:root {
      --primary-color: #007bff;
      --text-color: #333333;
      --text-color-light: #666666;
      --background-light: #f8f9fa;
      --card-background: #ffffff;
      --border-color: #e0e0e0;
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      padding-bottom: 40px;
      max-width: 1200px;
      margin: 0 auto;
      position: relative;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .blog-list__header {
      text-align: center;
      margin-bottom: 40px;
      padding: 0 15px;
    }

    .blog-list__title {
      font-size: 2.2em;
      color: var(--text-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

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

    .blog-list__timeline {
      position: relative;
      width: 100%;
      padding: 20px 0;
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 4px;
      height: 100%;
      background-color: var(--border-color);
      z-index: 0;
    }

    .blog-list__item {
      display: flex;
      justify-content: space-between;
      margin-bottom: 40px;
      position: relative;
      width: 100%;
      padding: 0 15px;
    }

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

    .blog-list__item::before {
      content: '';
      position: absolute;
      top: 20px;
      left: 50%;
      transform: translateX(-50%);
      width: 20px;
      height: 20px;
      background-color: var(--primary-color);
      border: 4px solid var(--card-background);
      border-radius: 50%;
      z-index: 1;
      box-shadow: 0 0 0 2px var(--primary-color);
    }

    .blog-list__content-wrapper {
      width: 45%;
      background-color: var(--card-background);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      padding: 20px;
      position: relative;
      border: 1px solid var(--border-color);
    }

    .blog-list__content-wrapper:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .blog-list__item:nth-child(odd) .blog-list__content-wrapper {
      margin-right: 5%;
      text-align: right;
    }

    .blog-list__item:nth-child(even) .blog-list__content-wrapper {
      margin-left: 5%;
      text-align: left;
    }

    .blog-list__content-wrapper::after {
      content: '';
      position: absolute;
      top: 25px;
      width: 0;
      height: 0;
      border-top: 10px solid transparent;
      border-bottom: 10px solid transparent;
      pointer-events: none;
    }

    .blog-list__item:nth-child(odd) .blog-list__content-wrapper::after {
      right: -10px;
      border-left: 10px solid var(--card-background);
      border-right: none;
    }

    .blog-list__item:nth-child(even) .blog-list__content-wrapper::after {
      left: -10px;
      border-right: 10px solid var(--card-background);
      border-left: none;
    }

    .blog-list__image-wrapper {
      width: 100%;
      height: 0;
      padding-bottom: 56.25%;
      position: relative;
      overflow: hidden;
      border-radius: 8px;
      margin-bottom: 15px;
    }

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

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

    .blog-list__heading {
      font-size: 1.3em;
      font-weight: bold;
      color: var(--text-color);
      text-decoration: none;
      display: block;
      margin-bottom: 10px;
      line-height: 1.4;
      transition: color 0.2s ease;
    }

    .blog-list__title-link {
      color: inherit;
      text-decoration: none;
    }

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

    .blog-list__summary {
      font-size: 1em;
      color: var(--text-color-light);
      line-height: 1.6;
      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;
      padding: 8px 15px;
      background-color: var(--primary-color);
      color: #ffffff;
      text-decoration: none;
      border-radius: 5px;
      font-size: 0.9em;
      transition: background-color 0.2s ease;
    }

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

    @media (max-width: 767px) {
      .blog-list {
        padding-bottom: 20px;
        padding-left: 0;
        padding-right: 0;
      }

      .blog-list__header {
        margin-bottom: 30px;
      }

      .blog-list__title {
        font-size: 1.8em;
      }

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

      .blog-list__timeline::before {
        left: 30px;
        transform: translateX(0);
      }

      .blog-list__item {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        padding: 0 15px 0 60px;
        margin-bottom: 30px;
      }

      .blog-list__item::before {
        left: 30px;
        transform: translateX(-50%);
        top: 0px;
      }

      .blog-list__content-wrapper {
        width: 100%;
        margin-left: 0 !important;
        margin-right: 0 !important;
        text-align: left !important;
      }

      .blog-list__content-wrapper::after {
        left: -10px;
        border-right: 10px solid var(--card-background);
        border-left: none;
      }
    }

    @media (min-width: 768px) and (max-width: 1024px) {
      .blog-list__title {
        font-size: 2em;
      }
      .blog-list__content-wrapper {
        width: 48%;
      }
      .blog-list__item:nth-child(odd) .blog-list__content-wrapper {
        margin-right: 2%;
      }
      .blog-list__item:nth-child(even) .blog-list__content-wrapper {
        margin-left: 2%;
      }
    }