.page-privacy {
  --pv-sheet-bg: #F2F7F5;
  --pv-sheet-ink: #101314;
  --pv-sheet-line: #C6D5CF;
  --pv-sheet-accent: #A8461F;
  --pv-sheet-quiet: #4A635B;
  --pv-measure: 38em;
  background: var(--ink-green);
  color: var(--paper);
  overflow-x: hidden;
}

.page-privacy .crumbs {
  padding-top: 20px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(118deg, transparent 0 38%, rgba(47, 227, 200, 0.07) 38% 38.5%, transparent 38.5%),
    linear-gradient(118deg, transparent 0 62%, rgba(47, 227, 200, 0.05) 62% 62.4%, transparent 62.4%);
  pointer-events: none;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -90px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle at 32% 32%, rgba(47, 227, 200, 0.16), transparent 66%);
  pointer-events: none;
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: 32px;
  padding-bottom: 26px;
}

.page-privacy .pv-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.22em;
  color: var(--neon-cyan);
}

.page-privacy .pv-hero__title {
  margin: 0;
  max-width: 16em;
  font-size: 34px;
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .pv-hero__lede {
  margin: 18px 0 0;
  max-width: 30em;
  font-size: 16px;
  line-height: 1.78;
  color: #C9DAD4;
}

.page-privacy .pv-hero__stamp {
  margin: 20px 0 0;
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid var(--line);
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sage);
}

.page-privacy .pv-hero__figure {
  margin: 0;
  position: relative;
  z-index: 1;
}

.page-privacy .pv-hero__figure img {
  display: block;
  width: 100%;
  height: clamp(180px, 32vw, 320px);
  object-fit: cover;
  border-top: 1px solid var(--line);
  filter: saturate(0.85) contrast(1.05);
}

/* ---------- 章节索引 ---------- */
.page-privacy .pv-toc {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-privacy .pv-toc__item {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 16px;
  background: var(--deep-green);
  color: var(--paper);
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease;
}

.page-privacy .pv-toc__item:hover {
  background: #17423A;
  color: var(--neon-cyan);
}

.page-privacy .pv-toc__item:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: -2px;
}

.page-privacy .pv-toc__num {
  flex: none;
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--neon-cyan);
}

.page-privacy .pv-toc__label {
  font-size: 15px;
  line-height: 1.5;
}

/* ---------- 正文纸张 ---------- */
.page-privacy .pv-sheet {
  margin: 28px auto 0;
  max-width: 860px;
  padding: 26px 20px 34px;
  background: var(--pv-sheet-bg);
  color: var(--pv-sheet-ink);
  border: 1px solid var(--pv-sheet-line);
  box-shadow: 9px 9px 0 0 var(--charcoal), 9px 9px 0 1px var(--line);
}

.page-privacy .pv-chapter {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 12px;
  padding: 26px 0;
  border-top: 1px solid var(--pv-sheet-line);
  scroll-margin-top: 24px;
}

.page-privacy .pv-chapter:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-privacy .pv-chapter__rail {
  padding-top: 4px;
}

.page-privacy .pv-chapter__tag {
  display: block;
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-size: 11px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.22em;
  color: var(--pv-sheet-accent);
}

.page-privacy .pv-chapter__body {
  min-width: 0;
  max-width: var(--pv-measure);
}

.page-privacy .pv-chapter__num {
  margin: 0;
  font-family: var(--font-num);
  font-size: 26px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--pv-sheet-accent);
  font-variant-numeric: tabular-nums;
}

.page-privacy .pv-chapter__title {
  margin: 8px 0 14px;
  font-size: 22px;
  line-height: 1.34;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--pv-sheet-ink);
}

.page-privacy .pv-chapter__body p {
  margin: 0 0 12px;
  font-size: 16px;
  line-height: 1.78;
  color: #1D2B27;
}

.page-privacy .pv-chapter__body p:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-link {
  color: var(--pv-sheet-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .pv-link:hover {
  color: var(--pv-sheet-ink);
}

.page-privacy .pv-link:focus-visible {
  outline: 2px solid var(--pv-sheet-accent);
  outline-offset: 2px;
}

/* 条款列表 */
.page-privacy .pv-list {
  margin: 4px 0 12px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 18px;
  font-size: 16px;
  line-height: 1.78;
  color: #1D2B27;
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  background: var(--pv-sheet-accent);
  transform: rotate(45deg);
}

.page-privacy .pv-list li strong {
  font-weight: 700;
  color: var(--pv-sheet-ink);
}

/* 信息类型词条 */
.page-privacy .pv-terms {
  margin: 4px 0 0;
}

.page-privacy .pv-term {
  padding: 14px 0;
  border-top: 1px dashed var(--pv-sheet-line);
}

.page-privacy .pv-term:first-child {
  border-top: 0;
  padding-top: 2px;
}

.page-privacy .pv-term__key {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--pv-sheet-quiet);
}

.page-privacy .pv-term__val {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: #1D2B27;
}

/* 提示块 */
.page-privacy .pv-note {
  margin: 14px 0;
  padding: 13px 15px;
  background: rgba(20, 51, 43, 0.06);
  border-left: 3px solid var(--pv-sheet-accent);
}

.page-privacy .pv-note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: #22332E;
}

/* ---------- 收尾 ---------- */
.page-privacy .pv-tail {
  margin: 36px auto 56px;
  max-width: 860px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: var(--deep-green);
}

.page-privacy .pv-tail__lead {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--paper);
}

.page-privacy .pv-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .pv-tail__link {
  display: inline-block;
  padding: 9px 16px;
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  font-size: 14px;
  text-decoration: none;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: background 0.18s ease, color 0.18s ease;
}

.page-privacy .pv-tail__link:hover {
  background: var(--neon-cyan);
  color: var(--charcoal);
}

.page-privacy .pv-tail__link:focus-visible {
  outline: 2px solid var(--paper);
  outline-offset: 2px;
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-hero__inner {
    padding-top: 44px;
    padding-bottom: 34px;
  }

  .page-privacy .pv-hero__title {
    font-size: 44px;
  }

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

  .page-privacy .pv-toc {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-privacy .pv-sheet {
    padding: 34px 34px 42px;
  }

  .page-privacy .pv-chapter {
    grid-template-columns: 32px 1fr;
    gap: 20px;
    padding: 32px 0;
  }

  .page-privacy .pv-chapter__num {
    font-size: 32px;
  }

  .page-privacy .pv-chapter__title {
    font-size: 26px;
  }

  .page-privacy .pv-term {
    display: grid;
    grid-template-columns: 132px 1fr;
    gap: 16px;
    align-items: baseline;
  }

  .page-privacy .pv-term__key {
    margin-bottom: 0;
  }

  .page-privacy .pv-tail {
    padding: 26px 30px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-privacy .crumbs {
    padding-top: 28px;
  }

  .page-privacy .pv-hero__title {
    font-size: 54px;
  }

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

  .page-privacy .pv-sheet {
    padding: 46px 48px 54px;
  }

  .page-privacy .pv-chapter {
    grid-template-columns: 40px 1fr;
    gap: 30px;
    padding: 38px 0;
  }

  .page-privacy .pv-chapter__tag {
    font-size: 12px;
  }

  .page-privacy .pv-chapter__num {
    font-size: 36px;
  }

  .page-privacy .pv-chapter__title {
    font-size: 28px;
  }

  .page-privacy .pv-chapter__body p,
  .page-privacy .pv-list li,
  .page-privacy .pv-term__val {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__item,
  .page-privacy .pv-tail__link {
    transition: none;
  }
}