:root {
      --blog-list__primary-color: #007bff;
      --blog-list__text-color: #333333;
      --blog-list__light-text-color: #666666;
      --blog-list__date-color: #555555;
      --blog-list__background-color: #f8f8f8;
      --blog-list__card-background: #ffffff;
      --blog-list__border-color: #e0e0e0;
      --blog-list__shadow-color: rgba(0, 0, 0, 0.08);
      --blog-list__hover-shadow-color: rgba(0, 0, 0, 0.15);
      --blog-list__border-radius: 10px;
      --blog-list__spacing-md: 20px;
      --blog-list__spacing-lg: 30px;
    }

    .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: var(--blog-list__spacing-lg) 0;
      min-height: 100vh;
      padding-top: var(--header-offset, 120px);
    }

    .blog-list__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 var(--blog-list__spacing-md);
      position: relative;
    }

    .blog-list__heading {
      font-size: 2.2em;
      color: var(--blog-list__text-color);
      text-align: center;
      margin-bottom: var(--blog-list__spacing-md);
      font-weight: bold;
    }

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

    .blog-list__timeline-wrapper {
      position: relative;
      padding: var(--blog-list__spacing-lg) 0;
    }

    .blog-list__timeline-wrapper::before {
      content: '';
      position: absolute;
      top: 0;
      left: 50%;
      width: 4px;
      background-color: var(--blog-list__border-color);
      height: 100%;
      transform: translateX(-50%);
      z-index: 1;
    }

    .blog-list__timeline-item {
      display: flex;
      justify-content: space-between;
      margin-bottom: var(--blog-list__spacing-lg);
      position: relative;
      z-index: 2;
    }

    .blog-list__timeline-item:nth-child(odd) {
      flex-direction: row;
    }

    .blog-list__timeline-item:nth-child(even) {
      flex-direction: row-reverse;
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-content {
      margin-right: calc(50% + 30px);
      text-align: right;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content {
      margin-left: calc(50% + 30px);
      text-align: left;
    }

    .blog-list__timeline-content {
      background-color: var(--blog-list__card-background);
      padding: var(--blog-list__spacing-md);
      border-radius: var(--blog-list__border-radius);
      box-shadow: 0 4px 12px var(--blog-list__shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      flex: 1;
      max-width: 500px;
      position: relative;
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-content::after {
      content: '';
      position: absolute;
      top: 20px;
      right: -10px;
      width: 0;
      height: 0;
      border-top: 10px solid transparent;
      border-bottom: 10px solid transparent;
      border-left: 10px solid var(--blog-list__card-background);
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content::after {
      content: '';
      position: absolute;
      top: 20px;
      left: -10px;
      width: 0;
      height: 0;
      border-top: 10px solid transparent;
      border-bottom: 10px solid transparent;
      border-right: 10px solid var(--blog-list__card-background);
    }

    .blog-list__timeline-marker {
      position: absolute;
      top: 25px;
      left: 50%;
      width: 20px;
      height: 20px;
      background-color: var(--blog-list__primary-color);
      border: 3px solid var(--blog-list__card-background);
      border-radius: 50%;
      transform: translateX(-50%);
      z-index: 3;
    }

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

    .blog-list__image-wrapper {
      width: 100%;
      padding-bottom: 56.25%;
      position: relative;
      overflow: hidden;
      border-radius: var(--blog-list__border-radius);
      margin-bottom: var(--blog-list__spacing-md);
    }

    .blog-list__image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: var(--blog-list__border-radius);
    }

    .blog-list__title {
      font-size: 1.25em;
      margin-top: 0;
      margin-bottom: 10px;
      font-weight: bold;
      color: var(--blog-list__text-color);
    }

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

    .blog-list__title .blog-list__link:hover {
      color: var(--blog-list__primary-color);
    }

    .blog-list__summary {
      font-size: 0.9em;
      color: var(--blog-list__light-text-color);
      margin-bottom: 15px;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
    }

    .blog-list__date {
      display: block;
      font-size: 0.8em;
      color: var(--blog-list__date-color);
      margin-bottom: var(--blog-list__spacing-md);
    }

    .blog-list__read-more {
      display: inline-block;
      background-color: var(--blog-list__primary-color);
      color: var(--blog-list__card-background);
      padding: 8px 15px;
      border-radius: 5px;
      text-decoration: none;
      font-size: 0.9em;
      transition: background-color 0.3s ease;
    }

    .blog-list__read-more:hover {
      background-color: #0056b3;
    }

    @media (min-width: 768px) and (max-width: 1023px) {
      .blog-list__timeline-wrapper::before {
        left: 20px;
        transform: translateX(0);
      }

      .blog-list__timeline-item {
        justify-content: flex-start;
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-content,
      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content {
        margin-left: 60px;
        margin-right: 0;
        text-align: left;
        max-width: calc(100% - 60px);
      }

      .blog-list__timeline-marker {
        left: 20px;
        transform: translateX(-50%);
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-content::after {
        left: -10px;
        right: auto;
        border-left: none;
        border-right: 10px solid var(--blog-list__card-background);
      }

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

    @media (max-width: 767px) {
      .blog-list__container {
        padding: 0 var(--blog-list__spacing-md);
      }

      .blog-list__timeline-wrapper::before {
        display: none;
      }

      .blog-list__timeline-item {
        flex-direction: column;
        margin-bottom: var(--blog-list__spacing-lg);
      }

      .blog-list__timeline-marker {
        display: none;
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-content,
      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content {
        margin-left: 0;
        margin-right: 0;
        text-align: left;
        max-width: 100%;
      }

      .blog-list__timeline-content::after {
        display: none;
      }
    }