.page-privacy {
  --privacy-measure: 34rem;
  --privacy-note-bg: rgba(255, 176, 32, .1);
  --privacy-note-line: rgba(43, 227, 176, .28);
  padding-bottom: clamp(72px, 10vw, 140px);
}

.page-privacy .privacy-wrap {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: clamp(24px, 4vw, 44px) clamp(20px, 4vw, 48px) 0;
}

.page-privacy .breadcrumbs {
  margin-bottom: clamp(24px, 4vw, 44px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-head {
  max-width: 46rem;
}

.page-privacy .privacy-head .eyebrow {
  margin: 0 0 14px;
  color: var(--mint);
  letter-spacing: .14em;
}

.page-privacy h1 {
  margin: 0 0 22px;
  max-width: 40rem;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.2vw, 56px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-privacy .privacy-lede {
  max-width: var(--privacy-measure);
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--text-muted);
}

/* ---------- 顶部信息图 ---------- */
.page-privacy .privacy-figure {
  max-width: 880px;
  margin: clamp(32px, 5vw, 58px) 0 0;
  padding: 0;
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: var(--bg-raised);
  box-shadow: var(--shadow-1);
}

.page-privacy .privacy-figure .media-caption {
  margin-top: 14px;
  max-width: 42rem;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-muted);
}

/* ---------- 章节导航 ---------- */
.page-privacy .privacy-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(30px, 4vw, 46px) 0 0;
  padding-bottom: clamp(16px, 2.4vw, 24px);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-toc a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--surface);
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: color var(--ease), border-color var(--ease), background-color var(--ease);
}

.page-privacy .privacy-toc a .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--amber);
}

.page-privacy .privacy-toc a:hover,
.page-privacy .privacy-toc a:focus-visible {
  color: var(--mint);
  border-color: var(--accent-line);
  background: var(--accent-soft);
}

/* ---------- 章节通用 ---------- */
.page-privacy .privacy-section {
  padding-top: clamp(56px, 8vw, 96px);
  scroll-margin-top: 110px;
}

.page-privacy .section-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-privacy .section-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-privacy .section-rule {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--line), transparent);
}

.page-privacy h2 {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  max-width: 36rem;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.2vw, 32px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-privacy h2 + .privacy-text {
  margin-top: 0;
}

.page-privacy .privacy-text {
  max-width: var(--privacy-measure);
  margin: 0 0 20px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

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

.page-privacy .privacy-note-line {
  margin-top: clamp(28px, 3.4vw, 40px);
  padding: 16px 20px;
  max-width: var(--privacy-measure);
  border-left: 3px solid var(--mint);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: var(--privacy-note-bg);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 场景列表 ---------- */
.page-privacy .scene-list {
  max-width: var(--privacy-measure);
  margin-top: clamp(8px, 1.6vw, 16px);
}

.page-privacy .scene-item {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: 4px 16px;
  padding: 24px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-privacy .scene-item:first-child {
  border-top: 1px dashed var(--line-soft);
}

.page-privacy .scene-code {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--mint);
  padding-top: 3px;
}

.page-privacy .scene-item h3 {
  grid-column: 2;
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-privacy .scene-item p {
  grid-column: 2;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-muted);
}

/* ---------- 用途列表 ---------- */
.page-privacy .use-list {
  max-width: var(--privacy-measure);
  margin-top: clamp(8px, 1.6vw, 16px);
}

.page-privacy .use-item {
  position: relative;
  padding: 18px 0 18px 24px;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .use-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 27px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
}

.page-privacy .use-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-privacy .use-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-muted);
}

/* ---------- 留存列表 ---------- */
.page-privacy .retention-list {
  max-width: var(--privacy-measure);
  margin: clamp(8px, 1.6vw, 16px) 0 clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--line-soft);
}

.page-privacy .retention-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .retention-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mint);
}

.page-privacy .retention-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-muted);
}

/* ---------- 选择清单 ---------- */
.page-privacy .choice-list {
  max-width: var(--privacy-measure);
  margin: clamp(8px, 1.6vw, 16px) 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-privacy .choice-item {
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: var(--r-sm);
  background: var(--surface);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 联系卡片 ---------- */
.page-privacy .contact-card {
  max-width: var(--privacy-measure);
  margin-top: clamp(20px, 2.6vw, 30px);
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: var(--bg-raised);
  box-shadow: var(--shadow-1);
}

.page-privacy .contact-mail {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.6vw, 20px);
  letter-spacing: .01em;
  color: var(--amber);
  word-break: break-all;
}

.page-privacy .contact-meta {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-muted);
}

.page-privacy .contact-meta:last-child {
  margin-bottom: 0;
}

/* ---------- 定义标签 ---------- */
.page-privacy .def-tag {
  position: relative;
  display: inline-block;
  padding: 1px 8px;
  border-bottom: 1px solid var(--accent-line);
  border-radius: var(--r-sm);
  background: var(--accent-soft);
  color: var(--mint);
  font-size: 15px;
  cursor: help;
}

.page-privacy .def-tag .def-pop {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  transform: translateX(-50%);
  z-index: 6;
  width: max-content;
  max-width: 240px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--surface-solid);
  color: var(--text);
  font-size: 13px;
  line-height: 1.65;
  box-shadow: var(--shadow-1);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--ease), visibility var(--ease);
}

.page-privacy .def-tag:hover .def-pop,
.page-privacy .def-tag:focus .def-pop {
  opacity: 1;
  visibility: visible;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .privacy-top {
  position: fixed;
  right: clamp(16px, 3vw, 32px);
  bottom: clamp(16px, 3vw, 32px);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--bg-veil);
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  opacity: .72;
  transition: opacity var(--ease), color var(--ease), border-color var(--ease);
}

.page-privacy .privacy-top:hover,
.page-privacy .privacy-top:focus-visible {
  opacity: 1;
  color: var(--mint);
  border-color: var(--accent-line);
}

/* ---------- 响应式 ---------- */
@media (max-width: 640px) {
  .page-privacy .scene-item {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 20px 0;
  }

  .page-privacy .scene-code,
  .page-privacy .scene-item h3,
  .page-privacy .scene-item p {
    grid-column: 1;
  }

  .page-privacy .scene-code {
    padding-top: 0;
  }

  .page-privacy .privacy-toc a {
    padding: 7px 12px;
    font-size: 13px;
  }

  .page-privacy .def-tag .def-pop {
    left: 0;
    transform: none;
    max-width: min(240px, 74vw);
  }

  .page-privacy .privacy-top {
    padding: 9px 13px;
    font-size: 12px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-lede {
    font-size: 18px;
  }

  .page-privacy .privacy-figure {
    max-width: 920px;
  }

  .page-privacy .privacy-text,
  .page-privacy .contact-meta {
    font-size: 16px;
  }

  .page-privacy .scene-item p,
  .page-privacy .use-item p,
  .page-privacy .retention-item p,
  .page-privacy .choice-item {
    font-size: 15.5px;
  }
}