:root {
      --blog-list-primary-color: #007bff;
      --blog-list-text-color-dark: #333333;
      --blog-list-text-color-medium: #555555;
      --blog-list-background-color-light: #f8f9fa;
      --blog-list-card-background: #ffffff;
      --blog-list-border-color: #e0e0e0;
      --blog-list-shadow: rgba(0, 0, 0, 0.08);
      --blog-list-shadow-hover: rgba(0, 0, 0, 0.15);
      --blog-list-spacing-unit: 20px;
      --blog-list-radius: 10px;
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      padding-bottom: var(--blog-list-spacing-unit);
      background-color: var(--blog-list-background-color-light);
      font-family: Arial, sans-serif;
      color: var(--blog-list-text-color-dark);
      line-height: 1.6;
      max-width: 1200px;
      margin: 0 auto;
      padding-left: var(--blog-list-spacing-unit);
      padding-right: var(--blog-list-spacing-unit);
    }

    .blog-list__header {
      text-align: center;
      margin-bottom: calc(2 * var(--blog-list-spacing-unit));
      padding-top: var(--blog-list-spacing-unit);
    }

    .blog-list__title {
      font-size: 2.5em;
      color: var(--blog-list-primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

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

    
    .blog-list__container {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--blog-list-spacing-unit);
      position: relative;
      padding-left: calc(var(--blog-list-spacing-unit) * 2); 
    }

    
    .blog-list__container::before {
      content: '';
      position: absolute;
      left: calc(var(--blog-list-spacing-unit) - 2px); 
      top: 0;
      bottom: 0;
      width: 4px;
      background-color: var(--blog-list-border-color);
      border-radius: 2px;
    }

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

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

    
    .blog-list__item::before {
      content: '';
      position: absolute;
      left: calc(-1 * var(--blog-list-spacing-unit) - 10px); 
      top: var(--blog-list-spacing-unit);
      width: 14px;
      height: 14px;
      background-color: var(--blog-list-primary-color);
      border-radius: 50%;
      border: 3px solid var(--blog-list-card-background);
      z-index: 1;
    }

    .blog-list__item-image-wrapper {
      width: 100%;
      aspect-ratio: 16 / 9;
      overflow: hidden;
      border-bottom: 1px solid var(--blog-list-border-color);
    }

    .blog-list__item-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }

    .blog-list__item:hover .blog-list__item-image {
      transform: scale(1.05);
    }

    .blog-list__item-content {
      padding: var(--blog-list-spacing-unit);
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .blog-list__item-title {
      font-size: 1.25em;
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.3;
    }

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

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

    .blog-list__item-summary {
      font-size: 0.95em;
      color: var(--blog-list-text-color-medium);
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      flex-grow: 1;
    }

    .blog-list__item-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.85em;
      color: var(--blog-list-text-color-medium);
      margin-top: auto;
      padding-top: 10px;
      border-top: 1px solid var(--blog-list-border-color);
    }

    .blog-list__item-date {
      color: var(--blog-list-text-color-medium);
    }

    .blog-list__read-more {
      color: var(--blog-list-primary-color);
      text-decoration: none;
      font-weight: bold;
      white-space: nowrap;
      transition: color 0.3s ease;
    }

    .blog-list__read-more:hover {
      text-decoration: underline;
      color: #0056b3;
    }

    
    
    @media (min-width: 768px) {
      .blog-list__container {
        grid-template-columns: repeat(2, 1fr);
        padding-left: 0;
        column-gap: calc(var(--blog-list-spacing-unit) * 3); 
      }

      .blog-list__container::before {
        left: 50%;
        transform: translateX(-50%);
        display: block;
      }

      .blog-list__item {
        margin-bottom: var(--blog-list-spacing-unit);
        padding: 0;
      }

      .blog-list__item:nth-child(odd) {
        grid-column: 1 / 2;
        margin-right: calc(var(--blog-list-spacing-unit) + 15px); 
        text-align: right;
      }

      .blog-list__item:nth-child(even) {
        grid-column: 2 / 3;
        margin-left: calc(var(--blog-list-spacing-unit) + 15px); 
        text-align: left;
      }
      
      .blog-list__item:nth-child(odd)::before {
        left: auto;
        right: calc(-1 * var(--blog-list-spacing-unit) - 10px); 
        top: var(--blog-list-spacing-unit);
      }

      .blog-list__item:nth-child(even)::before {
        left: calc(-1 * var(--blog-list-spacing-unit) - 10px); 
        top: var(--blog-list-spacing-unit);
      }

      .blog-list__item-title,
      .blog-list__item-summary {
        text-align: inherit; 
      }

      .blog-list__item-meta {
        justify-content: space-between; 
      }
      .blog-list__item:nth-child(odd) .blog-list__item-meta {
        justify-content: flex-end;
      }
      .blog-list__item:nth-child(odd) .blog-list__read-more {
        margin-left: var(--blog-list-spacing-unit);
      }
      .blog-list__item:nth-child(even) .blog-list__item-meta {
        justify-content: flex-start;
      }
      .blog-list__item:nth-child(even) .blog-list__read-more {
        margin-right: var(--blog-list-spacing-unit);
      }

      .blog-list__item-content {
        padding: var(--blog-list-spacing-unit);
      }
    }

    
    @media (min-width: 1024px) {
      .blog-list__container {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--blog-list-spacing-unit);
        column-gap: var(--blog-list-spacing-unit);
      }

      .blog-list__container::before {
        display: none;
      }

      .blog-list__item {
        margin: 0;
        grid-column: auto;
        text-align: left;
      }
      
      .blog-list__item::before {
        display: none;
      }

      .blog-list__item-meta {
        justify-content: space-between;
      }
      .blog-list__item-meta .blog-list__read-more {
        margin: 0;
      }
    }