/* roulang page: index */
:root {
      --primary: #1e56a0;
      --primary-dark: #163e75;
      --primary-light: #2b70ca;
      --text-main: #1d2129;
      --text-sub: #4e5969;
      --text-light: #86909c;
      --bg-page: #f8f9fa;
      --bg-card: #ffffff;
      --border-color: #e5e6eb;
      --border-dark: #22262f;
      --card-hover-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      background-color: var(--bg-page);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      -webkit-font-smoothing: antialiased;
      line-height: 1.5;
    }

    a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
    a:hover { color: var(--primary); }

    /* 顶部顶条 */
    .site-topbar {
      background: #0f172a;
      color: #94a3b8;
      font-size: 12px;
      padding: 6px 0;
      border-bottom: 1px solid #1e293b;
    }
    .topbar-content {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 主头部 */
    .site-header {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-main {
      max-width: 1280px;
      margin: 0 auto;
      padding: 16px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .logo-icon {
      width: 32px;
      height: 32px;
      background: var(--primary);
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: 800;
      font-size: 18px;
    }
    .brand-name {
      font-size: 24px;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .brand-slogan {
      font-size: 13px;
      color: var(--text-light);
      border-left: 1px solid #dcdfe6;
      padding-left: 14px;
      display: inline-block;
    }

    /* 搜索条 */
    .header-search {
      position: relative;
      width: 320px;
    }
    .header-search input {
      width: 100%;
      height: 36px;
      border-radius: 4px;
      border: 1px solid #d0d5dd;
      background: #f8fafc;
      padding: 0 34px 0 12px;
      font-size: 13px;
      color: var(--text-main);
      box-shadow: none;
      margin-bottom: 0;
    }
    .header-search input:focus {
      border-color: var(--primary);
      background: #ffffff;
    }
    .header-search-icon {
      position: absolute;
      right: 10px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-light);
      pointer-events: none;
      font-size: 14px;
    }

    /* 导航栏 */
    .nav-bar {
      border-top: 1px solid #f2f3f5;
      background: #ffffff;
    }
    .nav-container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .nav-links {
      display: flex;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-links li a {
      display: block;
      padding: 12px 20px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
      position: relative;
    }
    .nav-links li.active a {
      color: var(--primary);
      font-weight: 600;
    }
    .nav-links li.active a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 20px;
      right: 20px;
      height: 2px;
      background: var(--primary);
    }
    .nav-links li a:hover {
      color: var(--primary);
    }
    .nav-right-link {
      font-size: 14px;
      color: var(--text-sub);
      display: flex;
      align-items: center;
      gap: 4px;
    }

    /* 页面主体 */
    .main-wrap {
      max-width: 1280px;
      margin: 28px auto 60px;
      padding: 0 20px;
    }

    /* 索引标签卡片 (参考图顶部证券资讯中心板块) */
    .desk-hero-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 4px;
      display: flex;
      align-items: stretch;
      margin-bottom: 30px;
      overflow: hidden;
    }
    .desk-hero-badge {
      background: #0f172a;
      color: #ffffff;
      padding: 24px 28px;
      min-width: 240px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .desk-hero-badge .tag {
      font-size: 11px;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: #94a3b8;
      margin-bottom: 6px;
    }
    .desk-hero-badge h1 {
      font-size: 22px;
      font-weight: 700;
      color: #ffffff;
      margin: 0;
      line-height: 1.2;
    }
    .desk-hero-items {
      display: flex;
      flex: 1;
    }
    .desk-col-item {
      flex: 1;
      padding: 20px 24px;
      border-right: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
      transition: background-color 0.2s;
    }
    .desk-col-item:hover {
      background-color: #f8fafc;
    }
    .desk-col-item .item-num {
      font-size: 12px;
      font-weight: 700;
      color: var(--text-light);
      margin-bottom: 6px;
    }
    .desk-col-item h3 {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      margin: 0 0 4px 0;
    }
    .desk-col-item p {
      font-size: 12px;
      color: var(--text-sub);
      margin: 0;
    }
    .desk-col-item .arrow-link {
      position: absolute;
      top: 20px;
      right: 20px;
      font-size: 14px;
      color: var(--text-light);
    }
    .desk-hero-btn {
      background: var(--primary);
      color: #ffffff;
      padding: 0 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      font-weight: 600;
      gap: 8px;
      transition: background-color 0.2s;
      white-space: nowrap;
    }
    .desk-hero-btn:hover {
      background: var(--primary-dark);
      color: #ffffff;
    }

    /* 左右双栏核心资讯板块 (参考图两列深色海报+列表) */
    .dual-showcase-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
      margin-bottom: 40px;
    }
    .showcase-column {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 4px;
      padding: 24px;
    }
    .column-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      margin-bottom: 16px;
      padding-bottom: 14px;
      border-bottom: 1px solid #f0f2f5;
    }
    .column-header-title {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .title-bar {
      width: 4px;
      height: 18px;
      background: var(--primary);
      border-radius: 2px;
    }
    .column-header-title h2 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin: 0;
    }
    .column-header-desc {
      font-size: 13px;
      color: var(--text-light);
      margin-top: 4px;
    }
    .column-header-more {
      font-size: 14px;
      color: var(--text-light);
    }
    .column-header-more:hover {
      color: var(--primary);
    }

    /* 焦点横幅大卡片 (参考图里的夜景/图文大卡) */
    .feature-banner {
      position: relative;
      height: 220px;
      border-radius: 4px;
      overflow: hidden;
      margin-bottom: 20px;
      background: #0f172a;
    }
    .feature-banner img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.55;
      transition: transform 0.4s ease;
    }
    .feature-banner:hover img {
      transform: scale(1.03);
    }
    .feature-banner-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15, 23, 42, 0.2) 0%, rgba(15, 23, 42, 0.9) 100%);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 20px;
    }
    .feature-banner-overlay h3 {
      font-size: 20px;
      font-weight: 700;
      color: #ffffff;
      margin: 0 0 12px 0;
      line-height: 1.3;
    }
    .feature-banner-controls {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-top: 1px solid rgba(255, 255, 255, 0.15);
      padding-top: 10px;
      font-size: 11px;
      color: #94a3b8;
    }
    .slider-indicator {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .slider-dots {
      display: inline-flex;
      gap: 4px;
    }
    .slider-dot {
      width: 14px;
      height: 2px;
      background: rgba(255, 255, 255, 0.3);
    }
    .slider-dot.active {
      background: #ffffff;
    }

    /* 文章列表项 */
    .article-item-list {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .article-row-item {
      padding: 14px 0;
      border-bottom: 1px solid #f2f3f5;
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 16px;
    }
    .article-row-item:last-child {
      border-bottom: none;
    }
    .article-row-main {
      flex: 1;
    }
    .article-row-title {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
      line-height: 1.4;
      margin-bottom: 6px;
      display: block;
    }
    .article-row-title:hover {
      color: var(--primary);
    }
    .article-row-meta {
      font-size: 12px;
      color: var(--text-light);
      display: flex;
      gap: 12px;
    }
    .article-row-date {
      font-size: 12px;
      color: #94a3b8;
      white-space: nowrap;
    }

    /* 底部查看更多按钮栏 */
    .column-footer-more {
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px solid #f2f3f5;
    }
    .more-link-btn {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-sub);
    }
    .more-link-btn:hover {
      color: var(--primary);
    }

    /* 页脚 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      border-top: 1px solid #1e293b;
      padding: 50px 0 24px;
      font-size: 13px;
    }
    .footer-container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .footer-top {
      display: flex;
      justify-content: space-between;
      gap: 40px;
      padding-bottom: 40px;
      border-bottom: 1px solid #1e293b;
    }
    .footer-brand-wrap {
      max-width: 420px;
    }
    .footer-brand-logo {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
    }
    .footer-logo-icon {
      width: 28px;
      height: 28px;
      background: var(--primary);
      border-radius: 4px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: 800;
      font-size: 15px;
    }
    .footer-brand-title {
      font-size: 20px;
      font-weight: 800;
      color: #ffffff;
    }
    .footer-brand-desc {
      color: #64748b;
      line-height: 1.6;
      font-size: 13px;
      margin-bottom: 16px;
    }
    .footer-columns {
      display: flex;
      gap: 60px;
    }
    .footer-col h4 {
      font-size: 14px;
      color: #cbd5e1;
      font-weight: 600;
      margin: 0 0 16px 0;
    }
    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-col ul li {
      margin-bottom: 10px;
    }
    .footer-col ul li a {
      color: #94a3b8;
      font-size: 13px;
    }
    .footer-col ul li a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      color: #64748b;
      font-size: 12px;
    }

    /* 响应式断点控制 */
    @media (max-width: 1024px) {
      .desk-hero-card {
        flex-direction: column;
      }
      .desk-hero-badge {
        min-width: 100%;
        padding: 20px;
      }
      .desk-hero-items {
        flex-direction: row;
        border-top: 1px solid var(--border-color);
      }
      .dual-showcase-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        flex-direction: column;
      }
      .footer-columns {
        gap: 40px;
      }
    }

    @media (max-width: 768px) {
      .header-main {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
      }
      .header-search {
        width: 100%;
      }
      .nav-container {
        flex-direction: column;
        align-items: flex-start;
      }
      .nav-links {
        flex-wrap: wrap;
        width: 100%;
      }
      .nav-links li a {
        padding: 10px 14px;
        font-size: 14px;
      }
      .nav-right-link {
        display: none;
      }
      .desk-hero-items {
        flex-direction: column;
      }
      .desk-col-item {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
      }
      .desk-hero-btn {
        padding: 14px 20px;
        justify-content: flex-start;
      }
      .feature-banner {
        height: 180px;
      }
      .footer-columns {
        flex-direction: column;
        gap: 24px;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }

    @media (max-width: 520px) {
      .site-topbar {
        display: none;
      }
      .brand-slogan {
        display: none;
      }
      .showcase-column {
        padding: 16px;
      }
      .feature-banner-overlay h3 {
        font-size: 17px;
      }
    }

/* roulang page: article */
:root {
        --primary: #1e56a0;
        --primary-dark: #163e75;
        --primary-light: #2b70ca;
        --text-main: #1d2129;
        --text-sub: #4e5969;
        --text-light: #86909c;
        --bg-page: #f8f9fa;
        --bg-card: #ffffff;
        --border-color: #e5e6eb;
        --border-dark: #22262f;
        --card-hover-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    }
    body {
        background-color: var(--bg-page);
        color: var(--text-main);
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        -webkit-font-smoothing: antialiased;
        line-height: 1.6;
        margin: 0;
        padding: 0;
    }
    a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
    a:hover { color: var(--primary); }

    .site-topbar {
        background: #0f172a;
        color: #94a3b8;
        font-size: 12px;
        padding: 6px 0;
        border-bottom: 1px solid #1e293b;
    }
    .topbar-content {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .site-header {
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
        position: sticky;
        top: 0;
        z-index: 100;
    }
    .header-main {
        max-width: 1280px;
        margin: 0 auto;
        padding: 16px 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .brand-wrap {
        display: flex;
        align-items: center;
        gap: 14px;
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .logo-icon {
        width: 32px;
        height: 32px;
        background: var(--primary);
        border-radius: 6px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #ffffff;
        font-weight: 800;
        font-size: 18px;
    }
    .brand-name {
        font-size: 24px;
        font-weight: 800;
        color: var(--text-main);
        letter-spacing: -0.5px;
    }
    .brand-slogan {
        font-size: 13px;
        color: var(--text-light);
        border-left: 1px solid #dcdfe6;
        padding-left: 14px;
        display: inline-block;
    }
    .header-search {
        position: relative;
        width: 320px;
    }
    .header-search input {
        width: 100%;
        height: 36px;
        border-radius: 4px;
        border: 1px solid #d0d5dd;
        background: #f8fafc;
        padding: 0 34px 0 12px;
        font-size: 13px;
        color: var(--text-main);
        box-shadow: none;
        margin-bottom: 0;
    }
    .header-search input:focus {
        border-color: var(--primary);
        background: #ffffff;
    }
    .header-search-icon {
        position: absolute;
        right: 10px;
        top: 50%;
        transform: translateY(-50%);
        color: var(--text-light);
        pointer-events: none;
        font-size: 14px;
    }
    .nav-bar {
        border-top: 1px solid #f2f3f5;
        background: #ffffff;
    }
    .nav-container {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .nav-links {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .nav-links li a {
        display: block;
        padding: 12px 20px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text-main);
        position: relative;
    }
    .nav-links li.active a {
        color: var(--primary);
        font-weight: 600;
    }
    .nav-links li.active a::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 20px;
        right: 20px;
        height: 2px;
        background: var(--primary);
    }
    .nav-links li a:hover {
        color: var(--primary);
    }
    .nav-right-link {
        font-size: 14px;
        color: var(--text-sub);
        display: flex;
        align-items: center;
        gap: 4px;
    }

    /* 面包屑与内容布局 */
    .article-wrap {
        max-width: 1280px;
        margin: 24px auto 60px;
        padding: 0 20px;
    }
    .breadcrumb-nav {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        color: var(--text-light);
        margin-bottom: 20px;
    }
    .breadcrumb-nav a {
        color: var(--text-sub);
    }
    .breadcrumb-nav a:hover {
        color: var(--primary);
    }
    .breadcrumb-nav .sep {
        color: #c9cdd4;
    }

    .article-layout {
        display: grid;
        grid-template-columns: 860px 1fr;
        gap: 32px;
        align-items: start;
    }

    .article-main-card {
        background: #ffffff;
        border: 1px solid var(--border-color);
        border-radius: 6px;
        padding: 40px;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
    }
    .article-header {
        border-bottom: 1px solid #f0f2f5;
        padding-bottom: 24px;
        margin-bottom: 30px;
    }
    .article-category-tag {
        display: inline-block;
        background: #eff4fb;
        color: var(--primary);
        font-size: 12px;
        font-weight: 600;
        padding: 4px 10px;
        border-radius: 4px;
        margin-bottom: 16px;
    }
    .article-h1-title {
        font-size: 28px;
        font-weight: 700;
        color: var(--text-main);
        line-height: 1.35;
        margin: 0 0 16px 0;
    }
    .article-meta {
        display: flex;
        align-items: center;
        gap: 20px;
        font-size: 13px;
        color: var(--text-light);
    }
    .article-meta span {
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .article-body {
        font-size: 16px;
        line-height: 1.8;
        color: #272e3b;
    }
    .article-body p {
        margin-bottom: 20px;
        color: #333d4b;
    }
    .article-body h2 {
        font-size: 22px;
        font-weight: 700;
        color: #111827;
        margin: 36px 0 16px;
        padding-left: 12px;
        border-left: 4px solid var(--primary);
        line-height: 1.3;
    }
    .article-body h3 {
        font-size: 18px;
        font-weight: 600;
        color: #1f2937;
        margin: 28px 0 12px;
    }
    .article-body blockquote {
        background: #f8fafc;
        border-left: 4px solid #cbd5e1;
        padding: 14px 20px;
        margin: 24px 0;
        color: var(--text-sub);
        font-style: normal;
        border-radius: 0 4px 4px 0;
    }
    .article-body ul, .article-body ol {
        margin: 0 0 20px 24px;
        padding: 0;
    }
    .article-body li {
        margin-bottom: 8px;
    }
    .article-body img {
        max-width: 100%;
        height: auto;
        border-radius: 6px;
        margin: 20px 0;
    }

    .not-found-box {
        text-align: center;
        padding: 60px 20px;
    }
    .not-found-box h2 {
        font-size: 24px;
        color: var(--text-main);
        margin-bottom: 12px;
    }
    .not-found-box p {
        color: var(--text-sub);
        margin-bottom: 24px;
    }
    .not-found-box .btn-home {
        display: inline-block;
        background: var(--primary);
        color: #ffffff;
        padding: 10px 24px;
        border-radius: 4px;
        font-weight: 500;
    }
    .not-found-box .btn-home:hover {
        background: var(--primary-dark);
        color: #ffffff;
    }

    .article-statement {
        margin-top: 40px;
        padding: 18px 22px;
        background: #f8fafc;
        border-radius: 6px;
        border: 1px dashed #dbeafe;
        font-size: 13px;
        color: var(--text-sub);
        line-height: 1.6;
    }
    .article-statement strong {
        color: #1e3a8a;
    }

    /* 侧边栏 */
    .article-sidebar {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }
    .sidebar-widget {
        background: #ffffff;
        border: 1px solid var(--border-color);
        border-radius: 6px;
        padding: 24px;
    }
    .widget-title {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-main);
        padding-bottom: 12px;
        border-bottom: 2px solid #f2f3f5;
        margin: 0 0 16px 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .widget-title::after {
        content: '';
        width: 32px;
        height: 2px;
        background: var(--primary);
        position: relative;
        bottom: -14px;
        margin-left: -32px;
    }
    .sidebar-posts-list {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .sidebar-posts-list li {
        padding: 12px 0;
        border-bottom: 1px dashed #f0f2f5;
    }
    .sidebar-posts-list li:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    .sidebar-post-link {
        font-size: 14px;
        color: var(--text-main);
        line-height: 1.45;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .sidebar-post-link:hover {
        color: var(--primary);
    }
    .sidebar-post-date {
        font-size: 12px;
        color: var(--text-light);
        margin-top: 6px;
    }

    .risk-banner {
        background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
        color: #ffffff;
        border-radius: 6px;
        padding: 22px;
    }
    .risk-banner h4 {
        color: #ffffff;
        font-size: 16px;
        font-weight: 700;
        margin: 0 0 8px 0;
    }
    .risk-banner p {
        color: #94a3b8;
        font-size: 13px;
        line-height: 1.5;
        margin: 0;
    }

    /* 统一页脚 */
    .site-footer {
        background: #0f172a;
        color: #cbd5e1;
        padding: 50px 0 24px;
        border-top: 1px solid #1e293b;
    }
    .footer-container {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 20px;
    }
    .footer-top {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        padding-bottom: 36px;
        border-bottom: 1px solid #1e293b;
        gap: 60px;
    }
    .footer-brand-wrap {
        max-width: 440px;
    }
    .footer-brand-logo {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 14px;
    }
    .footer-logo-icon {
        width: 28px;
        height: 28px;
        background: var(--primary);
        border-radius: 4px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #ffffff;
        font-weight: 700;
        font-size: 16px;
    }
    .footer-brand-title {
        font-size: 20px;
        font-weight: 700;
        color: #ffffff;
    }
    .footer-brand-desc {
        font-size: 13px;
        color: #94a3b8;
        line-height: 1.6;
        margin: 0;
    }
    .footer-columns {
        display: flex;
        gap: 60px;
    }
    .footer-col h4 {
        font-size: 14px;
        font-weight: 600;
        color: #ffffff;
        margin-bottom: 16px;
    }
    .footer-col ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .footer-col ul li {
        margin-bottom: 8px;
    }
    .footer-col ul li a {
        font-size: 13px;
        color: #94a3b8;
    }
    .footer-col ul li a:hover {
        color: #ffffff;
    }
    .footer-bottom {
        padding-top: 24px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 12px;
        color: #64748b;
    }

    /* 移动端适配 */
    @media (max-width: 1024px) {
        .article-layout {
            grid-template-columns: 1fr;
        }
        .header-main {
            flex-direction: column;
            gap: 16px;
            align-items: flex-start;
        }
        .header-search {
            width: 100%;
        }
        .footer-top {
            flex-direction: column;
            gap: 30px;
        }
        .footer-columns {
            width: 100%;
            justify-content: space-between;
        }
    }

    @media (max-width: 768px) {
        .brand-slogan {
            display: none;
        }
        .nav-container {
            overflow-x: auto;
            white-space: nowrap;
            padding-bottom: 4px;
        }
        .nav-links li a {
            padding: 10px 14px;
            font-size: 14px;
        }
        .nav-right-link {
            display: none;
        }
        .article-main-card {
            padding: 24px 16px;
        }
        .article-h1-title {
            font-size: 22px;
        }
        .footer-bottom {
            flex-direction: column;
            gap: 8px;
            text-align: center;
        }
    }

    @media (max-width: 520px) {
        .article-wrap {
            padding: 0 12px;
            margin-top: 16px;
        }
        .article-meta {
            flex-wrap: wrap;
            gap: 10px;
        }
        .footer-columns {
            flex-direction: column;
            gap: 20px;
        }
    }

/* roulang page: category1 */
:root {
      --primary: #1e56a0;
      --primary-dark: #163e75;
      --primary-light: #2b70ca;
      --text-main: #1d2129;
      --text-sub: #4e5969;
      --text-light: #86909c;
      --bg-page: #f8f9fa;
      --bg-card: #ffffff;
      --border-color: #e5e6eb;
      --border-dark: #22262f;
      --card-hover-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    }
    body {
      background-color: var(--bg-page);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      -webkit-font-smoothing: antialiased;
      line-height: 1.5;
      margin: 0;
      padding: 0;
    }
    a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
    a:hover { color: var(--primary); }
    
    /* 顶部顶条 */
    .site-topbar {
      background: #0f172a;
      color: #94a3b8;
      font-size: 12px;
      padding: 6px 0;
      border-bottom: 1px solid #1e293b;
    }
    .topbar-content {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .topbar-badge {
      display: inline-block;
      background: rgba(30, 86, 160, 0.3);
      color: #60a5fa;
      padding: 1px 6px;
      border-radius: 2px;
      margin-right: 8px;
    }
    
    /* 主头部 */
    .site-header {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-main {
      max-width: 1280px;
      margin: 0 auto;
      padding: 16px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .logo-icon {
      width: 32px;
      height: 32px;
      background: var(--primary);
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: 800;
      font-size: 18px;
    }
    .brand-name {
      font-size: 24px;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .brand-slogan {
      font-size: 13px;
      color: var(--text-light);
      border-left: 1px solid #dcdfe6;
      padding-left: 14px;
      display: inline-block;
    }
    .header-search {
      position: relative;
      width: 320px;
    }
    .header-search input {
      width: 100%;
      height: 36px;
      border-radius: 4px;
      border: 1px solid #d0d5dd;
      background: #f8fafc;
      padding: 0 34px 0 12px;
      font-size: 13px;
      color: var(--text-main);
      box-shadow: none;
      margin-bottom: 0;
    }
    .header-search input:focus {
      border-color: var(--primary);
      background: #ffffff;
    }
    .header-search-icon {
      position: absolute;
      right: 10px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-light);
      pointer-events: none;
      font-size: 14px;
    }
    
    /* 导航栏 */
    .nav-bar {
      border-top: 1px solid #f2f3f5;
      background: #ffffff;
    }
    .nav-container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .nav-links {
      display: flex;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-links li a {
      display: block;
      padding: 12px 20px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
      position: relative;
    }
    .nav-links li.active a {
      color: var(--primary);
      font-weight: 600;
    }
    .nav-links li.active a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 20px;
      right: 20px;
      height: 2px;
      background: var(--primary);
    }
    .nav-links li a:hover {
      color: var(--primary);
    }
    .nav-right-link {
      font-size: 14px;
      color: var(--text-sub);
      display: flex;
      align-items: center;
      gap: 4px;
    }

    /* 主体容器 */
    .main-wrap {
      max-width: 1280px;
      margin: 24px auto 60px;
      padding: 0 20px;
    }

    /* 分类首屏横幅 */
    .cat-hero-banner {
      position: relative;
      background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat #0f172a;
      border-radius: 8px;
      overflow: hidden;
      margin-bottom: 30px;
      color: #ffffff;
      box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    }
    .cat-hero-overlay {
      background: linear-gradient(90deg, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.8) 55%, rgba(15, 23, 42, 0.4) 100%);
      padding: 44px 40px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .cat-hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 1px;
      color: #60a5fa;
      background: rgba(30, 86, 160, 0.4);
      padding: 4px 12px;
      border-radius: 4px;
      width: fit-content;
      margin-bottom: 14px;
      border: 1px solid rgba(96, 165, 250, 0.3);
    }
    .cat-hero-banner h1 {
      font-size: 30px;
      font-weight: 800;
      line-height: 1.3;
      margin: 0 0 12px 0;
      color: #ffffff;
    }
    .cat-hero-banner p {
      font-size: 15px;
      color: #cbd5e1;
      max-width: 780px;
      line-height: 1.6;
      margin: 0 0 22px 0;
    }
    .cat-metrics-row {
      display: flex;
      gap: 24px;
      flex-wrap: wrap;
    }
    .metric-badge {
      display: flex;
      align-items: baseline;
      gap: 6px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
      padding: 8px 16px;
      border-radius: 4px;
    }
    .metric-badge strong {
      font-size: 18px;
      color: #38bdf8;
    }
    .metric-badge span {
      font-size: 12px;
      color: #94a3b8;
    }

    /* 规则矩阵与配置看板 */
    .section-title-wrap {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      margin-bottom: 20px;
      padding-bottom: 12px;
      border-bottom: 2px solid var(--border-color);
    }
    .section-title {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-main);
      margin: 0;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .section-title::before {
      content: '';
      display: inline-block;
      width: 4px;
      height: 18px;
      background: var(--primary);
      border-radius: 2px;
    }
    .section-subtitle {
      font-size: 13px;
      color: var(--text-light);
      margin: 0;
    }

    /* 杠杆阶梯卡片 */
    .tier-cards-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-bottom: 36px;
    }
    .tier-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 22px 20px;
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      position: relative;
    }
    .tier-card:hover {
      box-shadow: var(--card-hover-shadow);
      border-color: var(--primary-light);
      transform: translateY(-2px);
    }
    .tier-card.featured {
      border: 2px solid var(--primary);
    }
    .tier-tag {
      position: absolute;
      top: 14px;
      right: 14px;
      font-size: 11px;
      padding: 2px 8px;
      background: #eff6ff;
      color: var(--primary);
      border-radius: 3px;
      font-weight: 600;
    }
    .tier-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin: 0 0 6px 0;
    }
    .tier-ratio {
      font-size: 28px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }
    .tier-ratio small {
      font-size: 13px;
      font-weight: 400;
      color: var(--text-light);
      margin-left: 4px;
    }
    .tier-specs {
      list-style: none;
      margin: 0 0 18px 0;
      padding: 0;
      font-size: 13px;
      color: var(--text-sub);
    }
    .tier-specs li {
      display: flex;
      justify-content: space-between;
      padding: 6px 0;
      border-bottom: 1px dashed #f0f2f5;
    }
    .tier-specs li span:last-child {
      font-weight: 600;
      color: var(--text-main);
    }
    .tier-desc {
      font-size: 12px;
      color: var(--text-light);
      line-height: 1.5;
      margin: 0;
    }

    /* 两列图文与风控方案 */
    .split-feature-section {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      margin-bottom: 40px;
    }
    .feature-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .feature-box-img {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }
    .feature-box-body {
      padding: 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .feature-box-body h4 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin: 0 0 10px 0;
    }
    .feature-box-body p {
      font-size: 13px;
      color: var(--text-sub);
      line-height: 1.6;
      margin: 0 0 16px 0;
    }
    .feature-checklist {
      list-style: none;
      margin: 0;
      padding: 0;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 8px;
      font-size: 13px;
      color: var(--text-main);
    }
    .feature-checklist li {
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .check-icon {
      color: #10b981;
      font-weight: 800;
    }

    /* 流程与清算机制 */
    .flow-steps-section {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 28px;
      margin-bottom: 40px;
    }
    .step-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-item {
      padding: 16px;
      border-radius: 4px;
      background: #f8fafc;
      border: 1px solid #edf2f7;
    }
    .step-number {
      font-size: 12px;
      font-weight: 800;
      color: var(--primary);
      text-transform: uppercase;
      margin-bottom: 6px;
    }
    .step-item h4 {
      font-size: 16px;
      font-weight: 700;
      margin: 0 0 6px 0;
      color: var(--text-main);
    }
    .step-item p {
      font-size: 12px;
      color: var(--text-sub);
      line-height: 1.5;
      margin: 0;
    }

    /* 资讯列表网格 */
    .news-cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 40px;
    }
    .news-item-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: all 0.25s ease;
    }
    .news-item-card:hover {
      box-shadow: var(--card-hover-shadow);
      border-color: var(--primary-light);
    }
    .news-card-thumb {
      height: 160px;
      width: 100%;
      object-fit: cover;
      display: block;
      background: #e2e8f0;
    }
    .news-card-content {
      padding: 18px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .news-meta-info {
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: var(--text-light);
      margin-bottom: 8px;
    }
    .news-meta-cat {
      color: var(--primary);
      font-weight: 600;
    }
    .news-item-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      margin: 0 0 8px 0;
      line-height: 1.4;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .news-item-excerpt {
      font-size: 13px;
      color: var(--text-sub);
      line-height: 1.5;
      margin: 0 0 14px 0;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      flex: 1;
    }
    .news-read-more {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 常见问题解答 FAQ */
    .faq-section {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 28px;
      margin-bottom: 40px;
    }
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .faq-item {
      padding: 18px;
      background: #f8fafc;
      border: 1px solid #edf2f7;
      border-radius: 4px;
    }
    .faq-item h5 {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
      margin: 0 0 8px 0;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .faq-badge {
      display: inline-block;
      width: 20px;
      height: 20px;
      line-height: 20px;
      text-align: center;
      background: var(--primary);
      color: #ffffff;
      font-size: 11px;
      border-radius: 3px;
      font-weight: bold;
    }
    .faq-item p {
      font-size: 13px;
      color: var(--text-sub);
      line-height: 1.6;
      margin: 0;
    }

    /* 页脚 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 44px 0 24px;
      border-top: 1px solid #1e293b;
    }
    .footer-container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .footer-top {
      display: flex;
      justify-content: space-between;
      gap: 40px;
      padding-bottom: 32px;
      border-bottom: 1px solid #1e293b;
    }
    .footer-brand-wrap {
      max-width: 480px;
    }
    .footer-brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
    }
    .footer-logo-icon {
      width: 28px;
      height: 28px;
      background: var(--primary);
      color: #ffffff;
      border-radius: 4px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 16px;
    }
    .footer-brand-title {
      font-size: 20px;
      font-weight: 800;
      color: #ffffff;
    }
    .footer-brand-desc {
      font-size: 13px;
      line-height: 1.6;
      color: #64748b;
      margin: 0;
    }
    .footer-columns {
      display: flex;
      gap: 48px;
    }
    .footer-col h4 {
      font-size: 14px;
      font-weight: 700;
      color: #e2e8f0;
      margin: 0 0 14px 0;
    }
    .footer-col ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-col ul li {
      margin-bottom: 8px;
    }
    .footer-col ul li a {
      font-size: 13px;
      color: #94a3b8;
      transition: color 0.2s;
    }
    .footer-col ul li a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: #64748b;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .tier-cards-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .step-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .news-cards-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .cat-hero-banner h1 {
        font-size: 26px;
      }
    }
    @media (max-width: 768px) {
      .topbar-content {
        flex-direction: column;
        gap: 4px;
        text-align: center;
      }
      .header-main {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
      }
      .header-search {
        width: 100%;
      }
      .nav-container {
        overflow-x: auto;
        padding-bottom: 4px;
      }
      .nav-links {
        white-space: nowrap;
      }
      .nav-right-link {
        display: none;
      }
      .cat-hero-overlay {
        padding: 24px 20px;
      }
      .cat-hero-banner h1 {
        font-size: 22px;
      }
      .split-feature-section {
        grid-template-columns: 1fr;
      }
      .news-cards-grid {
        grid-template-columns: 1fr;
      }
      .faq-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        flex-direction: column;
      }
      .footer-columns {
        flex-direction: column;
        gap: 24px;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }
    @media (max-width: 520px) {
      .tier-cards-grid {
        grid-template-columns: 1fr;
      }
      .step-grid {
        grid-template-columns: 1fr;
      }
      .feature-checklist {
        grid-template-columns: 1fr;
      }
    }