:root {
      --header-offset: 120px; 
      --primary-color: #007bff; 
      --secondary-color: #6c757d; 
      --accent-color: #ffc107; 
      --text-color-dark: #333;
      --text-color-medium: #666;
      --text-color-light: #999;
      --bg-color-light: #f8f9fa; 
      --card-bg-color: #ffffff; 
      --border-color: #e0e0e0;
      --shadow-light: rgba(0, 0, 0, 0.1);
      --shadow-hover: rgba(0, 0, 0, 0.2);
    }

    .blog-list {
      font-family: 'Segoe UI', Arial, sans-serif;
      line-height: 1.6;
      color: var(--text-color-dark);
      background-color: var(--bg-color-light);
      padding-bottom: 40px;
    }

    .blog-list__section {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      padding-top: var(--header-offset, 120px); 
    }

    .blog-list__heading {
      text-align: center;
      font-size: 2.5em;
      color: var(--text-color-dark);
      margin-bottom: 15px;
      padding-top: 20px;
      font-weight: 700;
    }

    .blog-list__description {
      text-align: center;
      font-size: 1.1em;
      color: var(--text-color-medium);
      margin-bottom: 40px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

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

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

    .blog-list__timeline-item {
      display: flex;
      justify-content: center;
      align-items: center;
      margin-bottom: 60px;
      position: relative;
    }

    .blog-list__timeline-dot {
      position: absolute;
      width: 20px;
      height: 20px;
      background-color: var(--primary-color);
      border: 4px solid var(--card-bg-color);
      border-radius: 50%;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1;
    }

    .blog-list__timeline-date {
      position: absolute;
      width: 120px;
      text-align: center;
      font-size: 0.9em;
      color: var(--text-color-medium); 
      left: 50%;
      transform: translateX(-50%);
      top: -30px;
      white-space: nowrap;
      z-index: 1;
      font-weight: 600;
    }

    .blog-list__card {
      background-color: var(--card-bg-color);
      border-radius: 12px; 
      box-shadow: 0 4px 15px var(--shadow-light);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      width: 100%;
      max-width: 450px;
      display: flex;
      flex-direction: column;
      overflow: hidden;
      position: relative;
      z-index: 1;
    }

    .blog-list__card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px var(--shadow-hover);
    }

    .blog-list__card-image-link {
      display: block;
      width: 100%;
      height: 225px; 
      overflow: hidden;
    }

    .blog-list__card-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }

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

    .blog-list__card-content {
      padding: 20px; 
    }

    .blog-list__card-title {
      font-size: 1.3em; 
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.3;
    }

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

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

    .blog-list__card-summary {
      font-size: 0.95em; 
      color: var(--text-color-medium);
      margin-bottom: 15px;
      line-height: 1.5;
      overflow: hidden;
      text-overflow: ellipsis;
      display: -webkit-box;
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical;
    }

    .blog-list__card-read-more {
      display: inline-block;
      padding: 10px 18px;
      background-color: var(--primary-color);
      color: #ffffff;
      text-decoration: none;
      border-radius: 8px;
      font-size: 0.9em; 
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
    }

    .blog-list__card-read-more:hover {
      background-color: #0056b3; 
      transform: translateY(-2px);
    }

    

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

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

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

      .blog-list__timeline-item {
        justify-content: flex-start;
        padding-left: 60px;
        margin-bottom: 40px;
      }

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

      .blog-list__timeline-date {
        left: 20px;
        transform: translateX(-50%);
        top: -35px;
        font-size: 0.85em;
      }

      .blog-list__card {
        width: calc(100% - 20px);
        max-width: none;
      }

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

    
    @media (min-width: 768px) and (max-width: 1023px) {
      .blog-list__timeline-item {
        margin-bottom: 80px;
      }
      .blog-list__card {
        width: calc(50% - 60px);
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__card {
        margin-right: calc(50% + 30px);
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__card {
        margin-left: calc(50% + 30px);
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-date {
        left: 50%;
        transform: translateX(-170%);
        text-align: right;
        width: 160px;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
        left: 50%;
        transform: translateX(70%);
        text-align: left;
        width: 160px;
      }
    }

    
    @media (min-width: 1024px) {
      .blog-list__timeline-item {
        margin-bottom: 80px;
      }
      .blog-list__card {
        width: calc(50% - 60px);
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__card {
        margin-right: calc(50% + 30px);
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__card {
        margin-left: calc(50% + 30px);
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-date {
        left: 50%;
        transform: translateX(-170%);
        text-align: right;
        width: 160px;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
        left: 50%;
        transform: translateX(70%);
        text-align: left;
        width: 160px;
      }
    }