:root {
      --blog-list__primary-color: #007bff; 
      --blog-list__text-color: #333; 
      --blog-list__secondary-text-color: #666; 
      --blog-list__light-text-color: #999; 
      --blog-list__background-color: #f8f9fa; 
      --blog-list__card-background: #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);
      font-family: Arial, sans-serif;
      color: var(--blog-list__text-color);
      line-height: 1.6;
    }

    .blog-list__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    .blog-list__heading {
      font-size: 2.5em;
      color: var(--blog-list__primary-color);
      text-align: center;
      margin-bottom: 15px;
      font-weight: bold;
      padding-top: 20px;
    }

    .blog-list__description {
      font-size: 1.1em;
      color: var(--blog-list__secondary-text-color);
      text-align: center;
      max-width: 800px;
      margin: 0 auto 40px auto;
    }

    .blog-list__timeline {
      position: relative;
      padding: 20px 0;
      list-style: none;
      margin: 0;
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      top: 0;
      bottom: 0;
      width: 4px;
      background-color: var(--blog-list__border-color);
      left: 50%;
      margin-left: -2px;
    }

    .blog-list__item {
      position: relative;
      margin-bottom: 40px;
      width: 50%;
      padding: 10px 0;
    }

    .blog-list__item:nth-child(odd) {
      left: 0;
      padding-right: 40px;
      text-align: right;
    }

    .blog-list__item:nth-child(even) {
      left: 50%;
      padding-left: 40px;
      text-align: left;
    }

    .blog-list__item::before {
      content: '';
      position: absolute;
      top: 20px;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background-color: var(--blog-list__primary-color);
      border: 4px solid var(--blog-list__card-background);
      z-index: 1;
      left: 50%;
      margin-left: -12px; 
    }

    .blog-list__date {
      position: absolute;
      top: 20px;
      font-size: 0.9em;
      color: var(--blog-list__light-text-color);
      white-space: nowrap;
      transform: translateY(-50%);
    }

    .blog-list__item:nth-child(odd) .blog-list__date {
      right: calc(50% + 20px);
    }

    .blog-list__item:nth-child(even) .blog-list__date {
      left: calc(50% + 20px);
    }

    .blog-list__card {
      background-color: var(--blog-list__card-background);
      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__image-wrapper {
      position: relative;
      width: 100%;
      padding-top: 56.25%; 
      overflow: hidden;
    }

    .blog-list__image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-top-left-radius: 10px;
      border-top-right-radius: 10px;
    }

    .blog-list__content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .blog-list__title {
      font-size: 1.4em;
      font-weight: bold;
      margin-top: 0;
      margin-bottom: 10px;
      line-height: 1.3;
    }

    .blog-list__title-link {
      color: var(--blog-list__text-color);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .blog-list__title-link:hover {
      color: var(--blog-list__primary-color);
    }

    .blog-list__summary {
      font-size: 1em;
      color: var(--blog-list__secondary-text-color);
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .blog-list__read-more {
      display: inline-block;
      margin-top: auto;
      padding: 10px 20px;
      background-color: var(--blog-list__primary-color);
      color: var(--blog-list__card-background);
      text-decoration: none;
      border-radius: 5px;
      transition: background-color 0.3s ease;
      font-weight: bold;
      text-align: center;
      align-self: flex-start; 
    }

    .blog-list__item:nth-child(odd) .blog-list__read-more {
        align-self: flex-end;
    }

    .blog-list__read-more:hover {
      background-color: #0056b3; 
    }

    
    @media (max-width: 1024px) {
      .blog-list__container {
        padding: 0 15px;
      }

      .blog-list__timeline::before {
        left: 20px;
        margin-left: 0;
      }

      .blog-list__item {
        width: 100%;
        padding-left: 60px; 
        padding-right: 0;
        left: 0;
        text-align: left;
      }

      .blog-list__item::before {
        left: 20px;
        margin-left: -12px;
      }

      .blog-list__item:nth-child(odd) .blog-list__date,
      .blog-list__item:nth-child(even) .blog-list__date {
        left: calc(20px + 20px); 
        right: auto;
      }

      .blog-list__item:nth-child(odd) {
        padding-right: 0;
        text-align: left;
      }

      .blog-list__item:nth-child(odd) .blog-list__read-more {
        align-self: flex-start;
      }
    }

    @media (max-width: 768px) {
      .blog-list__heading {
        font-size: 2em;
      }

      .blog-list__description {
        font-size: 1em;
        margin-bottom: 30px;
      }

      .blog-list__date {
        font-size: 0.8em;
      }

      .blog-list__title {
        font-size: 1.2em;
      }

      .blog-list__summary {
        font-size: 0.9em;
        -webkit-line-clamp: 4; 
      }

      .blog-list__read-more {
        padding: 8px 15px;
        font-size: 0.9em;
      }
    }

    @media (max-width: 480px) {
      .blog-list__heading {
        font-size: 1.8em;
      }

      .blog-list__description {
        padding: 0 10px;
      }

      .blog-list__item {
        padding-left: 50px;
      }

      .blog-list__timeline::before,
      .blog-list__item::before {
        left: 15px;
      }

      .blog-list__item::before {
        margin-left: -10px; 
      }

      .blog-list__date {
        left: calc(15px + 15px);
        font-size: 0.75em;
      }

      .blog-list__card {
        border-radius: 8px;
      }
    }