.page-about {
  background: var(--paper);
  color: var(--black);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background: var(--black);
  color: var(--paper);
  padding: 28px 0 52px;
}

.page-about .about-hero__cut {
  position: absolute;
  z-index: 0;
  top: -22%;
  right: -14%;
  width: 62%;
  height: 150%;
  background: var(--green);
  opacity: .18;
  transform: skewX(-14deg);
  pointer-events: none;
}

.page-about .about-hero__cut--orange {
  top: auto;
  right: auto;
  bottom: -26%;
  left: -16%;
  width: 38%;
  height: 90%;
  background: var(--orange);
  opacity: .16;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
}

.page-about .breadcrumb__link {
  color: rgba(242, 242, 242, .68);
}

.page-about .breadcrumb__link:hover,
.page-about .breadcrumb__link:focus-visible {
  color: var(--green);
}

.page-about .breadcrumb__current {
  color: var(--paper);
}

.page-about .about-hero__eyebrow {
  margin-top: 28px;
  color: var(--green);
}

.page-about .about-hero__title {
  margin: 12px 0 0;
  font-size: clamp(38px, 8vw, 84px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-about .about-hero__lead {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.8;
  color: rgba(242, 242, 242, .8);
}

.page-about .about-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
  background: var(--hair-inv);
  border-top: 1px solid var(--hair-inv);
}

.page-about .about-hero__fact {
  background: var(--black);
  padding: 16px 12px 6px 0;
}

.page-about .about-hero__fact b {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(26px, 5vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--green);
}

.page-about .about-hero__fact span {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .14em;
  color: rgba(242, 242, 242, .58);
}

/* ---------- 章节跳转条 ---------- */
.page-about .about-jump {
  background: var(--mist);
  border-bottom: 1px solid var(--hair);
}

.page-about .about-jump__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.page-about .about-jump__link {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--graphite);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-about .about-jump__link:hover,
.page-about .about-jump__link:focus-visible {
  color: var(--ink-green);
  border-bottom-color: var(--green);
}

/* ---------- 章节骨架 ---------- */
.page-about .about-sec {
  padding: 44px 0;
  border-top: 1px solid var(--hair);
}

.page-about .about-sec:target {
  border-top-color: var(--green);
}

.page-about .about-sec:target .about-sec__num {
  color: var(--green);
}

.page-about .about-sec__grid {
  display: grid;
  gap: 20px;
}

.page-about .about-sec__tag {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  padding-bottom: 4px;
}

.page-about .about-sec__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--brown);
}

.page-about .about-sec__rule {
  display: block;
  width: 36px;
  height: 1px;
  background: var(--brown);
}

.page-about .about-sec__name {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--graphite);
}

.page-about .about-sec__title {
  margin: 0;
  font-size: clamp(26px, 5.4vw, 40px);
  font-weight: 900;
  line-height: 1.2;
  color: var(--black);
}

.page-about .about-sec__hair {
  display: block;
  height: 1px;
  margin: 18px 0 20px;
  background: var(--brown);
  opacity: .5;
}

.page-about .about-sec__body p {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--graphite);
  max-width: 72ch;
}

.page-about .about-sec__lead {
  font-size: 18px;
  color: var(--black);
}

.page-about .about-sec__more {
  margin-top: 24px;
}

/* ---------- 图框 ---------- */
.page-about .about-figure {
  margin: 26px 0 0;
  border: 1px solid var(--black);
  background: var(--mist);
}

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

.page-about .about-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--hair);
  font-size: 13px;
  line-height: 1.6;
  color: var(--graphite);
}

/* ---------- 三块内容 ---------- */
.page-about .about-pillars {
  display: grid;
  gap: 22px;
  margin-top: 26px;
}

.page-about .about-pillar {
  border-top: 2px solid var(--black);
  padding: 16px 0 0;
}

.page-about .about-pillar--green {
  border-top-color: var(--green);
}

.page-about .about-pillar--orange {
  border-top-color: var(--orange);
}

.page-about .about-pillar--brown {
  border-top-color: var(--brown);
}

.page-about .about-pillar__kicker {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--brown);
}

.page-about .about-pillar__title {
  margin: 0 0 10px;
  font-size: 21px;
  font-weight: 900;
  color: var(--black);
}

.page-about .about-pillar p:not(.about-pillar__kicker) {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--graphite);
}

/* ---------- 两个模块 ---------- */
.page-about .about-pair {
  display: grid;
  gap: 1px;
  margin-top: 30px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-about .about-pair__item {
  background: var(--mist);
  padding: 20px 18px;
}

.page-about .about-pair__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--black);
}

.page-about .about-pair__item p {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--graphite);
}

/* ---------- 时间线 ---------- */
.page-about .about-tl {
  position: relative;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-tl::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 24px;
  width: 1px;
  background: var(--hair);
}

.page-about .about-tl__item {
  position: relative;
  padding: 0 0 30px 34px;
}

.page-about .about-tl__dot {
  position: absolute;
  left: 2px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--green);
  transition: transform .2s var(--ease), background-color .2s var(--ease);
}

.page-about .about-tl__item--now .about-tl__dot {
  background: var(--orange);
}

.page-about .about-tl__item:hover .about-tl__dot {
  transform: scale(1.35);
}

.page-about .about-tl__date {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--brown);
}

.page-about .about-tl__title {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 900;
  color: var(--black);
  border-bottom: 1px solid transparent;
  display: inline-block;
  padding-bottom: 2px;
  transition: border-color .2s var(--ease);
}

.page-about .about-tl__item:hover .about-tl__title {
  border-bottom-color: var(--green);
}

.page-about .about-tl__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--graphite);
}

/* ---------- 团队 ---------- */
.page-about .about-team {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-about .about-team__card {
  border: 1px solid var(--black);
  background: var(--paper);
  padding: 20px 18px;
  transition: background-color .2s var(--ease), border-color .2s var(--ease);
}

.page-about .about-team__card:hover {
  background: var(--mist);
  border-color: var(--green);
}

.page-about .about-team__count {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink-green);
}

.page-about .about-team__title {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 900;
  color: var(--black);
}

.page-about .about-team__card p:last-child {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--graphite);
}

/* ---------- 品牌视觉 ---------- */
.page-about .about-look {
  display: grid;
  gap: 28px;
  margin-top: 4px;
}

.page-about .about-look__art {
  background: var(--mist);
  border: 1px solid var(--hair);
  padding: 24px;
  text-align: center;
}

.page-about .about-kiwi {
  display: block;
  width: 100%;
  max-width: 260px;
  height: auto;
  margin: 0 auto;
  transition: transform .6s var(--ease);
}

.page-about .about-look__art:hover .about-kiwi {
  transform: rotate(9deg) scale(1.02);
}

.page-about .about-look__caption {
  margin: 16px 0 0;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--graphite);
}

.page-about .about-look__text p {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-about .about-look__keys {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-about .about-look__keys li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--black);
}

.page-about .about-look__chip {
  display: inline-block;
  width: 12px;
  height: 12px;
  flex: none;
}

.page-about .about-look__chip--green {
  background: var(--green);
}

.page-about .about-look__chip--black {
  background: var(--black);
}

.page-about .about-look__chip--orange {
  background: var(--orange);
}

/* ---------- 收尾 ---------- */
.page-about .about-outro {
  padding: 0 0 56px;
}

.page-about .about-outro__grid {
  display: grid;
  gap: 20px;
}

.page-about .about-outro__panel {
  background: var(--black);
  color: var(--paper);
  padding: 32px 24px;
}

.page-about .about-outro__panel .eyebrow {
  color: var(--green);
  margin: 0 0 12px;
}

.page-about .about-outro__title {
  margin: 0 0 14px;
  font-size: clamp(24px, 5vw, 34px);
  font-weight: 900;
  line-height: 1.24;
  color: var(--paper);
}

.page-about .about-outro__text {
  margin: 0 0 24px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(242, 242, 242, .78);
}

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

.page-about .about-outro__aside {
  border-left: 4px solid var(--green);
  background: var(--mist);
  padding: 22px 20px;
}

.page-about .about-outro__claim {
  margin: 0 0 14px;
  font-size: 17px;
  line-height: 1.75;
  font-weight: 700;
  color: var(--black);
}

.page-about .about-outro__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--graphite);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-about .about-hero {
    padding: 36px 0 64px;
  }

  .page-about .about-sec {
    padding: 56px 0;
  }

  .page-about .about-pillars {
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
  }

  .page-about .about-pair {
    grid-template-columns: 1fr 1fr;
  }

  .page-about .about-team {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about .about-tl__item {
    display: grid;
    grid-template-columns: 108px 1fr;
    gap: 26px;
    padding-left: 34px;
  }

  .page-about .about-tl__date {
    grid-column: 1;
    text-align: right;
    padding-top: 2px;
    margin: 0;
  }

  .page-about .about-tl__body {
    grid-column: 2;
  }

  .page-about .about-look {
    grid-template-columns: 5fr 7fr;
    gap: 34px;
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-about .about-sec {
    padding: 64px 0;
  }

  .page-about .about-sec__grid {
    grid-template-columns: 4fr 8fr;
    gap: 48px;
  }

  .page-about .about-sec__tag {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-about .about-sec__num {
    font-size: 14px;
  }

  .page-about .about-pillars {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about .about-outro__grid {
    grid-template-columns: 8fr 4fr;
    gap: 32px;
    align-items: start;
  }

  .page-about .about-outro__panel {
    padding: 40px 36px;
  }
}
<<<END>>>