.page-privacy {
  --pp-line: var(--indigo-100);
  --pp-gold: var(--gold-500);
  --pp-muted: var(--stone-600);
  --pp-flow-w: 760px;
  background: var(--paper-050);
  color: var(--ink-900);
  padding-bottom: 88px;
  overflow-x: hidden;
}

.page-privacy .breadcrumb {
  padding-top: 28px;
}

.page-privacy .pp-hero {
  padding-top: 40px;
}

.page-privacy .pp-hero__title {
  font-family: var(--font-display);
  font-size: clamp(34px, 6.4vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.012em;
  margin: 16px 0 22px;
  max-width: 940px;
  color: var(--ink-900);
}

.page-privacy .pp-hero__lead {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.95;
  max-width: 720px;
  margin: 0 0 28px;
  color: var(--ink-900);
}

.page-privacy .pp-hero__meta {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}

.page-privacy .pp-hero__art {
  margin: 36px 0 0;
}

.page-privacy .pp-hero__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1100 / 450;
  object-fit: cover;
  border-radius: 4px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-privacy .pp-layout {
  padding-top: 52px;
}

.page-privacy .pp-rail {
  display: none;
}

.page-privacy .pp-flow {
  max-width: var(--pp-flow-w);
}

.page-privacy .pp-sec {
  scroll-margin-top: calc(var(--frame-h) + 24px);
}

.page-privacy .pp-sec + .pp-sec {
  margin-top: 60px;
  padding-top: 56px;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .pp-sec__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}

.page-privacy .pp-sec__num {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--pp-gold);
  color: var(--ink-900);
  font-family: var(--font-data);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: 2px;
  margin-top: 4px;
}

.page-privacy .pp-sec__title {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 29px);
  line-height: 1.32;
  letter-spacing: -0.006em;
  margin: 0;
  color: var(--ink-900);
}

.page-privacy .pp-sec p {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.95;
  margin: 0 0 18px;
  color: var(--ink-900);
}

.page-privacy .pp-sec p:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 16px;
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--ink-900);
}

.page-privacy .pp-list li:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-list li::before {
  content: "\25B8";
  position: absolute;
  left: 0;
  top: 0.15em;
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--pp-gold);
  line-height: 1.9;
}

.page-privacy .pp-list strong {
  font-weight: 700;
  color: var(--ink-900);
}

.page-privacy .pp-callout {
  margin: 26px 0 8px;
  background: var(--indigo-100);
  border-left: 3px solid var(--indigo-700);
  border-radius: 2px var(--r-sm) var(--r-sm) 2px;
  padding: 22px 20px 20px;
}

.page-privacy .pp-callout__title {
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--indigo-700);
  margin: 0 0 16px;
  font-weight: 700;
}

.page-privacy .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .pp-steps__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(18, 28, 58, 0.12);
}

.page-privacy .pp-steps__item:first-child {
  padding-top: 0;
}

.page-privacy .pp-steps__item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-privacy .pp-steps__k {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--clay-500);
  font-weight: 700;
}

.page-privacy .pp-steps__v {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-900);
}

.page-privacy .pp-steps__note {
  margin: 18px 0 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--indigo-700);
  padding-top: 16px;
  border-top: 1px dashed rgba(30, 47, 92, 0.28);
}

.page-privacy .pp-accordion {
  margin-top: 24px;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .pp-accordion .accordion__item {
  border-bottom: 1px solid var(--pp-line);
}

.page-privacy .pp-accordion .accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 4px;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-900);
}

.page-privacy .pp-acc__label {
  position: relative;
  padding-left: 18px;
}

.page-privacy .pp-acc__label::before {
  content: "\25AA";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--pp-gold);
}

.page-privacy .pp-accordion .accordion__icon {
  flex: none;
  font-family: var(--font-data);
  font-size: 18px;
  line-height: 1;
  color: var(--indigo-700);
}

.page-privacy .pp-accordion .accordion__trigger[aria-expanded="true"] .pp-acc__label {
  color: var(--indigo-700);
}

.page-privacy .pp-accordion .accordion__panel {
  padding: 0 4px 20px 22px;
}

.page-privacy .pp-accordion .accordion__panel p {
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.9;
  margin: 0;
  color: var(--ink-900);
}

.page-privacy .pp-link {
  color: var(--indigo-700);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .pp-link:hover {
  color: var(--coral-500);
  text-decoration-color: var(--coral-500);
}

/* 移动端（默认）下的章节索引以紧凑列表形式呈现于内容之前 */
.page-privacy .pp-rail__box {
  display: block;
  position: relative;
  padding-left: 0;
  margin-bottom: 44px;
  border-top: 1px solid var(--pp-line);
  border-bottom: 1px solid var(--pp-line);
  padding-top: 18px;
  padding-bottom: 20px;
}

.page-privacy .pp-rail__line {
  display: none;
}

.page-privacy .pp-toc__title {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--pp-muted);
  margin: 0 0 14px;
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}

.page-privacy .pp-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(227, 231, 243, 0.72);
  color: var(--stone-600);
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--ink-900);
  background: var(--gold-200);
}

.page-privacy .pp-toc__num {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--clay-500);
  letter-spacing: 0.06em;
}

@media (min-width: 768px) {
  .page-privacy .pp-hero {
    padding-top: 52px;
  }

  .page-privacy .pp-hero__art {
    margin-top: 44px;
  }

  .page-privacy .pp-layout {
    padding-top: 64px;
  }

  .page-privacy .pp-sec + .pp-sec {
    margin-top: 72px;
    padding-top: 64px;
  }

  .page-privacy .pp-rail__box {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 14px;
  }

  .page-privacy .pp-toc__title {
    flex-basis: 100%;
    margin-bottom: 6px;
  }

  .page-privacy .pp-steps__item {
    grid-template-columns: 96px 1fr;
    gap: 0 20px;
  }

  .page-privacy .pp-steps__k {
    padding-top: 5px;
  }
}

@media (min-width: 1024px) {
  .page-privacy {
    padding-bottom: 120px;
  }

  .page-privacy .pp-layout {
    display: grid;
    grid-template-columns: 224px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-privacy .pp-flow {
    max-width: var(--pp-flow-w);
  }

  .page-privacy .pp-rail {
    display: block;
    position: sticky;
    top: calc(var(--frame-h) + 28px);
    align-self: start;
  }

  .page-privacy .pp-rail__box {
    display: block;
    margin-bottom: 0;
    border-top: 0;
    border-bottom: 0;
    padding: 0 0 0 22px;
  }

  .page-privacy .pp-rail__line {
    display: block;
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 1px;
    background: var(--pp-line);
    overflow: hidden;
  }

  .page-privacy .pp-rail__line::before {
    content: "";
    position: absolute;
    left: -3px;
    top: -2px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--pp-gold);
  }

  .page-privacy .pp-rail__fill {
    position: absolute;
    left: 0;
    top: 0;
    width: 1px;
    height: 100%;
    background: var(--pp-gold);
    transform: scaleY(0);
    transform-origin: top center;
  }

  .page-privacy .pp-toc__title {
    margin-bottom: 16px;
  }

  .page-privacy .pp-toc__list {
    display: block;
  }

  .page-privacy .pp-toc__link {
    display: block;
    padding: 6px 0;
    border-radius: 0;
    background: transparent;
    font-size: 13.5px;
    line-height: 1.55;
    transition: color 0.2s var(--ease), transform 0.24s var(--ease);
  }

  .page-privacy .pp-toc__link:hover,
  .page-privacy .pp-toc__link:focus-visible {
    background: transparent;
    transform: translateX(4px);
  }

  .page-privacy .pp-sec__num {
    width: 38px;
    height: 38px;
    font-size: 13px;
  }

  .page-privacy .pp-callout {
    padding: 26px 26px 24px;
  }
}

@media (min-width: 1280px) {
  .page-privacy .pp-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 80px;
  }

  .page-privacy .pp-hero__title {
    max-width: 1000px;
  }
}

@supports (animation-timeline: scroll()) {
  @media (min-width: 1024px) and (prefers-reduced-motion: no-preference) {
    .page-privacy .pp-rail__fill {
      animation: pp-rail-fill linear both;
      animation-timeline: scroll(root block);
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-rail__fill {
    transform: scaleY(0.42);
  }

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

@keyframes pp-rail-fill {
  from {
    transform: scaleY(0);
  }
  to {
    transform: scaleY(1);
  }
}