab-role:hover {
    transform: translateY(-4px);
    border-left-color: var(--orange-500);
    box-shadow: 0 22px 38px -30px rgba(11, 31, 26, .8);
  }

  .page-about .ab-eco__card:hover {
    background: rgba(11, 31, 26, .45);
  }

  .page-about .ab-hero__panel:hover {
    border-color: rgba(53, 240, 208, .55);
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 600px) {
  .page-about .ab-era__meta {
    display: inline-block;
  }

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

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

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

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

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-about .ab-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(290px, .85fr);
    align-items: start;
  }

  .page-about .ab-roles__stage {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-about .ab-flow__line {
    display: block;
  }

  .page-about .ab-flow__steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
    margin-top: -34px;
  }

  .page-about .ab-data__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    align-items: center;
  }

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

  .page-about .ab-join__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(300px, .8fr);
    align-items: center;
  }

  .page-about .ab-ops__grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-about .ab-era__summary {
    grid-template-columns: 118px minmax(0, 1fr) auto 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .ab-era,
  .page-about .ab-role,
  .page-about .ab-era__chevron,
  .page-about .ab-step__box,
  .page-about .ab-eco__card,
  .page-about .ab-hero__panel {
    transition: none;
  }

  .page-about .ab-role:hover {
    transform: none;
  }
}
<<<END>>>