:root {
      --primary-bg: #1a1a1a;
      --secondary-bg: #2a2a2a;
      --text-color-light: #f0f0f0;
      --text-color-dark: #ccc;
      --accent-color: #FFD700; 
      --accent-color-dark: #E0B800;
      --border-color: #3a3a3a;
      --card-border-radius: 10px;
      --shadow-color: rgba(0, 0, 0, 0.3);
      --timeline-line-color: #444;
      --header-offset: 120px; 
    }

    .blog-list {
      padding-top: var(--header-offset);
      background-color: var(--primary-bg);
      color: var(--text-color-light);
      font-family: 'Arial', sans-serif;
      padding-bottom: 40px;
      min-height: 100vh;
    }

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

    .blog-list__heading {
      text-align: center;
      color: var(--accent-color);
      margin-bottom: 40px;
      font-size: 2.5em;
      font-weight: bold;
      padding-top: 20px;
    }

    .blog-list__timeline {
      position: relative;
      padding: 20px 0;
    }

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

    .blog-list__timeline-item {
      display: flex;
      margin-bottom: 60px;
      position: relative;
      width: 100%;
      box-sizing: border-box;
    }

    .blog-list__timeline-item:nth-child(odd) {
      justify-content: flex-start;
    }

    .blog-list__timeline-item:nth-child(even) {
      justify-content: flex-end;
    }

    .blog-list__timeline-dot {
      width: 20px;
      height: 20px;
      background-color: var(--accent-color);
      border-radius: 50%;
      position: absolute;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1;
      border: 3px solid var(--primary-bg);
    }

    .blog-list__timeline-date {
      position: absolute;
      top: -10px; 
      width: 120px; 
      text-align: center;
      font-size: 0.9em;
      color: var(--text-color-dark);
      z-index: 2;
      left: 50%;
      transform: translateX(-50%);
      white-space: nowrap;
    }

    .blog-list__card {
      background-color: var(--secondary-bg);
      border-radius: var(--card-border-radius);
      box-shadow: 0 4px 15px var(--shadow-color);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      width: calc(50% - 60px); 
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      position: relative;
      border: 1px solid var(--border-color);
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__card {
      margin-right: 60px; 
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__card {
      margin-left: 60px; 
    }

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

    .blog-list__card-image {
      width: 100%;
      height: 200px; 
      object-fit: cover;
      display: block;
      border-bottom: 1px solid var(--border-color);
    }

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

    .blog-list__card-title {
      font-size: 1.2em; 
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.4;
    }

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

    .blog-list__card-title-link:hover {
      color: var(--accent-color-dark);
    }

    .blog-list__card-summary {
      font-size: 0.9em; 
      color: var(--text-color-dark);
      line-height: 1.6;
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
      flex-grow: 1;
    }

    .blog-list__card-read-more {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--primary-bg);
      padding: 10px 15px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      align-self: flex-start;
    }

    .blog-list__card-read-more:hover {
      background-color: var(--accent-color-dark);
    }

    
    
    @media (max-width: 767px) {
      .blog-list__heading {
        font-size: 2em;
      }

      .blog-list__timeline-line {
        left: 20px; 
        transform: translateX(0);
      }

      .blog-list__timeline-item {
        justify-content: flex-start !important; 
        margin-bottom: 40px;
      }

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

      .blog-list__timeline-date {
        left: 20px;
        transform: translateX(-50%);
        width: auto;
        padding-left: 30px; 
        text-align: left;
        top: -20px; 
      }

      .blog-list__card {
        width: calc(100% - 70px); 
        margin-left: 50px !important; 
        margin-right: 0 !important;
      }

      .blog-list__card-image {
        height: 180px;
      }

      .blog-list__card-title {
        font-size: 1.1em;
      }

      .blog-list__card-summary {
        font-size: 0.85em;
      }
    }

    
    @media (min-width: 768px) and (max-width: 1024px) {
      .blog-list__heading {
        font-size: 2.2em;
      }

      .blog-list__timeline-line {
        left: 50%;
      }

      .blog-list__timeline-dot {
        left: 50%;
      }

      .blog-list__timeline-date {
        left: 50%;
      }

      .blog-list__card {
        width: calc(50% - 50px); 
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__card {
        margin-right: 50px;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__card {
        margin-left: 50px;
      }

      .blog-list__card-image {
        height: 180px;
      }
    }

    
    @media (min-width: 1025px) {
      .blog-list__card-image {
        height: 220px; 
      }
    }

    
    .blog-list__heading,
    .blog-list__card-title-link {
      color: var(--accent-color);
    }

    .blog-list__card-summary,
    .blog-list__timeline-date {
      color: var(--text-color-dark);
    }

    .blog-list__card-read-more {
      color: var(--primary-bg); 
    }

    
    .blog-list__card-title-link:focus,
    .blog-list__card-read-more:focus {
      outline: 2px solid var(--accent-color);
      outline-offset: 3px;
    }