:root {
      --primary-color: #0056b3; 
      --secondary-color: #f0ad4e; 
      --text-dark: #333;
      --text-light: #fff;
      --bg-light: #f9f9f9;
      --bg-dark: #004085;
      --border-color: #eee;
      --header-offset: 120px; 
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      padding-bottom: 40px;
      background-color: var(--bg-light);
      font-family: Arial, sans-serif;
      color: var(--text-dark);
    }

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

    .blog-list__heading {
      text-align: center;
      color: var(--primary-color);
      margin-bottom: 40px;
      font-size: 2.5em;
      font-weight: bold;
    }

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

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

    .blog-list__timeline-item {
      display: flex;
      position: relative;
      margin-bottom: 60px;
      width: 50%;
      padding: 0 30px;
      box-sizing: border-box;
    }

    .blog-list__timeline-item:nth-child(odd) {
      left: 0;
      justify-content: flex-end;
      text-align: right;
    }

    .blog-list__timeline-item:nth-child(even) {
      left: 50%;
      justify-content: flex-start;
      text-align: left;
    }

    .blog-list__timeline-item-content {
      background-color: var(--text-light);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      padding: 25px;
      flex-grow: 1;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--border-color);
      position: relative;
      z-index: 1;
    }

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

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-item-content::after {
      content: '';
      position: absolute;
      top: 30px;
      right: -16px;
      width: 0;
      height: 0;
      border-style: solid;
      border-width: 8px 0 8px 16px;
      border-color: transparent transparent transparent var(--text-light);
      z-index: 2;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-item-content::after {
      content: '';
      position: absolute;
      top: 30px;
      left: -16px;
      width: 0;
      height: 0;
      border-style: solid;
      border-width: 8px 16px 8px 0;
      border-color: transparent var(--text-light) transparent transparent;
      z-index: 2;
    }

    .blog-list__timeline-dot {
      position: absolute;
      top: 35px;
      width: 18px;
      height: 18px;
      background-color: var(--primary-color);
      border-radius: 50%;
      border: 3px solid var(--text-light);
      z-index: 1;
      transform: translateX(-50%);
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-dot {
      right: -9px;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-dot {
      left: -9px;
    }

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

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

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

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

    .blog-list__summary {
      font-size: 0.95em;
      color: #666;
      margin-bottom: 15px;
      line-height: 1.6;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .blog-list__date {
      font-size: 0.85em;
      color: #999;
      display: block;
      margin-bottom: 15px;
    }

    .blog-list__read-more {
      display: inline-block;
      background-color: var(--primary-color);
      color: var(--text-light);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

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

    @media (max-width: 1024px) {
      .blog-list__timeline::before {
        left: 20px;
        transform: translateX(0);
      }

      .blog-list__timeline-item {
        width: 100%;
        left: 0 !important;
        padding: 0 0 0 60px;
        text-align: left !important;
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-item-content::after,
      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-item-content::after {
        left: -16px;
        right: auto;
        border-width: 8px 16px 8px 0;
        border-color: transparent var(--text-light) transparent transparent;
      }

      .blog-list__timeline-dot {
        left: 20px !important;
        right: auto !important;
        transform: translateX(-50%);
      }
    }

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

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

      .blog-list__image {
        height: 180px;
      }

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

      .blog-list__summary {
        font-size: 0.9em;
      }
    }

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

      .blog-list__timeline-item {
        padding: 0 0 0 50px;
      }

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

      .blog-list__timeline-dot {
        left: 15px !important;
      }

      .blog-list__timeline-item-content {
        padding: 20px;
      }

      .blog-list__image {
        height: 150px;
      }

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