.page-privacy {
  --privacy-measure: 34em;
  --privacy-gap: 20px;
  display: block;
}

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

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  background: var(--ink-900);
  color: var(--on-dark);
  padding: 28px 0 40px;
  border-bottom: 3px solid var(--ink-700);
}

.page-privacy .privacy-hero .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-privacy .privacy-hero .breadcrumbs__item {
  color: var(--on-dark-soft);
}

.page-privacy .privacy-hero .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--blue-500);
}

.page-privacy .privacy-hero .breadcrumbs__item a {
  color: var(--on-dark-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-privacy .privacy-hero .breadcrumbs__item a:hover,
.page-privacy .privacy-hero .breadcrumbs__item a:focus-visible {
  color: var(--amber-500);
  border-bottom-color: var(--amber-500);
}

.page-privacy .privacy-hero .eyebrow {
  color: var(--on-dark-dim);
}

.page-privacy .privacy-hero__title {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(34px, 8vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--paper-050);
  max-width: 18ch;
}

.page-privacy .privacy-hero__lead {
  margin: 20px 0 0;
  max-width: var(--privacy-measure);
  font-size: 16px;
  line-height: 1.8;
  color: var(--on-dark-dim);
}

/* 类别色块带 */
.page-privacy .privacy-band {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
  background: var(--ink-line);
  border: 1px solid var(--ink-line);
}

.page-privacy .privacy-band__item {
  background: var(--ink-950);
  border-top: 3px solid var(--blue-500);
  padding: 12px 14px 14px;
  min-width: 0;
}

.page-privacy .privacy-band__item--a { border-top-color: var(--amber-500); }
.page-privacy .privacy-band__item--b { border-top-color: var(--celadon-600); }
.page-privacy .privacy-band__item--c { border-top-color: var(--amber-200); }
.page-privacy .privacy-band__item--d { border-top-color: var(--celadon-200); }
.page-privacy .privacy-band__item--e { border-top-color: var(--blue-500); }

.page-privacy .privacy-band__key {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--on-dark-soft);
}

.page-privacy .privacy-band__name {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--paper-050);
}

/* ---------- 正文区 ---------- */
.page-privacy .privacy-content {
  background: var(--paper-050);
  padding: 36px 0 64px;
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

/* 目录 */
.page-privacy .privacy-toc {
  min-width: 0;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--slate-600);
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  border-top: 1px solid var(--line-300);
  border-bottom: 1px solid var(--line-300);
}

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

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.2;
  color: var(--slate-600);
  text-decoration: none;
  white-space: nowrap;
  border-right: 1px solid var(--line-300);
  border-bottom: 2px solid transparent;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--ink-950);
  border-bottom-color: var(--amber-500);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber-500);
}

.page-privacy .privacy-toc__foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-600);
}

.page-privacy .privacy-toc__foot a {
  color: var(--celadon-600);
  text-decoration: none;
  border-bottom: 1px solid var(--celadon-200);
}

.page-privacy .privacy-toc__foot a:hover,
.page-privacy .privacy-toc__foot a:focus-visible {
  border-bottom-color: var(--celadon-600);
}

/* 章节 */
.page-privacy .privacy-body {
  min-width: 0;
}

.page-privacy .privacy-section {
  padding: 28px 0 32px;
  border-top: 1px solid var(--line-300);
  scroll-margin-top: 24px;
}

.page-privacy .privacy-section:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .privacy-section__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(22px, 5vw, 32px);
  line-height: 1.2;
  color: var(--ink-950);
}

.page-privacy .privacy-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--amber-500);
}

/* 折叠区 */
.page-privacy .privacy-fold {
  display: block;
}

.page-privacy .privacy-fold__summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0 14px;
  cursor: pointer;
  list-style: none;
  border-bottom: 1px solid var(--line-300);
}

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

.page-privacy .privacy-summary {
  display: block;
  max-width: var(--privacy-measure);
  font-size: 17px;
  line-height: 1.7;
  color: var(--blue-500);
}

.page-privacy .privacy-fold__hint {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate-600);
  border-bottom: 1px solid var(--line-300);
  padding-bottom: 2px;
}

.page-privacy .privacy-fold__hint::before {
  content: "展开全文";
}

.page-privacy .privacy-fold[open] .privacy-fold__hint::before {
  content: "只看结论";
}

.page-privacy .privacy-fold__body {
  max-width: var(--privacy-measure);
  padding-top: 20px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--slate-600);
}

.page-privacy .privacy-fold__body p {
  margin: 0 0 16px;
}

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

.page-privacy .privacy-fold__body a {
  color: var(--celadon-600);
  text-decoration: none;
  border-bottom: 1px solid var(--celadon-200);
}

.page-privacy .privacy-fold__body a:hover,
.page-privacy .privacy-fold__body a:focus-visible {
  border-bottom-color: var(--celadon-600);
}

/* 图 */
.page-privacy .privacy-figure {
  margin: 4px 0 10px;
  border: 1px solid var(--line-300);
  background: var(--white-000);
}

.page-privacy .privacy-caption {
  margin: 0 0 20px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-600);
}

/* 条目列表 */
.page-privacy .privacy-list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  border-left: 2px solid var(--blue-500);
  padding: 2px 0 2px 16px;
  margin-bottom: 20px;
}

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

.page-privacy .privacy-list h3,
.page-privacy .privacy-subhead {
  margin: 0 0 6px;
  font-family: var(--font-text);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-950);
}

.page-privacy .privacy-list p {
  margin: 0;
}

.page-privacy .privacy-subhead {
  margin-top: 24px;
}

.page-privacy .privacy-note {
  margin: 0;
  padding: 12px 14px;
  background: var(--amber-200);
  border-left: 3px solid var(--amber-500);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-700);
}

/* 表格 */
.page-privacy .privacy-table {
  width: 100%;
  margin: 0 0 12px;
  border-collapse: collapse;
  background: var(--white-000);
  font-size: 15px;
}

.page-privacy .privacy-table thead {
  display: none;
}

.page-privacy .privacy-table tr {
  display: block;
  border: 1px solid var(--line-300);
  margin-bottom: 12px;
}

.page-privacy .privacy-table td {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line-300);
  color: var(--slate-600);
  text-align: right;
}

.page-privacy .privacy-table td:last-child {
  border-bottom: 0;
}

.page-privacy .privacy-table td::before {
  content: attr(data-label);
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--blue-500);
  text-align: left;
}

.page-privacy .privacy-mono {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink-700);
}

/* 步骤 */
.page-privacy .privacy-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-steps li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-300);
}

.page-privacy .privacy-steps li:first-child {
  padding-top: 0;
}

.page-privacy .privacy-steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .privacy-step-num {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.4;
  color: var(--celadon-600);
}

.page-privacy .privacy-steps h3 {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink-950);
}

.page-privacy .privacy-steps p {
  margin: 0;
}

.page-privacy .privacy-version {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-300);
  color: var(--slate-600);
}

/* 收尾路径 */
.page-privacy .privacy-next {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 40px;
  background: var(--line-300);
  border: 1px solid var(--line-300);
}

.page-privacy .privacy-next__item {
  display: block;
  padding: 20px 18px;
  text-decoration: none;
  background: var(--white-000);
  border-left: 3px solid var(--blue-500);
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.page-privacy .privacy-next__item--ask { border-left-color: var(--amber-500); }
.page-privacy .privacy-next__item--read { border-left-color: var(--celadon-600); }

.page-privacy .privacy-next__item:hover,
.page-privacy .privacy-next__item:focus-visible {
  background: var(--paper-050);
}

.page-privacy .privacy-next__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate-600);
}

.page-privacy .privacy-next__text {
  display: block;
  margin-top: 8px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-950);
}

/* ---------- 桌面 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    padding: 36px 0 56px;
  }

  .page-privacy .privacy-band {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-privacy .privacy-content {
    padding: 56px 0 88px;
  }

  .page-privacy .privacy-next {
    grid-template-columns: 3fr 4fr;
  }

  .page-privacy .privacy-fold__body {
    padding-top: 24px;
  }

  .page-privacy .privacy-table thead {
    display: table-header-group;
  }

  .page-privacy .privacy-table tr {
    display: table-row;
    border: 0;
    margin-bottom: 0;
  }

  .page-privacy .privacy-table th {
    background: var(--ink-700);
    color: var(--on-dark);
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-align: left;
    padding: 10px 12px;
  }

  .page-privacy .privacy-table td {
    display: table-cell;
    text-align: left;
    border: 1px solid var(--line-300);
  }

  .page-privacy .privacy-table td::before {
    content: none;
  }

  .page-privacy .privacy-table td:last-child {
    border-bottom: 1px solid var(--line-300);
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 64px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 32px;
    align-self: start;
  }

  .page-privacy .privacy-toc__list {
    display: block;
    overflow-x: visible;
    border-top: 0;
    border-bottom: 0;
    border-left: 1px solid var(--line-300);
  }

  .page-privacy .privacy-toc__list li {
    display: block;
  }

  .page-privacy .privacy-toc__list a {
    padding: 9px 0 9px 14px;
    white-space: normal;
    font-size: 14px;
    border-right: 0;
    border-bottom: 1px solid var(--line-300);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__list a,
  .page-privacy .privacy-next__item,
  .page-privacy .privacy-hero .breadcrumbs__item a {
    transition: none;
  }
}

@media print {
  .page-privacy .privacy-toc,
  .page-privacy .privacy-next {
    display: none;
  }

  .page-privacy .privacy-hero {
    background: none;
    color: var(--ink-950);
    border-bottom: 1px solid var(--line-300);
  }

  .page-privacy .privacy-hero__title,
  .page-privacy .privacy-hero__lead,
  .page-privacy .privacy-hero .eyebrow,
  .page-privacy .privacy-band__name,
  .page-privacy .privacy-band__key {
    color: var(--ink-950);
  }

  .page-privacy .privacy-hero .breadcrumbs__item,
  .page-privacy .privacy-hero .breadcrumbs__item a {
    color: var(--slate-600);
  }

  .page-privacy .privacy-band__item {
    background: none;
  }

  .page-privacy .privacy-fold__body {
    display: block !important;
  }

  .page-privacy .privacy-fold__hint {
    display: none;
  }
}