:root {
      --blog-list-bg-dark: #1a1a2e;
      --blog-list-card-bg: #2a2a4a;
      --blog-list-text-light: #f8f9fa;
      --blog-list-text-secondary: #ced4da;
      --blog-list-accent-blue: #87ceeb;
      --blog-list-timeline-line: #007bff;
      --blog-list-shadow-color: rgba(0, 0, 0, 0.3);
    }

    .blog-list {
      background-color: var(--blog-list-bg-dark);
      color: var(--blog-list-text-light);
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      padding-top: var(--header-offset, 120px);
      padding-bottom: 60px;
      padding-left: 20px;
      padding-right: 20px;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      box-sizing: border-box;
    }

    .blog-list__heading {
      text-align: center;
      color: var(--blog-list-text-light);
      margin-bottom: 50px;
      font-size: 2.2em;
      font-weight: bold;
      padding-top: 20px;
    }

    .blog-list__timeline-container {
      position: relative;
    }

    .blog-list__timeline-line {
      position: absolute;
      width: 4px;
      background-color: var(--blog-list-timeline-line);
      top: 0;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1;
      display: none;
    }

    .blog-list__timeline-wrapper {
      position: relative;
      z-index: 2;
    }

    .blog-list__timeline-item {
      display: flex;
      margin-bottom: 50px;
      position: relative;
      flex-direction: column;
      align-items: center;
    }

    .blog-list__timeline-marker {
      position: absolute;
      width: 20px;
      height: 20px;
      background-color: var(--blog-list-timeline-line);
      border: 3px solid var(--blog-list-bg-dark);
      border-radius: 50%;
      z-index: 3;
      left: 50%;
      transform: translateX(-50%);
      display: none;
    }

    .blog-list__timeline-content {
      background-color: var(--blog-list-card-bg);
      padding: 25px;
      border-radius: 10px;
      box-shadow: 0 4px 15px var(--blog-list-shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      width: 100%;
      max-width: 450px;
      box-sizing: border-box;
    }

    .blog-list__timeline-content:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 30px var(--blog-list-shadow-color);
    }

    .blog-list__item-image-wrapper {
      width: 100%;
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
    }

    .blog-list__item-image {
      width: 100%;
      height: auto;
      aspect-ratio: 16 / 9;
      object-fit: cover;
      display: block;
    }

    .blog-list__item-date {
      display: block;
      font-size: 0.85em;
      color: var(--blog-list-text-secondary);
      margin-bottom: 10px;
    }

    .blog-list__item-title {
      font-size: 1.25em;
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.3;
    }

    .blog-list__item-title-link {
      color: var(--blog-list-text-light);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .blog-list__item-title-link:hover {
      color: var(--blog-list-accent-blue);
    }

    .blog-list__item-summary {
      font-size: 0.95em;
      color: var(--blog-list-text-secondary);
      margin-bottom: 20px;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      text-overflow: ellipsis;
    }

    .blog-list__item-read-more {
      display: inline-block;
      background-color: var(--blog-list-accent-blue);
      color: var(--blog-list-bg-dark);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      font-size: 0.9em;
    }

    .blog-list__item-read-more:hover {
      background-color: #6495ed;
      transform: translateY(-2px);
    }

    @media (min-width: 768px) {
      .blog-list__heading {
        font-size: 2.8em;
      }

      .blog-list__timeline-line,
      .blog-list__timeline-marker {
        display: block;
      }

      .blog-list__timeline-item {
        flex-direction: row;
        width: 100%;
        margin-bottom: 60px;
        justify-content: space-between;
        align-items: flex-start;
      }

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

      .blog-list__timeline-item:nth-child(even) {
        flex-direction: row-reverse;
        padding-left: calc(50% + 40px);
      }
      
      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-content {
        margin-right: 40px;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content {
        margin-left: 40px;
      }

      .blog-list__timeline-item .blog-list__timeline-marker {
        left: 50%;
        transform: translateX(-50%);
      }

      .blog-list__timeline-content {
        width: 100%;
        max-width: 45%;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__heading {
        font-size: 3.5em;
      }

      .blog-list__timeline-item {
        margin-bottom: 80px;
      }

      .blog-list__timeline-content {
        max-width: 40%;
      }
    }