.page-privacy {
  --privacy-measure: 68ch;
  background: var(--paper);
  color: var(--brown);
  padding-top: var(--header-offset);
  overflow-x: hidden;
}

.page-privacy a:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
}

/* 页首细网格纹理带 */
.page-privacy .privacy-band {
  height: 40px;
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(90deg, rgba(18, 240, 200, 0.22) 0 1px, transparent 1px 22px),
    repeating-linear-gradient(0deg, rgba(18, 240, 200, 0.22) 0 1px, transparent 1px 22px);
}

/* 首屏 */
.page-privacy .privacy-hero {
  padding-block: 32px 36px;
}

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

.page-privacy .privacy-hero__title {
  font-family: var(--font-display);
  font-size: clamp(34px, 7.2vw, 74px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 800;
  margin: 0 0 20px;
  max-width: 22ch;
}

.page-privacy .privacy-hero__lede {
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.78;
  margin: 0;
  max-width: 54ch;
  color: var(--brown);
}

.page-privacy .privacy-hero__media {
  margin-block: 0 8px;
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--bw) solid var(--brown);
  box-shadow: 6px 6px 0 rgba(8, 18, 15, 0.35);
}

/* 目录 + 正文 */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding-block: 44px 0;
}

.page-privacy .privacy-toc {
  border-top: var(--bw) solid var(--brown);
  padding-top: 14px;
}

.page-privacy .privacy-toc__title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  font-weight: 600;
  color: var(--mid);
  margin: 0 0 8px;
}

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

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  font-size: 14px;
  line-height: 1.45;
  color: var(--mid);
  text-decoration: none;
  border-bottom: 1px solid var(--sand);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--brick);
  padding: 1px 4px;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--brown);
  border-bottom: 2px solid var(--cyan);
}

.page-privacy .privacy-toc__link:hover .privacy-toc__num,
.page-privacy .privacy-toc__link:focus-visible .privacy-toc__num {
  background: var(--cyan);
  color: var(--ink-deep);
}

.page-privacy .privacy-body {
  max-width: var(--privacy-measure);
}

/* 章节 */
.page-privacy .privacy-section {
  padding-block: clamp(44px, 7vw, 82px) 0;
  scroll-margin-top: calc(var(--header-offset) + 12px);
}

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

.page-privacy .privacy-section__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  border-left: 4px solid var(--brick);
  padding-left: 14px;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(23px, 4vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  font-weight: 800;
}

.page-privacy .privacy-section__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--brick);
}

.page-privacy .privacy-lede {
  font-size: 16px;
  line-height: 1.78;
  margin: 0 0 28px;
  color: var(--mid);
}

.page-privacy .privacy-note {
  font-size: 14px;
  line-height: 1.72;
  margin: 26px 0 0;
  color: var(--mid);
}

/* 三类记录 */
.page-privacy .collect-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.page-privacy .collect-card {
  border: var(--bw) solid var(--brown);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
  padding: 18px 16px 20px;
}

.page-privacy .collect-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-bottom: 12px;
  background: var(--ink);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
}

.page-privacy .collect-card__title {
  font-size: 18px;
  line-height: 1.3;
  font-weight: 700;
  margin: 0 0 12px;
}

.page-privacy .collect-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .collect-list li {
  position: relative;
  padding-left: 14px;
  font-size: 14.5px;
  line-height: 1.7;
}

.page-privacy .collect-list li + li {
  margin-top: 6px;
}

.page-privacy .collect-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 4px;
  height: 4px;
  background: var(--brick);
}

.page-privacy .collect-card__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--sand);
  font-size: 13px;
  line-height: 1.65;
  color: var(--mid);
}

/* 用途清单 */
.page-privacy .use-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--sand);
}

.page-privacy .use-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--sand);
}

.page-privacy .use-row__title {
  font-size: 17px;
  line-height: 1.35;
  font-weight: 700;
  margin: 0;
}

.page-privacy .use-row__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

/* 对照表 */
.page-privacy .table-scroll {
  overflow-x: auto;
  border: var(--bw) solid var(--brown);
  box-shadow: var(--shadow-soft);
  background: var(--paper);
  -webkit-overflow-scrolling: touch;
}

.page-privacy .data-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-privacy .data-table thead th {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  font-weight: 600;
  text-align: left;
  padding: 12px 14px;
  white-space: nowrap;
}

.page-privacy .data-table tbody th {
  text-align: left;
  font-weight: 700;
  padding: 14px;
  font-size: 14.5px;
  white-space: nowrap;
}

.page-privacy .data-table tbody td {
  padding: 14px;
  line-height: 1.65;
}

.page-privacy .data-table tbody tr:nth-child(odd) {
  background: var(--paper);
}

.page-privacy .data-table tbody tr:nth-child(even) {
  background: var(--sand);
}

/* 保留期限 */
.page-privacy .retention-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(20px, 3.4vw, 30px);
}

.page-privacy .retention-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
}

.page-privacy .retention-item__key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--brick);
}

.page-privacy .retention-item__val {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
}

/* 收束区块 */
.page-privacy .privacy-outro {
  background: var(--sand);
  border: var(--bw) solid var(--brown);
  box-shadow: var(--shadow-soft);
  padding: clamp(22px, 4vw, 38px);
  margin-block: clamp(48px, 8vw, 84px) clamp(56px, 9vw, 100px);
  scroll-margin-top: calc(var(--header-offset) + 12px);
}

.page-privacy .privacy-outro__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.15;
  font-weight: 800;
  margin: 0 0 14px;
}

.page-privacy .privacy-outro__text {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.8;
}

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

.page-privacy .privacy-outro__mail {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 2px solid var(--brick);
  padding-bottom: 1px;
  word-break: break-all;
}

/* 中屏：卡片三栏、用途左右分栏 */
@media (min-width: 720px) {
  .page-privacy .collect-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-privacy .use-row {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-privacy .retention-item {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

/* 桌面：左侧粘性目录 */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding-block: 48px 44px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: minmax(180px, 212px) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 76px);
    padding-block: 60px 0;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-offset) + 16px);
    align-self: start;
  }

  .page-privacy .privacy-body {
    padding-bottom: 8px;
  }
}

/* 窄屏：表格首列固定 */
@media (max-width: 719px) {
  .page-privacy .data-table thead th:first-child {
    position: sticky;
    left: 0;
    z-index: 2;
    background: var(--ink);
  }

  .page-privacy .data-table tbody th {
    position: sticky;
    left: 0;
    z-index: 1;
  }

  .page-privacy .data-table tbody tr:nth-child(odd) th {
    background: var(--paper);
  }

  .page-privacy .data-table tbody tr:nth-child(even) th {
    background: var(--sand);
  }

  .page-privacy .privacy-outro__title {
    flex-direction: column;
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-toc__num {
    transition: none;
  }
}