:root {
      --blog-list-primary-color: #ffd700; 
      --blog-list-secondary-color: #4CAF50; 
      --blog-list-background-color: #0a0a0a; 
      --blog-list-card-background: #1a1a1a; 
      --blog-list-text-color: #f0f0f0; 
      --blog-list-muted-text-color: #cccccc; 
      --blog-list-border-color: #333333; 
      --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-background-color);
      color: var(--blog-list-text-color);
      padding: 40px 0;
      padding-top: var(--header-offset, 120px);
      min-height: 80vh;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .blog-list__header {
      text-align: center;
      margin-bottom: 40px;
      padding: 0 20px;
    }

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

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

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

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

    .blog-list__timeline-item {
      padding: 20px 0;
      position: relative;
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

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

    .blog-list__timeline-item::after {
      content: '';
      position: absolute;
      width: 20px;
      height: 20px;
      background-color: var(--blog-list-primary-color);
      border: 4px solid var(--blog-list-background-color);
      border-radius: 50%;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      z-index: 2;
    }

    .blog-list__item-date {
      width: calc(50% - 100px); 
      text-align: right;
      font-size: 1em;
      color: var(--blog-list-muted-text-color);
      position: relative;
      padding-right: 20px;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__item-date {
      text-align: left;
      padding-left: 20px;
      padding-right: 0;
    }

    .blog-list__item-card {
      width: calc(50% - 100px); 
      background-color: var(--blog-list-card-background);
      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: inherit;
    }

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

    .blog-list__item-image {
      width: 100%;
      padding-bottom: 56.25%; 
      background-size: cover;
      background-position: center;
      background-color: var(--blog-list-border-color); 
      border-bottom: 1px solid var(--blog-list-border-color);
    }

    .blog-list__item-details {
      padding: 20px;
    }

    .blog-list__item-title {
      font-size: 1.25em; 
      font-weight: bold;
      color: var(--blog-list-text-color);
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .blog-list__item-title a {
      color: inherit;
      text-decoration: none;
      transition: color 0.3s ease;
    }

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

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

    .blog-list__item-read-more {
      display: inline-block;
      margin-top: 10px;
      color: var(--blog-list-secondary-color);
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
    }

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

    @media (max-width: 1024px) {
      .blog-list__title {
        font-size: 2em;
      }
      .blog-list__description {
        font-size: 1em;
      }
      .blog-list__timeline::before {
        left: 20px; 
        transform: translateX(0);
      }
      .blog-list__timeline-item {
        justify-content: flex-start;
        flex-direction: row !important; 
      }
      .blog-list__timeline-item::after {
        left: 20px; 
        transform: translate(-50%, -50%);
      }
      .blog-list__item-date {
        width: 100px; 
        text-align: left;
        padding-left: 50px; 
        padding-right: 10px;
      }
      .blog-list__timeline-item:nth-child(even) .blog-list__item-date {
        padding-left: 50px;
        padding-right: 10px;
      }
      .blog-list__item-card {
        width: calc(100% - 150px); 
      }
    }

    @media (max-width: 768px) {
      .blog-list {
        padding-top: var(--header-offset, 120px);
      }
      .blog-list__title {
        font-size: 1.8em;
      }
      .blog-list__description {
        font-size: 0.9em;
      }
      .blog-list__timeline::before {
        left: 10px; 
      }
      .blog-list__timeline-item::after {
        left: 10px;
      }
      .blog-list__item-date {
        width: 80px; 
        padding-left: 30px;
        font-size: 0.9em;
      }
      .blog-list__timeline-item:nth-child(even) .blog-list__item-date {
        padding-left: 30px;
      }
      .blog-list__item-card {
        width: calc(100% - 100px); 
        margin-left: 10px;
      }
      .blog-list__item-title {
        font-size: 1.1em; 
      }
      .blog-list__item-summary {
        font-size: 0.9em; 
        -webkit-line-clamp: 2; 
        min-height: 2.8em;
      }
    }

    @media (max-width: 480px) {
        .blog-list__item-card {
            width: calc(100% - 60px); 
            margin-left: 20px;
        }
        .blog-list__item-date {
            display: none; 
        }
        .blog-list__timeline::before {
            left: 20px;
        }
        .blog-list__timeline-item::after {
            left: 20px;
        }
        .blog-list__item-details {
            padding: 15px;
        }
        .blog-list__item-title {
            font-size: 1em;
        }
        .blog-list__item-summary {
            font-size: 0.85em;
        }
    }