/* ===== 页面作用域：.page-privacy ===== */
.page-privacy {
  --privacy-red-bar: #E53935;
  --privacy-red-light: rgba(229, 57, 53, 0.08);
  --privacy-text-color: #212121;
  --privacy-bg: #FFFFFF;
  --privacy-border: rgba(33, 33, 33, 0.12);
  --privacy-index-width: 220px;
  --privacy-section-gap: 48px;
  --privacy-content-max: 820px;

  display: block;
  width: 100%;
  background: var(--privacy-bg);
  color: var(--privacy-text-color);
  font-family: var(--font-body);
  line-height: 1.7;
  scroll-behavior: smooth;
}

/* ===== Hero / 标题区 ===== */
.page-privacy .privacy-hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px var(--gap) 32px;
  border-bottom: 2px solid var(--privacy-border);
}

.page-privacy .privacy-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  color: rgba(33, 33, 33, 0.6);
}

.page-privacy .privacy-breadcrumb-link {
  color: var(--privacy-red-bar);
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.2s;
}

.page-privacy .privacy-breadcrumb-link:hover {
  opacity: 0.75;
  text-decoration: underline;
}

.page-privacy .privacy-breadcrumb-sep {
  color: rgba(33, 33, 33, 0.35);
  font-size: 14px;
}

.page-privacy .privacy-breadcrumb-current {
  color: rgba(33, 33, 33, 0.75);
  font-weight: 500;
}

.page-privacy .privacy-title {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 700;
  color: var(--privacy-red-bar);
  margin: 0 0 8px 0;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.page-privacy .privacy-meta {
  font-size: 14px;
  color: rgba(33, 33, 33, 0.55);
  margin: 0 0 16px 0;
  font-weight: 400;
}

.page-privacy .privacy-intro {
  font-size: 16px;
  color: rgba(33, 33, 33, 0.8);
  margin: 0;
  max-width: 680px;
  line-height: 1.7;
}

/* ===== 布局容器 ===== */
.page-privacy .privacy-layout {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gap) 64px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* ===== 索引导航（移动端：水平滚动） ===== */
.page-privacy .privacy-index {
  position: relative;
  flex-shrink: 0;
  width: 100%;
  padding: 20px 0 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--privacy-red-bar) transparent;
}

.page-privacy .privacy-index::-webkit-scrollbar {
  height: 4px;
}

.page-privacy .privacy-index::-webkit-scrollbar-thumb {
  background: var(--privacy-red-bar);
  border-radius: 2px;
}

.page-privacy .privacy-index-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  color: rgba(33, 33, 33, 0.45);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.page-privacy .privacy-index-list {
  display: flex;
  flex-wrap: nowrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: max-content;
}

.page-privacy .privacy-index-item {
  flex-shrink: 0;
}

.page-privacy .privacy-index-link {
  display: block;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(33, 33, 33, 0.65);
  background: var(--privacy-red-light);
  border-radius: 20px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}

.page-privacy .privacy-index-link:hover {
  background: rgba(229, 57, 53, 0.18);
  color: var(--privacy-red-bar);
}

.page-privacy .privacy-index-link[data-active] {
  background: var(--privacy-red-bar);
  color: #fff;
}

/* ===== 内容区域 ===== */
.page-privacy .privacy-content {
  flex: 1;
  min-width: 0;
  max-width: 100%;
}

/* ===== 章节通用 ===== */
.page-privacy .privacy-section {
  scroll-margin-top: 80px;
  margin-bottom: var(--privacy-section-gap);
  padding-bottom: var(--privacy-section-gap);
  border-bottom: 1px solid var(--privacy-border);
}

.page-privacy .privacy-section:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

/* ===== 章节标题（左侧红色竖线） ===== */
.page-privacy .privacy-section-title {
  position: relative;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--privacy-red-bar);
  margin: 0 0 20px 0;
  padding-left: 18px;
  line-height: 1.3;
}

.page-privacy .privacy-section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: var(--privacy-red-bar);
  border-radius: 2px;
}

/* ===== 正文 ===== */
.page-privacy .privacy-text {
  font-size: 16px;
  color: rgba(33, 33, 33, 0.88);
  margin: 0 0 16px 0;
  line-height: 1.8;
}

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

/* ===== 列表 ===== */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 20px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-privacy .privacy-list-item {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  color: rgba(33, 33, 33, 0.88);
  line-height: 1.7;
}

.page-privacy .privacy-list-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--privacy-red-bar);
  border-radius: 50%;
  opacity: 0.7;
}

/* ===== 强调加粗 ===== */
.page-privacy .privacy-strong {
  font-weight: 700;
  color: #212121;
}

/* ===== 链接 ===== */
.page-privacy .privacy-link {
  color: var(--privacy-red-bar);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
  font-weight: 500;
  transition: color 0.2s;
}

.page-privacy .privacy-link:hover {
  color: #C62828;
  text-decoration-thickness: 2px;
}

/* ===== 数据安全章节：图文并排 ===== */
.page-privacy .privacy-security-wrap {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-privacy .privacy-security-text {
  flex: 1;
}

.page-privacy .privacy-figure {
  margin: 0;
  padding: 0;
  flex-shrink: 0;
  width: 100%;
  max-width: 100%;
  border-radius: 4px;
  overflow: hidden;
  background: rgba(229, 57, 53, 0.04);
  border: 1px solid rgba(229, 57, 53, 0.12);
}

.page-privacy .privacy-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-privacy .privacy-figcap {
  padding: 8px 14px 10px;
  font-size: 13px;
  color: rgba(33, 33, 33, 0.55);
  font-style: italic;
  line-height: 1.4;
}

/* ===== 联系我们专用列表 ===== */
.page-privacy .privacy-contact-list {
  list-style: none;
  margin: 0 0 20px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-privacy .privacy-contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 8px;
  font-size: 15px;
  line-height: 1.6;
  color: rgba(33, 33, 33, 0.88);
  padding: 8px 14px;
  background: rgba(229, 57, 53, 0.04);
  border-radius: 4px;
  border-left: 3px solid var(--privacy-red-bar);
}

.page-privacy .privacy-contact-label {
  font-weight: 600;
  color: #212121;
  min-width: 80px;
}

.page-privacy .privacy-contact-value {
  color: rgba(33, 33, 33, 0.85);
}

.page-privacy .privacy-contact-note {
  font-size: 13px;
  color: rgba(33, 33, 33, 0.5);
  font-style: normal;
}

/* ===== 桌面端媒体查询 ===== */
@media (min-width: 768px) {
  .page-privacy .privacy-hero {
    padding: 52px var(--gap) 36px;
  }

  .page-privacy .privacy-title {
    font-size: 44px;
  }

  .page-privacy .privacy-intro {
    font-size: 17px;
  }

  .page-privacy .privacy-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: 48px;
    padding: 0 var(--gap) 80px;
  }

  .page-privacy .privacy-index {
    width: var(--privacy-index-width);
    flex-shrink: 0;
    position: sticky;
    top: 80px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    padding: 24px 0;
    background: transparent;
    scrollbar-width: thin;
  }

  .page-privacy .privacy-index-list {
    flex-direction: column;
    gap: 4px;
    min-width: 0;
  }

  .page-privacy .privacy-index-link {
    padding: 10px 16px;
    font-size: 14px;
    background: transparent;
    border-radius: 4px;
    white-space: normal;
    word-break: break-word;
    color: rgba(33, 33, 33, 0.65);
    border-left: 3px solid transparent;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
  }

  .page-privacy .privacy-index-link:hover {
    background: var(--privacy-red-light);
    color: var(--privacy-red-bar);
    border-left-color: var(--privacy-red-bar);
  }

  .page-privacy .privacy-index-link[data-active] {
    background: var(--privacy-red-light);
    color: var(--privacy-red-bar);
    border-left-color: var(--privacy-red-bar);
    font-weight: 600;
  }

  .page-privacy .privacy-section-title {
    font-size: 28px;
    padding-left: 22px;
  }

  .page-privacy .privacy-section-title::before {
    width: 5px;
    top: 6px;
    bottom: 6px;
  }

  .page-privacy .privacy-text {
    font-size: 17px;
  }

  .page-privacy .privacy-list-item {
    font-size: 16px;
  }

  .page-privacy .privacy-security-wrap {
    flex-direction: row;
    align-items: flex-start;
    gap: 32px;
  }

  .page-privacy .privacy-figure {
    width: 380px;
    max-width: 45%;
    flex-shrink: 0;
  }

  .page-privacy .privacy-contact-item {
    padding: 10px 18px;
    font-size: 16px;
  }

  .page-privacy .privacy-contact-label {
    min-width: 90px;
  }

  .page-privacy .privacy-section {
    margin-bottom: 56px;
    padding-bottom: 56px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-title {
    font-size: 48px;
  }

  .page-privacy .privacy-layout {
    gap: 64px;
  }

  .page-privacy .privacy-index {
    width: 240px;
  }

  .page-privacy .privacy-figure {
    width: 440px;
  }
}

/* ===== 窄屏极值保护 ===== */
@media (max-width: 380px) {
  .page-privacy .privacy-hero {
    padding-left: 12px;
    padding-right: 12px;
  }

  .page-privacy .privacy-title {
    font-size: 28px;
  }

  .page-privacy .privacy-layout {
    padding-left: 12px;
    padding-right: 12px;
  }

  .page-privacy .privacy-index-link {
    padding: 6px 14px;
    font-size: 13px;
  }

  .page-privacy .privacy-section-title {
    font-size: 20px;
    padding-left: 14px;
  }

  .page-privacy .privacy-list-item {
    padding-left: 18px;
    font-size: 14px;
  }
}