:root {
      --primary-color: #0056b3;
      --secondary-color: #f0ad4e;
      --text-color-dark: #333333;
      --text-color-medium: #666666;
      --background-color-light: #f8f9fa;
      --border-color: #e0e0e0;
      --shadow-color: rgba(0, 0, 0, 0.1);
      --shadow-hover-color: rgba(0, 0, 0, 0.2);
      --header-offset: 120px;
    }

    .blog-list__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      padding-top: var(--header-offset, 120px);
      position: relative;
    }

    .blog-list__heading {
      text-align: center;
      color: var(--text-color-dark);
      margin-bottom: 40px;
      font-size: 2.5em;
      font-weight: 700;
    }

    .blog-list__description {
      text-align: center;
      color: var(--text-color-medium);
      margin-bottom: 50px;
      font-size: 1.1em;
      line-height: 1.6;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .blog-list__timeline {
      position: relative;
      margin: 0 auto;
      padding: 20px 0;
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      top: 0;
      bottom: 0;
      width: 4px;
      background: var(--border-color);
      left: 50%;
      margin-left: -2px;
      z-index: 1;
      display: none;
    }

    .blog-list__wrapper {
      display: grid;
      grid-template-columns: 1fr;
      gap: 30px;
    }

    .blog-list__item {
      background-color: #ffffff;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 4px 12px var(--shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      position: relative;
      z-index: 2;
    }

    .blog-list__item:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 18px var(--shadow-hover-color);
    }

    .blog-list__item-image-wrapper {
      width: 100%;
      padding-bottom: 56.25%;
      position: relative;
      overflow: hidden;
    }

    .blog-list__item-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .blog-list__item-content {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .blog-list__item-title {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 10px;
      line-height: 1.3;
    }

    .blog-list__item-title-link {
      color: var(--text-color-dark);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .blog-list__item-title-link:hover {
      color: var(--primary-color);
    }

    .blog-list__item-summary {
      font-size: 15px;
      color: var(--text-color-medium);
      line-height: 1.6;
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
      flex-grow: 1;
    }

    .blog-list__item-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: auto;
      padding-top: 15px;
      border-top: 1px solid var(--border-color);
    }

    .blog-list__item-date {
      font-size: 13px;
      color: var(--text-color-medium);
    }

    .blog-list__item-read-more {
      display: inline-block;
      padding: 8px 15px;
      background-color: var(--primary-color);
      color: #ffffff;
      text-decoration: none;
      border-radius: 6px;
      font-size: 14px;
      transition: background-color 0.3s ease;
    }

    .blog-list__item-read-more:hover {
      background-color: #004494;
    }

    @media (min-width: 768px) {
      .blog-list__wrapper {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (min-width: 1024px) {
      .blog-list__timeline::before {
        display: block;
      }

      .blog-list__wrapper {
        grid-template-columns: repeat(2, 1fr);
        position: relative;
        padding-top: 50px;
      }

      .blog-list__item {
        margin-bottom: 60px;
      }

      .blog-list__item:nth-child(odd) {
        grid-column: 1 / 2;
        margin-right: 50px;
        text-align: right;
      }

      .blog-list__item:nth-child(even) {
        grid-column: 2 / 3;
        margin-left: 50px;
        text-align: left;
      }
      
      .blog-list__item:nth-child(odd) .blog-list__item-content {
          align-items: flex-end;
      }

      .blog-list__item:nth-child(even) .blog-list__item-content {
          align-items: flex-start;
      }

      .blog-list__item::after {
        content: '';
        position: absolute;
        width: 18px;
        height: 18px;
        background-color: var(--primary-color);
        border: 4px solid #ffffff;
        border-radius: 50%;
        top: 30%;
        z-index: 3;
        box-shadow: 0 0 0 2px var(--primary-color);
      }

      .blog-list__item:nth-child(odd)::after {
        right: -59px;
      }

      .blog-list__item:nth-child(even)::after {
        left: -59px;
      }
      
      .blog-list__item:nth-child(odd) .blog-list__item-title-link,
      .blog-list__item:nth-child(odd) .blog-list__item-summary,
      .blog-list__item:nth-child(odd) .blog-list__item-date {
          text-align: right;
      }
      
      .blog-list__item:nth-child(even) .blog-list__item-title-link,
      .blog-list__item:nth-child(even) .blog-list__item-summary,
      .blog-list__item:nth-child(even) .blog-list__item-date {
          text-align: left;
      }

      .blog-list__item:nth-child(odd) .blog-list__item-meta {
          justify-content: flex-end;
      }
      
      .blog-list__item:nth-child(even) .blog-list__item-meta {
          justify-content: flex-start;
      }
      
      .blog-list__item:nth-child(odd) .blog-list__item-read-more {
          margin-left: 15px;
      }
      .blog-list__item:nth-child(even) .blog-list__item-read-more {
          margin-right: 15px;
      }
    }

    @media (min-width: 1200px) {
      .blog-list__timeline::before {
        left: 50%;
      }
      .blog-list__item:nth-child(odd) {
        margin-right: 70px;
      }
      .blog-list__item:nth-child(even) {
        margin-left: 70px;
      }
      .blog-list__item:nth-child(odd)::after {
        right: -79px;
      }
      .blog-list__item:nth-child(even)::after {
        left: -79px;
      }
    }

    @media (max-width: 1023px) {
      .blog-list__timeline::before {
        left: 20px;
        margin-left: 0;
        display: block;
      }

      .blog-list__item {
        margin-left: 50px;
        margin-bottom: 30px;
        text-align: left;
      }
      
      .blog-list__item-content {
          align-items: flex-start;
      }

      .blog-list__item::after {
        content: '';
        position: absolute;
        width: 18px;
        height: 18px;
        background-color: var(--primary-color);
        border: 4px solid #ffffff;
        border-radius: 50%;
        left: -39px;
        top: 30%;
        z-index: 3;
        box-shadow: 0 0 0 2px var(--primary-color);
      }
      
      .blog-list__item-meta {
          justify-content: space-between;
      }
    }
    
    @media (max-width: 767px) {
        .blog-list__heading {
            font-size: 2em;
        }
        .blog-list__description {
            font-size: 1em;
        }
        .blog-list__item-title {
            font-size: 18px;
        }
        .blog-list__item-summary {
            font-size: 14px;
            -webkit-line-clamp: 4;
        }
        .blog-list__item-date, .blog-list__item-read-more {
            font-size: 13px;
        }
        .blog-list__item {
            margin-left: 40px;
        }
        .blog-list__item::after {
            left: -34px;
        }
    }