:root {
      --blog-list__primary-color: #007bff; 
      --blog-list__text-color-dark: #333; 
      --blog-list__text-color-medium: #6c757d; 
      --blog-list__text-color-light: #999; 
      --blog-list__bg-color-light: #f8f9fa; 
      --blog-list__bg-color-white: #ffffff; 
      --blog-list__border-color: #e9ecef; 
      --blog-list__shadow-light: rgba(0, 0, 0, 0.1); 
      --blog-list__shadow-hover: rgba(0, 0, 0, 0.2); 
      --blog-list__border-radius: 8px; 
      --blog-list__spacing-medium: 20px; 
      --blog-list__spacing-large: 30px; 
    }

    
    .blog-list {
      padding-top: var(--header-offset, 120px); 
      padding-bottom: var(--blog-list__spacing-large);
      background-color: var(--blog-list__bg-color-light);
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; 
      color: var(--blog-list__text-color-dark);
    }

    
    .blog-list__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 var(--blog-list__spacing-medium);
    }

    
    .blog-list__header {
      text-align: center;
      margin-bottom: var(--blog-list__spacing-large);
      padding: var(--blog-list__spacing-large) 0;
    }

    
    .blog-list__title {
      font-size: 2.5em;
      font-weight: bold;
      color: var(--blog-list__text-color-dark);
      margin-bottom: 10px;
    }

    
    .blog-list__description {
      font-size: 1.1em;
      color: var(--blog-list__text-color-medium);
      max-width: 800px;
      margin: 0 auto;
      line-height: 1.6;
    }

    
    .blog-list__timeline {
      position: relative;
      padding-left: 0; 
    }

    
    @media (min-width: 768px) {
      .blog-list__timeline {
        padding-left: 60px; 
        border-left: 2px solid var(--blog-list__border-color);
      }
    }

    
    .blog-list__item {
      background-color: var(--blog-list__bg-color-white);
      border-radius: var(--blog-list__border-radius);
      overflow: hidden;
      box-shadow: 0 4px 12px var(--blog-list__shadow-light);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      margin-bottom: var(--blog-list__spacing-large);
      display: flex;
      flex-direction: column; 
      position: relative;
    }

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

    
    @media (min-width: 768px) {
      .blog-list__item::before {
        content: '';
        position: absolute;
        left: -69px; 
        top: var(--blog-list__spacing-medium); 
        width: 18px;
        height: 18px;
        border-radius: 50%;
        background-color: var(--blog-list__primary-color);
        border: 3px solid var(--blog-list__bg-color-white);
        box-shadow: 0 0 0 2px var(--blog-list__primary-color); 
        z-index: 1;
      }
    }

    
    .blog-list__image-wrapper {
      position: relative;
      width: 100%;
      padding-top: 56.25%; 
      overflow: hidden;
      background-color: var(--blog-list__bg-color-light);
    }

    
    .blog-list__image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

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

    
    .blog-list__item-content {
      padding: var(--blog-list__spacing-medium);
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    
    @media (min-width: 768px) {
      .blog-list__item {
        flex-direction: row;
        align-items: flex-start;
        padding: var(--blog-list__spacing-medium);
      }
      .blog-list__image-wrapper {
        flex: 0 0 250px; 
        height: 140.625px; 
        padding-top: 0;
        margin-right: var(--blog-list__spacing-medium);
      }
      .blog-list__item-content {
        padding: 0;
        flex-grow: 1;
      }
    }

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

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

    .blog-list__post-link:hover {
      color: #0056b3; 
      text-decoration: underline;
    }

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

    
    .blog-list__meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: auto; 
      padding-top: 10px;
      border-top: 1px solid var(--blog-list__border-color);
    }

    
    @media (min-width: 768px) {
      .blog-list__meta {
        border-top: none;
        padding-top: 0;
      }
    }

    
    .blog-list__date {
      font-size: 0.85em; 
      color: var(--blog-list__text-color-light);
      white-space: nowrap;
    }

    
    .blog-list__read-more {
      display: inline-block;
      padding: 8px 15px;
      background-color: var(--blog-list__primary-color);
      color: var(--blog-list__bg-color-white);
      text-decoration: none;
      border-radius: 5px;
      font-size: 0.9em;
      transition: background-color 0.3s ease;
      white-space: nowrap;
    }

    .blog-list__read-more:hover {
      background-color: #0056b3; 
    }

    
    @media (max-width: 767px) {
      .blog-list__title {
        font-size: 2em;
      }
      .blog-list__description {
        font-size: 1em;
      }
      .blog-list__item-content {
        padding: var(--blog-list__spacing-medium) 15px;
      }
      .blog-list__post-title {
        font-size: 1.1em;
      }
      .blog-list__summary {
        font-size: 0.9em;
      }
      .blog-list__read-more {
        padding: 6px 12px;
        font-size: 0.85em;
      }
    }