.page-privacy {
  --pp-narrow: 46rem;
  --pp-rule: var(--line);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  padding-top: clamp(20px, 4vw, 40px);
}

.page-privacy .pp-hero-title {
  margin: 14px 0 20px;
  font-size: clamp(2rem, 6.4vw, 3.6rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--text);
  text-shadow: 0 0 24px rgba(200, 162, 76, 0.26);
  max-width: 20ch;
}

.page-privacy .pp-hero-lede {
  margin: 0 0 18px;
  max-width: 60ch;
  font-size: clamp(1rem, 2vw, 1.18rem);
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .pp-hero-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-privacy .pp-hero-art {
  margin: clamp(26px, 5vw, 48px) 0 0;
  position: relative;
  border: 2px solid var(--pp-rule);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  background: linear-gradient(150deg, var(--glow), var(--ink));
}

.page-privacy .pp-hero-art img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1920 / 700;
  object-fit: cover;
}

.page-privacy .pp-hero-art::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 25, 19, 0.05) 0%, rgba(5, 25, 19, 0.72) 100%);
  pointer-events: none;
}

.page-privacy .pp-hero-art .media-caption {
  position: absolute;
  left: 16px;
  bottom: 12px;
  z-index: 2;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--muted);
}

/* ---------- 布局：目录 + 长文 ---------- */
.page-privacy .pp-layout {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  padding: clamp(36px, 6vw, 72px) 0 0;
  align-items: start;
}

.page-privacy .pp-toc {
  border: 2px solid var(--pp-rule);
  background: var(--panel);
  box-shadow: var(--shadow-hard-sm);
  padding: 18px 18px 14px;
}

.page-privacy .pp-toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-privacy .pp-toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 14px;
}

.page-privacy .pp-toc-link {
  display: block;
  padding: 6px 4px;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-privacy .pp-toc-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--gold);
  margin-right: 7px;
}

.page-privacy .pp-toc-link:hover,
.page-privacy .pp-toc-link:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-privacy .pp-toc-link.is-active {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(63, 235, 208, 0.07);
}

.page-privacy .pp-toc-link:focus-visible,
.page-privacy .pp-top:focus-visible,
.page-privacy .term:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy .pp-body {
  max-width: var(--pp-narrow);
}

/* ---------- 章节 ---------- */
.page-privacy .pp-section {
  padding: 0 0 clamp(34px, 5vw, 52px);
}

.page-privacy .pp-section + .pp-section {
  padding-top: clamp(30px, 4.5vw, 44px);
}

.page-privacy .pp-section + .pp-section::before {
  content: "";
  display: block;
  height: 1px;
  width: 100%;
  margin-bottom: clamp(26px, 4vw, 38px);
  background: linear-gradient(90deg, var(--gold) 0%, rgba(200, 162, 76, 0.15) 55%, rgba(200, 162, 76, 0) 100%);
}

.page-privacy .pp-section-title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 18px;
  font-size: clamp(1.3rem, 3.2vw, 1.7rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
}

.page-privacy .pp-section-num {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  color: var(--gold);
  letter-spacing: 0.02em;
}

.page-privacy .pp-body p {
  margin: 0 0 16px;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .pp-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 235, 208, 0.45);
  padding-bottom: 1px;
}

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

/* ---------- 列表 ---------- */
.page-privacy .pp-list {
  margin: 4px 0 20px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 24px;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--text);
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.72em;
  width: 8px;
  height: 8px;
  background: var(--cyan);
}

.page-privacy .pp-list--accent li::before {
  background: var(--coral);
}

/* ---------- 场景块 ---------- */
.page-privacy .pp-scene-grid {
  display: grid;
  gap: 14px;
  margin: 8px 0 22px;
}

.page-privacy .pp-scene {
  background: var(--panel);
  border: 2px solid var(--pp-rule);
  box-shadow: var(--shadow-hard-sm);
  padding: 16px 18px;
}

.page-privacy .pp-scene h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold-hi);
  letter-spacing: 0.01em;
}

.page-privacy .pp-scene p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--text);
}

/* ---------- 说明面板 ---------- */
.page-privacy .pp-panel {
  margin: 6px 0 20px;
  padding: 18px 20px;
  background: linear-gradient(140deg, rgba(14, 59, 74, 0.55), rgba(11, 42, 34, 0.9));
  border: 2px solid var(--pp-rule);
  border-left: 4px solid var(--gold);
}

.page-privacy .pp-panel-title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--gold-hi);
}

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

/* ---------- 关键词释义 ---------- */
.page-privacy .term {
  position: relative;
  color: var(--gold-hi);
  border-bottom: 1px dashed var(--gold);
  cursor: help;
}

.page-privacy .term-note {
  position: absolute;
  left: 0;
  top: calc(100% + 10px);
  z-index: 20;
  width: max-content;
  max-width: min(260px, 72vw);
  padding: 10px 12px;
  font-size: 0.82rem;
  line-height: 1.65;
  font-weight: 400;
  color: var(--text);
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
}

.page-privacy .term:hover .term-note,
.page-privacy .term:focus .term-note,
.page-privacy .term:focus-visible .term-note {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 回到顶部 ---------- */
.page-privacy .pp-top {
  position: fixed;
  right: 14px;
  bottom: 86px;
  z-index: 30;
  padding: 9px 13px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
  text-decoration: none;
  background: var(--panel);
  border: 2px solid var(--pp-rule);
  box-shadow: var(--shadow-hard-sm);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-privacy .pp-top:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-privacy .pp-layout {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: clamp(40px, 6vw, 84px);
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 32px;
    padding: 0 0 0 18px;
    border: 0;
    border-left: 2px solid var(--pp-rule);
    background: transparent;
    box-shadow: none;
  }

  .page-privacy .pp-toc-list {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .page-privacy .pp-toc-link {
    margin-left: -20px;
    padding: 7px 6px 7px 18px;
  }

  .page-privacy .pp-scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-privacy .pp-top {
    right: 28px;
    bottom: 32px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .pp-hero-title {
    max-width: 24ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc-link,
  .page-privacy .pp-top,
  .page-privacy .term-note {
    transition: none;
  }

  .page-privacy .pp-top:hover {
    transform: none;
  }
}