.page-privacy {
  --pv-band: linear-gradient(90deg, var(--cyan) 0%, var(--violet) 52%, var(--orange) 100%);
  --pv-note-bg: rgba(46, 242, 190, 0.08);
  --pv-note-line: rgba(46, 242, 190, 0.34);
  display: block;
  min-width: 0;
}

/* ---------- 页首 ---------- */
.page-privacy .pv-hero {
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: clamp(30px, 5vw, 58px) var(--pad-x) clamp(34px, 5.5vw, 64px);
  overflow: hidden;
}

.page-privacy .pv-band {
  position: absolute;
  top: 0;
  left: 0;
  width: min(620px, 76%);
  height: 6px;
  border-radius: 0 999px 999px 0;
  background: var(--pv-band);
  box-shadow: var(--glow-cyan);
}

.page-privacy .pv-hero-grid {
  display: grid;
  gap: 28px;
  margin-top: 26px;
  min-width: 0;
}

.page-privacy .pv-hero-copy {
  min-width: 0;
}

.page-privacy .pv-title {
  margin: 10px 0 0;
  font-size: clamp(38px, 7.4vw, 64px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: 0.01em;
}

.page-privacy .pv-lead {
  margin: 18px 0 0;
  max-width: 640px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-privacy .pv-scope {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
}

.page-privacy .pv-hero-art {
  min-width: 0;
}

.page-privacy .pv-hero-art .media-frame {
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.page-privacy .pv-hero-art img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .pv-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x) clamp(56px, 8vw, 96px);
}

.page-privacy .pv-body {
  display: flex;
  flex-direction: column;
  gap: 30px;
  min-width: 0;
}

/* ---------- 章节索引 ---------- */
.page-privacy .pv-toc {
  min-width: 0;
  padding: 14px 16px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-card);
}

.page-privacy .pv-toc-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.24em;
  color: var(--text-mute);
}

.page-privacy .pv-toc-list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .pv-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-dim);
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.18s ease, color 0.18s ease;
}

.page-privacy .pv-toc-list a:hover,
.page-privacy .pv-toc-list a:focus-visible {
  background: var(--bg-float);
  color: var(--text);
  outline: none;
}

.page-privacy .pv-toc-list a:focus-visible {
  box-shadow: 0 0 0 2px var(--cyan);
}

.page-privacy .pv-toc-num {
  font-size: 11px;
  font-weight: 700;
  color: var(--cyan);
  opacity: 0.85;
}

/* ---------- 条款正文 ---------- */
.page-privacy .pv-doc {
  display: flex;
  flex-direction: column;
  gap: clamp(42px, 6vw, 76px);
  min-width: 0;
}

.page-privacy .pv-sec {
  position: relative;
  padding-left: clamp(16px, 2.6vw, 28px);
  border-left: 1px solid var(--line);
  scroll-margin-top: calc(var(--cmd-h) + 26px);
}

.page-privacy .pv-sec::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 4px;
  width: 3px;
  height: 44px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-privacy .pv-sec:nth-child(3n + 2)::before {
  background: var(--violet);
}

.page-privacy .pv-sec:nth-child(3n + 3)::before {
  background: var(--orange);
}

.page-privacy .pv-sec-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .pv-sec-num {
  flex: none;
  font-size: clamp(30px, 5vw, 40px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
  opacity: 0.34;
  font-variant-numeric: tabular-nums;
}

.page-privacy .pv-sec-title {
  margin: 0;
  font-size: clamp(21px, 3.2vw, 27px);
  font-weight: 800;
  line-height: 1.32;
  color: var(--text);
}

.page-privacy .pv-p {
  margin: 0 0 14px;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-privacy .pv-p--tight {
  margin-top: 18px;
}

.page-privacy .pv-p strong,
.page-privacy .pv-list strong {
  color: var(--text);
  font-weight: 700;
}

.page-privacy .pv-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 242, 190, 0.42);
  transition: border-color 0.18s ease;
  word-break: break-all;
}

.page-privacy .pv-link:hover,
.page-privacy .pv-link:focus-visible {
  border-color: var(--cyan);
  outline: none;
}

/* ---------- 场景卡片 ---------- */
.page-privacy .pv-cards {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.page-privacy .pv-card {
  padding: 18px 18px 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--bg-card);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-privacy .pv-card:hover {
  border-color: rgba(46, 242, 190, 0.42);
  transform: translateY(-2px);
}

.page-privacy .pv-card-k {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-privacy .pv-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-privacy .pv-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pv-list {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-list li {
  position: relative;
  max-width: 44em;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(46, 242, 190, 0.5);
}

/* ---------- 高亮条款 ---------- */
.page-privacy .pv-note {
  margin: 22px 0 0;
  max-width: 44em;
  padding: 14px 16px;
  border-radius: var(--r-md);
  border: 1px solid var(--pv-note-line);
  background: var(--pv-note-bg);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 折叠条款 ---------- */
.page-privacy .pv-fold {
  margin: 20px 0 0;
  max-width: 44em;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-float);
  overflow: hidden;
}

.page-privacy .pv-fold > summary {
  position: relative;
  padding: 14px 46px 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text);
}

.page-privacy .pv-fold > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-fold > summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 16px;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-privacy .pv-fold[open] > summary::after {
  content: "\2212";
}

.page-privacy .pv-fold > summary:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--cyan);
}

.page-privacy .pv-fold p {
  margin: 0;
  padding: 0 16px 16px;
  max-width: 42em;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 延伸入口 ---------- */
.page-privacy .pv-more {
  display: grid;
  gap: 12px;
  margin-top: 28px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, rgba(162, 107, 255, 0.14), rgba(91, 61, 245, 0.06) 58%, transparent 100%);
}

.page-privacy .pv-more a {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-card);
  text-decoration: none;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-privacy .pv-more a:hover,
.page-privacy .pv-more a:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
  outline: none;
}

.page-privacy .pv-more-k {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-privacy .pv-more-t {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-privacy .pv-more-d {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 420px) {
  .page-privacy .pv-lead,
  .page-privacy .pv-p,
  .page-privacy .pv-list li,
  .page-privacy .pv-note {
    font-size: 14px;
  }

  .page-privacy .pv-sec-head {
    gap: 10px;
  }

  .page-privacy .pv-more {
    padding: 14px;
  }
}

/* ---------- 平板：卡片三栏起步 ---------- */
@media (min-width: 700px) {
  .page-privacy .pv-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pv-more {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 桌面：双栏 + 右侧粘性索引 ---------- */
@media (min-width: 980px) {
  .page-privacy .pv-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 52px;
  }

  .page-privacy .pv-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 236px;
    gap: 60px;
    align-items: start;
  }

  .page-privacy .pv-doc {
    grid-column: 1;
    grid-row: 1;
  }

  .page-privacy .pv-toc {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: calc(var(--cmd-h) + 26px);
  }

  .page-privacy .pv-toc-list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .pv-toc-list a {
    white-space: normal;
    padding: 9px 10px;
    font-size: 13px;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-card,
  .page-privacy .pv-more a,
  .page-privacy .pv-toc-list a {
    transition: none;
  }

  .page-privacy .pv-card:hover,
  .page-privacy .pv-more a:hover {
    transform: none;
  }
}