:root {
      --primary-bg-color: #1a1a1a;
      --secondary-bg-color: #2c2c2c;
      --text-color-light: #f0f0f0;
      --text-color-dark: #333;
      --accent-color: #4CAF50; 
      --accent-color-hover: #5cb85c;
      --border-color: #444;
      --shadow-color: rgba(0, 0, 0, 0.3);
      --header-offset: 120px; 
    }

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

    .blog-list__hero {
      padding: 80px 20px 40px;
      text-align: center;
      background-color: #222; 
      margin-bottom: 40px;
      padding-top: var(--header-offset, 120px); 
    }

    .blog-list__hero-title {
      font-size: 2.8em;
      color: var(--accent-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

    .blog-list__hero-description {
      font-size: 1.1em;
      color: #ccc;
      max-width: 800px;
      margin: 0 auto;
    }

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

    .blog-list__timeline-wrapper::after {
      content: '';
      position: absolute;
      width: 4px;
      background-color: var(--border-color);
      top: 0;
      bottom: 0;
      left: 50%;
      margin-left: -2px;
      z-index: 1;
    }

    .blog-list__timeline-item {
      padding: 10px 0;
      position: relative;
      background-color: inherit;
      width: 50%;
      z-index: 2;
    }

    .blog-list__timeline-item:nth-child(odd) {
      left: 0;
      padding-right: 40px;
    }

    .blog-list__timeline-item:nth-child(even) {
      left: 50%;
      padding-left: 40px;
    }

    .blog-list__timeline-circle {
      width: 20px;
      height: 20px;
      background-color: var(--accent-color);
      position: absolute;
      top: 50%;
      right: -10px;
      border-radius: 50%;
      z-index: 3;
      transform: translateY(-50%);
      border: 3px solid var(--primary-bg-color);
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-circle {
      left: -10px;
    }

    .blog-list__card {
      background-color: var(--secondary-bg-color);
      border-radius: 10px;
      box-shadow: 0 4px 15px var(--shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%; 
    }

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

    .blog-list__card-image-wrapper {
      position: relative;
      width: 100%;
      padding-top: 56.25%; 
      overflow: hidden;
    }

    .blog-list__card-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      border-top-left-radius: 10px;
      border-top-right-radius: 10px;
    }

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

    .blog-list__card-title {
      font-size: 1.25em; 
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.3;
    }

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

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

    .blog-list__card-summary {
      font-size: 0.95em; 
      color: #ccc;
      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-date {
      font-size: 0.8em; 
      color: #999;
      margin-top: auto; 
      text-align: right;
    }

    .blog-list__card-read-more {
      display: inline-block;
      margin-top: 15px;
      padding: 8px 15px;
      background-color: var(--accent-color);
      color: var(--text-color-light);
      text-decoration: none;
      border-radius: 5px;
      font-size: 0.9em;
      transition: background-color 0.3s ease;
      align-self: flex-start; 
    }

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

    
    @media (max-width: 1024px) {
      .blog-list__hero-title {
        font-size: 2.2em;
      }
      .blog-list__timeline-wrapper::after {
        left: 20px; 
        margin-left: 0;
      }

      .blog-list__timeline-item {
        width: 100%;
        padding-left: 60px; 
        padding-right: 20px;
        left: 0;
      }

      .blog-list__timeline-item:nth-child(odd) {
        padding-right: 20px; 
      }

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

      .blog-list__timeline-circle {
        left: 10px; 
        right: auto;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-circle {
        left: 10px;
      }

      .blog-list__card-title {
        font-size: 1.15em;
      }
      .blog-list__card-summary {
        font-size: 0.9em;
      }
    }

    @media (max-width: 768px) {
      .blog-list__hero {
        padding-top: var(--header-offset, 120px);
        padding: 60px 15px 30px;
      }
      .blog-list__hero-title {
        font-size: 1.8em;
      }
      .blog-list__hero-description {
        font-size: 1em;
      }
      .blog-list__timeline-wrapper {
        padding: 0 15px;
      }
      .blog-list__timeline-wrapper::after {
        left: 15px;
      }
      .blog-list__timeline-item {
        padding-left: 50px;
        padding-right: 15px;
      }
      .blog-list__timeline-circle {
        left: 5px;
      }
      .blog-list__card-title {
        font-size: 1.1em;
      }
      .blog-list__card-summary {
        font-size: 0.85em;
      }
      .blog-list__card-read-more {
        font-size: 0.85em;
        padding: 6px 12px;
      }
    }

    @media (max-width: 480px) {
      .blog-list__hero-title {
        font-size: 1.5em;
      }
      .blog-list__hero-description {
        font-size: 0.9em;
      }
      .blog-list__card-content {
        padding: 15px;
      }
      .blog-list__card-title {
        font-size: 1em;
      }
      .blog-list__card-summary {
        font-size: 0.8em;
      }
    }