:root {
    --blog-list-primary-text: #333;
    --blog-list-secondary-text: #555;
    --blog-list-date-text: #888;
    --blog-list-background: #f8f8f8;
    --blog-list-card-bg: #ffffff;
    --blog-list-accent-color: #00a877;
    --blog-list-accent-hover: #008f65;
    --blog-list-border-color: #e0e0e0;
    --blog-list-shadow: rgba(0, 0, 0, 0.08);
    --blog-list-shadow-hover: rgba(0, 0, 0, 0.15);
  }

  .blog-list {
    padding-top: var(--header-offset, 120px);
    padding-bottom: 60px;
    background-color: var(--blog-list-background);
    font-family: 'Segoe UI', Arial, sans-serif;
    color: var(--blog-list-primary-text);
    line-height: 1.6;
    overflow-x: hidden;
  }

  .blog-list__hero-section {
    text-align: center;
    padding: 60px 20px 40px;
    max-width: 900px;
    margin: 0 auto;
  }

  .blog-list__main-title {
    font-size: 2.8em;
    color: var(--blog-list-primary-text);
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
  }

  .blog-list__description {
    font-size: 1.15em;
    color: var(--blog-list-secondary-text);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
  }

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

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

  .blog-list__timeline-container::after {
    content: '';
    position: absolute;
    width: 3px;
    background-color: var(--blog-list-border-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1.5px;
    z-index: 0;
  }

  .blog-list__timeline-item {
    padding: 10px 0;
    position: relative;
    width: 50%;
    margin-bottom: 40px;
    z-index: 1;
  }

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

  .blog-list__timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 60px;
  }

  .blog-list__timeline-marker {
    position: absolute;
    top: 25px;
    width: 16px;
    height: 16px;
    background-color: var(--blog-list-accent-color);
    border: 3px solid var(--blog-list-background);
    border-radius: 50%;
    z-index: 2;
  }

  .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-marker {
    right: -8px;
  }

  .blog-list__timeline-item:nth-child(even) .blog-list__timeline-marker {
    left: -8px;
  }

  .blog-list__timeline-content {
    background-color: var(--blog-list-card-bg);
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 5px 15px var(--blog-list-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  .blog-list__timeline-content:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 20px var(--blog-list-shadow-hover);
  }

  .blog-list__timeline-link {
    text-decoration: none;
    color: inherit;
    display: block;
    flex-grow: 1;
  }

  .blog-list__timeline-image-wrapper {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 18px;
  }

  .blog-list__timeline-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
  }

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

  .blog-list__timeline-title {
    font-size: 1.3em;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--blog-list-primary-text);
    line-height: 1.3;
    transition: color 0.3s ease;
  }

  .blog-list__timeline-title:hover {
    color: var(--blog-list-accent-color);
  }

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

  .blog-list__timeline-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 10px;
    border-top: 1px solid var(--blog-list-border-color);
  }

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

  .blog-list__timeline-read-more {
    display: inline-block;
    color: var(--blog-list-accent-color);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9em;
    transition: color 0.3s ease;
  }

  .blog-list__timeline-read-more:hover {
    text-decoration: underline;
    color: var(--blog-list-accent-hover);
  }

  @media (max-width: 1024px) {
    .blog-list__main-title {
      font-size: 2.2em;
    }

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

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

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

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

    .blog-list__timeline-marker {
      left: 12px;
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-marker {
      right: auto;
    }
    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-marker {
      left: 12px;
    }
  }

  @media (max-width: 768px) {
    .blog-list__hero-section {
      padding: 40px 15px 30px;
    }

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

    .blog-list__description {
      font-size: 0.95em;
    }

    .blog-list__timeline-container {
      padding: 0 15px;
    }

    .blog-list__timeline-container::after {
      left: 15px;
    }

    .blog-list__timeline-item {
      padding-left: 45px;
      margin-bottom: 30px;
    }

    .blog-list__timeline-marker {
      left: 7px;
      width: 14px;
      height: 14px;
      top: 22px;
    }

    .blog-list__timeline-content {
      padding: 20px;
      border-radius: 8px;
    }

    .blog-list__timeline-image-wrapper {
      margin-bottom: 15px;
    }

    .blog-list__timeline-title {
      font-size: 1.15em;
      margin-bottom: 10px;
    }

    .blog-list__timeline-summary {
      font-size: 0.9em;
      margin-bottom: 12px;
    }

    .blog-list__timeline-meta {
      padding-top: 8px;
    }

    .blog-list__timeline-date,
    .blog-list__timeline-read-more {
      font-size: 0.8em;
    }
  }