.page-about{
  --about-line:rgba(18,96,110,.22);
  --about-line-strong:rgba(18,96,110,.5);
  --about-line-dark:rgba(216,231,230,.26);
  background:var(--gi-white);
  color:var(--gi-ink);
}

/* 面包屑与首屏 */
.page-about .about-crumb{
  padding-top:clamp(92px,13vh,146px);
}

.page-about .about-hero{
  padding-block:clamp(22px,3.4vw,44px) clamp(48px,7vw,92px);
}

.page-about .about-hero__inner{
  display:grid;
  gap:clamp(28px,4vw,54px);
  align-items:start;
}

.page-about .about-hero__title{
  margin:14px 0 0;
  max-width:19ch;
  font-family:var(--gi-font-display);
  font-weight:700;
  font-size:clamp(30px,4.7vw,54px);
  line-height:1.16;
  letter-spacing:-.01em;
  color:var(--gi-lake-deep);
}

.page-about .about-hero__lede{
  margin-top:20px;
  max-width:48ch;
}

.page-about .about-hero__facts{
  list-style:none;
  margin:30px 0 0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:clamp(16px,3vw,34px);
}

.page-about .about-hero__facts li{
  display:flex;
  flex-direction:column;
  gap:2px;
  padding-left:14px;
  border-left:2px solid var(--gi-yellow);
  font-size:14px;
  line-height:1.5;
  color:var(--gi-gray);
}

.page-about .about-hero__facts .gi-mono{
  font-size:clamp(24px,3vw,32px);
  font-weight:700;
  letter-spacing:-.02em;
  color:var(--gi-lake);
}

.page-about .about-hero .gi-actions{
  margin-top:32px;
}

.page-about .about-hero__figure{
  margin:0;
  padding:10px 10px 0;
  border:1px solid var(--about-line);
  background:var(--gi-paper);
}

.page-about .gi-media__img{
  display:block;
  width:100%;
  height:auto;
}

.page-about .gi-media__caption{
  padding:12px 2px 14px;
  font-size:13px;
  line-height:1.65;
  color:var(--gi-gray);
}

/* 我们做什么 */
.page-about .about-offer{
  padding-block:clamp(52px,7vw,92px);
  background:var(--gi-mist);
}

.page-about .about-offer__list{
  list-style:none;
  margin:clamp(28px,4vw,46px) 0 0;
  padding:0;
  display:grid;
  gap:clamp(22px,3vw,32px);
}

.page-about .about-offer__item{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding-top:16px;
  border-top:2px solid var(--gi-lake);
}

.page-about .about-offer__num{
  font-size:12px;
  letter-spacing:.2em;
  color:var(--gi-gray);
}

.page-about .about-offer__title{
  margin:0;
  font-family:var(--gi-font-display);
  font-weight:600;
  font-size:clamp(19px,2vw,22px);
  line-height:1.4;
  color:var(--gi-lake-deep);
}

.page-about .about-offer__body{
  margin:0;
  font-size:16px;
  line-height:1.8;
  color:var(--gi-ink);
}

.page-about .about-offer__link{
  margin:auto 0 0;
}

/* 覆盖与规模 */
.page-about .about-cover{
  padding-block:clamp(52px,7vw,92px);
  background:var(--gi-white);
}

.page-about .about-cover__inner{
  display:grid;
  gap:clamp(28px,4vw,52px);
  align-items:start;
  margin-top:clamp(26px,3.4vw,44px);
}

.page-about .about-cover__figure{
  margin:0;
  padding:10px;
  border:1px solid var(--about-line);
  background:var(--gi-paper);
}

.page-about .about-stats{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:18px;
}

.page-about .about-stats__row{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:4px 16px;
  align-items:baseline;
}

.page-about .about-stats__num{
  font-family:var(--gi-font-mono);
  font-weight:700;
  font-size:clamp(22px,2.6vw,28px);
  letter-spacing:-.02em;
  color:var(--gi-lake);
}

.page-about .about-stats__label{
  font-size:14px;
  line-height:1.65;
  color:var(--gi-gray);
}

.page-about .about-stats__bar{
  grid-column:1 / -1;
  position:relative;
  height:6px;
  background:var(--gi-mist);
}

.page-about .about-stats__fill{
  position:absolute;
  inset:0 auto 0 0;
  display:block;
  background:linear-gradient(90deg,var(--gi-lake) 0%,var(--gi-pine) 100%);
}

.page-about .about-stats__row:nth-child(1) .about-stats__fill{width:30%;}
.page-about .about-stats__row:nth-child(2) .about-stats__fill{width:100%;}
.page-about .about-stats__row:nth-child(3) .about-stats__fill{width:86%;}
.page-about .about-stats__row:nth-child(4) .about-stats__fill{width:44%;}

.page-about .about-regions__heading{
  margin:clamp(30px,3.6vw,40px) 0 12px;
  font-family:var(--gi-font-display);
  font-weight:600;
  font-size:20px;
  color:var(--gi-lake-deep);
}

.page-about .about-regions{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:8px;
  grid-template-columns:repeat(auto-fill,minmax(118px,1fr));
}

.page-about .about-regions__item{
  position:relative;
  padding:10px 10px 10px 26px;
  border:1px solid var(--about-line);
  background:var(--gi-white);
  font-size:14px;
  line-height:1.5;
  color:var(--gi-lake-deep);
  transition:background var(--gi-speed) ease,color var(--gi-speed) ease,border-color var(--gi-speed) ease;
}

.page-about .about-regions__item::before{
  content:"";
  position:absolute;
  left:11px;
  top:50%;
  width:7px;
  height:7px;
  margin-top:-3.5px;
  border-radius:50%;
  background:var(--gi-yellow);
  transition:box-shadow var(--gi-speed) ease;
}

.page-about .about-regions__item:hover{
  background:var(--gi-lake);
  border-color:var(--gi-lake);
  color:var(--gi-white);
}

.page-about .about-regions__item:hover::before{
  box-shadow:0 0 0 3px rgba(228,178,60,.32);
}

/* 发展历程 */
.page-about .about-timeline-section{
  padding-block:clamp(54px,7.5vw,96px);
  background:var(--gi-lake-deep);
  color:var(--gi-white);
}

.page-about .about-timeline-section .gi-section__label{
  color:var(--gi-yellow);
}

.page-about .about-timeline-section .gi-section__title{
  color:var(--gi-white);
}

.page-about .about-timeline-section .gi-section__note{
  color:rgba(216,231,230,.78);
}

.page-about .about-timeline{
  list-style:none;
  margin:clamp(30px,4vw,50px) 0 0;
  padding:0;
  display:grid;
  gap:clamp(22px,3vw,34px);
}

.page-about .about-timeline__item{
  padding-top:18px;
  border-top:2px solid var(--about-line-dark);
  transition:border-color var(--gi-speed) ease,transform var(--gi-speed) ease;
}

.page-about .about-timeline__item:hover,
.page-about .about-timeline__item[data-active]{
  border-top-color:var(--gi-yellow);
  transform:translateY(-3px);
}

.page-about .about-timeline__num{
  display:inline-block;
  font-size:12px;
  letter-spacing:.2em;
  color:var(--gi-yellow);
}

.page-about .about-timeline__when{
  display:block;
  margin-top:10px;
  font-size:13px;
  letter-spacing:.06em;
  color:rgba(216,231,230,.68);
}

.page-about .about-timeline__title{
  margin:6px 0 0;
  font-family:var(--gi-font-display);
  font-weight:600;
  font-size:clamp(18px,2vw,21px);
  line-height:1.45;
  color:var(--gi-white);
}

.page-about .about-timeline__body{
  margin:10px 0 0;
  font-size:15px;
  line-height:1.8;
  color:rgba(216,231,230,.82);
}

/* 团队与服务能力 */
.page-about .about-team{
  padding-block:clamp(52px,7vw,92px);
  background:var(--gi-white);
}

.page-about .about-team__inner{
  display:grid;
  gap:clamp(28px,4vw,54px);
  align-items:start;
  margin-top:clamp(26px,3.4vw,42px);
}

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

.page-about .about-team__role{
  display:grid;
  grid-template-columns:62px 1fr;
  gap:4px 16px;
  align-items:start;
  padding:16px 4px 18px 0;
  border-bottom:1px solid var(--about-line);
}

.page-about .about-team__count{
  font-family:var(--gi-font-mono);
  font-weight:700;
  font-size:clamp(24px,3vw,30px);
  line-height:1.1;
  color:var(--gi-lake);
}

.page-about .about-team__roletext{
  font-family:var(--gi-font-display);
  font-weight:600;
  font-size:17px;
  line-height:1.5;
  color:var(--gi-lake-deep);
}

.page-about .about-team__desc{
  grid-column:2;
  margin:0;
  font-size:15px;
  line-height:1.78;
  color:var(--gi-gray);
}

.page-about .about-team__note{
  margin-top:clamp(22px,3vw,30px);
  padding:20px 22px;
  border-left:4px solid var(--gi-crimson);
}

.page-about .about-team__note p{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--gi-ink);
}

.page-about .about-team__actions{
  margin-top:16px;
}

.page-about .about-team__figure{
  margin:0;
  padding:10px 10px 0;
  border:1px solid var(--about-line);
  background:var(--gi-paper);
}

/* 合作生态与荣誉 */
.page-about .about-eco{
  padding-block:clamp(52px,7vw,92px);
  background:var(--gi-mist);
}

.page-about .about-eco__grid{
  display:grid;
  gap:clamp(24px,3vw,40px);
  margin-top:clamp(26px,3.4vw,40px);
}

.page-about .about-eco__lead > p{
  margin:0;
  font-size:16px;
  line-height:1.82;
  color:var(--gi-ink);
}

.page-about .about-eco__links{
  margin-top:20px;
}

.page-about .about-eco__metrics{
  display:grid;
  gap:14px;
  align-content:start;
}

.page-about .about-eco__metric{
  padding:20px 22px;
  background:var(--gi-lake-deep);
  color:var(--gi-white);
}

.page-about .about-eco__metric .gi-mono{
  display:block;
  font-size:clamp(26px,3.2vw,34px);
  font-weight:700;
  letter-spacing:-.02em;
  color:var(--gi-yellow);
}

.page-about .about-eco__metriclabel{
  display:block;
  margin-top:6px;
  font-size:14px;
  line-height:1.6;
  color:rgba(216,231,230,.82);
}

.page-about .about-honors{
  list-style:none;
  margin:clamp(30px,4vw,46px) 0 0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

.page-about .about-honors__item{
  display:inline-flex;
  align-items:center;
  gap:12px;
  padding:11px 16px;
  border:1px solid var(--gi-lake);
  background:var(--gi-white);
  transition:border-color var(--gi-speed) ease,background var(--gi-speed) ease,transform var(--gi-speed) ease;
}

.page-about .about-honors__item:hover{
  border-color:var(--gi-crimson);
  background:var(--gi-paper);
  transform:translateY(-2px);
}

.page-about .about-honors__year{
  font-size:12px;
  letter-spacing:.12em;
  color:var(--gi-crimson);
}

.page-about .about-honors__name{
  font-family:var(--gi-font-display);
  font-weight:600;
  font-size:16px;
  line-height:1.4;
  color:var(--gi-lake-deep);
}

.page-about .about-honors__cat{
  padding-left:12px;
  border-left:1px solid var(--about-line);
  font-size:12px;
  color:var(--gi-gray);
}

/* 延伸入口 */
.page-about .about-next{
  padding-block:clamp(46px,6vw,80px);
  background:var(--gi-white);
  border-top:1px solid var(--about-line);
}

.page-about .about-next__list{
  list-style:none;
  margin:clamp(24px,3vw,36px) 0 0;
  padding:0;
  display:grid;
  gap:10px;
}

.page-about .about-next__item a{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:6px 16px;
  padding:16px 18px;
  border:1px solid var(--about-line);
  background:var(--gi-white);
  text-decoration:none;
  color:var(--gi-ink);
  transition:background var(--gi-speed) ease,border-color var(--gi-speed) ease,transform var(--gi-speed) ease;
}

.page-about .about-next__item a:hover{
  background:var(--gi-mist);
  border-color:var(--gi-lake);
  transform:translateX(4px);
}

.page-about .about-next__item a:focus-visible{
  outline:2px solid var(--gi-lake);
  outline-offset:2px;
}

.page-about .about-next__path{
  font-size:12px;
  letter-spacing:.12em;
  color:var(--gi-gray);
}

.page-about .about-next__name{
  font-family:var(--gi-font-display);
  font-weight:600;
  font-size:18px;
  line-height:1.4;
  color:var(--gi-lake-deep);
}

.page-about .about-next__desc{
  flex-basis:100%;
  margin:0;
  font-size:14px;
  line-height:1.72;
  color:var(--gi-gray);
}

/* 响应式 */
@media (min-width:640px){
  .page-about .about-offer__list{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .page-about .about-timeline{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (min-width:900px){
  .page-about .about-hero__inner{
    grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
  }
  .page-about .about-team__inner{
    grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  }
  .page-about .about-eco__grid{
    grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);
  }
}

@media (min-width:1024px){
  .page-about .about-offer__list{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
  .page-about .about-cover__inner{
    grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  }
  .page-about .about-timeline{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
}

@media (max-width:639px){
  .page-about .about-hero__facts{
    gap:18px 22px;
  }
  .page-about .about-honors__item{
    flex:1 1 100%;
  }
  .page-about .about-regions{
    grid-template-columns:repeat(auto-fill,minmax(104px,1fr));
  }
  .page-about .about-next__item a{
    padding:14px 15px;
  }
}