.page-privacy{
  --pp-read:760px;
  --pp-idx:212px;
  --pp-gap:clamp(30px,4vw,72px);
  --pp-stick:104px;
  background:
    radial-gradient(72% 46% at 84% -8%, rgba(233,197,127,.09), transparent 62%),
    radial-gradient(70% 52% at 6% 2%, rgba(53,242,218,.13), transparent 64%),
    var(--deep);
  color:var(--mist);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero{
  position:relative;
  padding:clamp(22px,3vw,40px) 0 clamp(38px,5vw,66px);
}
.page-privacy .pp-hero__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(24px,4vw,44px);
  align-items:center;
}
.page-privacy .pp-hero__title{
  margin:18px 0 0;
  font-size:clamp(44px,8vw,104px);
  font-weight:200;
  line-height:.98;
  letter-spacing:-.03em;
  color:var(--mist);
}
.page-privacy .pp-hero__lede{
  margin:22px 0 0;
  max-width:58ch;
  font-size:clamp(15px,1.6vw,17px);
  line-height:1.85;
  color:var(--steel);
}
.page-privacy .pp-hero__fig{
  margin:0;
  border-radius:var(--r-xl);
  overflow:hidden;
}
.page-privacy .pp-hero__fig img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  aspect-ratio:2 / 1;
  object-fit:cover;
}

/* ---------- 两栏阅读骨架 ---------- */
.page-privacy .pp-layout{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(26px,3vw,42px);
  padding-bottom:clamp(52px,7vw,100px);
}
.page-privacy .pp-index{
  border-bottom:1px solid var(--line-soft);
  padding-bottom:12px;
}
.page-privacy .pp-index__head{
  margin:0 0 10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.26em;
  color:var(--steel);
}
.page-privacy .pp-index__list{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  gap:8px;
  overflow-x:auto;
  scrollbar-width:none;
}
.page-privacy .pp-index__list::-webkit-scrollbar{display:none;}
.page-privacy .pp-index__item{flex:none;}
.page-privacy .pp-index__link{
  display:flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:var(--r-pill);
  background:var(--panel);
  color:var(--steel);
  font-size:13px;
  line-height:1.3;
  text-decoration:none;
  white-space:nowrap;
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.page-privacy .pp-index__num{
  font-family:var(--font-mono);
  font-size:11px;
  color:var(--cyan);
  letter-spacing:.06em;
}
.page-privacy .pp-index__link:focus,
.page-privacy .pp-index__link:hover{
  color:var(--mist);
  background:rgba(53,242,218,.13);
  outline:none;
}

/* ---------- 阅读区 ---------- */
.page-privacy .pp-body{
  max-width:var(--pp-read);
}
.page-privacy .pp-sec{
  margin-top:clamp(30px,4vw,48px);
  padding-top:clamp(28px,3.4vw,44px);
  border-top:1px solid var(--line-soft);
  scroll-margin-top:calc(var(--pp-stick) + 18px);
}
.page-privacy .pp-sec:first-child{
  margin-top:0;
  padding-top:0;
  border-top:0;
}
.page-privacy .pp-sec p.pp-sec__num{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.28em;
  color:var(--cyan);
}
.page-privacy .pp-sec__title{
  margin:0 0 18px;
  font-size:clamp(21px,2.8vw,30px);
  font-weight:300;
  line-height:1.28;
  letter-spacing:-.01em;
  color:var(--mist);
}
.page-privacy .pp-sec p{
  margin:0 0 .95em;
  color:var(--steel);
  font-size:15.5px;
  line-height:1.85;
}
.page-privacy .pp-sec p.pp-sec__lead{
  margin:0 0 16px;
  color:var(--mist);
  font-size:clamp(16.5px,1.8vw,18.5px);
  font-weight:600;
  line-height:1.6;
}

/* ---------- 内联链接 ---------- */
.page-privacy .pp-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding-bottom:2px;
  color:var(--cyan);
  font-size:15px;
  text-decoration:none;
  border-bottom:1px solid var(--line-cyan);
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.page-privacy .pp-link::after{
  content:"→";
  transition:transform var(--dur) var(--ease);
}
.page-privacy .pp-link:hover,
.page-privacy .pp-link:focus-visible{
  color:var(--mist);
  border-color:var(--cyan);
}
.page-privacy .pp-link:hover::after,
.page-privacy .pp-link:focus-visible::after{
  transform:translateX(3px);
}

/* ---------- 可展开细节 ---------- */
.page-privacy .pp-more{
  margin-top:24px;
  border-radius:var(--r-lg);
  background:var(--panel);
  overflow:hidden;
}
.page-privacy .pp-more__sum{
  display:flex;
  align-items:center;
  gap:10px;
  padding:15px 20px;
  cursor:pointer;
  list-style:none;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.08em;
  color:var(--cyan);
}
.page-privacy .pp-more__sum::-webkit-details-marker{display:none;}
.page-privacy .pp-more__sum::after{
  content:"+";
  margin-left:auto;
  font-size:16px;
  line-height:1;
}
.page-privacy .pp-more[open] .pp-more__sum::after{content:"−";}
.page-privacy .pp-more__sum:focus-visible{
  outline:2px solid var(--coral);
  outline-offset:-2px;
}
.page-privacy .pp-defs{
  margin:0;
  padding:0 20px 20px;
}
.page-privacy .pp-defs dt{
  display:flex;
  align-items:center;
  gap:9px;
  margin-top:18px;
  font-size:14.5px;
  font-weight:600;
  color:var(--mist);
}
.page-privacy .pp-defs dt::before{
  content:"";
  flex:none;
  width:14px;
  height:2px;
  border-radius:2px;
  background:var(--cyan);
}
.page-privacy .pp-defs dd{
  margin:7px 0 0 23px;
  font-size:14.5px;
  line-height:1.8;
  color:var(--steel);
}

/* ---------- 导出流向图 ---------- */
.page-privacy .pp-flow{
  margin:26px 0;
  padding:18px 16px 12px;
  border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(12,33,56,.92),rgba(3,11,20,.74));
  border:1px solid var(--line-soft);
  overflow-x:auto;
}
.page-privacy .pp-flow svg{
  display:block;
  width:100%;
  min-width:560px;
  height:auto;
}

/* ---------- 结尾入口 ---------- */
.page-privacy .pp-next{
  margin-top:clamp(40px,5vw,64px);
  padding-top:clamp(26px,3vw,38px);
  border-top:1px solid var(--line-cyan);
}
.page-privacy .pp-next__title{
  margin:0 0 16px;
  font-size:clamp(20px,2.4vw,26px);
  font-weight:300;
  letter-spacing:-.01em;
  color:var(--mist);
}
.page-privacy .pp-next__list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:0;
}
.page-privacy .pp-next__item{
  display:grid;
  grid-template-columns:1fr;
  gap:4px;
  padding:14px 0;
  border-bottom:1px solid var(--line-soft);
}
.page-privacy .pp-next__link{
  color:var(--mist);
  font-size:16px;
  font-weight:500;
  text-decoration:none;
  transition:color var(--dur) var(--ease);
}
.page-privacy .pp-next__link:hover,
.page-privacy .pp-next__link:focus-visible{color:var(--cyan);}
.page-privacy .pp-next__desc{
  color:var(--steel);
  font-size:14px;
  line-height:1.7;
}

/* ---------- 桌面 ---------- */
@media (min-width:900px){
  .page-privacy .pp-hero__grid{
    grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
    gap:clamp(32px,5vw,64px);
  }
}

@media (min-width:1040px){
  .page-privacy .pp-layout{
    grid-template-columns:var(--pp-idx) minmax(0,1fr);
    gap:clamp(44px,5vw,84px);
    align-items:start;
  }
  .page-privacy .pp-index{
    position:sticky;
    top:var(--pp-stick);
    border-bottom:0;
    padding-bottom:0;
  }
  .page-privacy .pp-index__list{
    flex-direction:column;
    gap:2px;
    overflow:visible;
  }
  .page-privacy .pp-index__item{flex:auto;}
  .page-privacy .pp-index__link{
    justify-content:flex-start;
    padding:9px 12px;
    border-radius:0;
    border-left:2px solid transparent;
    background:transparent;
    white-space:normal;
  }
  .page-privacy .pp-index__link:focus,
  .page-privacy .pp-index__link:hover{
    border-left-color:var(--cyan);
    background:linear-gradient(90deg,rgba(53,242,218,.12),transparent 80%);
  }
  .page-privacy .pp-next__item{
    grid-template-columns:minmax(0,220px) minmax(0,1fr);
    align-items:baseline;
    gap:20px;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-privacy .pp-index__link,
  .page-privacy .pp-link,
  .page-privacy .pp-link::after,
  .page-privacy .pp-next__link{
    transition:none;
  }
}