:root {
    --blog-list-bg-color: #1a1a1a;
    --blog-list-card-bg-color: #2a2a2a;
    --blog-list-text-color: #ffffff;
    --blog-list-secondary-text-color: #cccccc;
    --blog-list-accent-color: #ffd700;
    --blog-list-accent-hover-color: #e6c200;
    --blog-list-border-radius: 12px;
    --blog-list-spacing: 24px;
    --blog-list-image-aspect-ratio: 16 / 9;
  }

  .blog-list {
    font-family: 'Arial', sans-serif;
    background-color: var(--blog-list-bg-color);
    color: var(--blog-list-text-color);
    padding-top: var(--header-offset, 120px);
    padding-bottom: calc(var(--blog-list-spacing) * 2);
  }

  .blog-list__hero {
    text-align: center;
    padding: calc(var(--blog-list-spacing) * 2) var(--blog-list-spacing);
    max-width: 960px;
    margin: 0 auto;
  }

  .blog-list__hero-title {
    font-size: 2.5em;
    color: var(--blog-list-accent-color);
    margin-bottom: 0.5em;
    line-height: 1.2;
  }

  .blog-list__hero-description {
    font-size: 1.1em;
    color: var(--blog-list-secondary-text-color);
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto;
  }

  .blog-list__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--blog-list-spacing);
    position: relative;
  }

  .blog-list__timeline {
    position: relative;
    padding: var(--blog-list-spacing) 0;
  }

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

  .blog-list__item {
    display: flex;
    justify-content: center;
    margin-bottom: calc(var(--blog-list-spacing) * 2);
    position: relative;
    z-index: 2;
  }

  .blog-list__item:nth-child(odd) {
    flex-direction: row-reverse;
  }

  .blog-list__item:nth-child(even) {
    flex-direction: row;
  }

  .blog-list__date-marker {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background-color: var(--blog-list-accent-color);
    border-radius: 50%;
    z-index: 3;
    box-shadow: 0 0 0 5px var(--blog-list-bg-color);
  }

  .blog-list__card {
    background-color: var(--blog-list-card-bg-color);
    border-radius: var(--blog-list-border-radius);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    width: calc(50% - 60px);
    margin: 0 var(--blog-list-spacing);
    display: flex;
    flex-direction: column;
  }

  .blog-list__item:nth-child(odd) .blog-list__card {
    margin-left: calc(50% + 20px);
    margin-right: var(--blog-list-spacing);
  }

  .blog-list__item:nth-child(even) .blog-list__card {
    margin-right: calc(50% + 20px);
    margin-left: var(--blog-list-spacing);
  }

  .blog-list__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  }

  .blog-list__card-image-link {
    display: block;
    width: 100%;
    height: 0;
    padding-bottom: calc(100% / var(--blog-list-image-aspect-ratio));
    position: relative;
    overflow: hidden;
  }

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

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

  .blog-list__card-content {
    padding: var(--blog-list-spacing);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
  }

  .blog-list__card-title {
    font-size: 1.25em;
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 0.5em;
    line-height: 1.3;
  }

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

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

  .blog-list__card-summary {
    font-size: 0.9em;
    color: var(--blog-list-secondary-text-color);
    line-height: 1.6;
    margin-bottom: var(--blog-list-spacing);
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
  }

  .blog-list__card-meta {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: calc(var(--blog-list-spacing) / 2);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .blog-list__card-date {
    font-size: 0.8em;
    color: var(--blog-list-secondary-text-color);
  }

  .blog-list__read-more {
    display: inline-block;
    background-color: var(--blog-list-accent-color);
    color: var(--blog-list-bg-color);
    padding: 10px 18px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    font-size: 0.9em;
    transition: background-color 0.3s ease;
  }

  .blog-list__read-more:hover {
    background-color: var(--blog-list-accent-hover-color);
  }

  @media (max-width: 1024px) {
    .blog-list__timeline::before {
      left: 20px;
      transform: translateX(0);
    }

    .blog-list__date-marker {
      left: 20px;
      transform: translateX(-50%);
      top: 20px;
    }

    .blog-list__item {
      flex-direction: column;
      align-items: flex-start;
      margin-bottom: calc(var(--blog-list-spacing) * 2);
      padding-left: 60px;
    }

    .blog-list__item:nth-child(odd) .blog-list__card,
    .blog-list__item:nth-child(even) .blog-list__card {
      width: 100%;
      margin: 0;
    }

    .blog-list__card {
      width: 100%;
      max-width: none;
    }
  }

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

    .blog-list__hero-description {
      font-size: 1em;
    }

    .blog-list__timeline::before {
      left: 15px;
    }

    .blog-list__date-marker {
      left: 15px;
      top: 15px;
    }

    .blog-list__item {
      padding-left: 50px;
    }

    .blog-list__card-content {
      padding: calc(var(--blog-list-spacing) / 1.5);
    }

    .blog-list__card-title {
      font-size: 1.1em;
    }

    .blog-list__card-summary {
      font-size: 0.85em;
    }

    .blog-list__read-more {
      padding: 8px 15px;
      font-size: 0.8em;
    }
  }