:root {
      --primary-bg-color: #1a1a1a;
      --card-bg-color: #2c2c2c;
      --text-color: #f0f0f0;
      --heading-color: #ffcc00; 
      --link-color: #ffcc00;
      --date-color: #999;
      --summary-color: #ccc;
      --border-color: #444;
      --timeline-line-color: #666;
      --timeline-dot-color: #ffcc00;
      --shadow-color: rgba(0, 0, 0, 0.4);
      --header-offset: 120px; 
    }

    .blog-list {
      background-color: var(--primary-bg-color);
      color: var(--text-color);
      padding-top: var(--header-offset);
      padding-bottom: 40px;
      min-height: calc(100vh - var(--header-offset));
    }

    .blog-list__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px 15px;
      position: relative;
    }

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

    .blog-list__item-wrapper {
      position: relative;
      margin-bottom: 40px;
      display: flex;
      justify-content: center;
      z-index: 2;
    }

    .blog-list__item-wrapper:last-child {
      margin-bottom: 0;
    }

    .blog-list__timeline-dot {
      position: absolute;
      left: 50%;
      top: 0;
      width: 20px;
      height: 20px;
      background-color: var(--timeline-dot-color);
      border: 3px solid var(--primary-bg-color);
      border-radius: 50%;
      transform: translate(-50%, -50%);
      z-index: 3;
    }

    .blog-list__card {
      background-color: var(--card-bg-color);
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--shadow-color);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      max-width: 90%;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--border-color);
    }

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

    .blog-list__image-wrapper {
      width: 100%;
      padding-bottom: 56.25%;
      position: relative;
      overflow: hidden;
    }

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

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

    .blog-list__title {
      font-size: 20px;
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.4;
    }

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

    .blog-list__title-link:hover {
      color: #ffd700;
    }

    .blog-list__summary {
      font-size: 15px;
      color: var(--summary-color);
      margin-bottom: 15px;
      line-height: 1.6;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
      flex-grow: 1;
    }

    .blog-list__meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: auto;
    }

    .blog-list__date {
      font-size: 13px;
      color: var(--date-color);
    }

    .blog-list__read-more {
      display: inline-block;
      padding: 8px 15px;
      background-color: var(--link-color);
      color: var(--primary-bg-color);
      text-decoration: none;
      border-radius: 8px;
      font-weight: bold;
      transition: background-color 0.3s ease, color 0.3s ease;
      font-size: 14px;
    }

    .blog-list__read-more:hover {
      background-color: #ffd700;
      color: #000;
    }

    @media (min-width: 768px) {
      .blog-list__item-wrapper {
        display: block;
        margin-bottom: 60px;
        width: 50%;
      }

      .blog-list__item-wrapper:nth-child(odd) {
        float: left;
        clear: left;
        padding-right: 40px;
      }

      .blog-list__item-wrapper:nth-child(even) {
        float: right;
        clear: right;
        padding-left: 40px;
      }

      .blog-list__item-wrapper:nth-child(odd) .blog-list__timeline-dot {
        right: -10px;
        left: auto;
        transform: translate(50%, -50%);
      }

      .blog-list__item-wrapper:nth-child(even) .blog-list__timeline-dot {
        left: -10px;
        right: auto;
        transform: translate(-50%, -50%);
      }

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

    @media (min-width: 1024px) {
      .blog-list__container {
        padding: 30px 20px;
      }
      .blog-list__item-wrapper {
        width: 50%;
      }
    }