/* ============ 隐私声明页 · page-privacy ============ */

.page-privacy {
  --privacy-accent: var(--flag-blue);
}

/* --- 顶部说明区 --- */
.page-privacy__band {
  position: relative;
  padding: 2.2rem 0 3.2rem;
  border-bottom: var(--stroke-fat) solid var(--ink-grid);
  background:
    radial-gradient(circle at 14% 20%, rgba(47, 127, 209, 0.20), transparent 58%),
    radial-gradient(circle at 88% 4%, rgba(255, 154, 31, 0.12), transparent 52%),
    var(--ink-void);
  overflow: hidden;
}

.page-privacy__band::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(244, 246, 248, 0.07) 1px, transparent 1px);
  background-size: 26px 26px;
  pointer-events: none;
}

.page-privacy__band .wrap {
  position: relative;
  z-index: 1;
}

.page-privacy__intro {
  margin-top: 1.6rem;
}

.page-privacy__kicker {
  margin: 0 0 0.9rem;
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--flag-yellow);
}

.page-privacy__title {
  margin: 0 0 1.15rem;
  max-width: 22em;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1.1rem + 2.4vw, 2.85rem);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: 0.04em;
  color: var(--text-strong);
}

.page-privacy__lede {
  max-width: 34em;
  margin: 0;
  font-size: 1rem;
  line-height: 1.95;
  color: var(--text-body);
}

.page-privacy__banner {
  margin-top: 2.4rem;
  border: var(--stroke-fat) solid var(--ink-grid);
  box-shadow: 6px 6px 0 rgba(47, 127, 209, 0.28);
  background: var(--ink-archive);
  overflow: hidden;
}

.page-privacy__banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

/* --- 主体两栏 --- */
.page-privacy__body {
  padding-top: 3.2rem;
  padding-bottom: 4.5rem;
}

.page-privacy__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.4rem;
  min-width: 0;
}

/* --- 章节索引 --- */
.page-privacy__toc {
  min-width: 0;
  align-self: start;
}

.page-privacy__toc-title {
  margin: 0 0 0.85rem;
  padding-top: 0.75rem;
  border-top: var(--stroke-fat) solid var(--flag-blue);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--text-mute);
}

.page-privacy__toc-list {
  display: flex;
  gap: 0.3rem;
  margin: 0;
  padding: 0 0 0.55rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy__toc-list a {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.5rem 0.55rem;
  border-bottom: 2px solid transparent;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--text-mute);
  text-decoration: none;
  white-space: nowrap;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-privacy__toc-list a:hover,
.page-privacy__toc-list a:focus-visible {
  color: var(--text-strong);
  border-bottom-color: var(--flag-blue);
  outline: none;
}

.page-privacy__toc-num {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--flag-yellow);
}

/* --- 正文分节 --- */
.page-privacy__sections {
  min-width: 0;
}

.page-privacy__section {
  position: relative;
  padding-bottom: 2.6rem;
  scroll-margin-top: 5.5rem;
  --accent: var(--flag-blue);
}

.page-privacy__section + .page-privacy__section {
  padding-top: 3rem;
  border-top: 1px solid var(--ink-grid);
}

.page-privacy__section + .page-privacy__section::before {
  content: "";
  position: absolute;
  top: -0.65rem;
  left: 0;
  width: min(220px, 55%);
  height: 1.3rem;
  background-image: radial-gradient(rgba(244, 246, 248, 0.18) 1px, transparent 1px);
  background-size: 12px 12px;
  pointer-events: none;
}

.page-privacy__section:nth-child(2) { --accent: var(--amber); }
.page-privacy__section:nth-child(3) { --accent: var(--flag-green); }
.page-privacy__section:nth-child(4) { --accent: var(--flag-red); }
.page-privacy__section:nth-child(5) { --accent: var(--flag-yellow); }
.page-privacy__section:nth-child(6) { --accent: var(--paper); }

.page-privacy__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  margin: 0 0 1rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: var(--ink-void);
  border: var(--stroke) solid var(--accent);
}

.page-privacy__heading {
  margin: 0 0 1rem;
  max-width: 24em;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 1rem + 1.3vw, 1.8rem);
  font-weight: 700;
  line-height: 1.38;
  letter-spacing: 0.05em;
  color: var(--text-strong);
}

.page-privacy__text {
  max-width: 34em;
  margin: 0 0 1.2rem;
  font-size: 1rem;
  line-height: 1.95;
  color: var(--text-body);
}

.page-privacy__text:last-child {
  margin-bottom: 0;
}

.page-privacy__list {
  max-width: 34em;
  margin: 0 0 1.2rem;
  padding: 0;
  list-style: none;
}

.page-privacy__list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.85rem;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text-body);
}

.page-privacy__list li:last-child {
  margin-bottom: 0;
}

.page-privacy__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 0.75rem;
  height: 2px;
  background: var(--accent);
}

.page-privacy__list strong {
  color: var(--text-strong);
  font-weight: 600;
}

.page-privacy__note {
  max-width: 34em;
  margin: 1.6rem 0 0;
  padding: 1.05rem 1.25rem 1.05rem 1.35rem;
  border-left: 4px solid var(--accent);
  background: var(--ink-archive);
  font-size: 0.96rem;
  line-height: 1.9;
  color: var(--text-body);
}

.page-privacy__note p {
  margin: 0;
}

.page-privacy__note p + p {
  margin-top: 0.8rem;
}

.page-privacy__text a,
.page-privacy__list a,
.page-privacy__note a {
  color: var(--flag-blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

.page-privacy__text a:hover,
.page-privacy__list a:hover,
.page-privacy__note a:hover {
  color: var(--amber);
}

.page-privacy__totop {
  margin: 2.6rem 0 0;
  padding-top: 1.6rem;
  border-top: 1px dashed var(--ink-grid);
}

/* --- 桌面端 --- */
@media (min-width: 920px) {
  .page-privacy__band {
    padding: 2.8rem 0 3.8rem;
  }

  .page-privacy__body {
    padding-top: 4rem;
    padding-bottom: 6rem;
  }

  .page-privacy__grid {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 4rem;
  }

  .page-privacy__toc {
    position: sticky;
    top: 5rem;
  }

  .page-privacy__toc-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy__toc-list li + li {
    border-top: 1px solid var(--ink-grid);
  }

  .page-privacy__toc-list a {
    padding: 0.65rem 0.5rem;
    border-bottom: none;
    border-left: 2px solid transparent;
    white-space: normal;
  }

  .page-privacy__toc-list a:hover,
  .page-privacy__toc-list a:focus-visible {
    border-bottom-color: transparent;
    border-left-color: var(--flag-blue);
  }

  .page-privacy__section {
    padding-bottom: 3.4rem;
  }

  .page-privacy__section + .page-privacy__section {
    padding-top: 3.8rem;
  }
}

/* --- 弱动效偏好 --- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy [data-reveal],
  .page-privacy__toc-list a,
  .page-privacy__banner {
    transition: none !important;
    animation: none !important;
  }
}
<<<END>>>