.page-privacy {
  --pv-measure: 60ch;
  --pv-aside: 190px;
  background: var(--paper-100);
}

/* ---------- 首屏：对角色块切割 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--paper-100);
  padding: 34px 0 54px;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: auto -20% -58% 40%;
  height: 152%;
  background: linear-gradient(150deg, rgba(18, 200, 214, .26), rgba(18, 200, 214, 0) 68%);
  transform: skewX(-13deg);
  pointer-events: none;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-500) 0 16%, var(--cyan-500) 16% 34%, rgba(18, 200, 214, 0) 34%);
  pointer-events: none;
}

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

.page-privacy .pv-hero .breadcrumb {
  margin-bottom: 20px;
  color: rgba(246, 241, 231, .58);
  font-size: 13px;
}

.page-privacy .pv-hero .breadcrumb a {
  color: var(--cyan-300);
  text-decoration: none;
}

.page-privacy .pv-hero .breadcrumb a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pv-hero .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan-300);
}

.page-privacy .pv-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(30px, 8.4vw, 52px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--paper-0);
}

.page-privacy .pv-hero .lead {
  margin: 18px 0 0;
  max-width: 44ch;
  font-size: 17px;
  line-height: 1.78;
  color: rgba(246, 241, 231, .82);
}

.page-privacy .pv-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 页内目录 ---------- */
.page-privacy .pv-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 0 4px;
}

.page-privacy .pv-toc a {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-pill);
  background: var(--paper-0);
  color: var(--ink-700);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease), color .2s var(--ease);
}

.page-privacy .pv-toc a:hover {
  border-color: var(--cyan-500);
  color: var(--ink-900);
}

.page-privacy .pv-toc a[aria-current="true"] {
  border-color: var(--cyan-500);
  background: rgba(18, 200, 214, .12);
  color: var(--ink-900);
}

/* ---------- 章节骨架 ---------- */
.page-privacy .pv-sec {
  padding: 42px 0;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .pv-sec--plain {
  border-top: 0;
  padding-top: 30px;
}

.page-privacy .pv-sec-grid {
  display: grid;
  gap: 12px;
}

.page-privacy .pv-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--cyan-500);
}

.page-privacy .pv-note {
  margin: 8px 0 0;
  max-width: 34ch;
  font-size: 13px;
  line-height: 1.65;
  color: var(--slate-600);
}

.page-privacy .pv-body h2 {
  margin: 0 0 14px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(22px, 5.4vw, 28px);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--char-800);
}

.page-privacy .pv-rule {
  margin: 0 0 18px;
  padding: 13px 16px;
  border-left: 3px solid var(--cyan-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(18, 200, 214, .08);
  color: var(--ink-900);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.7;
}

.page-privacy .pv-body p {
  margin: 0 0 14px;
  max-width: var(--pv-measure);
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--slate-600);
}

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

.page-privacy .pv-body strong {
  color: var(--char-800);
}

.page-privacy .pv-body a {
  color: var(--ink-700);
  text-decoration: underline;
  text-decoration-color: var(--cyan-500);
  text-underline-offset: 3px;
}

.page-privacy .pv-body a:hover {
  color: var(--ink-900);
}

.page-privacy .mono {
  font-family: var(--font-mono);
  font-size: .94em;
  letter-spacing: .01em;
  color: var(--ink-700);
}

/* ---------- 列表 ---------- */
.page-privacy .pv-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  max-width: var(--pv-measure);
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 11px;
  font-size: 16.5px;
  line-height: 1.76;
  color: var(--slate-600);
}

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

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 5px;
  top: .74em;
  width: 8px;
  height: 8px;
  border: 2px solid var(--cyan-500);
  border-radius: 50%;
}

.page-privacy .pv-list--gold li::before {
  border-color: var(--gold-500);
  background: rgba(216, 160, 60, .18);
}

/* ---------- 结论区：图文错位 ---------- */
.page-privacy .pv-summary-split {
  display: grid;
  gap: 22px;
}

.page-privacy .pv-figure {
  margin: 0;
}

.page-privacy .pv-figure .figure-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--ink-700);
}

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

.page-privacy .pv-figure .figure-cap {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate-600);
}

/* ---------- 可展开操作 ---------- */
.page-privacy .pv-details {
  margin-bottom: 12px;
  padding: 14px 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--paper-0);
  transition: border-color .2s var(--ease);
}

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

.page-privacy .pv-details summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink-900);
}

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

.page-privacy .pv-details summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan-500);
}

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

.page-privacy .pv-details p {
  margin: 12px 0 2px;
  max-width: var(--pv-measure);
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--slate-600);
}

/* ---------- 页尾说明块 ---------- */
.page-privacy .pv-foot-note {
  margin: 8px 0 12px;
  padding: 22px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--paper-0);
}

.page-privacy .pv-foot-note p {
  margin: 0;
  max-width: 74ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate-600);
}

/* ---------- 桌面：轨道旁的画册版式 ---------- */
@media (min-width: 820px) {
  .page-privacy .pv-hero {
    padding: 52px 0 76px;
  }

  .page-privacy .pv-summary-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, .8fr);
    gap: 34px;
    align-items: start;
  }

  .page-privacy .pv-sec {
    padding: 56px 0;
  }

  .page-privacy .pv-sec--plain {
    padding-top: 38px;
  }

  .page-privacy .pv-sec-grid {
    grid-template-columns: var(--pv-aside) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-privacy .pv-body h2 {
    margin-top: -4px;
  }

  .page-privacy .pv-details {
    padding: 16px 22px;
  }

  .page-privacy .pv-foot-note {
    padding: 26px 28px;
  }
}

@media (min-width: 1100px) {
  .page-privacy .pv-sec-grid {
    margin-left: 5%;
  }

  .page-privacy .pv-toc {
    padding-top: 28px;
  }

  .page-privacy .pv-hero .lead {
    font-size: 18px;
  }
}