.page-privacy {
  --pv-measure: 68ch;
  --pv-index-col: 208px;
  display: block;
  background: var(--bg);
  color: var(--paper);
}

.page-privacy a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--ink);
}

.page-privacy .pv-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  opacity: 0.34;
  filter: saturate(0.65);
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(18, 17, 15, 0.6) 0%, rgba(14, 26, 22, 0.88) 64%, var(--bg) 100%);
  pointer-events: none;
}

.page-privacy .pv-hero-inner {
  position: relative;
  z-index: 2;
  padding: 62px 20px 46px;
}

.page-privacy .pv-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: clamp(32px, 8.6vw, 56px);
  line-height: 1.06;
  color: var(--paper);
}

.page-privacy .pv-lede {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 17px;
  line-height: 1.75;
  color: rgba(242, 239, 230, 0.8);
}

.page-privacy .pv-hero .breadcrumb {
  margin-top: 26px;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pv-body {
  padding: 0 20px 76px;
}

.page-privacy .doc-layout {
  max-width: 1020px;
  margin: 0 auto;
}

/* ---------- 章节索引 ---------- */
.page-privacy .doc-index {
  padding: 26px 0 30px;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .doc-index-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--rock);
}

.page-privacy .doc-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
}

.page-privacy .doc-index-list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 10px;
  border-left: 2px solid var(--line-soft);
  color: var(--pale);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.45;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.page-privacy .doc-index-list a:hover,
.page-privacy .doc-index-list a:focus-visible {
  color: var(--lime);
  border-left-color: var(--lime);
  background: rgba(198, 255, 61, 0.06);
}

.page-privacy .doc-index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--rock);
}

.page-privacy .doc-index-list a:hover .doc-index-num,
.page-privacy .doc-index-list a:focus-visible .doc-index-num {
  color: var(--lime);
}

.page-privacy .doc-index-foot {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.8;
  letter-spacing: 0.04em;
  color: var(--rock);
  overflow-wrap: anywhere;
}

/* ---------- 说明正文 ---------- */
.page-privacy .doc-article {
  max-width: var(--pv-measure);
}

.page-privacy .doc-section {
  padding: 34px 0;
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-privacy .doc-section:first-child {
  padding-top: 8px;
}

.page-privacy .doc-section + .doc-section {
  border-top: 1px solid var(--line-soft);
}

.page-privacy .doc-num {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--lime);
}

.page-privacy .doc-num::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: linear-gradient(90deg, rgba(198, 255, 61, 0.5), rgba(198, 255, 61, 0));
}

.page-privacy .doc-section h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: clamp(23px, 5.4vw, 32px);
  line-height: 1.22;
  color: var(--paper);
}

.page-privacy .doc-article > .doc-section > p {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.75;
  color: rgba(242, 239, 230, 0.84);
}

.page-privacy .doc-article > .doc-section > p:last-child {
  margin-bottom: 0;
}

/* ---------- 条目定义块 ---------- */
.page-privacy .pv-defs {
  margin: 20px 0 18px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .pv-def {
  padding: 15px 18px;
  background: linear-gradient(180deg, rgba(42, 59, 50, 0.46), rgba(42, 59, 50, 0.16));
  border-left: 2px solid var(--moss);
  transition: border-color 180ms ease, background-color 180ms ease;
}

.page-privacy .pv-def:hover {
  border-left-color: var(--lime);
  background: linear-gradient(180deg, rgba(42, 59, 50, 0.6), rgba(42, 59, 50, 0.24));
}

.page-privacy .pv-def dt {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.page-privacy .pv-def dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(242, 239, 230, 0.82);
}

/* ---------- 内联链接与延伸块 ---------- */
.page-privacy .pv-link {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 61, 0.38);
  transition: border-color 180ms ease, color 180ms ease;
}

.page-privacy .pv-link:hover {
  border-bottom-color: var(--lime);
}

.page-privacy .pv-cross {
  margin-top: 26px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--orange);
  border-radius: var(--radius);
  background: rgba(18, 17, 15, 0.72);
}

.page-privacy .pv-cross-title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-privacy .pv-cross p:not(.pv-cross-title) {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(242, 239, 230, 0.82);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-privacy .pv-hero-inner {
    padding: 92px calc(16px) 66px calc(16px + var(--rail-w));
  }

  .page-privacy .pv-body {
    padding: 0 16px 110px calc(16px + var(--rail-w));
  }

  .page-privacy .doc-layout {
    display: grid;
    grid-template-columns: var(--pv-index-col) minmax(0, 1fr);
    gap: 56px;
  }

  .page-privacy .doc-index {
    position: sticky;
    top: calc(var(--bar-h) + 28px);
    align-self: start;
    padding: 4px 0 0;
    border-bottom: 0;
  }

  .page-privacy .doc-index-list {
    grid-template-columns: 1fr;
  }

  .page-privacy .doc-section {
    padding: 42px 0 46px;
  }

  .page-privacy .doc-section:first-child {
    padding-top: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .doc-index-list a,
  .page-privacy .pv-def,
  .page-privacy .pv-link {
    transition: none;
  }
}