:root {
      --blog-list-primary-color: #0d47a1; 
      --blog-list-secondary-color: #fdd835; 
      --blog-list-background-light: #f5f7fa; 
      --blog-list-text-dark: #333;
      --blog-list-text-medium: #666;
      --blog-list-text-light: #999;
      --blog-list-border-color: #e0e0e0;
      --blog-list-shadow-light: rgba(0, 0, 0, 0.08);
      --blog-list-shadow-hover: rgba(0, 0, 0, 0.15);
      --blog-list-border-radius: 10px;
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      padding-bottom: 40px;
      background-color: var(--blog-list-background-light);
      font-family: Arial, sans-serif;
      color: var(--blog-list-text-dark);
    }

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

    .blog-list__hero-title {
      font-size: 32px;
      color: var(--blog-list-primary-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

    .blog-list__hero-description {
      font-size: 18px;
      color: var(--blog-list-text-medium);
      line-height: 1.6;
    }

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

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

    .blog-list__timeline-item {
      padding: 20px 0;
      position: relative;
      min-height: 120px;
      display: flex;
      align-items: center;
    }

    .blog-list__timeline-dot {
      width: 20px;
      height: 20px;
      background-color: var(--blog-list-secondary-color);
      border: 4px solid var(--blog-list-primary-color);
      border-radius: 50%;
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      z-index: 1;
    }

    .blog-list__timeline-date {
      position: absolute;
      width: calc(50% - 40px);
      top: 50%;
      transform: translateY(-50%);
      text-align: right;
      padding-right: 20px;
      font-size: 14px;
      color: var(--blog-list-text-light);
      font-weight: bold;
      z-index: 1;
    }

    .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-date {
      left: 0;
      text-align: right;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
      right: 0;
      text-align: left;
      padding-left: 20px;
      padding-right: 0;
    }
    
    .blog-list__card {
      background-color: #ffffff;
      border-radius: var(--blog-list-border-radius);
      box-shadow: 0 4px 12px var(--blog-list-shadow-light);
      transition: all 0.3s ease;
      overflow: hidden;
      width: calc(50% - 60px);
      position: relative;
      z-index: 1;
    }

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

    .blog-list__timeline-item:nth-child(odd) .blog-list__card {
      margin-left: calc(50% + 40px);
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__card {
      margin-right: calc(50% + 40px);
      margin-left: 0;
    }

    .blog-list__card-link {
      display: block;
      text-decoration: none;
      color: inherit;
    }

    .blog-list__image-wrapper {
      width: 100%;
      padding-bottom: 56.25%;
      position: relative;
      overflow: hidden;
      background-color: var(--blog-list-border-color);
    }

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

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

    .blog-list__card-title {
      font-size: 20px;
      font-weight: bold;
      margin-bottom: 10px;
      color: var(--blog-list-primary-color);
      line-height: 1.3;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
    }

    .blog-list__card-summary {
      font-size: 15px;
      color: var(--blog-list-text-medium);
      line-height: 1.5;
      margin-bottom: 15px;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
    }

    .blog-list__card-read-more {
      display: inline-block;
      font-size: 14px;
      font-weight: bold;
      color: var(--blog-list-secondary-color);
      text-decoration: none;
      border-bottom: 2px solid var(--blog-list-secondary-color);
      padding-bottom: 2px;
      transition: color 0.3s ease, border-color 0.3s ease;
    }

    .blog-list__card-read-more:hover {
      color: var(--blog-list-primary-color);
      border-color: var(--blog-list-primary-color);
    }

    @media (max-width: 1024px) {
      .blog-list__hero-title {
        font-size: 28px;
      }

      .blog-list__hero-description {
        font-size: 16px;
      }

      .blog-list__timeline::before {
        left: 20px;
        transform: translateX(0);
      }

      .blog-list__timeline-dot {
        left: 20px;
        transform: translate(-50%, -50%);
      }

      .blog-list__timeline-date {
        width: auto;
        left: 60px;
        text-align: left;
        padding-left: 0;
        padding-right: 0;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date,
      .blog-list__timeline-item:nth-child(odd) .blog-list__timeline-date {
        left: 60px;
        text-align: left;
      }

      .blog-list__card {
        width: calc(100% - 80px);
        margin-left: 80px;
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__card,
      .blog-list__timeline-item:nth-child(even) .blog-list__card {
        margin-left: 80px;
        margin-right: 0;
      }

      .blog-list__timeline-item {
        flex-direction: column;
        align-items: flex-start;
      }
      
      .blog-list__timeline-date {
        position: static;
        transform: none;
        margin-bottom: 10px;
        padding-left: 60px;
        font-size: 13px;
      }

      .blog-list__timeline-dot {
        top: 40px;
      }

      .blog-list__timeline-item {
        padding-top: 20px;
        padding-bottom: 20px;
        min-height: auto;
      }
    }

    @media (max-width: 768px) {
      .blog-list__hero-title {
        font-size: 24px;
      }

      .blog-list__hero-description {
        font-size: 15px;
      }
      
      .blog-list__card-title {
        font-size: 18px;
      }

      .blog-list__card-summary {
        font-size: 14px;
      }
      
      .blog-list__timeline {
        padding: 0 15px;
      }

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

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

      .blog-list__card {
        width: calc(100% - 60px);
        margin-left: 60px;
      }

      .blog-list__timeline-item:nth-child(odd) .blog-list__card,
      .blog-list__timeline-item:nth-child(even) .blog-list__card {
        margin-left: 60px;
      }
      
      .blog-list__timeline-date {
        padding-left: 45px;
      }
    }

    @media (max-width: 480px) {
      .blog-list__hero {
        padding: 30px 15px 40px;
      }

      .blog-list__hero-title {
        font-size: 22px;
      }

      .blog-list__hero-description {
        font-size: 14px;
      }

      .blog-list__card-content {
        padding: 15px;
      }

      .blog-list__card-title {
        font-size: 16px;
        -webkit-line-clamp: 3;
      }

      .blog-list__card-summary {
        font-size: 13px;
        -webkit-line-clamp: 4;
      }
    }