.page-privacy {
  --pv-paper: #F2E9D8;
  --pv-ink: #1B1410;
  --pv-rule: rgba(27, 20, 16, 0.16);
  --pv-rule-soft: rgba(27, 20, 16, 0.10);
  --pv-soft: rgba(27, 20, 16, 0.78);
  --pv-dim: rgba(27, 20, 16, 0.52);
  --pv-mark: #0E8A5F;
  --pv-orange: #C4571A;

  background: var(--pv-paper);
  color: var(--pv-ink);
  font-family: var(--font-body);
  padding-bottom: 0;
}

/* ---------- 首屏横幅 ---------- */
.page-privacy .pv-hero {
  margin: 0;
  position: relative;
  background: linear-gradient(125deg, #2A1350 0%, #070B1F 62%);
  line-height: 0;
}

.page-privacy .pv-hero img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 14 / 5;
  object-fit: cover;
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumbs {
  padding: 26px 0 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--pv-dim);
}

.page-privacy .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .breadcrumbs li {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
}

.page-privacy .breadcrumbs li + li::before {
  content: "/";
  margin: 0 9px;
  color: rgba(27, 20, 16, 0.3);
}

.page-privacy .breadcrumbs a {
  color: var(--pv-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-privacy .breadcrumbs a:hover {
  color: var(--pv-ink);
  border-bottom-color: var(--pv-mark);
}

.page-privacy .breadcrumbs [aria-current="page"] {
  color: var(--pv-ink);
  font-weight: 600;
}

/* ---------- 导语区 ---------- */
.page-privacy .pv-intro {
  padding: 40px 0 68px;
  border-bottom: 1px solid var(--pv-rule);
}

.page-privacy .pv-intro__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--pv-dim);
  margin: 0 0 22px;
}

.page-privacy .pv-intro__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 7vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 26px;
  max-width: 17ch;
  color: var(--pv-ink);
}

.page-privacy .pv-intro__lead {
  font-size: 15.5px;
  line-height: 1.95;
  max-width: 34em;
  margin: 0 0 14px;
  color: var(--pv-soft);
}

.page-privacy .pv-intro__lead + .pv-intro__lead {
  margin-bottom: 22px;
}

.page-privacy .pv-intro__mono {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--pv-dim);
  margin: 0;
  padding-top: 18px;
  border-top: 1px dashed var(--pv-rule);
  max-width: 34em;
}

/* ---------- 主体双栏 ---------- */
.page-privacy .pv-body {
  padding: 0 0 96px;
}

.page-privacy .pv-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 44px;
  padding-top: 56px;
}

.page-privacy .pv-doc {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-privacy .pv-sec {
  border-top: 1px solid var(--pv-rule);
  padding-top: 26px;
  scroll-margin-top: calc(var(--header-h-solid) + 24px);
}

.page-privacy .pv-sec + .pv-sec {
  margin-top: 60px;
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 22px;
}

.page-privacy .pv-sec__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--pv-orange);
  margin: 0;
  flex: none;
}

.page-privacy .pv-sec h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 4.6vw, 27px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--pv-ink);
}

.page-privacy .pv-sub {
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--pv-dim);
  margin: 26px 0 12px;
}

.page-privacy .pv-sub:first-of-type {
  margin-top: 0;
}

.page-privacy .pv-p {
  font-size: 15px;
  line-height: 1.95;
  max-width: 36em;
  margin: 0 0 16px;
  color: var(--pv-soft);
}

.page-privacy .pv-p--link {
  margin-top: 26px;
}

.page-privacy .pv-p a {
  color: var(--pv-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--pv-mark);
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-privacy .pv-p a:hover {
  color: var(--pv-mark);
  padding-left: 3px;
}

.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
  display: grid;
  gap: 15px;
  max-width: 36em;
}

.page-privacy .pv-list > li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--pv-soft);
}

.page-privacy .pv-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.86em;
  width: 11px;
  height: 1px;
  background: rgba(27, 20, 16, 0.42);
}

.page-privacy .k {
  border-bottom: 2px solid var(--pv-mark);
  padding-bottom: 1px;
}

.page-privacy .num {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--pv-ink);
}

/* ---------- 折叠说明 ---------- */
.page-privacy .pv-fold {
  margin-top: 22px;
  max-width: 36em;
  border-top: 1px dashed var(--pv-rule);
  padding-top: 14px;
}

.page-privacy .pv-fold summary {
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--pv-dim);
  padding-left: 18px;
  position: relative;
  transition: color 0.2s var(--ease);
}

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

.page-privacy .pv-fold summary::before {
  content: "+";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.4;
  color: var(--pv-orange);
}

.page-privacy .pv-fold summary:hover {
  color: var(--pv-ink);
}

.page-privacy .pv-fold[open] {
  border-left: 2px solid var(--pv-orange);
  border-top-color: var(--pv-rule-soft);
  padding-left: 14px;
}

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

.page-privacy .pv-fold .pv-p {
  margin: 12px 0 0;
  font-size: 14px;
  color: var(--pv-soft);
}

/* ---------- 联系卡片 ---------- */
.page-privacy .pv-contact {
  max-width: 36em;
  border: 1px solid var(--pv-ink);
  background: rgba(27, 20, 16, 0.03);
  margin: 22px 0 0;
}

.page-privacy .pv-contact__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 15px 18px;
}

.page-privacy .pv-contact__row + .pv-contact__row {
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .pv-contact__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pv-dim);
}

.page-privacy .pv-contact__val {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pv-ink);
  word-break: break-word;
  overflow-wrap: anywhere;
}

/* ---------- 右侧章节刻度 ---------- */
.page-privacy .pv-toc {
  display: none;
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-intro {
    padding: 52px 0 76px;
  }

  .page-privacy .pv-contact__row {
    grid-template-columns: 118px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

/* ---------- 桌面双栏 ---------- */
@media (min-width: 920px) {
  .page-privacy .pv-body__grid {
    grid-template-columns: minmax(0, 1fr) 122px;
    gap: 68px;
  }

  .page-privacy .pv-toc {
    display: block;
    position: sticky;
    top: calc(var(--header-h-solid) + 30px);
    align-self: start;
    border-left: 1px solid var(--pv-rule);
    padding-left: 15px;
  }

  .page-privacy .pv-toc__title {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--pv-dim);
    margin: 0 0 16px;
  }

  .page-privacy .pv-toc__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 15px;
  }

  .page-privacy .pv-toc__list a {
    display: block;
    text-decoration: none;
    transition: transform 0.2s var(--ease), color 0.2s var(--ease);
  }

  .page-privacy .pv-toc__no {
    display: block;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.1em;
    color: var(--pv-orange);
    margin-bottom: 3px;
  }

  .page-privacy .pv-toc__label {
    display: block;
    font-size: 11.5px;
    line-height: 1.5;
    color: var(--pv-dim);
  }

  .page-privacy .pv-toc__list a:hover {
    transform: translateX(4px);
  }

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

/* ---------- 大屏 ---------- */
@media (min-width: 1200px) {
  .page-privacy .pv-body__grid {
    grid-template-columns: minmax(0, 1fr) 148px;
    gap: 84px;
  }

  .page-privacy .pv-sec + .pv-sec {
    margin-top: 72px;
  }
}

/* ---------- 目标章节高亮 ---------- */
.page-privacy .pv-sec:target {
  border-top-color: var(--pv-mark);
}

.page-privacy .pv-sec:target .pv-sec__no {
  color: var(--pv-mark);
}

/* ---------- 减少动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__list a,
  .page-privacy .pv-p a,
  .page-privacy .breadcrumbs a {
    transition: none;
  }
}
</main>