:root {
      --primary-color: #007bff;
      --secondary-color: #6c757d;
      --text-dark: #1a1a1a;
      --text-medium: #4a4a4a;
      --text-light: #7a7a7a;
      --background-light: #f8f9fa;
      --border-color: #e0e0e0;
      --shadow-light: rgba(0, 0, 0, 0.08);
      --shadow-hover: rgba(0, 0, 0, 0.15);
    }

    .blog-list {
      font-family: 'Arial', sans-serif;
      padding: var(--header-offset, 120px) 20px 40px;
      max-width: 1200px;
      margin: 0 auto;
      background-color: var(--background-light);
    }

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

    .blog-list__title {
      font-size: 2.2em;
      color: var(--text-dark);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .blog-list__description {
      font-size: 1em;
      color: var(--text-medium);
      max-width: 700px;
      margin: 0 auto;
      line-height: 1.6;
    }

    .blog-list__timeline-container {
      display: grid;
      grid-template-columns: 1fr;
      gap: 30px;
      position: relative;
      padding-left: 30px;
    }

    .blog-list__timeline-container::before {
      content: '';
      position: absolute;
      left: 20px;
      top: 0;
      bottom: 0;
      width: 4px;
      background-color: var(--border-color);
      z-index: 0;
    }

    @media (min-width: 768px) {
      .blog-list__timeline-container {
        padding-left: 0;
      }
      .blog-list__timeline-container::before {
        left: 50%;
        transform: translateX(-50%);
      }
    }

    .blog-list__item {
      display: flex;
      position: relative;
      background-color: #fff;
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--shadow-light);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      padding: 20px;
      align-items: center;
      flex-direction: column;
      text-align: center;
    }

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

    .blog-list__item::before {
      content: '';
      position: absolute;
      width: 20px;
      height: 20px;
      background-color: var(--primary-color);
      border: 4px solid #fff;
      border-radius: 50%;
      z-index: 1;
      left: 20px;
      top: 30px;
      transform: translateX(-50%);
    }

    @media (min-width: 768px) {
      .blog-list__item {
        flex-direction: row;
        text-align: left;
        padding: 30px;
        justify-content: space-between;
        max-width: calc(50% - 30px);
      }

      .blog-list__item:nth-child(odd) {
        margin-left: auto;
        margin-right: 30px;
      }

      .blog-list__item:nth-child(even) {
        flex-direction: row-reverse;
        margin-right: auto;
        margin-left: 30px;
      }

      .blog-list__item::before {
        left: 50%;
        transform: translateX(-50%);
        top: 50%;
        margin-top: -10px;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__item {
        max-width: calc(50% - 30px); 
      }
    }

    .blog-list__item-date {
      font-size: 0.9em;
      color: var(--text-light);
      margin-bottom: 15px;
      display: block;
      order: -1;
    }

    @media (min-width: 768px) {
      .blog-list__item-date {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        white-space: nowrap;
        font-size: 1em;
        color: var(--primary-color);
        font-weight: bold;
      }

      .blog-list__item:nth-child(odd) .blog-list__item-date {
        left: calc(50% + 40px);
      }

      .blog-list__item:nth-child(even) .blog-list__item-date {
        right: calc(50% + 40px);
      }
    }

    .blog-list__item-content {
      flex: 1;
      max-width: 100%;
    }

    @media (min-width: 768px) {
      .blog-list__item-content {
        max-width: calc(60% - 20px);
      }
      .blog-list__item:nth-child(even) .blog-list__item-content {
        text-align: right;
      }
    }

    .blog-list__item-image-wrapper {
      width: 100%;
      padding-bottom: 56.25%;
      position: relative;
      overflow: hidden;
      border-radius: 8px;
      margin-bottom: 20px;
    }

    @media (min-width: 768px) {
      .blog-list__item-image-wrapper {
        width: 40%;
        padding-bottom: 0;
        height: 200px;
        flex-shrink: 0;
        margin-bottom: 0;
        margin-left: 20px;
      }
      .blog-list__item:nth-child(even) .blog-list__item-image-wrapper {
        order: 1;
        margin-left: 0;
        margin-right: 20px;
      }
    }

    .blog-list__item-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

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

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

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

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

    .blog-list__item-summary {
      font-size: 0.95em;
      color: var(--text-medium);
      line-height: 1.6;
      margin-bottom: 20px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .blog-list__item-read-more {
      display: inline-block;
      background-color: var(--primary-color);
      color: #fff;
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      font-size: 0.9em;
    }

    .blog-list__item-read-more:hover {
      background-color: #0056b3;
    }

    .blog-list__title, .blog-list__item-title-link {
      color: #1a1a1a;
    }
    .blog-list__description, .blog-list__item-summary {
      color: #4a4a4a;
    }
    .blog-list__item-date {
      color: #7a7a7a;
    }
    .blog-list__item-read-more {
      background-color: #007bff;
      color: #ffffff;
    }
    .blog-list__item-read-more:hover {
      background-color: #0056b3;
    }
    .blog-list__item {
      background-color: #ffffff;
    }
    .blog-list__timeline-container::before {
      background-color: #e0e0e0;
    }
    .blog-list__item::before {
      background-color: #007bff;
      border-color: #ffffff;
    }