/* ===== 隐私中心 · 页面专属样式（作用域 .page-privacy） ===== */
.page-privacy {
  --pv-measure: 63ch;
  --pv-rail: 88px;
  background: var(--ink-900);
  color: var(--text-primary);
  overflow-x: hidden;
}

/* ---------- 首屏：低透明氛围图 + 框景文本 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-800);
  border-bottom: 1px solid var(--surface-line);
}
.page-privacy .pv-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  display: block;
}
.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 10, 18, 0.62) 0%, rgba(6, 10, 18, 0.93) 70%, var(--ink-900) 100%);
  pointer-events: none;
}
.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: 52px;
  padding-bottom: 44px;
  min-width: 0;
}
.page-privacy .pv-hero .bvt-h1 {
  margin: 10px 0 18px;
}
.page-privacy .pv-hero .bvt-lede {
  max-width: 58ch;
  color: var(--text-muted);
}
.page-privacy .pv-meta {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-privacy .pv-meta li {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  border: 1px solid var(--surface-line);
  border-radius: 999px;
  padding: 6px 13px;
  white-space: nowrap;
}

/* ---------- 正文区 ---------- */
.page-privacy .pv-body {
  padding-top: 34px;
  padding-bottom: 64px;
}
.page-privacy .pv-index-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--text-faint);
}
.page-privacy .pv-index {
  list-style: none;
  margin: 0 0 40px;
  padding: 0;
  border-top: 1px solid var(--surface-line);
}
.page-privacy .pv-index li {
  border-bottom: 1px solid var(--surface-line-soft);
}
.page-privacy .pv-index a {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 13px 2px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 220ms var(--ease), background-color 220ms var(--ease);
}
.page-privacy .pv-index a:hover,
.page-privacy .pv-index a:focus-visible {
  color: var(--text-primary);
  background: rgba(53, 242, 192, 0.05);
}
.page-privacy .pv-index__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--acid-cyan);
}
.page-privacy .pv-index__label {
  font-size: 14.5px;
  line-height: 1.6;
}

/* ---------- 条款条目：编号刻度 + 慢读节奏 ---------- */
.page-privacy .pv-doc {
  border-top: 1px solid var(--surface-line);
}
.page-privacy .pv-clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 26px 0 30px;
  border-bottom: 1px solid var(--surface-line-soft);
  min-width: 0;
}
.page-privacy .pv-clause__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--acid-cyan);
}
.page-privacy .pv-clause__body {
  min-width: 0;
}
.page-privacy .pv-clause__body > h2 {
  margin: 0 0 14px;
}
.page-privacy .pv-clause__body p {
  margin: 0 0 14px;
  max-width: var(--pv-measure);
  font-size: 15.5px;
  font-weight: 300;
  line-height: 1.85;
  color: var(--text-primary);
}
.page-privacy .pv-clause__body p:last-child {
  margin-bottom: 0;
}
.page-privacy .pv-clause__body ul {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  max-width: var(--pv-measure);
}
.page-privacy .pv-clause__body li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  font-size: 15.5px;
  font-weight: 300;
  line-height: 1.8;
  color: var(--text-primary);
}
.page-privacy .pv-clause__body li:last-child {
  margin-bottom: 0;
}
.page-privacy .pv-clause__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.87em;
  width: 8px;
  height: 1px;
  background: var(--cyan-dim);
}

/* 强调块：一条青绿细边 + 极淡底色 */
.page-privacy .pv-note {
  max-width: var(--pv-measure);
  margin: 0 0 18px;
  padding: 14px 16px;
  border-left: 2px solid var(--acid-cyan);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(53, 242, 192, 0.055);
}
.page-privacy .pv-note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-primary);
}

/* 内联文本链接 */
.page-privacy a.pv-link {
  color: var(--acid-cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 200ms var(--ease);
}
.page-privacy a.pv-link:hover,
.page-privacy a.pv-link:focus-visible {
  color: var(--orange-pulse);
}

/* ---------- 边界示意图 ---------- */
.page-privacy .pv-diagram-wrap {
  margin: 4px 0 20px;
  max-width: 560px;
}
.page-privacy .pv-diagram {
  display: block;
  width: 100%;
  height: auto;
  box-sizing: border-box;
  background: var(--charcoal-700);
  border: 1px solid var(--surface-line);
  border-radius: var(--r-md);
  padding: 14px;
}
.page-privacy .pv-diagram__box {
  fill: none;
  stroke: var(--blueprint-line);
  stroke-width: 1.5;
}
.page-privacy .pv-diagram__box--local {
  stroke: var(--cyan-dim);
}
.page-privacy .pv-diagram__label {
  font-family: var(--font-mono);
  font-size: 22px;
  fill: var(--text-primary);
}
.page-privacy .pv-diagram__sub {
  font-family: var(--font-mono);
  font-size: 18px;
  fill: var(--text-muted);
}
.page-privacy .pv-diagram__link {
  stroke: var(--text-faint);
  stroke-width: 1.5;
  stroke-dasharray: 6 7;
  fill: none;
}
.page-privacy .pv-diagram__caption {
  font-family: var(--font-mono);
  font-size: 19px;
  letter-spacing: 0.06em;
  fill: var(--acid-cyan);
}

/* ---------- 返回顶部 ---------- */
.page-privacy .pv-top {
  display: inline-flex;
  align-items: center;
  margin-top: 30px;
  padding: 9px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid var(--surface-line);
  border-radius: 999px;
  transition: color 220ms var(--ease), border-color 220ms var(--ease);
}
.page-privacy .pv-top:hover,
.page-privacy .pv-top:focus-visible {
  color: var(--acid-cyan);
  border-color: var(--cyan-dim);
}

/* ---------- 桌面：左侧刻度轨道 + 收窄文本 ---------- */
@media (min-width: 900px) {
  .page-privacy .pv-hero__inner {
    padding-top: 76px;
    padding-bottom: 66px;
  }
  .page-privacy .pv-index {
    max-width: 520px;
    margin-bottom: 56px;
  }
  .page-privacy .pv-clause {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    column-gap: 0;
    padding: 42px 0 46px;
  }
  .page-privacy .pv-clause__num {
    position: relative;
    padding-right: 26px;
    text-align: right;
    border-right: 1px solid var(--surface-line);
  }
  .page-privacy .pv-clause__num::after {
    content: "";
    position: absolute;
    right: -4.5px;
    top: -3px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ink-900);
    border: 1px solid var(--cyan-dim);
  }
  .page-privacy .pv-clause__body {
    padding-left: 44px;
  }
  .page-privacy .pv-diagram-wrap {
    max-width: 620px;
  }
  .page-privacy .pv-diagram__label {
    font-size: 15px;
  }
  .page-privacy .pv-diagram__sub {
    font-size: 13px;
  }
  .page-privacy .pv-diagram__caption {
    font-size: 13px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .pv-clause {
    padding: 48px 0 52px;
  }
  .page-privacy .pv-clause__body p,
  .page-privacy .pv-clause__body ul,
  .page-privacy .pv-note {
    max-width: 64ch;
  }
}