.blog-list {
      font-family: 'Arial', sans-serif;
      background-color: #1a1a1a;
      color: #f0f0f0;
      padding: var(--header-offset, 120px) 20px 40px;
      min-height: 100vh;
      position: relative;
    }

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

    .blog-list__timeline-line {
      position: absolute;
      left: 50%;
      top: 0;
      bottom: 0;
      width: 4px;
      background-color: #333;
      transform: translateX(-50%);
      display: none; 
    }

    .blog-list__item {
      display: flex;
      margin-bottom: 40px;
      position: relative;
      background-color: #222;
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      flex-direction: column;
      align-items: center;
      padding: 0;
    }

    .blog-list__item:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }

    .blog-list__image-wrapper {
      width: 100%;
      padding-top: 56.25%; 
      position: relative;
      overflow: hidden;
      border-top-left-radius: 12px;
      border-top-right-radius: 12px;
    }

    .blog-list__image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

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

    .blog-list__content {
      padding: 20px;
      width: 100%;
    }

    .blog-list__date-marker {
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      width: 20px;
      height: 20px;
      background-color: #ffd700; 
      border-radius: 50%;
      z-index: 10;
      display: none; 
    }

    .blog-list__date {
      font-size: 14px;
      color: #999999;
      margin-bottom: 10px;
      text-align: center;
    }

    .blog-list__title-link {
      font-size: 20px;
      font-weight: bold;
      color: #ffd700;
      text-decoration: none;
      margin-bottom: 10px;
      display: block;
      line-height: 1.4;
      transition: color 0.3s ease;
    }

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

    .blog-list__summary {
      font-size: 16px;
      color: #cccccc;
      line-height: 1.6;
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .blog-list__keywords {
      margin-top: 15px;
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .blog-list__keyword-tag {
      background-color: #333;
      color: #ffd700;
      padding: 5px 10px;
      border-radius: 5px;
      font-size: 12px;
      text-decoration: none;
      transition: background-color 0.3s ease;
    }

    .blog-list__keyword-tag:hover {
      background-color: #555;
    }

    .blog-list__read-more {
      display: inline-block;
      margin-top: 20px;
      padding: 10px 20px;
      background-color: #ffd700;
      color: #1a1a1a;
      text-decoration: none;
      border-radius: 8px;
      font-weight: bold;
      transition: background-color 0.3s ease, color 0.3s ease;
      font-size: 16px;
    }

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

    @media (min-width: 768px) {
      .blog-list__item {
        flex-direction: row;
        max-width: 90%;
        margin-left: auto;
        margin-right: auto;
      }

      .blog-list__image-wrapper {
        width: 40%;
        min-width: 250px;
        border-radius: 12px 0 0 12px;
        padding-top: 0; 
        height: 200px; 
      }

      .blog-list__content {
        width: 60%;
        text-align: left;
      }

      .blog-list__date {
        text-align: left;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__timeline-line {
        display: block;
      }

      .blog-list__date-marker {
        display: block;
      }

      .blog-list__item {
        max-width: 45%;
        margin-bottom: 60px;
        margin-left: 0;
        margin-right: 0;
        position: relative;
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
      }

      .blog-list__item:nth-child(odd) {
        float: left;
        clear: left;
        transform: translateX(calc(-50% - 20px)); 
        border-radius: 12px;
      }

      .blog-list__item:nth-child(even) {
        float: right;
        clear: right;
        transform: translateX(calc(50% + 20px)); 
        border-radius: 12px;
      }

      .blog-list__item:nth-child(odd) .blog-list__image-wrapper {
        border-radius: 12px 0 0 12px;
      }

      .blog-list__item:nth-child(even) .blog-list__image-wrapper {
        order: 2;
        border-radius: 0 12px 12px 0;
      }

      .blog-list__item:nth-child(even) .blog-list__content {
        order: 1;
      }

      .blog-list__item:after {
        content: '';
        position: absolute;
        top: 50%;
        width: 0;
        height: 0;
        border-style: solid;
        transform: translateY(-50%);
        z-index: 5;
      }

      .blog-list__item:nth-child(odd):after {
        right: -20px;
        border-width: 10px 0 10px 20px;
        border-color: transparent transparent transparent #222;
      }

      .blog-list__item:nth-child(even):after {
        left: -20px;
        border-width: 10px 20px 10px 0;
        border-color: transparent #222 transparent transparent;
      }

      .blog-list__date-marker {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
      }
    }