.page-privacy {
  --pv-num: 44px;
  --pv-rule: 60px;
  --pv-pad: 76px;
  --pv-rule-soft: rgba(21, 19, 15, .16);
  color: var(--text);
}

.page-privacy .hth-breadcrumb {
  padding-top: 22px;
}

/* ---------- 顶部窄幅横带 ---------- */
.privacy-hero {
  padding-bottom: 8px;
}

.privacy-band {
  position: relative;
  margin: 18px 0 0;
  height: clamp(148px, 24vw, 300px);
  border: 1px solid var(--line);
  background: var(--ink-soft);
  overflow: hidden;
}

.privacy-band__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .82;
}

.privacy-band__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  background: var(--ink);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--muted);
}

/* ---------- 导语 ---------- */
.privacy-intro {
  padding: 40px 0 34px;
  border-bottom: 1px solid var(--line);
}

.privacy-intro__eyebrow {
  color: var(--cyan);
  letter-spacing: .18em;
  margin: 0 0 12px;
}

.privacy-intro__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: 88%;
  font-size: clamp(2.1rem, 4.8vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: .01em;
  color: var(--text);
}

.privacy-intro__lead {
  margin: 0;
  max-width: 40ch;
}

.privacy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--navy);
}

.privacy-meta__item {
  flex: 1 1 150px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border-right: 1px solid var(--line);
}

.privacy-meta__item:last-child {
  border-right: 0;
}

.privacy-meta__value {
  font-size: 1.05rem;
  color: var(--cyan);
}

/* ---------- 条款列表 ---------- */
.privacy-terms {
  padding: 52px 0 12px;
}

.privacy-terms__list {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.privacy-terms__list::before {
  content: "";
  position: absolute;
  left: var(--pv-rule);
  top: 8px;
  bottom: 0;
  width: 1px;
  background: var(--line);
}

.privacy-term {
  position: relative;
  padding-left: var(--pv-pad);
  padding-bottom: 52px;
}

.privacy-term:last-child {
  padding-bottom: 0;
}

.privacy-term__num {
  position: absolute;
  left: 0;
  top: 2px;
  width: var(--pv-num);
  text-align: right;
  font-family: var(--font-num);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: .84rem;
  letter-spacing: .02em;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur-base) var(--ease);
}

.privacy-term__num:hover {
  color: var(--cyan);
}

.privacy-term__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: 88%;
  font-size: 1.2rem;
  line-height: 1.4;
  letter-spacing: .01em;
  color: var(--text);
}

.privacy-term__body p {
  margin: 0 0 14px;
  max-width: 38em;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text);
}

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

.privacy-term__body .hth-muted {
  max-width: 38em;
}

/* 四类记录 */
.privacy-fields {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.privacy-fields__row {
  display: grid;
  grid-template-columns: 6.5em 1fr;
  gap: 6px 18px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  transition: background-color var(--dur-base) var(--ease);
}

.privacy-fields__row:hover {
  background: var(--ink-soft);
}

.privacy-fields__name {
  font-size: .95rem;
  color: var(--cyan);
  letter-spacing: .02em;
}

.privacy-fields__desc {
  font-size: .95rem;
  line-height: 1.7;
  color: var(--text);
  max-width: 36em;
}

.privacy-fields__store {
  grid-column: 2;
  color: var(--muted);
}

/* 展开式操作指引 */
.privacy-detail {
  margin: 0 0 16px;
  border: 1px solid var(--line);
  background: var(--navy);
}

.privacy-detail__summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 16px;
  font-size: .92rem;
  letter-spacing: .04em;
  color: var(--cyan);
  border-bottom: 1px solid transparent;
  transition: background-color var(--dur-base) var(--ease);
}

.privacy-detail__summary::-webkit-details-marker {
  display: none;
}

.privacy-detail__summary::before {
  content: "+ ";
  font-family: var(--font-num);
  color: var(--amber);
}

.privacy-detail[open] .privacy-detail__summary {
  border-bottom-color: var(--line);
}

.privacy-detail[open] .privacy-detail__summary::before {
  content: "− ";
}

.privacy-detail__summary:hover {
  background: var(--ink-soft);
}

.privacy-detail__body {
  padding: 6px 16px 14px;
}

.privacy-steps {
  margin: 0;
}

.privacy-steps__row {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.privacy-steps__row:last-child {
  border-bottom: 0;
}

.privacy-steps__key {
  font-family: var(--font-num);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--amber);
  margin-bottom: 6px;
}

.privacy-steps__val {
  margin: 0;
  font-size: .95rem;
  line-height: 1.7;
  color: var(--text);
  max-width: 38em;
}

/* 相关页跳转 */
.privacy-crosslinks {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 44px 0 0;
  border-top: 1px solid var(--line);
}

/* ---------- 底部暖纸色块 ---------- */
.privacy-update {
  margin-top: 56px;
  background: var(--paper);
  color: var(--paper-ink);
  border-top: 1px solid var(--line);
}

.privacy-update__inner {
  position: relative;
  padding: 44px 0 52px;
  padding-left: var(--pv-pad);
}

.privacy-update__inner::before {
  content: "";
  position: absolute;
  left: var(--pv-rule);
  top: 44px;
  bottom: 52px;
  width: 1px;
  background: var(--pv-rule-soft);
}

.privacy-update__num {
  position: absolute;
  left: 0;
  top: 46px;
  width: var(--pv-num);
  text-align: right;
  font-family: var(--font-num);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: .84rem;
  letter-spacing: .02em;
  color: var(--paper-ink);
  opacity: .55;
}

.privacy-update__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: 88%;
  font-size: 1.2rem;
  line-height: 1.4;
  letter-spacing: .01em;
  color: var(--paper-ink);
}

.privacy-update__content p {
  margin: 0 0 14px;
  max-width: 38em;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--paper-ink);
}

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

.privacy-update__note {
  padding-top: 14px;
  border-top: 1px solid var(--pv-rule-soft);
  font-size: .88rem;
  opacity: .72;
}

/* ---------- 焦点反馈 ---------- */
.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 窄屏 ---------- */
@media (max-width: 640px) {
  .page-privacy {
    --pv-num: 26px;
    --pv-rule: 36px;
    --pv-pad: 50px;
  }

  .privacy-band {
    height: 150px;
  }

  .privacy-band__tag {
    font-size: .72rem;
    padding: 6px 10px;
  }

  .privacy-intro {
    padding: 30px 0 26px;
  }

  .privacy-meta__item {
    flex: 1 1 100%;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .privacy-meta__item:last-child {
    border-bottom: 0;
  }

  .privacy-terms {
    padding-top: 38px;
  }

  .privacy-term {
    padding-bottom: 42px;
  }

  .privacy-fields__row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .privacy-fields__store {
    grid-column: 1;
  }

  .privacy-update {
    margin-top: 44px;
  }

  .privacy-update__inner {
    padding: 34px 0 40px;
    padding-left: var(--pv-pad);
  }

  .privacy-update__inner::before {
    top: 34px;
    bottom: 40px;
  }

  .privacy-update__num {
    top: 36px;
  }
}

/* ---------- 中等宽度 ---------- */
@media (min-width: 641px) and (max-width: 1024px) {
  .privacy-fields__row {
    grid-template-columns: 7em 1fr;
  }
}

/* ---------- 宽屏阅读节奏 ---------- */
@media (min-width: 1200px) {
  .privacy-intro {
    padding: 52px 0 44px;
  }

  .privacy-terms {
    padding-top: 64px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-term__num,
  .page-privacy .privacy-fields__row,
  .page-privacy .privacy-detail__summary {
    transition: none;
  }
}