.page-privacy {
  --privacy-measure: 66ch;
  display: block;
  background: linear-gradient(180deg, var(--ink-0) 0%, var(--ink-1) 42%, var(--ink-0) 100%);
  padding-bottom: clamp(56px, 9vw, 112px);
}

/* 顶部氛围横幅 */
.page-privacy .privacy-banner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--ink-1), var(--ink-0));
}
.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: clamp(170px, 28vw, 360px);
  object-fit: cover;
  opacity: 0.55;
  max-width: 100%;
  height: auto;
}
.page-privacy .privacy-banner img {
  height: clamp(170px, 28vw, 360px);
}
.page-privacy .privacy-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(4, 5, 13, 0.45) 0%, rgba(4, 5, 13, 0.72) 52%, var(--ink-0) 100%);
}

/* 标题区 */
.page-privacy .privacy-hero {
  max-width: 860px;
  padding: clamp(22px, 4vw, 42px) 0 clamp(18px, 3vw, 30px);
}
.page-privacy .privacy-hero .page-title {
  margin: 10px 0 0;
}
.page-privacy .privacy-hero .lede {
  margin: 16px 0 0;
}

/* 主体与目录的双栏骨架 */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}
.page-privacy .privacy-body {
  max-width: var(--privacy-measure);
}

/* 编号章节 */
.page-privacy .privacy-chapter {
  scroll-margin-top: 110px;
  padding-top: clamp(26px, 3.6vw, 40px);
  border-top: 1px solid var(--line-soft);
}
.page-privacy .privacy-chapter:first-child {
  padding-top: 0;
  border-top: 0;
}
.page-privacy .privacy-chapter + .privacy-chapter {
  margin-top: clamp(6px, 1.4vw, 14px);
}
.page-privacy .privacy-chapter__title {
  display: flex;
  gap: 14px;
  align-items: baseline;
  margin: 0 0 16px;
  font-size: clamp(19px, 2.3vw, 23px);
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--white);
}
.page-privacy .privacy-chapter__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orbit);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color 240ms var(--ease), border-color 240ms var(--ease);
}
.page-privacy .privacy-chapter__num:hover,
.page-privacy .privacy-chapter__num:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* 正文 */
.page-privacy .privacy-body p {
  margin: 0 0 1.15em;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.95;
}
.page-privacy .privacy-body a {
  color: var(--nebula);
  text-decoration: underline;
  text-decoration-color: rgba(124, 107, 255, 0.5);
  text-underline-offset: 3px;
  transition: color 240ms var(--ease), text-decoration-color 240ms var(--ease);
}
.page-privacy .privacy-body a:hover,
.page-privacy .privacy-body a:focus-visible {
  color: var(--signal);
  text-decoration-color: var(--signal);
}
.page-privacy .privacy-body .mono {
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.94em;
  letter-spacing: 0.01em;
}

/* 条目列表 */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 1.3em;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-privacy .privacy-list li {
  position: relative;
  padding-left: 22px;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.9;
}
.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 10px;
  height: 1px;
  background: var(--orbit);
  opacity: 0.85;
}
.page-privacy .privacy-list strong {
  color: var(--white);
  font-weight: 600;
}

/* 关键义务句：左侧细色条 */
.page-privacy .privacy-callout {
  margin: 0 0 1.4em;
  padding: 4px 0 4px 18px;
  border-left: 2px solid var(--signal);
  color: var(--white);
  font-size: 16px;
  line-height: 1.9;
}
.page-privacy .privacy-callout--orbit {
  border-left-color: var(--orbit);
}

/* 保存期限对照 */
.page-privacy .privacy-terms {
  margin: 0 0 1.3em;
  border-top: 1px solid var(--line-soft);
}
.page-privacy .privacy-terms__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  justify-content: space-between;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-privacy .privacy-terms__key {
  color: var(--silver);
  font-size: 15px;
  line-height: 1.7;
}
.page-privacy .privacy-terms__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--white);
}

/* 章节目录 */
.page-privacy .privacy-toc {
  padding: 18px 18px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(20, 28, 74, 0.62), rgba(10, 16, 48, 0.34));
  box-shadow: var(--glow);
}
.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grid);
}
.page-privacy .privacy-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-privacy .privacy-toc__list li {
  flex: none;
}
.page-privacy .privacy-toc__link {
  display: block;
  padding: 7px 12px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  color: var(--silver);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color 240ms var(--ease), border-color 240ms var(--ease), background-color 240ms var(--ease);
}
.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--white);
  border-color: rgba(124, 107, 255, 0.65);
  background: rgba(75, 63, 228, 0.16);
}

/* 窄屏：目录提到正文之前，横向滑动 */
@media (max-width: 1039px) {
  .page-privacy .privacy-toc {
    order: -1;
  }
}

/* 宽屏：正文与目录并排，目录吸附在右侧 */
@media (min-width: 1040px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 232px;
    gap: clamp(40px, 5vw, 76px);
  }
  .page-privacy .privacy-toc {
    position: sticky;
    top: 92px;
  }
  .page-privacy .privacy-toc__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding: 0;
  }
  .page-privacy .privacy-toc__list li {
    flex: 1 1 auto;
  }
  .page-privacy .privacy-toc__link {
    border: 0;
    border-left: 2px solid var(--line-soft);
    border-radius: 0;
    padding: 7px 0 7px 13px;
    white-space: normal;
  }
  .page-privacy .privacy-toc__link:hover,
  .page-privacy .privacy-toc__link:focus-visible {
    color: var(--white);
    border-left-color: var(--signal);
    background: transparent;
  }
}

@media (min-width: 720px) {
  .page-privacy .privacy-body p,
  .page-privacy .privacy-list li,
  .page-privacy .privacy-callout {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-chapter__num,
  .page-privacy .privacy-body a,
  .page-privacy .privacy-toc__link {
    transition: none;
  }
}