:root {
      --blog-list-primary-color: #0056b3;
      --blog-list-text-color: #333;
      --blog-list-secondary-text-color: #666;
      --blog-list-date-color: #999;
      --blog-list-background-color: #f8f8f8;
      --blog-list-card-background: #ffffff;
      --blog-list-border-radius: 10px;
      --blog-list-shadow: rgba(0, 0, 0, 0.08);
      --blog-list-hover-shadow: rgba(0, 0, 0, 0.15);
    }

    .blog-list {
      padding: 20px;
      padding-top: var(--header-offset, 120px);
      background-color: var(--blog-list-background-color);
      font-family: Arial, sans-serif;
      color: var(--blog-list-text-color);
    }

    .blog-list__header {
      text-align: center;
      margin-bottom: 40px;
    }

    .blog-list__title {
      font-size: 2.5em;
      color: var(--blog-list-primary-color);
      margin-bottom: 15px;
      line-height: 1.2;
    }

    .blog-list__description {
      font-size: 1.1em;
      color: var(--blog-list-secondary-text-color);
      max-width: 800px;
      margin: 0 auto;
      line-height: 1.6;
    }

    .blog-list__grid {
      display: grid;
      gap: 30px;
      position: relative;
      padding-left: 20px;
      padding-right: 20px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .blog-list__grid::before {
      content: '';
      position: absolute;
      left: 30px; 
      top: 0;
      bottom: 0;
      width: 2px;
      background-color: #e0e0e0;
      z-index: 0;
    }

    @media (min-width: 768px) {
      .blog-list__grid {
        grid-template-columns: repeat(2, 1fr);
        padding-left: 0;
        padding-right: 0;
      }
      .blog-list__grid::before {
        left: 50%;
        transform: translateX(-50%);
      }
    }

    @media (min-width: 1024px) {
      .blog-list__grid {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    .blog-list__item {
      background-color: var(--blog-list-card-background);
      border-radius: var(--blog-list-border-radius);
      overflow: hidden;
      box-shadow: 0 4px 12px var(--blog-list-shadow);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      position: relative;
      z-index: 1;
    }

    .blog-list__item:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px var(--blog-list-hover-shadow);
    }

    .blog-list__item::before {
      content: '';
      position: absolute;
      left: -20px;
      top: 25px;
      width: 10px;
      height: 10px;
      background-color: var(--blog-list-primary-color);
      border-radius: 50%;
      transform: translateX(-50%);
      z-index: 2;
      display: none;
    }

    @media (max-width: 767px) {
      .blog-list__item::before {
        display: block;
      }
    }

    .blog-list__cover-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      border-bottom: 1px solid #eee;
    }

    .blog-list__content {
      padding: 20px;
    }

    .blog-list__date {
      font-size: 0.85em;
      color: var(--blog-list-date-color);
      margin-bottom: 10px;
      display: block;
    }

    .blog-list__post-title {
      font-size: 1.3em;
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.4;
    }

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

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

    .blog-list__summary {
      font-size: 0.95em;
      color: var(--blog-list-secondary-text-color);
      line-height: 1.6;
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
      min-height: 70px;
    }

    .blog-list__read-more {
      display: inline-block;
      background-color: var(--blog-list-primary-color);
      color: var(--blog-list-card-background);
      padding: 10px 18px;
      border-radius: 5px;
      text-decoration: none;
      font-size: 0.9em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .blog-list__read-more:hover {
      background-color: #004085;
    }

    @media (max-width: 767px) {
      .blog-list {
        padding: 15px;
        padding-top: var(--header-offset, 120px);
      }

      .blog-list__title {
        font-size: 2em;
      }

      .blog-list__description {
        font-size: 1em;
      }

      .blog-list__grid {
        gap: 20px;
      }

      .blog-list__cover-image {
        height: 180px;
      }

      .blog-list__content {
        padding: 15px;
      }

      .blog-list__post-title {
        font-size: 1.2em;
      }

      .blog-list__summary {
        font-size: 0.9em;
        min-height: 65px;
      }

      .blog-list__read-more {
        padding: 8px 15px;
        font-size: 0.85em;
      }
    }