.page-privacy{
  --pp-col:660px;
  --pp-aside:210px;
  background:var(--ink);
  color:var(--muted);
  font-family:var(--font-sans);
  overflow-x:hidden;
}

/* ---------- 顶部标题区 ---------- */
.page-privacy .pp-head{
  position:relative;
  padding:clamp(26px,4.6vw,52px) 0 clamp(34px,5.6vw,62px);
  background:
    linear-gradient(148deg, rgba(228,50,43,.12) 0%, rgba(11,18,32,0) 48%),
    var(--ink);
  border-bottom:1px solid var(--line);
}
.page-privacy .pp-head::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-1px;
  width:clamp(110px,22vw,280px);
  height:3px;
  background:linear-gradient(90deg,var(--red),var(--orange) 58%,var(--neon));
}
.page-privacy .pp-head .breadcrumb{
  margin-bottom:clamp(18px,2.6vw,30px);
}
.page-privacy .pp-title{
  margin:16px 0 0;
  max-width:19ch;
  font-size:clamp(30px,5.6vw,60px);
  font-weight:300;
  line-height:1.06;
  letter-spacing:-.02em;
  color:var(--white);
}
.page-privacy .pp-lede{
  margin:clamp(18px,2.4vw,26px) 0 0;
  max-width:58ch;
  font-size:clamp(15px,1.5vw,18px);
  line-height:1.78;
  color:var(--muted);
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .pp-banner{
  margin:0;
  position:relative;
  overflow:hidden;
  background:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.page-privacy .pp-banner img{
  display:block;
  width:100%;
  height:auto;
  max-height:clamp(190px,32vw,370px);
  object-fit:cover;
  object-position:center;
}
.page-privacy .pp-banner figcaption{
  border-top:1px solid var(--line);
  background:var(--ink-2);
  padding:13px 0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.05em;
  line-height:1.5;
  color:var(--muted);
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pp-body{
  padding:clamp(38px,6.4vw,84px) 0 clamp(52px,8vw,104px);
}
.page-privacy .pp-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(30px,5vw,56px);
}

/* ---------- 章节 ---------- */
.page-privacy .pp-section{
  scroll-margin-top:118px;
  padding-bottom:clamp(30px,4.4vw,46px);
}
.page-privacy .pp-section + .pp-section{
  border-top:1px solid var(--line);
  padding-top:clamp(30px,4.4vw,46px);
}
.page-privacy .pp-section__head{
  display:flex;
  align-items:baseline;
  gap:clamp(12px,1.8vw,22px);
  margin-bottom:clamp(16px,2.2vw,24px);
}
.page-privacy .pp-num{
  flex:none;
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--orange);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-privacy .pp-num:hover,
.page-privacy .pp-num:focus-visible{
  color:var(--neon);
  border-bottom-color:var(--neon);
}
.page-privacy .pp-section__title{
  margin:0;
  font-size:clamp(19px,2.5vw,27px);
  font-weight:400;
  line-height:1.26;
  letter-spacing:-.01em;
  color:var(--white);
}
.page-privacy .pp-section__body{
  font-size:clamp(15px,1.32vw,17px);
  line-height:1.82;
}
.page-privacy .pp-section__body p{
  margin:0 0 16px;
}
.page-privacy .pp-section__body p:last-child{
  margin-bottom:0;
}
.page-privacy .pp-section__body a{
  color:var(--paper);
  text-decoration:none;
  border-bottom:1px solid var(--orange);
  transition:color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-privacy .pp-section__body a:hover,
.page-privacy .pp-section__body a:focus-visible{
  color:var(--white);
  border-bottom-color:var(--neon);
}
.page-privacy .pp-section__body strong{
  color:var(--white);
  font-weight:500;
}

/* ---------- 条目列表 ---------- */
.page-privacy .pp-list{
  list-style:none;
  margin:8px 0 20px;
  padding:0;
}
.page-privacy .pp-list:last-child{
  margin-bottom:0;
}
.page-privacy .pp-list li{
  position:relative;
  padding:13px 0 13px 24px;
  border-top:1px solid var(--line-soft);
  font-size:clamp(14px,1.28vw,16px);
  line-height:1.78;
}
.page-privacy .pp-list li:last-child{
  border-bottom:1px solid var(--line-soft);
}
.page-privacy .pp-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:23px;
  width:9px;
  height:1px;
  background:var(--neon);
}

/* ---------- 结尾区块轻强调 ---------- */
.page-privacy .pp-section--tail{
  border-top:1px solid var(--line);
  padding-top:clamp(30px,4.4vw,46px);
  padding-bottom:0;
}
.page-privacy .pp-section--tail .pp-section__title{
  color:var(--paper);
}

/* ---------- 侧栏目录 ---------- */
.page-privacy .pp-aside{
  border-top:1px solid var(--line);
  padding-top:22px;
}
.page-privacy .pp-toc{
  max-width:260px;
}
.page-privacy .pp-toc__list{
  list-style:none;
  margin:16px 0 0;
  padding:0;
  border-left:1px solid var(--line);
}
.page-privacy .pp-toc__list li{
  margin:0;
}
.page-privacy .pp-toc__list a{
  display:flex;
  align-items:baseline;
  gap:10px;
  margin-left:-1px;
  padding:9px 0 9px 15px;
  border-left:1px solid transparent;
  font-size:13px;
  line-height:1.4;
  letter-spacing:.02em;
  color:var(--muted);
  text-decoration:none;
  transition:color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-privacy .pp-toc__list a:hover,
.page-privacy .pp-toc__list a:focus-visible{
  color:var(--white);
  border-left-color:var(--red);
}
.page-privacy .pp-toc__num{
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--orange);
}

/* ---------- 桌面端：窄栏长文 + 常驻索引 ---------- */
@media (min-width:961px){
  .page-privacy .pp-grid{
    grid-template-columns:minmax(0,var(--pp-col)) minmax(140px,var(--pp-aside));
    justify-content:center;
    column-gap:clamp(46px,7vw,112px);
    row-gap:0;
  }
  .page-privacy .pp-aside{
    grid-column:2;
    grid-row:1;
    align-self:start;
    border-top:0;
    padding-top:0;
  }
  .page-privacy .pp-article{
    grid-column:1;
    grid-row:1;
    min-width:0;
  }
  .page-privacy .pp-toc{
    position:sticky;
    top:104px;
  }
  .page-privacy .pp-section__body{
    max-width:var(--pp-col);
  }
}

/* ---------- 平板与手机 ---------- */
@media (max-width:960px){
  .page-privacy .pp-aside{
    order:2;
  }
  .page-privacy .pp-article{
    order:1;
  }
  .page-privacy .pp-toc{
    max-width:none;
  }
  .page-privacy .pp-toc__list{
    display:flex;
    flex-wrap:wrap;
    border-left:0;
    gap:0 18px;
  }
  .page-privacy .pp-toc__list a{
    margin-left:0;
    padding:7px 0;
    border-left:0;
    border-bottom:1px solid transparent;
  }
  .page-privacy .pp-toc__list a:hover,
  .page-privacy .pp-toc__list a:focus-visible{
    border-left-color:transparent;
    border-bottom-color:var(--red);
  }
}

@media (max-width:560px){
  .page-privacy .pp-head::after{
    width:34%;
  }
  .page-privacy .pp-section__head{
    flex-direction:column;
    gap:8px;
  }
  .page-privacy .pp-list li{
    padding-left:18px;
  }
  .page-privacy .pp-list li::before{
    width:7px;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-privacy .pp-num,
  .page-privacy .pp-toc__list a,
  .page-privacy .pp-section__body a{
    transition:none;
  }
}
<<<END>>>