:root {
      --primary-bg-color: #1a1a1a; 
      --secondary-bg-color: #2c2c2c; 
      --text-color: #f0f0f0; 
      --accent-color: #ffd700; 
      --link-color: #ffd700;
      --link-hover-color: #ffe033;
      --border-color: #444;
      --shadow-color: rgba(0, 0, 0, 0.5);
      --header-offset: 120px; 
    }

    .blog-list {
      background-color: var(--primary-bg-color);
      color: var(--text-color);
      padding: 40px 20px;
      padding-top: var(--header-offset, 120px); 
      min-height: 80vh; 
    }

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

    .blog-list__main-title {
      font-size: 32px;
      color: var(--accent-color);
      text-align: center;
      margin-bottom: 15px;
      font-weight: bold;
      text-transform: uppercase;
    }

    .blog-list__description {
      font-size: 18px;
      color: #ccc;
      text-align: center;
      margin-bottom: 40px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
      line-height: 1.6;
    }

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

    
    @media (max-width: 767px) {
      .blog-list__timeline-line {
        left: 20px; 
        transform: translateX(0);
      }
    }

    .blog-list__item {
      display: flex;
      justify-content: space-between;
      margin-bottom: 60px; 
      position: relative;
    }

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

    
    .blog-list__content-card {
      background-color: var(--secondary-bg-color);
      border-radius: 10px;
      box-shadow: 0 4px 15px var(--shadow-color);
      padding: 25px;
      width: 45%; 
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      position: relative;
      z-index: 2; 
      border: 1px solid var(--border-color);
    }

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

    .blog-list__cover-image {
      width: 100%;
      padding-top: 56.25%; 
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      border-radius: 8px;
      margin-bottom: 15px;
      background-color: #3a3a3a; 
    }

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

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

    .blog-list__title-link:hover {
      color: var(--link-hover-color);
      text-decoration: underline;
    }

    .blog-list__summary {
      font-size: 15px;
      color: #ccc;
      margin-bottom: 15px;
      line-height: 1.6;
      display: -webkit-box;
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
      min-height: 72px; 
    }

    .blog-list__date {
      font-size: 13px;
      color: #aaa;
      display: block;
      margin-bottom: 15px;
    }

    .blog-list__read-more {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--primary-bg-color); 
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, color 0.3s ease;
    }

    .blog-list__read-more:hover {
      background-color: var(--link-hover-color);
      color: var(--primary-bg-color);
    }

    
    .blog-list__item:nth-child(odd) .blog-list__content-card {
      margin-right: 5%; 
    }

    .blog-list__item:nth-child(even) .blog-list__content-card {
      margin-left: 5%; 
    }

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

    
    .blog-list__date-marker {
      position: absolute;
      left: 50%;
      top: 20px; 
      transform: translateX(-50%);
      width: 16px;
      height: 16px;
      background-color: var(--accent-color);
      border-radius: 50%;
      border: 3px solid var(--primary-bg-color);
      z-index: 3; 
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .blog-list__date-marker::before {
        content: attr(data-year); 
        position: absolute;
        top: -25px;
        left: 50%;
        transform: translateX(-50%);
        font-size: 12px;
        color: var(--text-color);
        white-space: nowrap;
    }

    
    @media (max-width: 1024px) {
      .blog-list__content-card {
        width: 48%; 
      }
      .blog-list__item:nth-child(odd) .blog-list__content-card {
        margin-right: 2%;
      }
      .blog-list__item:nth-child(even) .blog-list__content-card {
        margin-left: 2%;
      }
    }

    @media (max-width: 767px) {
      .blog-list {
        padding: 30px 15px;
        padding-top: var(--header-offset, 120px);
      }
      .blog-list__container {
        padding: 0;
      }

      .blog-list__item {
        flex-direction: column; 
        align-items: flex-start; 
        margin-bottom: 40px;
      }

      .blog-list__content-card {
        width: calc(100% - 40px); 
        margin-left: 40px; 
        padding: 20px;
        box-shadow: 0 2px 10px var(--shadow-color);
      }

      .blog-list__item:nth-child(odd) .blog-list__content-card,
      .blog-list__item:nth-child(even) .blog-list__content-card {
        margin-right: 0; 
        margin-left: 40px; 
      }

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

      .blog-list__date-marker {
        left: 20px; 
        transform: translateX(-50%);
        top: 0; 
      }
      .blog-list__date-marker::before {
          left: 0; 
          transform: translateX(0); 
          top: -25px;
      }
    }

    
    .blog-list__title-link, .blog-list__read-more {
        color: var(--link-color); 
    }
    .blog-list__read-more {
        background-color: var(--accent-color);
        color: var(--primary-bg-color); 
    }
    .blog-list__read-more:hover {
        background-color: var(--link-hover-color);
    }
    .blog-list__summary {
        color: #ccc; 
    }
    .blog-list__date {
        color: #aaa; 
    }
    .blog-list__content-card {
        border: 1px solid var(--border-color); 
    }