.page-privacy {
  --pv-measure: 46rem;
  --pv-numcol: 5.25rem;
  --pv-row-gap: 1.25rem;
  display: block;
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* 头部 */
.page-privacy .pv-masthead {
  padding: clamp(28px, 6vw, 64px) 0 clamp(20px, 4vw, 32px);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-masthead__lede {
  max-width: 52rem;
  margin-top: 18px;
  color: var(--paper);
}

.page-privacy .pv-masthead__meta {
  margin-top: 20px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

/* 横幅 */
.page-privacy .pv-banner {
  margin: clamp(24px, 4vw, 40px) 0 0;
  border: 1px solid var(--line);
  background: var(--ink-2);
  box-shadow: 4px 4px 0 0 var(--ink-2), 8px 8px 0 0 var(--line);
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
}

/* 布局 */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 48px);
  margin-top: clamp(32px, 6vw, 64px);
}

.page-privacy .pv-body {
  max-width: var(--pv-measure);
  min-width: 0;
}

/* 目录 */
.page-privacy .pv-toc {
  min-width: 0;
}

.page-privacy .pv-toc__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-privacy .pv-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-toc__link {
  display: block;
  padding: 6px 0 6px 12px;
  border-left: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-privacy .pv-toc__link:hover {
  color: var(--paper);
}

.page-privacy .pv-toc__link.is-active {
  color: var(--gold);
  border-left: 2px solid var(--gold);
  padding-left: 11px;
}

/* 条款 */
.page-privacy .pv-clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pv-row-gap);
  padding: clamp(28px, 4vw, 40px) 0;
}

.page-privacy .pv-clause + .pv-clause {
  border-top: 1px dashed var(--line);
}

.page-privacy .pv-clause__no {
  align-self: start;
  justify-self: start;
  margin: 0;
  padding: 7px 10px;
  border: 1px solid var(--line);
  background: var(--ink-2);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1;
  letter-spacing: 0.18em;
  color: var(--gold);
}

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

.page-privacy .pv-clause__title {
  margin: 0 0 16px;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .pv-subhead {
  margin: 26px 0 10px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--gold-bright);
}

.page-privacy .pv-text {
  margin: 0 0 14px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--paper);
}

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

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

.page-privacy .pv-text a:hover {
  color: var(--gold-bright);
}

.page-privacy .pv-note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
}

/* 键值条目 */
.page-privacy .pv-meta {
  margin: 18px 0 0;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-meta__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-meta__key {
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-privacy .pv-meta__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
  overflow-wrap: break-word;
}

/* 列表 */
.page-privacy .pv-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-list li {
  position: relative;
  padding: 6px 0 6px 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

/* 折叠块 */
.page-privacy .pv-fold {
  margin-top: 22px;
  border: 1px dashed var(--line);
  background: var(--ink-2);
}

.page-privacy .pv-fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 14px;
  line-height: 1.5;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .pv-fold > summary::after {
  content: "+";
  flex: none;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--gold);
}

.page-privacy .pv-fold[open] > summary::after {
  content: "\2212";
}

.page-privacy .pv-fold__body {
  padding: 4px 16px 16px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-privacy .pv-fold__body p {
  margin: 12px 0 0;
}

/* 收束与返回 */
.page-privacy .pv-footnote {
  margin: clamp(32px, 5vw, 48px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.85;
  color: var(--muted);
}

.page-privacy .pv-actions {
  display: flex;
  justify-content: flex-start;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 2px;
}

/* 中屏 */
@media (min-width: 640px) {
  .page-privacy .pv-clause {
    grid-template-columns: var(--pv-numcol) minmax(0, 1fr);
    gap: clamp(20px, 3vw, 32px);
  }

  .page-privacy .pv-clause__no {
    justify-self: stretch;
    text-align: center;
    padding: 8px 6px;
  }

  .page-privacy .pv-meta__row {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

  .page-privacy .pv-meta__key {
    padding-top: 2px;
  }
}

/* 桌面：左侧目录常驻 */
@media (min-width: 960px) {
  .page-privacy .pv-layout {
    grid-template-columns: 12rem minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-privacy .pv-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-privacy .pv-toc__link {
    font-size: 12.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link {
    transition: none;
  }
}