.page-privacy {
  --rail-w: 224px;
  overflow-x: hidden;
}

.page-privacy .policy-banner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 20px 20px 0;
}

.page-privacy .policy-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 420;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-privacy .policy-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 8px 20px 96px;
}

.page-privacy .breadcrumb {
  padding-top: 10px;
}

.page-privacy .policy-head {
  padding: 16px 0 8px;
}

.page-privacy .policy-head .kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-privacy .policy-head h1.display {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 5.4vw, 42px);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-privacy .policy-summary {
  margin: 22px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--cyan);
  font-size: 20px;
  line-height: 1.65;
  font-weight: 500;
  color: var(--text);
  max-width: 58ch;
}

.page-privacy .policy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin-top: 32px;
}

/* ---------- 侧边章节索引 ---------- */

.page-privacy .policy-rail {
  order: -1;
  min-width: 0;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  scrollbar-width: none;
}

.page-privacy .policy-rail::-webkit-scrollbar {
  display: none;
}

.page-privacy .rail-title {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--dim);
}

.page-privacy .rail-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .rail-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-privacy .rail-num {
  font-size: 12px;
  color: var(--dim);
  letter-spacing: .06em;
}

.page-privacy .rail-link:hover,
.page-privacy .rail-link:focus-visible {
  color: var(--text);
  border-color: var(--cyan);
  background: rgba(53, 230, 224, .08);
}

.page-privacy .rail-link:hover .rail-num,
.page-privacy .rail-link:focus-visible .rail-num {
  color: var(--cyan-soft);
}

.page-privacy .rail-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy .rail-foot {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--dim);
}

/* ---------- 正文 ---------- */

.page-privacy .policy-body {
  min-width: 0;
}

.page-privacy .policy-section {
  padding: 34px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 120px;
}

.page-privacy .policy-section:first-of-type {
  border-top: 0;
  padding-top: 4px;
}

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

.page-privacy .chapter-num {
  flex: none;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--orange);
  transition: color 160ms var(--ease);
}

.page-privacy .policy-section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.4vw, 26px);
  line-height: 1.32;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text);
  transition: color 160ms var(--ease);
}

.page-privacy .policy-section:target h2 {
  color: var(--cyan);
}

.page-privacy .policy-section:target .chapter-num {
  color: var(--cyan-soft);
}

.page-privacy .section-lede {
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 64ch;
}

.page-privacy .point-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-privacy .point {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  transition: border-color 160ms var(--ease);
}

.page-privacy .point-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 12px;
  margin-bottom: 6px;
}

.page-privacy .point-title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--text);
}

.page-privacy .point-head .point-title {
  margin-bottom: 0;
}

.page-privacy .point-desc {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 66ch;
}

.page-privacy .point-tag {
  flex: none;
  padding: 2px 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(53, 230, 224, .07);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--cyan-soft);
}

.page-privacy .period-tag {
  flex: none;
  padding: 3px 9px;
  border-radius: var(--radius);
  background: var(--cyan-soft);
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .02em;
}

.page-privacy .guard-block {
  margin-top: 26px;
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-privacy .guard-title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--cyan-soft);
}

.page-privacy .guard-list {
  margin: 0;
  padding-left: 18px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .guard-list li + li {
  margin-top: 8px;
}

.page-privacy .fold {
  margin-top: 22px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-privacy .fold summary {
  padding: 14px 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--cyan-soft);
  cursor: pointer;
  list-style: none;
}

.page-privacy .fold summary::-webkit-details-marker {
  display: none;
}

.page-privacy .fold summary::before {
  content: "+ ";
  color: var(--cyan);
}

.page-privacy .fold[open] summary::before {
  content: "\2212 ";
}

.page-privacy .fold summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-privacy .fold p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .contact-mail {
  color: var(--cyan-soft);
  letter-spacing: .01em;
  overflow-wrap: anywhere;
}

.page-privacy .policy-outro {
  margin-top: 36px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}

.page-privacy .policy-outro h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-privacy .policy-outro p {
  margin: 0 0 10px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 66ch;
}

.page-privacy .policy-outro a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 140ms var(--ease);
}

.page-privacy .policy-outro a:hover,
.page-privacy .policy-outro a:focus-visible {
  color: var(--cyan-soft);
}

.page-privacy .policy-outro a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 窄屏 ---------- */

@media (max-width: 699px) {
  .page-privacy .policy-banner img {
    aspect-ratio: 16 / 9;
  }

  .page-privacy .policy-summary {
    font-size: 18px;
  }

  .page-privacy .section-head {
    gap: 10px;
  }
}

/* ---------- 桌面 ---------- */

@media (min-width: 1024px) {
  .page-privacy .policy-layout {
    grid-template-columns: minmax(0, 760px) var(--rail-w);
    justify-content: center;
    gap: 56px;
    align-items: start;
    margin-top: 40px;
  }

  .page-privacy .policy-rail {
    order: 0;
    position: sticky;
    top: 96px;
    overflow: visible;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
  }

  .page-privacy .rail-list {
    flex-direction: column;
    gap: 2px;
  }

  .page-privacy .rail-link {
    display: flex;
    width: 100%;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 10px;
    border-color: transparent;
    white-space: normal;
  }

  .page-privacy .rail-num {
    padding-top: 2px;
  }

  .page-privacy .policy-section {
    padding: 44px 0;
  }
}
<<<END>>>