:root {
      --blog-list__primary-color: #2c3e50; 
      --blog-list__secondary-color: #f39c12; 
      --blog-list__text-color: #333333;
      --blog-list__light-text-color: #6c757d;
      --blog-list__background-color: #f9f9f9;
      --blog-list__card-background: #ffffff;
      --blog-list__border-color: #e0e0e0;
      --header-offset: 120px; 
    }

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

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

    .blog-list__heading {
      font-size: 2.5em;
      color: var(--blog-list__primary-color);
      text-align: center;
      margin-bottom: 15px;
      font-weight: bold;
      line-height: 1.2;
    }

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

    .blog-list__timeline-container {
      position: relative;
      padding: 20px 0;
    }

    .blog-list__timeline-container::before {
      content: '';
      position: absolute;
      width: 4px;
      background-color: var(--blog-list__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%;
      left: 0;
      margin-bottom: 40px;
      z-index: 1;
    }

    .blog-list__timeline-item:nth-child(odd) {
      left: 0;
      padding-right: 50px;
      text-align: right;
    }

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

    .blog-list__timeline-item::after {
      content: '';
      position: absolute;
      width: 16px;
      height: 16px;
      border-radius: 50%;
      background-color: var(--blog-list__secondary-color);
      border: 3px solid var(--blog-list__primary-color);
      top: 20px;
      z-index: 1;
    }

    .blog-list__timeline-item:nth-child(odd)::after {
      right: -10px;
    }

    .blog-list__timeline-item:nth-child(even)::after {
      left: -10px;
    }

    .blog-list__timeline-date {
      font-size: 0.9em;
      color: var(--blog-list__light-text-color);
      margin-bottom: 10px;
      font-weight: bold;
      display: block;
    }

    .blog-list__timeline-content {
      background-color: var(--blog-list__card-background);
      padding: 20px;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--blog-list__border-color);
    }

    .blog-list__timeline-content:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
    }

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

    .blog-list__timeline-image {
      width: 100%;
      height: 200px; 
      object-fit: cover;
      border-radius: 8px;
      margin-bottom: 15px;
      aspect-ratio: 16 / 9; 
    }

    .blog-list__timeline-title {
      font-size: 1.4em;
      color: var(--blog-list__primary-color);
      margin-top: 0;
      margin-bottom: 10px;
      font-weight: bold;
      line-height: 1.3;
      transition: color 0.3s ease;
    }

    .blog-list__timeline-link:hover .blog-list__timeline-title {
      color: var(--blog-list__secondary-color);
    }

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

    .blog-list__timeline-read-more {
      display: inline-block;
      background-color: var(--blog-list__secondary-color);
      color: #ffffff;
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      font-size: 0.95em;
    }

    .blog-list__timeline-read-more:hover {
      background-color: #e67e22; 
    }

    @media (max-width: 1024px) {
      .blog-list__heading {
        font-size: 2em;
      }
      .blog-list__timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 30px !important;
        padding-right: 0 !important;
        text-align: left !important;
      }

      .blog-list__timeline-item::after {
        left: 0px !important;
        right: auto !important;
      }

      .blog-list__timeline-container::before {
        left: 15px;
        margin-left: 0;
      }
      
      .blog-list__timeline-item:nth-child(even)::after,
      .blog-list__timeline-item:nth-child(odd)::after {
        left: 8px; 
      }
    }

    @media (max-width: 768px) {
      .blog-list__heading {
        font-size: 1.8em;
      }
      .blog-list__description {
        font-size: 1em;
        margin-bottom: 30px;
      }
      .blog-list__timeline-image {
        height: 180px;
      }
      .blog-list__timeline-title {
        font-size: 1.2em;
      }
      .blog-list__timeline-summary {
        font-size: 0.95em;
      }
      .blog-list__timeline-read-more {
        padding: 8px 15px;
        font-size: 0.9em;
      }
    }

    @media (max-width: 480px) {
      .blog-list__heading {
        font-size: 1.5em;
      }
      .blog-list__description {
        padding: 0 10px;
      }
      .blog-list__timeline-item {
        margin-bottom: 30px;
      }
      .blog-list__timeline-image {
        height: 150px;
      }
      .blog-list__timeline-content {
        padding: 15px;
      }
      .blog-list__timeline-date {
        font-size: 0.85em;
      }
    }