/* ===== 数据与隐私说明页 ===== */
.page-privacy{
  --pv-muted: #5C7391;
  --pv-line: #C9D9EC;
  --pv-amber-ink: #8A4A00;
  --pv-amber-bg: #FFF3E4;
  --pv-tint: #EAF2FF;
  --pv-body-ink: #1B3252;
  background: var(--paper-050);
  color: var(--ink-on-paper);
  font-family: var(--font-body);
  padding-bottom: 6px;
  overflow-x: hidden;
}

.page-privacy img{
  max-width: 100%;
  height: auto;
}

.page-privacy :focus-visible{
  outline: 2px solid var(--mint-400);
  outline-offset: 2px;
}

/* 面包屑适配浅色底 */
.page-privacy .breadcrumb{
  padding: 20px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--pv-muted);
}
.page-privacy .breadcrumb__item{
  letter-spacing: 0.04em;
  color: var(--pv-muted);
  text-decoration: none;
}
.page-privacy .breadcrumb a.breadcrumb__item:hover{
  color: var(--brand-600);
}

/* 框景首屏 */
.page-privacy .pv-hero{
  padding: 18px 0 0;
}
.page-privacy .pv-frame{
  position: relative;
  border: 1px solid var(--pv-line);
  background: linear-gradient(180deg, #FFFFFF 0%, #EDF3FB 100%);
  padding: 40px 20px 22px;
}
.page-privacy .pv-frame::before,
.page-privacy .pv-frame::after{
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, var(--pv-line) 0 1px, transparent 1px 14px);
  pointer-events: none;
}
.page-privacy .pv-frame::before{ top: -1px; }
.page-privacy .pv-frame::after{ bottom: -1px; }
.page-privacy .pv-frame__code{
  position: absolute;
  top: -9px;
  left: 16px;
  padding: 0 8px;
  background: var(--paper-050);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--brand-600);
}
.page-privacy .pv-frame h1{
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: clamp(2rem, 8.5vw, 3.75rem);
  line-height: 1.06;
  color: var(--ink-on-paper);
  max-width: 20em;
}
.page-privacy .pv-lede{
  margin: 18px 0 0;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--pv-body-ink);
}
.page-privacy .pv-frame__foot{
  margin-top: 26px;
  padding-top: 14px;
  border-top: 1px dashed var(--pv-line);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.03em;
  color: var(--pv-muted);
}

/* 顶部横幅图 */
.page-privacy .pv-banner{
  margin: 22px 0 0;
}
.page-privacy .pv-banner .media-frame{
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--ink-900);
}
.page-privacy .pv-banner img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-privacy .media-figure__cap{
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--pv-muted);
}

/* 双栏骨架 */
.page-privacy .pv-body{
  padding: 30px 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.page-privacy .pv-rail__label{
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--pv-muted);
}
.page-privacy .anchor-rail__list{
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-privacy .anchor-rail__link{
  display: block;
  white-space: nowrap;
  padding: 7px 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.03em;
  color: var(--pv-muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}
.page-privacy .anchor-rail__link:hover,
.page-privacy .anchor-rail__link[aria-current="true"]{
  color: var(--brand-600);
  border-bottom-color: var(--mint-400);
  background: var(--pv-tint);
}

/* 条款 */
.page-privacy .pv-clause{
  padding: 28px 0 4px;
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.page-privacy .pv-clause:first-child{
  border-top: none;
  padding-top: 0;
}
.page-privacy .pv-clause__head{
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 14px;
}
.page-privacy .pv-clause__num{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-40);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--brand-600);
}
.page-privacy .pv-clause__title{
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--fs-22);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-on-paper);
}
.page-privacy .pv-clause .prose{
  margin-top: 14px;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--pv-body-ink);
}
.page-privacy .pv-clause .prose p{
  margin: 0 0 12px;
}

/* 列表 */
.page-privacy .pv-list{
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
  max-width: 34em;
}
.page-privacy .pv-list li{
  position: relative;
  padding-left: 26px;
  font-size: var(--fs-16);
  line-height: 1.72;
  color: var(--pv-body-ink);
}
.page-privacy .pv-list li::before{
  content: "—";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  color: var(--brand-600);
}
.page-privacy .pv-list--never li::before{
  content: "×";
  font-weight: 700;
  color: var(--pv-amber-ink);
}

/* 参数对照表 */
.page-privacy .pv-spec{
  width: 100%;
  margin-top: 18px;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  table-layout: fixed;
}
.page-privacy .pv-spec__cap{
  caption-side: top;
  text-align: left;
  padding-bottom: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--pv-muted);
}
.page-privacy .pv-spec th{
  text-align: left;
  font-size: var(--fs-12);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--pv-muted);
  padding: 0 12px 8px 0;
  border-bottom: 1px solid var(--pv-line);
}
.page-privacy .pv-spec td{
  padding: 11px 12px 11px 0;
  border-bottom: 1px solid var(--pv-line);
  vertical-align: top;
  line-height: 1.65;
  color: var(--pv-body-ink);
  word-break: break-word;
}
.page-privacy .pv-spec th:last-child,
.page-privacy .pv-spec td:last-child{
  padding-right: 0;
}

/* 禁令提示：全页唯一暖橙标记 */
.page-privacy .pv-alert{
  margin: 18px 0 0;
  max-width: 34em;
  padding: 14px 16px;
  border-left: 3px solid var(--amber-400);
  background: var(--pv-amber-bg);
  color: var(--pv-amber-ink);
  font-size: var(--fs-16);
  line-height: 1.8;
}
.page-privacy .pv-alert strong{
  font-weight: 700;
}

/* 折叠补充 */
.page-privacy .pv-more{
  margin-top: 18px;
  max-width: 34em;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-sm);
  background: #FFFFFF;
}
.page-privacy .pv-more summary{
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--brand-600);
}
.page-privacy .pv-more summary::-webkit-details-marker{
  display: none;
}
.page-privacy .pv-more summary::before{
  content: "+";
  font-weight: 700;
}
.page-privacy .pv-more[open] summary::before{
  content: "−";
}
.page-privacy .pv-more__body{
  padding: 0 14px 16px 32px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--pv-body-ink);
}
.page-privacy .pv-more__body p{
  margin: 0;
}

/* 行内链接 */
.page-privacy .link-quiet{
  color: var(--brand-600);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.page-privacy .link-quiet:hover{
  color: var(--brand-500);
}

/* 页尾元信息 */
.page-privacy .pv-end{
  margin: 44px 0 0;
  padding: 18px 0 34px;
  border-top: 1px solid var(--pv-line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.03em;
  color: var(--pv-muted);
}
.page-privacy .pv-end a{
  color: var(--brand-600);
  text-decoration: none;
}
.page-privacy .pv-end a:hover{
  text-decoration: underline;
}

/* 中等屏 */
@media (min-width: 768px){
  .page-privacy .pv-frame{
    padding: 54px 44px 28px;
  }
  .page-privacy .pv-frame__code{
    left: 26px;
  }
  .page-privacy .pv-clause{
    padding: 34px 0 6px;
  }
  .page-privacy .pv-clause__num{
    font-size: var(--fs-64);
  }
  .page-privacy .pv-banner{
    margin-top: 30px;
  }
}

/* 宽屏：左锚点常驻 + 右阅读区 */
@media (min-width: 1024px){
  .page-privacy .pv-body{
    grid-template-columns: 212px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
    padding-top: 42px;
  }
  .page-privacy .pv-rail{
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }
  .page-privacy .anchor-rail__list{
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-privacy .anchor-rail__link{
    border-bottom: none;
    border-left: 2px solid transparent;
    padding: 9px 12px;
  }
  .page-privacy .anchor-rail__link:hover,
  .page-privacy .anchor-rail__link[aria-current="true"]{
    border-bottom-color: transparent;
    border-left-color: var(--mint-400);
  }
  .page-privacy .pv-frame h1{
    font-size: clamp(3rem, 5vw, 4rem);
  }
}