:root {
      --primary-bg-color: #1a1a1a;
      --secondary-bg-color: #2a2a2a;
      --text-color-light: #f0f0f0;
      --accent-color: #FFC107;
      --timeline-line-color: #555;
      --shadow-color: rgba(0, 0, 0, 0.4);
    }

    body {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--text-color-light);
      background-color: var(--primary-bg-color);
    }

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

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

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

    .blog-list__description {
      font-size: 1.1em;
      color: var(--text-color-light);
      text-align: center;
      margin-bottom: 40px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

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

    .blog-list__timeline-container::before {
      content: '';
      position: absolute;
      width: 4px;
      background-color: var(--timeline-line-color);
      top: 0;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1;
      display: none;
    }

    .blog-list__timeline-item {
      position: relative;
      margin-bottom: 40px;
      padding: 20px;
      background-color: var(--secondary-bg-color);
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      overflow: hidden;
    }

    .blog-list__timeline-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px var(--shadow-color);
    }

    .blog-list__timeline-marker {
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 15px;
      position: relative;
      z-index: 2;
    }

    .blog-list__timeline-marker::before {
      content: '';
      position: absolute;
      width: 18px;
      height: 18px;
      background-color: var(--accent-color);
      border-radius: 50%;
      border: 3px solid var(--primary-bg-color);
      left: 50%;
      transform: translateX(-50%);
      display: none;
    }

    .blog-list__date {
      font-size: 0.9em;
      color: var(--accent-color);
      font-weight: bold;
      text-align: center;
      padding: 5px 10px;
      background-color: var(--primary-bg-color);
      border-radius: 8px;
      border: 1px solid var(--accent-color);
    }

    .blog-list__timeline-content {
      display: flex;
      flex-direction: column;
      gap: 15px;
    }

    .blog-list__image-link {
      display: block;
      border-radius: 8px;
      overflow: hidden;
      flex-shrink: 0;
    }

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

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

    .blog-list__text-content {
      padding: 0 10px;
      flex-grow: 1;
    }

    .blog-list__title {
      font-size: 1.25em;
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.3;
    }

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

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

    .blog-list__summary {
      font-size: 0.95em;
      color: var(--text-color-light);
      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(--accent-color);
      color: var(--primary-bg-color);
      padding: 10px 20px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.9em;
      transition: background-color 0.3s ease, transform 0.3s ease;
    }

    .blog-list__read-more:hover {
      background-color: #e6b000;
      transform: translateY(-2px);
    }

    @media (min-width: 768px) {
      .blog-list__main-title {
        font-size: 3em;
      }

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

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

      .blog-list__timeline-container::before {
        display: block;
      }

      .blog-list__timeline-item {
        width: 45%;
        margin-left: 5%;
        margin-right: 5%;
        padding: 25px;
        flex-direction: row;
        align-items: flex-start;
      }

      .blog-list__timeline-marker {
        position: absolute;
        top: 20px;
        left: 50%;
        transform: translateX(-50%);
        margin-bottom: 0;
      }

      .blog-list__timeline-marker::before {
        display: block;
      }

      .blog-list__date {
        position: relative;
        z-index: 3;
      }

      .blog-list__timeline-item:nth-child(odd) {
        float: left;
        clear: both;
        text-align: right;
        transform: translateX(-2.5%);
      }

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

      .blog-list__timeline-item:nth-child(odd) .blog-list__text-content {
        text-align: right;
        padding-right: 10px;
        padding-left: 0;
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__image-link {
        margin-left: 15px;
      }

      .blog-list__timeline-item:nth-child(even) {
        float: right;
        clear: both;
        text-align: left;
        transform: translateX(2.5%);
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content {
        flex-direction: row;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__text-content {
        text-align: left;
        padding-left: 10px;
        padding-right: 0;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__image-link {
        margin-right: 15px;
      }

      .blog-list__image {
        width: 250px;
        height: 140px;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__timeline-item {
        width: 40%;
      }

      .blog-list__image {
        width: 300px;
        height: 168px;
      }

      .blog-list__title {
        font-size: 1.35em;
      }

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