/* ===== 隐私政策页 page-privacy ===== */
.page-privacy {
  --privacy-measure: 62ch;
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-display);
  padding-bottom: calc(var(--step) * 5);
  overflow-x: hidden;
}

.page-privacy a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* --- 顶部窄条 --- */
.page-privacy .privacy-band {
  position: relative;
  height: clamp(130px, 26vw, 220px);
  overflow: hidden;
  background: var(--ink-800);
  border-bottom: 1px solid var(--edge);
}

.page-privacy .privacy-band img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0.55;
}

.page-privacy .privacy-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7, 11, 10, 0.92), rgba(7, 11, 10, 0.28) 58%, rgba(7, 11, 10, 0.88));
  pointer-events: none;
}

.page-privacy .privacy-band-inner {
  position: absolute;
  inset: 0;
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  display: flex;
  align-items: flex-end;
  padding-bottom: 14px;
  z-index: 1;
}

.page-privacy .privacy-band-note {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* --- 页头 --- */
.page-privacy .privacy-head {
  padding-top: calc(var(--step) * 2);
  padding-bottom: calc(var(--step) * 1.75);
  border-bottom: 1px solid var(--edge);
}

.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: calc(var(--step) * 1.25);
  font-size: 13px;
  color: var(--muted);
}

.page-privacy .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: var(--green);
  border-color: var(--green);
}

.page-privacy .crumb-current {
  color: var(--paper);
}

.page-privacy .privacy-title {
  margin: 0;
  font-size: clamp(38px, 7vw, 64px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.page-privacy .privacy-lead {
  margin: calc(var(--step) * 1.25) 0 0;
  max-width: var(--privacy-measure);
  font-size: 17px;
  line-height: 1.75;
  color: var(--paper);
}

.page-privacy .privacy-meta {
  margin: calc(var(--step) * 0.75) 0 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

/* --- 主体布局 --- */
.page-privacy .privacy-layout {
  display: grid;
  gap: calc(var(--step) * 2);
  padding-top: calc(var(--step) * 2);
}

.page-privacy .privacy-layout > * {
  min-width: 0;
}

/* --- 左侧章节导航 --- */
.page-privacy .privacy-toc {
  padding-top: calc(var(--step) * 0.75);
  border-top: 1px solid var(--edge);
}

.page-privacy .toc-title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.page-privacy .toc-list li {
  flex: 0 0 auto;
}

.page-privacy .toc-list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--edge);
  color: var(--paper);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  clip-path: polygon(0 0, calc(100% - var(--cut-sm)) 0, 100% var(--cut-sm), 100% 100%, var(--cut-sm) 100%, 0 calc(100% - var(--cut-sm)));
  transition: border-color 200ms var(--ease), color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  border-color: var(--green);
  color: var(--green);
  background: rgba(23, 178, 106, 0.08);
}

.page-privacy .toc-n {
  font-size: 11px;
  color: var(--muted);
}

/* --- 正文章节 --- */
.page-privacy .privacy-article {
  min-width: 0;
}

.page-privacy .psec {
  padding: calc(var(--step) * 1.6) 0;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .psec + .psec {
  border-top: 1px solid var(--edge);
}

.page-privacy .psec:target {
  border-top-color: var(--green);
}

.page-privacy .psec-title {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin: 0 0 calc(var(--step) * 1.1);
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-privacy .psec-num {
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--green);
}

.page-privacy .psec-link {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
  color: var(--muted);
  text-decoration: none;
  opacity: 0;
  transition: opacity 200ms var(--ease), color 200ms var(--ease);
}

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

.page-privacy .psec p {
  margin: 0 0 calc(var(--step) * 0.9);
  max-width: var(--privacy-measure);
  font-size: 16px;
  line-height: 1.75;
  color: var(--paper);
}

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

.page-privacy .psec ul {
  list-style: none;
  margin: 0 0 calc(var(--step) * 0.9);
  padding: 0;
  max-width: var(--privacy-measure);
}

.page-privacy .psec ul li {
  position: relative;
  margin: 0 0 10px;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--paper);
}

.page-privacy .psec ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 8px;
  height: 2px;
  background: var(--green);
}

.page-privacy .psec strong {
  color: var(--paper);
  font-weight: 700;
}

/* --- 分组定义列表 --- */
.page-privacy .info-split {
  margin: 0 0 calc(var(--step) * 0.9);
}

.page-privacy .info-split-row {
  margin-bottom: 14px;
  padding: 2px 0 2px calc(var(--step) * 0.75);
  border-left: 2px solid var(--edge);
  transition: border-color 200ms var(--ease);
}

.page-privacy .info-split-row:hover {
  border-left-color: var(--green);
}

.page-privacy .info-split-row dt {
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .info-split-row dd {
  margin: 0;
  max-width: var(--privacy-measure);
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* --- 保存期限表 --- */
.page-privacy .table-scroll {
  width: 100%;
  margin: 0 0 calc(var(--step) * 1);
  overflow-x: auto;
  border: 1px solid var(--edge);
  background: var(--ink-800);
}

.page-privacy .retention-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-privacy .retention-table caption {
  padding: 14px 16px 10px;
  text-align: left;
  caption-side: top;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-privacy .retention-table th,
.page-privacy .retention-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  line-height: 1.65;
  border-top: 1px solid var(--edge);
}

.page-privacy .retention-table th {
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--cyan);
}

.page-privacy .retention-table td {
  color: var(--paper);
}

.page-privacy .retention-table td:first-child {
  font-weight: 600;
  white-space: nowrap;
}

.page-privacy .retention-table tbody tr:hover td {
  background: rgba(23, 178, 106, 0.06);
}

/* --- 联系面板 --- */
.page-privacy .contact-panel {
  margin: calc(var(--step) * 1.25) 0;
  padding: calc(var(--step) * 1.25);
  max-width: 520px;
  background: var(--ink-800);
}

.page-privacy .cp-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--green);
}

.page-privacy .cp-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  padding: 10px 0;
}

.page-privacy .cp-row + .cp-row {
  border-top: 1px solid var(--edge);
}

.page-privacy .cp-key {
  flex: 0 0 84px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-privacy .cp-val {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--paper);
  word-break: break-word;
}

/* --- 相关页面与返回顶部 --- */
.page-privacy .psec .rel-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: none;
  margin: calc(var(--step) * 1.25) 0 0;
  padding: 0;
}

.page-privacy .psec .rel-links li {
  margin: 0;
  padding: 0;
}

.page-privacy .psec .rel-links li::before {
  display: none;
}

.page-privacy .rel-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--edge);
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - var(--cut-sm)) 0, 100% var(--cut-sm), 100% 100%, var(--cut-sm) 100%, 0 calc(100% - var(--cut-sm)));
  transition: border-color 200ms var(--ease), color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-privacy .rel-links a:hover,
.page-privacy .rel-links a:focus-visible {
  border-color: var(--green);
  color: var(--green);
  background: rgba(23, 178, 106, 0.08);
}

.page-privacy .to-top {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: calc(var(--step) * 1.25);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--edge);
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

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

/* --- 桌面：左侧锚点目录长期可见 --- */
@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(190px, 236px) minmax(0, 1fr);
    gap: calc(var(--step) * 3.5);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    padding-top: 0;
    border-top: none;
  }

  .page-privacy .toc-list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .toc-list li {
    margin-bottom: 2px;
  }

  .page-privacy .toc-list a {
    position: relative;
    display: flex;
    min-height: 0;
    padding: 9px 10px 9px 16px;
    border: none;
    clip-path: none;
    font-size: 14px;
    color: var(--muted);
  }

  .page-privacy .toc-list a::before {
    content: "";
    position: absolute;
    left: 0;
    top: 7px;
    bottom: 7px;
    width: 2px;
    background: var(--edge);
    transition: background-color 200ms var(--ease);
  }

  .page-privacy .toc-list a:hover::before,
  .page-privacy .toc-list a:focus-visible::before {
    background: var(--green);
  }

  .page-privacy .psec-link {
    opacity: 0;
  }
}

/* --- 窄屏微调 --- */
@media (max-width: 560px) {
  .page-privacy .privacy-head {
    padding-top: calc(var(--step) * 1.5);
  }

  .page-privacy .retention-table th,
  .page-privacy .retention-table td {
    padding: 10px 12px;
  }

  .page-privacy .contact-panel {
    padding: calc(var(--step) * 1);
  }

  .page-privacy .cp-key {
    flex: 0 0 100%;
  }
}