:root {
      --primary-color: #007bff; 
      --secondary-color: #28a745; 
      --text-color: #333;
      --light-text-color: #666;
      --extra-light-text-color: #999;
      --background-color: #f8f9fa;
      --card-background-color: #ffffff;
      --border-color: #dee2e6;
      --shadow-color: rgba(0, 0, 0, 0.1);
      --hover-shadow-color: rgba(0, 0, 0, 0.2);
      --header-offset: 120px; 
    }

    .blog-list {
      font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
      color: var(--text-color);
      background-color: var(--background-color);
      padding: 20px;
      padding-top: var(--header-offset, 120px);
      min-height: 80vh;
    }

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

    .blog-list__main-title {
      font-size: 2.5em;
      color: var(--primary-color);
      margin-bottom: 15px;
      line-height: 1.2;
      font-weight: bold;
    }

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

    .blog-list__timeline-container {
      position: relative;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

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

    .blog-list__timeline-item {
      padding: 10px 0;
      position: relative;
      width: 50%;
      margin-bottom: 40px;
      z-index: 1;
    }

    .blog-list__timeline-item:nth-child(odd) {
      left: 0;
      padding-right: 40px;
    }

    .blog-list__timeline-item:nth-child(even) {
      left: 50%;
      padding-left: 40px;
    }

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

    .blog-list__timeline-item:nth-child(odd)::after {
      right: -12px;
    }

    .blog-list__timeline-item:nth-child(even)::after {
      left: -12px;
    }

    .blog-list__timeline-date {
      position: absolute;
      top: 20px;
      font-weight: bold;
      color: var(--extra-light-text-color);
      font-size: 0.9em;
      text-align: right;
      width: calc(50% - 60px); 
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-date {
      right: calc(50% + 40px); 
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
      left: calc(50% + 40px); 
      text-align: left;
    }

    .blog-list__timeline-published-at-full {
      display: block;
      font-size: 1.1em;
      color: var(--text-color);
      line-height: 1.4;
    }

    .blog-list__timeline-content {
      background-color: var(--card-background-color);
      padding: 20px;
      border-radius: 12px;
      box-shadow: 0 4px 12px var(--shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      position: relative;
      height: 100%;
      display: flex;
      flex-direction: column;
    }

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

    .blog-list__timeline-link {
      display: block;
      margin-bottom: 15px;
      text-decoration: none;
      color: inherit;
    }

    .blog-list__timeline-image-wrapper {
      width: 100%;
      height: 225px; 
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      border-radius: 8px;
      display: block;
      margin-bottom: 15px;
    }

    .blog-list__timeline-text {
      flex-grow: 1;
    }

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

    .blog-list__timeline-title a {
      color: var(--primary-color);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .blog-list__timeline-title a:hover {
      color: #0056b3; 
    }

    .blog-list__timeline-summary {
      font-size: 1em;
      color: var(--light-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: 3em; 
    }

    .blog-list__timeline-read-more {
      display: inline-block;
      background-color: var(--secondary-color);
      color: var(--card-background-color);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      font-size: 0.9em;
    }

    .blog-list__timeline-read-more:hover {
      background-color: #218838; 
    }

    @media (max-width: 1024px) {
      .blog-list__main-title {
        font-size: 2em;
      }
      .blog-list__description {
        font-size: 1em;
      }
      .blog-list__timeline-image-wrapper {
        height: 180px; 
      }
      .blog-list__timeline-title {
        font-size: 1.2em;
      }
    }

    @media (max-width: 768px) {
      .blog-list__timeline-container::after {
        left: 20px; 
        margin-left: 0;
      }

      .blog-list__timeline-item {
        width: 100%;
        padding-left: 60px; 
        padding-right: 15px;
        margin-bottom: 30px;
        left: 0 !important; 
      }

      .blog-list__timeline-item::after {
        left: 12px; 
        right: auto;
      }

      .blog-list__timeline-item:nth-child(even)::after {
        left: 12px; 
      }

      .blog-list__timeline-date {
        position: static; 
        width: auto;
        text-align: left !important; 
        padding-left: 0;
        margin-bottom: 10px; 
        color: var(--text-color);
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-date,
      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
        left: auto;
        right: auto;
      }

      .blog-list__timeline-published-at-full {
        font-size: 1em;
        display: inline;
        margin-right: 5px;
      }

      .blog-list__timeline-image-wrapper {
        height: 150px;
      }

      .blog-list__main-title {
        font-size: 1.8em;
      }
      .blog-list__description {
        font-size: 0.95em;
      }
    }

    @media (max-width: 480px) {
      .blog-list {
        padding: 15px;
        padding-top: var(--header-offset, 120px);
      }
      .blog-list__main-title {
        font-size: 1.6em;
      }
      .blog-list__description {
        font-size: 0.9em;
      }
      .blog-list__timeline-image-wrapper {
        height: 120px;
      }
      .blog-list__timeline-title {
        font-size: 1.1em;
      }
      .blog-list__timeline-summary {
        font-size: 0.9em;
        -webkit-line-clamp: 2; 
        min-height: 2.8em;
      }
      .blog-list__timeline-read-more {
        padding: 8px 15px;
        font-size: 0.85em;
      }
    }