/* roulang page: index */
:root {
      --ql-brand: #1d4ed8;
      --ql-brand-dark: #0f172a;
      --ql-brand-light: #eff6ff;
      --ql-brand-hover: #1e40af;
      --ql-text-main: #1e293b;
      --ql-text-muted: #64748b;
      --ql-border: #e2e8f0;
      --ql-border-light: #f1f5f9;
      --ql-bg-page: #f8fafc;
      --ql-bg-white: #ffffff;
      --ql-tag-bg: #e0e7ff;
      --ql-tag-text: #3730a3;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      background-color: var(--ql-bg-page);
      color: var(--ql-text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.2s ease, opacity 0.2s ease;
    }

    a:hover {
      color: var(--ql-brand);
    }

    .site-wrapper {
      width: 100%;
      overflow-x: hidden;
    }

    .main-container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部通栏细条 */
    .top-bar-sub {
      background: #0f172a;
      color: #94a3b8;
      font-size: 12px;
      padding: 6px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar-sub .flex-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 主头标导航 */
    .site-header {
      background: var(--ql-bg-white);
      border-bottom: 1px solid var(--ql-border);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-main {
      padding: 16px 0;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .brand-logo-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-icon {
      width: 38px;
      height: 38px;
      background: var(--ql-brand);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: 800;
      font-size: 20px;
      letter-spacing: -1px;
    }
    .brand-titles {
      display: flex;
      flex-direction: column;
    }
    .brand-title-main {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      letter-spacing: 0.5px;
      line-height: 1.2;
    }
    .brand-title-tag {
      font-size: 11px;
      color: var(--ql-text-muted);
      letter-spacing: 1.5px;
      text-transform: uppercase;
    }

    .header-search {
      display: flex;
      align-items: center;
      background: #f1f5f9;
      border: 1px solid var(--ql-border);
      border-radius: 6px;
      padding: 6px 14px;
      width: 320px;
    }
    .header-search input {
      border: none;
      background: transparent;
      outline: none;
      font-size: 13px;
      color: var(--ql-text-main);
      width: 100%;
      margin: 0;
      box-shadow: none;
      height: auto;
    }
    .header-search-icon {
      color: var(--ql-text-muted);
      font-size: 14px;
      margin-left: 6px;
    }

    /* 菜单条 */
    .nav-bar-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-top: 1px solid var(--ql-border-light);
      padding: 0 4px;
    }
    .primary-nav {
      display: flex;
      gap: 28px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .primary-nav li a {
      display: inline-block;
      padding: 14px 0;
      font-size: 15px;
      font-weight: 600;
      color: var(--ql-text-main);
      position: relative;
    }
    .primary-nav li.active a,
    .primary-nav li a:hover {
      color: var(--ql-brand);
    }
    .primary-nav li.active a::after {
      content: "";
      position: absolute;
      bottom: -1px;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--ql-brand);
      border-radius: 3px 3px 0 0;
    }
    .nav-right-meta a {
      font-size: 13px;
      font-weight: 600;
      color: var(--ql-text-muted);
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .nav-right-meta a:hover {
      color: var(--ql-brand);
    }

    /* 核心矩阵入口栏（跟图首屏卡片带标号与小标） */
    .portal-banner {
      background: var(--ql-bg-white);
      border-bottom: 1px solid var(--ql-border);
      padding: 24px 0;
      margin-bottom: 24px;
    }
    .portal-lead-box {
      display: flex;
      align-items: center;
      gap: 16px;
      margin-bottom: 20px;
    }
    .badge-primary-desk {
      background: #0f172a;
      color: #ffffff;
      font-size: 13px;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: 4px;
    }
    .portal-head-title {
      font-size: 24px;
      font-weight: 800;
      color: #0f172a;
      margin: 0;
      line-height: 1.2;
    }
    .portal-lead-desc {
      font-size: 13px;
      color: var(--ql-text-muted);
      margin-left: 12px;
      border-left: 1px solid var(--ql-border);
      padding-left: 14px;
    }

    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }
    .matrix-item {
      background: #f8fafc;
      border: 1px solid var(--ql-border);
      border-radius: 6px;
      padding: 16px 20px;
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      transition: all 0.2s ease;
      cursor: pointer;
    }
    .matrix-item:hover {
      border-color: var(--ql-brand);
      background: #ffffff;
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    }
    .matrix-num {
      font-size: 12px;
      font-weight: 700;
      color: var(--ql-text-muted);
      margin-bottom: 4px;
    }
    .matrix-title {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 2px;
    }
    .matrix-sub {
      font-size: 12px;
      color: var(--ql-text-muted);
    }
    .matrix-arrow {
      color: #94a3b8;
      font-size: 16px;
    }

    /* 双栏主力专题图文并列区块 */
    .news-dual-section {
      margin-bottom: 40px;
    }
    .dual-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
    .col-header {
      display: flex;
      justify-content: space-between;
      align-items: baseline;
      border-bottom: 2px solid #0f172a;
      padding-bottom: 10px;
      margin-bottom: 16px;
    }
    .col-header-title {
      font-size: 20px;
      font-weight: 800;
      color: #0f172a;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .col-header-title::before {
      content: "";
      width: 4px;
      height: 18px;
      background: var(--ql-brand);
      border-radius: 2px;
    }
    .col-header-sub {
      font-size: 12px;
      color: var(--ql-text-muted);
      margin-top: 4px;
    }
    .col-more-link {
      font-size: 14px;
      color: var(--ql-text-muted);
      font-weight: 600;
    }
    .col-more-link:hover {
      color: var(--ql-brand);
    }

    /* 大卡推荐位 */
    .lead-feature-card {
      position: relative;
      border-radius: 8px;
      overflow: hidden;
      height: 240px;
      margin-bottom: 18px;
      background-size: cover;
      background-position: center;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 22px;
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(15, 23, 42, 0.12);
    }
    .lead-feature-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15,23,42,0.1) 0%, rgba(15,23,42,0.85) 100%);
    }
    .lead-feature-content {
      position: relative;
      z-index: 2;
    }
    .lead-feature-badge {
      display: inline-block;
      background: var(--ql-brand);
      color: #ffffff;
      font-size: 11px;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: 3px;
      margin-bottom: 8px;
      text-transform: uppercase;
    }
    .lead-feature-title {
      font-size: 19px;
      font-weight: 700;
      color: #ffffff;
      line-height: 1.4;
      margin-bottom: 6px;
    }
    .lead-feature-footer {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: #cbd5e1;
    }

    /* 新闻条目列表 */
    .news-line-list {
      background: var(--ql-bg-white);
      border: 1px solid var(--ql-border);
      border-radius: 8px;
      padding: 8px 18px;
    }
    .news-line-item {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 13px 0;
      border-bottom: 1px solid var(--ql-border-light);
      gap: 14px;
    }
    .news-line-item:last-child {
      border-bottom: none;
    }
    .news-line-title {
      font-size: 14px;
      font-weight: 600;
      color: #1e293b;
      flex: 1;
      overflow: hidden;
      white-space: nowrap;
      text-overflow: ellipsis;
    }
    .news-line-title:hover {
      color: var(--ql-brand);
    }
    .news-line-source {
      font-size: 12px;
      color: #94a3b8;
      white-space: nowrap;
    }
    .news-line-date {
      font-size: 12px;
      color: #94a3b8;
      white-space: nowrap;
    }
    .col-bottom-action {
      margin-top: 14px;
      display: flex;
      justify-content: flex-end;
    }
    .btn-more-posts {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      font-weight: 600;
      color: var(--ql-brand);
      padding: 6px 12px;
      border-radius: 4px;
      background: var(--ql-brand-light);
      transition: background 0.2s;
    }
    .btn-more-posts:hover {
      background: #dbeafe;
    }

    /* 业务合规与全利优配服务指标区 */
    .trust-metrics-section {
      background: var(--ql-bg-white);
      border-top: 1px solid var(--ql-border);
      border-bottom: 1px solid var(--ql-border);
      padding: 36px 0;
      margin-bottom: 40px;
    }
    .metrics-header {
      text-align: center;
      margin-bottom: 28px;
    }
    .metrics-title {
      font-size: 20px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 6px;
    }
    .metrics-desc {
      font-size: 14px;
      color: var(--ql-text-muted);
    }
    .metrics-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .metric-card {
      text-align: center;
      padding: 20px 14px;
      border-radius: 6px;
      background: #f8fafc;
      border: 1px solid var(--ql-border);
    }
    .metric-number {
      font-size: 26px;
      font-weight: 800;
      color: var(--ql-brand);
      margin-bottom: 4px;
    }
    .metric-label {
      font-size: 14px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 4px;
    }
    .metric-hint {
      font-size: 12px;
      color: var(--ql-text-muted);
      line-height: 1.4;
    }

    /* 底部专属统一Footer */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 48px 0 24px;
      border-top: 1px solid #1e293b;
    }
    .footer-top-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 36px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-brand-title {
      display: flex;
      align-items: center;
      gap: 10px;
      color: #ffffff;
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 12px;
    }
    .footer-brand-desc {
      font-size: 13px;
      line-height: 1.7;
      max-width: 440px;
      color: #94a3b8;
    }
    .footer-col h4 {
      font-size: 14px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 14px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-links li {
      margin-bottom: 8px;
    }
    .footer-links li a {
      font-size: 13px;
      color: #94a3b8;
    }
    .footer-links li a:hover {
      color: #ffffff;
    }

    .footer-bottom {
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: #64748b;
    }

    /* 响应式断点适配 */
    @media (max-width: 1024px) {
      .matrix-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-row {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .dual-grid {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }
      .header-search {
        display: none;
      }
      .primary-nav {
        gap: 16px;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 10px;
      }
    }

    @media (max-width: 520px) {
      .matrix-grid {
        grid-template-columns: 1fr;
      }
      .portal-lead-box {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
      .portal-lead-desc {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
      }
      .metrics-row {
        grid-template-columns: 1fr;
      }
      .primary-nav {
        flex-wrap: wrap;
      }
    }

/* roulang page: category1 */
:root {
      --ql-brand: #1d4ed8;
      --ql-brand-dark: #0f172a;
      --ql-brand-light: #eff6ff;
      --ql-brand-hover: #1e40af;
      --ql-text-main: #1e293b;
      --ql-text-muted: #64748b;
      --ql-border: #e2e8f0;
      --ql-border-light: #f1f5f9;
      --ql-bg-page: #f8fafc;
      --ql-bg-white: #ffffff;
      --ql-tag-bg: #e0e7ff;
      --ql-tag-text: #3730a3;
    }
    body {
      background-color: var(--ql-bg-page);
      color: var(--ql-text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      margin: 0;
      padding: 0;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.2s ease, opacity 0.2s ease;
    }
    a:hover {
      color: var(--ql-brand);
    }
    .site-wrapper {
      width: 100%;
      overflow-x: hidden;
    }
    .main-container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }
    /* 主头标导航 */
    .site-header {
      background: var(--ql-bg-white);
      border-bottom: 1px solid var(--ql-border);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-main {
      padding: 16px 0;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .brand-logo-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-icon {
      width: 38px;
      height: 38px;
      background: var(--ql-brand);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: 800;
      font-size: 20px;
      letter-spacing: -1px;
    }
    .brand-titles {
      display: flex;
      flex-direction: column;
    }
    .brand-title-main {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      letter-spacing: 0.5px;
      line-height: 1.2;
    }
    .brand-title-tag {
      font-size: 11px;
      color: var(--ql-text-muted);
      letter-spacing: 1.5px;
      text-transform: uppercase;
    }
    .header-search {
      display: flex;
      align-items: center;
      background: #f1f5f9;
      border: 1px solid var(--ql-border);
      border-radius: 6px;
      padding: 6px 14px;
      width: 320px;
    }
    .header-search input {
      border: none;
      background: transparent;
      outline: none;
      font-size: 13px;
      color: var(--ql-text-main);
      width: 100%;
      margin: 0;
      box-shadow: none;
      height: auto;
    }
    .header-search-icon {
      color: var(--ql-text-muted);
      font-size: 14px;
      margin-left: 6px;
    }
    /* 菜单条 */
    .nav-bar-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-top: 1px solid var(--ql-border-light);
      padding: 0 4px;
    }
    .primary-nav {
      display: flex;
      gap: 28px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .primary-nav li a {
      display: inline-block;
      padding: 14px 0;
      font-size: 15px;
      font-weight: 600;
      color: var(--ql-text-main);
      position: relative;
    }
    .primary-nav li.active a,
    .primary-nav li a:hover {
      color: var(--ql-brand);
    }
    .primary-nav li.active a::after {
      content: "";
      position: absolute;
      bottom: -1px;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--ql-brand);
      border-radius: 3px 3px 0 0;
    }
    .nav-right-meta a {
      font-size: 13px;
      font-weight: 600;
      color: var(--ql-text-muted);
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .nav-right-meta a:hover {
      color: var(--ql-brand);
    }

    /* 分类首屏 Hero */
    .category-hero {
      background: linear-gradient(135deg, #0b1528 0%, #1e293b 100%);
      color: #ffffff;
      padding: 56px 0;
      position: relative;
      overflow: hidden;
      border-bottom: 3px solid var(--ql-brand);
    }
    .category-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at top right, rgba(29, 78, 216, 0.25), transparent 70%);
      pointer-events: none;
    }
    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: 20px;
      padding: 4px 14px;
      font-size: 12px;
      color: #93c5fd;
      margin-bottom: 18px;
      letter-spacing: 0.5px;
    }
    .category-hero h1 {
      font-size: 34px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .category-hero-lead {
      font-size: 16px;
      color: #cbd5e1;
      max-width: 820px;
      line-height: 1.7;
      margin-bottom: 28px;
    }
    .hero-stats-row {
      display: flex;
      gap: 32px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 24px;
    }
    .hero-stat-card {
      display: flex;
      flex-direction: column;
    }
    .stat-number {
      font-size: 26px;
      font-weight: 800;
      color: #60a5fa;
      line-height: 1;
      margin-bottom: 4px;
    }
    .stat-label {
      font-size: 12px;
      color: #94a3b8;
    }

    /* 模块通用 */
    .page-section {
      padding: 50px 0;
    }
    .section-header {
      margin-bottom: 30px;
    }
    .section-title {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .section-title::before {
      content: "";
      width: 4px;
      height: 20px;
      background: var(--ql-brand);
      border-radius: 2px;
    }
    .section-subtitle {
      font-size: 13px;
      color: var(--ql-text-muted);
      margin-top: 6px;
    }

    /* 卖点矩阵卡片 */
    .pillar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .pillar-card {
      background: var(--ql-bg-white);
      border: 1px solid var(--ql-border);
      border-radius: 8px;
      padding: 24px;
      box-shadow: 0 2px 4px rgba(0,0,0,0.02);
      transition: all 0.25s ease;
    }
    .pillar-card:hover {
      transform: translateY(-3px);
      box-shadow: 0 10px 20px rgba(0,0,0,0.06);
      border-color: #cbd5e1;
    }
    .pillar-tag {
      font-size: 11px;
      font-weight: 700;
      color: var(--ql-brand);
      background: var(--ql-brand-light);
      padding: 3px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }
    .pillar-title {
      font-size: 17px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
    }
    .pillar-desc {
      font-size: 13px;
      color: var(--ql-text-muted);
      line-height: 1.6;
      margin: 0;
    }

    /* 资讯列表网格 */
    .post-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .post-card {
      background: var(--ql-bg-white);
      border: 1px solid var(--ql-border);
      border-radius: 8px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: all 0.25s ease;
    }
    .post-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 24px rgba(15, 23, 42, 0.08);
      border-color: #94a3b8;
    }
    .post-cover {
      width: 100%;
      height: 170px;
      object-fit: cover;
      display: block;
      background: #e2e8f0;
    }
    .post-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .post-meta-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 10px;
      font-size: 12px;
    }
    .post-category-tag {
      background: #f1f5f9;
      color: var(--ql-brand);
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
    }
    .post-date {
      color: #94a3b8;
    }
    .post-title {
      font-size: 16px;
      font-weight: 700;
      line-height: 1.45;
      color: #0f172a;
      margin-bottom: 10px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .post-excerpt {
      font-size: 13px;
      color: var(--ql-text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      flex-grow: 1;
    }
    .post-link-btn {
      font-size: 13px;
      font-weight: 600;
      color: var(--ql-brand);
      display: inline-flex;
      align-items: center;
      gap: 4px;
      align-self: flex-start;
    }
    .post-link-btn:hover {
      text-decoration: underline;
    }

    /* 流程步骤 */
    .flow-steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-item {
      background: var(--ql-bg-white);
      border: 1px solid var(--ql-border);
      border-radius: 8px;
      padding: 24px;
      position: relative;
    }
    .step-number {
      font-size: 24px;
      font-weight: 900;
      color: #cbd5e1;
      margin-bottom: 12px;
      line-height: 1;
    }
    .step-item h3 {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .step-item p {
      font-size: 13px;
      color: var(--ql-text-muted);
      line-height: 1.6;
      margin: 0;
    }

    /* FAQ 收折/问答卡 */
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .faq-item {
      background: var(--ql-bg-white);
      border: 1px solid var(--ql-border);
      border-radius: 8px;
      padding: 22px;
    }
    .faq-question {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
      display: flex;
      align-items: flex-start;
      gap: 8px;
    }
    .faq-question-icon {
      color: var(--ql-brand);
      font-weight: 800;
      flex-shrink: 0;
    }
    .faq-answer {
      font-size: 13px;
      color: var(--ql-text-muted);
      line-height: 1.65;
      margin: 0;
      padding-left: 18px;
    }

    /* 底部通用页脚 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 50px 0 24px;
      border-top: 1px solid #1e293b;
      margin-top: 40px;
    }
    .footer-top-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 40px;
      border-bottom: 1px solid #1e293b;
    }
    .footer-brand-title {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 18px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 14px;
    }
    .footer-brand-desc {
      font-size: 13px;
      line-height: 1.7;
      color: #94a3b8;
      max-width: 480px;
    }
    .footer-col h4 {
      font-size: 14px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 14px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 8px;
    }
    .footer-links a {
      font-size: 13px;
      color: #94a3b8;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: #64748b;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .pillar-grid, .flow-steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .post-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .header-main {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
      }
      .header-search {
        width: 100%;
      }
      .nav-bar-row {
        flex-direction: column;
        align-items: flex-start;
        overflow-x: auto;
      }
      .primary-nav {
        flex-wrap: nowrap;
        white-space: nowrap;
        overflow-x: auto;
        width: 100%;
        padding-bottom: 8px;
      }
      .nav-right-meta {
        display: none;
      }
      .category-hero h1 {
        font-size: 26px;
      }
      .hero-stats-row {
        flex-direction: column;
        gap: 14px;
      }
      .pillar-grid, .flow-steps-grid, .post-grid, .faq-grid {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
      }
    }
    @media (max-width: 520px) {
      .category-hero {
        padding: 36px 0;
      }
      .page-section {
        padding: 36px 0;
      }
    }

/* roulang page: article */
:root {
  --ql-brand: #1d4ed8;
  --ql-brand-dark: #0f172a;
  --ql-brand-light: #eff6ff;
  --ql-brand-hover: #1e40af;
  --ql-text-main: #1e293b;
  --ql-text-muted: #64748b;
  --ql-border: #e2e8f0;
  --ql-border-light: #f1f5f9;
  --ql-bg-page: #f8fafc;
  --ql-bg-white: #ffffff;
  --ql-tag-bg: #e0e7ff;
  --ql-tag-text: #3730a3;
}
body {
  background-color: var(--ql-bg-page);
  color: var(--ql-text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}
a:hover {
  color: var(--ql-brand);
}
.site-wrapper {
  width: 100%;
  overflow-x: hidden;
}
.main-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}
.site-header {
  background: var(--ql-bg-white);
  border-bottom: 1px solid var(--ql-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-main {
  padding: 16px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand-logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-logo-icon {
  width: 38px;
  height: 38px;
  background: var(--ql-brand);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -1px;
}
.brand-titles {
  display: flex;
  flex-direction: column;
}
.brand-title-main {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: 0.5px;
  line-height: 1.2;
}
.brand-title-tag {
  font-size: 11px;
  color: var(--ql-text-muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.header-search {
  display: flex;
  align-items: center;
  background: #f1f5f9;
  border: 1px solid var(--ql-border);
  border-radius: 6px;
  padding: 6px 14px;
  width: 320px;
}
.header-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 13px;
  color: var(--ql-text-main);
  width: 100%;
  margin: 0;
  box-shadow: none;
  height: auto;
}
.header-search-icon {
  color: var(--ql-text-muted);
  font-size: 14px;
  margin-left: 6px;
}
.nav-bar-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--ql-border-light);
  padding: 0 4px;
}
.primary-nav {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.primary-nav li a {
  display: inline-block;
  padding: 14px 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--ql-text-main);
  position: relative;
}
.primary-nav li.active a,
.primary-nav li a:hover {
  color: var(--ql-brand);
}
.primary-nav li.active a::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--ql-brand);
  border-radius: 3px 3px 0 0;
}
.nav-right-meta a {
  font-size: 13px;
  font-weight: 600;
  color: var(--ql-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-right-meta a:hover {
  color: var(--ql-brand);
}
.breadcrumb-wrap {
  padding: 18px 0;
  font-size: 13px;
  color: var(--ql-text-muted);
}
.breadcrumb-wrap a {
  color: var(--ql-text-muted);
}
.breadcrumb-wrap a:hover {
  color: var(--ql-brand);
}
.breadcrumb-sep {
  margin: 0 8px;
  color: #cbd5e1;
}
.article-page-body {
  padding-bottom: 60px;
}
.article-layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 830px) minmax(0, 360px);
  gap: 36px;
  align-items: start;
}
.article-main-card {
  background: var(--ql-bg-white);
  border: 1px solid var(--ql-border);
  border-radius: 10px;
  padding: 40px;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.03);
}
.article-meta-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.article-category-badge {
  background: var(--ql-brand-light);
  color: var(--ql-brand);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
}
.article-meta-time {
  font-size: 13px;
  color: var(--ql-text-muted);
}
.article-meta-source {
  font-size: 13px;
  color: var(--ql-text-muted);
  border-left: 1px solid var(--ql-border);
  padding-left: 12px;
}
.article-title-h1 {
  font-size: 30px;
  font-weight: 800;
  color: var(--ql-brand-dark);
  line-height: 1.35;
  margin-bottom: 24px;
  word-break: break-word;
}
.article-abstract {
  background: #f8fafc;
  border-left: 4px solid var(--ql-brand);
  padding: 16px 20px;
  border-radius: 0 6px 6px 0;
  margin-bottom: 30px;
  font-size: 14px;
  line-height: 1.7;
  color: #334155;
}
.article-featured-banner {
  width: 100%;
  border-radius: 8px;
  margin-bottom: 32px;
  overflow: hidden;
  max-height: 380px;
}
.article-featured-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.article-rich-content {
  font-size: 16px;
  line-height: 1.85;
  color: #334155;
  word-break: break-word;
}
.article-rich-content p {
  margin-bottom: 1.4em;
}
.article-rich-content h2,
.article-rich-content h3 {
  color: var(--ql-brand-dark);
  font-weight: 700;
  margin-top: 1.8em;
  margin-bottom: 0.8em;
  line-height: 1.4;
}
.article-rich-content h2 {
  font-size: 22px;
  border-bottom: 1px solid var(--ql-border-light);
  padding-bottom: 8px;
}
.article-rich-content h3 {
  font-size: 18px;
}
.article-rich-content ul,
.article-rich-content ol {
  margin-bottom: 1.4em;
  padding-left: 24px;
}
.article-rich-content li {
  margin-bottom: 6px;
}
.article-rich-content img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 16px 0;
}
.empty-article-notice {
  text-align: center;
  padding: 60px 20px;
}
.empty-article-notice h2 {
  font-size: 22px;
  color: var(--ql-brand-dark);
  margin-bottom: 16px;
}
.btn-return-home {
  display: inline-block;
  background: var(--ql-brand);
  color: #fff;
  padding: 10px 24px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 14px;
}
.btn-return-home:hover {
  background: var(--ql-brand-hover);
  color: #fff;
}
.sidebar-box {
  background: var(--ql-bg-white);
  border: 1px solid var(--ql-border);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 24px;
}
.sidebar-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--ql-brand-dark);
  padding-bottom: 12px;
  border-bottom: 2px solid #0f172a;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.sidebar-title-tag {
  font-size: 12px;
  font-weight: 500;
  color: var(--ql-brand);
}
.sidebar-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.sidebar-list-item {
  border-bottom: 1px dashed var(--ql-border-light);
  padding: 12px 0;
}
.sidebar-list-item:last-child {
  border-bottom: none;
}
.sidebar-list-item a {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #334155;
  line-height: 1.45;
  transition: color 0.2s ease;
}
.sidebar-list-item a:hover {
  color: var(--ql-brand);
}
.sidebar-list-time {
  font-size: 12px;
  color: var(--ql-text-muted);
  margin-top: 4px;
}
.sidebar-img-card {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  height: 160px;
  margin-bottom: 24px;
}
.sidebar-img-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.sidebar-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15,23,42,0.1) 0%, rgba(15,23,42,0.8) 100%);
  display: flex;
  align-items: flex-end;
  padding: 16px;
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
}
.site-footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 48px 0 24px;
  border-top: 1px solid #1e293b;
}
.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}
.footer-brand-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 14px;
}
.footer-brand-desc {
  font-size: 13px;
  line-height: 1.7;
  max-width: 480px;
  color: #94a3b8;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
}
.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links li {
  margin-bottom: 8px;
}
.footer-links a {
  font-size: 13px;
  color: #94a3b8;
}
.footer-links a:hover {
  color: #ffffff;
}
.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: #64748b;
  flex-wrap: wrap;
  gap: 12px;
}
@media (max-width: 1024px) {
  .article-layout-grid {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .header-main {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .header-search {
    width: 100%;
  }
  .nav-bar-row {
    flex-direction: column;
    align-items: flex-start;
    overflow-x: auto;
    width: 100%;
  }
  .primary-nav {
    gap: 18px;
    width: 100%;
    white-space: nowrap;
    overflow-x: auto;
  }
  .nav-right-meta {
    display: none;
  }
  .article-main-card {
    padding: 24px 16px;
  }
  .article-title-h1 {
    font-size: 22px;
  }
  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}
@media (max-width: 520px) {
  .article-title-h1 {
    font-size: 19px;
  }
  .article-meta-top {
    font-size: 12px;
  }
}