/* ===== 数据与隐私 · 页面专属样式 ===== */

.page-privacy {
  background: var(--paper);
  color: var(--ink);
}

/* --- 首屏 --- */
.page-privacy .pv-hero {
  position: relative;
  border-top: 2px solid var(--navy);
  padding: 30px 0 0;
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 104px;
  height: 2px;
  background: var(--grass);
}

.page-privacy .pv-hero .breadcrumbs {
  margin-bottom: 22px;
}

.page-privacy .pv-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--slate);
}

.page-privacy .pv-eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--red);
}

.page-privacy .pv-title {
  margin: 0 0 18px;
  max-width: 22ch;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 50px);
  line-height: 1.16;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-privacy .pv-lede {
  margin: 0 0 32px;
  max-width: 56ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--slate);
}

.page-privacy .pv-banner {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--navy);
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 5;
  object-fit: cover;
}

.page-privacy .pv-banner__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 8px 16px;
  background: var(--navy);
  color: var(--bright);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
}

/* --- 主体编排 --- */
.page-privacy .pv-body {
  padding: 44px 0 8px;
}

.page-privacy .pv-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

/* --- 章节目录 --- */
.page-privacy .pv-toc {
  border-top: 2px solid var(--navy);
  padding-top: 14px;
}

.page-privacy .pv-toc__hd {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--slate);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 12px;
}

.page-privacy .pv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 5px 0 5px 9px;
  border-left: 2px solid transparent;
  font-size: 13px;
  line-height: 1.5;
  color: var(--slate);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--grass-deep);
  border-left-color: var(--grass);
}

.page-privacy .pv-toc__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--grass);
  letter-spacing: 0.04em;
}

/* --- 正文 --- */
.page-privacy .pv-doc {
  max-width: 68ch;
  min-width: 0;
}

.page-privacy .pv-sec {
  padding: 30px 0 6px;
  border-top: 1px solid var(--sand);
  scroll-margin-top: 24px;
}

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

.page-privacy .pv-sec__no {
  flex: none;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 32px;
  line-height: 1;
  color: var(--grass);
  letter-spacing: 0.01em;
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(20px, 3.6vw, 25px);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-privacy .pv-p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-privacy .pv-doc a {
  color: var(--grass-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--grass-soft);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .pv-doc a:hover,
.page-privacy .pv-doc a:focus-visible {
  color: var(--red);
  border-bottom-color: var(--red);
}

/* --- 编号条目 --- */
.page-privacy .pv-list {
  list-style: none;
  counter-reset: pv-item;
  margin: 0 0 18px;
  padding: 0;
}

.page-privacy .pv-list > li {
  counter-increment: pv-item;
  position: relative;
  margin-bottom: 13px;
  padding: 0 3.4em 0 2.6em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .pv-list > li::before {
  content: counter(pv-item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.24em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--grass);
}

.page-privacy .pv-list > li[data-sec]::after {
  content: attr(data-sec);
  position: absolute;
  right: 0;
  top: 0.28em;
  padding: 0 4px;
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--slate);
  opacity: 0;
  transform: translateX(5px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-privacy .pv-list > li[data-sec]:hover::after,
.page-privacy .pv-list > li[data-sec]:focus-within::after {
  opacity: 1;
  transform: translateX(0);
}

/* --- 术语与期限标记 --- */
.page-privacy .pv-gloss {
  display: inline-block;
  padding: 0 8px;
  background: var(--sand);
  border-radius: 3px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-privacy .pv-term {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--navy);
  border-bottom: 1px dotted var(--grass);
  white-space: nowrap;
}

/* --- 提示牌 --- */
.page-privacy .pv-note {
  margin: 0 0 16px;
  padding: 4px 18px;
  background: var(--bright);
  border-left: 3px solid var(--amber);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-privacy .pv-note .pv-p {
  margin: 12px 0;
  font-size: 15px;
  color: var(--slate);
}

/* --- 返回顶部 --- */
.page-privacy .pv-toplink {
  display: inline-flex;
  align-items: center;
  margin-top: 24px;
  padding: 10px 20px;
  border: 1px solid var(--navy);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid var(--navy);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .pv-toplink:hover,
.page-privacy .pv-toplink:focus-visible {
  background: var(--navy);
  color: var(--bright);
  border-bottom-color: var(--navy);
}

/* --- 平板与桌面 --- */
@media (min-width: 700px) {
  .page-privacy .pv-hero {
    padding-top: 38px;
  }

  .page-privacy .pv-lede {
    font-size: 18px;
  }

  .page-privacy .pv-body {
    padding-top: 52px;
  }
}

@media (min-width: 980px) {
  .page-privacy .pv-grid {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: 60px;
    align-items: start;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 26px;
  }

  .page-privacy .pv-toc__list {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .page-privacy .pv-sec {
    padding-top: 36px;
  }

  .page-privacy .pv-sec__no {
    font-size: 38px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__list a,
  .page-privacy .pv-list > li[data-sec]::after,
  .page-privacy .pv-toplink,
  .page-privacy .pv-doc a {
    transition: none;
  }

  .page-privacy .pv-list > li[data-sec]::after {
    transform: none;
  }
}