/* roulang page: index */
:root {
      --primary-color: #1752b5;
      --primary-hover: #124090;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --text-light: #94a3b8;
      --bg-page: #f8fafc;
      --bg-white: #ffffff;
      --border-color: #e2e8f0;
      --border-light: #f1f5f9;
      --font-family: -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-family);
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.5;
      -webkit-font-smoothing: antialiased;
    }

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

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 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 {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 头部与主导航 */
    .site-header {
      background-color: var(--bg-white);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-main {
      padding: 20px 0;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .logo-badge {
      width: 38px;
      height: 38px;
      background: var(--primary-color);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      font-weight: 700;
      font-size: 20px;
      box-shadow: 0 2px 8px rgba(23, 82, 181, 0.25);
    }
    .brand-title {
      font-size: 24px;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.2;
    }
    .brand-subtitle {
      font-size: 11px;
      color: var(--text-muted);
      letter-spacing: 0.5px;
    }
    .header-search {
      display: flex;
      align-items: center;
      background: #f1f5f9;
      border-radius: 6px;
      padding: 8px 16px;
      width: 320px;
      border: 1px solid transparent;
      transition: all 0.2s ease;
    }
    .header-search:focus-within {
      background: #fff;
      border-color: var(--primary-color);
      box-shadow: 0 0 0 3px rgba(23, 82, 181, 0.1);
    }
    .header-search input {
      border: none;
      background: transparent;
      outline: none;
      font-size: 13px;
      width: 100%;
      color: var(--text-main);
    }
    .search-icon {
      color: var(--text-muted);
      margin-right: 8px;
      font-size: 14px;
    }

    .main-nav {
      border-top: 1px solid var(--border-light);
    }
    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .nav-list {
      display: flex;
      list-style: none;
      gap: 32px;
    }
    .nav-item a {
      display: inline-block;
      padding: 14px 0;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-main);
      position: relative;
    }
    .nav-item.active a {
      color: var(--primary-color);
      font-weight: 700;
    }
    .nav-item.active a::after {
      content: "";
      position: absolute;
      bottom: -1px;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary-color);
    }
    .nav-item a:hover {
      color: var(--primary-color);
    }
    .nav-right-link {
      font-size: 13px;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .nav-right-link:hover {
      color: var(--primary-color);
    }

    /* 顶部分类枢纽卡片区 */
    .hero-matrix {
      margin-top: 24px;
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 24px 28px;
      display: flex;
      align-items: center;
      gap: 24px;
      box-shadow: 0 1px 3px rgba(0,0,0,0.02);
    }
    .matrix-title-box {
      border-right: 1px solid var(--border-color);
      padding-right: 28px;
      min-width: 220px;
    }
    .matrix-badge {
      display: inline-block;
      background: #0f172a;
      color: #fff;
      font-size: 11px;
      font-weight: 600;
      padding: 2px 8px;
      border-radius: 4px;
      margin-bottom: 8px;
    }
    .matrix-title-box h1 {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.3;
    }
    .matrix-desc {
      font-size: 12px;
      color: var(--text-muted);
      margin-top: 6px;
    }
    .matrix-items {
      display: grid;
      grid-template-columns: repeat(3, 1fr) auto;
      gap: 16px;
      flex-grow: 1;
      align-items: stretch;
    }
    .matrix-item {
      border: 1px solid var(--border-light);
      background: #f8fafc;
      padding: 14px 18px;
      border-radius: 6px;
      position: relative;
      transition: all 0.2s ease;
    }
    .matrix-item:hover {
      background: #fff;
      border-color: var(--primary-color);
      box-shadow: 0 4px 12px rgba(23, 82, 181, 0.06);
    }
    .matrix-num {
      font-size: 11px;
      font-weight: 700;
      color: var(--text-light);
      margin-bottom: 4px;
    }
    .matrix-name {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 2px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .matrix-sub {
      font-size: 12px;
      color: var(--text-muted);
    }
    .matrix-btn-all {
      background: var(--primary-color);
      color: #fff;
      border-radius: 6px;
      padding: 0 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 600;
      transition: background 0.2s ease;
      white-space: nowrap;
    }
    .matrix-btn-all:hover {
      background: var(--primary-hover);
    }

    /* 双列主流内容区 */
    .dual-columns-section {
      padding: 32px 0 60px;
    }
    .dual-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
    .column-box {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 24px;
      display: flex;
      flex-direction: column;
    }
    .column-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      margin-bottom: 16px;
      border-bottom: 1px solid var(--border-light);
      padding-bottom: 12px;
    }
    .column-title-wrap {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .column-mark {
      width: 4px;
      height: 18px;
      background: var(--primary-color);
      border-radius: 2px;
    }
    .column-title {
      font-size: 18px;
      font-weight: 700;
      color: #0f172a;
    }
    .column-subtitle {
      font-size: 12px;
      color: var(--text-muted);
      margin-top: 4px;
    }
    .column-link-more {
      font-size: 13px;
      color: var(--text-muted);
      display: inline-flex;
      align-items: center;
      gap: 2px;
    }
    .column-link-more:hover {
      color: var(--primary-color);
    }

    /* 焦点图模块 */
    .hero-card-banner {
      position: relative;
      border-radius: 8px;
      overflow: hidden;
      margin-bottom: 20px;
      aspect-ratio: 16 / 9;
      background: #0f172a;
    }
    .hero-card-banner img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.75;
      transition: transform 0.4s ease;
    }
    .hero-card-banner:hover img {
      transform: scale(1.03);
    }
    .hero-banner-content {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 20px;
      background: linear-gradient(180deg, transparent 0%, rgba(15, 23, 42, 0.9) 100%);
      color: #fff;
    }
    .hero-banner-title {
      font-size: 17px;
      font-weight: 700;
      line-height: 1.4;
      margin-bottom: 8px;
    }
    .hero-banner-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 11px;
      color: rgba(255,255,255,0.7);
    }

    /* 列表项 */
    .item-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .list-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 14px 0;
      border-bottom: 1px solid var(--border-light);
      gap: 16px;
    }
    .list-row:last-child {
      border-bottom: none;
    }
    .list-row-title {
      font-size: 14px;
      color: #1e293b;
      font-weight: 500;
      flex-grow: 1;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      transition: color 0.2s ease;
    }
    .list-row:hover .list-row-title {
      color: var(--primary-color);
    }
    .list-row-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 12px;
      color: var(--text-light);
      white-space: nowrap;
    }
    .list-tag {
      background: #f1f5f9;
      color: var(--text-muted);
      padding: 2px 6px;
      border-radius: 4px;
      font-size: 11px;
    }

    .column-footer-more {
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px solid var(--border-light);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 500;
    }
    .column-footer-more:hover {
      color: var(--primary-color);
    }

    /* 底部通用板块 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      font-size: 13px;
      padding: 48px 0 24px;
      border-top: 1px solid #1e293b;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 14px;
    }
    .footer-logo-badge {
      width: 30px;
      height: 30px;
      background: var(--primary-color);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 6px;
      font-weight: 700;
      font-size: 16px;
    }
    .footer-brand-name {
      font-size: 20px;
      font-weight: 700;
      color: #f8fafc;
    }
    .footer-desc {
      font-size: 13px;
      color: #64748b;
      line-height: 1.6;
      max-width: 440px;
    }
    .footer-col-title {
      font-size: 14px;
      font-weight: 600;
      color: #f1f5f9;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: #64748b;
    }
    .footer-bottom-notice {
      max-width: 600px;
      text-align: right;
    }

    /* 移动端与响应式适配 */
    @media (max-width: 1024px) {
      .hero-matrix {
        flex-direction: column;
        align-items: stretch;
      }
      .matrix-title-box {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding-right: 0;
        padding-bottom: 16px;
      }
      .matrix-items {
        grid-template-columns: repeat(3, 1fr);
      }
      .matrix-btn-all {
        grid-column: span 3;
        padding: 12px;
      }
    }

    @media (max-width: 768px) {
      .header-main {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
      }
      .header-search {
        width: 100%;
      }
      .nav-inner {
        overflow-x: auto;
      }
      .nav-list {
        gap: 20px;
        white-space: nowrap;
      }
      .nav-right-link {
        display: none;
      }
      .dual-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .matrix-items {
        grid-template-columns: 1fr;
      }
      .matrix-btn-all {
        grid-column: span 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
      }
      .footer-bottom-notice {
        text-align: left;
      }
    }

    @media (max-width: 520px) {
      .top-bar-inner {
        flex-direction: column;
        gap: 4px;
        align-items: flex-start;
      }
      .column-box {
        padding: 16px;
      }
      .list-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
      }
      .list-row-meta {
        width: 100%;
        justify-content: space-between;
      }
    }

/* roulang page: category1 */
:root {
      --primary-color: #1752b5;
      --primary-hover: #124090;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --text-light: #94a3b8;
      --bg-page: #f8fafc;
      --bg-white: #ffffff;
      --border-color: #e2e8f0;
      --border-light: #f1f5f9;
      --font-family: -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-family);
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: color 0.2s ease, opacity 0.2s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .site-header {
      background-color: var(--bg-white);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-main {
      padding: 20px 0;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .logo-badge {
      width: 38px;
      height: 38px;
      background: var(--primary-color);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      font-weight: 700;
      font-size: 20px;
      box-shadow: 0 2px 8px rgba(23, 82, 181, 0.25);
    }
    .brand-title {
      font-size: 24px;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.2;
    }
    .brand-subtitle {
      font-size: 11px;
      color: var(--text-muted);
      letter-spacing: 0.5px;
    }
    .header-search {
      display: flex;
      align-items: center;
      background: #f1f5f9;
      border-radius: 6px;
      padding: 8px 16px;
      width: 320px;
      border: 1px solid transparent;
      transition: all 0.2s ease;
    }
    .header-search:focus-within {
      background: #fff;
      border-color: var(--primary-color);
      box-shadow: 0 0 0 3px rgba(23, 82, 181, 0.1);
    }
    .header-search input {
      border: none;
      background: transparent;
      outline: none;
      font-size: 13px;
      width: 100%;
      color: var(--text-main);
    }
    .search-icon {
      color: var(--text-muted);
      margin-right: 8px;
      font-size: 14px;
    }
    .main-nav {
      border-top: 1px solid var(--border-light);
    }
    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .nav-list {
      display: flex;
      list-style: none;
      gap: 32px;
    }
    .nav-item a {
      display: inline-block;
      padding: 14px 0;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-main);
      position: relative;
    }
    .nav-item.active a {
      color: var(--primary-color);
      font-weight: 700;
    }
    .nav-item.active a::after {
      content: "";
      position: absolute;
      bottom: -1px;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary-color);
    }
    .nav-item a:hover {
      color: var(--primary-color);
    }
    .nav-right-link {
      font-size: 13px;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .nav-right-link:hover {
      color: var(--primary-color);
    }

    .category-hero {
      margin-top: 24px;
      position: relative;
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid var(--border-color);
      background: #0f172a;
      min-height: 380px;
      display: flex;
      align-items: center;
    }
    .category-hero-bg {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.38;
    }
    .category-hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.75) 60%, rgba(15, 23, 42, 0.3) 100%);
    }
    .category-hero-content {
      position: relative;
      z-index: 2;
      padding: 48px;
      max-width: 680px;
    }
    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(23, 82, 181, 0.85);
      color: #ffffff;
      padding: 4px 12px;
      border-radius: 4px;
      font-size: 12px;
      font-weight: 600;
      margin-bottom: 16px;
      letter-spacing: 0.5px;
    }
    .category-hero-content h1 {
      font-size: 32px;
      font-weight: 800;
      color: #ffffff;
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .category-hero-content p {
      font-size: 15px;
      color: #cbd5e1;
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .hero-btn-group {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }
    .btn-hero-primary {
      background: var(--primary-color);
      color: #ffffff;
      padding: 11px 24px;
      border-radius: 6px;
      font-weight: 600;
      font-size: 14px;
      transition: background 0.2s ease;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .btn-hero-primary:hover {
      background: var(--primary-hover);
    }
    .btn-hero-outline {
      background: rgba(255, 255, 255, 0.1);
      color: #ffffff;
      border: 1px solid rgba(255, 255, 255, 0.3);
      padding: 11px 24px;
      border-radius: 6px;
      font-weight: 500;
      font-size: 14px;
      backdrop-filter: blur(4px);
      transition: background 0.2s ease;
    }
    .btn-hero-outline:hover {
      background: rgba(255, 255, 255, 0.2);
    }

    .section-standard {
      padding: 48px 0;
    }
    .section-title-wrap {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      margin-bottom: 24px;
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 14px;
    }
    .section-title-left {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .section-mark {
      width: 4px;
      height: 22px;
      background: var(--primary-color);
      border-radius: 2px;
    }
    .section-title {
      font-size: 20px;
      font-weight: 700;
      color: #0f172a;
    }
    .section-desc {
      font-size: 13px;
      color: var(--text-muted);
      margin-top: 4px;
    }

    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .matrix-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 24px;
      position: relative;
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    .matrix-card:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
      border-color: #cbd5e1;
    }
    .matrix-card-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 16px;
    }
    .matrix-badge-num {
      background: #eff6ff;
      color: var(--primary-color);
      font-weight: 700;
      font-size: 18px;
      padding: 4px 10px;
      border-radius: 6px;
      border: 1px solid #bfdbfe;
    }
    .matrix-level {
      font-size: 12px;
      color: var(--text-muted);
      font-weight: 500;
    }
    .matrix-card-title {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .matrix-card-text {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .matrix-spec-list {
      list-style: none;
      border-top: 1px dashed var(--border-color);
      padding-top: 12px;
      font-size: 12px;
    }
    .matrix-spec-item {
      display: flex;
      justify-content: space-between;
      padding: 4px 0;
      color: var(--text-main);
    }
    .matrix-spec-item span:first-child {
      color: var(--text-muted);
    }

    .risk-banner {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      overflow: hidden;
      display: grid;
      grid-template-columns: 420px 1fr;
      margin-bottom: 48px;
    }
    .risk-banner-media {
      position: relative;
      min-height: 320px;
    }
    .risk-banner-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .risk-banner-body {
      padding: 36px 40px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .risk-tag {
      font-size: 12px;
      font-weight: 600;
      color: #b91c1c;
      background: #fef2f2;
      border: 1px solid #fecaca;
      padding: 3px 8px;
      border-radius: 4px;
      align-self: flex-start;
      margin-bottom: 12px;
    }
    .risk-title {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 14px;
    }
    .risk-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .risk-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .risk-item {
      background: var(--bg-page);
      padding: 12px 16px;
      border-radius: 6px;
      border-left: 3px solid var(--primary-color);
    }
    .risk-item-title {
      font-size: 13px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 4px;
    }
    .risk-item-desc {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .process-step {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 24px;
      position: relative;
    }
    .step-number {
      font-size: 28px;
      font-weight: 900;
      color: #e2e8f0;
      line-height: 1;
      margin-bottom: 12px;
    }
    .step-title {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .step-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    .cms-posts-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .post-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: all 0.2s ease;
    }
    .post-card:hover {
      box-shadow: 0 6px 18px rgba(0, 0, 0, 0.05);
      border-color: #cbd5e1;
    }
    .post-card-thumb {
      height: 160px;
      width: 100%;
      background: #f1f5f9;
      position: relative;
      overflow: hidden;
    }
    .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(1.03);
    }
    .post-card-body {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .post-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--text-light);
      margin-bottom: 10px;
    }
    .post-category {
      color: var(--primary-color);
      font-weight: 600;
      background: #eff6ff;
      padding: 2px 6px;
      border-radius: 4px;
    }
    .post-card-title {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      line-height: 1.4;
      margin-bottom: 10px;
    }
    .post-card-title a:hover {
      color: var(--primary-color);
    }
    .post-card-excerpt {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .post-card-footer {
      border-top: 1px solid var(--border-light);
      padding-top: 12px;
      display: flex;
      justify-content: flex-end;
    }
    .post-read-link {
      font-size: 13px;
      color: var(--primary-color);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .faq-item {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 22px;
    }
    .faq-q {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
      display: flex;
      align-items: flex-start;
      gap: 8px;
    }
    .faq-q-mark {
      color: var(--primary-color);
      font-weight: 800;
    }
    .faq-a {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      padding-left: 22px;
    }

    .site-footer {
      background: #0f172a;
      color: #cbd5e1;
      padding: 48px 0 24px;
      margin-top: 60px;
      border-top: 1px solid #1e293b;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 48px;
      margin-bottom: 40px;
    }
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
    }
    .footer-logo-badge {
      width: 32px;
      height: 32px;
      background: var(--primary-color);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 6px;
      font-weight: 700;
      font-size: 18px;
    }
    .footer-brand-name {
      font-size: 20px;
      font-weight: 800;
      color: #ffffff;
    }
    .footer-desc {
      font-size: 13px;
      line-height: 1.7;
      color: #94a3b8;
      max-width: 440px;
    }
    .footer-col-title {
      font-size: 14px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 16px;
      position: relative;
      padding-bottom: 8px;
    }
    .footer-col-title::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 24px;
      height: 2px;
      background: var(--primary-color);
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      font-size: 13px;
      color: #94a3b8;
      transition: color 0.2s ease;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: #64748b;
    }
    .footer-bottom-notice {
      max-width: 600px;
      text-align: right;
    }

    @media (max-width: 1024px) {
      .matrix-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .risk-banner {
        grid-template-columns: 1fr;
      }
      .risk-banner-media {
        height: 260px;
      }
      .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .cms-posts-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .header-main {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
      }
      .header-search {
        width: 100%;
      }
      .nav-inner {
        overflow-x: auto;
        padding-bottom: 4px;
      }
      .nav-list {
        gap: 20px;
        white-space: nowrap;
      }
      .category-hero-content {
        padding: 32px 24px;
      }
      .category-hero-content h1 {
        font-size: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: left;
      }
      .footer-bottom-notice {
        text-align: left;
      }
      .faq-grid {
        grid-template-columns: 1fr;
      }
      .cms-posts-grid {
        grid-template-columns: 1fr;
      }
    }
    @media (max-width: 520px) {
      .matrix-grid {
        grid-template-columns: 1fr;
      }
      .process-timeline {
        grid-template-columns: 1fr;
      }
      .risk-grid {
        grid-template-columns: 1fr;
      }
      .category-hero {
        min-height: auto;
      }
    }

/* roulang page: article */
:root {
  --primary-color: #1752b5;
  --primary-hover: #124090;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --bg-page: #f8fafc;
  --bg-white: #ffffff;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --font-family: -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-family);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.site-header {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-main {
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-badge {
  width: 38px;
  height: 38px;
  background: var(--primary-color);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-weight: 700;
  font-size: 20px;
  box-shadow: 0 2px 8px rgba(23, 82, 181, 0.25);
}
.brand-title {
  font-size: 24px;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.2;
}
.brand-subtitle {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}
.header-search {
  display: flex;
  align-items: center;
  background: #f1f5f9;
  border-radius: 6px;
  padding: 8px 16px;
  width: 320px;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}
.header-search:focus-within {
  background: #fff;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(23, 82, 181, 0.1);
}
.header-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 13px;
  width: 100%;
  color: var(--text-main);
}
.search-icon {
  color: var(--text-muted);
  margin-right: 8px;
  font-size: 14px;
}
.main-nav {
  border-top: 1px solid var(--border-light);
}
.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-list {
  display: flex;
  list-style: none;
  gap: 32px;
}
.nav-item a {
  display: inline-block;
  padding: 14px 0;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-main);
  position: relative;
}
.nav-item.active a {
  color: var(--primary-color);
  font-weight: 700;
}
.nav-item.active a::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary-color);
}
.nav-item a:hover {
  color: var(--primary-color);
}
.nav-right-link {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-right-link:hover {
  color: var(--primary-color);
}

.article-page-body {
  padding: 24px 0 64px;
}
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.breadcrumb-nav a:hover {
  color: var(--primary-color);
}
.breadcrumb-sep {
  color: var(--text-light);
}
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 28px;
  align-items: start;
}
.article-main-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 36px 40px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}
.article-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
}
.article-badge {
  background: rgba(23, 82, 181, 0.08);
  color: var(--primary-color);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
}
.article-date, .article-source {
  font-size: 13px;
  color: var(--text-muted);
}
.article-h1 {
  font-size: 28px;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.35;
  margin-bottom: 20px;
}
.article-lead {
  background: #f8fafc;
  border-left: 4px solid var(--primary-color);
  padding: 16px 20px;
  border-radius: 0 6px 6px 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 28px;
}
.article-featured-img {
  margin-bottom: 28px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border-light);
}
.article-featured-img img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}
.article-content {
  font-size: 16px;
  color: #334155;
  line-height: 1.85;
}
.article-content p {
  margin-bottom: 18px;
}
.article-content h2 {
  font-size: 21px;
  font-weight: 700;
  color: #0f172a;
  margin: 32px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-light);
}
.article-content h3 {
  font-size: 18px;
  font-weight: 700;
  color: #0f172a;
  margin: 24px 0 12px;
}
.article-content ul, .article-content ol {
  padding-left: 24px;
  margin-bottom: 18px;
}
.article-content li {
  margin-bottom: 8px;
}
.article-footer-meta {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.article-tag-list {
  display: flex;
  gap: 8px;
  align-items: center;
}
.tag-label {
  font-size: 12px;
  color: var(--text-muted);
}
.tag-pill {
  font-size: 12px;
  background: #f1f5f9;
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 4px;
}
.article-share {
  font-size: 13px;
  color: var(--text-muted);
}
.not-found-box {
  text-align: center;
  padding: 60px 20px;
}
.not-found-title {
  font-size: 20px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 12px;
}
.not-found-btn {
  display: inline-block;
  background: var(--primary-color);
  color: #fff;
  padding: 10px 24px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  margin-top: 12px;
}
.not-found-btn:hover {
  background: var(--primary-hover);
}

.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.side-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}
.side-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-light);
}
.side-card-mark {
  width: 4px;
  height: 16px;
  background: var(--primary-color);
  border-radius: 2px;
}
.side-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.side-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.side-item-thumb {
  width: 72px;
  height: 52px;
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
  background: #f1f5f9;
}
.side-item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.side-item-body {
  flex-grow: 1;
  min-width: 0;
}
.side-item-link {
  font-size: 13px;
  font-weight: 600;
  color: #1e293b;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.side-item-link:hover {
  color: var(--primary-color);
}
.side-item-date {
  font-size: 11px;
  color: var(--text-light);
  margin-top: 4px;
}
.side-banner {
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  background: #0f172a;
}
.side-banner img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  opacity: 0.85;
}
.side-banner-text {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.95), transparent);
  color: #fff;
}
.side-banner-title {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}
.side-banner-desc {
  font-size: 11px;
  color: #cbd5e1;
}

.site-footer {
  background-color: #0f172a;
  color: #94a3b8;
  padding: 48px 0 24px;
  font-size: 13px;
  border-top: 1px solid #1e293b;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.footer-logo-badge {
  width: 28px;
  height: 28px;
  background: var(--primary-color);
  color: #fff;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
}
.footer-brand-name {
  color: #f8fafc;
  font-size: 18px;
  font-weight: 700;
}
.footer-desc {
  line-height: 1.6;
  max-width: 440px;
  color: #64748b;
}
.footer-col-title {
  color: #f8fafc;
  font-weight: 600;
  margin-bottom: 16px;
  font-size: 14px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a:hover {
  color: #f8fafc;
}
.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
}
.footer-bottom-notice {
  max-width: 600px;
  text-align: right;
  color: #64748b;
}

@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-sidebar {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .header-main {
    flex-direction: column;
    gap: 14px;
    align-items: flex-start;
  }
  .header-search {
    width: 100%;
  }
  .nav-inner {
    overflow-x: auto;
  }
  .nav-list {
    gap: 20px;
  }
  .nav-right-link {
    display: none;
  }
  .article-main-card {
    padding: 24px 20px;
  }
  .article-h1 {
    font-size: 22px;
  }
  .article-sidebar {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-bottom-notice {
    text-align: left;
  }
}
@media (max-width: 520px) {
  .article-main-card {
    padding: 20px 14px;
  }
  .article-meta-row {
    gap: 10px;
  }
  .article-content {
    font-size: 15px;
  }
}