:root {
      --primary-color: #e44d26; 
      --secondary-color: #333;
      --text-color: #333;
      --light-text-color: #555;
      --date-text-color: #777;
      --background-color: #f9f9f9;
      --card-background: #fff;
      --border-color: #eee;
      --shadow-color: rgba(0, 0, 0, 0.1);
      --header-offset: 120px; 
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      padding-bottom: 40px;
      background-color: var(--background-color);
      font-family: 'Arial', sans-serif;
      color: var(--text-color);
    }

    .blog-list__header {
      text-align: center;
      margin-bottom: 40px;
      padding: 0 15px;
    }

    .blog-list__title {
      font-size: 2.5em;
      color: var(--primary-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

    .blog-list__description {
      font-size: 1.1em;
      color: var(--light-text-color);
      max-width: 800px;
      margin: 0 auto;
      line-height: 1.6;
    }

    .blog-list__timeline-container {
      position: relative;
      max-width: 1000px;
      margin: 0 auto;
      padding: 20px 0 20px 40px; 
    }

    .blog-list__timeline-container::before {
      content: '';
      position: absolute;
      width: 4px;
      background-color: var(--primary-color);
      top: 0;
      bottom: 0;
      left: 20px; 
      z-index: 1;
    }

    .blog-list__item {
      display: flex;
      justify-content: flex-start; 
      margin-bottom: 30px;
      position: relative;
      width: 100%; 
    }

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

    .blog-list__item-content {
      background-color: var(--card-background);
      border-radius: 10px;
      box-shadow: 0 4px 15px var(--shadow-color);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      width: calc(100% - 40px); 
      max-width: 600px; 
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--border-color);
      margin-left: 20px; 
    }

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

    .blog-list__item-image-link {
      display: block;
    }

    .blog-list__item-image-wrapper {
      position: relative;
      padding-bottom: 56.25%; 
      height: 0;
      overflow: hidden;
      background-color: #f0f0f0; 
    }

    .blog-list__item-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

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

    .blog-list__item-title {
      font-size: 1.4em;
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.3;
    }

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

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

    .blog-list__item-summary {
      font-size: 0.95em;
      color: var(--light-text-color);
      margin-bottom: 15px;
      line-height: 1.5;
      display: -webkit-box;
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
      flex-grow: 1;
    }

    .blog-list__item-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.85em;
      color: var(--date-text-color);
      margin-top: auto;
      padding-top: 10px;
      border-top: 1px solid var(--border-color);
    }

    .blog-list__item-date {
      white-space: nowrap;
    }

    .blog-list__read-more {
      color: var(--primary-color);
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
      white-space: nowrap;
    }

    .blog-list__read-more:hover {
      text-decoration: underline;
    }

    
    .blog-list__timeline-point {
      position: absolute;
      top: 20px;
      left: 20px; 
      transform: translateX(-50%); 
      width: 20px;
      height: 20px;
      background-color: var(--primary-color);
      border-radius: 50%;
      border: 3px solid var(--card-background);
      z-index: 2;
    }

    
    @media (min-width: 768px) {
      .blog-list__timeline-container {
        padding: 40px 0; 
      }

      .blog-list__timeline-container::before {
        left: 50%; 
        transform: translateX(-50%);
      }

      .blog-list__item {
        justify-content: center; 
      }

      .blog-list__item-content {
        width: 45%; 
        max-width: 480px; 
        margin-left: 0; 
      }

      .blog-list__item:nth-child(odd) .blog-list__item-content {
        margin-right: calc(50% + 20px); 
      }

      .blog-list__item:nth-child(even) .blog-list__item-content {
        margin-left: calc(50% + 20px); 
      }

      .blog-list__timeline-point {
        left: 50%; 
        transform: translateX(-50%);
      }

      .blog-list__item-title {
        font-size: 1.5em; 
      }

      .blog-list__item-summary {
        font-size: 1em; 
      }

      .blog-list__item-meta {
        font-size: 0.9em; 
      }
    }

    
    @media (min-width: 1024px) {
      .blog-list__timeline-container {
        padding: 40px 0;
      }
      .blog-list__item {
        margin-bottom: 60px;
      }
      .blog-list__item-content {
        max-width: 450px;
      }
      .blog-list__item:nth-child(odd) .blog-list__item-content {
        margin-right: calc(50% + 30px);
      }

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