.page-privacy {
  --privacy-line: rgba(192, 192, 192, 0.35);
  --privacy-grid-line: rgba(255, 255, 255, 0.05);
  --privacy-card-shadow: 0 8px 28px rgba(0, 0, 0, 0.05);
}

/* ===== 页头区域 ===== */
.page-privacy .privacy-heading {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a1a 0%, #241016 55%, #3a0d0d 100%);
  color: #ffffff;
  padding: calc(var(--gap-lg) + 24px) 0 var(--gap-lg);
  border-bottom: 4px solid transparent;
  border-image: linear-gradient(90deg, #ff1e1e, #00aeef) 1;
}

.page-privacy .privacy-heading::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.page-privacy .privacy-heading::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, #ff1e1e 0%, #00aeef 100%);
}

.page-privacy .privacy-heading .breadcrumbs {
  position: relative;
  z-index: 1;
  color: #c0c0c0;
  margin-bottom: var(--gap-md);
  font-size: 0.85rem;
}

.page-privacy .privacy-heading .breadcrumbs a {
  color: #c0c0c0;
  text-decoration: none;
  transition: color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.page-privacy .privacy-heading .breadcrumbs a:hover {
  color: #ffffff;
}

.page-privacy .privacy-heading .breadcrumbs .breadcrumbs-sep {
  color: rgba(255, 255, 255, 0.4);
  margin: 0 8px;
}

.page-privacy .privacy-heading .breadcrumbs [aria-current="page"] {
  color: #ff6b6b;
  font-weight: 600;
}

/* ===== 页头 Hero ===== */
.page-privacy .privacy-hero {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--gap-md);
}

.page-privacy .privacy-hero-copy {
  position: relative;
}

.page-privacy .privacy-hero-copy .section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #ff6b6b;
  border: 1px solid rgba(255, 30, 30, 0.5);
  background: rgba(255, 30, 30, 0.1);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.15;
  margin: 0 0 18px;
  color: #ffffff;
  letter-spacing: -0.01em;
  font-style: italic;
}

.page-privacy .privacy-hero-lead {
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
  max-width: 720px;
  margin: 0;
}

.page-privacy .privacy-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 36px;
  margin-top: 32px;
}

.page-privacy .privacy-stat {
  border-left: 3px solid #ff1e1e;
  padding-left: 14px;
}

.page-privacy .privacy-stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  line-height: 1.1;
  font-style: italic;
  color: #ffffff;
}

.page-privacy .privacy-stat-label {
  display: block;
  margin-top: 4px;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: #c0c0c0;
}

.page-privacy .privacy-hero-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  background: linear-gradient(135deg, rgba(255, 30, 30, 0.12), rgba(0, 174, 239, 0.1));
}

.page-privacy .privacy-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(26, 26, 26, 0.2), transparent 55%);
  pointer-events: none;
}

.page-privacy .privacy-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  min-height: 220px;
  object-fit: cover;
}

/* ===== 主体两栏布局 ===== */
.page-privacy .privacy-layout {
  display: grid;
  gap: var(--gap-lg);
  padding-top: var(--gap-lg);
  padding-bottom: var(--gap-lg);
}

/* ===== 侧边目录 ===== */
.page-privacy .privacy-toc {
  background: #f7f7f7;
  border: 1px solid var(--privacy-line);
  border-left: 4px solid #ff1e1e;
  border-radius: var(--radius);
  padding: var(--gap-md);
}

.page-privacy .privacy-toc-inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-privacy .privacy-toc-label {
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #b30000;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy .privacy-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-toc-list li + li {
  border-top: 1px solid rgba(192, 192, 192, 0.25);
}

.page-privacy .privacy-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 4px;
  color: #003366;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  transition: color 0.3s cubic-bezier(0.16, 1, 0.3, 1), padding-left 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.page-privacy .privacy-toc-list a span {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: #ff1e1e;
  font-style: italic;
  width: 26px;
  flex: 0 0 auto;
}

.page-privacy .privacy-toc-list a:hover,
.page-privacy .privacy-toc-list a:focus {
  color: #ff1e1e;
  padding-left: 10px;
}

.page-privacy .privacy-toc-note {
  margin-top: 6px;
  padding-top: 18px;
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-toc-note p {
  margin: 0 0 12px;
  font-size: 0.88rem;
  color: #666666;
  line-height: 1.6;
}

.page-privacy .privacy-toc-note .btn {
  display: inline-block;
  text-decoration: none;
  padding: 9px 18px;
  font-family: var(--font-display);
  font-size: 0.82rem;
  border-radius: var(--radius);
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  margin: 4px 6px 4px 0;
}

.page-privacy .privacy-toc-note .btn-primary {
  background: #ff1e1e;
  color: #ffffff;
}

.page-privacy .privacy-toc-note .btn-ghost {
  background: transparent;
  color: #003366;
  border: 1px solid #c0c0c0;
}

.page-privacy .privacy-toc-note .btn-primary:hover,
.page-privacy .privacy-toc-note .btn-ghost:hover {
  opacity: 0.85;
}

/* ===== 章节 ===== */
.page-privacy .privacy-chapter {
  margin-bottom: var(--gap-lg);
  scroll-margin-top: calc(var(--header-total) + 24px);
}

.page-privacy .privacy-chapter-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 2px solid #f0f0f0;
}

.page-privacy .privacy-chapter-head > div:last-child {
  flex: 1;
}

.page-privacy .privacy-chapter-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-style: italic;
  font-weight: 900;
  line-height: 1;
  color: #ff1e1e;
  background: rgba(255, 30, 30, 0.08);
  border-radius: 8px;
  border-left: 4px solid #ff1e1e;
  padding: 12px 14px;
  min-width: 60px;
  text-align: center;
  flex: 0 0 auto;
}

.page-privacy .privacy-chapter-head h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  line-height: 1.2;
  margin: 0 0 8px;
  color: #1a1a1a;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-chapter-head .chapter-desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: #666666;
}

/* ===== 信息卡片 ===== */
.page-privacy .privacy-card-grid {
  display: grid;
  gap: 16px;
}

.page-privacy .privacy-card {
  background: #ffffff;
  border: 1px solid var(--privacy-line);
  border-top: 3px solid #ff1e1e;
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--privacy-card-shadow);
}

.page-privacy .privacy-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.page-privacy .privacy-card-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.25;
  color: #1a1a1a;
}

.page-privacy .privacy-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: #b30000;
  background: rgba(255, 30, 30, 0.08);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
  flex: 0 0 auto;
}

.page-privacy .privacy-card p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.75;
  color: #444444;
}

/* ===== 共享与披露 ===== */
.page-privacy .privacy-assurance {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 22px 0;
  border-bottom: 1px solid #eeeeee;
}

.page-privacy .privacy-assurance:first-of-type {
  border-top: 1px solid #eeeeee;
}

.page-privacy .privacy-assurance-mark {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #ff1e1e;
  color: #ffffff;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-style: italic;
  font-weight: 700;
}

.page-privacy .privacy-assurance h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  margin: 0 0 8px;
  color: #1a1a1a;
}

.page-privacy .privacy-assurance p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: #555555;
}

/* ===== 数据安全 ===== */
.page-privacy .privacy-security-grid {
  display: grid;
  gap: 16px;
}

.page-privacy .privacy-security-item {
  position: relative;
  overflow: hidden;
  background: #111111;
  color: #ffffff;
  border-radius: var(--radius);
  padding: 26px 24px;
}

.page-privacy .privacy-security-item::after {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 90px;
  height: 90px;
  background: linear-gradient(135deg, rgba(255, 30, 30, 0.22), transparent 70%);
  transform: rotate(45deg);
  pointer-events: none;
}

.page-privacy .privacy-security-num {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: #ff6b6b;
  font-style: italic;
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 12px;
}

.page-privacy .privacy-security-item h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0 0 10px;
  color: #ffffff;
}

.page-privacy .privacy-security-item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
}

/* ===== 用户权利 ===== */
.page-privacy .privacy-rights-list {
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}

.page-privacy .privacy-right-item {
  background: #ffffff;
  border: 1px solid var(--privacy-line);
  border-left: 4px solid #00aeef;
  border-radius: var(--radius);
  padding: 20px 24px;
}

.page-privacy .privacy-right-item h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  margin: 0 0 8px;
  color: #1a1a1a;
}

.page-privacy .privacy-right-item p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: #555555;
}

.page-privacy .privacy-action-tip {
  padding: 18px 22px;
  background: rgba(0, 51, 102, 0.06);
  border-left: 4px solid #003366;
  border-radius: var(--radius);
  font-size: 0.92rem;
  line-height: 1.75;
  color: #444444;
}

.page-privacy .privacy-action-tip p {
  margin: 0;
}

.page-privacy .privacy-action-tip a {
  color: #00aeef;
  font-weight: 600;
  text-decoration: underline;
}

.page-privacy .privacy-action-tip a:hover {
  color: #b30000;
}

/* ===== Cookie 说明 ===== */
.page-privacy .privacy-cookie-table {
  border: 1px solid var(--privacy-line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 24px;
  background: #ffffff;
}

.page-privacy .privacy-cookie-row {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy .privacy-cookie-row:last-child {
  border-bottom: none;
}

.page-privacy .cookie-type {
  font-family: var(--font-display);
  font-size: 0.92rem;
  color: #b30000;
}

.page-privacy .cookie-purpose {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #555555;
}

.page-privacy .cookie-opt {
  font-size: 0.8rem;
  font-weight: 700;
  color: #003366;
}

.page-privacy .privacy-details {
  border: 1px solid var(--privacy-line);
  border-radius: var(--radius);
  padding: 18px 22px;
  background: #fafafa;
}

.page-privacy .privacy-details summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: #1a1a1a;
  list-style: none;
}

.page-privacy .privacy-details summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-details summary::before {
  content: "+";
  display: inline-block;
  margin-right: 10px;
  color: #ff1e1e;
  font-family: var(--font-display);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.page-privacy .privacy-details[open] summary::before {
  transform: rotate(45deg);
}

.page-privacy .privacy-details p {
  margin: 14px 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: #555555;
}

/* ===== 底部注释 ===== */
.page-privacy .privacy-footnote {
  margin-top: var(--gap-lg);
  padding-top: 24px;
  border-top: 1px solid #eeeeee;
  font-size: 0.88rem;
  color: #666666;
  line-height: 1.7;
}

.page-privacy .privacy-footnote p {
  margin: 0;
}

.page-privacy .privacy-footnote-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-top: 10px;
  align-items: center;
}

.page-privacy .privacy-footnote-links a {
  color: #003366;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.page-privacy .privacy-footnote-links a:hover {
  color: #ff1e1e;
}

.page-privacy .privacy-footnote-links span {
  color: #c0c0c0;
}

/* ===== 目标章节高亮 ===== */
.page-privacy .privacy-chapter:target {
  animation: privacy-pulse 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes privacy-pulse {
  0% {
    background: rgba(255, 30, 30, 0.08);
  }
  100% {
    background: transparent;
  }
}

/* ===== 移动端适配 ===== */
@media (max-width: 767px) {
  .page-privacy .privacy-heading {
    padding-top: var(--gap-lg);
  }

  .page-privacy .privacy-hero-media img {
    min-height: 180px;
  }

  .page-privacy .privacy-chapter-head {
    flex-direction: column;
    gap: 12px;
  }

  .page-privacy .privacy-chapter-num {
    padding: 10px 12px;
    font-size: 1.6rem;
  }

  .page-privacy .privacy-card {
    padding: 20px;
  }
}

/* ===== 平板与桌面 ===== */
@media (min-width: 768px) {
  .page-privacy .privacy-card-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .privacy-card-wide {
    grid-column: span 2;
  }

  .page-privacy .privacy-security-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .privacy-rights-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .privacy-cookie-row {
    grid-template-columns: 140px 1fr 90px;
    align-items: center;
  }

  .page-privacy .cookie-opt {
    text-align: right;
  }
}

@media (min-width: 992px) {
  .page-privacy .privacy-heading {
    padding: calc(var(--gap-lg) + 40px) 0 var(--gap-lg);
  }

  .page-privacy .privacy-hero {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: var(--gap-lg);
  }

  .page-privacy .privacy-hero h1 {
    margin-bottom: 20px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 260px 1fr;
    align-items: start;
    gap: calc(var(--gap-lg) + 16px);
  }

  .page-privacy .privacy-toc-inner {
    position: sticky;
    top: calc(var(--header-total) + 24px);
  }

  .page-privacy .privacy-cookie-row {
    grid-template-columns: 160px 1fr 100px;
    padding: 20px 24px;
  }
}

@media (max-width: 991px) {
  .page-privacy .privacy-toc {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--privacy-line);
    border-left: none;
    border-radius: 0;
    padding: 0 0 var(--gap-sm);
  }

  .page-privacy .privacy-toc-label {
    display: none;
  }

  .page-privacy .privacy-toc-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  .page-privacy .privacy-toc-list li {
    border: none;
  }

  .page-privacy .privacy-toc-list li + li {
    border-top: none;
  }

  .page-privacy .privacy-toc-list a {
    border: 1px solid var(--privacy-line);
    border-radius: 999px;
    padding: 7px 14px;
    font-size: 0.82rem;
    gap: 6px;
    background: #ffffff;
  }

  .page-privacy .privacy-toc-list a span {
    font-size: 0.75rem;
    width: auto;
  }

  .page-privacy .privacy-toc-note {
    display: none;
  }
}