.page-about {
  --about-sec-pad: clamp(40px, 6vw, 72px);
  background: var(--c-paper);
  color: var(--c-text);
  font-family: var(--font-body);
}

/* ---------- HERO ---------- */
.page-about .about-hero {
  position: relative;
  border-bottom: 1px solid var(--c-rule);
  background-color: var(--c-paper);
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(207, 199, 186, 0.45) 0 1px,
    transparent 1px 88px
  );
  opacity: 0.55;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 46px);
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(28px, 5vw, 56px) var(--gutter) clamp(34px, 5vw, 62px);
}

.page-about .about-hero__lead > .breadcrumbs {
  margin: 0 0 20px;
}

.page-about .about-hero__lead > .eyebrow {
  margin: 0 0 12px;
}

.page-about .about-hero__title {
  margin: 0 0 clamp(16px, 2.4vw, 22px);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 5vw, 50px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--c-ink);
}

.page-about .about-hero__lead-text {
  margin: 0;
  max-width: 44em;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.88;
  color: var(--c-text);
}

.page-about .about-hero__meta {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--c-rule);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-slate);
}

.page-about .about-hero__meta .mono {
  margin-right: 6px;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--c-coral-dk);
}

.page-about .about-hero__figure {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--c-rule);
  background: var(--c-card);
  box-shadow: var(--shadow-1);
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--c-rule);
}

.page-about .about-hero__caption {
  margin: 10px 2px 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--c-slate);
}

@media (min-width: 920px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 1fr);
    align-items: stretch;
  }
}

/* ---------- 章节索引 ---------- */
.page-about .about-index {
  background: var(--c-card);
  border-bottom: 1px solid var(--c-rule);
}

.page-about .about-index__list {
  list-style: none;
  margin: 0 auto;
  padding: 0 var(--gutter);
  max-width: var(--maxw);
  display: flex;
  flex-wrap: wrap;
}

.page-about .about-index__list > li {
  margin: 0;
  padding: 0;
}

.page-about .about-index__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 14px 12px;
  border-bottom: 2px solid transparent;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--c-ink);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  border-bottom-color: var(--c-coral);
  color: var(--c-coral-dk);
}

.page-about .about-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--c-clay);
}

/* ---------- 章节通用 ---------- */
.page-about .about-sec {
  padding: var(--about-sec-pad) 0;
  border-bottom: 1px solid var(--c-rule);
  scroll-margin-top: calc(var(--bar-h) + 12px);
}

.page-about .about-sec__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-about .about-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 12px 16px;
  margin-bottom: clamp(24px, 3.4vw, 38px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--c-rule);
}

.page-about .about-sec__num {
  font-family: var(--font-mono);
  font-size: clamp(30px, 4.6vw, 54px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--c-clay);
}

.page-about .about-sec__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 2.8vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--c-ink);
}

.page-about .about-sec__sub {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-slate);
}

.page-about .about-copy {
  max-width: 64ch;
}

.page-about .about-copy p {
  margin: 0 0 1.15em;
  font-size: clamp(15px, 1.55vw, 16.5px);
  line-height: 1.88;
  color: var(--c-text);
}

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

.page-about .about-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 40px);
}

@media (min-width: 860px) {
  .page-about .about-split {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }
}

.page-about .about-quote {
  margin: 0;
  padding: 22px 22px 22px 24px;
  background: var(--c-card);
  border: 1px solid var(--c-rule);
  border-left: 3px solid var(--c-coral);
  box-shadow: var(--shadow-1);
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-about .about-quote p {
  margin: 0;
}

.page-about .about-quote__label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-coral-dk);
}

.page-about .about-tag {
  display: inline-block;
  margin-top: clamp(22px, 3vw, 34px);
  padding: 6px 12px;
  background: var(--c-card);
  border: 1px solid var(--c-rule);
  border-left: 3px solid var(--c-coral);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--c-slate);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-about .about-tag:hover {
  transform: translateY(-2px);
  border-color: var(--c-coral-lt);
  border-left-color: var(--c-coral);
}

.page-about .about-tag--clay {
  border-left-color: var(--c-clay);
}

.page-about .about-tag--celadon {
  border-left-color: var(--c-celadon);
}

/* ---------- 深色记录章节 ---------- */
.page-about .about-sec--ink {
  background: var(--c-ink);
  border-bottom-color: var(--c-ink-2);
  color: var(--c-paper);
}

.page-about .about-sec--ink .about-sec__head {
  border-bottom-color: rgba(244, 239, 230, 0.2);
}

.page-about .about-sec--ink .about-sec__num {
  color: var(--c-coral-lt);
}

.page-about .about-sec--ink .about-sec__title {
  color: var(--c-paper);
}

.page-about .about-sec--ink .about-sec__sub {
  color: var(--c-celadon-lt);
}

.page-about .about-sec--ink .about-copy p {
  color: rgba(244, 239, 230, 0.85);
}

.page-about .about-sec--ink .about-tag {
  background: rgba(244, 239, 230, 0.07);
  border-color: rgba(244, 239, 230, 0.22);
  border-left-color: var(--c-coral-lt);
  color: var(--c-celadon-lt);
}

.page-about .about-record {
  list-style: none;
  margin: clamp(26px, 3.4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: rgba(244, 239, 230, 0.18);
  border: 1px solid rgba(244, 239, 230, 0.18);
}

.page-about .about-record__item {
  background: var(--c-ink);
  padding: 20px 18px;
}

.page-about .about-record__k {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-coral-lt);
}

.page-about .about-record__v {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(244, 239, 230, 0.8);
}

@media (min-width: 760px) {
  .page-about .about-record {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 团队数据 ---------- */
.page-about .about-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-about .about-stats__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--c-card);
  border: 1px solid var(--c-rule);
  border-top: 2px solid var(--c-ink);
  box-shadow: var(--shadow-1);
  transition: transform 0.2s var(--ease), border-top-color 0.2s var(--ease);
}

.page-about .about-stats__item:hover {
  transform: translateY(-2px);
  border-top-color: var(--c-coral);
}

.page-about .about-stats__num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--c-ink);
}

.page-about .about-stats__num--time {
  font-size: clamp(17px, 2.2vw, 21px);
  letter-spacing: 0;
}

.page-about .about-stats__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-slate);
}

@media (min-width: 620px) {
  .page-about .about-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-about .about-stats {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- 通用图片块 ---------- */
.page-about .about-figure {
  margin: clamp(26px, 3.4vw, 38px) 0 0;
  padding: 10px;
  border: 1px solid var(--c-rule);
  background: var(--c-card);
  box-shadow: var(--shadow-1);
}

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

.page-about .about-figure__caption {
  margin: 10px 2px 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--c-slate);
}

/* ---------- 青瓷绿合作章节 ---------- */
.page-about .about-sec--celadon {
  background:
    linear-gradient(180deg, rgba(155, 199, 184, 0.22), rgba(155, 199, 184, 0) 76%),
    var(--c-paper);
}

.page-about .about-sec--celadon .about-sec__num {
  color: var(--c-celadon-dk);
}

.page-about .about-cover {
  list-style: none;
  margin: clamp(26px, 3.4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-about .about-cover__item {
  padding: 18px 16px;
  background: var(--c-ink);
  border-left: 3px solid var(--c-celadon);
}

.page-about .about-cover__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--c-paper);
}

.page-about .about-cover__label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-celadon-lt);
}

@media (min-width: 720px) {
  .page-about .about-cover {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 时间线 ---------- */
.page-about .about-timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--c-rule);
}

.page-about .about-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 0 0 clamp(24px, 3.2vw, 32px);
}

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

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 9px;
  width: 11px;
  height: 11px;
  background: var(--c-paper);
  border: 1px solid var(--c-clay);
  transform: rotate(45deg);
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-about .about-timeline__item:hover::before {
  background: var(--c-coral);
  border-color: var(--c-coral);
}

.page-about .about-timeline__year {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--c-coral-dk);
}

.page-about .about-timeline__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(16px, 1.9vw, 19px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-about .about-timeline__text {
  margin: 5px 0 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--c-text);
}

/* ---------- 服务承诺 ---------- */
.page-about .about-promises {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--c-rule);
}

.page-about .about-promises__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--c-rule);
}

.page-about .about-promises__num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-clay);
}

.page-about .about-promises__title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--c-ink);
}

.page-about .about-promises__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--c-text);
}

/* ---------- 结尾入口 ---------- */
.page-about .about-cta {
  padding: clamp(40px, 6vw, 72px) 0;
  background: var(--c-ink-2);
  color: var(--c-paper);
}

.page-about .about-cta__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-about .about-cta__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--c-paper);
}

.page-about .about-cta__text {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 239, 230, 0.82);
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-about .about-cta .btn--ghost {
  color: var(--c-paper);
  border-color: rgba(244, 239, 230, 0.42);
}

.page-about .about-cta .btn--ghost:hover,
.page-about .about-cta .btn--ghost:focus-visible {
  border-color: var(--c-celadon-lt);
  color: var(--c-celadon-lt);
}

@media (min-width: 980px) {
  .page-about .about-sec__head {
    gap: 14px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-tag,
  .page-about .about-stats__item,
  .page-about .about-index__link,
  .page-about .about-timeline__item::before {
    transition: none;
  }
  .page-about .about-tag:hover,
  .page-about .about-stats__item:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>
<<<END>>>