.page-privacy{
  --prv-line:rgba(30,75,122,.5);
  --prv-line-soft:rgba(30,75,122,.26);
  --prv-card:rgba(18,48,90,.42);
  background:var(--midnight);
  color:var(--ice);
  scroll-behavior:smooth;
}

@media (prefers-reduced-motion:no-preference){
  .page-privacy{scroll-behavior:smooth;}
}

/* 页头 */
.page-privacy .prv-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--prv-line-soft);
}
.page-privacy .prv-hero__bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.26;
  pointer-events:none;
}
.page-privacy .prv-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(11,30,58,.6) 0%,rgba(11,30,58,.88) 52%,var(--midnight) 100%);
  pointer-events:none;
}
.page-privacy .prv-hero__tape{
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:4px;
  z-index:3;
  background:linear-gradient(90deg,var(--midnight) 0%,rgba(0,229,255,.75) 52%,var(--signal) 100%);
  opacity:.8;
}
.page-privacy .prv-hero__inner{
  position:relative;
  z-index:2;
  padding:clamp(104px,15vw,184px) 0 clamp(44px,6vw,76px);
}
.page-privacy .prv-hero h1{
  margin:16px 0 0;
  font-size:clamp(32px,6.4vw,62px);
  line-height:1.06;
  font-weight:800;
  letter-spacing:-.01em;
  max-width:22ch;
}
.page-privacy .prv-lede{
  margin:20px 0 0;
  max-width:62ch;
  font-size:clamp(16px,1.9vw,18px);
  line-height:1.8;
  color:var(--ink-80);
}

/* 正文骨架 */
.page-privacy .prv-body{
  padding:clamp(36px,6vw,76px) 0 clamp(72px,10vw,124px);
}
.page-privacy .prv-grid{
  display:grid;
  gap:clamp(26px,5vw,56px);
  min-width:0;
}
@media (min-width:960px){
  .page-privacy .prv-grid{
    grid-template-columns:236px minmax(0,1fr);
    align-items:start;
  }
}

/* 章节导航 */
.page-privacy .prv-nav{
  border:1px solid var(--prv-line-soft);
  border-radius:18px;
  background:var(--prv-card);
  padding:16px 16px 18px;
  min-width:0;
}
@media (min-width:960px){
  .page-privacy .prv-nav{
    position:sticky;
    top:118px;
  }
}
.page-privacy .prv-nav__title{
  margin:0 0 10px;
  padding:0 8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--mist);
}
.page-privacy .prv-nav ol{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:2px;
}
@media (max-width:959px){
  .page-privacy .prv-nav ol{
    grid-template-columns:repeat(auto-fit,minmax(160px,1fr));
    gap:6px;
  }
}
.page-privacy .prv-nav a{
  display:flex;
  gap:9px;
  align-items:baseline;
  padding:9px 10px;
  border-radius:12px;
  font-size:14.5px;
  line-height:1.45;
  color:var(--ink-70);
  text-decoration:none;
  transition:background .16s var(--ease),color .16s var(--ease);
}
.page-privacy .prv-nav a:hover,
.page-privacy .prv-nav a:focus-visible{
  background:rgba(0,229,255,.1);
  color:var(--ice);
}
.page-privacy .prv-nav a .n{
  font-family:var(--font-mono);
  font-size:11.5px;
  color:var(--cyan);
  letter-spacing:.04em;
}

/* 章节正文 */
.page-privacy .prv-doc{
  min-width:0;
}
.page-privacy .prv-section{
  scroll-margin-top:124px;
  padding-top:clamp(26px,4vw,40px);
  border-top:1px solid var(--prv-line-soft);
}
.page-privacy .prv-section:first-child{
  padding-top:0;
  border-top:0;
}
.page-privacy .prv-section + .prv-section{
  margin-top:clamp(30px,5vw,54px);
}
.page-privacy .prv-section__head{
  display:flex;
  gap:14px;
  align-items:baseline;
}
.page-privacy .prv-section__num{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.1em;
  color:var(--cyan);
}
.page-privacy .prv-section h2{
  margin:0;
  font-size:clamp(22px,3.2vw,30px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.005em;
}
.page-privacy .prv-section__lead{
  margin:16px 0 0;
  max-width:68ch;
  font-size:17px;
  line-height:1.82;
  color:var(--ink-80);
}
.page-privacy .prv-p{
  margin:16px 0 0;
  max-width:68ch;
  font-size:16px;
  line-height:1.82;
  color:var(--ink-70);
}
.page-privacy .prv-p a{
  color:var(--cyan);
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
.page-privacy .prv-p a:hover,
.page-privacy .prv-p a:focus-visible{
  color:var(--ice);
}

/* 条目列表 */
.page-privacy .prv-list{
  list-style:none;
  margin:20px 0 0;
  padding:0;
  display:grid;
  gap:12px;
  max-width:70ch;
}
.page-privacy .prv-list li{
  position:relative;
  padding:14px 18px 14px 21px;
  border:1px solid var(--prv-line-soft);
  border-radius:14px;
  background:var(--prv-card);
  font-size:15.5px;
  line-height:1.78;
  color:var(--ink-80);
}
.page-privacy .prv-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:15px;
  bottom:15px;
  width:3px;
  border-radius:3px;
  background:var(--cyan);
  opacity:.85;
}
.page-privacy .prv-list b{
  color:var(--ice);
  font-weight:700;
}

/* 请求提交提示 */
.page-privacy .prv-callout{
  margin:20px 0 0;
  max-width:70ch;
  padding:18px 20px;
  border-radius:16px;
  border:1px solid rgba(0,229,255,.3);
  background:linear-gradient(135deg,rgba(0,229,255,.1) 0%,rgba(18,48,90,.55) 100%);
}
.page-privacy .prv-callout__label{
  margin:0;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--cyan);
}
.page-privacy .prv-callout p{
  margin:10px 0 0;
  font-size:15.5px;
  line-height:1.78;
  color:var(--ink-80);
}
.page-privacy .prv-mail{
  font-family:var(--font-mono);
  font-size:15px;
  color:var(--cyan);
  word-break:break-all;
}

/* 返回顶部 */
.page-privacy .prv-top{
  position:fixed;
  right:clamp(14px,3vw,32px);
  bottom:clamp(14px,3vw,32px);
  z-index:30;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 16px;
  border-radius:var(--pill);
  border:1px solid var(--prv-line);
  background:rgba(6,20,40,.88);
  color:var(--ice);
  font-size:13px;
  line-height:1;
  text-decoration:none;
  backdrop-filter:blur(8px);
  transition:border-color .16s var(--ease),color .16s var(--ease);
}
.page-privacy .prv-top:hover,
.page-privacy .prv-top:focus-visible{
  border-color:var(--cyan);
  color:var(--cyan);
}
.page-privacy .prv-top__arrow{
  font-family:var(--font-mono);
  font-size:14px;
  color:var(--cyan);
}
@media (max-width:640px){
  .page-privacy .prv-top{
    padding:9px 13px;
    font-size:12px;
  }
  .page-privacy .prv-list li{
    padding:13px 15px 13px 19px;
    font-size:15px;
  }
}
</main>