.page-privacy {
  --privacy-measure: 42rem;
  --privacy-pad: clamp(16px, 4vw, 44px);
  --privacy-paper-ink: #142230;
  --privacy-accent-ink: #12724b;
  background: var(--ink-900);
  color: var(--paper-50);
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: clip;
}

/* ---------- 面包屑留白 ---------- */
.page-privacy .breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 页首 ---------- */
.page-privacy .privacy-head {
  position: relative;
  padding-block: clamp(18px, 3.4vw, 34px) clamp(22px, 3.6vw, 38px);
  border-bottom: 1px solid var(--ink-700);
}

.page-privacy .privacy-head::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  width: min(46%, 320px);
  height: 3px;
  background: linear-gradient(90deg, var(--turf-500), var(--signal-500));
}

.page-privacy .privacy-head .eyebrow {
  color: var(--turf-300);
  margin: 0;
}

.page-privacy .privacy-head h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--paper-50);
}

.page-privacy .privacy-lede {
  max-width: var(--privacy-measure);
  margin: 18px 0 0;
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.8;
  color: var(--paper-100);
}

.page-privacy .privacy-meta {
  list-style: none;
  margin: clamp(22px, 3.5vw, 32px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  max-width: var(--privacy-measure);
  background: var(--ink-700);
  border: 1px solid var(--ink-700);
}

.page-privacy .privacy-meta li {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  background: var(--ink-800);
}

.page-privacy .privacy-meta .label {
  color: var(--grey-400);
}

.page-privacy .privacy-meta li > span:last-child {
  font-family: var(--font-data);
  font-size: var(--step-2);
  line-height: 1.5;
  color: var(--paper-50);
}

/* ---------- 段落目录 ---------- */
.page-privacy .doc-index {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-privacy .doc-index ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .doc-index a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--ink-700);
  background: var(--ink-800);
  color: var(--paper-100);
  font-size: var(--step-2);
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.25s ease, color 0.25s ease;
}

.page-privacy .doc-index a:hover,
.page-privacy .doc-index a:focus-visible {
  border-color: var(--turf-500);
  color: var(--turf-300);
}

.page-privacy .doc-index .idx {
  font-family: var(--font-data);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--grey-400);
}

/* ---------- 正文纸张面板 ---------- */
.page-privacy .doc-sheet {
  width: min(100%, 56rem);
  margin: clamp(22px, 4vw, 38px) auto 0;
  padding-inline: var(--privacy-pad);
  padding-block: clamp(6px, 1.5vw, 14px);
  background: var(--paper-50);
  color: var(--privacy-paper-ink);
  border: 1px solid var(--paper-100);
  box-shadow: 2px 2px 0 var(--ink-700);
}

.page-privacy .doc-sec {
  position: relative;
  padding-block: clamp(20px, 3.4vw, 30px);
  border-top: 1px solid var(--paper-100);
  scroll-margin-top: calc(var(--header-h-compact) + 20px);
}

.page-privacy .doc-sec:first-child {
  border-top: 0;
}

.page-privacy .doc-sec::before {
  content: "";
  position: absolute;
  top: clamp(20px, 3.4vw, 30px);
  bottom: clamp(20px, 3.4vw, 30px);
  left: calc(-1 * var(--privacy-pad));
  width: 3px;
  background: transparent;
  transition: background-color 0.3s ease;
}

.page-privacy .doc-sec.is-active::before {
  background: var(--turf-500);
}

.page-privacy .sec-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-privacy .sec-head .chapter-no {
  flex: none;
  font-family: var(--font-data);
  font-size: var(--step-2);
  letter-spacing: 0.06em;
  color: var(--signal-500);
}

.page-privacy .sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3.4vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-privacy .doc-sec p {
  max-width: var(--privacy-measure);
  margin: 12px 0 0;
  font-size: var(--step-3);
  line-height: 1.8;
  color: var(--privacy-paper-ink);
}

.page-privacy .doc-sec p a {
  color: var(--privacy-accent-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .doc-sec p a:hover,
.page-privacy .doc-sec p a:focus-visible {
  color: var(--signal-500);
}

/* ---------- 字段行 ---------- */
.page-privacy .field-list {
  margin: 16px 0 0;
  padding: 0;
  border-top: 1px solid var(--paper-100);
}

.page-privacy .field-row {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--paper-100);
}

.page-privacy .field-row dt {
  font-family: var(--font-data);
  font-size: var(--step-2);
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--privacy-accent-ink);
}

.page-privacy .field-row dd {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.7;
  color: var(--privacy-paper-ink);
}

.page-privacy .field-row dd a {
  color: var(--privacy-accent-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .field-row dd a:hover,
.page-privacy .field-row dd a:focus-visible {
  color: var(--signal-500);
}

/* ---------- 目的条目 ---------- */
.page-privacy .purpose-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: var(--privacy-measure);
}

.page-privacy .purpose-list li {
  position: relative;
  padding-left: 18px;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--privacy-paper-ink);
}

.page-privacy .purpose-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 8px;
  height: 2px;
  background: var(--signal-500);
}

/* ---------- 版本记录 ---------- */
.page-privacy .version-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: var(--privacy-measure);
}

.page-privacy .version-list li {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: 12px;
  align-items: start;
  padding-top: 10px;
  border-top: 1px solid var(--paper-100);
  font-size: var(--step-3);
  line-height: 1.7;
  color: var(--privacy-paper-ink);
}

.page-privacy .version-tag {
  font-family: var(--font-data);
  font-size: var(--step-2);
  line-height: 1.6;
  text-align: center;
  padding: 1px 5px;
  color: var(--privacy-accent-ink);
  background: var(--paper-100);
  border: 1px solid var(--paper-100);
}

/* ---------- 中段数据流向图形 ---------- */
.page-privacy .privacy-flow {
  margin: clamp(26px, 5vw, 48px) 0;
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  box-shadow: var(--shadow-print);
}

.page-privacy .privacy-flow img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-privacy .privacy-flow figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--ink-700);
  font-family: var(--font-data);
  font-size: var(--step-2);
  line-height: 1.65;
  color: var(--grey-400);
}

/* ---------- 结尾受理块 ---------- */
.page-privacy .privacy-tail {
  width: min(100%, 56rem);
  margin: clamp(26px, 4.5vw, 44px) auto 0;
  padding: clamp(20px, 3.4vw, 32px) var(--privacy-pad);
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  box-shadow: var(--shadow-print);
}

.page-privacy .privacy-tail h2 {
  margin: 0;
  font-family: var(--font-panel);
  font-weight: 700;
  font-size: var(--step-4);
  letter-spacing: 0.02em;
  color: var(--paper-50);
}

.page-privacy .privacy-tail > p {
  max-width: var(--privacy-measure);
  margin: 10px 0 0;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--paper-100);
}

.page-privacy .tail-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--ink-700);
}

.page-privacy .tail-contact .label {
  color: var(--grey-400);
}

.page-privacy .tail-contact .contact-value {
  font-family: var(--font-data);
  font-size: var(--step-2);
  color: var(--signal-200);
  overflow-wrap: anywhere;
}

.page-privacy .tail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 回顶 ---------- */
.page-privacy .top-link {
  width: min(100%, 56rem);
  margin: clamp(18px, 3vw, 26px) auto 0;
  font-size: var(--step-2);
}

.page-privacy .top-link a {
  display: inline-block;
  padding: 6px 0;
  color: var(--grey-400);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-700);
  transition: color 0.25s ease, border-color 0.25s ease;
}

.page-privacy .top-link a:hover,
.page-privacy .top-link a:focus-visible {
  color: var(--turf-300);
  border-color: var(--turf-500);
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 48em) {
  .page-privacy .privacy-meta {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .field-row {
    grid-template-columns: 12rem 1fr;
    gap: 22px;
    align-items: baseline;
  }

  .page-privacy .field-row dt {
    text-align: right;
  }
}

@media (min-width: 64em) {
  .page-privacy .doc-sheet {
    padding-block: clamp(10px, 1.5vw, 18px);
  }

  .page-privacy .privacy-flow {
    width: min(100%, 68rem);
    margin-inline: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .doc-sec::before,
  .page-privacy .doc-index a,
  .page-privacy .top-link a {
    transition: none;
  }
}