.page-about {
  --ab-line: rgba(22, 18, 15, .12);
  --ab-panel: #FFFFFF;
  --ab-hex-bg: var(--cs-cream);
}

/* ---------------- 页首 ---------------- */

.page-about .about-hero {
  padding-block: clamp(1.5rem, 3.5vw, 2.5rem) clamp(2.25rem, 5vw, 4rem);
}

.page-about .about-hero .breadcrumbs {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-about .about-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4.5vw, 3.25rem);
  align-items: center;
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 5.6vw, 3rem);
  line-height: 1.16;
  letter-spacing: .01em;
  color: var(--cs-ink);
  margin: .55rem 0 1rem;
  max-width: 16em;
}

.page-about .about-hero__title::after {
  content: "";
  display: block;
  width: 92px;
  height: 6px;
  margin-top: 1rem;
  background: linear-gradient(90deg, var(--cs-red) 0%, var(--cs-gold) 100%);
  transform: skewX(-18deg);
  border-radius: 1px;
}

.page-about .about-hero__lede {
  max-width: 34em;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text-soft);
  margin: 0;
}

.page-about .about-hero__facts {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 1.15rem 0 0;
  border-top: 1px solid var(--line-gold);
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 2.25rem;
  font-size: .875rem;
  line-height: 1.5;
  color: var(--text-soft);
}

.page-about .about-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: .4em;
}

.page-about .about-hero__facts .num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--cs-gold-dark);
  letter-spacing: .01em;
}

.page-about .about-hero__figure {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-gold);
  box-shadow: var(--shadow-2);
  background: var(--bg-alt);
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }
}

/* ---------------- 主体：目录 + 内容流 ---------------- */

.page-about .about-main {
  padding-block: clamp(2rem, 4vw, 3rem) clamp(3rem, 6vw, 5rem);
}

.page-about .about-body {
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.5rem);
}

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

.page-about .about-anchor__title {
  font-family: var(--font-mono);
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--cs-gold-dark);
  margin: 0 0 .75rem;
}

.page-about .about-anchor__list {
  list-style: none;
  margin: 0;
  padding: 0 0 .5rem;
  display: flex;
  gap: .5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-about .about-anchor__link {
  display: block;
  padding: .5rem .85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: .875rem;
  line-height: 1.3;
  color: var(--text-soft);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-anchor__link:hover {
  color: var(--cs-red);
  border-color: rgba(193, 39, 45, .35);
}

.page-about .about-anchor__link.is-current {
  color: var(--cs-cream);
  background: var(--cs-jade);
  border-color: var(--cs-jade);
}

.page-about .about-anchor__link:focus-visible {
  outline: 2px solid var(--cs-jade);
  outline-offset: 3px;
}

@media (min-width: 1040px) {
  .page-about .about-body {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(3rem, 6vw, 5rem);
    align-items: start;
  }

  .page-about .about-anchor {
    position: sticky;
    top: 6.5rem;
    padding-left: 1.25rem;
    border-left: 1px solid var(--line-strong);
  }

  .page-about .about-anchor__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-about .about-anchor__link {
    display: block;
    position: relative;
    padding: .4375rem 0;
    border: 0;
    border-radius: 0;
    white-space: normal;
    background: none;
    font-size: .875rem;
    line-height: 1.55;
  }

  .page-about .about-anchor__link::after {
    content: "";
    position: absolute;
    left: -1.3125rem;
    top: 50%;
    width: 3px;
    height: 1.15em;
    background: var(--cs-jade);
    transform: translateY(-50%) scaleY(0);
    transform-origin: center;
    transition: transform var(--dur) var(--ease);
  }

  .page-about .about-anchor__link:hover {
    color: var(--cs-ink);
    border-color: transparent;
  }

  .page-about .about-anchor__link.is-current {
    color: var(--cs-jade);
    font-weight: 600;
    background: none;
  }

  .page-about .about-anchor__link.is-current::after {
    transform: translateY(-50%) scaleY(1);
  }
}

/* ---------------- 章节块 ---------------- */

.page-about .ab-block {
  padding-block: clamp(2rem, 4.5vw, 3rem);
  border-top: 1px solid var(--ab-line);
  scroll-margin-top: 6rem;
}

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

.page-about .ab-block__no {
  display: inline-flex;
  align-items: center;
  gap: .625rem;
  font-family: var(--font-mono);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--cs-gold-dark);
  margin: 0 0 .25rem;
}

.page-about .ab-block__no::after {
  content: "";
  width: 2.25rem;
  height: 3px;
  background: var(--cs-red);
  transform: skewX(-18deg);
  border-radius: 1px;
}

.page-about .ab-block__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.45rem, 3.4vw, 1.95rem);
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--cs-ink);
  margin: .35rem 0 1rem;
}

.page-about .ab-block__lede {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 40em;
  margin: 0 0 1.5rem;
}

.page-about .ab-block p {
  max-width: 40em;
  line-height: 1.82;
  margin: 0 0 1.1rem;
}

.page-about .ab-block a {
  color: var(--cs-gold-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-about .ab-block a:hover {
  color: var(--cs-red);
}

.page-about .ab-note {
  max-width: 34em;
  margin: 1.5rem 0 0;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--cs-jade);
  background: var(--bg-alt);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
}

.page-about .ab-note__quote {
  margin: 0;
  font-family: var(--font-display);
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--cs-ink);
}

/* ---------------- 时间线 ---------------- */

.page-about .about-timeline {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0 0 0 1.875rem;
  position: relative;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55rem;
  bottom: .6rem;
  width: 1px;
  background: linear-gradient(180deg, var(--cs-gold) 0%, rgba(217, 164, 65, .22) 100%);
}

.page-about .about-tl-item {
  position: relative;
  padding-bottom: 2.25rem;
}

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

.page-about .about-tl-item::before {
  content: "";
  position: absolute;
  left: -1.875rem;
  top: 7px;
  width: 15px;
  height: 15px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--cs-gold);
  box-shadow: 0 0 0 4px var(--bg);
}

.page-about .about-tl-item::after {
  content: "";
  position: absolute;
  left: -1.875rem;
  top: 12px;
  width: 5px;
  height: 5px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: var(--cs-gold);
}

.page-about .about-tl-year {
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .09em;
  color: var(--cs-gold-dark);
  margin: 0 0 .3rem;
}

.page-about .about-tl-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--cs-ink);
  margin: 0 0 .4rem;
}

.page-about .about-tl-body {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 38em;
}

/* ---------------- 团队 ---------------- */

.page-about .about-team__figure {
  margin: 0 0 1.75rem;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-alt);
}

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

.page-about .media__caption {
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--text-soft);
  padding: .7rem 1rem;
  background: var(--bg-alt);
  border-top: 1px solid var(--line);
}

.page-about .about-team__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem .75rem;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
}

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

.page-about .about-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .65rem;
  padding: .25rem 0;
  background: none;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  border-radius: var(--radius-s);
}

.page-about .about-badge__hex {
  display: grid;
  place-items: center;
  width: 72px;
  height: 82px;
  background: rgba(217, 164, 65, .5);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  transition: background-color var(--dur) var(--ease);
}

.page-about .about-badge__inner {
  display: grid;
  place-items: center;
  width: 68px;
  height: 78px;
  background: var(--ab-hex-bg);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  transition: background-color var(--dur) var(--ease);
}

.page-about .about-badge__num {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
  color: var(--cs-gold-dark);
  letter-spacing: .01em;
  transition: color var(--dur) var(--ease);
}

.page-about .about-badge__label {
  font-size: .875rem;
  line-height: 1.3;
  color: var(--text-soft);
  transition: color var(--dur) var(--ease);
}

.page-about .about-badge:hover .about-badge__hex {
  background: var(--cs-gold);
}

.page-about .about-badge[aria-selected="true"] .about-badge__hex {
  background: var(--cs-red);
}

.page-about .about-badge[aria-selected="true"] .about-badge__inner {
  background: var(--cs-red);
}

.page-about .about-badge[aria-selected="true"] .about-badge__num {
  color: var(--cs-cream);
}

.page-about .about-badge[aria-selected="true"] .about-badge__label {
  color: var(--cs-ink);
  font-weight: 600;
}

.page-about .about-badge:focus-visible {
  outline: 2px solid var(--cs-jade);
  outline-offset: 4px;
  box-shadow: 0 0 0 2px var(--cs-neon);
}

.page-about .about-team__panel {
  margin-top: 1.25rem;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--ab-panel);
  box-shadow: var(--shadow-1);
}

.page-about .about-team__panel[hidden] {
  display: none;
}

.page-about .about-panel__lead {
  margin: 0 0 .875rem;
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.7;
  color: var(--cs-ink);
  max-width: 40em;
}

.page-about .about-panel__list {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: .55rem;
}

.page-about .about-panel__list li {
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--text-soft);
}

/* ---------------- 房间体系配图 ---------------- */

.page-about .about-rooms__figure {
  margin: 1.75rem 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-alt);
}

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

/* ---------------- 规则 ---------------- */

.page-about .about-rule-grid {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: .75rem;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 700px) {
  .page-about .about-rule-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-about .about-rule-card {
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-top: 3px solid var(--cs-clay);
  border-radius: 0 0 var(--radius-m) var(--radius-m);
  background: var(--bg-alt);
}

.page-about .about-rule-card__value {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--cs-ink);
  margin: 0 0 .35rem;
}

.page-about .about-rule-card__label {
  font-size: .8125rem;
  line-height: 1.65;
  color: var(--text-soft);
  margin: 0;
}

.page-about .about-fold {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--bg);
  overflow: hidden;
}

.page-about .about-fold__summary {
  cursor: pointer;
  padding: .95rem 1.15rem;
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--cs-ink);
  list-style: none;
  position: relative;
  padding-right: 2.75rem;
}

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

.page-about .about-fold__summary::after {
  content: "";
  position: absolute;
  right: 1.15rem;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--cs-gold-dark);
  border-bottom: 2px solid var(--cs-gold-dark);
  transform: translateY(-70%) rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-about .about-fold[open] .about-fold__summary::after {
  transform: translateY(-30%) rotate(225deg);
}

.page-about .about-fold__summary:focus-visible {
  outline: 2px solid var(--cs-jade);
  outline-offset: -2px;
}

.page-about .about-fold__body {
  padding: 0 1.15rem 1.15rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.page-about .about-fold__body p {
  margin: 0 0 .85rem;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 42em;
}

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

/* ---------------- 收尾 ---------------- */

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

.page-about .about-stats {
  display: grid;
  gap: .875rem;
  grid-template-columns: minmax(0, 1fr);
  margin: 0 0 2rem;
}

@media (min-width: 620px) {
  .page-about .about-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-about .about-stat {
  padding: 1.1rem 1.15rem;
  border-radius: var(--radius-m);
  background: var(--cs-ink);
  color: var(--cs-cream);
  box-shadow: var(--shadow-1);
}

.page-about .about-stat:nth-child(2n) {
  background: linear-gradient(160deg, var(--cs-ink) 0%, #241c17 100%);
}

.page-about .about-stat__value {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--cs-gold);
  margin: 0 0 .5rem;
}

.page-about .about-stat__label {
  font-size: .8125rem;
  line-height: 1.7;
  color: rgba(246, 241, 231, .78);
  margin: 0;
}

.page-about .about-links {
  padding: 1.25rem 1.25rem .35rem;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-m);
  background: var(--bg-alt);
}

.page-about .about-links__title {
  font-family: var(--font-mono);
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--cs-gold-dark);
  margin: 0 0 .85rem;
}

.page-about .about-links__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .55rem;
}

@media (min-width: 700px) {
  .page-about .about-links__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .55rem 1.5rem;
  }
}

.page-about .about-links__list a {
  display: inline-block;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--cs-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-about .about-links__list a::before {
  content: "›";
  color: var(--cs-red);
  margin-right: .4em;
  font-weight: 700;
}

.page-about .about-links__list a:hover {
  color: var(--cs-red);
  border-color: var(--cs-red);
  transform: translateX(3px);
}

.page-about .about-links__list a:focus-visible {
  outline: 2px solid var(--cs-jade);
  outline-offset: 3px;
}

.page-about .about-legal {
  margin: 1.5rem 0 0;
  font-family: var(--font-mono);
  font-size: .75rem;
  line-height: 1.8;
  letter-spacing: .02em;
  color: var(--text-soft);
  border-top: 1px solid var(--line-gold);
  padding-top: 1rem;
}

/* ---------------- 动效收敛 ---------------- */

@media (prefers-reduced-motion: reduce) {
  .page-about .about-anchor__link,
  .page-about .about-badge__hex,
  .page-about .about-badge__inner,
  .page-about .about-badge__num,
  .page-about .about-badge__label,
  .page-about .about-fold__summary::after,
  .page-about .about-links__list a {
    transition: opacity var(--dur) var(--ease);
    transform: none !important;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>