.page-privacy {
  padding-bottom: 88px;
}

/* ---------- 顶部标题区 ---------- */

.page-privacy .pv-head {
  position: relative;
  overflow: hidden;
  padding: 28px 0 44px;
  border-bottom: 1px solid var(--star);
}

.page-privacy .pv-head__tex {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-privacy .pv-head__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-privacy .pv-head__tex::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, var(--void) 0%, rgba(7, 11, 31, 0.62) 46%, rgba(7, 11, 31, 0.96) 100%),
    linear-gradient(180deg, rgba(7, 11, 31, 0.35) 0%, var(--void) 100%);
}

.page-privacy .pv-head__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .pv-head__title {
  margin: 14px 0 18px;
  color: var(--warm);
  font-size: clamp(2.6rem, 11vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.page-privacy .pv-head__lead {
  max-width: 60ch;
  color: var(--silver);
  font-size: var(--fs-1);
  line-height: 1.9;
}

/* ---------- 目录 + 正文骨架 ---------- */

.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding-top: 40px;
}

.page-privacy .pv-toc {
  border-left: 1px solid var(--star);
  padding-left: 16px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--lilac);
  text-transform: uppercase;
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .pv-toc__item + .pv-toc__item {
  margin-top: 8px;
}

.page-privacy .pv-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 5px 0;
  color: var(--silver);
  font-size: 0.92rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-privacy .pv-toc__link .num {
  color: var(--lilac);
  font-size: 0.78rem;
  opacity: 0.75;
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--warm);
}

.page-privacy .pv-toc__link:hover .num,
.page-privacy .pv-toc__link:focus-visible .num {
  opacity: 1;
}

.page-privacy .pv-doc {
  max-width: 720px;
}

/* ---------- 章节 ---------- */

.page-privacy .pv-sec {
  margin-bottom: 52px;
  scroll-margin-top: 24px;
}

.page-privacy .pv-sec__title {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 18px;
  padding-left: 15px;
  font-size: var(--fs-2);
  line-height: 1.4;
  color: var(--warm);
  letter-spacing: -0.01em;
}

.page-privacy .pv-sec__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.28em;
  width: 3px;
  height: 0.85em;
  border-radius: 999px;
  background: var(--lilac);
  opacity: 0.55;
}

.page-privacy .pv-sec:nth-child(2) .pv-sec__title::before { height: 1em; }
.page-privacy .pv-sec:nth-child(3) .pv-sec__title::before { height: 1.15em; }
.page-privacy .pv-sec:nth-child(4) .pv-sec__title::before { height: 1.3em; }
.page-privacy .pv-sec:nth-child(5) .pv-sec__title::before { height: 1.45em; }

.page-privacy .pv-sec__num {
  font-size: 0.85rem;
  color: var(--lilac);
  opacity: 0.8;
}

.page-privacy .pv-sec__body p {
  margin: 0 0 16px;
  color: var(--silver);
  font-size: var(--fs-1);
  line-height: 1.9;
}

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

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

.page-privacy .pv-sec__body a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .pv-sec__body a:hover,
.page-privacy .pv-sec__body a:focus-visible {
  color: var(--warm);
}

/* ---------- 两类信息卡片 ---------- */

.page-privacy .pv-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 22px 0 4px;
}

.page-privacy .pv-card {
  padding: 18px 16px;
  background: var(--galaxy);
  border: 1px solid var(--star);
  border-left: 3px solid var(--pv-c, var(--lilac));
  border-radius: var(--radius-m);
}

.page-privacy .pv-card--a { --pv-c: var(--cyan); }
.page-privacy .pv-card--b { --pv-c: var(--nebula); }

.page-privacy .pv-card__title {
  margin: 0 0 12px;
  color: var(--warm);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.5;
}

.page-privacy .pv-card__list {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
}

.page-privacy .pv-card__list li {
  position: relative;
  padding-left: 15px;
  margin-bottom: 8px;
  color: var(--silver);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-privacy .pv-card__list li:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 6px;
  height: 1px;
  background: var(--pv-c, var(--lilac));
}

.page-privacy .pv-card__foot {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--star);
  color: var(--lilac);
  font-size: 0.82rem;
  line-height: 1.7;
}

/* ---------- 用途清单 ---------- */

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

.page-privacy .pv-uses li {
  --pv-u: var(--lilac);
  padding: 14px 16px;
  background: var(--galaxy);
  border-left: 3px solid var(--pv-u);
  border-radius: var(--radius-s);
}

.page-privacy .pv-uses li:nth-child(1) { --pv-u: var(--cyan); }
.page-privacy .pv-uses li:nth-child(2) { --pv-u: var(--nebula); }
.page-privacy .pv-uses li:nth-child(3) { --pv-u: var(--amber); }
.page-privacy .pv-uses li:nth-child(4) { --pv-u: var(--lilac); }

.page-privacy .pv-uses__tag {
  display: inline-block;
  margin-bottom: 8px;
  padding: 2px 10px;
  border: 1px solid currentColor;
  border-radius: 999px;
  color: var(--pv-u);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  opacity: 0.9;
}

.page-privacy .pv-uses p {
  margin: 0;
  color: var(--silver);
  font-size: 0.94rem;
  line-height: 1.85;
}

/* ---------- 保存期限 ---------- */

.page-privacy .pv-keep {
  margin: 22px 0 22px;
  padding: 0;
  border-top: 1px solid var(--star);
}

.page-privacy .pv-keep__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--star);
}

.page-privacy .pv-keep__row dt {
  color: var(--warm);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.6;
}

.page-privacy .pv-keep__row dd {
  margin: 0;
  color: var(--silver);
  font-size: 0.92rem;
  line-height: 1.85;
}

/* ---------- 三步选择 ---------- */

.page-privacy .pv-steps {
  list-style: none;
  margin: 24px 0 22px;
  padding: 0;
  counter-reset: pvstep;
}

.page-privacy .pv-steps li {
  position: relative;
  counter-increment: pvstep;
  padding: 0 0 0 44px;
  margin-bottom: 22px;
}

.page-privacy .pv-steps li:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-steps li::before {
  content: counter(pvstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  width: 30px;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--nebula);
  letter-spacing: 0.02em;
}

.page-privacy .pv-steps li::after {
  content: "";
  position: absolute;
  left: 0;
  top: 30px;
  bottom: -18px;
  width: 1px;
  background: var(--star);
}

.page-privacy .pv-steps li:last-child::after {
  display: none;
}

.page-privacy .pv-steps__title {
  margin: 0 0 6px;
  color: var(--warm);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.6;
}

.page-privacy .pv-steps p {
  margin: 0;
  color: var(--silver);
  font-size: 0.94rem;
  line-height: 1.85;
}

/* ---------- 本地存储要点 ---------- */

.page-privacy .pv-bullets {
  list-style: none;
  margin: 20px 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-bullets li {
  position: relative;
  padding-left: 18px;
  color: var(--silver);
  font-size: 0.95rem;
  line-height: 1.85;
}

.page-privacy .pv-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--lilac);
  border-radius: 2px;
  opacity: 0.75;
}

/* ---------- 页尾收束 ---------- */

.page-privacy .pv-foot {
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid var(--star);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-privacy .pv-foot__box {
  max-width: 60ch;
}

.page-privacy .pv-foot__line {
  margin: 0 0 16px;
  color: var(--warm);
  font-size: 0.98rem;
  line-height: 1.9;
}

.page-privacy .pv-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

.page-privacy .pv-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  padding: 8px 16px;
  border: 1px solid var(--star);
  border-radius: 999px;
  color: var(--silver);
  font-size: 0.86rem;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pv-top__arrow {
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-privacy .pv-top:hover,
.page-privacy .pv-top:focus-visible {
  color: var(--warm);
  border-color: var(--lilac);
}

/* ---------- 桌面端 ---------- */

@media (min-width: 768px) {
  .page-privacy .pv-head {
    padding: 40px 0 58px;
  }

  .page-privacy .pv-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-privacy .pv-card {
    padding: 22px 20px;
  }

  .page-privacy .pv-keep__row {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
    padding: 16px 0;
  }

  .page-privacy .pv-foot {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }

  .page-privacy .pv-top {
    align-self: auto;
    flex: none;
  }
}

@media (min-width: 1024px) {
  .page-privacy {
    padding-bottom: 120px;
  }

  .page-privacy .pv-layout {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 56px;
    padding-top: 56px;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 32px;
    align-self: start;
  }

  .page-privacy .pv-sec {
    margin-bottom: 64px;
  }

  .page-privacy .pv-sec__title {
    font-size: var(--fs-3);
    margin-bottom: 22px;
  }

  .page-privacy .pv-sec__body {
    counter-reset: pvpara;
    padding-left: 2.6rem;
  }

  .page-privacy .pv-sec__body > p {
    position: relative;
  }

  .page-privacy .pv-sec__body > p::before {
    counter-increment: pvpara;
    content: counter(pvpara, decimal-leading-zero);
    position: absolute;
    left: -2.6rem;
    top: 0.5em;
    width: 2rem;
    text-align: right;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    color: var(--lilac);
    opacity: 0;
    transition: opacity 0.2s var(--ease);
  }

  .page-privacy .pv-sec__body > p:hover::before {
    opacity: 0.85;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link,
  .page-privacy .pv-top,
  .page-privacy .pv-sec__body > p::before {
    transition: none;
  }
}