.page-privacy {
  --pv-measure: 74ch;
}

/* ---------- 页首 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(5, 7, 12, .5) 0%, rgba(5, 7, 12, .92) 72%, var(--ink) 100%),
    repeating-linear-gradient(90deg, rgba(36, 49, 70, .45) 0 1px, transparent 1px 96px);
  pointer-events: none;
}

.page-privacy .pv-hero__inner {
  position: relative;
  display: grid;
  gap: 14px;
  padding-top: 36px;
  padding-bottom: 32px;
}

.page-privacy .pv-hero__inner h1 {
  margin: 0;
  max-width: 20em;
  font-size: clamp(26px, 6vw, 44px);
  line-height: 1.22;
  font-weight: 900;
  letter-spacing: .02em;
  color: var(--text);
}

.page-privacy .pv-hero__inner .lead {
  max-width: 44em;
  margin: 0;
}

.page-privacy .pv-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 36px;
  margin: 4px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-facts__item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-privacy .pv-facts__label {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-privacy .pv-facts__value {
  font-size: 16px;
  font-weight: 700;
  color: var(--orange);
}

/* ---------- 骨架 ---------- */
.page-privacy .pv-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

/* ---------- 左侧条款索引 ---------- */
.page-privacy .pv-rail {
  padding: 20px 0 4px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-privacy .pv-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 18px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pv-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-privacy .pv-rail__link:hover {
  color: var(--text);
  border-color: var(--cyan);
}

.page-privacy .pv-rail__link.is-active {
  color: var(--cyan);
  border-color: var(--cyan);
  background: var(--glass);
}

.page-privacy .pv-rail__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy .pv-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-privacy .pv-rail__link.is-active .pv-rail__num {
  color: var(--gold);
}

/* ---------- 长文档主体 ---------- */
.page-privacy .pv-doc {
  min-width: 0;
  padding: 6px 0 60px;
}

.page-privacy .pv-clause {
  padding: 32px 0 30px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-privacy .pv-clause:first-child {
  border-top: 0;
  padding-top: 26px;
}

.page-privacy .pv-clause__head {
  max-width: var(--pv-measure);
  margin-bottom: 20px;
}

.page-privacy .pv-clause__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 10px;
  font-size: clamp(20px, 3.6vw, 27px);
  line-height: 1.36;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--text);
}

.page-privacy .pv-clause__num {
  flex: none;
  padding: 3px 7px;
  background: var(--cyan);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  line-height: 1.4;
}

.page-privacy .pv-clause__lead {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 四类收集 / 权利条目 ---------- */
.page-privacy .pv-def {
  margin: 0;
  max-width: var(--pv-measure);
  border-top: 1px solid var(--line);
}

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

.page-privacy .pv-def__term {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-privacy .pv-def__tag {
  padding: 2px 6px;
  border: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-privacy .pv-def__desc {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 留存轨道 ---------- */
.page-privacy .pv-track {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: var(--pv-measure);
  border-top: 1px solid var(--line);
}

.page-privacy .pv-track__item {
  display: grid;
  gap: 5px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-track__time {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-privacy .pv-track__item--live .pv-track__time {
  color: var(--orange);
  font-weight: 700;
}

.page-privacy .pv-track__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 要点列表 ---------- */
.page-privacy .pv-list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: var(--pv-measure);
}

.page-privacy .pv-list__item {
  position: relative;
  padding: 0 0 15px 20px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-privacy .pv-list__item:last-child {
  padding-bottom: 0;
}

.page-privacy .pv-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 9px;
  height: 1px;
  background: var(--cyan);
}

.page-privacy .pv-list__item strong {
  color: var(--text);
  font-weight: 700;
}

/* ---------- 提示与高亮 ---------- */
.page-privacy .pv-note {
  max-width: var(--pv-measure);
  margin: 20px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--orange);
  background: var(--panel);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.page-privacy .pv-mark {
  color: var(--orange);
  font-weight: 700;
}

/* ---------- 联系区 ---------- */
.page-privacy .pv-contact {
  display: grid;
  gap: 18px;
  margin-top: 26px;
  padding: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--glass) 0%, var(--panel) 100%);
}

.page-privacy .pv-contact__label {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-privacy .pv-contact__mail {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--cyan);
  word-break: break-all;
}

.page-privacy .pv-contact__note {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.page-privacy .pv-contact__btn {
  justify-self: start;
}

/* ---------- 延伸阅读 ---------- */
.page-privacy .pv-links {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: var(--pv-measure);
}

.page-privacy .pv-links__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.8;
}

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

.page-privacy .pv-links__item span {
  color: var(--muted);
}

/* ---------- 中等屏 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-hero__inner {
    padding-top: 52px;
    padding-bottom: 44px;
  }

  .page-privacy .pv-def__row,
  .page-privacy .pv-track__item {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-privacy .pv-def__row {
    padding: 18px 0;
  }

  .page-privacy .pv-def__term {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-privacy .pv-track__item {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-privacy .pv-contact {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 24px;
  }
}

/* ---------- 桌面：常驻左侧索引 ---------- */
@media (min-width: 1024px) {
  .page-privacy .pv-shell {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 56px;
  }

  .page-privacy .pv-rail {
    position: sticky;
    top: 96px;
    padding: 40px 24px 40px 0;
    border-bottom: 0;
    border-right: 1px solid var(--line);
  }

  .page-privacy .pv-rail__list {
    flex-direction: column;
    gap: 2px;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-privacy .pv-rail__link {
    padding: 9px 0 9px 12px;
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
    white-space: normal;
  }

  .page-privacy .pv-rail__link:hover,
  .page-privacy .pv-rail__link.is-active {
    border-left-color: var(--cyan);
    border-radius: 0;
  }

  .page-privacy .pv-rail__link.is-active {
    background: transparent;
  }

  .page-privacy .pv-doc {
    padding-top: 34px;
    padding-bottom: 90px;
  }

  .page-privacy .pv-clause {
    padding: 40px 0 36px;
  }

  .page-privacy .pv-clause:first-child {
    padding-top: 0;
  }
}
<<<END>>>