.page-privacy {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--font-sans);
  padding-bottom: 72px;
}

/* ---------- 头部 ---------- */
.page-privacy .privacy-hero {
  padding: 36px 0 32px;
}

.page-privacy .privacy-hero__kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 22px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .privacy-hero__dot {
  display: inline-block;
  width: 3px;
  height: 14px;
  background: var(--whistle);
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 20px;
  max-width: 22ch;
  font-size: clamp(28px, 7vw, 52px);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--bone);
}

.page-privacy .privacy-hero__lede {
  max-width: 40em;
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.68;
  color: var(--bone);
}

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

/* ---------- 通栏图 ---------- */
.page-privacy .privacy-banner {
  margin: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.55) brightness(0.8);
}

/* ---------- 布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-top: 36px;
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-index {
  min-width: 0;
  border: 1px solid var(--line);
  background: var(--board);
  padding: 16px;
}

.page-privacy .privacy-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .privacy-index__list {
  display: flex;
  flex-direction: row;
  gap: 4px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-index__list > li {
  flex: 0 0 auto;
}

.page-privacy .privacy-index__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 12px;
  border-bottom: 2px solid transparent;
  color: var(--mist);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s var(--ease), background 0.18s var(--ease),
    border-color 0.18s var(--ease);
}

.page-privacy .privacy-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--bone);
  background: var(--layer);
  border-bottom-color: var(--whistle);
  outline: none;
}

.page-privacy:has(#collect:target) .privacy-index__list a[href="#collect"],
.page-privacy:has(#storage:target) .privacy-index__list a[href="#storage"],
.page-privacy:has(#use:target) .privacy-index__list a[href="#use"],
.page-privacy:has(#rights:target) .privacy-index__list a[href="#rights"],
.page-privacy:has(#update:target) .privacy-index__list a[href="#update"] {
  color: var(--bone);
  background: var(--layer);
  border-bottom-color: var(--whistle);
}

.page-privacy:has(#collect:target) .privacy-index__list a[href="#collect"] .privacy-index__num,
.page-privacy:has(#storage:target) .privacy-index__list a[href="#storage"] .privacy-index__num,
.page-privacy:has(#use:target) .privacy-index__list a[href="#use"] .privacy-index__num,
.page-privacy:has(#rights:target) .privacy-index__list a[href="#rights"] .privacy-index__num,
.page-privacy:has(#update:target) .privacy-index__list a[href="#update"] .privacy-index__num {
  color: var(--whistle);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-doc {
  min-width: 0;
}

.page-privacy .privacy-section {
  padding-bottom: 32px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 112px;
}

.page-privacy .privacy-section h2 {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 18px;
  font-size: clamp(20px, 4.6vw, 28px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-privacy .privacy-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  color: var(--whistle);
  letter-spacing: 0.04em;
}

.page-privacy .privacy-section h3 {
  margin: 26px 0 10px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--bone);
}

.page-privacy .privacy-section p {
  max-width: 38em;
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--bone);
}

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

.page-privacy .privacy-link {
  color: var(--whistle);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-privacy .privacy-link:hover,
.page-privacy .privacy-link:focus-visible {
  color: var(--warm);
  border-bottom-color: var(--warm);
  outline: none;
}

.page-privacy .privacy-mono {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.01em;
  word-break: break-word;
}

/* ---------- 列表 ---------- */
.page-privacy .privacy-list {
  max-width: 42em;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  position: relative;
  padding: 11px 0 11px 22px;
  font-size: 15px;
  line-height: 1.68;
  color: var(--bone);
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 8px;
  height: 2px;
  background: var(--whistle);
}

/* ---------- 纸片要点 ---------- */
.page-privacy .privacy-note {
  max-width: 40em;
  margin: 22px 0;
  padding: 18px 20px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--ink);
  box-shadow: var(--shadow-paper);
  font-size: 15px;
  line-height: 1.68;
}

.page-privacy .privacy-note__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  opacity: 0.6;
}

/* ---------- 延伸入口 ---------- */
.page-privacy .privacy-related {
  max-width: 42em;
  margin: 0 0 28px;
  padding: 20px;
  background: var(--board);
  border: 1px solid var(--line);
}

.page-privacy .privacy-related__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .privacy-related__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-related__list a {
  display: block;
  padding: 10px 12px;
  border-left: 2px solid var(--line);
  color: var(--bone);
  font-size: 14.5px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease),
    color 0.18s var(--ease);
}

.page-privacy .privacy-related__list a:hover,
.page-privacy .privacy-related__list a:focus-visible {
  background: var(--layer);
  border-left-color: var(--whistle);
  color: var(--warm);
  outline: none;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .privacy-totop {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--board);
  border: 1px solid var(--line);
  color: var(--whistle);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-decoration: none;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-privacy .privacy-totop:hover,
.page-privacy .privacy-totop:focus-visible {
  background: var(--layer);
  border-color: var(--whistle);
  outline: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 56px 0 40px;
  }

  .page-privacy .privacy-banner img {
    max-height: 260px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 272px minmax(0, 1fr);
    gap: 56px;
    padding-top: 48px;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 96px;
    padding: 20px;
  }

  .page-privacy .privacy-index__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-index__list > li {
    flex: 0 0 auto;
  }

  .page-privacy .privacy-index__list a {
    border-bottom: none;
    border-left: 2px solid transparent;
    white-space: normal;
    font-size: 14px;
  }

  .page-privacy .privacy-index__list a:hover,
  .page-privacy .privacy-index__list a:focus-visible {
    border-bottom-color: transparent;
    border-left-color: var(--whistle);
  }

  .page-privacy:has(#collect:target) .privacy-index__list a[href="#collect"],
  .page-privacy:has(#storage:target) .privacy-index__list a[href="#storage"],
  .page-privacy:has(#use:target) .privacy-index__list a[href="#use"],
  .page-privacy:has(#rights:target) .privacy-index__list a[href="#rights"],
  .page-privacy:has(#update:target) .privacy-index__list a[href="#update"] {
    border-bottom-color: transparent;
    border-left-color: var(--whistle);
  }

  .page-privacy .privacy-section {
    padding-bottom: 40px;
    margin-bottom: 40px;
  }

  .page-privacy .privacy-related__list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }

  .page-privacy .privacy-related__list a {
    border-left: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 10px 16px;
  }

  .page-privacy .privacy-related__list a:hover,
  .page-privacy .privacy-related__list a:focus-visible {
    border-left-color: var(--whistle);
    border-bottom-color: var(--whistle);
  }
}

@media (min-width: 1280px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 72px;
  }

  .page-privacy .privacy-banner img {
    max-height: 300px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__list a,
  .page-privacy .privacy-link,
  .page-privacy .privacy-related__list a,
  .page-privacy .privacy-totop {
    transition: none;
  }
}
<<<END>>>