:root {
      --blog-list-bg-color: #1a1a1a;
      --blog-list-card-bg-color: #2a2a2a;
      --blog-list-text-color: #f0f0f0;
      --blog-list-heading-color: #FFD700; 
      --blog-list-link-color: #FFD700;
      --blog-list-link-hover-color: #FFA500;
      --blog-list-summary-color: #cccccc;
      --blog-list-date-color: #999999;
      --blog-list-border-color: #444444;
      --blog-list-shadow-color: rgba(0, 0, 0, 0.3);
      --blog-list-shadow-hover-color: rgba(0, 0, 0, 0.6);
      --header-offset: 120px; 
    }

    .blog-list {
      font-family: 'Arial', sans-serif;
      background-color: var(--blog-list-bg-color);
      color: var(--blog-list-text-color);
      padding-top: var(--header-offset); 
      padding-bottom: 40px;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      box-sizing: border-box;
    }

    .blog-list__container {
      max-width: 1200px;
      width: 100%;
      padding: 20px;
      box-sizing: border-box;
    }

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

    .blog-list__heading {
      font-size: 2.5em;
      color: var(--blog-list-heading-color);
      margin-bottom: 15px;
      line-height: 1.2;
    }

    .blog-list__description {
      font-size: 1.1em;
      color: var(--blog-list-summary-color);
      max-width: 700px;
      margin: 0 auto;
      line-height: 1.6;
    }

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

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

    .blog-list__timeline-item {
      position: relative;
      margin-bottom: 40px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

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

    .blog-list__timeline-item-date {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 120px;
      height: 120px;
      border-radius: 50%;
      background-color: var(--blog-list-heading-color);
      color: var(--blog-list-bg-color);
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      font-weight: bold;
      font-size: 0.9em;
      text-align: center;
      z-index: 2;
      box-shadow: 0 0 15px var(--blog-list-shadow-color);
      border: 3px solid var(--blog-list-card-bg-color);
      line-height: 1.3;
      padding: 5px;
      box-sizing: border-box;
    }
    
    .blog-list__timeline-item-date span {
        display: block;
    }
    
    .blog-list__timeline-item-date .blog-list__date-year {
        font-size: 1.2em;
        margin-bottom: 2px;
    }

    .blog-list__timeline-item-card {
      width: 45%;
      background-color: var(--blog-list-card-bg-color);
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--blog-list-shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      text-decoration: none;
      color: var(--blog-list-text-color);
    }

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

    .blog-list__item-image {
      width: 100%;
      height: 225px; 
      object-fit: cover;
      display: block;
      border-top-left-radius: 12px;
      border-top-right-radius: 12px;
    }

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

    .blog-list__item-heading {
      font-size: 1.4em; 
      margin-top: 0;
      margin-bottom: 10px;
      color: var(--blog-list-heading-color);
      line-height: 1.3;
    }

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

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

    .blog-list__item-summary {
      font-size: 0.95em; 
      color: var(--blog-list-summary-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;
        margin-top: auto; 
    }

    .blog-list__item-published-date {
      font-size: 0.85em; 
      color: var(--blog-list-date-color);
    }

    .blog-list__item-read-more {
      display: inline-block;
      padding: 8px 15px;
      background-color: var(--blog-list-link-color);
      color: var(--blog-list-bg-color);
      text-decoration: none;
      border-radius: 6px;
      font-weight: bold;
      font-size: 0.9em;
      transition: background-color 0.3s ease;
    }

    .blog-list__item-read-more:hover {
      background-color: var(--blog-list-link-hover-color);
    }

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

      .blog-list__timeline-item,
      .blog-list__timeline-item:nth-child(even) {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 30px;
      }

      .blog-list__timeline-item-date {
        position: relative;
        left: 0;
        transform: none;
        margin-left: 20px;
        margin-bottom: 15px;
        width: 100px;
        height: 100px;
        font-size: 0.8em;
        border: 2px solid var(--blog-list-card-bg-color);
        box-shadow: 0 0 10px var(--blog-list-shadow-color);
      }
      
      .blog-list__timeline-item-date .blog-list__date-year {
          font-size: 1.1em;
      }

      .blog-list__timeline-item-card {
        width: calc(100% - 40px); 
        margin-left: 20px; 
      }
    }

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

      .blog-list__heading {
        font-size: 2em;
      }

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

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

      .blog-list__timeline-item-date {
        margin-left: 15px;
        width: 90px;
        height: 90px;
        font-size: 0.75em;
      }
      
      .blog-list__timeline-item-date .blog-list__date-year {
          font-size: 1em;
      }

      .blog-list__timeline-item-card {
        width: calc(100% - 30px);
        margin-left: 15px;
      }

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

      .blog-list__item-heading {
        font-size: 1.2em;
      }

      .blog-list__item-summary {
        font-size: 0.9em;
        -webkit-line-clamp: 4; 
      }

      .blog-list__item-read-more {
        padding: 7px 12px;
        font-size: 0.85em;
      }
    }

    @media (max-width: 480px) {
      .blog-list__heading {
        font-size: 1.8em;
      }
      .blog-list__description {
        font-size: 0.95em;
      }
      .blog-list__timeline-item-date {
        width: 80px;
        height: 80px;
        font-size: 0.7em;
      }
      .blog-list__timeline-item-date .blog-list__date-year {
          font-size: 0.9em;
      }
      .blog-list__item-image {
        height: 150px;
      }
      .blog-list__item-content {
        padding: 15px;
      }
      .blog-list__item-heading {
        font-size: 1.1em;
      }
      .blog-list__item-summary {
        font-size: 0.85em;
      }
      .blog-list__item-read-more {
        font-size: 0.8em;
      }
    }