.page-about{
  --about-pad: clamp(44px, 6vw, 84px);
  --about-soft: #3d5763;
  --about-ghost-line: rgba(251, 247, 236, .42);
  background: var(--paper-50);
  color: var(--ink-900);
  overflow-x: hidden;
}

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

.page-about p{
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--about-soft);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero{
  position: relative;
  overflow: hidden;
  background: var(--sky-700);
  color: var(--paper-50);
  padding: 18px 0 clamp(38px, 5vw, 68px);
}

.page-about .about-hero::before{
  content: "";
  position: absolute;
  top: -25%;
  right: -18%;
  width: 78%;
  height: 165%;
  background: linear-gradient(148deg, transparent 0 44%, rgba(27, 134, 166, .62) 44% 100%);
  transform: rotate(-7deg);
  pointer-events: none;
}

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

.page-about .about-breadcrumb__self{
  color: var(--sky-100);
  font-size: 12px;
  letter-spacing: .04em;
}

.page-about .about-hero .gz-breadcrumb__link{
  color: var(--sky-100);
  text-decoration: none;
  font-size: 12px;
}

.page-about .about-hero .gz-breadcrumb__link:hover,
.page-about .about-hero .gz-breadcrumb__link:focus-visible{
  color: var(--rape-500);
}

.page-about .about-hero .gz-breadcrumb__sep{
  color: rgba(221, 242, 247, .55);
}

.page-about .about-hero__grid{
  display: grid;
  gap: clamp(22px, 4vw, 46px);
  margin-top: clamp(22px, 4vw, 40px);
}

.page-about .about-hero__eyebrow{
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--rape-500);
}

.page-about .about-hero__title{
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.1;
  font-size: clamp(34px, 7vw, 64px);
  color: var(--paper-50);
}

.page-about .about-hero__lead{
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--sky-100);
  margin: 0 0 26px;
}

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

.page-about .about-hero__ghost{
  color: var(--paper-50);
  border-color: var(--about-ghost-line);
}

.page-about .about-hero__figure{
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--sky-500);
  box-shadow: 0 18px 40px rgba(10, 44, 58, .35);
}

.page-about .about-hero__figure img{
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-about .about-stats{
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: rgba(221, 242, 247, .26);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-about .about-stats__item{
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: var(--sky-700);
}

.page-about .about-stats__num{
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 700;
  color: var(--rape-500);
  letter-spacing: -.02em;
}

.page-about .about-stats__label{
  font-size: 12px;
  line-height: 1.5;
  color: var(--sky-100);
}

/* ---------- 通用区块 ---------- */
.page-about .about-block{
  padding: var(--about-pad) 0;
}

.page-about .about-block__head{
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-about .about-block__head--tight{
  margin-bottom: 14px;
}

.page-about .about-block__index{
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--paper-50);
  background: var(--sky-700);
  border-radius: var(--pill);
  padding: 5px 11px;
  margin-top: 6px;
}

.page-about .about-block__index--light{
  background: var(--rape-500);
  color: var(--ink-900);
}

.page-about .about-block__title{
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.25;
  font-size: clamp(23px, 3.4vw, 38px);
  color: var(--sky-700);
}

/* ---------- 01 起点 ---------- */
.page-about .about-origin__grid{
  display: grid;
  gap: clamp(22px, 3.5vw, 44px);
}

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

.page-about .about-origin__panel{
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--radius-l);
}

.page-about .about-origin__panel-title{
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--sky-700);
}

.page-about .about-origin__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .about-origin__row{
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-300);
}

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

.page-about .about-origin__num{
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--brick-600);
  line-height: 1.6;
}

.page-about .about-origin__row-body{
  font-size: 14px;
  line-height: 1.7;
  color: var(--about-soft);
}

.page-about .about-origin__row-body strong{
  display: block;
  font-family: var(--font-head);
  font-size: 14px;
  color: var(--ink-900);
  margin-bottom: 2px;
}

/* ---------- 02 时间线 ---------- */
.page-about .about-timeline{
  background: linear-gradient(180deg, var(--paper-50) 0%, var(--sky-100) 42%, var(--paper-50) 100%);
}

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

.page-about .about-timeline__item{
  position: relative;
  border-left: 2px solid var(--line-300);
  padding: 0 0 clamp(26px, 3.5vw, 38px) clamp(18px, 3vw, 28px);
}

.page-about .about-timeline__item:last-child{
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-about .about-timeline__item::before{
  content: "";
  position: absolute;
  left: -7px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--brick-600);
  box-shadow: 0 0 0 4px var(--paper-50);
}

.page-about .about-timeline__mark{
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.page-about .about-timeline__year{
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--sky-700);
  line-height: 1;
}

.page-about .about-timeline__subtitle{
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-about .about-timeline__text p:last-of-type{
  margin-bottom: 0;
}

.page-about .about-timeline__meta{
  display: inline-block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--sky-700);
  background: var(--rape-200);
  border-radius: var(--pill);
  padding: 4px 12px;
}

/* ---------- 03 团队 ---------- */
.page-about .about-team__grid{
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-about .about-team__figure{
  margin: 0;
}

.page-about .about-team__figure img{
  width: 100%;
  border-radius: var(--radius-l);
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-about .about-team__caption{
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--sky-700);
}

.page-about .about-team__lead{
  max-width: 40em;
}

.page-about .about-steps{
  list-style: none;
  margin: 22px 0 26px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-steps__item{
  position: relative;
  padding: 14px 16px 14px 56px;
  background: var(--paper-50);
  border-radius: var(--radius-m);
  border: 1px solid var(--line-300);
}

.page-about .about-steps__num{
  position: absolute;
  left: 16px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--sky-700);
}

.page-about .about-steps__name{
  margin: 0 0 4px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-about .about-steps__item p{
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
}

.page-about .about-tags__title{
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--sky-700);
}

.page-about .about-tags{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-tags__item{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 9px 16px;
  border-radius: var(--pill);
  background: var(--sky-100);
  color: var(--sky-700);
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
}

.page-about .about-tags__item:focus-visible{
  outline: 2px solid var(--sky-500);
  outline-offset: 2px;
}

.page-about .about-tags__duty{
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--about-soft);
  max-width: 22em;
}

/* ---------- 04 路径 ---------- */
.page-about .about-paths{
  background: var(--sky-100);
}

.page-about .about-paths__lead{
  max-width: 46em;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-about .about-paths__grid{
  display: grid;
  gap: 14px;
}

.page-about .about-paths__card{
  padding: clamp(18px, 3vw, 26px);
  background: var(--paper-50);
  border-radius: var(--radius-l);
  border-bottom: 4px solid var(--sky-500);
}

.page-about .about-paths__num{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--rape-500);
  line-height: 1;
  margin-bottom: 10px;
}

.page-about .about-paths__name{
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-about .about-paths__card p{
  font-size: 14px;
  margin-bottom: 14px;
}

.page-about .about-paths__link{
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--sky-700);
  text-decoration: none;
  border-bottom: 2px solid var(--rape-500);
  padding-bottom: 2px;
}

.page-about .about-paths__link:hover,
.page-about .about-paths__link:focus-visible{
  color: var(--brick-600);
  border-bottom-color: var(--brick-600);
}

/* ---------- 05 区域 ---------- */
.page-about .about-regions__grid{
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-about .about-regions__legend{
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .about-regions__item{
  background: var(--paper-50);
  border: 1px solid var(--line-300);
  border-radius: var(--radius-m);
  padding: 12px 16px;
}

.page-about .about-regions__item summary{
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-900);
  list-style: none;
}

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

.page-about .about-regions__item summary::after{
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--sky-500);
}

.page-about .about-regions__item[open] summary::after{
  content: "−";
  color: var(--brick-600);
}

.page-about .about-regions__item p{
  margin: 10px 0 0;
  font-size: 13px;
}

.page-about .about-regions__dot{
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex: none;
}

.page-about .about-regions__dot--gold{ background: var(--rape-500); }
.page-about .about-regions__dot--brick{ background: var(--brick-600); }
.page-about .about-regions__dot--blue{ background: var(--sky-500); }

.page-about .about-regions__figure{
  margin: 0;
  position: relative;
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--sky-700);
}

.page-about .about-regions__figure img{
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  opacity: .92;
}

.page-about .about-regions__caption{
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--sky-100);
  background: var(--sky-700);
}

/* ---------- 06 数据 ---------- */
.page-about .about-numbers__card{
  background: var(--sky-700);
  color: var(--paper-50);
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4.5vw, 52px);
  background-image: linear-gradient(135deg, rgba(27, 134, 166, .85) 0%, rgba(15, 91, 120, 1) 62%);
}

.page-about .about-numbers__head{
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-about .about-numbers__title{
  margin: 10px 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.02em;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.25;
  color: var(--paper-50);
}

.page-about .about-numbers__lead{
  color: var(--sky-100);
  max-width: 38em;
}

.page-about .about-numbers__grid{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-about .about-numbers__item{
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 0 14px 16px;
  border-left: 3px solid var(--rape-500);
}

.page-about .about-numbers__value{
  font-family: var(--font-mono);
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1;
  color: var(--rape-500);
}

.page-about .about-numbers__label{
  font-size: 13px;
  color: var(--sky-100);
}

.page-about .about-numbers__note{
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(221, 242, 247, .3);
  font-size: 14px;
  line-height: 1.75;
  color: var(--sky-100);
}

/* ---------- 07 联系 ---------- */
.page-about .about-cta{
  padding-bottom: clamp(50px, 7vw, 96px);
}

.page-about .about-cta__grid{
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  align-items: center;
  background: var(--rape-500);
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4vw, 48px);
}

.page-about .about-cta__title{
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.02em;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.3;
  color: var(--ink-900);
}

.page-about .about-cta__text{
  color: #5a4310;
  max-width: 34em;
}

.page-about .about-cta__contact{
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink-900);
  margin-bottom: 6px;
  word-break: break-word;
}

.page-about .about-cta__hours{
  font-size: 12px;
  color: #6b5314;
  margin: 0;
}

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

.page-about .about-cta__ghost{
  color: var(--ink-900);
  border-color: rgba(20, 42, 51, .38);
}

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

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

  .page-about .about-numbers__grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-about .about-tags__item{
    align-items: flex-start;
  }

  .page-about .about-tags__duty{
    position: absolute;
    left: 0;
    top: calc(100% + 8px);
    z-index: 4;
    width: max(200px, 100%);
    padding: 10px 12px;
    border-radius: var(--radius-s);
    background: var(--ink-900);
    color: var(--paper-50);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility var(--dur) var(--ease);
  }

  .page-about .about-tags__item:last-child .about-tags__duty{
    left: auto;
    right: 0;
  }

  .page-about .about-tags__item:hover .about-tags__duty,
  .page-about .about-tags__item:focus-within .about-tags__duty{
    opacity: 1;
    visibility: visible;
    transform: none;
  }
}

@media (min-width: 900px){
  .page-about .about-hero{
    padding-top: 22px;
  }

  .page-about .about-hero__grid{
    grid-template-columns: 7fr 5fr;
    align-items: center;
  }

  .page-about .about-origin__grid{
    grid-template-columns: 6fr 5fr;
    align-items: start;
  }

  .page-about .about-team__grid{
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

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

  .page-about .about-paths__grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-regions__grid{
    grid-template-columns: 6fr 6fr;
    align-items: start;
  }

  .page-about .about-cta__grid{
    grid-template-columns: 7fr 5fr;
  }

  .page-about .about-cta__actions{
    justify-content: flex-end;
  }
}

@media (min-width: 1024px){
  .page-about .about-timeline__item{
    display: grid;
    grid-template-columns: 172px minmax(0, 1fr);
    column-gap: clamp(20px, 3vw, 44px);
  }

  .page-about .about-timeline__mark{
    align-items: baseline;
    margin-bottom: 0;
  }

  .page-about .about-timeline__item:nth-child(even) .about-timeline__text{
    padding-left: clamp(16px, 2vw, 30px);
    border-left: 1px dashed var(--line-300);
  }

  .page-about .about-origin__text{
    padding-right: clamp(0px, 2vw, 26px);
  }
}

@media (prefers-reduced-motion: reduce){
  .page-about .about-tags__duty{
    transition: none;
  }
}
<<<END>>>