.page-privacy {
  --pv-toc-w: 268px;
  --pv-sec-gap: 44px;
  background: var(--c-paper);
  color: var(--c-ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-night);
  color: var(--c-paper);
  padding: 30px 0 52px;
}
.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 24px 24px;
}
.page-privacy .pv-hero__art {
  position: absolute;
  top: 0;
  right: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  opacity: .16;
  pointer-events: none;
}
.page-privacy .pv-hero__inner {
  position: relative;
}
.page-privacy .pv-hero .breadcrumb {
  margin-bottom: 22px;
  color: rgba(242, 239, 230, .58);
}
.page-privacy .pv-hero .breadcrumb__item {
  color: rgba(242, 239, 230, .72);
}
.page-privacy .pv-hero .breadcrumb__current {
  color: var(--c-lime);
}
.page-privacy .pv-hero__title {
  margin: 0 0 18px;
  max-width: 18em;
  font-family: var(--font-head);
  font-size: var(--fs-1);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: .04em;
}
.page-privacy .pv-hero__sub {
  margin: 0;
  max-width: 40em;
  font-size: var(--fs-5);
  line-height: 1.9;
  color: rgba(242, 239, 230, .82);
}

/* 信息流向 */
.page-privacy .pv-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-top: 30px;
  padding: 14px 16px;
  border: 1px solid rgba(242, 239, 230, .22);
  background: rgba(242, 239, 230, .04);
}
.page-privacy .pv-flow__node {
  display: inline-block;
  padding: 5px 13px;
  border: 1px solid rgba(242, 239, 230, .34);
  font-family: var(--font-head);
  font-size: var(--fs-6);
  letter-spacing: .14em;
  color: var(--c-paper);
}
.page-privacy .pv-flow__arrow {
  position: relative;
  width: 20px;
  height: 1px;
  background: var(--c-lime);
}
.page-privacy .pv-flow__arrow::after {
  content: "";
  position: absolute;
  right: 0;
  top: -3px;
  border-left: 5px solid var(--c-lime);
  border-top: 3px solid transparent;
  border-bottom: 3px solid transparent;
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding: 40px 0 72px;
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc__inner {
  position: relative;
  border: 1px solid var(--c-ink);
  background: var(--c-paper);
  box-shadow: 6px 6px 0 0 var(--c-stack);
  padding: 20px 18px 20px 22px;
}
.page-privacy .pv-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: var(--fs-7);
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--c-moss);
}
.page-privacy .pv-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .pv-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 8px 9px 10px;
  border-left: 2px solid transparent;
  color: var(--c-ink);
  font-size: var(--fs-6);
  line-height: 1.55;
  text-decoration: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}
.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  border-left-color: var(--c-lime);
  background: rgba(217, 211, 196, .42);
}
.page-privacy .pv-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--c-moss);
}

/* 阅读进度 */
.page-privacy .pv-progress {
  position: absolute;
  left: -1px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: rgba(217, 211, 196, .8);
  overflow: hidden;
}
.page-privacy .pv-progress__bar {
  display: block;
  width: 100%;
  height: 0;
  background: var(--c-lime);
  transition: height .18s linear;
}

/* ---------- 正文 ---------- */
.page-privacy .pv-body {
  min-width: 0;
}
.page-privacy .pv-sec {
  padding-bottom: var(--pv-sec-gap);
  margin-bottom: var(--pv-sec-gap);
  border-bottom: 1px solid rgba(217, 211, 196, .9);
  scroll-margin-top: 24px;
}
.page-privacy .pv-sec:last-of-type {
  border-bottom: 0;
}
.page-privacy .pv-sec__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}
.page-privacy .pv-sec__idx {
  font-family: var(--font-mono);
  font-size: clamp(30px, 8vw, 42px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--c-stack);
  transition: color .2s var(--ease);
}
.page-privacy .pv-sec:hover .pv-sec__idx {
  color: var(--c-moss);
}
.page-privacy .pv-sec__main {
  min-width: 0;
}
.page-privacy .pv-sec__title {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: var(--fs-3);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: .04em;
  color: var(--c-ink);
}
.page-privacy .pv-sec__lead {
  margin: 0 0 22px;
  padding-left: 14px;
  border-left: 3px solid var(--c-ink);
  font-size: var(--fs-5);
  font-weight: 700;
  line-height: 1.8;
  color: var(--c-ink);
}
.page-privacy .pv-sec--marked .pv-sec__lead {
  border-left-color: var(--c-flame);
}

.page-privacy .pv-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}
.page-privacy .pv-list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--fs-5);
  line-height: 1.88;
  color: var(--c-ink);
}
.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 10px;
  height: 2px;
  background: var(--c-ink);
}
.page-privacy .pv-list strong {
  font-weight: 700;
}

/* ---------- 保留时长表 ---------- */
.page-privacy .pv-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--c-ink);
  box-shadow: 6px 6px 0 0 var(--c-stack);
  margin-bottom: 20px;
}
.page-privacy .pv-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: var(--fs-6);
}
.page-privacy .pv-table__cap {
  caption-side: top;
  padding: 10px 14px;
  text-align: left;
  font-size: var(--fs-7);
  letter-spacing: .08em;
  color: var(--c-moss);
  background: rgba(217, 211, 196, .35);
}
.page-privacy .pv-table th,
.page-privacy .pv-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.7;
  border-bottom: 1px solid rgba(217, 211, 196, .95);
}
.page-privacy .pv-table thead th {
  background: var(--c-night);
  color: var(--c-paper);
  font-family: var(--font-head);
  font-size: var(--fs-7);
  letter-spacing: .12em;
  font-weight: 700;
  border-bottom: 0;
}
.page-privacy .pv-table tbody th {
  font-weight: 700;
  color: var(--c-ink);
}
.page-privacy .pv-table tbody tr:nth-child(even) {
  background: rgba(217, 211, 196, .38);
}
.page-privacy .pv-table tbody tr:last-child th,
.page-privacy .pv-table tbody tr:last-child td {
  border-bottom: 0;
}
.page-privacy .pv-table .num {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: -.01em;
  white-space: nowrap;
  color: var(--c-ink);
}

/* ---------- 联系块 ---------- */
.page-privacy .pv-contact {
  margin-top: 26px;
  padding: 18px 20px;
  border: 1px solid var(--c-ink);
  background: rgba(217, 211, 196, .28);
}
.page-privacy .pv-contact__row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin: 0 0 10px;
  font-size: var(--fs-6);
  line-height: 1.8;
}
.page-privacy .pv-contact__k {
  flex: 0 0 auto;
  min-width: 4.5em;
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--c-moss);
}
.page-privacy .pv-contact__v {
  flex: 1 1 12em;
  min-width: 0;
  word-break: break-word;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--c-ink);
}
.page-privacy .pv-contact .note {
  margin: 14px 0 0;
}

/* ---------- 底部延伸 ---------- */
.page-privacy .pv-next {
  margin-top: 8px;
  padding: 26px 22px;
  border: 1px solid var(--c-ink);
  background: var(--c-pitch);
  color: var(--c-paper);
  box-shadow: 6px 6px 0 0 var(--c-stack);
}
.page-privacy .pv-next__title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: var(--fs-4);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--c-paper);
}
.page-privacy .pv-next__text {
  margin: 0 0 20px;
  max-width: 42em;
  font-size: var(--fs-6);
  line-height: 1.85;
  color: rgba(242, 239, 230, .84);
}
.page-privacy .pv-next__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 760px) {
  .page-privacy .pv-hero {
    padding: 40px 0 66px;
  }
  .page-privacy .pv-hero__art {
    width: 56%;
    opacity: .28;
  }
  .page-privacy .pv-sec__grid {
    grid-template-columns: 68px minmax(0, 1fr);
    gap: 26px;
  }
  .page-privacy .pv-sec__idx {
    font-size: 44px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-toc-w) minmax(0, 1fr);
    gap: 72px;
    padding: 60px 0 96px;
  }
  .page-privacy .pv-toc__inner {
    position: sticky;
    top: 36px;
  }
  .page-privacy .pv-body {
    padding-right: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-progress__bar,
  .page-privacy .pv-sec__idx,
  .page-privacy .pv-toc__link {
    transition: none;
  }
}