.page-privacy{
  --pv-cut: 16px;
  --pv-gap: clamp(22px, 3.4vw, 44px);
  background:
    radial-gradient(900px 420px at 10% -8%, rgba(58,208,222,.10), transparent 62%),
    radial-gradient(720px 380px at 94% 2%, rgba(215,168,78,.12), transparent 64%);
}

/* ---------- Hero ---------- */
.page-privacy .privacy-hero{
  padding: clamp(18px, 4vw, 40px) 0 clamp(22px, 4vw, 38px);
}
.page-privacy .privacy-hero .breadcrumb{
  margin-bottom: clamp(18px, 3vw, 30px);
}
.page-privacy .privacy-hero__grid{
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  align-items: end;
}
.page-privacy .privacy-hero__copy{
  min-width: 0;
}
.page-privacy .privacy-hero h1.display{
  font-size: clamp(30px, 4.6vw, 58px);
  margin: 12px 0 0;
  letter-spacing: .01em;
}
.page-privacy .privacy-hero__intro{
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 40em;
  color: var(--body-text);
  font-size: clamp(15.5px, 1.4vw, 17.5px);
  line-height: 1.85;
}
.page-privacy .privacy-hero__panel{
  min-width: 0;
  padding: clamp(18px, 2.6vw, 26px);
  background: linear-gradient(160deg, rgba(20,31,58,.92), rgba(11,18,36,.78));
  border: 1px solid var(--line);
}
.page-privacy .privacy-hero__panel-title{
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}

/* ---------- 折叠条目 ---------- */
.page-privacy .privacy-fold{
  background: rgba(11,18,36,.62);
  border: 1px solid var(--line-soft);
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  padding: 12px 16px;
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}
.page-privacy .privacy-fold + .privacy-fold{
  margin-top: 10px;
}
.page-privacy .privacy-fold:hover{
  border-color: rgba(215,168,78,.42);
}
.page-privacy .privacy-fold > summary{
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 15.5px;
  color: var(--ivory);
}
.page-privacy .privacy-fold > summary::-webkit-details-marker{
  display: none;
}
.page-privacy .privacy-fold > summary::before{
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: rotate(45deg) translate(-1px, -1px);
  transition: transform 220ms var(--ease), border-color 160ms var(--ease);
}
.page-privacy .privacy-fold[open] > summary::before{
  transform: rotate(225deg) translate(-1px, -1px);
  border-color: var(--gold-hi);
}
.page-privacy .privacy-fold[open] > summary{
  color: var(--gold-hi);
}
.page-privacy .privacy-fold__body{
  padding: 14px 0 6px 20px;
  border-top: 1px solid var(--line-soft);
  margin-top: 10px;
  color: var(--body-text);
  font-size: 15px;
  line-height: 1.85;
}
.page-privacy .privacy-fold__body p{
  margin: 0 0 .85em;
}
.page-privacy .privacy-fold__body p:last-child{
  margin-bottom: 0;
}
.page-privacy .privacy-bullets{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-privacy .privacy-bullets li{
  position: relative;
  padding-left: 16px;
}
.page-privacy .privacy-bullets li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 6px;
  height: 6px;
  background: var(--jade);
  transform: rotate(45deg);
}

/* ---------- 横幅图 ---------- */
.page-privacy .privacy-banner-wrap{
  margin: 0 auto clamp(26px, 4vw, 48px);
}
.page-privacy .privacy-banner{
  border: 1px solid var(--line-soft);
  background: linear-gradient(140deg, rgba(20,31,58,.9), rgba(5,8,15,.9));
}
.page-privacy .privacy-banner img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 420;
  object-fit: cover;
}
.page-privacy .privacy-banner .media-frame__caption{
  color: var(--mist);
  font-size: 12.5px;
  letter-spacing: .04em;
  padding: 12px 16px;
}

/* ---------- 主体双栏 ---------- */
.page-privacy .privacy-layout{
  display: grid;
  gap: clamp(24px, 3.6vw, 48px);
  padding-bottom: clamp(44px, 6vw, 88px);
}
.page-privacy .privacy-content{
  min-width: 0;
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-index__title{
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: .22em;
  color: var(--mist);
}
.page-privacy .privacy-index__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-privacy .privacy-index__list a{
  display: flex;
  align-items: baseline;
  gap: 6px;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--mist);
  text-decoration: none;
  font-size: 13.5px;
  line-height: 1.4;
  border: 1px solid var(--line-soft);
  border-left: 2px solid transparent;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}
.page-privacy .privacy-index__num,
.page-privacy .privacy-index__slash{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--gold);
}
.page-privacy .privacy-index__slash{
  color: rgba(215,168,78,.5);
}
.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible{
  color: var(--ivory);
  border-color: rgba(215,168,78,.5);
  border-left-color: var(--gold);
  background: rgba(215,168,78,.08);
  outline: none;
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-section{
  position: relative;
  padding: clamp(6px, 1.6vw, 14px) 0 clamp(26px, 4vw, 46px) clamp(12px, 2vw, 20px);
  border-left: 2px solid transparent;
  scroll-margin-top: calc(var(--header-h) + 26px);
  transition: border-color 220ms var(--ease);
}
.page-privacy .privacy-section + .privacy-section::before{
  content: "";
  display: block;
  height: 1px;
  margin: 0 0 clamp(26px, 3.6vw, 44px);
  background: linear-gradient(90deg, var(--line), rgba(215,168,78,0) 78%);
  transform: skewY(-1.6deg);
  transform-origin: left center;
}
.page-privacy .privacy-section:target{
  border-left-color: var(--gold);
}
.page-privacy .privacy-section:target .index-tag{
  color: var(--gold-hi);
}
.page-privacy .privacy-section__head{
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: clamp(12px, 2vw, 18px);
}
.page-privacy .privacy-section__head .index-tag{
  transition: color 220ms var(--ease);
}
.page-privacy .privacy-section__head .section-title{
  margin: 0;
}
.page-privacy .privacy-section .prose{
  color: var(--body-text);
  font-size: clamp(15px, 1.3vw, 16.5px);
  line-height: 1.85;
  max-width: 42em;
}
.page-privacy .privacy-note{
  margin-top: 18px;
  color: var(--mist);
  font-size: 14.5px;
}

/* ---------- 行内旁注与链接 ---------- */
.page-privacy .aside-note{
  display: inline;
  color: var(--mist);
  font-size: 13px;
  line-height: 1.7;
  border-bottom: 1px dashed rgba(154,166,188,.4);
}
.page-privacy .privacy-inline-link,
.page-privacy .privacy-anchor-link{
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(58,208,222,.4);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-privacy .privacy-inline-link:hover,
.page-privacy .privacy-anchor-link:hover,
.page-privacy .privacy-inline-link:focus-visible,
.page-privacy .privacy-anchor-link:focus-visible{
  color: var(--gold-hi);
  border-bottom-color: var(--gold-hi);
  outline: none;
}

/* ---------- 来源条目组 ---------- */
.page-privacy .privacy-sources{
  margin-top: clamp(16px, 2.4vw, 24px);
}

/* ---------- 偏好小标签 ---------- */
.page-privacy .privacy-chips{
  list-style: none;
  margin: clamp(14px, 2vw, 20px) 0 clamp(18px, 2.6vw, 26px);
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-privacy .privacy-chips li{
  padding: 9px 14px;
  font-size: 13.5px;
  color: var(--ivory);
  background: linear-gradient(135deg, rgba(23,185,138,.16), rgba(58,208,222,.08));
  border: 1px solid rgba(23,185,138,.4);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

/* ---------- 用途与保留期限 ---------- */
.page-privacy .privacy-data{
  list-style: none;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-privacy .privacy-data li{
  display: grid;
  gap: 6px 20px;
  padding: 16px 18px;
  background: rgba(20,31,58,.62);
  border: 1px solid var(--line-soft);
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
}
.page-privacy .privacy-data__label{
  color: var(--ivory);
  font-weight: 600;
  font-size: 15.5px;
}
.page-privacy .privacy-data__use{
  color: var(--mist);
  font-size: 14px;
  line-height: 1.7;
}
.page-privacy .privacy-data__keep{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  color: var(--gold-hi);
  white-space: nowrap;
}
.page-privacy .privacy-data__unit{
  font-size: 13px;
  font-weight: 500;
  margin-left: 4px;
  color: var(--gold);
}

/* ---------- 光谱分隔条 ---------- */
.page-privacy .spectrum-bar{
  margin: clamp(20px, 3vw, 34px) 0 clamp(28px, 4vw, 46px);
  opacity: .85;
}

/* ---------- 联络入口 ---------- */
.page-privacy .privacy-mail{
  margin-top: clamp(18px, 2.6vw, 26px);
  padding: clamp(18px, 2.6vw, 26px);
  background: linear-gradient(135deg, rgba(215,168,78,.14), rgba(11,18,36,.6));
  border: 1px solid var(--line);
  clip-path: polygon(18px 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%, 0 18px);
}
.page-privacy .privacy-mail__label{
  margin: 0 0 8px;
  font-size: 11.5px;
  letter-spacing: .22em;
  color: var(--gold);
}
.page-privacy .privacy-mail__addr{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.7vw, 19px);
  font-weight: 700;
  color: var(--gold-hi);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid rgba(243,212,131,.45);
  padding-bottom: 2px;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-privacy .privacy-mail__addr:hover,
.page-privacy .privacy-mail__addr:focus-visible{
  color: var(--ivory);
  border-bottom-color: var(--ivory);
  outline: none;
}
.page-privacy .privacy-mail__hint{
  margin: 12px 0 0;
  color: var(--mist);
  font-size: 13.5px;
}

/* ---------- 时限清单 ---------- */
.page-privacy .privacy-timeline{
  list-style: none;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-privacy .privacy-timeline li{
  display: grid;
  gap: 4px;
  padding-left: 16px;
  border-left: 2px solid rgba(58,208,222,.45);
}
.page-privacy .privacy-timeline__k{
  font-size: 16px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: .04em;
}
.page-privacy .privacy-timeline__v{
  color: var(--body-text);
  font-size: 14.5px;
  line-height: 1.7;
}

/* ---------- 延伸入口 ---------- */
.page-privacy .privacy-next{
  margin-top: clamp(22px, 3vw, 34px);
  display: grid;
  gap: 12px;
}
.page-privacy .privacy-next__card{
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  text-decoration: none;
  background: rgba(5,8,15,.6);
  border: 1px solid var(--line-soft);
  border-top: 1px solid rgba(215,168,78,.4);
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}
.page-privacy .privacy-next__card:hover,
.page-privacy .privacy-next__card:focus-visible{
  transform: translateY(-3px);
  border-color: rgba(215,168,78,.55);
  background: rgba(20,31,58,.8);
  outline: none;
}
.page-privacy .privacy-next__num{
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--gold);
}
.page-privacy .privacy-next__title{
  font-size: 16.5px;
  font-weight: 700;
  color: var(--ivory);
}
.page-privacy .privacy-next__desc{
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px){
  .page-privacy .privacy-data li{
    grid-template-columns: minmax(150px, 1fr) minmax(0, 1.5fr) auto;
    align-items: center;
  }
  .page-privacy .privacy-next{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-privacy .privacy-timeline li{
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 900px){
  .page-privacy .privacy-hero__grid{
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  }
}

@media (min-width: 1024px){
  .page-privacy .privacy-layout{
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 76px);
  }
  .page-privacy .privacy-index{
    position: sticky;
    top: calc(var(--header-h) + 30px);
    align-self: start;
  }
  .page-privacy .privacy-index__list{
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 4px;
  }
  .page-privacy .privacy-index__list a{
    border: none;
    border-left: 2px solid transparent;
    background: transparent;
    clip-path: none;
    padding: 11px 12px;
    font-size: 14px;
  }
  .page-privacy .privacy-index__list a:hover,
  .page-privacy .privacy-index__list a:focus-visible{
    background: rgba(215,168,78,.07);
    border-left-color: var(--gold);
  }
}

@media (min-width: 1200px){
  .page-privacy .privacy-hero__grid{
    gap: clamp(40px, 4vw, 64px);
  }
}

@media (prefers-reduced-motion: reduce){
  .page-privacy .privacy-next__card:hover,
  .page-privacy .privacy-next__card:focus-visible{
    transform: none;
  }
  .page-privacy .privacy-fold > summary::before,
  .page-privacy .privacy-section,
  .page-privacy .privacy-index__list a{
    transition: none;
  }
}