.page-about {
  background: var(--warm);
  color: var(--ink);
}

.page-about .about-crumbs {
  padding-block: 20px 0;
}

.page-about .about-section,
.page-about .about-team {
  padding-block: 52px;
}

.page-about .about-hero {
  padding-block: 24px 52px;
}

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

.page-about .about-hero__text {
  order: 1;
}

.page-about .about-hero__title {
  margin: 16px 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.4vw, 3.05rem);
  line-height: 1.18;
  letter-spacing: 0.005em;
  color: var(--red-dark);
}

.page-about .about-hero__lead {
  margin: 22px 0 0;
  max-width: 33em;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-hero__figure {
  order: 2;
  margin: 0;
  padding: 12px;
  background: var(--cream);
  border: 1px solid var(--rule);
}

.page-about .about-hero__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
}

.page-about .about-hero__cap {
  margin-top: 12px;
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--copper);
  letter-spacing: 0.02em;
}

.page-about .about-head {
  display: grid;
  gap: 18px;
}

.page-about .about-head__note {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-soft);
  padding-left: 16px;
  border-left: 3px solid var(--gold-light);
}

.page-about .about-h2 {
  margin: 12px 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.45rem, 3.8vw, 2.25rem);
  line-height: 1.24;
  color: var(--ink);
}

/* 时间轴 */
.page-about .timeline {
  position: relative;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold) 0%, var(--copper) 58%, rgba(122, 74, 43, 0.12) 100%);
}

.page-about .tl {
  position: relative;
  padding: 0 0 34px 38px;
}

.page-about .tl:last-child {
  padding-bottom: 0;
}

.page-about .tl::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 18px;
  height: 18px;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--warm);
  border: 2px solid var(--gold);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-about .tl:hover::before,
.page-about .tl:focus::before,
.page-about .tl:focus-within::before {
  background: var(--red);
  border-color: var(--red-dark);
  transform: scale(1.12);
}

.page-about .tl:focus {
  outline: none;
}

.page-about .tl:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.page-about .tl__year {
  display: inline-block;
  font-family: var(--serif);
  font-weight: 800;
  font-size: 1.0625rem;
  letter-spacing: 0.08em;
  color: var(--red);
  padding-bottom: 3px;
  border-bottom: 2px solid var(--gold);
}

.page-about .tl__title {
  margin: 12px 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.125rem;
  line-height: 1.45;
  color: var(--ink);
}

.page-about .tl__text {
  margin: 8px 0 0;
  max-width: 48em;
  font-size: 0.9375rem;
  line-height: 1.82;
  color: var(--ink-soft);
}

.page-about .tl__note {
  margin: 10px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--copper);
  transition: max-height 220ms var(--ease), opacity 200ms var(--ease), border-color 200ms var(--ease);
}

@media (hover: hover) and (pointer: fine) {
  .page-about .tl__note {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    border-left-color: transparent;
  }

  .page-about .tl:hover .tl__note,
  .page-about .tl:focus .tl__note,
  .page-about .tl:focus-within .tl__note {
    max-height: 10em;
    opacity: 1;
    border-left-color: var(--gold);
  }
}

/* 双主线 */
.page-about .about-dual {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-block: 20px;
  background: var(--red-dark);
  color: var(--on-dark);
}

.page-about .about-dual__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.page-about .about-dual__inner {
  padding-block: 52px;
}

.page-about .about-dual__kicker {
  display: inline-block;
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-light);
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(201, 162, 39, 0.6);
}

.page-about .about-dual__title {
  margin: 18px 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.8vw, 2.15rem);
  line-height: 1.26;
  color: var(--warm);
}

.page-about .about-dual__lead {
  margin: 18px 0 0;
  max-width: 44em;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--on-dark-soft);
}

.page-about .about-dual__grid {
  display: grid;
  gap: 18px;
  margin-top: 30px;
}

.page-about .about-dual__card {
  padding: 24px 22px;
  background: rgba(247, 241, 230, 0.08);
  border: 1px solid rgba(229, 211, 154, 0.32);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-dual__card:hover {
  background: rgba(247, 241, 230, 0.14);
  border-color: rgba(201, 162, 39, 0.72);
}

.page-about .about-dual__tag {
  display: inline-block;
  padding: 4px 10px;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--gold-light);
  border: 1px solid rgba(201, 162, 39, 0.55);
}

.page-about .about-dual__card h3 {
  margin: 16px 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.1875rem;
  line-height: 1.42;
  color: var(--warm);
}

.page-about .about-dual__card p {
  margin: 10px 0 0;
  font-size: 0.9375rem;
  line-height: 1.82;
  color: var(--on-dark-soft);
}

.page-about .about-dual__link {
  display: inline-block;
  margin-top: 18px;
  padding-bottom: 2px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(229, 211, 154, 0.45);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-dual__link:hover,
.page-about .about-dual__link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 分类 */
.page-about .about-method {
  padding-block: 52px;
  background: var(--cream);
}

.page-about .topics {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}

.page-about .topic {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule-light);
  transition: background var(--dur) var(--ease);
}

.page-about .topic__code {
  font-family: var(--serif);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--copper);
}

.page-about .topic__name {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.4;
  color: var(--red-dark);
}

.page-about .topic__desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-about .method-note {
  display: grid;
  gap: 20px;
  margin-top: 32px;
  padding: 24px 22px;
  background: var(--warm);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--red);
}

.page-about .method-note__item {
  display: block;
}

.page-about .method-note__label {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--green);
  text-transform: uppercase;
}

.page-about .method-note__value {
  display: block;
  margin-top: 6px;
  font-family: var(--serif);
  font-weight: 800;
  font-size: 1.375rem;
  line-height: 1.2;
  color: var(--ink);
}

.page-about .method-note__text {
  margin: 6px 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--green-soft);
}

/* 团队 */
.page-about .about-team__grid {
  display: grid;
  gap: 30px;
}

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

.page-about .about-team__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 34px, 34px 0, 100% 0, 100% 100%, 0 100%);
}

.page-about .about-team__cap {
  margin-top: 12px;
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--copper);
}

.page-about .about-team__lead {
  margin: 16px 0 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-about .team-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.page-about .team-stat {
  padding-top: 12px;
  border-top: 2px solid var(--gold);
}

.page-about .team-stat__num {
  display: block;
  font-family: var(--serif);
  font-weight: 800;
  font-size: 1.75rem;
  line-height: 1.1;
  color: var(--red-dark);
}

.page-about .team-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--ink-soft);
}

/* 收束 */
.page-about .about-close {
  padding-block: 52px;
  background: var(--green);
  color: var(--on-dark);
}

.page-about .about-close__quote {
  margin: 0;
  padding-left: 20px;
  border-left: 3px solid var(--gold);
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.125rem, 3.2vw, 1.55rem);
  line-height: 1.65;
  color: var(--warm);
}

.page-about .about-close__title {
  margin: 26px 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.25rem, 3.2vw, 1.75rem);
  line-height: 1.3;
  color: var(--gold-light);
}

.page-about .about-close__text {
  margin: 14px 0 0;
  max-width: 52em;
  font-size: 0.9375rem;
  line-height: 1.88;
  color: var(--on-dark-soft);
}

.page-about .about-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .about-close .btn--ghost {
  color: var(--warm);
  border-color: rgba(229, 211, 154, 0.55);
}

.page-about .about-close .btn--ghost:hover,
.page-about .about-close .btn--ghost:focus-visible {
  border-color: var(--gold);
  color: var(--gold-light);
}

.page-about .about-close__top {
  display: inline-block;
  margin-top: 30px;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--on-dark-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(229, 211, 154, 0.4);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-close__top:hover,
.page-about .about-close__top:focus-visible {
  color: var(--gold-light);
  border-bottom-color: var(--gold);
}

@media (min-width: 768px) {
  .page-about .about-section,
  .page-about .about-team {
    padding-block: 72px;
  }

  .page-about .about-hero {
    padding-block: 36px 72px;
  }

  .page-about .about-method,
  .page-about .about-close {
    padding-block: 72px;
  }

  .page-about .topic {
    grid-template-columns: 128px minmax(0, 168px) minmax(0, 1fr);
    align-items: baseline;
    gap: 24px;
    padding: 22px 12px;
  }

  .page-about .topic:hover {
    background: rgba(247, 241, 230, 0.92);
  }

  .page-about .method-note {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

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

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 56px;
    align-items: start;
  }

  .page-about .about-hero__figure {
    margin-top: 6px;
  }

  .page-about .about-head {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: end;
    gap: 40px;
  }

  .page-about .about-dual__inner {
    padding-block: 84px;
  }

  .page-about .about-dual__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
    margin-top: 36px;
  }

  .page-about .about-section,
  .page-about .about-team {
    padding-block: 88px;
  }

  .page-about .about-hero {
    padding-block: 44px 88px;
  }

  .page-about .about-method,
  .page-about .about-close {
    padding-block: 88px;
  }

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
    gap: 56px;
    align-items: center;
  }
}

.page-about {
  background: var(--warm);
  color: var(--ink);
}

.page-about .about-crumbs {
  padding-block: 20px 0;
}

.page-about .about-hero {
  padding-block: 24px 52px;
}

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

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

.page-about .about-hero__title {
  margin: 16px 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.4vw, 3.05rem);
  line-height: 1.19;
  letter-spacing: 0.005em;
  color: var(--red-dark);
}

.page-about .about-hero__lead {
  margin: 22px 0 0;
  max-width: 33em;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-hero__figure {
  margin: 0;
  padding: 12px;
  background: var(--cream);
  border: 1px solid var(--rule);
}

.page-about .about-hero__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
}

.page-about .about-hero__cap {
  margin-top: 12px;
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--copper);
  letter-spacing: 0.02em;
}

.page-about .about-section,
.page-about .about-team {
  padding-block: 52px;
}

.page-about .about-head {
  display: grid;
  gap: 18px;
}

.page-about .about-h2 {
  margin: 12px 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.45rem, 3.8vw, 2.25rem);
  line-height: 1.24;
  color: var(--ink);
}

.page-about .about-head__note {
  margin: 0;
  padding-left: 16px;
  border-left: 3px solid var(--gold-light);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-about .timeline {
  position: relative;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold) 0%, var(--copper) 58%, rgba(122, 74, 43, 0.12) 100%);
}

.page-about .tl {
  position: relative;
  padding: 0 0 34px 38px;
}

.page-about .tl:last-child {
  padding-bottom: 0;
}

.page-about .tl::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 18px;
  height: 18px;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--warm);
  border: 2px solid var(--gold);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-about .tl:hover::before,
.page-about .tl:focus-within::before,
.page-about .tl:focus::before {
  background: var(--red);
  border-color: var(--red-dark);
  transform: scale(1.12);
}

.page-about .tl:focus {
  outline: none;
}

.page-about .tl:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 6px;
}

.page-about .tl__year {
  display: inline-block;
  padding-bottom: 3px;
  border-bottom: 2px solid var(--gold);
  font-family: var(--serif);
  font-weight: 800;
  font-size: 1.0625rem;
  letter-spacing: 0.08em;
  color: var(--red);
}

.page-about .tl__title {
  margin: 12px 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.125rem;
  line-height: 1.45;
  color: var(--ink);
}

.page-about .tl__text {
  margin: 8px 0 0;
  max-width: 48em;
  font-size: 0.9375rem;
  line-height: 1.82;
  color: var(--ink-soft);
}

.page-about .tl__note {
  margin: 10px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--copper);
  transition: max-height 220ms var(--ease), opacity 200ms var(--ease), border-color 200ms var(--ease);
}

@media (hover: hover) and (pointer: fine) {
  .page-about .tl__note {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    border-left-color: transparent;
  }

  .page-about .tl:hover .tl__note,
  .page-about .tl:focus .tl__note,
  .page-about .tl:focus-within .tl__note {
    max-height: 10em;
    opacity: 1;
    border-left-color: var(--gold);
  }
}

.page-about .about-dual {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-block: 20px;
  background: var(--red-dark);
  color: var(--on-dark);
}

.page-about .about-dual__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.page-about .about-dual__inner {
  padding-block: 52px;
}

.page-about .about-dual__kicker {
  display: inline-block;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(201, 162, 39, 0.6);
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-light);
}

.page-about .about-dual__title {
  margin: 18px 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.8vw, 2.15rem);
  line-height: 1.26;
  color: var(--warm);
}

.page-about .about-dual__lead {
  margin: 18px 0 0;
  max-width: 44em;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--on-dark-soft);
}

.page-about .about-dual__grid {
  display: grid;
  gap: 18px;
  margin-top: 30px;
}

.page-about .about-dual__card {
  padding: 24px 22px;
  background: rgba(247, 241, 230, 0.08);
  border: 1px solid rgba(229, 211, 154, 0.32);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-dual__card:hover {
  background: rgba(247, 241, 230, 0.14);
  border-color: rgba(201, 162, 39, 0.72);
}

.page-about .about-dual__tag {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid rgba(201, 162, 39, 0.55);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--gold-light);
}

.page-about .about-dual__card h3 {
  margin: 16px 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.1875rem;
  line-height: 1.42;
  color: var(--warm);
}

.page-about .about-dual__card p {
  margin: 10px 0 0;
  font-size: 0.9375rem;
  line-height: 1.82;
  color: var(--on-dark-soft);
}

.page-about .about-dual__link {
  display: inline-block;
  margin-top: 18px;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(229, 211, 154, 0.45);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gold-light);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-dual__link:hover,
.page-about .about-dual__link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-about .about-method {
  padding-block: 52px;
  background: var(--cream);
}

.page-about .topics {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}

.page-about .topic {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule-light);
  transition: background var(--dur) var(--ease);
}

.page-about .topic__code {
  font-family: var(--serif);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--copper);
}

.page-about .topic__name {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.4;
  color: var(--red-dark);
}

.page-about .topic__desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-about .method-note {
  display: grid;
  gap: 20px;
  margin-top: 32px;
  padding: 24px 22px;
  background: var(--warm);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--red);
}

.page-about .method-note__item {
  min-width: 0;
}

.page-about .method-note__label {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
}

.page-about .method-note__value {
  display: block;
  margin-top: 6px;
  font-family: var(--serif);
  font-weight: 800;
  font-size: 1.375rem;
  line-height: 1.2;
  color: var(--ink);
}

.page-about .method-note__text {
  margin: 6px 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--green-soft);
}

.page-about .about-team__grid {
  display: grid;
  gap: 30px;
}

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

.page-about .about-team__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 34px, 34px 0, 100% 0, 100% 100%, 0 100%);
}

.page-about .about-team__cap {
  margin-top: 12px;
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--copper);
}

.page-about .about-team__lead {
  margin: 16px 0 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-about .team-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.page-about .team-stat {
  padding-top: 12px;
  border-top: 2px solid var(--gold);
}

.page-about .team-stat__num {
  display: block;
  font-family: var(--serif);
  font-weight: 800;
  font-size: 1.75rem;
  line-height: 1.1;
  color: var(--red-dark);
}

.page-about .team-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--ink-soft);
}

.page-about .about-close {
  padding-block: 52px;
  background: var(--green);
  color: var(--on-dark);
}

.page-about .about-close__quote {
  margin: 0;
  padding-left: 20px;
  border-left: 3px solid var(--gold);
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.125rem, 3.2vw, 1.55rem);
  line-height: 1.65;
  color: var(--warm);
}

.page-about .about-close__title {
  margin: 26px 0 0;
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(1.25rem, 3.2vw, 1.75rem);
  line-height: 1.3;
  color: var(--gold-light);
}

.page-about .about-close__text {
  margin: 14px 0 0;
  max-width: 52em;
  font-size: 0.9375rem;
  line-height: 1.88;
  color: var(--on-dark-soft);
}

.page-about .about-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .about-close .btn--ghost {
  color: var(--warm);
  border-color: rgba(229, 211, 154, 0.55);
}

.page-about .about-close .btn--ghost:hover,
.page-about .about-close .btn--ghost:focus-visible {
  color: var(--gold-light);
  border-color: var(--gold);
}

.page-about .about-close__top {
  display: inline-block;
  margin-top: 30px;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(229, 211, 154, 0.4);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--on-dark-soft);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-close__top:hover,
.page-about .about-close__top:focus-visible {
  color: var(--gold-light);
  border-bottom-color: var(--gold);
}

@media (min-width: 768px) {
  .page-about .about-hero {
    padding-block: 36px 72px;
  }

  .page-about .about-section,
  .page-about .about-team {
    padding-block: 72px;
  }

  .page-about .about-method,
  .page-about .about-close {
    padding-block: 72px;
  }

  .page-about .topic {
    grid-template-columns: 128px minmax(0, 168px) minmax(0, 1fr);
    align-items: baseline;
    gap: 24px;
    padding: 22px 12px;
  }

  .page-about .topic:hover {
    background: rgba(247, 241, 230, 0.92);
  }

  .page-about .method-note {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

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

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-block: 44px 88px;
  }

  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 56px;
    align-items: start;
  }

  .page-about .about-hero__figure {
    margin-top: 6px;
  }

  .page-about .about-head {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: end;
    gap: 40px;
  }

  .page-about .about-section,
  .page-about .about-team {
    padding-block: 88px;
  }

  .page-about .about-dual__inner {
    padding-block: 84px;
  }

  .page-about .about-dual__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
    margin-top: 36px;
  }

  .page-about .about-method,
  .page-about .about-close {
    padding-block: 88px;
  }

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
    gap: 56px;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .tl::before,
  .page-about .tl__note,
  .page-about .about-dual__card,
  .page-about .topic,
  .page-about .about-dual__link,
  .page-about .about-close__top {
    transition: none;
  }
}