.page-about {
  --about-gap: clamp(28px, 5vw, 64px);
  --about-edge: clamp(16px, 3vw, 32px);
  --about-cut: 20px;
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-about .breadcrumb {
  padding-block: clamp(18px, 3vw, 28px) 0;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  padding-block: clamp(24px, 5vw, 48px) clamp(40px, 7vw, 84px);
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: -30% -12% auto -12%;
  height: 150%;
  background:
    radial-gradient(560px 320px at 84% 6%, rgba(201, 162, 39, .18), transparent 68%),
    radial-gradient(520px 300px at 6% 34%, rgba(70, 208, 200, .13), transparent 70%);
  pointer-events: none;
}

.page-about .about-hero__grid {
  position: relative;
  display: grid;
  gap: var(--about-gap);
}

.page-about .about-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 7.4vw, 86px);
  line-height: 1.08;
  letter-spacing: .01em;
  color: var(--paper);
  max-width: 15ch;
}

.page-about .about-hero__lead {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.78;
  color: var(--mist);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-about .about-num {
  font-family: var(--font-mono);
  letter-spacing: .04em;
  color: var(--gold-soft);
  padding-inline: .12em;
}

.page-about .about-hero__title .about-num {
  font-size: .92em;
}

.page-about .about-hero__stats {
  padding: var(--about-edge);
  align-self: start;
}

.page-about .about-stats__cap {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-about .about-stats {
  margin: 14px 0 0;
}

.page-about .about-stats__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid var(--line-soft);
}

.page-about .about-stats__row:first-child {
  border-top: 0;
}

.page-about .about-stats dt {
  font-size: 14px;
  color: var(--mist);
}

.page-about .about-stats dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--paper);
}

.page-about .about-stats dd .about-num {
  font-family: var(--font-mono);
  font-size: 24px;
  color: var(--gold);
}

/* ---------- 时间轴 ---------- */
.page-about .about-origin__figure {
  margin: 0 0 clamp(20px, 4vw, 36px);
  position: relative;
  border: 1px solid var(--line);
  background: var(--archive);
  clip-path: polygon(var(--about-cut) 0, 100% 0, 100% calc(100% - var(--about-cut)), calc(100% - var(--about-cut)) 100%, 0 100%, 0 var(--about-cut));
  overflow: hidden;
}

.page-about .about-origin__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 14 / 9;
  filter: saturate(.85) brightness(.92);
}

.page-about .about-caption {
  display: block;
  padding: 10px 16px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
  border-top: 1px solid var(--line-soft);
}

.page-about .about-scale {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 6px;
}

.page-about .about-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-timeline__item {
  position: relative;
  padding-left: 30px;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 30px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(201, 162, 39, .48), rgba(201, 162, 39, .04));
}

.page-about .about-timeline__item:last-child::before {
  display: none;
}

.page-about .about-node__summary {
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 16px;
  align-items: baseline;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  transition: color var(--t-base) var(--ease);
}

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

.page-about .about-node__summary::marker {
  content: "";
}

.page-about .about-node__summary::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 22px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--night);
  border: 1px solid var(--gold);
  transition: background var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}

.page-about .about-node__summary:hover::before,
.page-about .about-node__summary:focus-visible::before {
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(201, 162, 39, .18);
}

.page-about .about-timeline__item--now .about-node__summary::before {
  border-color: var(--coral);
  background: var(--coral);
  box-shadow: 0 0 0 5px rgba(255, 107, 74, .16);
}

.page-about .about-node__year {
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-about .about-timeline__item--now .about-node__year {
  color: var(--coral);
}

.page-about .about-node__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.4vw, 26px);
  line-height: 1.36;
  color: var(--paper);
}

.page-about .about-node__summary:hover .about-node__title,
.page-about .about-node__summary:focus-visible .about-node__title {
  color: var(--gold-soft);
}

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

.page-about .about-node__mark {
  position: relative;
  width: 14px;
  height: 14px;
  align-self: center;
}

.page-about .about-node__mark::before,
.page-about .about-node__mark::after {
  content: "";
  position: absolute;
  background: var(--gold);
}

.page-about .about-node__mark::before {
  left: 0;
  right: 0;
  top: 6.5px;
  height: 1px;
}

.page-about .about-node__mark::after {
  top: 0;
  bottom: 0;
  left: 6.5px;
  width: 1px;
  transition: transform var(--t-base) var(--ease);
}

.page-about .about-node[open] .about-node__mark::after {
  transform: scaleY(0);
}

.page-about .about-node__body {
  padding: 2px 0 20px;
}

.page-about .about-node__body p {
  margin: 0;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 团队 ---------- */
.page-about .about-team__grid {
  display: grid;
  gap: var(--about-gap);
}

.page-about .about-team__viz {
  padding: var(--about-edge);
}

.page-about .about-dots {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: clamp(6px, 1.4vw, 14px);
  max-width: 400px;
  margin: 0 auto;
}

.page-about .about-dots i {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  transition: transform var(--t-fast) var(--ease), opacity var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-about .about-dots .dot--edit {
  background: var(--cyan);
  opacity: .82;
}

.page-about .about-dots .dot--tech {
  background: var(--gold);
  opacity: .9;
}

.page-about .about-dots .dot--ops {
  background: var(--mist);
  opacity: .48;
}

.page-about .about-dots i:hover {
  transform: scale(1.55);
  opacity: 1;
  box-shadow: 0 0 0 3px rgba(244, 239, 227, .14);
}

.page-about .about-team__legend {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-about .about-team__legend-row {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 11px 8px;
  border-top: 1px solid var(--line-soft);
  transition: background var(--t-fast) var(--ease), padding-left var(--t-fast) var(--ease);
}

.page-about .about-team__legend-row:first-child {
  border-top: 0;
}

.page-about .about-team__legend-row:hover {
  background: var(--stratum);
  padding-left: 14px;
}

.page-about .about-team__key {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.page-about .about-team__key--edit {
  background: var(--cyan);
}

.page-about .about-team__key--tech {
  background: var(--gold);
}

.page-about .about-team__key--ops {
  background: var(--mist);
}

.page-about .about-team__role {
  font-size: 15px;
  color: var(--paper);
}

.page-about .about-team__count {
  font-size: 14px;
  color: var(--gold-soft);
}

.page-about .about-team__sub {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.3vw, 24px);
  color: var(--paper);
}

.page-about .about-team__sub + p {
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 66ch;
}

.page-about .about-team__figure {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--line-cyan);
  background: var(--archive);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--about-cut)), calc(100% - var(--about-cut)) 100%, 0 100%);
}

/* ---------- 覆盖范围 ---------- */
.page-about .about-reach__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(10px, 1.6vw, 18px);
}

.page-about .about-reach__stat {
  padding: clamp(16px, 3vw, 26px);
}

.page-about .about-reach__num {
  margin: 0;
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--gold);
}

.page-about .about-reach__label {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

.page-about .about-reach__stat--offset {
  border-color: var(--line-coral);
}

.page-about .about-reach__stat--offset .about-reach__num {
  color: var(--coral);
}

.page-about .about-reach__scenes {
  margin-top: clamp(34px, 6vw, 64px);
}

.page-about .about-reach__sub {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 28px);
  color: var(--paper);
}

.page-about .about-scene-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(12px, 2vw, 20px);
}

.page-about .about-scene-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.page-about .about-scene-list__idx {
  font-size: 14px;
  color: var(--cyan);
  padding-top: 3px;
}

.page-about .about-scene-list h4 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--paper);
}

.page-about .about-scene-list p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.74;
  color: var(--mist);
  max-width: 62ch;
}

/* ---------- 对照表 ---------- */
.page-about .about-compare__wrap {
  overflow: hidden;
}

.page-about .about-compare {
  width: 100%;
  border-collapse: collapse;
  font-size: 15.5px;
}

.page-about .about-compare thead th {
  text-align: left;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
  background: var(--archive);
  border-bottom: 1px solid var(--line);
}

.page-about .about-compare thead th:nth-child(3) {
  color: var(--cyan);
}

.page-about .about-compare tbody th {
  text-align: left;
  padding: 16px 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--paper);
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .about-compare tbody th .mono {
  display: block;
  font-size: 12px;
  color: var(--gold);
  margin-bottom: 6px;
  letter-spacing: .1em;
}

.page-about .about-compare td {
  padding: 16px 14px;
  line-height: 1.72;
  color: var(--mist);
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .about-compare tbody tr {
  transition: background var(--t-fast) var(--ease);
}

.page-about .about-compare tbody tr:hover {
  background: rgba(23, 69, 58, .55);
}

.page-about .about-compare tbody td[data-label="澳门新京葡内容中心"] {
  color: var(--paper);
  box-shadow: inset 2px 0 0 rgba(70, 208, 200, .42);
}

.page-about .about-compare__figure {
  margin: clamp(26px, 4vw, 44px) 0 0;
  border: 1px solid var(--line);
  background: var(--archive);
  clip-path: polygon(0 0, calc(100% - var(--about-cut)) 0, 100% var(--about-cut), 100% 100%, 0 100%);
  overflow: hidden;
}

.page-about .about-compare__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

/* ---------- 资质与协作 ---------- */
.page-about .about-honor__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-about .about-honor__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: clamp(18px, 3vw, 28px) 0;
  border-top: 1px solid var(--line-soft);
  transition: padding-left var(--t-base) var(--ease);
}

.page-about .about-honor__item:first-child {
  border-top: 0;
}

.page-about .about-honor__item:hover {
  padding-left: 10px;
}

.page-about .about-honor__idx {
  font-size: 14px;
  color: var(--cyan);
  padding-top: 4px;
}

.page-about .about-honor__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 23px);
  line-height: 1.4;
  color: var(--paper);
}

.page-about .about-honor__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--mist);
  max-width: 64ch;
}

/* ---------- 到访 ---------- */
.page-about .about-visit__panel {
  padding: clamp(22px, 4vw, 46px);
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-about .about-visit__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.24;
  color: var(--paper);
  max-width: 20ch;
}

.page-about .about-visit__addr {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--gold-soft);
  line-height: 1.7;
}

.page-about .about-visit__note {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 60ch;
}

.page-about .about-visit__side {
  display: grid;
  gap: 12px;
  justify-items: start;
}

.page-about .about-visit__hint {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

/* ---------- 后续入口 ---------- */
.page-about .about-next__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-next__link {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 14px;
  row-gap: 4px;
  padding: 18px 18px 18px 14px;
  text-decoration: none;
  color: inherit;
  background: var(--archive);
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
  transition: transform var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.page-about .about-next__link:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  background: var(--stratum);
}

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

.page-about .about-next__link:active {
  transform: translateY(-3px);
}

.page-about .about-next__link-idx {
  grid-row: 1 / span 2;
  font-size: 13px;
  color: var(--gold);
  padding-top: 4px;
}

.page-about .about-next__link-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  color: var(--paper);
}

.page-about .about-next__link-desc {
  font-size: 14.5px;
  line-height: 1.66;
  color: var(--mist);
}

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

  .page-about .about-reach__stat--offset {
    transform: translateY(18px);
  }

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

  .page-about .about-visit__panel {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-about .about-visit__side {
    justify-items: end;
    text-align: right;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    column-gap: clamp(30px, 5vw, 72px);
  }

  .page-about .about-hero__stats {
    margin-top: clamp(48px, 9vw, 104px);
  }

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    column-gap: clamp(28px, 4vw, 60px);
    align-items: start;
  }

  .page-about .about-team__viz {
    position: sticky;
    top: calc(var(--header-h-compact) + 24px);
  }

  .page-about .about-team__figure {
    margin-top: 8px;
  }

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

@media (max-width: 767px) {
  .page-about .about-compare,
  .page-about .about-compare tbody,
  .page-about .about-compare tr,
  .page-about .about-compare th,
  .page-about .about-compare td {
    display: block;
    width: 100%;
  }

  .page-about .about-compare thead {
    display: none;
  }

  .page-about .about-compare tbody tr {
    padding: 14px 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .page-about .about-compare tbody th {
    border-bottom: 0;
    padding-bottom: 8px;
  }

  .page-about .about-compare td {
    border-bottom: 0;
    padding: 8px 14px 8px 22px;
    position: relative;
  }

  .page-about .about-compare td::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .1em;
    color: var(--gold);
    margin-bottom: 4px;
  }

  .page-about .about-compare tbody td[data-label="澳门新京葡内容中心"] {
    box-shadow: inset 2px 0 0 rgba(70, 208, 200, .42);
  }

  .page-about .about-node__summary {
    grid-template-columns: 56px minmax(0, 1fr) 16px;
    gap: 10px;
  }
}

@media (max-width: 419px) {
  .page-about .about-dots {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}