.page-privacy {
  --pv-measure: 720px;
  --pv-toc: 250px;
}

/* 首屏 */
.page-privacy .pv-head {
  padding-bottom: clamp(1.5rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--rule);
}
.page-privacy .pv-head .display {
  margin: .75rem 0 1rem;
  font-weight: 200;
  letter-spacing: -.02em;
  color: var(--ink);
}
.page-privacy .pv-head .lede {
  max-width: var(--pv-measure);
  margin: 0;
  color: var(--graphite);
}
.page-privacy .pv-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
}

/* 通栏归档质感图 */
.page-privacy .pv-figure {
  margin: clamp(1.5rem, 4vw, 2.5rem) auto 0;
}
.page-privacy .pv-figure__frame {
  aspect-ratio: 3 / 2;
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--cream);
}
.page-privacy .pv-figure__frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-privacy .pv-figure__caption {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: .8rem;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--graphite);
}
.page-privacy .pv-figure__caption .mono {
  color: var(--brass);
  letter-spacing: .1em;
}

/* 目录 + 正文双栏 */
.page-privacy .pv-layout {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
  min-width: 0;
  padding: clamp(1.75rem, 4vw, 3rem) 0 clamp(3rem, 7vw, 5.5rem);
}
.page-privacy .pv-toc {
  min-width: 0;
}
.page-privacy .pv-toc__title {
  margin: 0 0 .75rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--graphite);
}
.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--rule);
}
.page-privacy .pv-toc__link {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  margin-left: -1px;
  padding: .55rem .9rem;
  border-left: 2px solid transparent;
  color: var(--graphite);
  font-size: .9rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color .16s var(--ease), border-color .16s var(--ease), background-color .16s var(--ease);
}
.page-privacy .pv-toc__link .mono {
  color: var(--blue);
  font-size: .72rem;
  letter-spacing: .1em;
}
.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible,
.page-privacy .pv-toc__link.is-active {
  color: var(--blue);
  border-left-color: var(--orange);
  background: var(--cream);
}
.page-privacy .pv-toc__foot {
  margin: 1rem 0 0;
  font-size: .8rem;
  line-height: 1.9;
  color: var(--graphite);
}
.page-privacy .pv-toc__foot a {
  color: var(--blue);
}

/* 条款折叠块 */
.page-privacy .pv-doc {
  min-width: 0;
}
.page-privacy .pv-clause {
  padding: clamp(1.25rem, 3vw, 2rem) 0;
  border-top: 1px solid var(--rule);
}
.page-privacy .pv-clause:last-of-type {
  border-bottom: 1px solid var(--rule);
}
.page-privacy .pv-clause__summary {
  display: flex;
  align-items: baseline;
  gap: clamp(.6rem, 1.6vw, 1rem);
  cursor: pointer;
  list-style: none;
}
.page-privacy .pv-clause__summary::-webkit-details-marker {
  display: none;
}
.page-privacy .pv-clause__summary::marker {
  content: "";
}
.page-privacy .pv-clause__num {
  position: relative;
  flex: none;
  padding-left: 1rem;
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--blue);
}
.page-privacy .pv-clause__num::before {
  content: "";
  position: absolute;
  left: 0;
  top: .3em;
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--blue);
}
.page-privacy .pv-clause__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.05rem, 2vw, 1.5rem);
  letter-spacing: -.01em;
  line-height: 1.3;
  color: var(--ink);
}
.page-privacy .pv-clause__toggle {
  margin-left: auto;
  flex: none;
  padding: .28rem .72rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  white-space: nowrap;
  color: var(--graphite);
  border: 1px solid var(--rule);
  border-radius: var(--r-pill);
  transition: color .16s var(--ease), border-color .16s var(--ease), background-color .16s var(--ease);
}
.page-privacy .pv-clause__summary:hover .pv-clause__toggle {
  color: var(--blue);
  border-color: var(--steel);
}
.page-privacy .pv-clause[open] .pv-clause__toggle {
  color: var(--blue);
  border-color: var(--steel);
  background: rgba(168, 196, 220, .2);
}
.page-privacy .pv-clause__toggle .pv-toggle-close {
  display: none;
}
.page-privacy .pv-clause[open] .pv-clause__toggle .pv-toggle-close {
  display: inline;
}
.page-privacy .pv-clause[open] .pv-clause__toggle .pv-toggle-open {
  display: none;
}

/* 条款正文 */
.page-privacy .pv-body {
  display: grid;
  gap: clamp(.9rem, 2vw, 1.25rem);
  max-width: var(--pv-measure);
  margin-top: clamp(1rem, 2.5vw, 1.5rem);
  padding-left: clamp(0rem, 3vw, 1.9rem);
}
.page-privacy .pv-body p {
  margin: 0;
  color: var(--graphite);
  line-height: 1.75;
}
.page-privacy .pv-body a {
  color: var(--blue);
  text-underline-offset: .2em;
}
.page-privacy .pv-sub {
  margin: .35rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: .95rem;
  letter-spacing: .02em;
  color: var(--ink);
}
.page-privacy .pv-list {
  display: grid;
  gap: .55rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-privacy .pv-list li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--graphite);
  line-height: 1.7;
}
.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: .55rem;
  height: 1px;
  background: var(--brass);
}
.page-privacy .pv-list strong {
  color: var(--ink);
  font-weight: 900;
}
.page-privacy .pv-states {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-privacy .pv-note {
  padding: 1rem 1.15rem;
  border-radius: var(--r-lg);
  background: var(--cream);
}

/* 收尾 */
.page-privacy .pv-end {
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  background: var(--cream);
}
.page-privacy .pv-end__label {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--red);
}
.page-privacy .pv-end p {
  margin: 0 0 .6rem;
  color: var(--graphite);
  line-height: 1.75;
}
.page-privacy .pv-end p:last-child {
  margin-bottom: 0;
}
.page-privacy .pv-end a {
  color: var(--blue);
  text-underline-offset: .2em;
}

/* 桌面端：左侧常驻小节索引 */
@media (min-width: 1024px) {
  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-toc) minmax(0, 1fr);
  }
  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }
  .page-privacy .pv-doc {
    max-width: var(--pv-measure);
  }
}

/* 窄屏：编号与折叠按钮同行，标题另起一行 */
@media (max-width: 560px) {
  .page-privacy .pv-clause__summary {
    flex-wrap: wrap;
  }
  .page-privacy .pv-clause__num {
    order: 1;
  }
  .page-privacy .pv-clause__toggle {
    order: 2;
  }
  .page-privacy .pv-clause__title {
    order: 3;
    flex: 1 0 100%;
  }
  .page-privacy .pv-body {
    padding-left: 0;
  }
  .page-privacy .pv-figure__frame {
    aspect-ratio: 4 / 3;
  }
}