/* roulang page: index */
:root {
      --primary: #1e50a2;
      --primary-dark: #123773;
      --primary-light: #e8f0fe;
      --accent: #2b6cb0;
      --text-main: #1f2937;
      --text-muted: #6b7280;
      --text-light: #9ca3af;
      --border-color: #e5e7eb;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: var(--font-stack);
      color: var(--text-main);
      background-color: var(--bg-page);
      line-height: 1.5;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.2s ease;
    }
    a:hover {
      color: var(--primary);
    }

    /* 顶部细条 */
    .top-bar {
      background-color: #0f172a;
      color: #94a3b8;
      font-size: 12px;
      padding: 6px 0;
      border-bottom: 1px solid #1e293b;
    }
    .top-bar-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 顶栏主导航 */
    .site-header {
      background-color: #ffffff;
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-main {
      max-width: 1200px;
      margin: 0 auto;
      padding: 16px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-icon {
      width: 36px;
      height: 36px;
      background: var(--primary);
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: bold;
      font-size: 20px;
    }
    .brand-text-group {
      display: flex;
      flex-direction: column;
    }
    .brand-name {
      font-size: 22px;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #0f172a;
      line-height: 1.1;
    }
    .brand-sub {
      font-size: 11px;
      color: var(--text-muted);
      letter-spacing: 0.5px;
    }
    .search-box {
      display: flex;
      align-items: center;
      background: #f1f5f9;
      border: 1px solid #e2e8f0;
      border-radius: 4px;
      padding: 6px 12px;
      width: 320px;
      transition: all 0.2s ease;
    }
    .search-box:focus-within {
      background: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 0 0 2px rgba(30, 80, 162, 0.1);
    }
    .search-box input {
      border: none;
      background: transparent;
      outline: none;
      font-size: 13px;
      width: 100%;
      color: var(--text-main);
    }
    .search-box svg {
      width: 16px;
      height: 16px;
      fill: var(--text-light);
      margin-right: 8px;
    }
    .nav-bar {
      border-top: 1px solid #f1f5f9;
      background: #ffffff;
    }
    .nav-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .nav-list {
      display: flex;
      list-style: none;
      gap: 24px;
    }
    .nav-list li a {
      display: block;
      padding: 14px 4px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-main);
      position: relative;
    }
    .nav-list li a.active {
      color: var(--primary);
      font-weight: 600;
    }
    .nav-list li a.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary);
    }
    .nav-right-link {
      font-size: 13px;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 4px;
    }

    /* 主体容器 */
    .page-container {
      max-width: 1200px;
      margin: 24px auto;
      padding: 0 20px;
    }

    /* 顶部资讯中心栏目头 */
    .portal-banner {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 24px 28px;
      margin-bottom: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }
    .portal-lead {
      display: flex;
      align-items: baseline;
      gap: 16px;
    }
    .badge-desk {
      background: #0f172a;
      color: #ffffff;
      font-size: 12px;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: 3px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    h1.portal-title {
      font-size: 24px;
      font-weight: 800;
      color: #0f172a;
      letter-spacing: -0.5px;
    }
    .portal-subtitle {
      font-size: 13px;
      color: var(--text-muted);
    }
    .portal-categories {
      display: grid;
      grid-template-columns: repeat(3, minmax(140px, 1fr)) auto;
      gap: 12px;
      width: 100%;
      border-top: 1px solid #f1f5f9;
      padding-top: 20px;
      margin-top: 8px;
    }
    .cat-btn-card {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: 4px;
      padding: 12px 14px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.2s ease;
    }
    .cat-btn-card:hover {
      border-color: var(--primary);
      background: #ffffff;
      box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    }
    .cat-card-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 6px;
    }
    .cat-num {
      font-size: 11px;
      font-weight: bold;
      color: var(--text-light);
    }
    .cat-arrow {
      font-size: 12px;
      color: var(--text-light);
    }
    .cat-name {
      font-size: 14px;
      font-weight: 700;
      color: #0f172a;
    }
    .cat-desc {
      font-size: 11px;
      color: var(--text-muted);
      margin-top: 2px;
    }
    .cat-all-btn {
      background: var(--primary);
      color: #ffffff !important;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      border-radius: 4px;
      font-size: 13px;
      font-weight: 600;
      padding: 0 20px;
      transition: background 0.2s;
    }
    .cat-all-btn:hover {
      background: var(--primary-dark);
    }

    /* 双列大板块 */
    .two-column-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      margin-bottom: 32px;
    }
    .column-panel {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 24px;
      display: flex;
      flex-direction: column;
    }
    .column-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      margin-bottom: 16px;
      padding-bottom: 12px;
      border-bottom: 2px solid #0f172a;
    }
    .column-title-group h2 {
      font-size: 18px;
      font-weight: 800;
      color: #0f172a;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .column-title-group h2::before {
      content: "";
      width: 4px;
      height: 18px;
      background: var(--primary);
      display: inline-block;
      border-radius: 1px;
    }
    .column-tagline {
      font-size: 12px;
      color: var(--text-muted);
      margin-top: 4px;
    }
    .column-link {
      font-size: 13px;
      color: var(--text-light);
    }

    /* 焦点图新闻卡片 (还原参考图深色卡片) */
    .hero-spot-card {
      position: relative;
      height: 220px;
      border-radius: 4px;
      overflow: hidden;
      margin-bottom: 20px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 20px;
      background-size: cover;
      background-position: center;
      box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    }
    .hero-spot-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15,23,42,0.2) 0%, rgba(15,23,42,0.85) 80%);
      z-index: 1;
    }
    .hero-spot-content {
      position: relative;
      z-index: 2;
      color: #ffffff;
    }
    .hero-spot-title {
      font-size: 18px;
      font-weight: 700;
      line-height: 1.4;
      color: #ffffff;
      margin-bottom: 12px;
      text-shadow: 0 2px 4px rgba(0,0,0,0.4);
    }
    .hero-controls {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 11px;
      color: #cbd5e1;
      opacity: 0.85;
    }
    .ctrl-pill {
      border: 1px solid rgba(255,255,255,0.4);
      padding: 1px 6px;
      border-radius: 10px;
      font-size: 10px;
    }

    /* 列表条目 */
    .feed-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .feed-item {
      padding: 12px 0;
      border-bottom: 1px solid #f1f5f9;
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    .feed-item:last-child {
      border-bottom: none;
    }
    .feed-item-title {
      font-size: 14px;
      font-weight: 500;
      color: #1e293b;
      line-height: 1.4;
      display: block;
    }
    .feed-item-title:hover {
      color: var(--primary);
    }
    .feed-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--text-light);
    }
    .feed-more-wrap {
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px solid #f1f5f9;
      text-align: right;
    }
    .more-inline-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 行业要闻横向网格板块 (对应参考图4/5的要闻列表区) */
    .news-desk-section {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 24px;
      margin-bottom: 32px;
    }
    .section-headline-bar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 20px;
      padding-bottom: 12px;
      border-bottom: 1px solid #f1f5f9;
    }
    .section-title {
      font-size: 18px;
      font-weight: 800;
      color: #0f172a;
    }
    .news-grid-columns {
      display: grid;
      grid-template-columns: 1fr 1fr;
      column-gap: 36px;
      row-gap: 12px;
    }
    .news-bullet-item {
      display: flex;
      align-items: baseline;
      justify-content: space-between;
      gap: 12px;
      padding: 8px 0;
      border-bottom: 1px dashed #e2e8f0;
      font-size: 13px;
    }
    .news-bullet-left {
      display: flex;
      align-items: baseline;
      gap: 8px;
      overflow: hidden;
    }
    .news-bullet-num {
      font-size: 12px;
      font-weight: bold;
      color: var(--primary);
    }
    .news-bullet-text {
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      font-weight: 500;
      color: #334155;
    }
    .news-bullet-date {
      font-size: 12px;
      color: var(--text-light);
      white-space: nowrap;
    }

    /* 业务矩阵与风控说明 */
    .features-card-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 32px;
    }
    .info-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 20px;
    }
    .info-card h3 {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .info-card h3::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--primary);
    }
    .info-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 常见问题问答 */
    .faq-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 28px;
      margin-bottom: 32px;
    }
    .faq-title {
      font-size: 18px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 16px;
    }
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .faq-item {
      background: #f8fafc;
      border: 1px solid #edf2f7;
      border-radius: 4px;
      padding: 16px;
    }
    .faq-q {
      font-size: 14px;
      font-weight: 700;
      color: #1e293b;
      margin-bottom: 6px;
    }
    .faq-a {
      font-size: 13px;
      color: #64748b;
      line-height: 1.5;
    }

    /* 页脚 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      border-top: 1px solid #1e293b;
      padding: 40px 0 24px;
      margin-top: 40px;
    }
    .footer-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 30px;
    }
    .footer-brand h4 {
      font-size: 20px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
    }
    .footer-brand p {
      font-size: 13px;
      line-height: 1.6;
      color: #94a3b8;
      max-width: 380px;
    }
    .footer-links h5 {
      font-size: 14px;
      font-weight: 600;
      color: #ffffff;
      margin-bottom: 14px;
    }
    .footer-links ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .footer-links a {
      font-size: 13px;
      color: #94a3b8;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px 20px 0;
      border-top: 1px solid #1e293b;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: #64748b;
    }

    /* 移动端响应式 */
    @media (max-width: 1024px) {
      .two-column-layout {
        grid-template-columns: 1fr;
      }
      .portal-categories {
        grid-template-columns: repeat(2, 1fr);
      }
      .features-card-grid {
        grid-template-columns: 1fr;
      }
      .news-grid-columns {
        grid-template-columns: 1fr;
      }
    }
    @media (max-width: 768px) {
      .header-main {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
      }
      .search-box {
        width: 100%;
      }
      .nav-list {
        gap: 16px;
        overflow-x: auto;
        white-space: nowrap;
        padding-bottom: 8px;
      }
      .portal-lead {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
      .portal-categories {
        grid-template-columns: 1fr;
      }
      .faq-grid {
        grid-template-columns: 1fr;
      }
      .footer-inner {
        grid-template-columns: 1fr;
        gap: 24px;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
      }
    }

/* roulang page: article */
:root {
  --primary: #1e50a2;
  --primary-dark: #123773;
  --primary-light: #e8f0fe;
  --accent: #2b6cb0;
  --text-main: #1f2937;
  --text-muted: #6b7280;
  --text-light: #9ca3af;
  --border-color: #e5e7eb;
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: var(--font-stack);
  color: var(--text-main);
  background-color: var(--bg-page);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}
a:hover {
  color: var(--primary);
}
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: bold;
  font-size: 20px;
}
.brand-text-group {
  display: flex;
  flex-direction: column;
}
.brand-name {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #0f172a;
  line-height: 1.1;
}
.brand-sub {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}
.search-box {
  display: flex;
  align-items: center;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 4px;
  padding: 6px 12px;
  width: 320px;
  transition: all 0.2s ease;
}
.search-box:focus-within {
  background: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(30, 80, 162, 0.1);
}
.search-box input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 13px;
  width: 100%;
  color: var(--text-main);
}
.search-box svg {
  width: 16px;
  height: 16px;
  fill: var(--text-light);
  margin-right: 8px;
  flex-shrink: 0;
}
.nav-bar {
  border-top: 1px solid #f1f5f9;
  background: #ffffff;
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-list {
  display: flex;
  list-style: none;
  gap: 24px;
}
.nav-list li a {
  display: block;
  padding: 14px 4px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-main);
  position: relative;
}
.nav-list li a.active {
  color: var(--primary);
  font-weight: 600;
}
.nav-list li a.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
}
.nav-right-link {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.page-container {
  max-width: 1200px;
  margin: 24px auto 48px;
  padding: 0 20px;
}
.breadcrumb-trail {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.breadcrumb-trail a:hover {
  color: var(--primary);
}
.article-grid-layout {
  display: grid;
  grid-template-columns: 820px 1fr;
  gap: 28px;
  align-items: start;
}
.article-main-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 36px 40px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.02);
}
.article-meta-lead {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.badge-category {
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 3px;
}
.article-meta-time {
  font-size: 13px;
  color: var(--text-light);
}
h1.article-headline {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.35;
  color: #0f172a;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}
.article-summary-box {
  background: #f8fafc;
  border-left: 4px solid var(--primary);
  padding: 16px 20px;
  border-radius: 0 4px 4px 0;
  margin-bottom: 28px;
  font-size: 14px;
  line-height: 1.7;
  color: #475569;
}
.article-cover-slot {
  width: 100%;
  height: 380px;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 32px;
  background: #0f172a;
}
.article-cover-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.rich-article-content {
  font-size: 16px;
  line-height: 1.85;
  color: #334155;
}
.rich-article-content p {
  margin-bottom: 20px;
}
.rich-article-content h2 {
  font-size: 20px;
  font-weight: 700;
  color: #0f172a;
  margin: 32px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}
.rich-article-content h3 {
  font-size: 17px;
  font-weight: 600;
  color: #1e293b;
  margin: 24px 0 12px;
}
.rich-article-content ul, .rich-article-content ol {
  padding-left: 24px;
  margin-bottom: 20px;
}
.rich-article-content li {
  margin-bottom: 8px;
}
.rich-article-content blockquote {
  border-left: 4px solid #cbd5e1;
  padding-left: 16px;
  margin: 20px 0;
  color: #64748b;
  font-style: italic;
}
.rich-article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  margin: 20px 0;
}
.article-empty-wrap {
  padding: 60px 20px;
  text-align: center;
}
.article-empty-title {
  font-size: 20px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 12px;
}
.article-empty-desc {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.btn-back-home {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #ffffff;
  padding: 10px 24px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
}
.btn-back-home:hover {
  background: var(--primary-dark);
  color: #ffffff;
}
.article-footer-tags {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tag-pill {
  font-size: 12px;
  background: #f1f5f9;
  color: #475569;
  padding: 4px 12px;
  border-radius: 20px;
}
.share-action-group {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}
.side-rail {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.side-widget {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 20px;
}
.widget-head {
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 2px solid #0f172a;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.widget-head h3 {
  font-size: 16px;
  font-weight: 800;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 8px;
}
.widget-head h3::before {
  content: "";
  width: 4px;
  height: 16px;
  background: var(--primary);
  display: inline-block;
}
.widget-head a {
  font-size: 12px;
  color: var(--text-light);
}
.side-promo-card {
  position: relative;
  height: 160px;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 16px;
}
.side-promo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.65);
}
.side-promo-text {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 14px;
  color: #ffffff;
}
.side-promo-text h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}
.side-promo-text p {
  font-size: 11px;
  color: #cbd5e1;
}
.side-rec-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.side-rec-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-bottom: 1px dashed #f1f5f9;
  padding-bottom: 12px;
}
.side-rec-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.side-rec-title {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.45;
  color: #1e293b;
}
.side-rec-title:hover {
  color: var(--primary);
}
.side-rec-meta {
  font-size: 11px;
  color: var(--text-light);
}
.risk-callout-box {
  background: #fffbeb;
  border: 1px solid #fef3c7;
  border-radius: 4px;
  padding: 16px;
  font-size: 12px;
  line-height: 1.6;
  color: #92400e;
}
.risk-callout-box strong {
  display: block;
  font-size: 13px;
  margin-bottom: 6px;
  color: #b45309;
}
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 48px 0 24px;
  margin-top: 60px;
  border-top: 1px solid #1e293b;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 36px;
}
.footer-brand h4 {
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 13px;
  line-height: 1.7;
  color: #94a3b8;
  max-width: 440px;
}
.footer-links h5 {
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
}
.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 13px;
  color: #94a3b8;
}
.footer-links a:hover {
  color: #ffffff;
}
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 0;
  border-top: 1px solid #1e293b;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
  color: #64748b;
  text-align: center;
}
@media (max-width: 1024px) {
  .article-grid-layout {
    grid-template-columns: 1fr;
  }
  .article-main-card {
    padding: 28px 24px;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}
@media (max-width: 768px) {
  .header-main {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .search-box {
    width: 100%;
  }
  .nav-inner {
    overflow-x: auto;
  }
  .nav-list {
    gap: 16px;
    white-space: nowrap;
  }
  .nav-right-link {
    display: none;
  }
  .article-cover-slot {
    height: 240px;
  }
  h1.article-headline {
    font-size: 22px;
  }
}
@media (max-width: 520px) {
  .page-container {
    margin-top: 14px;
  }
  .article-main-card {
    padding: 20px 16px;
  }
  h1.article-headline {
    font-size: 19px;
  }
  .article-cover-slot {
    height: 190px;
  }
}

/* roulang page: category1 */
:root {
      --primary: #1e50a2;
      --primary-dark: #123773;
      --primary-light: #e8f0fe;
      --accent: #2b6cb0;
      --text-main: #1f2937;
      --text-muted: #6b7280;
      --text-light: #9ca3af;
      --border-color: #e5e7eb;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: var(--font-stack);
      color: var(--text-main);
      background-color: var(--bg-page);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
    }
    a:hover {
      color: var(--primary);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    /* 顶栏主导航 */
    .site-header {
      background-color: #ffffff;
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-main {
      max-width: 1200px;
      margin: 0 auto;
      padding: 16px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-icon {
      width: 36px;
      height: 36px;
      background: var(--primary);
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: bold;
      font-size: 20px;
    }
    .brand-text-group {
      display: flex;
      flex-direction: column;
    }
    .brand-name {
      font-size: 22px;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #0f172a;
      line-height: 1.1;
    }
    .brand-sub {
      font-size: 11px;
      color: var(--text-muted);
      letter-spacing: 0.5px;
    }
    .search-box {
      display: flex;
      align-items: center;
      background: #f1f5f9;
      border: 1px solid #e2e8f0;
      border-radius: 4px;
      padding: 6px 12px;
      width: 320px;
      transition: all 0.2s ease;
    }
    .search-box:focus-within {
      background: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 0 0 2px rgba(30, 80, 162, 0.1);
    }
    .search-box input {
      border: none;
      background: transparent;
      outline: none;
      font-size: 13px;
      width: 100%;
      color: var(--text-main);
    }
    .search-box svg {
      width: 16px;
      height: 16px;
      fill: var(--text-light);
      margin-right: 8px;
      flex-shrink: 0;
    }
    .nav-bar {
      border-top: 1px solid #f1f5f9;
      background: #ffffff;
    }
    .nav-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .nav-list {
      display: flex;
      list-style: none;
      gap: 24px;
    }
    .nav-list li a {
      display: block;
      padding: 14px 4px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-main);
      position: relative;
    }
    .nav-list li a.active {
      color: var(--primary);
      font-weight: 600;
    }
    .nav-list li a.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary);
    }
    .nav-right-link {
      font-size: 13px;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 4px;
      font-weight: 500;
    }
    .nav-right-link:hover {
      color: var(--primary);
    }

    /* 页面基础容器 */
    .page-container {
      max-width: 1200px;
      margin: 28px auto;
      padding: 0 20px;
    }

    /* 栏目头部 Hero */
    .cat-hero-panel {
      background: #0f172a;
      color: #ffffff;
      border-radius: 8px;
      padding: 40px;
      position: relative;
      overflow: hidden;
      margin-bottom: 32px;
      box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.2);
    }
    .cat-hero-bg {
      position: absolute;
      top: 0;
      right: 0;
      bottom: 0;
      left: 0;
      background-image: linear-gradient(90deg, rgba(15, 23, 42, 0.96) 35%, rgba(15, 23, 42, 0.8) 100%), url('/assets/images/8e316bcf0f52e2d5.jpg');
      background-size: cover;
      background-position: center;
      z-index: 1;
    }
    .cat-hero-content {
      position: relative;
      z-index: 2;
      max-width: 760px;
    }
    .cat-hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(30, 80, 162, 0.6);
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: #bfdbfe;
      font-size: 12px;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 4px;
      margin-bottom: 16px;
      letter-spacing: 0.5px;
    }
    .cat-hero-title {
      font-size: 32px;
      line-height: 1.3;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }
    .cat-hero-desc {
      font-size: 15px;
      color: #cbd5e1;
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .cat-hero-stats {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.15);
      padding-top: 20px;
    }
    .stat-item h3 {
      font-size: 20px;
      font-weight: 700;
      color: #60a5fa;
      margin-bottom: 2px;
    }
    .stat-item p {
      font-size: 12px;
      color: #94a3b8;
    }

    /* 通用分块与标题 */
    .section-wrap {
      margin-bottom: 40px;
    }
    .section-head {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      margin-bottom: 20px;
      padding-bottom: 12px;
      border-bottom: 2px solid #0f172a;
    }
    .section-title {
      font-size: 20px;
      font-weight: 800;
      color: #0f172a;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .section-title::before {
      content: "";
      width: 4px;
      height: 20px;
      background: var(--primary);
      display: inline-block;
      border-radius: 2px;
    }
    .section-sub {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 4列风控基准卡片 */
    .grid-four {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .card-metric {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 24px 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-shadow: 0 1px 3px rgba(0,0,0,0.03);
    }
    .card-metric:hover {
      border-color: var(--primary);
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(0,0,0,0.06);
    }
    .metric-badge {
      display: inline-block;
      font-size: 11px;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 3px;
      margin-bottom: 12px;
      align-self: flex-start;
    }
    .badge-blue { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
    .badge-amber { background: #fffbeb; color: #b45309; border: 1px solid #fde68a; }
    .badge-rose { background: #fff1f2; color: #be123c; border: 1px solid #fecdd3; }
    .badge-emerald { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
    .card-metric h4 {
      font-size: 17px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .card-metric p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .metric-footer {
      margin-top: 18px;
      padding-top: 14px;
      border-top: 1px dashed var(--border-color);
      font-size: 12px;
      color: var(--primary);
      font-weight: 600;
    }

    /* 左右分栏：测算规则与持仓约束 */
    .two-column-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      margin-bottom: 32px;
    }
    .column-panel {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 24px;
      display: flex;
      flex-direction: column;
    }
    .panel-inner-title {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .rule-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 13px;
      margin-bottom: 16px;
    }
    .rule-table th, .rule-table td {
      padding: 10px 12px;
      text-align: left;
      border-bottom: 1px solid #f1f5f9;
    }
    .rule-table th {
      background: #f8fafc;
      color: var(--text-muted);
      font-weight: 600;
    }
    .rule-table tr:hover td {
      background: #fafafa;
    }
    .rule-tip-box {
      background: #f8fafc;
      border-left: 3px solid var(--primary);
      padding: 12px 14px;
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.6;
      border-radius: 0 4px 4px 0;
    }

    /* 风控监控全流程流程步骤 */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 24px;
    }
    .step-item {
      position: relative;
      padding-right: 12px;
    }
    .step-num {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary);
      font-weight: 700;
      font-size: 13px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 12px;
    }
    .step-item h5 {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 6px;
    }
    .step-item p {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 最新研究资讯列表板块 */
    .posts-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .post-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      box-shadow: 0 1px 3px rgba(0,0,0,0.02);
      transition: all 0.2s ease;
    }
    .post-card:hover {
      border-color: var(--primary);
      box-shadow: 0 8px 20px rgba(0,0,0,0.06);
    }
    .post-card-thumb {
      height: 160px;
      overflow: hidden;
      background: #e2e8f0;
      position: relative;
    }
    .post-card-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }
    .post-card:hover .post-card-thumb img {
      transform: scale(1.05);
    }
    .post-card-body {
      padding: 18px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .post-meta {
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: var(--text-light);
      margin-bottom: 8px;
    }
    .post-cat-tag {
      color: var(--primary);
      font-weight: 600;
    }
    .post-title {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      line-height: 1.45;
      margin-bottom: 8px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .post-summary {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .post-link-read {
      font-size: 13px;
      color: var(--primary);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 常见问题解答 FAQ */
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 20px;
    }
    .faq-item h4 {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
      display: flex;
      align-items: flex-start;
      gap: 8px;
    }
    .faq-item h4 span {
      background: #0f172a;
      color: #ffffff;
      font-size: 11px;
      padding: 1px 6px;
      border-radius: 2px;
      flex-shrink: 0;
      margin-top: 2px;
    }
    .faq-item p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      padding-left: 26px;
    }

    /* 底部声明式 CTA */
    .risk-banner {
      background: linear-gradient(135deg, #1e3a8a 0%, #0f172a 100%);
      color: #ffffff;
      border-radius: 6px;
      padding: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 40px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    }
    .risk-banner-text h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 6px;
    }
    .risk-banner-text p {
      font-size: 13px;
      color: #94a3b8;
      max-width: 700px;
    }
    .risk-btn {
      background: #ffffff;
      color: #0f172a;
      font-size: 13px;
      font-weight: 700;
      padding: 10px 22px;
      border-radius: 4px;
      white-space: nowrap;
      transition: background 0.2s ease;
    }
    .risk-btn:hover {
      background: #f1f5f9;
      color: var(--primary);
    }

    /* 页脚 */
    .site-footer {
      background-color: #0f172a;
      color: #cbd5e1;
      padding-top: 48px;
      margin-top: 60px;
      border-top: 1px solid #1e293b;
    }
    .footer-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px 40px;
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 40px;
    }
    .footer-brand h4 {
      color: #ffffff;
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 12px;
    }
    .footer-brand p {
      font-size: 13px;
      color: #94a3b8;
      line-height: 1.7;
      max-width: 440px;
    }
    .footer-links h5 {
      color: #ffffff;
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .footer-links ul {
      list-style: none;
    }
    .footer-links ul li {
      margin-bottom: 8px;
    }
    .footer-links ul li a {
      font-size: 13px;
      color: #94a3b8;
    }
    .footer-links ul li a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: #64748b;
    }

    /* 移动端与响应式适配 */
    @media (max-width: 1024px) {
      .grid-four {
        grid-template-columns: repeat(2, 1fr);
      }
      .posts-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
      }
      .cat-hero-stats {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .header-main {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
      }
      .search-box {
        width: 100%;
      }
      .nav-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding-bottom: 10px;
      }
      .nav-list {
        flex-wrap: wrap;
        gap: 14px;
      }
      .two-column-layout {
        grid-template-columns: 1fr;
      }
      .faq-grid {
        grid-template-columns: 1fr;
      }
      .posts-grid {
        grid-template-columns: 1fr;
      }
      .grid-four {
        grid-template-columns: 1fr;
      }
      .cat-hero-panel {
        padding: 24px 20px;
      }
      .cat-hero-title {
        font-size: 24px;
      }
      .risk-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
      }
      .footer-inner {
        grid-template-columns: 1fr;
        gap: 24px;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 8px;
      }
    }

    @media (max-width: 520px) {
      .cat-hero-stats {
        grid-template-columns: 1fr;
      }
      .process-timeline {
        grid-template-columns: 1fr;
      }
    }