/* ===== 页面专属 CSS：.page-privacy ===== */
.page-privacy {
  --privacy-hero-min-height: 320px;
  --privacy-index-width: 220px;
  --privacy-content-max-width: 760px;
  --privacy-section-gap: 28px;
  --privacy-card-radius: 16px;
  --privacy-border-glow: rgba(255, 107, 53, 0.25);
  --privacy-accent-line: var(--accent-green, #39FF14);
  --privacy-index-bg: linear-gradient(145deg, var(--primary-blue, #003B6F) 0%, #002244 100%);
  --privacy-glass-bg: rgba(255, 255, 255, 0.08);
  --privacy-glass-border: rgba(255, 255, 255, 0.12);
}

/* ===== 页头 ===== */
.page-privacy .privacy-hero {
  position: relative;
  min-height: var(--privacy-hero-min-height);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--privacy-index-bg);
  padding: 2rem 1.5rem;
  margin-bottom: 2rem;
}
.page-privacy .privacy-hero-bg-wrap {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.page-privacy .privacy-hero-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.35;
  display: block;
}
.page-privacy .privacy-hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(255, 107, 53, 0.10) 0%, transparent 60%),
              linear-gradient(180deg, rgba(0, 59, 111, 0.6) 0%, rgba(0, 34, 68, 0.9) 100%);
  z-index: 2;
}
.page-privacy .privacy-hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: var(--privacy-content-max-width);
  width: 100%;
  color: var(--text-light, #FFFFFF);
  padding: 1rem 0;
}
.page-privacy .breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-family: var(--font-body, 'Inter', sans-serif);
  margin-bottom: 1.2rem;
  opacity: 0.8;
  flex-wrap: wrap;
}
.page-privacy .breadcrumb a {
  color: var(--primary-orange, #FF6B35);
  text-decoration: none;
  transition: opacity 0.2s;
}
.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  opacity: 0.7;
  text-decoration: underline;
}
.page-privacy .breadcrumb-sep {
  color: rgba(255, 255, 255, 0.4);
}
.page-privacy .breadcrumb-current {
  color: var(--text-light, #FFFFFF);
  font-weight: 500;
}
.page-privacy .privacy-hero-title {
  margin: 0 0 0.6rem;
  font-family: var(--font-head, 'Inter', sans-serif);
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  font-weight: 800;
  color: var(--primary-orange, #FF6B35);
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-shadow: 0 2px 16px rgba(255, 107, 53, 0.25);
}
.page-privacy .privacy-hero-desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: clamp(0.95rem, 2.2vw, 1.2rem);
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.85);
}

/* ===== 布局主体 ===== */
.page-privacy .privacy-layout {
  display: flex;
  gap: 2.5rem;
  max-width: calc(var(--privacy-index-width) + var(--privacy-content-max-width) + 3rem);
  margin: 0 auto 3rem;
  padding: 0 1.5rem;
  align-items: flex-start;
  position: relative;
}

/* ===== 左侧索引 ===== */
.page-privacy .privacy-index {
  flex-shrink: 0;
  width: var(--privacy-index-width);
  position: sticky;
  top: calc(var(--nav-height, 64px) + 1.5rem);
  z-index: 5;
}
.page-privacy .privacy-index-inner {
  background: var(--privacy-index-bg);
  border-radius: var(--privacy-card-radius);
  padding: 1.5rem 1.2rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(255, 255, 255, 0.06);
  border: 1px solid var(--privacy-glass-border);
}
.page-privacy .privacy-index-label {
  display: block;
  font-family: var(--font-head, 'Inter', sans-serif);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-green, #39FF14);
  margin-bottom: 1.2rem;
  opacity: 0.8;
}
.page-privacy .privacy-index-nav {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.page-privacy .privacy-index-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
  transition: all 0.2s ease;
  line-height: 1.3;
}
.page-privacy .privacy-index-link:hover,
.page-privacy .privacy-index-link:focus-visible {
  background: rgba(255, 107, 53, 0.12);
  color: var(--primary-orange, #FF6B35);
}
.page-privacy .privacy-index-link .index-num {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent-green, #39FF14);
  opacity: 0.6;
  min-width: 1.4rem;
}

/* 当前章节高亮 (配合JS) */
.page-privacy .privacy-index-link[data-active] {
  background: rgba(255, 107, 53, 0.18);
  color: var(--primary-orange, #FF6B35);
  box-shadow: inset 3px 0 0 var(--primary-orange, #FF6B35);
}

/* ===== 右侧正文 ===== */
.page-privacy .privacy-content {
  flex: 1;
  min-width: 0;
  max-width: var(--privacy-content-max-width);
  display: flex;
  flex-direction: column;
  gap: var(--privacy-section-gap);
}

/* ===== 章节卡片 (使用 .glass-card 全局类叠加) ===== */
.page-privacy .privacy-section {
  background: var(--card-glass, rgba(255, 255, 255, 0.15));
  -webkit-backdrop-filter: blur(var(--glass-blur, 12px));
  backdrop-filter: blur(var(--glass-blur, 12px));
  border-radius: var(--privacy-card-radius);
  border: 1px solid var(--privacy-glass-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: box-shadow 0.25s ease;
  overflow: hidden;
}
.page-privacy .privacy-section[open] {
  box-shadow: 0 6px 28px rgba(255, 107, 53, 0.08), 0 0 0 1px var(--privacy-border-glow);
}
.page-privacy .privacy-section-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.2rem 1.5rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head, 'Inter', sans-serif);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 700;
  color: var(--primary-orange, #FF6B35);
  transition: background 0.2s ease;
  user-select: none;
  -webkit-user-select: none;
}
.page-privacy .privacy-section-title::-webkit-details-marker {
  display: none;
}
.page-privacy .privacy-section-title:hover {
  background: rgba(255, 107, 53, 0.04);
}
.page-privacy .privacy-section-title:focus-visible {
  outline: 2px solid var(--primary-orange, #FF6B35);
  outline-offset: -2px;
}
.page-privacy .section-number {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 0.75em;
  font-weight: 600;
  color: var(--accent-green, #39FF14);
  opacity: 0.7;
  min-width: 2rem;
  line-height: 1;
}
.page-privacy .section-name {
  flex: 1;
}
.page-privacy .section-toggle-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: rgba(255, 107, 53, 0.1);
  color: var(--primary-orange, #FF6B35);
  font-size: 0.75rem;
  transition: transform 0.3s ease, background 0.2s;
  flex-shrink: 0;
}
.page-privacy .section-toggle-icon::after {
  content: "▼";
  font-size: 0.6rem;
  line-height: 1;
  transition: transform 0.3s ease;
}
.page-privacy .privacy-section[open] .section-toggle-icon::after {
  transform: rotate(180deg);
}
.page-privacy .privacy-section-body {
  padding: 0 1.5rem 1.5rem;
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-dark, #1E1E1E);
}
.page-privacy .privacy-section-body p {
  margin: 0 0 0.9rem;
}
.page-privacy .privacy-section-body p:last-child {
  margin-bottom: 0;
}
.page-privacy .privacy-list {
  margin: 0.6rem 0 0.9rem;
  padding-left: 1.2rem;
  list-style: none;
}
.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.2rem;
  margin-bottom: 0.5rem;
  line-height: 1.6;
}
.page-privacy .privacy-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--primary-orange, #FF6B35);
  font-weight: 700;
  opacity: 0.6;
}
.page-privacy .privacy-list li strong {
  color: var(--primary-blue, #003B6F);
  font-weight: 600;
}
.page-privacy .privacy-note {
  font-size: 0.88rem;
  color: rgba(30, 30, 30, 0.65);
  border-left: 3px solid var(--accent-green, #39FF14);
  padding-left: 0.9rem;
  margin-top: 0.6rem;
  background: rgba(57, 255, 20, 0.04);
  border-radius: 0 4px 4px 0;
}
.page-privacy .privacy-link {
  color: var(--primary-orange, #FF6B35);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 500;
  transition: opacity 0.2s;
}
.page-privacy .privacy-link:hover,
.page-privacy .privacy-link:focus-visible {
  opacity: 0.75;
}

/* ===== 信息保护章节 - 图文混排 ===== */
.page-privacy .protection-layout {
  display: flex;
  gap: 1.8rem;
  align-items: flex-start;
}
.page-privacy .protection-text {
  flex: 1;
  min-width: 0;
}
.page-privacy .protection-image-wrap {
  flex-shrink: 0;
  width: 140px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 59, 111, 0.10);
  background: var(--bg-light, #F8F9FA);
  border: 1px solid rgba(0, 59, 111, 0.06);
}
.page-privacy .protection-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ===== 更新与联系章节 ===== */
.page-privacy .privacy-update {
  padding: 1.5rem;
  background: var(--card-glass, rgba(255, 255, 255, 0.15));
  -webkit-backdrop-filter: blur(var(--glass-blur, 12px));
  backdrop-filter: blur(var(--glass-blur, 12px));
  border-radius: var(--privacy-card-radius);
  border: 1px solid var(--privacy-glass-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}
.page-privacy .update-title {
  font-family: var(--font-head, 'Inter', sans-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-blue, #003B6F);
  margin: 0 0 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.page-privacy .update-title::after {
  content: "";
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-orange, #FF6B35), transparent);
  border-radius: 1px;
}
.page-privacy .update-body {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-dark, #1E1E1E);
}
.page-privacy .update-body p {
  margin: 0 0 0.8rem;
}
.page-privacy .contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 2rem;
  margin: 1rem 0 0.6rem;
  padding: 0.8rem 1rem;
  background: rgba(255, 107, 53, 0.04);
  border-radius: 10px;
  border: 1px solid rgba(255, 107, 53, 0.08);
}
.page-privacy .contact-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.9rem;
  color: var(--text-dark, #1E1E1E);
  white-space: nowrap;
}
.page-privacy .contact-icon {
  flex-shrink: 0;
  color: var(--primary-orange, #FF6B35);
  opacity: 0.7;
}
.page-privacy .privacy-note.trust {
  margin-top: 0.8rem;
  font-size: 0.8rem;
  color: rgba(30, 30, 30, 0.5);
  border-left-color: var(--primary-orange, #FF6B35);
  background: transparent;
}

/* ===== 响应式 ===== */
@media (max-width: 820px) {
  .page-privacy .privacy-hero {
    min-height: 240px;
    padding: 1.5rem 1rem;
    margin-bottom: 0;
  }
  .page-privacy .privacy-hero-title {
    font-size: clamp(1.8rem, 5vw, 2.4rem);
  }
  .page-privacy .privacy-hero-desc {
    font-size: 0.9rem;
  }
  .page-privacy .privacy-layout {
    flex-direction: column;
    gap: 0;
    padding: 0;
    max-width: 100%;
    margin-bottom: 2rem;
  }
  .page-privacy .privacy-index {
    position: relative;
    top: 0;
    width: 100%;
    border-radius: 0;
    background: var(--privacy-index-bg);
    padding: 0.8rem 1rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .page-privacy .privacy-index::-webkit-scrollbar {
    display: none;
  }
  .page-privacy .privacy-index-inner {
    background: none;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    border: none;
    display: flex;
    align-items: center;
    gap: 0.6rem;
  }
  .page-privacy .privacy-index-label {
    margin-bottom: 0;
    white-space: nowrap;
    font-size: 0.7rem;
  }
  .page-privacy .privacy-index-nav {
    flex-direction: row;
    gap: 0.3rem;
    flex-wrap: nowrap;
  }
  .page-privacy .privacy-index-link {
    font-size: 0.8rem;
    padding: 0.35rem 0.6rem;
    white-space: nowrap;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 6px;
  }
  .page-privacy .privacy-index-link .index-num {
    display: none;
  }
  .page-privacy .privacy-content {
    padding: 1rem 1rem 0;
    max-width: 100%;
  }
  .page-privacy .privacy-section {
    border-radius: 12px;
  }
  .page-privacy .privacy-section-title {
    padding: 0.9rem 1rem;
    font-size: 1rem;
  }
  .page-privacy .privacy-section-body {
    padding: 0 1rem 1rem;
    font-size: 0.9rem;
  }
  .page-privacy .protection-layout {
    flex-direction: column;
  }
  .page-privacy .protection-image-wrap {
    width: 100px;
    align-self: center;
  }
  .page-privacy .privacy-update {
    border-radius: 12px;
    padding: 1rem;
  }
  .page-privacy .contact-row {
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.6rem 0.8rem;
  }
  .page-privacy .contact-item {
    white-space: normal;
    font-size: 0.85rem;
  }
}

@media (min-width: 821px) and (max-width: 1024px) {
  .page-privacy .privacy-layout {
    padding: 0 1rem;
    gap: 1.5rem;
  }
  .page-privacy .privacy-index {
    width: 180px;
  }
  .page-privacy .privacy-index-link {
    font-size: 0.82rem;
    padding: 0.4rem 0.5rem;
  }
  .page-privacy .protection-image-wrap {
    width: 120px;
  }
}