.page-privacy {
  --pv-article: 900px;
  background: var(--night);
  color: var(--text);
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* 版本条 */
.page-privacy .pv-versionbar {
  background: var(--grass);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-versionbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.page-privacy .pv-versionbar__flag {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--cream);
}

.page-privacy .pv-versionbar__item {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

.page-privacy .pv-versionbar__item--live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--live);
}

.page-privacy .pv-versionbar__item--live::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--live);
  flex: 0 0 6px;
}

/* 页首 */
.page-privacy .pv-head {
  padding-top: clamp(28px, 5vw, 56px);
}

.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-privacy .breadcrumb li {
  display: inline-flex;
  align-items: center;
}

.page-privacy .breadcrumb li + li::before {
  content: "/";
  margin: 0 8px;
  color: var(--moss);
}

.page-privacy .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
}

.page-privacy .breadcrumb a:hover {
  color: var(--mint);
}

.page-privacy .breadcrumb [aria-current="page"] {
  color: var(--steel);
}

.page-privacy .pv-head__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--brick);
  margin: 0 0 16px;
}

.page-privacy .pv-head__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5vw, 54px);
  line-height: 1.08;
  letter-spacing: 0.01em;
  color: var(--cream);
  margin: 0 0 22px;
  max-width: 18em;
}

.page-privacy .pv-head__lead {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.9;
  color: var(--text);
  margin: 0;
  max-width: 34em;
  padding-left: 16px;
  border-left: 2px solid var(--brick);
}

/* 页首氛围图 */
.page-privacy .pv-hero {
  margin: clamp(28px, 5vw, 52px) auto 0;
  padding: 0;
}

.page-privacy .pv-hero img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1600 / 400;
  object-fit: cover;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* 主体栅格 */
.page-privacy .pv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  padding-top: clamp(36px, 6vw, 64px);
}

.page-privacy .pv-article {
  min-width: 0;
  max-width: var(--pv-article);
}

/* 章节索引 */
.page-privacy .pv-index {
  min-width: 0;
}

.page-privacy .pv-index__title {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--steel);
  margin: 0 0 14px;
}

.page-privacy .pv-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .pv-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text-dim);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  white-space: nowrap;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-privacy .pv-index__link:hover {
  background: var(--grass);
  color: var(--cream);
  border-color: var(--line-strong);
}

.page-privacy .pv-index__link:focus-visible {
  outline: 2px solid var(--live);
  outline-offset: 1px;
}

.page-privacy .pv-index__num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--moss);
}

.page-privacy .pv-index__link.is-current {
  border-color: var(--live);
  background: var(--grass);
  color: var(--live);
}

.page-privacy .pv-index__link.is-current .pv-index__num {
  color: var(--live);
}

/* 章节 */
.page-privacy .pv-sec {
  scroll-margin-top: 96px;
  padding-bottom: clamp(34px, 5vw, 54px);
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.page-privacy .pv-sec__num {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber);
  flex: 0 0 auto;
}

.page-privacy .pv-sec__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--cream);
  margin: 0;
}

.page-privacy .pv-sec__rule {
  height: 1px;
  background: var(--moss);
  opacity: 0.55;
  margin: 0 0 22px;
}

.page-privacy .pv-sec__body > p {
  font-size: 17px;
  line-height: 1.9;
  color: var(--text);
  margin: 0 0 18px;
}

.page-privacy .pv-sec__body > p:last-child {
  margin-bottom: 0;
}

/* 条目列表 */
.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-privacy .pv-list > li {
  position: relative;
  padding: 16px 0 16px 20px;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-list > li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 28px;
  width: 8px;
  height: 1px;
  background: var(--moss);
}

.page-privacy .pv-list__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--steel);
  margin-bottom: 7px;
}

.page-privacy .pv-list > li p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  max-width: 44em;
}

/* 奶油纸横条 */
.page-privacy .pv-band {
  background: var(--cream);
  color: var(--carbon);
  border-left: 4px solid var(--amber);
  margin: 0 0 clamp(34px, 5vw, 54px);
  padding: clamp(22px, 3vw, 32px) clamp(20px, 3vw, 34px);
}

.page-privacy .pv-band p {
  margin: 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--carbon);
  max-width: 40em;
}

/* 可展开说明 */
.page-privacy .pv-fold {
  border: 1px solid var(--line);
  background: var(--surface);
  margin-top: 22px;
}

.page-privacy .pv-fold__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  transition: background 160ms var(--ease);
}

.page-privacy .pv-fold__head::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-fold__head:hover {
  background: var(--grass);
}

.page-privacy .pv-fold__head:focus-visible {
  outline: 2px solid var(--live);
  outline-offset: 1px;
}

.page-privacy .cross-mark {
  position: relative;
  width: 12px;
  height: 12px;
  flex: 0 0 12px;
}

.page-privacy .cross-mark::before,
.page-privacy .cross-mark::after {
  content: "";
  position: absolute;
  background: var(--live);
  transition: opacity 160ms var(--ease);
}

.page-privacy .cross-mark::before {
  left: 0;
  top: 5px;
  width: 12px;
  height: 1px;
}

.page-privacy .cross-mark::after {
  left: 5px;
  top: 0;
  width: 1px;
  height: 12px;
}

.page-privacy details.pv-fold[open] .cross-mark::after {
  opacity: 0;
}

.page-privacy .pv-fold__panel {
  padding: 16px 18px 20px 40px;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-fold__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
  max-width: 42em;
}

/* 底部快捷入口 */
.page-privacy .pv-foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(26px, 4vw, 42px);
  padding-top: 24px;
  border-top: 1px solid var(--line-strong);
}

/* 桌面端：章节索引竖排粘顶 */
@media (min-width: 1000px) {
  .page-privacy .pv-body {
    grid-template-columns: 178px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-privacy .pv-index__title {
    display: block;
  }

  .page-privacy .pv-index__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .pv-index__list > li + li {
    margin-top: 2px;
  }

  .page-privacy .pv-index__link {
    display: flex;
    width: 100%;
    padding: 9px 10px;
    border: 0;
    border-left: 2px solid var(--line);
    background: transparent;
    white-space: normal;
  }

  .page-privacy .pv-index__link.is-current {
    border-color: var(--line);
    border-left-color: var(--live);
    background: var(--grass);
  }
}

@media (min-width: 640px) {
  .page-privacy .pv-band {
    padding-left: clamp(24px, 3vw, 40px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index__link,
  .page-privacy .pv-fold__head,
  .page-privacy .cross-mark::before,
  .page-privacy .cross-mark::after {
    transition: none;
  }

  .page-privacy .pv-sec {
    scroll-behavior: auto;
  }
}
<<<END>>>