/* ===== 数据与隐私页 ===== */
.page-privacy {
  background: var(--ns-off-white);
}

.page-privacy a {
  text-underline-offset: 3px;
}

/* 面包屑 */
.page-privacy__crumb {
  background: var(--ns-white);
  border-bottom: 1px solid var(--ns-border);
  padding: 14px 0;
  font-family: var(--ns-font-body);
  font-size: 14px;
  color: var(--ns-gray);
}
.page-privacy__crumb a {
  color: var(--ns-deep-blue);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.25s ease;
}
.page-privacy__crumb a:hover,
.page-privacy__crumb a:focus {
  color: var(--ns-orange);
}
.page-privacy__crumb [aria-current="page"] {
  font-weight: 700;
  color: var(--ns-ink);
}
.page-privacy__crumb .breadcrumb__sep {
  margin: 0 8px;
  color: var(--ns-border);
}

/* 页头 */
.page-privacy__hero {
  background:
    radial-gradient(circle at 88% 22%, rgba(122, 77, 255, 0.25), transparent 34%),
    linear-gradient(135deg, #0A1B3D 0%, #0E2C55 46%, #0A1B3D 100%);
  border-bottom: 4px solid var(--ns-orange);
  position: relative;
  overflow: hidden;
  padding-top: 44px;
  padding-bottom: 56px;
}
.page-privacy__hero::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -140px;
  width: 330px;
  height: 330px;
  border: 46px solid rgba(0, 229, 255, 0.12);
  border-radius: 50%;
  pointer-events: none;
}
.page-privacy__hero .page-hero__meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ns-electric);
  font-family: var(--ns-font-data);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 18px;
  border: 1px solid rgba(0, 229, 255, 0.3);
  background: rgba(0, 229, 255, 0.08);
  padding: 6px 12px;
  border-radius: 999px;
}
.page-privacy__hero .page-hero__title {
  max-width: 780px;
  font-size: clamp(34px, 6vw, 54px);
  line-height: 1.12;
  margin: 0 0 18px;
  letter-spacing: 0.02em;
}
.page-privacy__hero .page-hero__lead {
  max-width: 640px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
  margin: 0;
}

/* 文档主布局 */
.page-privacy__layout {
  padding-top: 32px;
  padding-bottom: 72px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}
@media (min-width: 960px) {
  .page-privacy__layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 36px;
    padding-top: 40px;
    padding-bottom: 88px;
  }
}

/* 左侧目录 */
.page-privacy__index {
  background: var(--ns-white);
  border: 1px solid var(--ns-border);
  border-radius: 14px;
  padding: 20px 18px;
  box-shadow: var(--ns-shadow-sm);
}
@media (min-width: 960px) {
  .page-privacy__index {
    position: sticky;
    top: calc(var(--ns-header-h) + 14px);
  }
}
.page-privacy__index-label {
  margin: 0 0 12px;
  font-family: var(--ns-font-data);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ns-orange);
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-privacy__index-label::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--ns-electric);
  display: inline-block;
}
.page-privacy__index-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
  border-radius: 8px;
}
.page-privacy__index-list li {
  margin: 0;
  flex: 0 0 auto;
}
.page-privacy__index-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 8px;
  color: var(--ns-ink);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  background: var(--ns-off-white);
  border: 1px solid transparent;
  transition: border-color 0.25s ease, color 0.25s ease, background 0.25s ease;
}
.page-privacy__index-list a:hover,
.page-privacy__index-list a:focus {
  color: var(--ns-orange);
  border-color: rgba(255, 107, 0, 0.35);
}
.page-privacy__index-list a.is-current {
  color: var(--ns-orange);
  border-color: rgba(255, 107, 0, 0.4);
  background: rgba(255, 107, 0, 0.08);
}
.page-privacy__index-list span {
  font-family: var(--ns-font-data);
  font-size: 13px;
  color: var(--ns-orange);
  min-width: 24px;
}
@media (min-width: 960px) {
  .page-privacy__index-list {
    display: block;
    overflow: visible;
    margin: 0 0 20px;
  }
  .page-privacy__index-list li {
    margin-bottom: 4px;
  }
  .page-privacy__index-list a {
    background: transparent;
    border-color: transparent;
    white-space: normal;
  }
}
.page-privacy__contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--ns-deep-blue);
  color: #fff;
  padding: 14px 16px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  gap: 12px;
  transition: background 0.25s ease, transform 0.25s ease;
}
.page-privacy__contact-card:hover,
.page-privacy__contact-card:focus {
  background: var(--ns-orange);
  transform: translateY(-2px);
}
.page-privacy__contact-card span:last-child {
  color: var(--ns-electric);
  font-size: 20px;
  transition: transform 0.25s ease;
}
.page-privacy__contact-card:hover span:last-child {
  transform: translateX(4px);
}

/* 政策条款卡片 */
.page-privacy__doc {
  min-width: 0;
}
.page-privacy__clause {
  background: var(--ns-white);
  border: 1px solid var(--ns-border);
  border-radius: 14px;
  padding: 26px 20px;
  margin-bottom: 16px;
  box-shadow: var(--ns-shadow-sm);
  scroll-margin-top: calc(var(--ns-header-h) + 18px);
}
.page-privacy__clause:target {
  box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.22), var(--ns-shadow-sm);
}
@media (min-width: 768px) {
  .page-privacy__clause {
    padding: 38px 42px;
    margin-bottom: 22px;
  }
}
.page-privacy__clause-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--ns-border);
  padding-bottom: 18px;
}
.page-privacy__clause-num {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ns-orange);
  color: #fff;
  font-family: var(--ns-font-data);
  font-size: 17px;
  font-weight: 700;
  box-shadow: 0 6px 16px rgba(255, 107, 0, 0.3);
}
.page-privacy__clause-head h2 {
  margin: 0;
  font-family: var(--ns-font-heading);
  font-size: 26px;
  color: var(--ns-deep-blue);
  letter-spacing: 0.02em;
  line-height: 1.2;
}
@media (min-width: 768px) {
  .page-privacy__clause-num {
    width: 50px;
    height: 50px;
    font-size: 20px;
  }
  .page-privacy__clause-head h2 {
    font-size: 34px;
  }
}

/* 条款正文 */
.page-privacy__clause-body {
  font-family: var(--ns-font-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ns-ink);
  overflow-wrap: break-word;
}
.page-privacy__clause-body p {
  margin: 0 0 18px;
}
.page-privacy__clause-body p:last-child {
  margin-bottom: 0;
}
.page-privacy__clause-body strong {
  color: var(--ns-deep-blue);
  font-weight: 700;
}
.page-privacy__clause-body a {
  color: var(--ns-deep-blue);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(10, 27, 61, 0.35);
  transition: color 0.25s ease, text-decoration-color 0.25s ease;
}
.page-privacy__clause-body a:hover,
.page-privacy__clause-body a:focus {
  color: var(--ns-orange);
  text-decoration-color: var(--ns-orange);
}

/* 引言双栏 */
.page-privacy__clause-grid--intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}
.page-privacy__intro-figure {
  margin: 0;
  position: relative;
}
.page-privacy__intro-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: var(--ns-shadow-md);
}
.page-privacy__intro-figure figcaption {
  position: absolute;
  left: 12px;
  bottom: 12px;
  background: rgba(10, 27, 61, 0.82);
  color: #fff;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.4);
}
@media (min-width: 768px) {
  .page-privacy__clause-grid--intro {
    grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr);
    gap: 28px;
    align-items: center;
  }
}

/* 收集信息列表 */
.page-privacy__info-list {
  margin: 0 0 22px;
  padding: 0;
}
.page-privacy__info-item {
  border-left: 3px solid var(--ns-orange);
  background: var(--ns-off-white);
  border-radius: 0 10px 10px 0;
  padding: 16px 18px;
  margin-bottom: 10px;
}
.page-privacy__info-item dt {
  font-weight: 700;
  font-size: 17px;
  color: var(--ns-deep-blue);
  margin-bottom: 6px;
}
.page-privacy__info-item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ns-gray);
}

/* 条款功能列表 */
.page-privacy__use-list,
.page-privacy__share-list,
.page-privacy__storage-list,
.page-privacy__rights-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
}
.page-privacy__use-list li,
.page-privacy__share-list li,
.page-privacy__storage-list li,
.page-privacy__rights-list li {
  position: relative;
  padding: 13px 16px 13px 30px;
  background: var(--ns-off-white);
  border-radius: 8px;
  margin-bottom: 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ns-gray);
  transition: background 0.25s ease;
}
.page-privacy__use-list li:hover,
.page-privacy__share-list li:hover,
.page-privacy__storage-list li:hover,
.page-privacy__rights-list li:hover {
  background: rgba(0, 229, 255, 0.06);
}
.page-privacy__use-list li::before,
.page-privacy__share-list li::before,
.page-privacy__storage-list li::before,
.page-privacy__rights-list li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 20px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ns-electric);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.18);
}
@media (min-width: 768px) {
  .page-privacy__use-list li,
  .page-privacy__share-list li,
  .page-privacy__storage-list li,
  .page-privacy__rights-list li {
    padding: 16px 20px 16px 34px;
    font-size: 16px;
  }
}

/* 数据保留期限高亮 */
.page-privacy__rail {
  font-family: var(--ns-font-data);
  color: var(--ns-orange);
  font-weight: 700;
  font-size: 15px;
}

/* 提示条 */
.page-privacy__note {
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.3);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ns-deep-blue);
}
@media (min-width: 768px) {
  .page-privacy__note {
    font-size: 15px;
    padding: 14px 18px;
  }
}

/* 术语悬停解释 */
.page-privacy__term {
  position: relative;
  display: inline-block;
  border-bottom: 1px dashed var(--ns-orange);
  color: var(--ns-deep-blue);
  font-weight: 700;
  cursor: help;
  padding-bottom: 1px;
}
.page-privacy__term-tip {
  display: none;
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  z-index: 30;
  width: max-content;
  max-width: min(240px, 60vw);
  background: var(--ns-deep-blue);
  color: var(--ns-white);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.7;
  padding: 10px 14px;
  border-radius: 8px;
  box-shadow: var(--ns-shadow-md);
  pointer-events: none;
  border: 1px solid rgba(0, 229, 255, 0.35);
}
.page-privacy__term:hover .page-privacy__term-tip,
.page-privacy__term:focus .page-privacy__term-tip {
  display: block;
  animation: pagePrivacyTipIn 0.2s ease;
}
@keyframes pagePrivacyTipIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 政策更新印章 */
.page-privacy__update-stamp {
  background: linear-gradient(135deg, var(--ns-deep-blue) 0%, #0E2C55 100%);
  color: #fff;
  border-radius: 8px;
  padding: 16px 20px;
  font-family: var(--ns-font-data);
  font-size: 15px;
  font-weight: 700;
  margin: 8px 0 0;
  border-left: 4px solid var(--ns-electric);
  box-shadow: var(--ns-shadow-sm);
}

/* 结尾行动区 */
.page-privacy__outro {
  margin-top: 8px;
  background: var(--ns-deep-blue);
  border-radius: 14px;
  padding: 28px 24px;
  color: rgba(255, 255, 255, 0.86);
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: flex-start;
  position: relative;
  overflow: hidden;
}
.page-privacy__outro::before {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 180px;
  height: 180px;
  border: 28px solid rgba(0, 229, 255, 0.18);
  border-radius: 50%;
  pointer-events: none;
}
.page-privacy__outro p {
  margin: 0;
  max-width: 560px;
  line-height: 1.8;
  font-size: 15px;
}
.page-privacy__outro .btn {
  font-family: var(--ns-font-body);
}

/* 联系邮箱高亮 */
.page-privacy__mail {
  font-family: var(--ns-font-data);
  color: var(--ns-orange);
  font-weight: 700;
}