.page-privacy {
  --pv-rule: var(--c-hairline);
  --pv-rule-soft: var(--c-hairline-soft);
  background-color: var(--c-night);
  color: var(--c-paper);
  font-family: var(--f-sans);
  padding-bottom: var(--s-5);
}

.page-privacy .link-inline {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--c-cyan-line);
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-privacy .link-inline:hover,
.page-privacy .link-inline:focus-visible {
  color: var(--c-paper);
  border-color: var(--c-paper);
}

.page-privacy .mono {
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

/* 面包屑 */
.page-privacy .breadcrumb {
  padding-top: var(--s-3);
}

.page-privacy .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-1);
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-mist);
}

.page-privacy .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: var(--s-1);
  color: var(--pv-rule);
}

.page-privacy .breadcrumb-item[aria-current="page"] {
  color: var(--c-paper);
}

/* 页头 */
.page-privacy .privacy-head {
  padding: var(--s-4) 0 var(--s-4);
  border-bottom: 1px solid var(--pv-rule);
}

.page-privacy .eyebrow {
  margin: 0 0 var(--s-2);
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-privacy .privacy-head h1 {
  margin: 0;
  max-width: 24ch;
  font-size: 34px;
  line-height: 1.22;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-privacy .lede {
  max-width: 40ch;
  margin: var(--s-3) 0 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-privacy .head-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-1) var(--s-3);
  margin: var(--s-4) 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--c-mist);
}

.page-privacy .head-meta li {
  display: flex;
  align-items: baseline;
  gap: var(--s-1);
}

.page-privacy .head-meta .mono {
  color: var(--c-cyan);
  font-size: 12px;
}

/* 页首图 */
.page-privacy .cover {
  margin: var(--s-4) auto 0;
}

.page-privacy .cover img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
  border: 1px solid var(--pv-rule);
  background-color: var(--c-locker);
  filter: saturate(0.9);
}

/* 布局 */
.page-privacy .layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-4);
  padding-top: var(--s-4);
}

.page-privacy .aside {
  border-top: 1px solid var(--pv-rule);
  padding-top: var(--s-2);
}

.page-privacy .aside-title {
  margin: 0 0 var(--s-2);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-privacy .toc {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  margin: 0 0 var(--s-3);
  padding: 0;
  list-style: none;
}

.page-privacy .toc-link {
  display: grid;
  grid-template-columns: 32px 1fr;
  align-items: baseline;
  gap: var(--s-1);
  padding: 10px var(--s-1);
  border-left: 2px solid transparent;
  text-decoration: none;
  color: var(--c-mist);
  font-size: 14px;
  line-height: 1.5;
  transition: background-color var(--dur-mid) var(--ease),
              border-color var(--dur-mid) var(--ease),
              color var(--dur-mid) var(--ease);
}

.page-privacy .toc-idx {
  font-size: 12px;
  color: var(--c-mist);
  opacity: 0.75;
}

.page-privacy .toc-link:hover,
.page-privacy .toc-link:focus-visible {
  background-color: var(--c-cyan-faint);
  border-left-color: var(--c-cyan);
  color: var(--c-paper);
}

.page-privacy .toc-link:hover .toc-idx,
.page-privacy .toc-link:focus-visible .toc-idx {
  color: var(--c-cyan);
  opacity: 1;
}

.page-privacy .aside-note {
  margin: 0;
  padding-top: var(--s-2);
  border-top: 1px solid var(--pv-rule-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-mist);
}

/* 条款 */
.page-privacy .content {
  max-width: var(--prose);
}

.page-privacy .block {
  padding: 0 0 var(--s-4);
  margin-bottom: var(--s-4);
  border-bottom: 1px solid var(--pv-rule);
  scroll-margin-top: 96px;
}

.page-privacy .block:last-child {
  margin-bottom: 0;
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .block-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-1);
  margin-bottom: var(--s-3);
}

.page-privacy .block-idx {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 26px;
  line-height: 1;
  color: var(--c-cyan);
  letter-spacing: 0.02em;
}

.page-privacy .block-titles h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.3;
  font-weight: 700;
  color: var(--c-paper);
}

.page-privacy .block-lede {
  margin: var(--s-1) 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-privacy .block p {
  margin: 0 0 var(--s-2);
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-paper);
}

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

.page-privacy .block-list {
  margin: 0 0 var(--s-2);
  padding: 0;
  list-style: none;
}

.page-privacy .block-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-paper);
}

.page-privacy .block-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 13px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--c-cyan);
  background-color: var(--c-cyan-faint);
}

/* 锚点定位高亮 */
.page-privacy .block:target {
  background-color: var(--c-cyan-faint);
  border-left: 2px solid var(--c-cyan);
  padding-left: var(--s-2);
  padding-right: var(--s-2);
}

/* 折叠补充说明 */
.page-privacy .fold {
  margin-top: var(--s-3);
  border: 1px solid var(--pv-rule);
  background-color: var(--c-locker);
}

.page-privacy .fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-2);
  padding: 14px var(--s-3);
  cursor: pointer;
  list-style: none;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-paper);
  transition: background-color var(--dur-mid) var(--ease), color var(--dur-mid) var(--ease);
}

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

.page-privacy .fold summary::after {
  content: "›";
  font-family: var(--f-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--c-cyan);
  transform: rotate(90deg);
  transition: transform var(--dur-slow) var(--ease);
}

.page-privacy .fold[open] summary::after {
  transform: rotate(270deg);
}

.page-privacy .fold summary:hover,
.page-privacy .fold summary:focus-visible {
  background-color: var(--c-cyan-faint);
}

.page-privacy .fold-body {
  padding: 0 var(--s-3) var(--s-3);
  border-top: 1px solid var(--pv-rule-soft);
}

.page-privacy .fold-body p {
  margin: var(--s-2) 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-mist);
}

/* 联系展签 */
.page-privacy .contact-panel {
  margin: var(--s-3) 0;
  border: 1px solid var(--pv-rule);
  background-color: var(--c-blue);
}

.page-privacy .contact-rows {
  margin: 0;
}

.page-privacy .contact-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: var(--s-2) var(--s-3);
  border-bottom: 1px solid var(--pv-rule-soft);
}

.page-privacy .contact-row:last-child {
  border-bottom: 0;
}

.page-privacy .contact-row dt {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-privacy .contact-row dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-paper);
}

.page-privacy .contact-row dd .mono {
  font-size: 17px;
  color: var(--c-cyan);
}

.page-privacy .contact-hint {
  margin: 0;
  padding: var(--s-3);
  border-top: 1px solid var(--pv-rule);
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-privacy .closing {
  margin-top: var(--s-3);
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-mist);
}

/* 中型屏幕：目录横排 */
@media (min-width: 700px) {
  .page-privacy .privacy-head h1 {
    font-size: 42px;
  }

  .page-privacy .toc {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--s-3);
  }

  .page-privacy .block-head {
    grid-template-columns: 72px 1fr;
    gap: var(--s-3);
    align-items: baseline;
  }

  .page-privacy .contact-row {
    grid-template-columns: 160px 1fr;
    align-items: baseline;
    gap: var(--s-2);
  }
}

/* 桌面：粘性目录 + 正文 */
@media (min-width: 1000px) {
  .page-privacy .layout {
    grid-template-columns: 288px minmax(0, 1fr);
    column-gap: var(--s-5);
    align-items: start;
  }

  .page-privacy .aside {
    position: sticky;
    top: 108px;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
    padding-bottom: var(--s-2);
  }

  .page-privacy .toc {
    grid-template-columns: 1fr;
  }

  .page-privacy .privacy-head {
    padding-top: var(--s-5);
  }

  .page-privacy .privacy-head h1 {
    font-size: 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .toc-link,
  .page-privacy .fold summary,
  .page-privacy .fold summary::after,
  .page-privacy .link-inline {
    transition: none;
  }
}