.page-privacy {
  --pv-line: rgba(42, 52, 72, 0.72);
  --pv-measure: 68ch;
  --pv-note-bg: rgba(27, 44, 80, 0.5);
  padding-block: 0;
}

.page-privacy .pv-shell {
  padding-block: 1.5rem 4.5rem;
  overflow-wrap: break-word;
}

.page-privacy a:focus-visible,
.page-privacy button:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */

.page-privacy .pv-hero {
  display: grid;
  gap: 1.75rem;
  padding-top: 1.5rem;
}

.page-privacy .pv-hero__intro {
  max-width: 36rem;
}

.page-privacy .pv-hero .page-title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 2.1rem;
  line-height: 1.1;
  margin: 0.6rem 0 0;
  color: var(--mist-050);
}

.page-privacy .pv-hero .page-lead {
  margin: 1rem 0 0;
  max-width: 40rem;
  color: var(--mist-500);
  font-size: 1rem;
  line-height: 1.8;
}

.page-privacy .pv-hero__fig {
  margin: 0;
  border: var(--hair);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(27, 44, 80, 0.85), rgba(6, 11, 22, 0.15)),
    var(--carbon-900);
  box-shadow: var(--shadow-panel);
}

.page-privacy .pv-hero__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  opacity: 0.94;
}

.page-privacy .pv-hero__cap {
  padding: 0.6rem 0.9rem 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--mist-500);
  border-top: var(--hair-soft);
}

/* ---------- 章节索引 ---------- */

.page-privacy .pv-toc {
  margin-top: 2.75rem;
  padding: 1.25rem 1.25rem 1.5rem;
  border: var(--hair);
  border-radius: var(--radius);
  background: var(--carbon-900);
  box-shadow: var(--shadow-micro);
}

.page-privacy .pv-toc .eyebrow {
  margin: 0;
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
  counter-reset: none;
}

.page-privacy .pv-toc__list li {
  margin: 0;
}

.page-privacy .pv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  padding: 0.4rem 0;
  color: var(--mist-050);
  text-decoration: none;
  font-size: 0.94rem;
  line-height: 1.5;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease-out), border-color 0.16s var(--ease-out);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--cyan-400);
  border-bottom-color: var(--slate-700);
}

.page-privacy .pv-toc__list .num {
  color: var(--cyan-400);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  flex: 0 0 auto;
}

/* ---------- 正文长文 ---------- */

.page-privacy .pv-doc {
  margin-top: 2.75rem;
}

.page-privacy .pv-sec {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: 0.9rem;
  padding-block: 2rem;
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: 7rem;
}

.page-privacy .pv-sec:first-child {
  border-top: none;
  padding-top: 0.25rem;
}

.page-privacy .pv-sec__no {
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
  padding-top: 0.3rem;
}

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

.page-privacy .pv-sec__title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 1.28rem;
  line-height: 1.3;
  color: var(--mist-050);
  margin: 0 0 1.1rem;
}

.page-privacy .pv-sec__title::before {
  content: "";
  display: block;
  width: 2.25rem;
  height: 2px;
  background: var(--cyan-400);
  margin-bottom: 0.85rem;
}

.page-privacy .pv-body {
  max-width: var(--pv-measure);
  color: var(--mist-500);
  font-size: 1rem;
  line-height: 1.85;
}

.page-privacy .pv-body p {
  margin: 0 0 1rem;
}

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

.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  max-width: var(--pv-measure);
  display: grid;
  gap: 0.9rem;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--mist-500);
  font-size: 1rem;
  line-height: 1.8;
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--cyan-400);
  opacity: 0.85;
}

.page-privacy .pv-list strong {
  color: var(--mist-050);
  font-weight: 600;
}

.page-privacy .pv-note {
  margin: 1.25rem 0 0;
  padding: 0.9rem 1.15rem;
  max-width: var(--pv-measure);
  background: var(--pv-note-bg);
  border-left: 3px solid var(--cyan-400);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--mist-050);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-privacy .pv-link {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(38, 227, 212, 0.42);
  transition: border-color 0.16s var(--ease-out);
}

.page-privacy .pv-link:hover {
  border-bottom-color: var(--cyan-400);
}

/* ---------- 页尾 ---------- */

.page-privacy .pv-tail {
  margin-top: 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--pv-line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem 1rem;
}

.page-privacy .pv-tail__note {
  flex: 1 1 20rem;
  margin: 0;
  color: var(--mist-500);
  font-size: 0.86rem;
  line-height: 1.75;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-privacy .pv-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.35rem 1.75rem;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-shell {
    padding-block: 2rem 6rem;
  }

  .page-privacy .pv-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 3rem;
    padding-top: 2.5rem;
  }

  .page-privacy .pv-hero .page-title {
    font-size: 2.75rem;
  }

  .page-privacy .pv-sec {
    grid-template-columns: 5rem minmax(0, 1fr);
    gap: 2rem;
    padding-block: 2.75rem;
  }

  .page-privacy .pv-sec__no {
    font-size: 1.6rem;
    letter-spacing: 0.06em;
  }

  .page-privacy .pv-sec__title {
    font-size: 1.6rem;
  }
}

@media (min-width: 1200px) {
  .page-privacy .pv-doc {
    margin-top: 3.25rem;
  }

  .page-privacy .pv-hero .page-title {
    font-size: 3rem;
  }
}

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