.page-privacy {
  --prv-measure: 760px;
  --prv-line-dark: rgba(246, 243, 236, .16);
  --prv-line-light: rgba(10, 14, 26, .14);
  background: var(--jz-ink-deep);
  color: var(--jz-paper);
  padding-bottom: 88px;
}

.page-privacy a {
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ---------- 面包屑 ---------- */
.page-privacy .prv-crumb {
  padding-top: 8px;
}

/* ---------- 首屏 ---------- */
.page-privacy .prv-hero {
  padding: 28px 0 56px;
}

.page-privacy .prv-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.page-privacy .prv-hero__title {
  font-family: var(--jz-font-head);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 3.25rem);
  letter-spacing: -.02em;
  line-height: 1.12;
  margin: 14px 0 20px;
  color: var(--jz-paper);
}

.page-privacy .prv-hero__lede {
  max-width: 40ch;
  font-family: var(--jz-font-body);
  font-size: var(--jz-step-17);
  line-height: 1.8;
  color: rgba(246, 243, 236, .82);
}

.page-privacy .prv-hero__figure {
  margin: 0;
  border-radius: var(--jz-radius);
  overflow: hidden;
  border: 1px solid var(--jz-hair);
  background: var(--jz-ink-night);
  box-shadow: var(--jz-shadow);
}

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

/* ---------- 主体两栏 ---------- */
.page-privacy .prv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.page-privacy .prv-stream {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: var(--prv-measure);
  min-width: 0;
}

/* ---------- 章节面板 ---------- */
.page-privacy .prv-chapter {
  border-radius: var(--jz-radius);
  padding: 28px 20px;
  scroll-margin-top: calc(var(--jz-header-h) + 24px);
}

.page-privacy .prv-chapter--night {
  background: var(--jz-ink-night);
  border: 1px solid var(--jz-hair);
  color: var(--jz-paper);
}

.page-privacy .prv-chapter--paper {
  background: var(--jz-paper);
  border: 1px solid rgba(10, 14, 26, .08);
  color: var(--jz-black);
}

.page-privacy .prv-chapter--night a {
  color: var(--jz-mint-text);
}

.page-privacy .prv-chapter--paper a {
  color: var(--jz-ink-night);
  text-decoration-color: var(--jz-vermillion);
}

.page-privacy .prv-chapter__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-privacy .prv-chapter__num {
  display: block;
  font-family: var(--jz-font-mono);
  font-size: var(--jz-step-20);
  font-weight: 700;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--jz-vermillion);
}

.page-privacy .prv-chapter__flow {
  min-width: 0;
}

.page-privacy .prv-chapter__title {
  font-family: var(--jz-font-head);
  font-weight: 800;
  font-size: clamp(1.375rem, 3.6vw, 1.75rem);
  letter-spacing: -.015em;
  line-height: 1.28;
  margin: 0 0 16px;
}

.page-privacy .prv-kicker {
  font-family: var(--jz-font-head);
  font-weight: 700;
  font-size: var(--jz-step-20);
  line-height: 1.55;
  margin: 0 0 22px;
  padding: 12px 16px;
  border-radius: var(--jz-radius-sm);
  border-left: 3px solid var(--jz-vermillion);
  background: rgba(43, 64, 122, .28);
}

.page-privacy .prv-chapter--paper .prv-kicker {
  background: rgba(43, 64, 122, .09);
}

.page-privacy .prv-text {
  font-family: var(--jz-font-body);
  font-size: var(--jz-step-17);
  line-height: 1.8;
  margin: 0 0 16px;
  max-width: 64ch;
}

.page-privacy .prv-text:last-child {
  margin-bottom: 0;
}

.page-privacy .prv-note {
  font-family: var(--jz-font-body);
  font-size: var(--jz-step-14);
  line-height: 1.8;
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--prv-line-light);
  color: rgba(10, 14, 26, .72);
}

/* ---------- 条目列表 ---------- */
.page-privacy .prv-facts {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-privacy .prv-facts__item {
  padding: 16px 0;
  border-top: 1px solid var(--prv-line-dark);
}

.page-privacy .prv-chapter--paper .prv-facts__item {
  border-top-color: var(--prv-line-light);
}

.page-privacy .prv-facts__item:last-child {
  padding-bottom: 0;
}

.page-privacy .prv-facts__term {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--jz-font-head);
  font-weight: 700;
  font-size: var(--jz-step-17);
  line-height: 1.5;
  margin: 0 0 8px;
}

.page-privacy .prv-facts__term::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--jz-celadon);
  transform: translateY(-2px);
}

.page-privacy .prv-facts__desc {
  font-family: var(--jz-font-body);
  font-size: var(--jz-step-17);
  line-height: 1.8;
  margin: 0;
  max-width: 64ch;
}

/* ---------- 联系方式 ---------- */
.page-privacy .prv-contact {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}

.page-privacy .prv-contact__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 12px 0;
  border-top: 1px solid var(--prv-line-light);
}

.page-privacy .prv-contact__k {
  font-family: var(--jz-font-head);
  font-weight: 700;
  font-size: var(--jz-step-14);
  letter-spacing: .04em;
  color: var(--jz-vermillion);
}

.page-privacy .prv-contact__v {
  font-family: var(--jz-font-mono);
  font-size: var(--jz-step-14);
  line-height: 1.7;
  color: var(--jz-black);
  word-break: break-word;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .prv-top-wrap {
  margin: 4px 0 0;
}

.page-privacy .prv-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--jz-hair-strong);
  font-family: var(--jz-font-head);
  font-weight: 700;
  font-size: var(--jz-step-14);
  color: var(--jz-paper);
  text-decoration: none;
  transition: background .18s var(--jz-ease), color .18s var(--jz-ease), border-color .18s var(--jz-ease);
}

.page-privacy .prv-top::after {
  content: "↑";
  font-family: var(--jz-font-mono);
  color: var(--jz-vermillion);
}

.page-privacy .prv-top:hover,
.page-privacy .prv-top:focus-visible {
  background: var(--jz-glass-bg-strong);
  border-color: var(--jz-vermillion);
  color: var(--jz-amber);
}

/* ---------- 右侧目录 ---------- */
.page-privacy .prv-toc {
  display: none;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .prv-chapter {
    padding: 38px 34px;
  }

  .page-privacy .prv-chapter__inner {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 0 20px;
  }

  .page-privacy .prv-chapter__num {
    padding-top: 8px;
    text-align: right;
  }

  .page-privacy .prv-hero {
    padding: 40px 0 64px;
  }

  .page-privacy .prv-contact__row {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-privacy .prv-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
  }
}

/* ---------- 桌面：目录常驻 ---------- */
@media (min-width: 1080px) {
  .page-privacy .prv-body {
    grid-template-columns: minmax(0, var(--prv-measure)) 216px;
    justify-content: space-between;
    gap: 56px;
  }

  .page-privacy .prv-toc {
    display: block;
    position: sticky;
    top: calc(var(--jz-header-h) + 24px);
    align-self: start;
    padding: 20px 16px;
    border-radius: var(--jz-radius);
    background: var(--jz-glass-bg);
    border: 1px solid var(--jz-hair);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }

  .page-privacy .prv-toc__title {
    margin: 0 0 12px;
    font-family: var(--jz-font-mono);
    font-size: var(--jz-step-14);
    letter-spacing: .12em;
    color: var(--jz-amber);
  }

  .page-privacy .prv-toc__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .page-privacy .prv-toc__link {
    display: block;
    padding: 7px 10px;
    border-left: 2px solid transparent;
    border-radius: var(--jz-radius-sm);
    font-family: var(--jz-font-head);
    font-size: var(--jz-step-14);
    line-height: 1.5;
    color: rgba(246, 243, 236, .74);
    text-decoration: none;
    transition: color .18s var(--jz-ease), background .18s var(--jz-ease), border-color .18s var(--jz-ease);
  }

  .page-privacy .prv-toc__link:hover,
  .page-privacy .prv-toc__link:focus-visible {
    color: var(--jz-paper);
    background: rgba(43, 64, 122, .55);
    border-left-color: var(--jz-vermillion);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .prv-top,
  .page-privacy .prv-toc__link {
    transition-duration: .09s;
  }
}