:root {
      --primary-color: #0A4F8B; 
      --secondary-color: #FFD700; 
      --text-dark: #333333;
      --text-medium: #666666;
      --text-light: #999999;
      --background-light: #ffffff;
      --border-color: #e0e0e0;
      --shadow-light: rgba(0, 0, 0, 0.08);
      --shadow-hover: rgba(0, 0, 0, 0.15);
      --header-offset: 120px; 
    }

    .blog-list {
      padding-top: var(--header-offset);
      padding-bottom: 60px;
      background-color: var(--background-light);
      font-family: 'Arial', sans-serif;
      color: var(--text-dark);
      line-height: 1.6;
      min-height: calc(100vh - var(--header-offset) - 200px); 
    }

    .blog-list__hero {
      text-align: center;
      padding: 40px 20px 60px;
      max-width: 800px;
      margin: 0 auto;
    }

    .blog-list__main-title {
      font-size: 2.2em;
      color: var(--primary-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

    .blog-list__description {
      font-size: 1.1em;
      color: var(--text-medium);
      line-height: 1.8;
    }

    .blog-list__timeline-container {
      position: relative;
      max-width: 960px;
      margin: 0 auto;
      padding: 20px 0;
    }

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

    .blog-list__timeline-item {
      padding: 10px 0;
      position: relative;
      background-color: inherit;
      width: 50%;
      box-sizing: border-box;
      margin-bottom: 30px;
    }

    .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-node {
      width: 20px;
      height: 20px;
      position: absolute;
      right: -10px;
      background-color: var(--primary-color);
      border: 3px solid var(--background-light);
      top: 30px;
      border-radius: 50%;
      z-index: 1;
      box-shadow: 0 0 0 3px var(--primary-color);
    }

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

    .blog-list__timeline-content {
      padding: 0;
      position: relative;
    }

    .blog-list__timeline-date {
      color: var(--text-light);
      font-size: 0.85em;
      margin-bottom: 10px;
      text-align: right;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
      text-align: left;
    }

    .blog-list__card-link {
      text-decoration: none;
      display: block;
    }

    .blog-list__card {
      background-color: var(--background-light);
      border-radius: 10px;
      box-shadow: 0 4px 10px var(--shadow-light);
      overflow: hidden;
      transition: all 0.3s ease;
      border: 1px solid var(--border-color);
      height: 100%;
    }

    .blog-list__card:hover {
      box-shadow: 0 8px 20px var(--shadow-hover);
      transform: translateY(-5px);
    }

    .blog-list__image-wrapper {
      width: 100%;
      padding-top: 56.25%; 
      position: relative;
      overflow: hidden;
      background-color: #f0f0f0;
    }

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

    .blog-list__card-body {
      padding: 20px;
    }

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

    .blog-list__card-summary {
      font-size: 0.95em;
      color: var(--text-medium);
      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-flex;
      align-items: center;
      color: var(--primary-color);
      font-weight: bold;
      font-size: 0.9em;
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .blog-list__read-more:hover {
      color: var(--secondary-color);
    }

    .blog-list__read-more-icon {
      margin-left: 5px;
      transition: transform 0.3s ease;
    }

    .blog-list__read-more:hover .blog-list__read-more-icon {
      transform: translateX(3px);
    }

    @media (max-width: 767px) {
      .blog-list__hero {
        padding: 30px 15px 40px;
      }

      .blog-list__main-title {
        font-size: 1.8em;
      }

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

      .blog-list__timeline-container {
        padding: 0 20px;
      }

      .blog-list__timeline-container::after {
        left: 20px;
        margin-left: -2px;
      }

      .blog-list__timeline-item {
        width: 100%;
        left: 0;
        padding-left: 50px;
        padding-right: 0;
        margin-bottom: 25px;
      }

      .blog-list__timeline-item:nth-child(odd),
      .blog-list__timeline-item:nth-child(even) {
        left: 0;
        padding-left: 50px;
        padding-right: 0;
      }

      .blog-list__timeline-node {
        left: 10px;
        right: auto;
        top: 25px;
      }

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

      .blog-list__timeline-date {
        text-align: left;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
        text-align: left;
      }

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

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

    @media (min-width: 768px) and (max-width: 1023px) {
      .blog-list__main-title {
        font-size: 2em;
      }

      .blog-list__description {
        font-size: 1.05em;
      }

      .blog-list__timeline-container {
        padding: 0 40px;
      }

      .blog-list__timeline-container::after {
        left: 20px;
        margin-left: -2px;
      }

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

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

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

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

      .blog-list__timeline-date {
        text-align: left;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
        text-align: left;
      }
    }