/* roulang page: index */
body {
      background-color: #f7f9fb;
      color: #1a202c;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    .custom-container {
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.25rem;
      padding-right: 1.25rem;
    }
    .feature-card-hover {
      transition: all 0.25s ease-in-out;
    }
    .feature-card-hover:hover {
      border-color: #2b5ca8;
      box-shadow: 0 4px 16px rgba(43, 92, 168, 0.08);
    }
    .article-item {
      transition: background-color 0.15s ease;
    }
    .article-item:hover {
      background-color: #f8fafc;
    }
    .article-item:hover .item-title {
      color: #2b5ca8;
    }

/* roulang page: article */
body {
            background-color: #f7f9fb;
            color: #1a202c;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            -webkit-font-smoothing: antialiased;
        }
        .custom-container {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        .article-content {
            font-size: 16px;
            line-height: 1.85;
            color: #2d3748;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-content h2 {
            font-size: 1.45rem;
            font-weight: 700;
            color: #0f172a;
            margin-top: 2.25rem;
            margin-bottom: 1rem;
            padding-left: 0.75rem;
            border-left: 4px solid #2b5ca8;
            line-height: 1.4;
        }
        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: #1e293b;
            margin-top: 1.75rem;
            margin-bottom: 0.75rem;
        }
        .article-content ul, .article-content ol {
            margin-bottom: 1.5rem;
            padding-left: 1.5rem;
        }
        .article-content ul {
            list-style-type: disc;
        }
        .article-content ol {
            list-style-type: decimal;
        }
        .article-content li {
            margin-bottom: 0.5rem;
        }
        .article-content strong {
            color: #0f172a;
            font-weight: 600;
        }
        .article-item {
            transition: background-color 0.15s ease;
        }
        .article-item:hover {
            background-color: #f8fafc;
        }
        .article-item:hover .item-title {
            color: #2b5ca8;
        }
        @media (max-width: 768px) {
            .article-content {
                font-size: 15px;
                line-height: 1.75;
            }
            .article-content h2 {
                font-size: 1.25rem;
            }
        }

/* roulang page: category1 */
/* roulang page: category1 */
    body {
      background-color: #f7f9fb;
      color: #1a202c;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    .custom-container {
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.25rem;
      padding-right: 1.25rem;
    }
    .feature-card-hover {
      transition: all 0.25s ease-in-out;
    }
    .feature-card-hover:hover {
      border-color: #2b5ca8;
      box-shadow: 0 4px 16px rgba(43, 92, 168, 0.08);
    }
    .article-item {
      transition: background-color 0.15s ease;
    }
    .article-item:hover {
      background-color: #f8fafc;
    }
    .article-item:hover .item-title {
      color: #2b5ca8;
    }
    @media (max-width: 768px) {
      .custom-container {
        padding-left: 1rem;
        padding-right: 1rem;
      }
    }