.page-privacy {
  --privacy-rail-w: 208px;
  --privacy-col-gap: 44px;
  --privacy-dot: 7px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-head {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 42px 0 34px;
  border-bottom: 1px solid var(--wire);
  background-image:
    linear-gradient(rgba(31, 74, 99, .28) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 74, 99, .28) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: center top;
}

.page-privacy .privacy-head h1 {
  margin: 0;
  font-size: clamp(30px, 7vw, 46px);
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-privacy .privacy-head .lede {
  max-width: 64ch;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.page-privacy .privacy-head .breadcrumb {
  margin: 0;
}

.page-privacy .privacy-meta {
  margin: 4px 0 0;
}

/* ---------- 顶部氛围图 ---------- */
.page-privacy .privacy-figure {
  margin: 34px 0 0;
  border: 1px solid var(--wire);
  border-radius: var(--radius);
}

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

/* ---------- 条款骨架 ---------- */
.page-privacy .privacy-shell {
  display: grid;
  gap: 30px;
  align-items: start;
  padding-top: 38px;
  padding-bottom: 80px;
}

.page-privacy .privacy-rail {
  border: 1px solid var(--wire);
  border-radius: var(--radius);
  background: var(--rail);
  padding: 16px 14px;
}

.page-privacy .privacy-toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-privacy .privacy-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-toc-link {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 9px 8px 9px 10px;
  border-left: 2px solid transparent;
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.5;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-privacy .privacy-toc-link .mono {
  font-size: 11px;
  color: var(--wire);
  transition: color .2s ease;
}

.page-privacy .privacy-toc-link:hover,
.page-privacy .privacy-toc-link:focus-visible {
  color: var(--paper);
  border-left-color: var(--cyan);
  background: rgba(34, 211, 224, .07);
}

.page-privacy .privacy-toc-link:hover .mono,
.page-privacy .privacy-toc-link:focus-visible .mono {
  color: var(--cyan);
}

.page-privacy .privacy-toc-link[aria-current="location"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(34, 211, 224, .1);
}

.page-privacy .privacy-toc-link[aria-current="location"] .mono {
  color: var(--cyan);
}

@media (min-width: 960px) {
  .page-privacy .privacy-shell {
    grid-template-columns: var(--privacy-rail-w) minmax(0, 1fr);
    column-gap: var(--privacy-col-gap);
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: calc(var(--bar-h) + 20px);
    max-height: calc(100vh - var(--bar-h) - 40px);
    overflow-y: auto;
    padding: 20px 16px;
  }
}

/* ---------- 条文 ---------- */
.page-privacy .privacy-body {
  display: grid;
  gap: 26px;
  min-width: 0;
}

.page-privacy .privacy-clause {
  position: relative;
  border: 1px solid var(--wire);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 26px 20px 28px;
  scroll-margin-top: calc(var(--bar-h) + 26px);
}

.page-privacy .privacy-clause::before {
  content: "";
  position: absolute;
  left: 20px;
  top: -1px;
  width: 36px;
  height: 2px;
  background: var(--ember);
}

@media (min-width: 720px) {
  .page-privacy .privacy-clause {
    padding: 32px 36px 36px;
  }

  .page-privacy .privacy-clause::before {
    left: 36px;
    width: 44px;
  }
}

.page-privacy .privacy-clause h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: .01em;
  color: var(--paper);
}

@media (min-width: 720px) {
  .page-privacy .privacy-clause h2 {
    font-size: 23px;
    margin-bottom: 20px;
  }
}

.page-privacy .clause-num {
  flex: none;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-privacy .privacy-clause p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

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

.page-privacy .privacy-clause a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .privacy-clause a:hover {
  color: var(--amber);
}

/* ---------- 分类说明 ---------- */
.page-privacy .privacy-terms {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-privacy .privacy-term {
  border-left: 2px solid var(--wire);
  padding: 2px 0 2px 15px;
}

.page-privacy .privacy-term dt {
  margin-bottom: 5px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--amber);
}

.page-privacy .privacy-term dd {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 条目清单 ---------- */
.page-privacy .clause-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .clause-list:last-child {
  margin-bottom: 0;
}

.page-privacy .clause-list li {
  position: relative;
  padding-left: 20px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-privacy .clause-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .74em;
  width: var(--privacy-dot);
  height: var(--privacy-dot);
  border: 1px solid var(--cyan);
  border-radius: 50%;
}

/* ---------- 本机 / 站点 示意图 ---------- */
.page-privacy .storage-map {
  display: grid;
  gap: 10px;
  margin: 4px 0 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-privacy .storage-node {
  border: 1px solid var(--wire);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: rgba(22, 50, 74, .62);
  padding: 14px 16px;
}

.page-privacy .storage-node--site {
  border-left-color: var(--amber);
}

.page-privacy .storage-node-title {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--paper);
}

.page-privacy .storage-node-body {
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-privacy .storage-link {
  height: 2px;
  border-radius: 1px;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
  opacity: .72;
}

@media (min-width: 720px) {
  .page-privacy .storage-map {
    grid-template-columns: minmax(0, 1fr) 68px minmax(0, 1fr);
    align-items: center;
    gap: 0;
  }
}

/* ---------- 折叠小节 ---------- */
.page-privacy .clause-fold {
  margin: 4px 0 14px;
  padding: 0 16px;
  border: 1px dashed var(--wire);
  border-radius: var(--radius);
}

.page-privacy .clause-fold summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 0;
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--cyan);
}

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

.page-privacy .clause-fold summary::after {
  content: "＋";
  float: right;
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-privacy .clause-fold[open] summary::after {
  content: "－";
}

.page-privacy .clause-fold[open] {
  padding-bottom: 16px;
}

.page-privacy .clause-fold .clause-list {
  margin-bottom: 0;
}

/* ---------- 保存期限 ---------- */
.page-privacy .retention-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .retention-item {
  padding: 15px 0;
  border-top: 1px dashed var(--wire);
}

.page-privacy .retention-item:last-child {
  border-bottom: 1px dashed var(--wire);
}

.page-privacy .privacy-body .retention-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  margin: 0 0 6px;
}

.page-privacy .privacy-body .retention-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .privacy-body .retention-time {
  margin-left: auto;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--ember);
  white-space: nowrap;
}

.page-privacy .privacy-body .retention-desc {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

/* ---------- 结尾动作 ---------- */
.page-privacy .privacy-cross {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--wire);
}

.page-privacy .privacy-cross .btn {
  text-decoration: none;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .to-top {
  margin: 0 20px 34px auto;
  display: flex;
  align-items: center;
  gap: 6px;
  width: max-content;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--wire);
  border-radius: var(--radius);
  padding: 8px 14px;
  background: rgba(16, 42, 63, .7);
  transition: color .2s ease, border-color .2s ease;
}

.page-privacy .to-top:hover,
.page-privacy .to-top:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

@media (min-width: 960px) {
  .page-privacy .to-top {
    margin-right: max(20px, calc((100% - 1160px) / 2));
  }
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 520px) {
  .page-privacy .privacy-head {
    padding: 32px 0 26px;
    gap: 12px;
    background-size: 48px 48px;
  }

  .page-privacy .privacy-shell {
    padding-top: 26px;
    padding-bottom: 60px;
    gap: 22px;
  }

  .page-privacy .privacy-clause {
    padding: 22px 16px 24px;
  }

  .page-privacy .privacy-clause h2 {
    font-size: 18px;
    gap: 9px;
  }

  .page-privacy .privacy-toc-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .privacy-body .retention-time {
    margin-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc-link,
  .page-privacy .to-top {
    transition: none;
  }
}