.page-privacy {
  --pp-line: rgba(30, 44, 85, 0.7);
  --pp-line-soft: rgba(30, 44, 85, 0.38);
  --pp-note-bg: rgba(19, 30, 61, 0.62);
  --pp-note-border: rgba(62, 85, 136, 0.5);
  --pp-body-text: #C8D3E8;
  position: relative;
  color: var(--paper);
}

/* ---------- 面包屑 ---------- */
.page-privacy .pp-crumb {
  margin-bottom: 26px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  padding: 26px 0 0;
  border-bottom: 1px solid var(--pp-line-soft);
}

.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  width: 88px;
  height: 2px;
  background: var(--signal);
}

.page-privacy .pp-hero-grid {
  display: grid;
  gap: 26px;
  padding-bottom: 40px;
}

.page-privacy .pp-hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(38px, 9vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.015em;
  margin: 14px 0 18px;
  color: var(--paper);
}

.page-privacy .pp-hero-copy .lede {
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pp-body-text);
  margin: 0 0 20px;
}

.page-privacy .pp-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .pp-hero-visual {
  margin: 0;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    linear-gradient(140deg, rgba(62, 85, 136, 0.5), rgba(5, 9, 26, 0.95));
}

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

/* ---------- 双栏骨架 ---------- */
.page-privacy .pp-layout {
  display: grid;
  gap: 34px;
  padding: 36px 0 72px;
}

/* ---------- 目录 ---------- */
.page-privacy .pp-toc {
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  background: var(--pp-note-bg);
  padding: 20px 18px;
}

.page-privacy .pp-toc-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal);
  margin: 0 0 14px;
}

.page-privacy .pp-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.page-privacy .pp-toc-list li + li {
  border-top: 1px solid var(--pp-line-soft);
}

.page-privacy .pp-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 6px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--pp-body-text);
  font-size: 14px;
  line-height: 1.45;
  transition: color 180ms var(--ease), background-color 180ms var(--ease), padding-left 180ms var(--ease);
}

.page-privacy .pp-toc-list a:hover,
.page-privacy .pp-toc-list a:focus-visible {
  color: var(--paper);
  background: rgba(255, 106, 43, 0.1);
  padding-left: 12px;
}

.page-privacy .pp-toc-num {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-400);
  flex: none;
}

.page-privacy .pp-toc-list a:hover .pp-toc-num,
.page-privacy .pp-toc-list a:focus-visible .pp-toc-num {
  color: var(--signal);
}

.page-privacy .pp-toc-foot {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--pp-line-soft);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-200);
}

.page-privacy .pp-toc-foot a {
  color: var(--verify);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 242, 78, 0.35);
}

.page-privacy .pp-toc-foot a:hover {
  border-bottom-color: var(--verify);
}

/* ---------- 条款 ---------- */
.page-privacy .pp-body > * + * {
  margin-top: 0;
}

.page-privacy .pp-clause {
  scroll-margin-top: 96px;
  border-bottom: 1px solid var(--pp-line);
  padding: 22px 0 26px;
}

.page-privacy .pp-clause:first-child {
  padding-top: 0;
}

.page-privacy .pp-clause-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  cursor: pointer;
  list-style: none;
  padding: 4px 0;
  transition: color 180ms var(--ease);
}

.page-privacy .pp-clause-head::-webkit-details-marker {
  display: none;
}

.page-privacy .pp-clause-head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--ink-400);
  flex: none;
  transition: color 180ms var(--ease);
}

.page-privacy .pp-clause[open] .pp-clause-head::after {
  content: "–";
  color: var(--signal);
}

.page-privacy .pp-clause-head:hover .pp-clause-title {
  color: var(--signal);
}

.page-privacy .pp-clause-head:hover::after {
  color: var(--signal);
}

.page-privacy .pp-clause-num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--signal);
  flex: none;
  padding-top: 4px;
}

.page-privacy .pp-clause-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(20px, 4.6vw, 28px);
  letter-spacing: 0.01em;
  line-height: 1.2;
  color: var(--paper);
  transition: color 180ms var(--ease);
}

.page-privacy .pp-clause-body {
  padding: 12px 0 0 0;
  animation: pp-fade 180ms var(--ease) both;
}

.page-privacy .pp-clause-body p {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pp-body-text);
  max-width: 62ch;
  margin: 0 0 14px;
}

.page-privacy .pp-clause-body h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--paper);
  margin: 20px 0 8px;
  padding-left: 12px;
  position: relative;
}

.page-privacy .pp-clause-body h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 5px;
  height: 5px;
  background: var(--earth);
  transform: rotate(45deg);
}

.page-privacy .pp-clause-body a {
  color: var(--verify);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 242, 78, 0.35);
}

.page-privacy .pp-clause-body a:hover {
  border-bottom-color: var(--verify);
}

.page-privacy .pp-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  max-width: 62ch;
}

.page-privacy .pp-list li {
  position: relative;
  padding: 7px 0 7px 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--pp-body-text);
  border-bottom: 1px dashed var(--pp-line-soft);
}

.page-privacy .pp-list li:last-child {
  border-bottom: none;
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 1.05em;
  width: 8px;
  height: 1px;
  background: var(--signal);
}

.page-privacy .pp-list strong {
  color: var(--paper);
  font-weight: 600;
}

.page-privacy .pp-note-inline {
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.01em;
  color: var(--ink-200);
  border-left: 2px solid var(--earth);
  padding: 6px 0 6px 12px;
  margin: 4px 0 0;
}

.page-privacy .pp-contact-line {
  font-size: 16px;
  letter-spacing: 0.03em;
  color: var(--verify);
  background: var(--verify-soft);
  border: 1px solid rgba(198, 242, 78, 0.28);
  border-radius: 10px;
  padding: 12px 14px;
  display: inline-block;
  margin: 0 0 16px;
  word-break: break-all;
}

/* ---------- 要点旁注 ---------- */
.page-privacy .pp-note {
  margin: 0;
  padding: 14px 18px;
  border: 1px solid var(--pp-note-border);
  border-left: 3px solid var(--signal);
  border-radius: 12px;
  background: var(--pp-note-bg);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-200);
  max-width: 62ch;
}

/* ---------- 内嵌视觉 ---------- */
.page-privacy .pp-inline-visual {
  margin: 18px 0 0;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(30, 44, 85, 0.55), rgba(5, 9, 26, 0.95));
}

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

/* ---------- 返回顶部 ---------- */
.page-privacy .pp-back-top {
  position: fixed;
  right: 16px;
  bottom: 18px;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--pp-line);
  background: var(--glass-strong);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-privacy .pp-back-top:hover,
.page-privacy .pp-back-top:focus-visible {
  border-color: var(--signal);
  color: var(--signal);
}

@keyframes pp-fade {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: end;
    gap: 40px;
  }

  .page-privacy .pp-clause-body {
    padding-left: 40px;
  }

  .page-privacy .pp-clause-body p,
  .page-privacy .pp-list,
  .page-privacy .pp-note-inline {
    max-width: 58ch;
  }

  .page-privacy .pp-note {
    margin-left: 40px;
  }
}

/* ---------- 桌面：左目录固定 ---------- */
@media (min-width: 1024px) {
  .page-privacy .pp-layout {
    grid-template-columns: 258px minmax(0, 1fr);
    gap: 68px;
    padding-top: 48px;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 88px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
  }

  .page-privacy .pp-clause-title {
    font-size: 27px;
  }

  .page-privacy .pp-clause-body p,
  .page-privacy .pp-list,
  .page-privacy .pp-note-inline {
    max-width: 64ch;
  }
}

/* ---------- 大屏 ---------- */
@media (min-width: 1280px) {
  .page-privacy .pp-hero-visual {
    margin-bottom: 4px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-clause-body {
    animation: none;
  }

  .page-privacy * {
    transition-duration: 0.01ms;
  }
}
</PAGE_CSS>