.page-privacy {
  --pp-surface: #F5F8FF;
  --pp-ink: #0C1730;
  --pp-ink-soft: #47557A;
  --pp-line: rgba(12, 23, 48, 0.13);
  --pp-line-soft: rgba(12, 23, 48, 0.07);
  --pp-accent: #0B8F83;
  --pp-accent-soft: rgba(11, 143, 131, 0.11);
  --pp-inset: rgba(12, 23, 48, 0.035);
}

/* ---------- 阅读进度细线 ---------- */
.page-privacy .privacy-progress {
  position: fixed;
  top: 0;
  right: 0;
  width: 3px;
  height: 100vh;
  background: rgba(79, 227, 208, 0.1);
  pointer-events: none;
  z-index: 4;
}

.page-privacy .privacy-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleY(0);
  transform-origin: top center;
  background: linear-gradient(180deg, var(--neon), rgba(79, 227, 208, 0.15));
}

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

@supports (animation-timeline: scroll()) {
  .page-privacy .privacy-progress__bar {
    animation: pp-read-progress linear both;
    animation-timeline: scroll(root block);
  }
}

/* ---------- 页首说明区 ---------- */
.page-privacy .privacy-intro {
  position: relative;
  padding: 116px 0 44px;
}

.page-privacy .privacy-intro::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(680px 260px at 16% 0%, rgba(79, 227, 208, 0.1), transparent 72%);
  pointer-events: none;
}

.page-privacy .privacy-intro > .container {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-intro .breadcrumb {
  margin-bottom: 24px;
}

.page-privacy .privacy-intro h1 {
  margin: 12px 0 18px;
  font-size: var(--fs-1);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--near-white);
}

.page-privacy .privacy-intro .lede {
  max-width: 660px;
  margin: 0;
  font-size: var(--fs-5);
  line-height: 1.85;
  color: var(--cold);
}

/* ---------- 浅色阅读面板 ---------- */
.page-privacy .privacy-main {
  padding-bottom: 84px;
}

.page-privacy .privacy-panel {
  background: var(--pp-surface);
  color: var(--pp-ink);
  border: 1px solid rgba(79, 227, 208, 0.16);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-lift);
  padding: 24px 18px 36px;
}

/* ---------- 条款目录 ---------- */
.page-privacy .privacy-toc {
  margin-bottom: 30px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--pp-line);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-7);
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--pp-accent);
}

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

.page-privacy .privacy-toc__list li + li {
  margin-top: 2px;
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px 8px 11px;
  border-left: 2px solid transparent;
  border-radius: var(--radius-chip);
  font-size: var(--fs-6);
  line-height: 1.6;
  color: var(--pp-ink-soft);
  text-decoration: none;
  transition: background 180ms var(--ease-path), color 180ms var(--ease-path), border-color 180ms var(--ease-path);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  background: var(--pp-accent-soft);
  border-left-color: var(--pp-accent);
  color: var(--pp-ink);
}

.page-privacy .privacy-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-7);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--pp-accent);
}

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

.page-privacy .clause {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .clause:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-privacy .clause__head {
  display: flex;
  align-items: baseline;
  gap: 13px;
  margin-bottom: 20px;
}

.page-privacy .clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-6);
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--pp-accent);
}

.page-privacy .clause h2 {
  margin: 0;
  font-size: var(--fs-4);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--pp-ink);
  scroll-margin-top: 100px;
}

.page-privacy .clause p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pp-ink-soft);
}

.page-privacy .clause p:last-of-type {
  margin-bottom: 0;
}

.page-privacy .privacy-doc a:not(.to-toc) {
  color: var(--pp-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-privacy .privacy-doc a:not(.to-toc):hover {
  color: var(--pp-ink);
}

/* 图 */
.page-privacy .pp-figure {
  margin: 24px 0 26px;
  border: 1px solid var(--pp-line);
  border-radius: 10px;
  overflow: hidden;
  background: var(--pp-inset);
}

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

.page-privacy .pp-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--pp-line-soft);
  font-family: var(--font-mono);
  font-size: var(--fs-7);
  letter-spacing: 0.02em;
  color: var(--pp-ink-soft);
}

/* 分类条目 */
.page-privacy .pp-fact {
  position: relative;
  margin-top: 22px;
  padding-left: 18px;
}

.page-privacy .pp-fact::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  bottom: 3px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--pp-accent), rgba(11, 143, 131, 0.06));
}

.page-privacy .pp-fact h3 {
  margin: 0 0 7px;
  font-size: var(--fs-6);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--pp-ink);
}

.page-privacy .pp-fact p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pp-ink-soft);
}

/* 要点列表 */
.page-privacy .pp-points {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 15px;
}

.page-privacy .pp-points li {
  position: relative;
  padding-left: 26px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pp-ink-soft);
}

.page-privacy .pp-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 13px;
  height: 2px;
  border-radius: 2px;
  background: var(--pp-accent);
}

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

/* 联系方式块 */
.page-privacy .clause .pp-contact {
  margin: 22px 0 24px;
  padding: 16px 18px;
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius-btn);
  background: var(--pp-inset);
}

.page-privacy .clause .pp-contact p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-6);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--pp-ink);
}

.page-privacy .clause .pp-contact p + p {
  margin-top: 8px;
}

/* 回到目录 */
.page-privacy .to-toc {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 26px;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: var(--fs-7);
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--pp-accent);
  text-decoration: none;
  transition: border-color 180ms var(--ease-path), color 180ms var(--ease-path);
}

.page-privacy .to-toc::before {
  content: "↑";
  font-size: 11px;
  line-height: 1;
}

.page-privacy .to-toc:hover,
.page-privacy .to-toc:focus-visible {
  border-bottom-color: var(--pp-accent);
  color: var(--pp-ink);
}

/* ---------- 桌面：左侧固定目录轴 ---------- */
@media (min-width: 1024px) {
  .page-privacy .privacy-intro {
    padding: 168px 0 56px;
  }

  .page-privacy .privacy-panel {
    display: grid;
    grid-template-columns: 238px minmax(0, 1fr);
    padding: 0;
  }

  .page-privacy .privacy-toc {
    margin-bottom: 0;
    padding: 56px 22px 56px 28px;
    border-bottom: 0;
    border-right: 1px solid var(--pp-line);
  }

  .page-privacy .privacy-toc__inner {
    position: sticky;
    top: 96px;
  }

  .page-privacy .privacy-doc {
    padding: 56px 60px 76px;
  }

  .page-privacy .clause {
    margin-top: 52px;
    padding-top: 52px;
  }

  .page-privacy .clause:first-of-type {
    margin-top: 0;
    padding-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-progress {
    display: none;
  }

  .page-privacy .privacy-toc__list a,
  .page-privacy .to-toc {
    transition: none;
  }
}
<<<END>>>