.page-privacy {
  --prv-measure: 46rem;
  --prv-gutter: 1px;
  background: var(--paper);
  color: var(--brown);
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumbs {
  padding-top: 22px;
  font-size: 13px;
  color: var(--mute);
}
.page-privacy .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .breadcrumbs li {
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.page-privacy .breadcrumbs li + li::before {
  content: "/";
  color: var(--hair-strong);
}
.page-privacy .breadcrumbs a {
  color: var(--mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-privacy .breadcrumbs a:hover,
.page-privacy .breadcrumbs a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}
.page-privacy .breadcrumbs [aria-current="page"] {
  color: var(--brown);
}

/* ---------- 首屏 ---------- */
.page-privacy .prv-hero {
  border-bottom: 1px solid var(--hair);
  padding: 30px 0 52px;
}
.page-privacy .prv-hero__grid {
  display: grid;
  gap: 32px;
}
.page-privacy .prv-version {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
}
.page-privacy .prv-version__label {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mute);
}
.page-privacy .prv-version__num {
  font-family: var(--font-num);
  font-weight: 600;
  font-size: clamp(30px, 5.6vw, 48px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--cinnabar);
}
.page-privacy .prv-hero__title {
  margin: 0 0 18px;
  font-size: clamp(38px, 7vw, 64px);
  line-height: 1.06;
}
.page-privacy .prv-hero__lede {
  max-width: 38em;
  margin: 0;
}
.page-privacy .prv-hero__figure {
  margin: 0;
  border-top: 3px solid var(--cinnabar);
  padding-top: 0;
}
.page-privacy .prv-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--hair);
  border-top: 0;
}
.page-privacy .prv-hero__figure .media__caption {
  display: block;
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mute);
}

/* ---------- 主体骨架 ---------- */
.page-privacy .prv-layout {
  display: grid;
  gap: 26px;
  padding: 38px 0 104px;
  min-width: 0;
}
.page-privacy .prv-index,
.page-privacy .prv-body {
  min-width: 0;
}

/* ---------- 章节索引（窄屏：横向标签条） ---------- */
.page-privacy .prv-index__title {
  margin: 0 0 10px;
  color: var(--mute);
}
.page-privacy .prv-index__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 10px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.page-privacy .prv-index__list li {
  flex: 0 0 auto;
}
.page-privacy .prv-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 12px;
  border: 1px solid var(--hair);
  background: var(--paper);
  color: var(--brown);
  font-size: 13px;
  line-height: 1.3;
  white-space: nowrap;
  text-decoration: none;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background-color 180ms var(--ease);
}
.page-privacy .prv-index__num {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mute);
  transition: color 180ms var(--ease);
}
.page-privacy .prv-index__list a:hover,
.page-privacy .prv-index__list a:focus-visible {
  border-color: var(--cinnabar);
  color: var(--cinnabar);
}
.page-privacy .prv-index__list a:hover .prv-index__num,
.page-privacy .prv-index__list a:focus-visible .prv-index__num {
  color: var(--cinnabar);
}

/* ---------- 章节 ---------- */
.page-privacy .prv-sec {
  border-top: 1px solid var(--hair);
  padding: 30px 0 8px;
}
.page-privacy .prv-sec:first-child {
  border-top: 0;
  padding-top: 0;
}
.page-privacy .prv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 20px;
}
.page-privacy .prv-sec__num {
  position: relative;
  flex: 0 0 auto;
  padding-right: 34px;
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--cinnabar);
}
.page-privacy .prv-sec__num::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 22px;
  height: 1px;
  background: var(--hair-strong);
}
.page-privacy .prv-sec__title {
  margin: 0;
  font-size: clamp(21px, 2.6vw, 27px);
  line-height: 1.32;
}
.page-privacy .prv-sec__body p {
  max-width: var(--prv-measure);
  margin: 0 0 1.4em;
  font-size: 16.5px;
  line-height: 1.95;
  color: var(--brown);
}
.page-privacy .prv-sec__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 条目清单 ---------- */
.page-privacy .prv-list {
  display: grid;
  gap: var(--prv-gutter);
  max-width: var(--prv-measure);
  margin: 0 0 1.4em;
  padding: 0;
  list-style: none;
  background: var(--hair);
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}
.page-privacy .prv-list li {
  display: grid;
  gap: 3px;
  padding: 13px 14px;
  background: var(--paper);
}
.page-privacy .prv-list__k {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cinnabar);
}
.page-privacy .prv-list__v {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--brown);
}

/* ---------- 按钮行 ---------- */
.page-privacy .prv-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 1.8em !important;
}
.page-privacy .prv-links .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 20px;
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-privacy .prv-links .btn--primary {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
  color: var(--paper);
}
.page-privacy .prv-links .btn--primary:hover,
.page-privacy .prv-links .btn--primary:focus-visible {
  background: var(--cinnabar-d);
  border-color: var(--cinnabar-d);
}
.page-privacy .prv-links .btn--ink {
  background: transparent;
  border-color: var(--hair-strong);
  color: var(--brown);
}
.page-privacy .prv-links .btn--ink:hover,
.page-privacy .prv-links .btn--ink:focus-visible {
  border-color: var(--cinnabar);
  color: var(--cinnabar);
}

/* ---------- 中屏：条目分栏 ---------- */
@media (min-width: 620px) {
  .page-privacy .prv-list li {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
    padding: 14px 16px;
  }
}

/* ---------- 宽屏首屏 ---------- */
@media (min-width: 940px) {
  .page-privacy .prv-hero {
    padding: 36px 0 62px;
  }
  .page-privacy .prv-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.76fr);
    align-items: end;
    gap: 64px;
  }
}

/* ---------- 宽屏：右侧固定章节索引 ---------- */
@media (min-width: 1000px) {
  .page-privacy .prv-layout {
    grid-template-columns: minmax(0, 46rem) 15rem;
    justify-content: start;
    gap: 5rem;
    padding: 56px 0 120px;
  }
  .page-privacy .prv-body {
    grid-column: 1;
    grid-row: 1;
  }
  .page-privacy .prv-index {
    grid-column: 2;
    grid-row: 1;
    align-self: start;
    position: sticky;
    top: 132px;
  }
  .page-privacy .prv-index__title {
    margin-bottom: 14px;
  }
  .page-privacy .prv-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0 0 0 0;
    border-left: 1px solid var(--hair);
  }
  .page-privacy .prv-index__list li {
    flex: 0 0 auto;
  }
  .page-privacy .prv-index__list a {
    width: 100%;
    border: 0;
    background: transparent;
    box-shadow: inset 3px 0 0 transparent;
    padding: 9px 12px;
    font-size: 13.5px;
    white-space: normal;
    transition: box-shadow 180ms var(--ease), background-color 180ms var(--ease), color 180ms var(--ease);
  }
  .page-privacy .prv-index__list a:hover,
  .page-privacy .prv-index__list a:focus-visible {
    background: rgba(178, 45, 38, 0.07);
    box-shadow: inset 3px 0 0 var(--cinnabar);
    color: var(--cinnabar);
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .prv-index__list a,
  .page-privacy .prv-links .btn,
  .page-privacy .breadcrumbs a {
    transition: none;
  }
}