/* ====== 页面作用域：.page-privacy ====== */
.page-privacy {
  --color-hero-glow: rgba(57, 255, 20, 0.12);
  --color-index-bg: rgba(17, 34, 64, 0.65);
  --color-divider-dot: rgba(57, 255, 20, 0.25);
  --color-table-border: rgba(57, 255, 20, 0.2);
  --color-usage-bg: rgba(10, 25, 47, 0.6);
  --color-note-bg: rgba(57, 255, 20, 0.04);
  --font-heading: 'Anton', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  display: block;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1rem 3rem;
  color: var(--color-text-primary);
  background: transparent;
  font-family: var(--font-body);
  line-height: 1.7;
  position: relative;
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border-green-dark);
}
.page-privacy .breadcrumb a {
  color: var(--color-accent-green);
  text-decoration: none;
  transition: color 0.2s;
}
.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: var(--color-accent-orange);
  outline: 2px solid var(--color-focus-outline);
  outline-offset: 2px;
}
.page-privacy .breadcrumb-sep {
  color: var(--color-text-secondary);
  opacity: 0.5;
}
.page-privacy .breadcrumb [aria-current="page"] {
  color: var(--color-text-primary);
  font-weight: 500;
}

/* ---------- 首屏英雄区 ---------- */
.page-privacy .hero-section {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3rem;
  padding: 0 0 2rem;
  position: relative;
}
.page-privacy .hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent-green) 0%, transparent 60%);
  opacity: 0.4;
}
.page-privacy .hero-text {
  flex: 1 1 300px;
}
.page-privacy .section-title {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 400;
  line-height: 1.1;
  color: var(--color-text-primary);
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  position: relative;
  display: inline-block;
}
.page-privacy .section-title::before {
  content: '';
  position: absolute;
  top: -0.25rem;
  left: 0;
  width: 3rem;
  height: 4px;
  background: var(--color-accent-green);
  border-radius: 2px;
}
.page-privacy .hero-subtitle {
  font-size: 1rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 0 1.5rem;
  line-height: 1.8;
}
.page-privacy .hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}
.page-privacy .hero-meta .meta-label {
  opacity: 0.7;
  font-family: var(--font-body);
}
.page-privacy .hero-meta .meta-value {
  color: var(--color-text-primary);
}
.page-privacy .hero-meta .meta-value.mono {
  font-family: var(--font-mono);
  color: var(--color-accent-green);
  letter-spacing: 0.05em;
}
.page-privacy .hero-meta .meta-divider {
  opacity: 0.3;
  margin: 0 0.25rem;
}
.page-privacy .hero-visual {
  flex: 0 0 auto;
  position: relative;
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-privacy .hero-icon {
  width: 100%;
  height: auto;
  max-width: 200px;
  object-fit: contain;
  position: relative;
  z-index: 2;
  border-radius: 12px;
  box-shadow: 0 0 30px var(--color-hero-glow);
}
.page-privacy .glow-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 180px;
  height: 180px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1.5px solid var(--color-accent-green);
  opacity: 0.15;
  animation: privacy-glow-pulse 3s ease-in-out infinite;
  pointer-events: none;
}
@keyframes privacy-glow-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.15; }
  50% { transform: translate(-50%, -50%) scale(1.08); opacity: 0.25; }
}

/* ---------- 主体布局：索引 + 内容 ---------- */
.page-privacy .policy-layout {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  position: relative;
}

/* ---- 左侧索引 ---- */
.page-privacy .policy-index {
  flex: 0 0 220px;
  position: sticky;
  top: 2rem;
  background: var(--color-index-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--color-border-green-dark);
  border-radius: 12px;
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-height: calc(100vh - 6rem);
  overflow-y: auto;
  z-index: 10;
}
.page-privacy .policy-index::-webkit-scrollbar {
  width: 4px;
}
.page-privacy .policy-index::-webkit-scrollbar-track {
  background: transparent;
}
.page-privacy .policy-index::-webkit-scrollbar-thumb {
  background: var(--color-accent-green);
  border-radius: 2px;
  opacity: 0.3;
}
.page-privacy .index-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border-green-dark);
}
.page-privacy .index-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-secondary);
}
.page-privacy .index-count {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--color-accent-green);
  opacity: 0.6;
}
.page-privacy .index-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.page-privacy .index-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--color-text-secondary);
  transition: background 0.25s, color 0.25s, border-color 0.25s;
  border: 1px solid transparent;
  font-size: 0.85rem;
}
.page-privacy .index-link:hover,
.page-privacy .index-link:focus-visible {
  background: rgba(57, 255, 20, 0.06);
  color: var(--color-text-primary);
  border-color: var(--color-border-green-light);
  outline: none;
}
.page-privacy .index-link[data-highlight] {
  background: rgba(57, 255, 20, 0.08);
  color: var(--color-accent-green);
  border-color: var(--color-accent-green);
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.08);
}
.page-privacy .index-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-accent-orange);
  opacity: 0.7;
  width: 1.8em;
  text-align: right;
  flex-shrink: 0;
}
.page-privacy .index-link[data-highlight] .index-num {
  opacity: 1;
}
.page-privacy .index-label {
  font-family: var(--font-body);
  font-weight: 500;
  line-height: 1.3;
}
.page-privacy .index-progress {
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border-green-dark);
}
.page-privacy .progress-track {
  width: 100%;
  height: 3px;
  background: rgba(57, 255, 20, 0.1);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 0.4rem;
}
.page-privacy .progress-bar {
  width: 0%;
  height: 100%;
  background: var(--color-accent-green);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.page-privacy .progress-text {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-secondary);
  opacity: 0.5;
}
.page-privacy .index-footer {
  padding-top: 0.5rem;
}
.page-privacy .index-related-link {
  font-size: 0.75rem;
  color: var(--color-accent-orange);
  text-decoration: none;
  transition: opacity 0.2s;
}
.page-privacy .index-related-link:hover {
  opacity: 0.8;
  text-decoration: underline;
}

/* ---- 右侧内容 ---- */
.page-privacy .policy-content {
  flex: 1 1 0;
  min-width: 0;
}
.page-privacy .policy-chapter {
  margin-bottom: 2rem;
  padding: 1.5rem 1.5rem 2rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-green-dark);
  border-radius: 12px;
  border-left: 3px solid var(--color-accent-green);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transition: border-color 0.3s, box-shadow 0.3s;
}
.page-privacy .policy-chapter[data-highlight] {
  border-left-color: var(--color-accent-orange);
  box-shadow: 0 4px 30px rgba(57, 255, 20, 0.06);
}
.page-privacy .chapter-header {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border-green-dark);
}
.page-privacy .chapter-num {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-accent-orange);
  opacity: 0.35;
  line-height: 1;
  flex-shrink: 0;
}
.page-privacy .chapter-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--color-text-primary);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.page-privacy .chapter-body {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}
.page-privacy .chapter-body p {
  margin: 0 0 1rem;
}
.page-privacy .chapter-body p:last-child {
  margin-bottom: 0;
}
.page-privacy .highlight {
  color: var(--color-text-primary);
  font-weight: 600;
}
.page-privacy .text-muted {
  color: var(--color-text-secondary);
}
.page-privacy .text-accent {
  color: var(--color-accent-green);
  text-decoration: none;
  transition: color 0.2s;
}
.page-privacy .text-accent:hover {
  color: var(--color-accent-orange);
}
.page-privacy .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* ---- 列表 ---- */
.page-privacy .policy-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-privacy .policy-list li {
  padding: 0.75rem 1rem;
  background: rgba(57, 255, 20, 0.02);
  border-left: 2px solid var(--color-border-green);
  border-radius: 4px;
  line-height: 1.7;
  font-size: 0.9rem;
}
.page-privacy .policy-list li .highlight {
  display: inline-block;
  margin-bottom: 0.15rem;
}

/* ---- 数据说明气泡 ---- */
.page-privacy .data-note {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--color-note-bg);
  border: 1px solid var(--color-border-green-dark);
  border-radius: 8px;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}
.page-privacy .data-note-icon {
  font-size: 1.2rem;
  color: var(--color-accent-green);
  opacity: 0.5;
  flex-shrink: 0;
  line-height: 1.4;
}
.page-privacy .data-note-text {
  line-height: 1.6;
}

/* ---- 章节分隔装饰 ---- */
.page-privacy .chapter-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.5rem 0;
  margin: 1rem 0 1.5rem;
}
.page-privacy .divider-dot {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  color: var(--color-divider-dot);
}
.page-privacy .divider-dot:nth-child(2) {
  font-size: 0.7rem;
  opacity: 0.5;
}

/* ---- 使用方式网格 ---- */
.page-privacy .usage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}
.page-privacy .usage-item {
  padding: 1.25rem 1rem;
  background: var(--color-usage-bg);
  border: 1px solid var(--color-border-green-dark);
  border-radius: 10px;
  transition: border-color 0.25s, transform 0.2s;
}
.page-privacy .usage-item:hover {
  border-color: var(--color-border-green-light);
  transform: translateY(-2px);
}
.page-privacy .usage-icon {
  font-size: 1.4rem;
  color: var(--color-accent-green);
  opacity: 0.45;
  display: block;
  margin-bottom: 0.6rem;
}
.page-privacy .usage-title {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 0.4rem;
}
.page-privacy .usage-desc {
  font-size: 0.82rem;
  line-height: 1.6;
  margin: 0;
}

/* ---- 用户权利表格 ---- */
.page-privacy .rights-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.88rem;
  border: 1px solid var(--color-table-border);
  border-radius: 8px;
  overflow: hidden;
}
.page-privacy .rights-table thead {
  background: rgba(57, 255, 20, 0.06);
}
.page-privacy .rights-table th {
  text-align: left;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-accent-green);
  border-bottom: 1px solid var(--color-table-border);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.page-privacy .rights-table td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--color-border-green-dark);
  color: var(--color-text-secondary);
  vertical-align: top;
}
.page-privacy .rights-table tbody tr:last-child td {
  border-bottom: none;
}
.page-privacy .rights-table tbody tr:hover {
  background: rgba(57, 255, 20, 0.02);
}
.page-privacy .rights-table td:first-child {
  white-space: nowrap;
  width: 1%;
}
.page-privacy .rights-table td:last-child {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  white-space: nowrap;
  width: 1%;
  color: var(--color-accent-orange);
  opacity: 0.8;
}
.page-privacy .rights-table .highlight {
  color: var(--color-text-primary);
}

.page-privacy .mt-1 {
  margin-top: 1rem;
}

/* ---- 权利备注 ---- */
.page-privacy .rights-note {
  padding: 1rem 1.25rem;
  background: var(--color-note-bg);
  border: 1px solid var(--color-border-green-dark);
  border-radius: 8px;
  margin-top: 1.25rem;
}
.page-privacy .rights-note-text {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.7;
}
.page-privacy .rights-note .mono {
  color: var(--color-accent-green);
  font-size: 0.85rem;
}

/* ---- 政策底栏 ---- */
.page-privacy .policy-footer {
  margin-top: 2.5rem;
  padding: 1.5rem 1.5rem 1rem;
  border-top: 1px solid var(--color-border-green-dark);
  text-align: center;
}
.page-privacy .policy-footer-text {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  opacity: 0.7;
  margin: 0 0 0.75rem;
  line-height: 1.6;
}
.page-privacy .policy-footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.75rem;
}
.page-privacy .policy-icp {
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  opacity: 0.5;
}
.page-privacy .policy-sep {
  color: var(--color-border-green-dark);
  opacity: 0.3;
}
.page-privacy .policy-footer-link {
  color: var(--color-accent-green);
  text-decoration: none;
}
.page-privacy .policy-footer-link:hover {
  color: var(--color-accent-orange);
  text-decoration: underline;
}

/* ====== 响应式：移动端优先 ====== */
/* 默认（< 768px）：单列，索引折叠为顶部条 */
@media (max-width: 767.98px) {
  .page-privacy {
    padding: 1rem 0.75rem 2rem;
  }
  .page-privacy .breadcrumb {
    font-size: 0.7rem;
    margin-bottom: 1.25rem;
  }
  .page-privacy .hero-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    padding-bottom: 1.5rem;
  }
  .page-privacy .section-title {
    font-size: 2rem;
  }
  .page-privacy .section-title::before {
    width: 2rem;
    height: 3px;
  }
  .page-privacy .hero-subtitle {
    font-size: 0.9rem;
  }
  .page-privacy .hero-visual {
    width: 120px;
    height: 120px;
    align-self: center;
  }
  .page-privacy .hero-icon {
    max-width: 120px;
  }
  .page-privacy .glow-ring {
    width: 110px;
    height: 110px;
  }
  .page-privacy .hero-meta {
    font-size: 0.7rem;
    gap: 0.35rem;
  }
  .page-privacy .policy-layout {
    flex-direction: column;
    gap: 1.25rem;
  }
  .page-privacy .policy-index {
    flex: none;
    position: relative;
    top: 0;
    width: 100%;
    max-height: none;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    padding: 0.75rem 1rem;
    gap: 0.5rem;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-radius: 10px;
  }
  .page-privacy .index-header {
    padding-bottom: 0;
    border-bottom: none;
    gap: 0.5rem;
    flex-shrink: 0;
  }
  .page-privacy .index-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.25rem;
    flex: 1 1 auto;
  }
  .page-privacy .index-link {
    padding: 0.35rem 0.6rem;
    font-size: 0.75rem;
    gap: 0.4rem;
    border-radius: 6px;
  }
  .page-privacy .index-num {
    font-size: 0.6rem;
    width: 1.4em;
  }
  .page-privacy .index-progress {
    display: none;
  }
  .page-privacy .index-footer {
    display: none;
  }
  .page-privacy .policy-content {
    width: 100%;
  }
  .page-privacy .policy-chapter {
    padding: 1rem 1rem 1.25rem;
    border-left-width: 2px;
  }
  .page-privacy .chapter-title {
    font-size: 1.2rem;
  }
  .page-privacy .chapter-num {
    font-size: 1.3rem;
  }
  .page-privacy .chapter-body {
    font-size: 0.85rem;
  }
  .page-privacy .policy-list li {
    padding: 0.5rem 0.75rem;
    font-size: 0.82rem;
  }
  .page-privacy .usage-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  .page-privacy .usage-item {
    padding: 0.9rem 0.75rem;
  }
  .page-privacy .rights-table {
    font-size: 0.75rem;
  }
  .page-privacy .rights-table th,
  .page-privacy .rights-table td {
    padding: 0.5rem 0.6rem;
  }
  .page-privacy .rights-table td:last-child {
    font-size: 0.7rem;
  }
  .page-privacy .data-note {
    padding: 0.75rem 0.9rem;
    font-size: 0.78rem;
  }
  .page-privacy .chapter-divider {
    padding: 0.3rem 0;
    margin: 0.5rem 0 0.75rem;
  }
  .page-privacy .policy-footer {
    padding: 1rem 0.5rem 0.5rem;
  }
  .page-privacy .policy-footer-text {
    font-size: 0.75rem;
  }
  .page-privacy .policy-footer-links {
    font-size: 0.65rem;
  }
  .page-privacy .rights-note {
    padding: 0.75rem 0.9rem;
  }
  .page-privacy .rights-note-text {
    font-size: 0.8rem;
  }
}

/* 桌面（≥ 768px） */
@media (min-width: 768px) {
  .page-privacy {
    padding: 2.5rem 2rem 4rem;
  }
  .page-privacy .section-title {
    font-size: 3.5rem;
  }
  .page-privacy .chapter-title {
    font-size: 1.8rem;
  }
  .page-privacy .policy-layout {
    gap: 2.5rem;
  }
  .page-privacy .policy-index {
    flex: 0 0 240px;
  }
  .page-privacy .policy-content {
    min-width: 0;
  }
}

/* 大桌面（≥ 1024px） */
@media (min-width: 1024px) {
  .page-privacy .section-title {
    font-size: 4.5rem;
  }
  .page-privacy .hero-subtitle {
    font-size: 1.05rem;
  }
  .page-privacy .policy-index {
    flex: 0 0 260px;
    padding: 1.5rem 1.25rem;
  }
  .page-privacy .policy-chapter {
    padding: 2rem 2rem 2.5rem;
  }
  .page-privacy .usage-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 确保图片响应式 */
.page-privacy img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* 滚动焦点辅助 */
.page-privacy :target {
  scroll-margin-top: 3rem;
}

/* 焦点可见性 */
.page-privacy a:focus-visible,
.page-privacy button:focus-visible {
  outline: 2px solid var(--color-focus-outline);
  outline-offset: 2px;
}

/* 打印样式 */
@media print {
  .page-privacy {
    color: #222;
    background: #fff;
  }
  .page-privacy .policy-index {
    display: none;
  }
  .page-privacy .breadcrumb {
    border-bottom-color: #ccc;
  }
  .page-privacy .policy-chapter {
    border: 1px solid #ddd;
    border-left: 3px solid #333;
    box-shadow: none;
    background: #fafafa;
  }
  .page-privacy .chapter-divider {
    opacity: 0.3;
  }
  .page-privacy .hero-visual {
    display: none;
  }
  .page-privacy .glow-ring {
    display: none;
  }
}