:root {
      --primary-color: #DAA520; 
      --secondary-color: #B8860B; 
      --text-dark: #333333;
      --text-medium: #666666;
      --text-light: #777777; 
      --background-light: #f9f9f9;
      --card-background: #ffffff;
      --border-color: #e0e0e0;
      --shadow-light: rgba(0, 0, 0, 0.08);
      --shadow-hover: rgba(0, 0, 0, 0.15);
      --header-offset: 120px;
    }

    .blog-list {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--text-dark);
      background-color: var(--background-light);
      padding-bottom: 40px;
    }

    .blog-list__section {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      padding-top: var(--header-offset);
    }

    .blog-list__main-title {
      font-size: 2.2em;
      color: var(--secondary-color);
      text-align: center;
      margin-bottom: 15px;
      font-weight: bold;
      padding-top: 20px;
    }

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

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

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

    .blog-list__timeline-item {
      display: flex;
      margin-bottom: 30px;
      position: relative;
      align-items: flex-start;
      padding-left: 40px;
    }

    .blog-list__date-marker-wrapper {
      position: absolute;
      left: 0;
      top: 0;
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 60px;
      transform: translateX(-50%);
    }

    .blog-list__timeline-marker {
      width: 18px;
      height: 18px;
      background-color: var(--primary-color);
      border: 3px solid var(--card-background);
      border-radius: 50%;
      position: relative;
      z-index: 2;
      box-shadow: 0 0 0 3px var(--primary-color);
    }

    .blog-list__published-date {
      font-size: 0.85em;
      color: var(--text-light);
      margin-top: 8px;
      text-align: center;
      white-space: nowrap;
      width: 80px;
    }

    .blog-list__item-link {
      text-decoration: none;
      color: inherit;
      flex-grow: 1;
      width: 100%;
    }

    .blog-list__card {
      background-color: var(--card-background);
      border-radius: 10px;
      box-shadow: 0 4px 15px var(--shadow-light);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      border: 1px solid var(--border-color);
    }

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

    .blog-list__image-wrapper {
      width: 100%;
      padding-top: 56.25%;
      position: relative;
      overflow: hidden;
      background-color: #eee;
    }

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

    .blog-list__no-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: #cccccc;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #666666;
      font-size: 1.2em;
      text-align: center;
      padding: 10px;
    }

    .blog-list__text-content {
      padding: 20px;
    }

    .blog-list__title {
      font-size: 1.25em;
      font-weight: bold;
      margin-top: 0;
      margin-bottom: 10px;
      color: var(--secondary-color);
      line-height: 1.3;
    }

    .blog-list__summary {
      font-size: 0.95em;
      color: var(--text-medium);
      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;
      color: var(--secondary-color);
      font-weight: bold;
      text-decoration: none;
      font-size: 0.9em;
      transition: color 0.3s ease;
    }

    .blog-list__read-more:hover {
      color: var(--primary-color);
      text-decoration: underline;
    }

    @media (min-width: 768px) {
      .blog-list__timeline-container {
        padding-left: 0;
        width: 90%;
        margin: 0 auto;
      }

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

      .blog-list__timeline-item {
        justify-content: space-between;
        padding-left: 0;
        margin-bottom: 40px;
        position: relative;
        display: flex;
      }

      .blog-list__date-marker-wrapper {
        position: absolute;
        left: 50%;
        top: 0;
        transform: translateX(-50%);
        display: flex;
        flex-direction: column;
        align-items: center;
        z-index: 2;
        width: auto;
      }

      .blog-list__published-date {
        position: absolute;
        top: 0;
        font-size: 1em;
        color: var(--text-dark);
        white-space: nowrap;
        padding-top: 2px;
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__published-date {
        right: calc(100% + 20px);
        text-align: right;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__published-date {
        left: calc(100% + 20px);
        text-align: left;
      }

      .blog-list__item-link {
        width: calc(50% - 60px);
        max-width: 500px;
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__item-link {
        margin-right: auto;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__item-link {
        margin-left: auto;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__main-title {
        font-size: 2.5em;
      }

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

      .blog-list__timeline-item {
        margin-bottom: 50px;
      }

      .blog-list__card {
        flex-direction: row;
      }

      .blog-list__image-wrapper {
        width: 40%;
        padding-top: 0;
        flex-shrink: 0;
      }

      .blog-list__cover-image, .blog-list__no-image {
        position: static;
        height: 100%;
      }

      .blog-list__text-content {
        width: 60%;
        padding: 25px;
      }

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

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