.page-privacy {
  --pv-line: rgba(14, 59, 51, 0.14);
  --pv-line-strong: rgba(14, 59, 51, 0.28);
  --pv-tint: #E7EEF1;
  --pv-tint-soft: #F1F5F7;
  --pv-ink-soft: #3D4B48;
  background-color: var(--paper);
  padding-bottom: 3.5rem;
}

.page-privacy .pv-top {
  padding-top: 1.5rem;
}

/* ---------- 首屏 ---------- */

.page-privacy .pv-hero {
  display: grid;
  gap: 1.75rem;
  margin-top: 1rem;
  padding-top: 1.25rem;
  border-top: 2px solid var(--winter);
}

.page-privacy .pv-hero__lead h1 {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.9rem, 6vw, 3.25rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--ink-green);
  max-width: 22ch;
}

.page-privacy .pv-hero__lead .lede {
  max-width: 62ch;
  color: var(--pv-ink-soft);
}

.page-privacy .pv-hero__side {
  background: var(--pv-tint);
  border: 1px solid var(--pv-line);
  border-left: 4px solid var(--winter-ice);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem 1.25rem;
  box-shadow: var(--shadow-paper);
}

.page-privacy .pv-side-label {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-green);
  opacity: 0.75;
}

.page-privacy .pv-toc {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-privacy .pv-toc a {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.45rem 0.5rem;
  border-radius: 8px;
  color: var(--ink);
  font-size: 0.94rem;
  line-height: 1.55;
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease;
}

.page-privacy .pv-toc a:hover,
.page-privacy .pv-toc a:focus-visible {
  background: var(--card);
  color: var(--ink-green);
}

.page-privacy .pv-toc__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
}

/* ---------- 信息流向图 ---------- */

.page-privacy .pv-flow {
  margin: 2.5rem 0 0;
}

.page-privacy .pv-flow__frame {
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.page-privacy .pv-flow figcaption {
  margin: 0.9rem auto 0;
  max-width: 66ch;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--muted);
  text-align: center;
}

/* ---------- 条款 ---------- */

.page-privacy .pv-clauses {
  display: grid;
  gap: 2rem;
  margin-top: 3rem;
}

.page-privacy .pv-clause {
  border-top: 2px solid var(--pv-line-strong);
  padding-top: 1.35rem;
  scroll-margin-top: 1.5rem;
}

.page-privacy .pv-clause__summary {
  margin: 0 0 1.1rem;
  padding: 0.6rem 0.9rem;
  background: var(--pv-tint-soft);
  border-radius: 8px;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.65;
  color: var(--pv-ink-soft);
}

.page-privacy .pv-clause--shade {
  background: var(--pv-tint);
  border-top-color: transparent;
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.2rem 1.6rem;
  box-shadow: var(--shadow-paper);
}

.page-privacy .pv-clause--shade .pv-clause__summary {
  background: transparent;
  padding: 0 0 0 0.9rem;
  border-radius: 0;
  border-left: 4px solid var(--winter-ice);
}

.page-privacy .pv-clause__grid {
  display: grid;
  gap: 1rem;
}

.page-privacy .pv-clause__mark {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.page-privacy .pv-clause__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink-green);
  background: var(--winter);
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
}

.page-privacy .pv-clause__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.28rem;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--ink-green);
}

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

.page-privacy .pv-clause__body p {
  margin: 0 0 0.9rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink);
}

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

.page-privacy .pv-clause__body a {
  color: var(--ink-green);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 列表 ---------- */

.page-privacy .pv-list {
  list-style: none;
  margin: 1rem 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--winter-ice);
}

.page-privacy .pv-list strong {
  color: var(--ink-green);
  font-weight: 700;
}

/* ---------- 渠道卡片 ---------- */

.page-privacy .pv-channels {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}

.page-privacy .pv-channel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem 0.9rem;
  padding: 0.9rem 1rem;
  background: var(--card);
  border: 1px solid var(--pv-line);
  border-left: 3px solid var(--winter-ice);
  border-radius: var(--radius);
}

.page-privacy .pv-channel__label {
  flex: 0 0 100%;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pv-channel__value {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-privacy .pv-copy {
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--pv-line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--ink-green);
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.page-privacy .pv-copy:hover,
.page-privacy .pv-copy:focus-visible {
  background: var(--ink-green);
  border-color: var(--ink-green);
  color: var(--on-dark-strong);
}

/* ---------- 收尾 ---------- */

.page-privacy .pv-outro {
  margin-top: 3rem;
  padding: 1.6rem 1.35rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, var(--ink-green) 0%, var(--ink-deep) 100%);
  color: var(--on-dark);
}

.page-privacy .pv-outro h2 {
  margin: 0 0 0.7rem;
  font-family: var(--font-heading);
  font-size: 1.22rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--on-dark-strong);
}

.page-privacy .pv-outro p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-privacy .pv-outro a {
  color: var(--winter-ice);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-privacy .pv-channel__label {
    flex: 0 0 6rem;
  }

  .page-privacy .pv-clause__summary {
    font-size: 1.02rem;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-clause__grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 8fr);
    gap: 2.5rem;
    align-items: start;
  }

  .page-privacy .pv-clause__mark {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    position: sticky;
    top: 1.5rem;
  }

  .page-privacy .pv-clause--shade {
    padding: 1.8rem 1.75rem;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pv-top {
    padding-top: 2.25rem;
  }

  .page-privacy .pv-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 3rem;
    align-items: start;
  }

  .page-privacy .pv-clause {
    padding-top: 1.7rem;
  }

  .page-privacy .pv-outro {
    padding: 2rem 2.25rem;
  }
}

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