:root {
      --blog-list__primary-color: #0056b3;
      --blog-list__secondary-color: #333;
      --blog-list__tertiary-color: #666;
      --blog-list__quaternary-color: #999;
      --blog-list__background-color: #f8f8f8;
      --blog-list__card-background: #ffffff;
      --blog-list__border-color: #eee;
      --header-offset: 120px;
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      background-color: var(--blog-list__background-color);
      min-height: 100vh;
      padding-bottom: 40px;
    }

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

    .blog-list__heading {
      font-size: 2.5em;
      color: var(--blog-list__secondary-color);
      text-align: center;
      margin-bottom: 40px;
      font-weight: bold;
    }

    .blog-list__description {
      font-size: 1.1em;
      color: var(--blog-list__tertiary-color);
      text-align: center;
      margin-bottom: 50px;
      line-height: 1.6;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .blog-list__timeline-container {
      position: relative;
      padding: 20px 0;
      max-width: 900px;
      margin: 0 auto;
    }

    .blog-list__timeline-container::before {
      content: '';
      position: absolute;
      left: 20px;
      top: 0;
      width: 4px;
      height: 100%;
      background: var(--blog-list__border-color);
      z-index: 1;
    }

    .blog-list__item {
      position: relative;
      margin-bottom: 30px;
      padding-left: 60px;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
    }

    .blog-list__timeline-dot {
      position: absolute;
      left: 10px;
      top: 15px;
      width: 24px;
      height: 24px;
      background: var(--blog-list__primary-color);
      border-radius: 50%;
      border: 4px solid var(--blog-list__card-background);
      z-index: 2;
      box-shadow: 0 0 0 2px var(--blog-list__primary-color);
    }

    .blog-list__timeline-date {
      position: absolute;
      left: 60px;
      top: 45px;
      font-size: 0.85em;
      color: var(--blog-list__quaternary-color);
      text-align: left;
      white-space: nowrap;
      z-index: 2;
    }

    .blog-list__card {
      background: var(--blog-list__card-background);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
      padding: 20px;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      width: 100%;
      display: flex;
      flex-direction: column;
      margin-top: 40px;
    }

    .blog-list__card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .blog-list__link-wrapper {
      display: block;
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
    }

    .blog-list__image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      border-radius: 8px;
      display: block;
      transition: transform 0.3s ease;
    }

    .blog-list__link-wrapper:hover .blog-list__image {
      transform: scale(1.05);
    }

    .blog-list__content {
      flex-grow: 1;
    }

    .blog-list__title {
      font-size: 1.3em;
      font-weight: bold;
      margin-top: 0;
      margin-bottom: 10px;
      line-height: 1.4;
    }

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

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

    .blog-list__summary {
      font-size: 0.95em;
      color: var(--blog-list__tertiary-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__read-more {
      display: inline-block;
      background-color: var(--blog-list__primary-color);
      color: #fff;
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-size: 0.9em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
    }

    .blog-list__read-more:hover {
      background-color: #004085;
      transform: translateY(-2px);
    }

    @media (min-width: 768px) {
      .blog-list__timeline-container {
        padding: 40px 0;
      }

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

      .blog-list__item {
        display: grid;
        grid-template-columns: 1fr 50px 1fr;
        gap: 20px;
        align-items: center;
        margin-bottom: 50px;
        padding-left: 0;
      }

      .blog-list__timeline-dot {
        position: relative;
        left: auto;
        top: auto;
        transform: none;
        grid-column: 2 / 3;
        justify-self: center;
        margin: 0;
      }

      .blog-list__timeline-date {
        position: relative;
        left: auto;
        top: auto;
        font-size: 0.9em;
        color: var(--blog-list__quaternary-color);
        text-align: right;
        white-space: nowrap;
        grid-column: 3 / 4;
        margin: 0;
      }

      .blog-list__card {
        width: auto;
        margin-top: 0;
        grid-column: 1 / 2;
      }

      .blog-list__item:nth-child(odd) .blog-list__timeline-date {
        text-align: right;
        grid-column: 3 / 4;
      }
      .blog-list__item:nth-child(odd) .blog-list__card {
        grid-column: 1 / 2;
      }

      .blog-list__item:nth-child(even) .blog-list__timeline-date {
        text-align: left;
        grid-column: 1 / 2;
      }
      .blog-list__item:nth-child(even) .blog-list__card {
        grid-column: 3 / 4;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__image {
        height: 220px;
      }

      .blog-list__title {
        font-size: 1.4em;
      }

      .blog-list__summary {
        font-size: 1em;
      }
    }