:root {
      --primary-color: #007bff; 
      --secondary-color: #6c757d;
      --text-color: #343a40;
      --light-text-color: #666;
      --background-color: #f8f9fa;
      --card-background: #ffffff;
      --border-color: #dee2e6;
      --accent-color: #ffc107; 
      --header-offset: 120px;
    }

    @media (prefers-color-scheme: dark) {
      :root {
        --text-color: #e0e0e0;
        --light-text-color: #b0b0b0;
        --background-color: #1a1a1a;
        --card-background: #2c2c2c;
        --border-color: #444;
      }
    }

    .blog-list {
      font-family: 'Arial', sans-serif;
      color: var(--text-color);
      background-color: var(--background-color);
      padding-top: var(--header-offset, 120px);
      padding-bottom: 40px;
      min-height: 100vh;
      line-height: 1.6;
    }

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

    .blog-list__page-title {
      font-size: 2.5em;
      color: var(--primary-color);
      text-align: center;
      margin-bottom: 40px;
      font-weight: bold;
      text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
    }

    .blog-list__timeline-wrapper {
      position: relative;
      padding: 10px 0;
      margin-top: 20px;
    }

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

    .blog-list__timeline-item {
      display: flex;
      justify-content: space-between;
      margin-bottom: 60px;
      position: relative;
      width: 100%;
      z-index: 2;
    }

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

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

    .blog-list__timeline-date {
      position: absolute;
      left: 50%;
      top: 0;
      transform: translateX(-50%);
      background-color: var(--primary-color);
      color: #ffffff;
      padding: 8px 15px;
      border-radius: 50px;
      font-size: 0.9em;
      font-weight: bold;
      white-space: nowrap;
      box-shadow: 0 4px 8px rgba(0,0,0,0.2);
      z-index: 3;
      min-width: 120px;
      text-align: center;
    }

    .blog-list__timeline-content-wrapper {
      width: calc(50% - 70px);
      padding: 20px;
      background-color: var(--card-background);
      border-radius: 12px;
      box-shadow: 0 6px 15px rgba(0,0,0,0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--border-color);
      position: relative;
    }

    .blog-list__timeline-content-wrapper:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-content-wrapper {
      margin-right: 70px;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content-wrapper {
      margin-left: 70px;
    }

    .blog-list__timeline-content-wrapper::after {
      content: '';
      position: absolute;
      top: 20px;
      width: 0;
      height: 0;
      border: 15px solid transparent;
      z-index: 1;
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-content-wrapper::after {
      border-left-color: var(--card-background);
      right: -30px;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content-wrapper::after {
      border-right-color: var(--card-background);
      left: -30px;
    }

    .blog-list__image-link {
      display: block;
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
    }

    .blog-list__image {
      width: 100%;
      height: 225px;
      object-fit: cover;
      border-radius: 8px;
      transition: transform 0.3s ease;
    }

    .blog-list__image:hover {
      transform: scale(1.05);
    }

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

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

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

    .blog-list__summary {
      font-size: 1em;
      color: var(--light-text-color);
      line-height: 1.6;
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .blog-list__read-more {
      display: inline-block;
      background-color: var(--primary-color);
      color: #ffffff;
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
    }

    .blog-list__read-more:hover {
      background-color: #0056b3;
      transform: translateY(-2px);
    }

    @media (max-width: 992px) {
      .blog-list__timeline-wrapper::before {
        left: 20px;
      }

      .blog-list__timeline-item {
        flex-direction: row !important;
        justify-content: flex-start;
      }

      .blog-list__timeline-date {
        left: 20px;
        transform: translateX(0);
        top: -20px;
        min-width: unset;
        padding: 5px 10px;
        font-size: 0.8em;
      }

      .blog-list__timeline-content-wrapper {
        width: calc(100% - 60px);
        margin-left: 60px !important;
        margin-right: 0 !important;
        padding: 15px;
      }

      .blog-list__timeline-content-wrapper::after {
        border-right-color: var(--card-background);
        border-left-color: transparent;
        left: -30px;
        right: unset;
      }
    }

    @media (max-width: 768px) {
      .blog-list__page-title {
        font-size: 2em;
        margin-bottom: 30px;
      }

      .blog-list__image {
        height: 180px;
      }

      .blog-list__title {
        font-size: 1.2em;
      }

      .blog-list__summary {
        font-size: 0.9em;
      }

      .blog-list__read-more {
        padding: 8px 15px;
        font-size: 0.9em;
      }
    }

    @media (max-width: 480px) {
      .blog-list__container {
        padding: 10px;
      }

      .blog-list__timeline-content-wrapper {
        width: calc(100% - 50px);
        margin-left: 40px !important;
        padding: 10px;
        border-radius: 8px;
      }
      .blog-list__timeline-wrapper::before {
        left: 10px;
      }
      .blog-list__timeline-date {
        left: 10px;
        top: -15px;
        font-size: 0.75em;
        padding: 4px 8px;
      }
      .blog-list__timeline-content-wrapper::after {
        left: -20px;
        border: 10px solid transparent;
        border-right-color: var(--card-background);
        top: 15px;
      }
      .blog-list__timeline-item {
        margin-bottom: 50px;
      }
      .blog-list__image {
        height: 150px;
      }
    }