/* ===== 数据与隐私页 ===== */
.page-privacy {
  --privacy-hero-bg: linear-gradient(135deg, #0a0e1a 0%, #101b2d 55%, #16233a 100%);
  --privacy-num-size: clamp(3rem, 8vw, 6.5rem);
  --privacy-title-size: clamp(2.4rem, 5vw, 4.6rem);
  --privacy-icon-color: #00c8ff;
  background: var(--bg-deep);
}

/* Hero 首屏 */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: 40px 0 56px;
  background: var(--privacy-hero-bg);
  border-bottom: 1px solid var(--color-border);
}
.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -140px;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle, rgba(0, 200, 255, 0.14), transparent 65%);
  pointer-events: none;
}
.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 50%, transparent 100%);
  opacity: 0.6;
  pointer-events: none;
}
.page-privacy .privacy-hero .breadcrumbs {
  margin-bottom: 28px;
}
.page-privacy .privacy-hero .breadcrumbs a {
  color: var(--color-text-dim);
}
.page-privacy .privacy-hero .breadcrumbs a:hover {
  color: var(--color-primary);
}
.page-privacy .privacy-hero .breadcrumbs [aria-current="page"] {
  color: var(--color-text);
}
.page-privacy .privacy-eyebrow {
  margin: 0 0 14px;
  color: var(--color-accent);
  font-size: 13px;
  letter-spacing: 0.1em;
}
.page-privacy .privacy-hero-row {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.page-privacy .privacy-title {
  margin: 0;
  font-size: var(--privacy-title-size);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--color-text);
  max-width: 10em;
}
.page-privacy .privacy-lead {
  margin: 20px 0 0;
  max-width: 36em;
  color: var(--color-text-dim);
  font-size: 18px;
  line-height: 1.7;
}
.page-privacy .privacy-hero-side {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-privacy .privacy-hero-side .mono {
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: rgba(16, 27, 45, 0.7);
  color: var(--color-text-dim);
  font-size: 13px;
}

/* 顶部视觉图 */
.page-privacy .privacy-visual {
  padding: 32px 0 0;
}
.page-privacy .privacy-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1920 / 400;
  object-fit: cover;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

/* 目录 */
.page-privacy .privacy-toc {
  padding: 28px 0 4px;
}
.page-privacy .privacy-toc-inner {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px;
  background: var(--bg-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.page-privacy .privacy-toc-note {
  color: var(--color-text-dim);
  font-size: 12px;
  letter-spacing: 0.12em;
  white-space: nowrap;
}
.page-privacy .privacy-toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.page-privacy .privacy-toc-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--color-text);
  font-size: 15px;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.page-privacy .privacy-toc-link:hover,
.page-privacy .privacy-toc-link:focus-visible {
  border-color: rgba(0, 200, 255, 0.5);
  background: rgba(0, 200, 255, 0.08);
  color: var(--color-primary);
}
.page-privacy .privacy-toc-link .mono {
  color: var(--color-accent);
  font-size: 12px;
}

/* 文章主体 */
.page-privacy .privacy-article {
  padding: 10px 0 56px;
}
.page-privacy .privacy-section {
  padding: 48px 0;
  scroll-margin-top: calc(var(--header-h) + 12px);
}
.page-privacy .privacy-section + .privacy-section {
  border-top: 1px solid var(--color-border);
}

/* 窄栏注释 */
.page-privacy .privacy-aside {
  margin-bottom: 22px;
}
.page-privacy .privacy-num {
  display: block;
  margin-bottom: 14px;
  font-size: var(--privacy-num-size);
  line-height: 1;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 200, 255, 0.32);
}
.page-privacy .privacy-aside-title {
  margin: 0 0 6px;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.page-privacy .privacy-aside-desc {
  margin: 0;
  max-width: 18em;
  color: var(--color-text-dim);
  font-size: 14px;
  line-height: 1.6;
}

/* 正文区 */
.page-privacy .privacy-body h2 {
  margin: 0 0 12px;
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.page-privacy .privacy-body-lead {
  margin: 0 0 28px;
  max-width: 42em;
  color: var(--color-text-dim);
  font-size: 17px;
  line-height: 1.7;
}

/* 信息收集卡片 */
.page-privacy .privacy-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-privacy .privacy-item {
  padding: 20px;
  background: var(--bg-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.page-privacy .privacy-item:hover {
  border-color: rgba(0, 200, 255, 0.5);
  box-shadow: var(--shadow-glow);
}
.page-privacy .privacy-item-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
  border-radius: 10px;
  background: rgba(0, 200, 255, 0.12);
  color: var(--privacy-icon-color);
}
.page-privacy .privacy-item-icon svg {
  width: 20px;
  height: 20px;
}
.page-privacy .privacy-item h3 {
  margin: 0 0 6px;
  font-size: 17px;
  color: var(--color-text);
}
.page-privacy .privacy-item p {
  margin: 0;
  color: var(--color-text-dim);
  font-size: 15px;
  line-height: 1.65;
}

/* 数据使用列表 */
.page-privacy .privacy-use-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-privacy .privacy-use-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px;
  background: var(--bg-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.page-privacy .privacy-use-index {
  flex-shrink: 0;
  font-size: 20px;
  line-height: 1.2;
  color: var(--color-warm);
}
.page-privacy .privacy-use-item h3 {
  margin: 0 0 6px;
  font-size: 17px;
  color: var(--color-text);
}
.page-privacy .privacy-use-item p {
  margin: 0;
  color: var(--color-text-dim);
  font-size: 15px;
  line-height: 1.65;
}

/* 规模数据带 */
.page-privacy .privacy-scale {
  margin-top: 26px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(16, 27, 45, 0.9), rgba(22, 35, 58, 0.9));
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.page-privacy .privacy-scale-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.page-privacy .privacy-scale-head > .mono {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  white-space: nowrap;
}
.page-privacy .privacy-scale-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--color-border), transparent);
}
.page-privacy .privacy-scale-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.page-privacy .privacy-scale-item {
  display: flex;
  flex-direction: column;
}
.page-privacy .privacy-scale-num {
  font-family: var(--font-data);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}
.page-privacy .privacy-scale-label {
  margin-top: 4px;
  font-size: 13px;
  color: var(--color-text-dim);
}

/* 安全网格 */
.page-privacy .privacy-security-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-privacy .privacy-security-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  background: var(--bg-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.page-privacy .privacy-security-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(0, 200, 255, 0.1);
  color: var(--color-primary);
}
.page-privacy .privacy-security-icon svg {
  width: 20px;
  height: 20px;
}
.page-privacy .privacy-security-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--color-text);
}
.page-privacy .privacy-security-item p {
  margin: 0;
  color: var(--color-text-dim);
  font-size: 15px;
  line-height: 1.65;
}

/* 信任引语 */
.page-privacy .privacy-quote {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin: 24px 0 0;
  padding: 18px 20px;
  border-left: 3px solid var(--color-warm);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 122, 0, 0.05);
}
.page-privacy .privacy-quote-icon {
  display: inline-flex;
  flex-shrink: 0;
  color: var(--color-warm);
}
.page-privacy .privacy-quote-icon svg {
  width: 22px;
  height: 22px;
}
.page-privacy .privacy-quote-text {
  margin: 0;
  color: var(--color-text);
  font-size: 15px;
  line-height: 1.7;
}

/* 用户权利列表 */
.page-privacy .privacy-rights-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-privacy .privacy-rights-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px;
  background: var(--bg-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}
.page-privacy .privacy-rights-item:hover {
  border-color: rgba(0, 255, 159, 0.4);
}
.page-privacy .privacy-rights-num {
  flex-shrink: 0;
  font-size: 18px;
  line-height: 1.4;
  color: var(--color-primary);
}
.page-privacy .privacy-rights-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--color-text);
}
.page-privacy .privacy-rights-item p {
  margin: 0;
  color: var(--color-text-dim);
  font-size: 15px;
  line-height: 1.65;
}

/* 注释块 */
.page-privacy .privacy-note {
  margin: 22px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(0, 255, 159, 0.05);
  color: var(--color-text-dim);
  font-size: 14px;
  line-height: 1.65;
}

/* 联系方式卡片 */
.page-privacy .privacy-contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-privacy .privacy-contact-card {
  padding: 20px;
  background: var(--bg-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.page-privacy .privacy-contact-label {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}
.page-privacy .privacy-contact-value {
  margin: 0;
  color: var(--color-text);
  font-size: 17px;
  line-height: 1.5;
  word-break: break-word;
}

/* 延伸阅读 */
.page-privacy .privacy-related {
  padding: 40px 0 72px;
}
.page-privacy .privacy-related-inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  background: var(--bg-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.page-privacy .privacy-related-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--color-text-dim);
}
.page-privacy .privacy-related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-privacy .privacy-related-link {
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.page-privacy .privacy-related-link:hover,
.page-privacy .privacy-related-link:focus-visible {
  border-color: var(--color-primary);
  background: rgba(0, 200, 255, 0.06);
  color: var(--color-primary);
}

/* 返回顶部 */
.page-privacy .privacy-back-top {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 50;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 50px;
  height: 50px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: rgba(16, 27, 45, 0.92);
  color: var(--color-text-dim);
  font-size: 10px;
  text-decoration: none;
  backdrop-filter: blur(6px);
  transition: color 0.2s, border-color 0.2s;
}
.page-privacy .privacy-back-top svg {
  width: 16px;
  height: 16px;
}
.page-privacy .privacy-back-top:hover,
.page-privacy .privacy-back-top:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* 桌面端以上 */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 56px 0 64px;
  }
  .page-privacy .privacy-hero-row {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
  .page-privacy .privacy-hero-main {
    max-width: 720px;
  }
  .page-privacy .privacy-hero-side {
    margin-bottom: 8px;
  }
  .page-privacy .privacy-toc-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .page-privacy .privacy-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-privacy .privacy-scale-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-privacy .privacy-contact-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-privacy .privacy-aside {
    margin-bottom: 0;
  }
}