.page-privacy {
  --pv-rail: 238px;
  --pv-gap: 34px;
  --pv-top: 88px;
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  padding: 92px 0 54px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(760px 380px at 12% -8%, rgba(47, 227, 208, 0.16), transparent 64%),
    radial-gradient(620px 320px at 88% 2%, rgba(255, 138, 61, 0.10), transparent 62%),
    linear-gradient(180deg, var(--bg-mid), var(--bg-deep) 80%);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(30, 46, 74, 0.62) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(30, 46, 74, 0.42) 0 1px, transparent 1px 72px);
  opacity: 0.45;
  pointer-events: none;
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.page-privacy .pv-hero__text {
  min-width: 0;
}

.page-privacy .pv-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.04;
  font-size: clamp(34px, 6.4vw, 62px);
}

.page-privacy .pv-hero__lede {
  max-width: 54ch;
  margin: 18px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink);
}

.page-privacy .pv-hero__points {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-hero__points li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.68;
  color: var(--muted);
}

.page-privacy .pv-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  border-radius: 1px;
}

.page-privacy .pv-hero__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-indigo);
  box-shadow: 0 24px 52px -34px rgba(0, 0, 0, 0.92);
}

.page-privacy .pv-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pv-body {
  padding: 46px 0 76px;
}

.page-privacy .pv-body__grid {
  display: grid;
  gap: var(--pv-gap);
}

/* ---------- 粘性目录 ---------- */
.page-privacy .pv-toc {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-mid);
  padding: 18px 14px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 14px;
  padding-left: 10px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 2px;
}

.page-privacy .pv-toc__link {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 10px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--ink);
  background: rgba(47, 227, 208, 0.08);
  border-left-color: var(--cyan);
}

.page-privacy .pv-toc__num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan);
}

.page-privacy .pv-toc__label {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-privacy .pv-chapters {
  display: grid;
  gap: 44px;
  min-width: 0;
}

.page-privacy .pv-chapter {
  position: relative;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
  min-width: 0;
}

.page-privacy .pv-chapter::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 76px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(47, 227, 208, 0));
  transition: width 0.2s ease;
}

.page-privacy .pv-chapter.is-lit {
  border-top-color: rgba(47, 227, 208, 0.42);
}

.page-privacy .pv-chapter.is-lit::before {
  width: 132px;
}

.page-privacy .pv-chapter__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}

.page-privacy .pv-chapter__num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-privacy .pv-chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  font-size: clamp(22px, 3.4vw, 30px);
}

.page-privacy .pv-chapter__anchor {
  color: inherit;
  text-decoration: none;
  border-bottom: 2px solid rgba(47, 227, 208, 0);
  transition: border-color 0.15s ease;
}

.page-privacy .pv-chapter__anchor:hover,
.page-privacy .pv-chapter__anchor:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-privacy .pv-summary {
  margin: 18px 0 0;
  padding: 14px 16px 14px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: linear-gradient(90deg, rgba(47, 227, 208, 0.07), rgba(10, 18, 36, 0));
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-privacy .pv-text {
  max-width: 68ch;
  margin: 18px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink);
}

.page-privacy .pv-text p {
  margin: 0 0 1em;
}

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

/* ---------- 信息分类定义列表 ---------- */
.page-privacy .pv-facts {
  margin: 22px 0 0;
  display: grid;
}

.page-privacy .pv-facts__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

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

.page-privacy .pv-facts dt {
  font-family: var(--font-num);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cyan-soft);
}

.page-privacy .pv-facts dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--ink);
}

/* ---------- 用途列表 ---------- */
.page-privacy .pv-uses {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-uses__item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(14, 31, 58, 0.55);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.page-privacy .pv-uses__mark {
  padding-top: 2px;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
}

.page-privacy .pv-uses__body strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .pv-uses__body span {
  display: block;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 表格：移动端卡片化 ---------- */
.page-privacy .pv-table-wrap {
  margin: 22px 0 0;
}

.page-privacy .pv-table {
  display: block;
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
  line-height: 1.7;
}

.page-privacy .pv-table thead {
  display: none;
}

.page-privacy .pv-table tbody,
.page-privacy .pv-table tr,
.page-privacy .pv-table td {
  display: block;
  width: 100%;
}

.page-privacy .pv-table tr {
  margin-bottom: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(14, 31, 58, 0.6);
}

.page-privacy .pv-table td {
  padding: 0;
  overflow-wrap: break-word;
}

.page-privacy .pv-table td + td {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed rgba(30, 46, 74, 0.9);
}

.page-privacy .pv-table td::before {
  content: attr(data-label);
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pv-table td + td::before {
  color: var(--orange);
}

/* ---------- 刻度分隔线 ---------- */
.page-privacy .pv-divider {
  height: 10px;
  margin: 30px 0 24px;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 12px);
  background-repeat: repeat-x;
  background-position: center;
  background-size: 12px 10px;
}

.page-privacy .pv-tick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-tick__item {
  position: relative;
  padding-left: 24px;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}

.page-privacy .pv-tick__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 10px;
  height: 10px;
  border: 1px solid var(--cyan);
  border-radius: 2px;
}

/* ---------- 用户操作清单 ---------- */
.page-privacy .pv-actions {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
}

.page-privacy .pv-actions li {
  position: relative;
  padding: 15px 0 15px 26px;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.74;
  color: var(--ink);
}

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

.page-privacy .pv-actions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.32em;
  width: 11px;
  height: 2px;
  background: var(--cyan);
}

.page-privacy .pv-actions strong {
  font-weight: 700;
  color: var(--cyan-soft);
}

.page-privacy .pv-actions a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 208, 0.36);
  transition: border-color 0.15s ease;
}

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

/* ---------- 延伸阅读 ---------- */
.page-privacy .pv-more {
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-more__title {
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pv-more__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-more__list a {
  display: block;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(27, 31, 75, 0.36);
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.6;
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.15s ease, background-color 0.15s ease;
}

.page-privacy .pv-more__list a:hover,
.page-privacy .pv-more__list a:focus-visible {
  border-color: var(--cyan);
  background: rgba(27, 31, 75, 0.62);
  transform: translateY(-2px);
}

/* ---------- 中屏 ---------- */
@media (min-width: 760px) {
  .page-privacy .pv-facts__row {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    padding: 18px 0;
  }

  .page-privacy .pv-table {
    display: table;
  }

  .page-privacy .pv-table thead {
    display: table-header-group;
  }

  .page-privacy .pv-table tbody {
    display: table-row-group;
  }

  .page-privacy .pv-table tr {
    display: table-row;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
  }

  .page-privacy .pv-table th,
  .page-privacy .pv-table td {
    display: table-cell;
    width: auto;
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
    text-align: left;
  }

  .page-privacy .pv-table td + td {
    margin-top: 0;
    padding-top: 14px;
    border-top: 0;
  }

  .page-privacy .pv-table td::before {
    display: none;
  }

  .page-privacy .pv-table thead th {
    font-family: var(--font-num);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--cyan);
    background: var(--bg-indigo);
  }

  .page-privacy .pv-table tbody tr:hover td {
    background: rgba(47, 227, 208, 0.05);
  }
}

/* ---------- 宽屏：粘性目录 + 窄栏长文 ---------- */
@media (min-width: 980px) {
  .page-privacy .pv-hero {
    padding: 108px 0 66px;
  }

  .page-privacy .pv-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: 48px;
    align-items: center;
  }

  .page-privacy .pv-hero__inner > .breadcrumb {
    grid-column: 1 / -1;
  }

  .page-privacy .pv-hero__text {
    grid-column: 1;
    grid-row: 2;
  }

  .page-privacy .pv-hero__figure {
    grid-column: 2;
    grid-row: 2;
  }
}

@media (min-width: 1020px) {
  .page-privacy .pv-body {
    padding: 62px 0 96px;
  }

  .page-privacy .pv-body__grid {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: var(--pv-top);
    padding: 20px 14px;
  }

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

  .page-privacy .pv-chapters {
    gap: 58px;
  }

  .page-privacy .pv-text {
    font-size: 16px;
  }
}

/* ---------- 降级动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-chapter::before,
  .page-privacy .pv-toc__link,
  .page-privacy .pv-uses__item,
  .page-privacy .pv-more__list a,
  .page-privacy .pv-chapter__anchor,
  .page-privacy .pv-actions a {
    transition: none;
  }

  .page-privacy .pv-more__list a:hover,
  .page-privacy .pv-more__list a:focus-visible {
    transform: none;
  }

  .page-privacy .pv-chapter.is-lit::before {
    width: 76px;
  }
}