:root {
      --primary-color: #007bff; 
      --secondary-color: #6c757d; 
      --background-light: #f8f9fa; 
      --text-dark: #212529; 
      --border-light: #dee2e6; 
      --header-offset: 120px; 
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      font-family: 'Arial', sans-serif;
      color: var(--text-dark);
      line-height: 1.6;
      background-color: var(--background-light);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    .blog-list__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      width: 100%;
      flex-grow: 1;
    }

    .blog-list__header {
      text-align: center;
      margin-bottom: 40px;
      padding: 20px 0;
      background-color: #ffffff;
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    }

    .blog-list__heading {
      font-size: 32px;
      color: var(--primary-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

    .blog-list__description {
      font-size: 18px;
      color: var(--secondary-color);
      max-width: 800px;
      margin: 0 auto;
    }

    .blog-list__timeline {
      position: relative;
      margin-top: 50px;
      padding: 0 15px;
    }

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

    .blog-list__timeline-item {
      position: relative;
      margin-bottom: 50px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-direction: row; 
    }

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

    .blog-list__timeline-dot {
      width: 20px;
      height: 20px;
      background-color: var(--primary-color);
      border: 3px solid #ffffff;
      border-radius: 50%;
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      z-index: 2;
      box-shadow: 0 0 0 5px var(--primary-color); 
    }

    .blog-list__timeline-content {
      background-color: #ffffff;
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
      padding: 25px;
      width: calc(50% - 40px); 
      display: flex;
      flex-direction: column;
      overflow: hidden; 
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      min-height: 250px; 
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content {
      margin-left: auto; 
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-content {
      margin-right: auto; 
    }

    .blog-list__timeline-content:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .blog-list__image {
      width: 100%;
      height: 200px; 
      object-fit: cover;
      border-radius: 8px;
      margin-bottom: 15px;
      aspect-ratio: 16 / 9; 
    }

    .blog-list__title {
      font-size: 20px;
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.3;
    }

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

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

    .blog-list__summary {
      font-size: 15px;
      color: var(--secondary-color);
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
      min-height: 60px; 
    }

    .blog-list__date {
      font-size: 13px;
      color: #999;
      display: block;
      margin-bottom: 15px;
    }

    .blog-list__read-more {
      display: inline-block;
      background-color: var(--primary-color);
      color: #ffffff;
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-size: 15px;
      font-weight: bold;
      transition: background-color 0.3s ease;
      align-self: flex-start; 
    }

    .blog-list__read-more:hover {
      background-color: #0056b3;
    }

    
    @media (max-width: 1024px) {
      .blog-list__timeline::before {
        left: 20px; 
        transform: translateX(0);
      }

      .blog-list__timeline-item {
        flex-direction: column; 
        align-items: flex-start;
      }

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

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

      .blog-list__timeline-content {
        width: calc(100% - 60px); 
        margin-left: 60px; 
        margin-right: 0;
        padding: 20px;
        min-height: auto;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content {
        margin-left: 60px;
        margin-right: 0;
      }

      .blog-list__heading {
        font-size: 28px;
      }
      .blog-list__description {
        font-size: 16px;
      }
    }

    @media (max-width: 768px) {
      .blog-list__container {
        padding: 15px;
      }

      .blog-list__header {
        margin-bottom: 30px;
        padding: 15px 0;
      }

      .blog-list__heading {
        font-size: 24px;
      }

      .blog-list__description {
        font-size: 14px;
      }

      .blog-list__timeline::before {
        left: 15px;
      }

      .blog-list__timeline-dot {
        left: 15px;
      }

      .blog-list__timeline-content {
        width: calc(100% - 50px);
        margin-left: 50px;
        padding: 15px;
      }

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

      .blog-list__image {
        height: 180px;
        margin-bottom: 10px;
      }

      .blog-list__title {
        font-size: 18px;
        margin-bottom: 8px;
      }

      .blog-list__summary {
        font-size: 14px;
        margin-bottom: 10px;
        -webkit-line-clamp: 4; 
        min-height: auto;
      }

      .blog-list__date {
        font-size: 12px;
        margin-bottom: 10px;
      }

      .blog-list__read-more {
        padding: 8px 15px;
        font-size: 14px;
      }
    }

    @media (max-width: 480px) {
      .blog-list__header {
        border-radius: 8px;
      }

      .blog-list__heading {
        font-size: 20px;
      }

      .blog-list__description {
        font-size: 13px;
      }

      .blog-list__timeline-dot {
        width: 16px;
        height: 16px;
        border-width: 2px;
        box-shadow: 0 0 0 4px var(--primary-color);
      }

      .blog-list__image {
        height: 150px;
      }

      .blog-list__title {
        font-size: 16px;
      }
      .blog-list__summary {
        font-size: 13px;
        -webkit-line-clamp: 5;
      }
    }