:root {
    --blog-list-primary-bg: #f9f9f9;
    --blog-list-card-bg: #ffffff;
    --blog-list-text-color: #333333;
    --blog-list-secondary-text-color: #666666;
    --blog-list-accent-color: #0A2E54; 
    --blog-list-highlight-color: #FFD700; 
    --blog-list-timeline-line-color: #D3D3D3; 
    --blog-list-card-border-radius: 10px;
    --blog-list-card-spacing: 30px;
    --blog-list-header-offset: var(--header-offset, 120px);
  }

  .blog-list {
    padding-top: var(--blog-list-header-offset);
    background-color: var(--blog-list-primary-bg);
    color: var(--blog-list-text-color);
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
  }

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

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

  .blog-list__description {
    font-size: 1.1em;
    color: var(--blog-list-secondary-text-color);
    line-height: 1.6;
  }

  .blog-list__timeline-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px 40px;
    position: relative;
  }

  .blog-list__timeline-item {
    position: relative;
    margin-bottom: var(--blog-list-card-spacing);
    display: flex;
    justify-content: center;
  }

  .blog-list__card {
    background-color: var(--blog-list-card-bg);
    border-radius: var(--blog-list-card-border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 500px;
  }

  .blog-list__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  }

  .blog-list__image-link {
    display: block;
    overflow: hidden;
    position: relative;
    padding-bottom: 56.25%;
    background-color: #eee;
  }

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

  .blog-list__content {
    padding: 20px;
    flex-grow: 1;
  }

  .blog-list__title {
    font-size: 1.25em;
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 10px;
    line-height: 1.4;
  }

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

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

  .blog-list__summary {
    font-size: 0.9em;
    color: var(--blog-list-secondary-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;
  }

  .blog-list__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8em;
    color: var(--blog-list-secondary-text-color);
    margin-top: auto;
  }

  .blog-list__published-date {
    white-space: nowrap;
  }

  .blog-list__read-more-button {
    display: inline-block;
    background-color: var(--blog-list-accent-color);
    color: var(--blog-list-highlight-color);
    padding: 8px 15px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease;
  }

  .blog-list__read-more-button:hover {
    background-color: #0056b3;
    color: white;
  }

  @media (max-width: 767px) {
    .blog-list__timeline-item {
      padding-left: 40px;
      justify-content: flex-start;
    }

    .blog-list__timeline-item::before {
      content: '';
      position: absolute;
      left: 10px;
      top: 0;
      width: 2px;
      height: 100%;
      background-color: var(--blog-list-timeline-line-color);
    }

    .blog-list__timeline-item::after {
      content: '';
      position: absolute;
      left: 2px;
      top: 20px;
      width: 18px;
      height: 18px;
      background-color: var(--blog-list-accent-color);
      border-radius: 50%;
      border: 3px solid var(--blog-list-card-bg);
      box-sizing: border-box;
      z-index: 1;
    }

    .blog-list__timeline-item:last-child::before {
      height: 35px;
    }
  }

  @media (min-width: 768px) and (max-width: 1023px) {
    .blog-list__timeline-container::before {
      content: '';
      position: absolute;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 2px;
      height: 100%;
      background-color: var(--blog-list-timeline-line-color);
      z-index: 0;
    }

    .blog-list__timeline-item {
      width: 50%;
      margin: 0;
      padding: 0;
      margin-bottom: var(--blog-list-card-spacing);
    }

    .blog-list__timeline-item:nth-child(odd) {
      float: left;
      padding-right: 40px;
      clear: both;
    }

    .blog-list__timeline-item:nth-child(even) {
      float: right;
      padding-left: 40px;
      clear: both;
    }

    .blog-list__timeline-item::after {
      content: '';
      position: absolute;
      top: 20px;
      width: 18px;
      height: 18px;
      background-color: var(--blog-list-accent-color);
      border-radius: 50%;
      border: 3px solid var(--blog-list-card-bg);
      box-sizing: border-box;
      z-index: 1;
    }

    .blog-list__timeline-item:nth-child(odd)::after {
      right: -9px;
      left: auto;
    }

    .blog-list__timeline-item:nth-child(even)::after {
      left: -9px;
      right: auto;
    }
  }

  @media (min-width: 1024px) {
    .blog-list__timeline-container {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: var(--blog-list-card-spacing);
      padding-top: 20px;
    }

    .blog-list__timeline-container::before {
      display: none;
    }

    .blog-list__timeline-item {
      margin-bottom: 0;
      padding: 0;
      justify-content: center;
      width: auto;
      float: none;
      clear: none;
    }

    .blog-list__timeline-item::before,
    .blog-list__timeline-item::after {
      display: none;
    }

    .blog-list__card {
      max-width: none;
    }

    .blog-list__heading {
      font-size: 3em;
    }
  }