.page-privacy {
  --pp-measure: 68ch;
  background: var(--ink-900);
  color: var(--chalk-50);
}

/* ===== 页首氛围带 ===== */
.page-privacy .pp-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--ink-700);
  background: var(--ink-900);
}

.page-privacy .pp-hero__art {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-privacy .pp-hero__art img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(90% 120% at 88% 6%, rgba(43, 245, 200, 0.16), transparent 58%),
    linear-gradient(180deg, rgba(6, 28, 22, 0.55) 0%, rgba(6, 28, 22, 0.9) 64%, var(--ink-900) 100%);
}

.page-privacy .pp-hero__content {
  padding-top: clamp(20px, 4vw, 34px);
  padding-bottom: clamp(40px, 7vw, 84px);
}

.page-privacy .pp-hero .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-privacy .pp-hero__eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-500);
}

.page-privacy .pp-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(34px, 6.4vw, 68px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--chalk-50);
}

.page-privacy .pp-hero__lede {
  max-width: 56ch;
  margin: 0;
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.75;
  color: var(--text-soft);
}

@keyframes pp-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-privacy .pp-hero__eyebrow,
.page-privacy .pp-hero__title,
.page-privacy .pp-hero__lede {
  animation: pp-rise 0.62s var(--ease) both;
}

.page-privacy .pp-hero__title {
  animation-delay: 0.07s;
}

.page-privacy .pp-hero__lede {
  animation-delay: 0.14s;
}

/* ===== 双栏骨架 ===== */
.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
  padding-top: clamp(30px, 5vw, 56px);
  padding-bottom: clamp(56px, 9vw, 110px);
}

/* ===== 章节目录 ===== */
.page-privacy .pp-toc {
  border: 1px solid var(--ink-700);
  border-radius: var(--r-md);
  background: var(--ink-800);
  padding: 16px 14px;
}

.page-privacy .pp-toc__title {
  margin: 0 0 12px;
  padding-left: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist-400);
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(172px, 1fr));
  gap: 2px;
}

.page-privacy .pp-toc__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--chalk-50);
  background: var(--glass-teal);
  border-left-color: var(--cyan-500);
}

.page-privacy .pp-toc__num {
  flex: none;
  font-size: 0.72rem;
  color: var(--cyan-500);
}

/* ===== 条款正文 ===== */
.page-privacy .pp-doc {
  display: grid;
  gap: clamp(30px, 4vw, 46px);
  min-width: 0;
}

.page-privacy .pp-sec {
  min-width: 0;
  scroll-margin-top: 96px;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--ink-700);
}

.page-privacy .pp-doc > .pp-sec:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .pp-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}

.page-privacy .pp-sec__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  color: var(--cyan-500);
}

.page-privacy .pp-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.6vw, 1.7rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--chalk-50);
}

.page-privacy .pp-sec:target .pp-sec__title {
  color: var(--cyan-200);
}

.page-privacy .pp-sec__lede {
  max-width: var(--pp-measure);
  margin: 0 0 20px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-privacy .pp-sec__lede a,
.page-privacy .pp-callout a {
  color: var(--cyan-200);
  text-decoration-color: rgba(140, 255, 228, 0.45);
  text-underline-offset: 3px;
}

.page-privacy .pp-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .pp-list > li {
  position: relative;
  max-width: var(--pp-measure);
  padding-left: 22px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-privacy .pp-list > li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border: 1.5px solid var(--cyan-200);
  transform: rotate(45deg);
}

.page-privacy .pp-list strong {
  color: var(--chalk-50);
  font-weight: 600;
}

.page-privacy .pp-note {
  max-width: var(--pp-measure);
  margin: 20px 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--mist-400);
}

.page-privacy .pp-callout {
  max-width: var(--pp-measure);
  margin-top: 24px;
  padding: 18px 20px;
  border-left: 3px solid var(--cyan-500);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: var(--glass-teal);
}

.page-privacy .pp-callout p {
  margin: 0;
  line-height: 1.75;
  color: var(--chalk-50);
}

/* ===== 保存期限表 ===== */
.page-privacy .pp-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--ink-700);
  border-radius: var(--r-md);
  background: var(--ink-800);
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pp-table-wrap .data-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.page-privacy .pp-table-wrap caption {
  padding: 16px 18px 0;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist-400);
}

.page-privacy .pp-table-wrap th,
.page-privacy .pp-table-wrap td {
  padding: 14px 18px;
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
  border-bottom: 1px solid var(--ink-700);
}

.page-privacy .pp-table-wrap thead th {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  white-space: nowrap;
  color: var(--cyan-200);
}

.page-privacy .pp-table-wrap tbody td:first-child {
  font-weight: 600;
  white-space: nowrap;
  color: var(--chalk-50);
}

.page-privacy .pp-table-wrap tbody td:last-child {
  color: var(--text-soft);
}

.page-privacy .pp-table-wrap tbody tr:last-child td {
  border-bottom: 0;
}

.page-privacy .pp-dur {
  color: var(--ember-300);
}

/* ===== 版本与操作 ===== */
.page-privacy .pp-sec--version .pp-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 30px);
}

/* ===== 桌面双栏 ===== */
@media (min-width: 960px) {
  .page-privacy .pp-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 104px;
    padding: 20px 16px;
  }

  .page-privacy .pp-toc__list {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }
}

/* ===== 窄屏收敛 ===== */
@media (max-width: 639px) {
  .page-privacy .pp-sec__head {
    gap: 10px;
  }

  .page-privacy .pp-sec__num {
    font-size: 0.82rem;
  }

  .page-privacy .pp-table-wrap .data-table {
    min-width: 400px;
    font-size: 0.875rem;
  }

  .page-privacy .pp-table-wrap th,
  .page-privacy .pp-table-wrap td {
    padding: 12px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-hero__eyebrow,
  .page-privacy .pp-hero__title,
  .page-privacy .pp-hero__lede {
    animation: none;
  }

  .page-privacy .pp-toc__link {
    transition: none;
  }
}