/* ===== 数据与隐私 · 页面专属样式 ===== */
.page-privacy {
  --pv-measure: 34em;
  --pv-num-w: 64px;
  display: block;
  background: var(--abyss-900);
  color: var(--ink);
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-privacy .pv-shell {
  width: 100%;
  max-width: 820px;
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* ── 页首 ── */
.page-privacy .pv-head {
  position: relative;
  overflow: hidden;
  padding: 28px 0 8px;
}

.page-privacy .pv-head::after {
  content: "";
  position: absolute;
  top: -90px;
  right: -150px;
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, rgba(47, 243, 214, .18), rgba(123, 92, 255, .12) 62%, transparent);
  transform: rotate(16deg);
  pointer-events: none;
}

.page-privacy .pv-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pv-title {
  margin: 0 0 18px;
  font-size: clamp(28px, 7vw, 46px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--mist-050);
}

.page-privacy .pv-lede {
  margin: 0;
  max-width: var(--pv-measure);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-dim);
}

/* ── 首图 ── */
.page-privacy .pv-figure {
  margin: 28px 0 8px;
  border: 2px solid var(--line-2);
  background: var(--abyss-700);
  box-shadow: var(--shadow-hard);
}

.page-privacy .pv-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .pv-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line-1);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--ink-mute);
}

/* ── 章节索引 ── */
.page-privacy .pv-toc {
  margin: 32px 0 0;
  border: 2px solid var(--line-2);
  background: var(--abyss-800);
}

.page-privacy .pv-toc__title {
  margin: 0;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-2);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--slate-400);
}

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

.page-privacy .pv-toc__link {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
  padding: 11px 16px;
  border-top: 1px solid var(--line-1);
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.6;
  transition: color .18s var(--ease), background-color .18s var(--ease), box-shadow .18s var(--ease);
}

.page-privacy .pv-toc__list li:first-child .pv-toc__link {
  border-top: 0;
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--mist-050);
  background: var(--abyss-600);
  box-shadow: inset 4px 0 0 var(--orange);
}

.page-privacy .pv-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan);
}

/* ── 章节骨架 ── */
.page-privacy .pv-sec {
  position: relative;
  padding: 40px 0;
}

.page-privacy .pv-sec::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--line-1);
}

.page-privacy .pv-sec::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 52px;
  height: 2px;
  background: var(--cyan);
  opacity: .7;
}

.page-privacy .pv-sec__num {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .28em;
  color: var(--cyan);
}

.page-privacy .pv-sec__body {
  max-width: var(--pv-measure);
}

.page-privacy .pv-sec__title {
  margin: 0 0 16px;
  font-size: 21px;
  line-height: 1.45;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--mist-050);
}

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

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

.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(--mist-050);
}

/* ── 三类信息卡片 ── */
.page-privacy .pv-cards {
  display: grid;
  gap: 10px;
  margin: 18px 0 20px;
}

.page-privacy .pv-card {
  border: 1px solid var(--line-2);
  border-left: 5px solid var(--line-2);
  background: var(--abyss-700);
  padding: 14px 16px;
}

.page-privacy .pv-card--a { border-left-color: var(--cyan); }
.page-privacy .pv-card--b { border-left-color: var(--violet); }
.page-privacy .pv-card--c { border-left-color: var(--plateau); }

.page-privacy .pv-card__tag {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-privacy .pv-card--b .pv-card__tag { color: var(--violet); }
.page-privacy .pv-card--c .pv-card__tag { color: var(--plateau); }

.page-privacy .pv-card .pv-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-dim);
}

/* ── 用途清单 ── */
.page-privacy .pv-list {
  margin: 18px 0 20px;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .pv-list__item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--line-1);
}

.page-privacy .pv-list__item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .pv-list__item dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

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

/* ── Cookie 分类表 ── */
.page-privacy .pv-cookie {
  margin: 18px 0 20px;
  border: 2px solid var(--line-2);
  background: var(--abyss-800);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
}

.page-privacy .pv-cookie__row {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border-top: 1px solid var(--line-1);
}

.page-privacy .pv-cookie__row:first-child {
  border-top: 0;
}

.page-privacy .pv-cookie__row--head {
  display: none;
  background: var(--abyss-700);
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--slate-400);
}

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

.page-privacy .pv-cookie__v {
  color: var(--ink-dim);
}

.page-privacy .pv-cookie__s {
  color: var(--ink-mute);
  font-size: 12px;
}

/* ── 要点列表 ── */
.page-privacy .pv-bullets {
  margin: 18px 0 20px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-privacy .pv-bullets li {
  position: relative;
  padding-left: 18px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-privacy .pv-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .8em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

.page-privacy .pv-bullets strong {
  color: var(--mist-050);
  font-weight: 700;
}

/* ── 权利行使条目 ── */
.page-privacy .pv-actions {
  display: grid;
  gap: 12px;
  margin: 18px 0 20px;
}

.page-privacy .pv-action {
  border: 1px solid var(--line-2);
  background: var(--abyss-700);
  padding: 14px 16px;
}

.page-privacy .pv-action__k {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--orange);
}

.page-privacy .pv-action p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-dim);
}

.page-privacy .pv-mail {
  font-family: var(--font-mono);
  font-size: .94em;
  color: var(--cyan);
  word-break: break-all;
}

/* ── 桌面端 ── */
@media (min-width: 720px) {
  .page-privacy .pv-list__item {
    grid-template-columns: 108px minmax(0, 1fr);
    column-gap: 16px;
    align-items: baseline;
  }

  .page-privacy .pv-cookie__row {
    grid-template-columns: 64px minmax(0, 1fr) 148px;
    column-gap: 16px;
    align-items: baseline;
  }

  .page-privacy .pv-cookie__row--head {
    display: grid;
  }

  .page-privacy .pv-cookie__s {
    font-size: 13px;
  }
}

@media (min-width: 900px) {
  .page-privacy {
    --pv-num-w: 64px;
  }

  .page-privacy .pv-head {
    padding-top: 40px;
  }

  .page-privacy .pv-sec {
    display: grid;
    grid-template-columns: var(--pv-num-w) minmax(0, 1fr);
    column-gap: 36px;
    padding: 56px 0;
  }

  .page-privacy .pv-sec__num {
    margin: 0;
    padding-top: 2px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: .34em;
    font-size: 12px;
  }

  .page-privacy .pv-sec__title {
    font-size: 22px;
  }
}

@media (max-width: 719px) {
  .page-privacy .pv-head::after {
    opacity: .5;
  }

  .page-privacy .pv-cookie__v::before,
  .page-privacy .pv-cookie__s::before {
    content: attr(data-label) " · ";
    color: var(--violet);
    font-size: 10px;
    letter-spacing: .12em;
  }

  .page-privacy .pv-figure {
    box-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link {
    transition: none;
  }
}