.page-privacy {
  --pp-measure: 40em;
  --pp-gap: 40px;
  display: block;
  background: var(--bg);
}

/* ---------- 首屏框景 ---------- */
.page-privacy .pp-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line-soft);
  background: radial-gradient(120% 120% at 82% 0%, var(--glow) 0%, transparent 62%), var(--bg);
}

.page-privacy .pp-hero__img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
  filter: grayscale(0.4) brightness(0.7) contrast(1.12);
}

.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(6, 7, 10, 0.42) 0%, rgba(6, 7, 10, 0.82) 62%, var(--bg) 100%);
}

.page-privacy .pp-hero__inner {
  position: relative;
  z-index: 2;
  padding: 44px 0 40px;
}

.page-privacy .pp-hero h1 {
  margin: 14px 0 16px;
  font-size: 34px;
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--text);
  max-width: 20em;
}

.page-privacy .pp-hero .lead {
  margin: 0;
  max-width: 34em;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pp-doc {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap);
  padding: 36px 0 72px;
}

.page-privacy .pp-body {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-privacy .pp-sec {
  padding-bottom: 32px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--line-faint);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-privacy .pp-sec:last-of-type {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .pp-sec__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  font-size: 22px;
  line-height: 1.32;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .pp-sec__num {
  flex: none;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--brand-a);
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--brand-a-tint);
  transform: translateY(-2px);
}

.page-privacy .pp-sec__lead {
  margin: 0 0 18px;
  padding-left: 14px;
  border-left: 3px solid var(--brand-a);
  font-size: 17px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--text);
}

.page-privacy .pp-body p {
  margin: 0 0 14px;
  max-width: var(--pp-measure);
  font-size: 16px;
  line-height: 1.82;
  color: var(--muted);
}

.page-privacy .pp-sec__lead + p,
.page-privacy .pp-body p:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-link {
  color: var(--brand-a);
  text-decoration: none;
  border-bottom: 1px solid var(--brand-a-tint);
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-privacy .pp-link:hover,
.page-privacy .pp-link:focus-visible {
  color: var(--brand-a-hi);
  border-bottom-color: var(--brand-a-hi);
}

.page-privacy .pp-link:focus-visible {
  outline: 1px solid var(--brand-a-hi);
  outline-offset: 3px;
}

/* ---------- 条目清单 ---------- */
.page-privacy .pp-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  border-top: 1px solid var(--line-faint);
  max-width: var(--pp-measure);
}

.page-privacy .pp-list li {
  position: relative;
  padding: 11px 0 11px 24px;
  border-bottom: 1px solid var(--line-faint);
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 10px;
  height: 1px;
  background: var(--brand-c);
}

.page-privacy .pp-list b {
  display: inline-block;
  margin-right: 8px;
  color: var(--text);
  font-weight: 600;
}

/* ---------- 强调条款 ---------- */
.page-privacy .pp-note {
  margin: 20px 0 0;
  padding: 16px 18px;
  max-width: var(--pp-measure);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand-a);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-privacy .pp-note p {
  margin: 0;
  max-width: none;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-privacy .pp-note__k {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-a);
}

.page-privacy .pp-note__mail {
  margin-bottom: 8px !important;
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--brand-c);
  word-break: break-all;
}

.page-privacy .pp-note--contact {
  border-left-color: var(--brand-c);
  background: linear-gradient(180deg, var(--panel-2) 0%, var(--panel) 100%);
}

/* ---------- 右侧章节目录 ---------- */
.page-privacy .pp-toc {
  align-self: start;
  border-top: 1px solid var(--line-soft);
  padding-top: 22px;
}

.page-privacy .pp-toc__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.page-privacy .pp-toc__list a {
  display: block;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-faint);
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color 180ms var(--ease), padding-left 180ms var(--ease);
}

.page-privacy .pp-toc__list a:hover,
.page-privacy .pp-toc__list a:focus-visible {
  color: var(--brand-a);
  padding-left: 6px;
  outline: none;
}

.page-privacy .pp-toc__num {
  display: inline-block;
  min-width: 26px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--brand-b);
}

.page-privacy .pp-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-privacy .pp-top:hover,
.page-privacy .pp-top:focus-visible {
  color: var(--brand-a);
  border-color: var(--brand-a);
  transform: translateY(-1px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-hero__inner {
    padding: 64px 0 56px;
  }

  .page-privacy .pp-hero h1 {
    font-size: 44px;
  }

  .page-privacy .pp-hero .lead {
    font-size: 17px;
  }

  .page-privacy .pp-sec__title {
    font-size: 26px;
  }

  .page-privacy .pp-doc {
    padding: 48px 0 88px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pp-doc {
    grid-template-columns: minmax(0, 640px) 208px;
    justify-content: center;
    column-gap: 72px;
    row-gap: 0;
    padding: 72px 0 104px;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    border-top: 0;
    border-left: 1px solid var(--line-soft);
    padding: 4px 0 0 20px;
  }

  .page-privacy .pp-sec {
    padding-bottom: 40px;
    margin-bottom: 44px;
  }
}

@media (min-width: 1240px) {
  .page-privacy .pp-hero h1 {
    font-size: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__list a,
  .page-privacy .pp-top,
  .page-privacy .pp-link {
    transition: none;
  }

  .page-privacy .pp-top:hover,
  .page-privacy .pp-toc__list a:hover {
    transform: none;
  }
}