.page-about {
  --about-line: rgba(157, 183, 172, 0.24);
  --about-line-soft: rgba(157, 183, 172, 0.12);
  --about-ink-80: rgba(5, 37, 31, 0.78);
  --about-ink-58: rgba(5, 37, 31, 0.6);
  background:
    radial-gradient(120% 55% at 92% 0%, rgba(198, 255, 61, 0.08), transparent 62%),
    var(--ink);
  color: var(--paper);
  padding-block: clamp(16px, 3vw, 28px) clamp(52px, 8vw, 100px);
  overflow-x: clip;
}

.page-about .about-frame {
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  gap: clamp(20px, 3.4vw, 38px);
}

.page-about .breadcrumb {
  font-family: var(--font-mono);
}

/* ---------- 通用板块骨架 ---------- */
.page-about .about-slab {
  position: relative;
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4.4vw, 52px) clamp(20px, 3.8vw, 48px);
}

.page-about .about-slab--hero {
  padding-inline: 0;
  padding-block: clamp(14px, 3vw, 30px) clamp(4px, 1.4vw, 12px);
}

.page-about .about-head {
  margin-bottom: clamp(22px, 3.4vw, 38px);
  max-width: 48em;
}

.page-about .about-head__kicker {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  margin: 0 0 12px;
  color: var(--lime);
}

.page-about .about-head__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 3.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  margin: 0 0 12px;
  color: var(--paper);
}

.page-about .about-head__lede {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.76;
  margin: 0;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: center;
}

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

.page-about .about-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  font-variant-numeric: tabular-nums;
  color: var(--lime);
  margin: 0 0 16px;
}

.page-about .about-hero__kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--lime);
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1.1;
  letter-spacing: -0.022em;
  margin: 0 0 clamp(14px, 2vw, 22px);
  color: var(--paper);
}

.page-about .about-hero__accent {
  font-style: normal;
  color: var(--lime);
  border-bottom: 3px solid rgba(198, 255, 61, 0.32);
}

.page-about .about-hero__lede {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(17px, 2.1vw, 21px);
  line-height: 1.72;
  color: var(--lime-mist);
  margin: 0 0 clamp(14px, 2vw, 20px);
  max-width: 32em;
}

.page-about .about-hero__body {
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--mist);
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 36em;
}

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

.page-about .about-visual {
  margin: 0;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--about-line);
  background: var(--ink-panel);
}

.page-about .about-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 3;
  max-height: 540px;
  object-fit: cover;
}

.page-about .about-visual__cap {
  display: block;
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--mist);
  border-top: 1px solid var(--about-line-soft);
}

/* ---------- 内容校验：瓷白纸面 ---------- */
.page-about .about-slab--paper {
  background: var(--paper);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px rgba(5, 37, 31, 0.08);
}

.page-about .about-slab--paper .about-head__kicker {
  color: var(--orange-deep);
}

.page-about .about-slab--paper .about-head__title {
  color: var(--ink);
}

.page-about .about-slab--paper .about-head__lede {
  color: var(--about-ink-58);
}

.page-about .about-process {
  display: grid;
  gap: clamp(22px, 3.4vw, 38px);
}

.page-about .about-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(12px, 1.8vw, 18px);
  align-content: start;
}

.page-about .about-steps__item {
  padding: clamp(15px, 2.2vw, 22px) clamp(15px, 2.2vw, 24px);
  border-radius: var(--radius-md);
  background: rgba(5, 37, 31, 0.04);
  border: 1px solid rgba(5, 37, 31, 0.1);
  transition:
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-about .about-steps__item:hover {
  border-color: rgba(201, 84, 31, 0.5);
  background: rgba(255, 138, 61, 0.1);
}

.page-about .about-steps__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.12em;
  color: var(--orange-deep);
  margin-bottom: 8px;
}

.page-about .about-steps__item h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 21px);
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--ink);
}

.page-about .about-steps__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--about-ink-80);
}

.page-about .about-figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(5, 37, 31, 0.12);
  background: #efead9;
  align-self: start;
}

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

.page-about .about-figure figcaption {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--about-ink-58);
  border-top: 1px solid rgba(5, 37, 31, 0.1);
}

/* ---------- 团队 ---------- */
.page-about .about-slab--team {
  background:
    radial-gradient(90% 70% at 0% 100%, rgba(198, 255, 61, 0.07), transparent 62%),
    var(--ink-panel);
}

.page-about .about-team {
  display: grid;
  gap: 12px;
  align-items: start;
}

.page-about .about-team__item {
  border: 1px solid var(--about-line);
  border-radius: var(--radius-md);
  background: rgba(5, 37, 31, 0.4);
  padding-inline: clamp(14px, 2vw, 20px);
  transition:
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-about .about-team__item:hover {
  border-color: rgba(198, 255, 61, 0.38);
}

.page-about .about-team__item[open] {
  border-color: rgba(198, 255, 61, 0.45);
  background: rgba(5, 37, 31, 0.72);
}

.page-about .about-team__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-block: clamp(13px, 1.9vw, 18px);
  cursor: pointer;
  list-style: none;
}

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

.page-about .about-team__sum:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-about .about-team__count {
  font-family: var(--font-mono);
  font-size: clamp(21px, 2.8vw, 27px);
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--lime);
  letter-spacing: -0.02em;
}

.page-about .about-team__role {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-about .about-team__chev {
  margin-left: auto;
  flex: none;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--mist);
  border-bottom: 2px solid var(--mist);
  transform: rotate(45deg) translateY(-2px);
  transition:
    transform var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-about .about-team__item[open] .about-team__chev {
  transform: rotate(-135deg) translateY(-2px);
  border-color: var(--lime);
}

.page-about .about-team__body {
  padding-block: 12px clamp(14px, 2vw, 18px);
  border-top: 1px solid var(--about-line-soft);
}

.page-about .about-team__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--mist);
}

.page-about .about-wide {
  margin: clamp(22px, 3.2vw, 34px) 0 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--about-line);
  background: var(--ink);
}

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

.page-about .about-wide figcaption {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--about-line-soft);
}

/* ---------- 覆盖与合作：靛紫分区 ---------- */
.page-about .about-slab--indigo {
  background:
    radial-gradient(85% 90% at 100% 0%, rgba(198, 255, 61, 0.12), transparent 66%),
    var(--indigo);
  box-shadow: inset 0 0 0 1px rgba(230, 255, 176, 0.12);
}

.page-about .about-slab--indigo .about-head__kicker {
  color: var(--lime-mist);
}

.page-about .about-slab--indigo .about-head__lede {
  color: rgba(245, 241, 230, 0.78);
}

.page-about .about-leagues {
  list-style: none;
  margin: 0 0 clamp(22px, 3vw, 32px);
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-leagues li {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid rgba(230, 255, 176, 0.34);
  color: var(--lime-mist);
  transition:
    background-color var(--dur) var(--ease),
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-about .about-leagues li:hover {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

.page-about .about-partners {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(154px, 1fr));
  gap: clamp(16px, 2.6vw, 26px);
  padding-top: clamp(18px, 2.6vw, 28px);
  border-top: 1px solid rgba(230, 255, 176, 0.24);
}

.page-about .about-partners__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(27px, 3.8vw, 38px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--lime);
  margin-bottom: 9px;
}

.page-about .about-partners__cell p {
  margin: 0;
  font-size: 14px;
  line-height: 1.62;
  color: rgba(245, 241, 230, 0.8);
}

/* ---------- 里程碑 ---------- */
.page-about .about-slab--mile {
  background: rgba(11, 58, 49, 0.28);
  box-shadow: inset 0 0 0 1px var(--about-line-soft);
}

.page-about .about-mile-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-about .about-mile-nav a {
  font-family: var(--font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  padding: 7px 15px;
  border-radius: 999px;
  border: 1px solid var(--about-line);
  color: var(--mist);
  text-decoration: none;
  transition:
    color var(--dur) var(--ease),
    background-color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-about .about-mile-nav a:hover,
.page-about .about-mile-nav a:focus-visible {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
}

.page-about .about-mile {
  list-style: none;
  margin: 0;
  padding: 0 0 0 30px;
  position: relative;
  display: grid;
  gap: clamp(14px, 2.2vw, 22px);
}

.page-about .about-mile::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(
    to bottom,
    rgba(198, 255, 61, 0.6),
    rgba(255, 138, 61, 0.42),
    rgba(157, 183, 172, 0.14)
  );
}

.page-about .about-mile__item {
  position: relative;
  padding: clamp(14px, 2vw, 20px) clamp(15px, 2.2vw, 24px);
  border-radius: var(--radius-md);
  border: 1px solid var(--about-line-soft);
  background: rgba(5, 37, 31, 0.45);
  scroll-margin-top: 140px;
  transition:
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-about .about-mile__item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: calc(clamp(14px, 2vw, 20px) + 6px);
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--orange);
  transition: border-color var(--dur) var(--ease);
}

.page-about .about-mile__item:hover {
  border-color: rgba(198, 255, 61, 0.42);
  background: rgba(11, 58, 49, 0.72);
}

.page-about .about-mile__item:hover::before {
  border-color: var(--lime);
}

.page-about .about-mile__year {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.1em;
  font-variant-numeric: tabular-nums;
  color: var(--orange);
  margin-bottom: 7px;
  transition: color var(--dur) var(--ease);
}

.page-about .about-mile__item:hover .about-mile__year {
  color: var(--lime);
}

.page-about .about-mile__item h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16.5px, 1.9vw, 20px);
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--paper);
}

.page-about .about-mile__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--mist);
}

.page-about .about-mile__item p a {
  color: var(--lime-mist);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease);
}

.page-about .about-mile__item p a:hover {
  color: var(--lime);
}

/* ---------- 服务地区：酒红分区 ---------- */
.page-about .about-slab--wine {
  background:
    radial-gradient(85% 130% at 0% 0%, rgba(255, 138, 61, 0.18), transparent 64%),
    var(--wine);
  box-shadow: inset 0 0 0 1px rgba(245, 241, 230, 0.12);
}

.page-about .about-slab--wine .about-head__title {
  margin-bottom: 14px;
}

.page-about .about-head__kicker--onwine {
  color: var(--orange);
}

.page-about .about-reach {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
}

.page-about .about-reach__text {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: rgba(245, 241, 230, 0.84);
  max-width: 34em;
}

.page-about .about-reach__aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.page-about .about-reach__note {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.7;
  color: var(--lime-mist);
}

.page-about .about-reach__back {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(245, 241, 230, 0.78);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 241, 230, 0.32);
  padding-bottom: 2px;
  transition:
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-about .about-reach__back:hover,
.page-about .about-reach__back:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-about .about-team {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.82fr);
    gap: clamp(30px, 4.4vw, 60px);
  }

  .page-about .about-process {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: start;
  }

  .page-about .about-reach {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.85fr);
    align-items: center;
  }
}

@media (min-width: 1080px) {
  .page-about .about-frame > .about-slab:nth-child(even) {
    margin-left: clamp(18px, 3vw, 44px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-steps__item,
  .page-about .about-team__item,
  .page-about .about-team__chev,
  .page-about .about-leagues li,
  .page-about .about-mile__item,
  .page-about .about-mile__item::before,
  .page-about .about-mile__year,
  .page-about .about-mile-nav a,
  .page-about .about-reach__back {
    transition-duration: 1ms;
  }
}
<<<END>>>