.page-privacy {
  --privacy-hair: rgba(33, 69, 106, 0.55);
  --privacy-wash: rgba(22, 50, 79, 0.62);
}

/* ---------- 框架：目录 + 正文 ---------- */
.page-privacy .privacy-shell {
  display: grid;
  gap: 26px;
  padding-block: clamp(24px, 5vw, 52px) clamp(48px, 7vw, 92px);
}

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

/* ---------- 左侧章节轨 ---------- */
.page-privacy .privacy-toc {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--privacy-wash);
  padding: 14px 14px 10px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border-left: 2px solid transparent;
  border-radius: 8px;
  white-space: nowrap;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--line);
  transition: color 0.2s var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link.is-active,
.page-privacy .privacy-toc__link[aria-current] {
  color: var(--cyan-soft);
  background: rgba(53, 242, 214, 0.08);
  border-left-color: var(--cyan);
}

.page-privacy .privacy-toc__link.is-active .privacy-toc__num,
.page-privacy .privacy-toc__link[aria-current] .privacy-toc__num {
  color: var(--orange);
}

/* ---------- 首屏 ---------- */
.page-privacy .breadcrumbs {
  margin-bottom: 18px;
}

.page-privacy .privacy-hero__title {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(38px, 7vw, 68px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .privacy-hero__lead {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--paper);
  opacity: 0.86;
}

/* ---------- 配图 ---------- */
.page-privacy .privacy-figure {
  margin: 30px 0 6px;
}

.page-privacy .privacy-figure .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-organic);
}

.page-privacy .privacy-figure .media-frame__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  text-align: right;
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-sec {
  padding-top: 30px;
  scroll-margin-top: 96px;
}

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: 34px;
  border-top: 1px solid var(--privacy-hair);
  padding-top: 34px;
}

.page-privacy .privacy-sec .section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.page-privacy .privacy-sec .section-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-privacy .privacy-sec .section-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .privacy-prose p {
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--paper);
  opacity: 0.88;
}

.page-privacy .privacy-prose p + p {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--privacy-hair);
}

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

.page-privacy .privacy-prose a:hover {
  color: var(--cyan-soft);
}

/* ---------- 术语气泡 ---------- */
.page-privacy .term {
  position: relative;
  border-bottom: 1px dashed var(--cyan);
  color: var(--cyan-soft);
  cursor: help;
  outline: none;
}

.page-privacy .term::after {
  content: attr(data-def);
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  z-index: 5;
  width: max-content;
  max-width: 240px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink-0);
  color: var(--paper);
  font-size: 13px;
  line-height: 1.6;
  white-space: normal;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-privacy .term:hover::after,
.page-privacy .term:focus::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 四类信息 ---------- */
.page-privacy .collect-grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
  grid-template-columns: 1fr;
}

.page-privacy .collect-item {
  position: relative;
  padding: 18px 18px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-organic);
  background: linear-gradient(170deg, rgba(22, 50, 79, 0.92), rgba(13, 32, 54, 0.85));
  transition: border-color 0.2s var(--ease);
}

.page-privacy .collect-item:hover {
  border-color: var(--cyan);
}

.page-privacy .collect-item__name {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-privacy .collect-item__body {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper);
  opacity: 0.82;
}

.page-privacy .collect-item .tag {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  background: rgba(15, 59, 58, 0.55);
}

/* ---------- 用途对应 ---------- */
.page-privacy .purpose-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--privacy-hair);
}

.page-privacy .purpose-row {
  display: grid;
  gap: 4px;
  padding: 15px 2px;
  border-bottom: 1px solid var(--privacy-hair);
}

.page-privacy .purpose-row__use {
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
}

.page-privacy .purpose-row__src {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--muted);
}

/* ---------- 保存期限折叠 ---------- */
.page-privacy .retention-panel {
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--privacy-wash);
  overflow: hidden;
}

.page-privacy .retention-panel__summary {
  padding: 14px 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--cyan);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

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

.page-privacy .retention-panel__summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  flex: none;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
}

.page-privacy .retention-panel[open] .retention-panel__summary::before {
  content: "−";
  border-color: var(--cyan);
}

.page-privacy .retention-panel__body {
  padding: 0 18px 18px;
  overflow-x: auto;
}

.page-privacy .retention-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-privacy .retention-table__caption {
  padding: 0 0 10px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-privacy .retention-table th,
.page-privacy .retention-table td {
  padding: 11px 10px;
  border-bottom: 1px solid var(--privacy-hair);
  text-align: left;
  line-height: 1.7;
  vertical-align: top;
  font-variant-numeric: tabular-nums;
}

.page-privacy .retention-table thead th {
  color: var(--cyan);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--line);
}

.page-privacy .retention-table tbody th {
  color: var(--paper);
  font-weight: 600;
  white-space: nowrap;
}

.page-privacy .retention-table tbody td {
  color: var(--paper);
  opacity: 0.82;
}

.page-privacy .retention-table tbody tr:hover th,
.page-privacy .retention-table tbody tr:hover td {
  background: rgba(53, 242, 214, 0.05);
}

.page-privacy .retention-panel__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 权利卡片 ---------- */
.page-privacy .rights-grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
  grid-template-columns: 1fr;
}

.page-privacy .right-card {
  padding: 18px 18px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: 4px 14px 14px 4px;
  background: linear-gradient(160deg, rgba(22, 50, 79, 0.95), rgba(15, 59, 58, 0.6));
}

.page-privacy .right-card__title {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-privacy .right-card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper);
  opacity: 0.84;
}

.page-privacy .rights-foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

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

/* ---------- 平板 / 桌面 ---------- */
@media (min-width: 720px) {
  .page-privacy .collect-grid,
  .page-privacy .rights-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .purpose-row {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-privacy .purpose-row__src {
    text-align: right;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-shell {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 92px;
    align-self: start;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-toc__link {
    width: 100%;
    white-space: normal;
  }

  .page-privacy .privacy-hero__lead {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .term::after,
  .page-privacy .collect-item {
    transition-duration: 0.01ms;
  }

  .page-privacy .term::after {
    transform: none;
  }
}