:root {
      --blog-list__primary-color: #0056b3; 
      --blog-list__accent-color: #007bff; 
      --blog-list__text-color: #333333; 
      --blog-list__light-text-color: #666666; 
      --blog-list__lighter-text-color: #999999; 
      --blog-list__background-color: #f8f8f8; 
      --blog-list__card-background-color: #ffffff; 
      --blog-list__border-color: #e0e0e0; 
      --blog-list__shadow-color: rgba(0, 0, 0, 0.1); 
      --blog-list__hover-shadow-color: rgba(0, 0, 0, 0.2); 
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      padding-bottom: 40px;
      background-color: var(--blog-list__background-color);
      color: var(--blog-list__text-color);
      font-family: Arial, sans-serif;
      line-height: 1.6;
    }

    .blog-list__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .blog-list__heading {
      text-align: center;
      font-size: 2.2em;
      margin-bottom: 40px;
      color: var(--blog-list__primary-color);
    }

    .blog-list__timeline {
      position: relative;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      top: 0;
      bottom: 0;
      left: 50%;
      width: 2px;
      background-color: var(--blog-list__border-color);
      transform: translateX(-50%);
    }

    .blog-list__timeline-item {
      display: flex;
      margin-bottom: 40px;
      position: relative;
      align-items: flex-start;
    }

    .blog-list__timeline-item:nth-child(odd) {
      flex-direction: row-reverse;
    }

    .blog-list__timeline-item:nth-child(even) {
      flex-direction: row;
    }

    .blog-list__timeline-item:last-child {
      margin-bottom: 0;
    }

    .blog-list__date-wrapper {
      position: absolute;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--blog-list__primary-color);
      color: var(--blog-list__card-background-color);
      padding: 8px 15px;
      border-radius: 5px;
      font-size: 0.85em;
      font-weight: bold;
      z-index: 1;
      white-space: nowrap;
    }

    .blog-list__card-wrapper {
      flex: 1;
      padding: 0 20px;
      box-sizing: border-box;
      max-width: 50%; 
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__card-wrapper {
      padding-left: calc(20px + 2px); 
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__card-wrapper {
      padding-right: calc(20px + 2px); 
    }

    .blog-list__card {
      background-color: var(--blog-list__card-background-color);
      border-radius: 10px;
      box-shadow: 0 4px 12px var(--blog-list__shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

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

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

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

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

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

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

    .blog-list__card-title-link:hover {
      color: var(--blog-list__accent-color);
    }

    .blog-list__card-summary {
      font-size: 0.9em; 
      color: var(--blog-list__light-text-color);
      margin-bottom: 15px;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical;
      flex-grow: 1;
    }

    .blog-list__read-more {
      display: inline-block;
      margin-top: auto; 
      padding: 8px 15px;
      background-color: var(--blog-list__primary-color);
      color: var(--blog-list__card-background-color);
      text-decoration: none;
      border-radius: 5px;
      font-size: 0.9em;
      transition: background-color 0.3s ease;
      align-self: flex-start; 
    }

    .blog-list__read-more:hover {
      background-color: var(--blog-list__accent-color);
    }

    
    @media (max-width: 767px) {
      .blog-list__heading {
        font-size: 1.8em;
      }

      .blog-list__timeline::before {
        left: 20px; 
        transform: translateX(0);
      }

      .blog-list__timeline-item,
      .blog-list__timeline-item:nth-child(odd),
      .blog-list__timeline-item:nth-child(even) {
        flex-direction: column;
        align-items: stretch;
      }

      .blog-list__date-wrapper {
        position: static;
        transform: none;
        margin-bottom: 15px;
        text-align: center;
        width: auto;
        display: block;
        border-radius: 5px;
        left: auto; 
        right: auto; 
        top: auto; 
      }
      
      .blog-list__card-wrapper,
      .blog-list__timeline-item:nth-child(odd) .blog-list__card-wrapper,
      .blog-list__timeline-item:nth-child(even) .blog-list__card-wrapper {
        max-width: 100%;
        padding: 0 15px; 
      }

      .blog-list__timeline-item {
        margin-bottom: 30px;
        padding-left: 40px; 
      }

      .blog-list__timeline-item::before {
        content: '';
        position: absolute;
        top: 0;
        left: 18px; 
        width: 6px;
        height: 6px;
        background-color: var(--blog-list__primary-color);
        border-radius: 50%;
        z-index: 2;
      }

      .blog-list__card-title {
        font-size: 1.1em; 
      }

      .blog-list__card-summary {
        font-size: 0.85em; 
      }
    }

    
    @media (min-width: 768px) and (max-width: 1023px) {
      .blog-list__heading {
        font-size: 2em;
      }
      .blog-list__timeline::before {
        left: 50%;
      }
      .blog-list__timeline-item {
        margin-bottom: 50px;
      }
      .blog-list__card-wrapper {
        max-width: 50%;
      }
    }

    
    @media (min-width: 1024px) {
      .blog-list__timeline-item {
        margin-bottom: 60px;
      }
      .blog-list__date-wrapper {
        top: 20px; 
      }
    }