/* SEO sub-pages — 与 style.css / ms-rainbow 全站字体色一致 */
:root {
  --ms-seo-header-offset: 88px;
  --ms-seo-hero-h: clamp(220px, 42vw, 420px);
}

/* 子页顶栏（docs/faq/news 等）：缩小 Logo 与内边距，避免遮挡标题与顶部介绍 */
body.ms-rainbow .header-area:has(.seo-sub-nav) {
  padding: 12px 0;
  z-index: 500;
}

body.ms-rainbow .header-area:has(.seo-sub-nav) .header-logo img {
  width: 56px;
  height: 56px;
  max-width: 56px;
}

.seo-page {
  min-height: 60vh;
  /* 无 :has() 时顶栏仍可能较高，用 max 保证标题与介绍不被遮挡 */
  padding: max(calc(var(--ms-seo-header-offset) + 28px), 200px) 0 80px;
  color: #26233b;
}

.seo-page .seo-breadcrumb,
.seo-page h1,
.seo-page h2,
.seo-page h3 {
  scroll-margin-top: calc(var(--ms-seo-header-offset) + 20px);
}

.seo-page .container {
  max-width: 860px;
}

body.ms-rainbow .seo-page .container {
  background: var(--ms-glass, rgba(255, 255, 255, 0.88));
  border-radius: 16px;
  padding: 32px 28px 40px;
  box-shadow: 0 8px 32px rgba(38, 35, 59, 0.06);
  border: 1px solid rgba(91, 97, 223, 0.1);
}

/* 分类子页：顶部 Hero 带对齐首页 home.jpg 暖粉白，内容区叠在渐变上 */
body.ms-rainbow:not(:has(.landing-bgimg)) .seo-page {
  position: relative;
  isolation: isolate;
  padding-top: calc(var(--ms-seo-header-offset) + 8px);
  padding-bottom: 80px;
}

body.ms-rainbow:not(:has(.landing-bgimg)) .seo-page::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--ms-seo-hero-h);
  background:
    linear-gradient(180deg, rgba(253, 251, 250, 0) 42%, var(--ms-hero-fade, #fdfbfa) 88%, var(--ms-hero-fade, #fdfbfa) 100%),
    var(--ms-hero-img, url("../image/home.jpg")) center top / cover no-repeat;
  z-index: 0;
  pointer-events: none;
}

body.ms-rainbow:not(:has(.landing-bgimg)) .seo-page > .container {
  position: relative;
  z-index: 1;
  margin-top: clamp(72px, 16vw, 150px);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(242, 116, 185, 0.12);
  box-shadow: 0 8px 32px rgba(242, 116, 185, 0.08);
}

@media (max-width: 767px) {
  :root {
    --ms-seo-header-offset: 76px;
    --ms-seo-hero-h: clamp(168px, 48vw, 260px);
  }

  body.ms-rainbow:not(:has(.landing-bgimg)) .seo-page > .container {
    margin-top: clamp(40px, 12vw, 88px);
  }

  body.ms-rainbow .header-area:has(.seo-sub-nav) {
    padding: 10px 0;
  }

  body.ms-rainbow .header-area:has(.seo-sub-nav) .header-logo img {
    width: 48px;
    height: 48px;
    max-width: 48px;
  }

  body.ms-rainbow .seo-page .container {
    padding: 24px 18px 32px;
    border-radius: 12px;
  }

  .seo-page {
    padding-top: calc(var(--ms-seo-header-offset) + 20px);
  }

  body.ms-rainbow:not(:has(.landing-bgimg)) .seo-page {
    padding-top: calc(var(--ms-seo-header-offset) + 6px);
  }
}

.seo-page h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #1a1830;
  font-weight: 700;
}

.seo-page h2 {
  font-size: 1.35rem;
  margin: 2rem 0 0.75rem;
  color: #1a1830;
  font-weight: 600;
}

.seo-page h3 {
  font-size: 1.1rem;
  color: #26233b;
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.seo-page p,
.seo-page li {
  line-height: 1.8;
  color: #737373;
}

.seo-page strong {
  color: #26233b;
  font-weight: 600;
}

.seo-page a {
  color: #5b61df;
  text-decoration: none;
}

.seo-page a:hover {
  color: #8338ec;
  text-decoration: underline;
}

.seo-page ol,
.seo-page ul {
  padding-left: 1.25rem;
}

.seo-page code {
  background: rgba(91, 97, 223, 0.08);
  color: #26233b;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.92em;
}

.seo-breadcrumb {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  color: #999999;
}

.seo-breadcrumb a {
  color: #5b61df;
}

.seo-breadcrumb a:hover {
  color: #8338ec;
}

.seo-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(91, 97, 223, 0.12);
  font-size: 0.95rem;
}

.seo-nav-links a {
  color: #5b61df;
  font-weight: 500;
}

.seo-faq-item {
  margin-bottom: 1.5rem;
}

.seo-faq-item h2 {
  margin-top: 0;
}

/* 资讯公告列表 */
.seo-news-item {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(91, 97, 223, 0.12);
}

.seo-news-item:last-of-type {
  border-bottom: none;
}

.seo-news-item h2 {
  font-size: 1.25rem;
  margin: 0 0 0.5rem;
}

.seo-news-item h2 a {
  color: #1a1830;
  text-decoration: none;
  font-weight: 600;
}

.seo-news-item h2 a:hover {
  color: #5b61df;
}

.seo-news-item > p:not(.seo-news-meta) {
  color: #737373;
  margin-bottom: 0.75rem;
}

.seo-news-item > a {
  color: #5b61df;
  font-weight: 500;
  font-size: 0.95rem;
}

.seo-news-item > a:hover {
  color: #8338ec;
}

.seo-news-meta {
  font-size: 0.85rem;
  color: #999999;
  margin-bottom: 0.75rem;
}

.seo-news-meta time {
  color: #999999;
}

/* 资讯详情页 article */
.seo-page article h1 {
  font-size: 1.75rem;
  color: #1a1830;
  margin-bottom: 0.75rem;
}

.seo-page article > p:first-of-type {
  color: #737373;
}

/* 子页导航 */
.seo-sub-nav .nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.seo-sub-nav .nav a {
  color: #26233b;
  text-decoration: none;
  font-size: 0.9rem;
}

.seo-sub-nav .nav a:hover,
.seo-sub-nav .nav a[aria-current="page"] {
  color: #5b61df;
}

.seo-sub-nav .nav a[aria-current="page"] {
  font-weight: 600;
}

.seo-sub-footer {
  text-align: center;
  padding: 24px 0;
}

.seo-sub-footer a {
  color: #5b61df;
  margin: 0 8px;
}

body.ms-rainbow .land-copyright a {
  color: #5b61df;
}

body.ms-rainbow .land-copyright a:hover {
  color: #8338ec;
}

.seo-sub-nav--i18n {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  flex: 1 1 auto;
  gap: 12px;
  min-width: 0;
}

.header-area .nav-wrap:has(.seo-sub-nav--i18n) {
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
}

.header-area .nav-wrap:has(.seo-sub-nav--i18n) > .seo-lang-trigger,
.header-area .nav-wrap:has(.seo-sub-nav--i18n) > .xh-lang-trigger.seo-lang-trigger {
  flex-shrink: 0;
  margin-left: auto;
  position: relative;
  z-index: 2;
}

.seo-lang-trigger {
  flex-shrink: 0;
}

.header-area.navigation-menu .seo-lang-trigger,
.header-area.navigation-menu .xh-lang-trigger.seo-lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid rgba(91, 97, 223, 0.25);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.95);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: #1e293b;
  max-width: min(220px, 42vw);
}

.header-area.navigation-menu .seo-lang-trigger:hover {
  border-color: #5b61df;
  box-shadow: 0 2px 10px rgba(91, 97, 223, 0.15);
}

.header-area.navigation-menu .seo-lang-trigger .xh-lang-trigger-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 767px) {
  .header-area.navigation-menu .seo-lang-trigger .xh-lang-trigger-label {
    display: none;
  }
}

/* 子页分类导航：平板/手机默认收起，点击「菜单」展开 */
.seo-sub-nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-left: auto;
  padding: 8px 14px;
  border: 1px solid rgba(91, 97, 223, 0.25);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.95);
  color: #26233b;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  flex-shrink: 0;
}

.seo-sub-nav-toggle:hover {
  border-color: #5b61df;
  color: #5b61df;
}

@media (max-width: 1199px) {
  .header-area .nav-wrap:has(.seo-sub-nav--collapsible) {
    flex-wrap: wrap;
    align-items: center;
    row-gap: 8px;
  }

  .seo-sub-nav-toggle {
    display: inline-flex;
  }

  .seo-sub-nav.seo-sub-nav--collapsible:not(.is-open) {
    display: none !important;
  }

  .seo-sub-nav.seo-sub-nav--collapsible.is-open {
    display: flex !important;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    order: 10;
    margin-top: 4px;
    padding: 8px 0 4px;
    border-top: 1px solid rgba(91, 97, 223, 0.12);
  }

  .seo-sub-nav.seo-sub-nav--collapsible.is-open .nav {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .seo-sub-nav.seo-sub-nav--collapsible.is-open .nav a {
    display: block;
    padding: 10px 4px;
    border-bottom: 1px solid rgba(91, 97, 223, 0.08);
  }

  .header-area .nav-wrap:has(.seo-sub-nav--collapsible) > .xh-lang-trigger.seo-lang-trigger,
  .header-area .nav-wrap:has(.seo-sub-nav--collapsible) > .seo-lang-trigger {
    margin-left: 8px;
  }
}