.page-about{
  --about-line:1px solid rgba(127,160,184,.22);
  --about-gap:clamp(20px,3.4vw,52px);
  --about-radius:14px;
}

.page-about [id]{scroll-margin-top:118px;}

.page-about .about-copy{
  color:rgba(245,239,226,.82);
  line-height:1.85;
  max-width:62ch;
  margin:0 0 8px;
}

.page-about .about-head{
  max-width:70ch;
}

.page-about .about-head .jz-h2{
  margin-bottom:12px;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero{
  position:relative;
  overflow:hidden;
  padding-top:clamp(28px,5vw,60px);
}

.page-about .about-hero::before{
  content:"";
  position:absolute;
  top:-16%;
  right:-14%;
  width:min(660px,86vw);
  aspect-ratio:1;
  background:linear-gradient(135deg,var(--jz-orange) 0%,rgba(255,106,31,.08) 78%);
  clip-path:polygon(0 0,100% 0,100% 68%,0 100%);
  transform:rotate(-11deg);
  opacity:.2;
  pointer-events:none;
  z-index:0;
}

.page-about .about-hero .jz-breadcrumb{
  position:relative;
  z-index:1;
}

.page-about .about-hero__grid{
  position:relative;
  z-index:1;
  display:grid;
  gap:var(--about-gap);
  margin-top:clamp(20px,3vw,36px);
}

.page-about .about-hero .jz-h1{
  margin:10px 0 16px;
  max-width:19ch;
}

.page-about .about-hero__tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:22px;
}

.page-about .about-hero__aside{
  border-top:2px solid var(--jz-orange);
  padding-top:16px;
}

.page-about .about-hero__aside .jz-note{
  margin:0 0 18px;
  color:rgba(245,239,226,.78);
}

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

.page-about .about-hero__facts li{
  display:flex;
  align-items:baseline;
  gap:10px;
  font-size:14px;
  color:rgba(245,239,226,.72);
  border-bottom:var(--about-line);
  padding-bottom:9px;
}

.page-about .about-hero__facts .jz-num{
  font-size:22px;
  font-weight:700;
  color:var(--jz-yellow);
  flex:none;
}

/* ---------- 通用窄栏 + 正文 ---------- */
.page-about .about-band{
  display:grid;
  gap:var(--about-gap);
}

.page-about .about-band__note{
  border-left:2px solid var(--jz-orange);
  padding-left:14px;
}

.page-about .about-band__note .jz-note{
  margin:10px 0 0;
  color:rgba(245,239,226,.72);
}

.page-about .about-index{
  display:inline-block;
  font-size:13px;
  letter-spacing:.28em;
  color:var(--jz-yellow);
}

.page-about .about-band__body .jz-h2{
  margin:8px 0 14px;
}

/* paper 底反色修正 */
.page-about .jz-section--paper{
  color:var(--jz-ink);
}

.page-about .jz-section--paper .about-copy{
  color:rgba(11,31,26,.78);
}

.page-about .jz-section--paper .about-band__note{
  border-left-color:var(--jz-ink-2);
}

.page-about .jz-section--paper .about-band__note .jz-note{
  color:rgba(11,31,26,.66);
}

.page-about .jz-section--paper .about-index{
  color:var(--jz-orange);
}

.page-about .jz-section--paper .jz-eyebrow{
  color:var(--jz-blue-deep);
}

/* ---------- 覆盖范围数据墙 ---------- */
.page-about .about-wall{
  display:grid;
  gap:14px;
  margin-top:26px;
}

.page-about .about-wall__figure{
  position:relative;
  margin:0;
}

.page-about .about-wall__figure .jz-figure__media{
  position:relative;
  border-radius:var(--about-radius);
  overflow:hidden;
  background:var(--jz-ink-2);
  border:var(--about-line);
}

.page-about .about-seal{
  position:absolute;
  right:12px;
  bottom:12px;
  width:82px;
  height:82px;
  border-radius:50%;
  display:grid;
  place-content:center;
  text-align:center;
  background:var(--jz-yellow);
  color:var(--jz-ink);
  font-weight:800;
  font-size:13px;
  line-height:1.25;
  box-shadow:0 0 0 6px rgba(11,31,26,.72);
}

.page-about .about-seal .jz-num{
  display:block;
  font-size:24px;
  font-weight:800;
}

.page-about .about-wall__cells{
  display:grid;
  gap:12px;
}

.page-about .about-cell{
  background:var(--jz-ink-2);
  border:var(--about-line);
  border-radius:var(--about-radius);
  padding:16px 18px;
  display:flex;
  flex-direction:column;
  gap:6px;
  color:var(--jz-paper);
}

.page-about .about-cell p{
  margin:0;
  font-size:14px;
  line-height:1.7;
  color:rgba(245,239,226,.7);
}

.page-about .about-cell__num{
  font-size:34px;
  font-weight:800;
  line-height:1;
  color:var(--jz-yellow);
}

.page-about .about-cell__label{
  font-size:14px;
  font-weight:700;
  letter-spacing:.02em;
}

.page-about .about-cell--accent{
  background:linear-gradient(118deg,var(--jz-orange) 0%,#ff8f4d 100%);
  border-color:transparent;
  color:var(--jz-ink);
}

.page-about .about-cell--accent .about-cell__num{
  color:var(--jz-ink);
  font-size:44px;
}

.page-about .about-cell--accent p{
  color:rgba(11,31,26,.78);
}

/* ---------- 值守团队 ---------- */
.page-about .about-shift-grid{
  display:grid;
  gap:14px;
  margin-top:22px;
}

.page-about .about-shift{
  background:rgba(255,255,255,.55);
  border:1px solid rgba(11,31,26,.14);
  border-radius:var(--about-radius);
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:6px;
}

.page-about .about-shift__key{
  font-size:30px;
  font-weight:800;
  line-height:1;
  color:var(--jz-orange);
  letter-spacing:.02em;
}

.page-about .about-shift .jz-h3{
  margin:4px 0 0;
  color:var(--jz-ink);
}

.page-about .about-shift p{
  margin:0;
  font-size:14px;
  line-height:1.7;
  color:rgba(11,31,26,.72);
}

/* ---------- 四道校验 ---------- */
.page-about .about-flow{
  list-style:none;
  margin:30px 0 0;
  padding:0;
  display:grid;
  gap:24px;
  counter-reset:none;
}

.page-about .about-flow__step{
  position:relative;
  padding-right:8px;
}

.page-about .about-flow__no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:50%;
  border:1px solid rgba(255,176,32,.55);
  background:var(--jz-ink);
  color:var(--jz-yellow);
  font-size:14px;
  font-weight:700;
}

.page-about .about-flow__step .jz-h3{
  margin:12px 0 8px;
}

.page-about .about-flow__step p{
  margin:0;
  font-size:15px;
  line-height:1.75;
  color:rgba(245,239,226,.8);
  max-width:44ch;
}

.page-about .about-flow__detail{
  margin-top:8px !important;
  font-size:13px;
  color:var(--jz-blue) !important;
  border-top:1px dashed rgba(127,160,184,.32);
  padding-top:8px;
  transition:color .18s var(--jz-ease);
}

.page-about .about-flow__step:hover .about-flow__detail,
.page-about .about-flow__step:focus-within .about-flow__detail{
  color:var(--jz-yellow) !important;
}

.page-about .about-check__figure{
  margin:34px 0 0;
}

.page-about .about-check__figure .jz-figure__media{
  border-radius:var(--about-radius);
  overflow:hidden;
  border:var(--about-line);
  background:var(--jz-ink-2);
}

/* ---------- 发展历程 ---------- */
.page-about .about-history__figure{
  margin:26px 0 0;
}

.page-about .about-history__figure .jz-figure__media{
  border-radius:var(--about-radius);
  overflow:hidden;
  border:var(--about-line);
  background:var(--jz-ink-2);
}

.page-about .about-years{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:22px 0 26px;
}

.page-about .about-years a{
  font-family:var(--jz-font-num);
  font-size:13px;
  letter-spacing:.06em;
  padding:7px 14px;
  border-radius:var(--jz-radius-pill);
  border:1px solid rgba(127,160,184,.35);
  color:var(--jz-blue);
  text-decoration:none;
  transition:background .18s var(--jz-ease),color .18s var(--jz-ease);
}

.page-about .about-years a:hover,
.page-about .about-years a:focus-visible{
  background:var(--jz-orange);
  border-color:transparent;
  color:var(--jz-ink);
}

.page-about .about-timeline{
  list-style:none;
  margin:0;
  padding:0;
  border-left:1px solid rgba(127,160,184,.28);
}

.page-about .about-timeline__item{
  position:relative;
  padding:0 0 26px 26px;
}

.page-about .about-timeline__item::before{
  content:"";
  position:absolute;
  left:-6px;
  top:6px;
  width:11px;
  height:11px;
  border-radius:50%;
  background:var(--jz-orange);
  box-shadow:0 0 0 4px rgba(255,106,31,.16);
}

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

.page-about .about-timeline__year{
  display:inline-block;
  font-size:20px;
  font-weight:800;
  letter-spacing:.08em;
  color:var(--jz-yellow);
}

.page-about .about-timeline__card{
  background:var(--jz-paper);
  color:var(--jz-ink);
  border-radius:var(--about-radius);
  padding:16px 18px;
  margin-top:10px;
}

.page-about .about-timeline__card .jz-h3{
  margin:0 0 6px;
  color:var(--jz-ink);
}

.page-about .about-timeline__card p{
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:rgba(11,31,26,.74);
}

/* ---------- 合作生态 ---------- */
.page-about .about-eco-grid{
  display:grid;
  gap:14px;
  margin-top:22px;
}

.page-about .about-eco{
  border-top:3px solid var(--jz-ink-2);
  padding-top:14px;
}

.page-about .about-eco__num{
  display:block;
  font-size:32px;
  font-weight:800;
  line-height:1;
  color:var(--jz-orange);
}

.page-about .about-eco__label{
  margin:8px 0 6px;
  font-size:15px;
  font-weight:700;
  color:var(--jz-ink);
}

.page-about .about-eco p{
  margin:0;
  font-size:14px;
  line-height:1.72;
  color:rgba(11,31,26,.72);
}

.page-about .about-copy--after{
  margin-top:24px;
  border-top:1px solid rgba(11,31,26,.16);
  padding-top:18px;
}

/* ---------- 为什么选我们 ---------- */
.page-about .about-reasons{
  display:grid;
  gap:14px;
  margin-top:26px;
}

.page-about .about-reason{
  position:relative;
  padding:20px 18px 20px 22px;
  background:var(--jz-ink-2);
  border-radius:var(--about-radius);
  border-left:3px solid var(--jz-orange);
}

.page-about .about-reason__no{
  position:absolute;
  top:16px;
  right:18px;
  font-size:13px;
  letter-spacing:.2em;
  color:rgba(127,160,184,.7);
}

.page-about .about-reason .jz-h3{
  margin:0 0 8px;
}

.page-about .about-reason p{
  margin:0;
  font-size:14px;
  line-height:1.78;
  color:rgba(245,239,226,.78);
  max-width:52ch;
}

/* ---------- 下一步 ---------- */
.page-about .about-next__panel{
  position:relative;
  background:var(--jz-ink-2);
  border-radius:var(--jz-radius-panel);
  padding:clamp(22px,4vw,40px);
  display:grid;
  gap:24px;
  overflow:hidden;
}

.page-about .about-next__panel::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  width:6px;
  height:100%;
  background:linear-gradient(180deg,var(--jz-orange),var(--jz-yellow));
}

.page-about .about-next__text .jz-h2{
  margin:8px 0 12px;
}

.page-about .about-next__actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
}

.page-about .about-next__link{
  font-size:14px;
  color:var(--jz-blue);
  text-decoration:none;
  border-bottom:1px solid rgba(127,160,184,.45);
  padding-bottom:2px;
}

.page-about .about-next__link:hover,
.page-about .about-next__link:focus-visible{
  color:var(--jz-yellow);
  border-bottom-color:var(--jz-yellow);
}

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

  .page-about .about-cell--accent{
    grid-column:1 / -1;
  }

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

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

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

@media (min-width:900px){
  .page-about .about-hero__grid{
    grid-template-columns:minmax(0,7fr) minmax(0,3fr);
    align-items:end;
  }

  .page-about .about-band{
    grid-template-columns:minmax(0,3fr) minmax(0,7fr);
  }

  .page-about .about-band__note{
    position:sticky;
    top:120px;
    align-self:start;
  }

  .page-about .about-wall{
    grid-template-columns:repeat(6,minmax(0,1fr));
  }

  .page-about .about-wall__figure{
    grid-column:1 / 4;
    grid-row:1 / 3;
  }

  .page-about .about-wall__cells{
    grid-column:4 / 7;
    grid-row:1 / 3;
    align-content:start;
  }

  .page-about .about-cell--accent{
    grid-column:1 / -1;
  }

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

  .page-about .about-flow{
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:0;
  }

  .page-about .about-flow__step{
    padding-right:26px;
  }

  .page-about .about-flow__step::before{
    content:"";
    position:absolute;
    left:44px;
    right:0;
    top:22px;
    height:1px;
    background:rgba(127,160,184,.4);
  }

  .page-about .about-flow__step:last-child::before{
    display:none;
  }

  .page-about .about-flow__step p{
    max-width:28ch;
  }

  .page-about .about-history__figure,
  .page-about .about-check__figure{
    margin-top:30px;
  }

  .page-about .about-next__panel{
    grid-template-columns:minmax(0,7fr) minmax(0,3fr);
    align-items:end;
  }

  .page-about .about-next__actions{
    flex-direction:column;
    align-items:flex-start;
  }
}

@media (min-width:1180px){
  .page-about .about-hero .jz-h1{
    font-size:clamp(44px,4.4vw,68px);
  }

  .page-about .about-timeline{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    column-gap:32px;
    border-left:none;
    border-top:1px solid rgba(127,160,184,.28);
    padding-top:24px;
  }

  .page-about .about-timeline__item{
    padding-left:22px;
  }

  .page-about .about-timeline__item::before{
    left:0;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-about .about-flow__detail,
  .page-about .about-years a{
    transition:none;
  }
}