.page-privacy{
  --pp-rail:240px;
  --pp-gap:clamp(22px,4vw,56px);
  background:var(--ink-900);
  color:var(--text-soft);
  font-family:var(--font-sans);
  padding-bottom:clamp(8px,2vw,24px);
}
.page-privacy a:focus-visible,
.page-privacy .index-rail__link:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:3px;
}
.page-privacy .breadcrumbs{padding-top:clamp(16px,3vw,28px)}
.page-privacy .breadcrumbs__list{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--muted);
}
.page-privacy .breadcrumbs__link{
  color:var(--muted);
  text-decoration:none;
  transition:color .18s var(--ease);
}
.page-privacy .breadcrumbs__link:hover{color:var(--cyan)}
.page-privacy .breadcrumbs__link[aria-current="page"]{color:var(--cyan)}
.page-privacy .breadcrumbs__sep{color:var(--line)}

/* 首屏 */
.page-privacy .privacy-hero{
  position:relative;
  isolation:isolate;
  margin-top:clamp(14px,2.4vw,26px);
  overflow:hidden;
  border-block:1px solid var(--line-soft);
}
.page-privacy .privacy-hero__art{position:absolute;inset:0;z-index:-1}
.page-privacy .privacy-hero__art img{
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.44;
  filter:saturate(.8);
}
.page-privacy .privacy-hero__art::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg,rgba(6,17,31,.58) 0%,rgba(6,17,31,.82) 58%,var(--ink-900) 100%),
    radial-gradient(120% 90% at 88% 8%,rgba(54,241,224,.16),transparent 62%);
}
.page-privacy .privacy-hero__inner{position:relative;padding-block:clamp(38px,7vw,92px)}
.page-privacy .eyebrow{
  margin:0 0 clamp(14px,2vw,20px);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--gold);
}
.page-privacy .privacy-hero__title{
  margin:0;
  font-weight:200;
  font-size:clamp(44px,10vw,110px);
  line-height:.96;
  letter-spacing:-.02em;
  color:var(--paper);
}
.page-privacy .privacy-hero__lead{
  max-width:60ch;
  margin:clamp(20px,3vw,32px) 0 0;
  font-size:clamp(15px,1.6vw,18px);
  line-height:1.95;
  color:var(--text-soft);
}
.page-privacy .privacy-hero__meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  margin:clamp(26px,4vw,38px) 0 0;
  padding:0;
  list-style:none;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--muted);
}
.page-privacy .privacy-hero__meta li{position:relative;padding-left:14px}
.page-privacy .privacy-hero__meta li::before{
  content:"";
  position:absolute;
  left:0;
  top:.55em;
  width:7px;
  height:1px;
  background:var(--cyan);
}

/* 主体：左索引 右条款 */
.page-privacy .privacy-body{
  display:grid;
  gap:var(--pp-gap);
  padding-block:clamp(30px,5vw,68px) clamp(48px,8vw,96px);
}
.page-privacy .privacy-rail{
  border:1px solid var(--line-soft);
  border-radius:var(--radius-m);
  background:var(--ink-950);
  padding:16px;
}
.page-privacy .privacy-rail__label{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--muted);
}
.page-privacy .index-rail{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(148px,1fr));
  gap:0 14px;
}
.page-privacy .index-rail__link{
  display:block;
  padding:9px 0;
  border-bottom:1px solid var(--line-soft);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--muted);
  text-decoration:none;
  transition:color .18s var(--ease),padding-left .18s var(--ease);
}
.page-privacy .index-rail__link:hover,
.page-privacy .index-rail__link[aria-current="true"]{
  color:var(--cyan);
  padding-left:6px;
}
.page-privacy .note{
  margin:16px 0 0;
  font-size:12px;
  line-height:1.8;
  color:var(--muted);
}

.page-privacy .privacy-docs{display:grid;gap:clamp(18px,3vw,30px)}
.page-privacy .privacy-card{
  position:relative;
  padding:clamp(22px,3.4vw,42px);
  background:var(--panel);
  border:1px solid var(--line-soft);
  border-radius:var(--radius-m);
  box-shadow:8px 8px 0 -1px rgba(36,68,92,.34);
  scroll-margin-top:96px;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.page-privacy .privacy-card:hover{
  border-color:rgba(54,241,224,.34);
  box-shadow:10px 10px 0 -1px rgba(54,241,224,.14);
  transform:translateY(-2px);
}
.page-privacy .privacy-card__index{
  margin:0 0 10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.2em;
  color:var(--cyan);
}
.page-privacy .privacy-card__title{
  margin:0 0 clamp(14px,2vw,20px);
  font-size:clamp(21px,2.8vw,32px);
  font-weight:400;
  line-height:1.3;
  letter-spacing:-.01em;
  color:var(--paper);
}
.page-privacy .privacy-card p{
  margin:0 0 14px;
  max-width:70ch;
  font-size:15.5px;
  line-height:1.95;
}
.page-privacy .privacy-card p:last-child{margin-bottom:0}
.page-privacy .privacy-card strong{color:var(--paper);font-weight:500}

.page-privacy .privacy-list{
  list-style:none;
  margin:0 0 16px;
  padding:0;
  display:grid;
  gap:10px;
  max-width:70ch;
}
.page-privacy .privacy-list li{
  position:relative;
  padding-left:20px;
  font-size:15px;
  line-height:1.85;
}
.page-privacy .privacy-list li::before{
  content:"";
  position:absolute;
  left:2px;
  top:.75em;
  width:7px;
  height:7px;
  border:1px solid var(--teal);
  transform:rotate(45deg);
}
.page-privacy .privacy-note{
  margin-top:18px;
  padding:14px 16px;
  border-left:2px solid var(--gold);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  background:linear-gradient(90deg,rgba(243,188,87,.10),rgba(243,188,87,.02));
  font-size:14px;
  line-height:1.85;
  color:var(--text-soft);
}
.page-privacy .privacy-contact{
  margin:20px 0 18px;
  border-top:1px solid var(--line-soft);
}
.page-privacy .privacy-contact__row{
  display:grid;
  gap:4px;
  padding:12px 0;
  border-bottom:1px solid var(--line-soft);
}
.page-privacy .privacy-contact dt{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--muted);
}
.page-privacy .privacy-contact dd{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--paper);
  overflow-wrap:anywhere;
}
.page-privacy .privacy-actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px 14px;
  margin-top:22px;
  padding-top:20px;
  border-top:1px solid var(--line-soft);
}

@media (min-width:640px){
  .page-privacy .privacy-contact__row{
    grid-template-columns:112px minmax(0,1fr);
    gap:18px;
    align-items:baseline;
  }
}
@media (min-width:900px){
  .page-privacy .privacy-body{
    grid-template-columns:var(--pp-rail) minmax(0,1fr);
    align-items:start;
  }
  .page-privacy .privacy-rail{
    position:sticky;
    top:96px;
    border:0;
    border-left:1px solid var(--line-soft);
    border-radius:0;
    background:transparent;
    padding:0;
  }
  .page-privacy .privacy-rail__label{padding-left:0}
  .page-privacy .index-rail{display:block}
  .page-privacy .index-rail__link{
    padding:10px 0 10px 16px;
    margin-left:-1px;
    border-bottom:0;
    border-left:2px solid transparent;
  }
  .page-privacy .index-rail__link:hover,
  .page-privacy .index-rail__link[aria-current="true"]{
    padding-left:20px;
    border-left-color:var(--cyan);
    background:linear-gradient(90deg,rgba(54,241,224,.12),transparent 78%);
  }
  .page-privacy .note{padding-left:0}
  .page-privacy .privacy-card__title{max-width:24ch}
}
@media (prefers-reduced-motion:reduce){
  .page-privacy .privacy-card,
  .page-privacy .index-rail__link,
  .page-privacy .breadcrumbs__link{
    transition:none;
  }
  .page-privacy .privacy-card:hover{transform:none}
}
<<<END>>>