.page-privacy {
  --pp-measure: 66ch;
  --pp-gap-block: clamp(26px, 4vw, 44px);
  --pp-anchor-offset: 96px;
}

/* 阅读进度 */
.page-privacy .pp-progress {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 3px;
  background: transparent;
  pointer-events: none;
}

.page-privacy .pp-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: var(--amber);
  transition: width 80ms linear;
}

/* 页头 */
.page-privacy .pp-head {
  padding-top: clamp(24px, 4vw, 44px);
}

.page-privacy .page-head__title {
  margin: 0.2em 0 0;
  max-width: 20ch;
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(32px, 6vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--charcoal);
}

.page-privacy .pp-lede {
  max-width: var(--pp-measure);
  margin: 20px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--charcoal);
}

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

/* 顶部氛围图 */
.page-privacy .pp-figure {
  margin: clamp(28px, 5vw, 52px) 0 0;
}

.page-privacy .pp-figure .media__frame {
  aspect-ratio: var(--ratio, 16/6);
  overflow: hidden;
  border: var(--rule) solid var(--charcoal);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
}

.page-privacy .pp-figure .media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-privacy .pp-figure .media__caption {
  margin-top: 12px;
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--silver-ink);
}

/* 主体两栏 */
.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(36px, 6vw, 72px);
}

/* 条款目录 */
.page-privacy .pp-toc {
  padding-top: 14px;
  border-top: var(--rule) solid var(--charcoal);
}

.page-privacy .pp-toc__label {
  margin: 0 0 12px;
  color: var(--silver-ink);
}

.page-privacy .pp-toc__list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-toc__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 8px 10px 8px 9px;
  border-left: 2px solid transparent;
  color: var(--charcoal);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease),
              background-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  border-left-color: var(--amber);
  background: var(--apricot-light);
}

.page-privacy .pp-toc__link:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-privacy .pp-toc__no {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--silver);
}

.page-privacy .pp-toc__note {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--silver-line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--silver-ink);
}

/* 正文栏 */
.page-privacy .pp-body {
  max-width: var(--pp-measure);
  overflow-wrap: break-word;
}

.page-privacy .pp-clause {
  padding: var(--pp-gap-block) 0;
  border-top: var(--rule) solid var(--silver-line);
  scroll-margin-top: var(--pp-anchor-offset);
}

.page-privacy .pp-clause:first-child {
  padding-top: 0;
  border-top-color: var(--charcoal);
}

.page-privacy .pp-clause__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  margin-bottom: 18px;
}

.page-privacy .pp-clause__no {
  padding: 3px 8px;
  border: var(--rule) solid var(--amber);
  border-radius: 2px;
  background: var(--apricot-light);
  color: var(--amber-deep);
  font-size: 12px;
  letter-spacing: 0.1em;
  line-height: 1.2;
}

.page-privacy .pp-clause__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .pp-clause__body > p {
  margin: 0 0 1em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--charcoal);
}

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

.page-privacy .pp-clause__body > ul {
  display: grid;
  gap: 8px;
  margin: 0 0 1em;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-clause__body > ul > li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--charcoal);
}

.page-privacy .pp-clause__body > ul > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: var(--rule);
  background: var(--amber);
}

/* 三类场景清单 */
.page-privacy .pp-scenes {
  display: grid;
  gap: 14px;
  margin: 0 0 1em;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-scene {
  padding: 16px 18px;
  border: var(--rule) solid var(--silver-line);
  border-left: 3px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper-light);
  transition: border-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}

.page-privacy .pp-scene:hover {
  border-left-color: var(--amber);
  box-shadow: 4px 4px 0 var(--silver-line);
  transform: translateY(-2px);
}

.page-privacy .pp-scene__key {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 10px;
}

.page-privacy .pp-scene__code {
  padding-bottom: 1px;
  border-bottom: var(--rule) solid var(--amber);
  color: var(--amber-deep);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-privacy .pp-scene__name {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--ink);
}

.page-privacy .pp-scene__list {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-scene__list > li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver-ink);
}

.page-privacy .pp-scene__list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 8px;
  height: 1px;
  background: var(--silver);
}

/* 延伸栏目 */
.page-privacy .pp-related {
  margin-top: clamp(48px, 7vw, 88px);
  padding-top: clamp(24px, 4vw, 40px);
  border-top: var(--rule) solid var(--charcoal);
}

.page-privacy .pp-related__head {
  margin-bottom: 20px;
}

.page-privacy .pp-related__title {
  margin: 0.35em 0 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(20px, 2.6vw, 27px);
  line-height: 1.25;
  color: var(--ink);
}

.page-privacy .pp-links {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow: hidden;
  border: var(--rule) solid var(--silver-line);
  border-radius: var(--radius);
  background: var(--silver-line);
}

.page-privacy .pp-link {
  background: var(--paper);
}

.page-privacy .pp-link a {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  color: var(--charcoal);
  text-decoration: none;
  transition: background-color var(--dur) var(--ease);
}

.page-privacy .pp-link a:hover,
.page-privacy .pp-link a:focus-visible {
  background: var(--apricot-light);
}

.page-privacy .pp-link a:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -2px;
}

.page-privacy .pp-link__title {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--ink);
}

.page-privacy .pp-link__desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--silver-ink);
}

/* 中屏以上：左侧常驻条款目录 */
@media (min-width: 900px) {
  .page-privacy .pp-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(40px, 6vw, 88px);
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: clamp(20px, 3vw, 40px);
  }
}

@media (min-width: 1200px) {
  .page-privacy .pp-layout {
    grid-template-columns: 264px minmax(0, 1fr);
  }
}

/* 窄屏收敛 */
@media (max-width: 599px) {
  .page-privacy .pp-toc__link {
    font-size: 13px;
    padding: 7px 8px 7px 8px;
  }

  .page-privacy .pp-clause__head {
    gap: 8px 12px;
  }

  .page-privacy .pp-clause__head h2 {
    flex: 1 1 100%;
  }

  .page-privacy .pp-scene {
    padding: 14px 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-progress__bar,
  .page-privacy .pp-toc__link,
  .page-privacy .pp-scene,
  .page-privacy .pp-link a {
    transition: none;
  }

  .page-privacy .pp-scene:hover {
    transform: none;
  }
}

/* 打印：去装饰，保留条款编号与层级 */
@media print {
  .page-privacy .pp-progress,
  .page-privacy .pp-toc,
  .page-privacy .pp-figure {
    display: none !important;
  }

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

  .page-privacy .pp-body {
    max-width: none;
  }

  .page-privacy .pp-clause {
    padding: 14pt 0;
    border-top: 1px solid #000;
    break-inside: avoid;
  }

  .page-privacy .pp-clause__no {
    border-color: #000;
    background: none;
    color: #000;
  }

  .page-privacy .pp-scene {
    border-color: #000;
    background: none;
    box-shadow: none;
  }

  .page-privacy .pp-links {
    border-color: #000;
    background: none;
  }

  .page-privacy .pp-link {
    border-bottom: 1px solid #000;
  }
}

.page-privacy {
  --ratio: inherit;
}