.page-privacy {
  --privacy-measure: 68ch;
  --privacy-rail-w: 220px;
}

.page-privacy .crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 22px 0 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-privacy .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-privacy .crumbs a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

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

/* 顶部极窄标题带 */
.page-privacy .privacy-head {
  display: grid;
  gap: 26px;
  padding: 34px 0 30px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-head__text .eyebrow {
  margin: 0 0 10px;
}

.page-privacy .privacy-head__text .h1 {
  margin: 0 0 14px;
  max-width: 22ch;
}

.page-privacy .privacy-head__text .lead {
  margin: 0;
  max-width: 60ch;
  color: var(--muted);
}

.page-privacy .privacy-head__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, var(--violet), var(--panel));
  overflow: hidden;
}

.page-privacy .privacy-head__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  opacity: 0.82;
}

/* 左侧锚点索引 + 右侧正文 */
.page-privacy .privacy-body {
  display: grid;
  gap: 26px;
  padding: 34px 0 56px;
}

.page-privacy .privacy-rail-label {
  margin: 0 0 10px;
  color: var(--muted);
}

.page-privacy .rail {
  display: flex;
  flex-direction: row;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .rail__link {
  display: block;
  flex: 0 0 auto;
  padding: 9px 14px;
  border-bottom: 2px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-privacy .rail__link:hover {
  color: var(--paper);
}

.page-privacy .rail__link.is-active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* 章节 */
.page-privacy .privacy-sections {
  min-width: 0;
}

.page-privacy .privacy-section {
  padding: 30px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 20px;
}

.page-privacy .privacy-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}

.page-privacy .privacy-section__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-privacy .privacy-section p {
  margin: 0 0 1.1em;
  max-width: var(--privacy-measure);
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--paper);
}

.page-privacy .privacy-section p:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-callout {
  border-left: 3px solid var(--cyan);
  padding: 2px 0 2px 16px;
  color: var(--paper);
}

.page-privacy .privacy-section a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .privacy-section a:hover {
  color: var(--lava);
}

/* 两类信息并列 */
.page-privacy .privacy-pair {
  display: grid;
  gap: 0;
  margin: 0 0 1.1em;
  border-top: 1px solid var(--line);
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-pair__item {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-pair__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-privacy .privacy-pair__item p {
  margin: 0;
  max-width: none;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

/* 编号清单 */
.page-privacy .privacy-list {
  list-style: none;
  counter-reset: privacy-item;
  margin: 0 0 1.1em;
  padding: 0;
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-list li {
  counter-increment: privacy-item;
  position: relative;
  padding: 13px 0 13px 42px;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  line-height: 1.75;
  color: var(--paper);
}

.page-privacy .privacy-list li:first-child {
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-list li::before {
  content: counter(privacy-item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 13px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

/* 联系方式块 */
.page-privacy .privacy-contact {
  max-width: var(--privacy-measure);
  margin: 0 0 1.1em;
  padding: 20px 22px;
  background: linear-gradient(120deg, var(--panel), var(--ink));
  border-left: 3px solid var(--lava);
}

.page-privacy .privacy-contact__label {
  margin: 0 0 6px;
  color: var(--muted);
}

.page-privacy .privacy-contact__mail {
  margin: 0 0 10px;
  max-width: none;
  font-family: var(--font-mono);
  font-size: 19px;
  letter-spacing: 0.02em;
}

.page-privacy .privacy-contact__mail a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-contact__mail a:hover {
  border-bottom-color: var(--lava);
}

.page-privacy .privacy-contact__note {
  margin: 0;
  max-width: none;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* 页底注释带 */
.page-privacy .privacy-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: baseline;
  padding: 18px 0 40px;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-foot .note-band__key {
  color: var(--muted);
  letter-spacing: 0.08em;
}

.page-privacy .privacy-foot .note-band__val {
  font-family: var(--font-mono);
  color: var(--paper);
}

/* 窄屏：索引改为横向滑动条，正文占满 */
@media (max-width: 719px) {
  .page-privacy .privacy-head {
    padding-top: 26px;
  }

  .page-privacy .privacy-head__text .h1 {
    max-width: none;
    font-size: 30px;
  }

  .page-privacy .privacy-section__title {
    font-size: 21px;
  }

  .page-privacy .privacy-section__num {
    font-size: 12px;
  }

  .page-privacy .privacy-contact {
    padding: 18px 16px;
  }

  .page-privacy .privacy-contact__mail {
    font-size: 16px;
    word-break: break-all;
  }
}

/* 桌面：左侧常驻索引入场 */
@media (min-width: 960px) {
  .page-privacy .privacy-head {
    grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr);
    align-items: end;
    gap: 44px;
    padding: 44px 0 34px;
  }

  .page-privacy .privacy-body {
    grid-template-columns: var(--privacy-rail-w) minmax(0, 1fr);
    gap: 56px;
    padding: 44px 0 72px;
  }

  .page-privacy .split__aside {
    align-self: start;
    position: sticky;
    top: 24px;
  }

  .page-privacy .rail {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
    gap: 2px;
  }

  .page-privacy .rail__link {
    border-bottom: 0;
    border-left: 2px solid var(--line);
    padding: 9px 12px;
    white-space: normal;
  }

  .page-privacy .rail__link.is-active {
    border-left-color: var(--cyan);
    border-bottom-color: transparent;
  }

  .page-privacy .privacy-pair {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .privacy-pair__item:first-child {
    padding-right: 26px;
  }

  .page-privacy .privacy-pair__item + .privacy-pair__item {
    border-left: 1px solid var(--line);
    padding-left: 26px;
  }

  .page-privacy .privacy-section {
    padding: 36px 0;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-body {
    gap: 72px;
  }
}
<<<END>>>