:root {
      --blog-list-bg-color: #1a1a1a;
      --blog-list-text-color: #f0f0f0;
      --blog-list-accent-color: #ffcc00;
      --blog-list-card-bg-color: #2a2a2a;
      --blog-list-summary-color: #cccccc;
      --blog-list-date-color: #aaaaaa;
      --blog-list-border-radius: 10px;
      --blog-list-card-spacing: 24px;
      --blog-list-shadow: rgba(0, 0, 0, 0.2);
      --blog-list-shadow-hover: rgba(0, 0, 0, 0.4);
    }

    .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: 40px;
      min-height: 100vh;
      box-sizing: border-box;
    }

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

    .blog-list__main-title {
      font-size: 2.5em;
      margin-bottom: 15px;
      color: var(--blog-list-accent-color);
      line-height: 1.2;
      font-weight: bold;
    }

    .blog-list__description {
      font-size: 1.1em;
      line-height: 1.6;
      color: var(--blog-list-summary-color);
      margin-bottom: 0;
    }

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

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

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

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

    .blog-list__timeline-dot {
      position: absolute;
      left: 50%;
      top: 20px;
      width: 18px;
      height: 18px;
      background-color: var(--blog-list-accent-color);
      border: 3px solid var(--blog-list-card-bg-color);
      border-radius: 50%;
      transform: translateX(-50%);
      z-index: 3;
    }

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

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

    .blog-list__card-link {
      display: block;
      line-height: 0;
    }

    .blog-list__card-image {
      width: 100%;
      height: auto;
      aspect-ratio: 16 / 9;
      object-fit: cover;
      display: block;
      border-top-left-radius: var(--blog-list-border-radius);
      border-top-right-radius: var(--blog-list-border-radius);
    }

    .blog-list__card-content {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .blog-list__card-date {
      font-size: 0.85em;
      color: var(--blog-list-date-color);
      margin-bottom: 10px;
      display: block;
    }

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

    .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: 0.95em;
      color: var(--blog-list-summary-color);
      line-height: 1.6;
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
      flex-grow: 1;
    }

    .blog-list__read-more-button {
      display: inline-block;
      background-color: var(--blog-list-accent-color);
      color: var(--blog-list-card-bg-color);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, color 0.3s ease;
      align-self: flex-start;
    }

    .blog-list__read-more-button:hover {
      background-color: #e6b800;
      color: var(--blog-list-card-bg-color);
    }

    @media (min-width: 768px) {
      .blog-list__main-title {
        font-size: 2.8em;
      }

      .blog-list__description {
        font-size: 1.15em;
      }

      .blog-list__timeline-container::before {
        left: 50%;
      }

      .blog-list__timeline-item {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        max-width: none;
      }

      .blog-list__timeline-item:nth-child(odd) {
        flex-direction: row;
        padding-right: calc(50% + 50px);
      }

      .blog-list__timeline-item:nth-child(even) {
        flex-direction: row-reverse;
        padding-left: calc(50% + 50px);
      }

      .blog-list__card {
        width: 45%;
        max-width: none;
      }

      .blog-list__timeline-dot {
        left: 50%;
        transform: translateX(-50%);
      }
    }

    @media (min-width: 1024px) {
      .blog-list__main-title {
        font-size: 3.2em;
      }

      .blog-list__description {
        font-size: 1.2em;
      }

      .blog-list__timeline-container::before {
        left: 50%;
      }

      .blog-list__timeline-item {
        margin-bottom: calc(var(--blog-list-card-spacing) * 1.5);
      }

      .blog-list__card {
        width: 45%;
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-dot {
        left: calc(50% - 50px);
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-dot {
        left: calc(50% + 50px);
      }
    }

    @media (min-width: 1400px) {
      .blog-list__timeline-section {
        max-width: 1400px;
      }
    }