:root {
      --blog-list-color-primary-text: #1a1a1a;
      --blog-list-color-secondary-text: #555;
      --blog-list-color-date-text: #555;
      --blog-list-color-background-light: #f8f8f8;
      --blog-list-color-card-background: #ffffff;
      --blog-list-color-accent: #007bff;
      --blog-list-color-border: #e0e0e0;
      --blog-list-color-shadow: rgba(0, 0, 0, 0.1);
      --blog-list-color-timeline-line: #ddd;
      --blog-list-color-timeline-dot: #007bff;

      --blog-list-spacing-sm: 10px;
      --blog-list-spacing-md: 20px;
      --blog-list-spacing-lg: 30px;
      --blog-list-spacing-xl: 40px;

      --blog-list-border-radius-card: 10px;
    }

    .blog-list {
      background-color: var(--blog-list-color-background-light);
      color: var(--blog-list-color-primary-text);
      font-family: Arial, sans-serif;
      line-height: 1.6;
      padding-top: var(--header-offset, 120px);
      padding-bottom: var(--blog-list-spacing-xl);
    }

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

    .blog-list__title-section {
      text-align: center;
      margin-bottom: var(--blog-list-spacing-xl);
      padding-top: var(--blog-list-spacing-lg);
    }

    .blog-list__heading {
      font-size: 2.5em;
      color: var(--blog-list-color-primary-text);
      margin-bottom: var(--blog-list-spacing-sm);
    }

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

    .blog-list__timeline {
      position: relative;
      margin-top: var(--blog-list-spacing-lg);
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      left: 50%;
      top: 0;
      width: 2px;
      height: 100%;
      background-color: var(--blog-list-color-timeline-line);
      transform: translateX(-50%);
      z-index: 0;
    }

    .blog-list__item {
      display: flex;
      margin-bottom: var(--blog-list-spacing-xl);
      position: relative;
      z-index: 1;
    }

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

    .blog-list__item::before {
      content: '';
      position: absolute;
      top: 0;
      left: 50%;
      width: 16px;
      height: 16px;
      background-color: var(--blog-list-color-timeline-dot);
      border: 3px solid var(--blog-list-color-card-background);
      border-radius: 50%;
      transform: translate(-50%, -50%);
      z-index: 2;
    }

    .blog-list__date-wrapper {
      width: 50%;
      padding: 0 var(--blog-list-spacing-lg);
      box-sizing: border-box;
      display: flex;
      align-items: flex-start;
      justify-content: flex-end;
      text-align: right;
    }
    
    .blog-list__item:nth-child(even) .blog-list__date-wrapper {
      justify-content: flex-start;
      text-align: left;
    }

    .blog-list__date {
      font-size: 0.9em;
      color: var(--blog-list-color-date-text);
      font-weight: bold;
      white-space: nowrap;
      padding-top: var(--blog-list-spacing-sm);
    }

    .blog-list__content-wrapper {
      width: 50%;
      padding: 0 var(--blog-list-spacing-lg);
      box-sizing: border-box;
    }

    .blog-list__card {
      background-color: var(--blog-list-color-card-background);
      border-radius: var(--blog-list-border-radius-card);
      box-shadow: 0 4px 15px var(--blog-list-color-shadow);
      padding: var(--blog-list-spacing-md);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
    }

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

    .blog-list__image-link {
      display: block;
      margin-bottom: var(--blog-list-spacing-sm);
      overflow: hidden;
      border-radius: calc(var(--blog-list-border-radius-card) - 2px);
    }

    .blog-list__image {
      width: 100%;
      height: auto;
      aspect-ratio: 16 / 9;
      display: block;
      object-fit: cover;
      border-radius: var(--blog-list-border-radius-card);
      transition: transform 0.3s ease;
    }

    .blog-list__card:hover .blog-list__image {
      transform: scale(1.05);
    }

    .blog-list__title-link {
      text-decoration: none;
      color: var(--blog-list-color-primary-text);
      display: block;
      margin-bottom: var(--blog-list-spacing-sm);
    }

    .blog-list__title {
      font-size: 1.3em;
      font-weight: bold;
      line-height: 1.3;
      margin: 0;
      color: var(--blog-list-color-primary-text);
      transition: color 0.3s ease;
    }

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

    .blog-list__summary {
      font-size: 1em;
      color: var(--blog-list-color-secondary-text);
      margin-bottom: var(--blog-list-spacing-md);
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      text-overflow: ellipsis;
      flex-grow: 1;
    }

    .blog-list__read-more-link {
      display: inline-block;
      background-color: var(--blog-list-color-accent);
      color: #ffffff;
      padding: var(--blog-list-spacing-sm) var(--blog-list-spacing-md);
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      margin-top: auto;
    }

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

    @media (max-width: 1024px) {
      .blog-list__timeline::before {
        left: 20px;
        transform: none;
      }

      .blog-list__item {
        flex-direction: row;
      }
      
      .blog-list__item:nth-child(even) {
        flex-direction: row;
      }

      .blog-list__item::before {
        left: 20px;
        transform: translateX(0) translateY(-50%);
        margin-left: -8px;
      }

      .blog-list__date-wrapper {
        width: 120px;
        padding-right: var(--blog-list-spacing-sm);
        justify-content: flex-end;
        text-align: right;
        flex-shrink: 0;
      }

      .blog-list__content-wrapper {
        width: calc(100% - 120px);
        padding-left: var(--blog-list-spacing-md);
      }
      
      .blog-list__item:nth-child(even) .blog-list__date-wrapper {
        justify-content: flex-end;
        text-align: right;
      }

      .blog-list__heading {
        font-size: 2em;
      }
      .blog-list__description {
        font-size: 1em;
      }
    }

    @media (max-width: 767px) {
      .blog-list__container {
        padding: 0 var(--blog-list-spacing-sm);
      }

      .blog-list__timeline::before {
        left: 10px;
      }

      .blog-list__item::before {
        left: 10px;
        margin-left: -8px;
      }

      .blog-list__date-wrapper {
        width: 90px;
        padding-right: var(--blog-list-spacing-sm);
      }

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

      .blog-list__content-wrapper {
        width: calc(100% - 90px);
        padding-left: var(--blog-list-spacing-sm);
      }

      .blog-list__card {
        padding: var(--blog-list-spacing-sm);
      }

      .blog-list__title {
        font-size: 1.1em;
      }

      .blog-list__summary {
        font-size: 0.9em;
        -webkit-line-clamp: 4;
      }

      .blog-list__read-more-link {
        padding: 8px 12px;
        font-size: 0.9em;
      }
    }