:root {
      --primary-color: #007bff;
      --secondary-color: #6c757d;
      --accent-color: #28a745;
      --background-light: #f8f9fa;
      --text-dark: #343a40;
      --text-medium: #666;
      --text-light: #999;
      --border-color: #dee2e6;
      --card-shadow: rgba(0, 0, 0, 0.1);
      --card-hover-shadow: rgba(0, 0, 0, 0.2);
    }

    .blog-list__title { color: var(--text-dark); }
    .blog-list__description { color: var(--text-medium); }
    .blog-list__card-title-link { color: var(--primary-color); }
    .blog-list__card-excerpt { color: var(--text-medium); }
    .blog-list__card-date { color: var(--text-light); }
    .blog-list__read-more-link { color: #ffffff; background-color: var(--accent-color); }
    .blog-list__read-more-link:hover { background-color: #218838; }

    .blog-list {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--text-dark);
      padding: 20px;
      padding-top: var(--header-offset, 120px);
      max-width: 1200px;
      margin: 0 auto;
      background-color: var(--background-light);
    }

    .blog-list__header {
      text-align: center;
      margin-bottom: 40px;
      padding: 20px 0;
    }

    .blog-list__title {
      font-size: 2.5em;
      margin-bottom: 15px;
      font-weight: bold;
      color: var(--primary-color);
    }

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

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

    .blog-list__timeline-line {
      position: absolute;
      width: 4px;
      background-color: var(--primary-color);
      top: 0;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1;
    }

    .blog-list__timeline-item {
      position: relative;
      margin-bottom: 50px;
      display: flex;
      justify-content: center;
      align-items: flex-start;
      z-index: 2;
    }

    .blog-list__timeline-dot {
      position: absolute;
      width: 20px;
      height: 20px;
      background-color: var(--accent-color);
      border: 3px solid var(--primary-color);
      border-radius: 50%;
      left: 50%;
      top: 20px;
      transform: translateX(-50%);
      z-index: 3;
    }

    .blog-list__card {
      background-color: #ffffff;
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--card-shadow);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      width: 90%;
      max-width: 500px;
      display: flex;
      flex-direction: column;
      margin-top: 0;
    }

    .blog-list__card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px var(--card-hover-shadow);
    }

    .blog-list__card-image-wrapper {
      width: 100%;
      padding-top: 56.25%;
      position: relative;
      overflow: hidden;
    }

    .blog-list__card-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-top-left-radius: 12px;
      border-top-right-radius: 12px;
    }

    .blog-list__card-content {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

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

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

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

    .blog-list__card-title-link:hover {
      color: var(--accent-color);
    }

    .blog-list__card-excerpt {
      font-size: 0.95em;
      color: var(--text-medium);
      margin-bottom: 15px;
      flex-grow: 1;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .blog-list__read-more-link {
      display: inline-block;
      margin-top: 10px;
      padding: 8px 15px;
      text-decoration: none;
      border-radius: 8px;
      align-self: flex-start;
      transition: background-color 0.3s ease, transform 0.2s ease;
      font-weight: bold;
      font-size: 0.9em;
    }

    @media (min-width: 768px) {
      .blog-list__timeline-item {
        justify-content: flex-start;
        margin-bottom: 60px;
      }

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

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

      .blog-list__timeline-dot {
        top: 30px;
      }

      .blog-list__card {
        width: 100%;
        max-width: 450px;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__timeline-container {
        padding: 40px 0;
      }

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

      .blog-list__timeline-item:nth-child(odd) .blog-list__card {
        margin-right: 70px;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__card {
        margin-left: 70px;
      }

      .blog-list__card {
        max-width: 500px;
      }
    }