.page-privacy {
  --pv-accent: #0E7F78;
  --pv-gold-deep: #A8791A;
  --pv-ink-soft: #55617A;
  --pv-hair: rgba(22, 35, 61, 0.14);
  --pv-hair-soft: rgba(22, 35, 61, 0.08);
  background: var(--ink-deep);
  color: var(--text);
  padding-bottom: 56px;
}

/* ---------- 页头 ---------- */
.page-privacy .pv-hero {
  position: relative;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(61, 224, 208, 0.1), transparent 60%),
    linear-gradient(180deg, rgba(18, 42, 85, 0.6), rgba(11, 27, 58, 0) 72%);
  padding: 20px 0 0;
}

.page-privacy .pv-hero__in {
  display: grid;
  gap: 14px;
}

.page-privacy .pv-hero .breadcrumb {
  margin-bottom: 2px;
}

.page-privacy .pv-hero h1 {
  margin: 0;
  font-size: clamp(34px, 9vw, 78px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--text);
}

.page-privacy .pv-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .pv-hero__meta {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-privacy .pv-hero__meta li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-privacy .pv-hero__meta a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 224, 208, 0.4);
}

.page-privacy .pv-dot {
  width: 5px;
  height: 5px;
  background: var(--gold);
  flex: none;
}

.page-privacy .pv-hero__art {
  position: relative;
  margin-top: 10px;
  border: 1px solid var(--line);
  border-bottom: 0;
  overflow: hidden;
}

.page-privacy .pv-hero__art::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 16, 36, 0.1), rgba(6, 16, 36, 0.7));
  z-index: 1;
  pointer-events: none;
}

.page-privacy .pv-hero__art img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
}

/* ---------- 双栏正文 ---------- */
.page-privacy .pv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  padding-top: 22px;
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc {
  position: sticky;
  top: 8px;
  z-index: 3;
  background: var(--ink-void);
  border: 1px solid var(--line);
  padding: 12px 14px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

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

.page-privacy .pv-toc__list li {
  flex: none;
}

.page-privacy .pv-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--text);
  border-color: var(--cyan);
  background: rgba(61, 224, 208, 0.08);
}

.page-privacy .pv-toc__n {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
}

.page-privacy .pv-toc__foot {
  display: none;
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

.page-privacy .pv-toc__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 224, 208, 0.4);
}

/* ---------- 阅读面板 ---------- */
.page-privacy .pv-doc {
  position: relative;
  color: var(--paper-ink);
  border-left: 4px solid var(--ink-deep);
  box-shadow: inset 0 0 0 1px rgba(22, 35, 61, 0.08);
  padding: 6px 18px 26px;
}

.page-privacy .pv-doc::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background:
    repeating-linear-gradient(90deg, var(--ink-deep) 0 2px, transparent 2px 10px);
  opacity: 0.9;
}

.page-privacy .pv-sec {
  padding: 26px 0 6px;
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .pv-sec:first-of-type {
  border-top: 0;
  padding-top: 18px;
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.page-privacy .pv-sec__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--pv-gold-deep);
  padding-top: 4px;
  border-top: 2px solid var(--gold);
  flex: none;
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-size: clamp(19px, 4.6vw, 26px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--paper-ink);
}

.page-privacy .pv-sec__sub {
  margin: 22px 0 8px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--pv-accent);
}

.page-privacy .pv-sec__body p {
  margin: 0 0 12px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: #26324a;
}

.page-privacy .pv-sec__body a {
  color: var(--pv-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 127, 120, 0.45);
}

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

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

.page-privacy .pv-doc__end {
  margin-top: 20px;
  padding: 12px 14px;
  border-left: 3px solid var(--gold);
  background: rgba(245, 197, 66, 0.12);
  font-size: 14px;
  line-height: 1.7;
  max-width: 68ch;
  color: #26324a;
}

/* ---------- 两类信息 ---------- */
.page-privacy .pv-duo {
  display: grid;
  gap: 14px;
  margin: 16px 0 18px;
}

.page-privacy .pv-duo__card {
  border: 1px solid var(--pv-hair);
  background: rgba(255, 255, 255, 0.55);
  padding: 16px 16px 14px;
  border-top: 2px solid var(--pv-accent);
}

.page-privacy .pv-duo__label {
  margin: 0 0 10px !important;
  font-family: var(--font-mono);
  font-size: 11px !important;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pv-accent) !important;
}

.page-privacy .pv-duo__note {
  margin: 12px 0 0 !important;
  font-size: 13px !important;
  line-height: 1.7 !important;
  color: var(--pv-ink-soft) !important;
  border-top: 1px dashed var(--pv-hair);
  padding-top: 10px;
}

/* ---------- 列表 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: #26324a;
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 1px;
  background: var(--pv-accent);
}

.page-privacy .pv-list--lined {
  gap: 0;
  margin: 8px 0 14px;
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .pv-list--lined li {
  padding: 10px 0 10px 16px;
  border-bottom: 1px solid var(--pv-hair-soft);
}

.page-privacy .pv-list--lined li::before {
  top: 18px;
  width: 8px;
  background: var(--gold);
}

/* ---------- 用途三段 ---------- */
.page-privacy .pv-uses {
  list-style: none;
  margin: 14px 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: pvuse;
}

.page-privacy .pv-uses li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 12px 14px;
  border-left: 2px solid var(--pv-accent);
  background: rgba(22, 35, 61, 0.04);
}

.page-privacy .pv-uses__n {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--pv-accent);
}

.page-privacy .pv-uses__t {
  margin: 0 0 4px !important;
  font-weight: 700;
  font-size: 15px !important;
  color: var(--paper-ink) !important;
}

.page-privacy .pv-uses li p {
  margin: 0 !important;
  font-size: 14px !important;
  line-height: 1.75 !important;
}

/* ---------- 对外提供 ---------- */
.page-privacy .pv-share {
  display: grid;
  gap: 0;
  margin: 14px 0 16px;
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .pv-share__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pv-hair);
}

.page-privacy .pv-share__row p {
  margin: 0 !important;
  font-size: 14px !important;
  line-height: 1.78 !important;
}

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

/* ---------- 保存期限 ---------- */
.page-privacy .pv-keep {
  list-style: none;
  margin: 14px 0 16px;
  padding: 0;
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .pv-keep li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3px;
  padding: 11px 0;
  border-bottom: 1px solid var(--pv-hair-soft);
}

.page-privacy .pv-keep__k {
  font-size: 14px;
  font-weight: 700;
  color: var(--paper-ink);
}

.page-privacy .pv-keep__v {
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--pv-accent);
}

/* ---------- 操作流程 ---------- */
.page-privacy .pv-flow {
  list-style: none;
  margin: 16px 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: pvflow;
}

.page-privacy .pv-flow li {
  position: relative;
  padding: 14px 14px 12px;
  border: 1px solid var(--pv-hair);
  background: rgba(255, 255, 255, 0.5);
}

.page-privacy .pv-flow li::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--pv-accent), rgba(61, 224, 208, 0.2));
}

.page-privacy .pv-flow__n {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--pv-gold-deep);
  margin-bottom: 6px;
}

.page-privacy .pv-flow__t {
  margin: 0 0 4px !important;
  font-weight: 700;
  font-size: 14px !important;
  color: var(--paper-ink) !important;
}

.page-privacy .pv-flow li p {
  margin: 0 !important;
  font-size: 13.5px !important;
  line-height: 1.72 !important;
}

/* ---------- 折叠 ---------- */
.page-privacy .pv-fold {
  margin: 14px 0 4px;
  border: 1px solid var(--pv-hair);
  border-left: 3px solid var(--cyan);
  background: rgba(61, 224, 208, 0.06);
}

.page-privacy .pv-fold summary {
  cursor: pointer;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--paper-ink);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-privacy .pv-fold summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-fold summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--pv-accent);
  line-height: 1;
}

.page-privacy .pv-fold[open] summary::after {
  content: "–";
}

.page-privacy .pv-fold p {
  margin: 0 !important;
  padding: 0 14px 14px;
  font-size: 14px !important;
  line-height: 1.78 !important;
  color: #26324a;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-duo {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    align-items: start;
  }

  .page-privacy .pv-duo__card--offset {
    margin-top: 22px;
  }

  .page-privacy .pv-uses li {
    grid-template-columns: 64px minmax(0, 1fr);
    align-items: start;
    gap: 12px;
    padding: 14px 16px;
  }

  .page-privacy .pv-uses__n {
    padding-top: 2px;
  }

  .page-privacy .pv-share__row {
    grid-template-columns: 112px minmax(0, 1fr);
    align-items: start;
    gap: 16px;
  }

  .page-privacy .pv-keep li {
    grid-template-columns: 200px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-privacy .pv-flow {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .page-privacy .pv-doc {
    padding: 8px 30px 34px;
  }
}

/* ---------- 桌面：左侧目录常驻 ---------- */
@media (min-width: 1000px) {
  .page-privacy .pv-hero {
    padding-top: 26px;
  }

  .page-privacy .pv-body {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 44px;
    padding-top: 32px;
  }

  .page-privacy .pv-toc {
    top: 24px;
    padding: 18px 16px;
  }

  .page-privacy .pv-toc__list {
    display: block;
    overflow: visible;
  }

  .page-privacy .pv-toc__list li + li {
    margin-top: 2px;
  }

  .page-privacy .pv-toc__list a {
    display: flex;
    width: 100%;
    padding: 8px 8px 8px 10px;
    border: 0;
    border-left: 1px solid var(--line);
    font-size: 13px;
    white-space: normal;
  }

  .page-privacy .pv-toc__list a:hover,
  .page-privacy .pv-toc__list a:focus-visible {
    border-left: 2px solid var(--gold);
    background: rgba(245, 197, 66, 0.07);
  }

  .page-privacy .pv-toc__foot {
    display: block;
  }

  .page-privacy .pv-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-privacy .pv-sec {
    padding-top: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__list a,
  .page-privacy .pv-fold summary {
    transition: none;
  }
}