:root {
      --blog-list__primary-color: #007BFF; 
      --blog-list__secondary-color: #FFC107; 
      --blog-list__background-dark: #1A202C; 
      --blog-list__text-light: #E2E8F0; 
      --blog-list__text-muted: #A0AEC0; 
      --blog-list__border-color: #4A5568; 
      --blog-list__card-background: #2D3748; 
      --blog-list__card-shadow: rgba(0, 0, 0, 0.2);
      --blog-list__card-shadow-hover: rgba(0, 0, 0, 0.4);
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      background-color: var(--blog-list__background-dark);
      color: var(--blog-list__text-light);
      font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
      min-height: 100vh;
      padding-bottom: 40px;
    }

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

    .blog-list__title {
      text-align: center;
      color: var(--blog-list__secondary-color);
      font-size: 2.5rem;
      margin-bottom: 40px;
      position: relative;
      padding-bottom: 10px;
    }

    .blog-list__title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--blog-list__primary-color);
      border-radius: 2px;
    }

    .blog-list__timeline {
      position: relative;
      margin: 0 auto;
      max-width: 800px; 
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      width: 4px;
      background-color: var(--blog-list__border-color);
      top: 0;
      bottom: 0;
      left: 50%;
      margin-left: -2px;
      border-radius: 2px;
      display: none; 
    }

    @media (min-width: 768px) {
      .blog-list__timeline::before {
        display: block;
      }
    }

    .blog-list__item {
      padding: 10px 0;
      position: relative;
      width: 100%;
      box-sizing: border-box;
      margin-bottom: 20px; 
    }

    @media (min-width: 768px) {
      .blog-list__item {
        width: 50%;
        margin-bottom: 50px; 
      }

      .blog-list__item:nth-child(odd) {
        float: left;
        padding-right: 30px; 
      }

      .blog-list__item:nth-child(even) {
        float: right;
        padding-left: 30px; 
      }

      .blog-list__item:after {
        content: "";
        display: table;
        clear: both;
      }
    }

    .blog-list__item-dot {
      position: absolute;
      width: 16px;
      height: 16px;
      background-color: var(--blog-list__primary-color);
      border: 3px solid var(--blog-list__background-dark);
      border-radius: 50%;
      z-index: 1;
      left: 50%;
      top: 25px; 
      transform: translateX(-50%);
      display: none; 
    }

    @media (min-width: 768px) {
      .blog-list__item-dot {
        display: block;
      }
      .blog-list__item:nth-child(odd) .blog-list__item-dot {
        left: calc(100% + 2px); 
        transform: translateX(-50%);
      }
      .blog-list__item:nth-child(even) .blog-list__item-dot {
        left: calc(0% - 2px); 
        transform: translateX(-50%);
      }
    }

    .blog-list__card {
      background-color: var(--blog-list__card-background);
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--blog-list__card-shadow);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%; 
    }

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

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

    .blog-list__card-image {
      width: 100%;
      padding-top: 56.25%; 
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      border-top-left-radius: 12px;
      border-top-right-radius: 12px;
      position: relative;
    }

    .blog-list__card-image::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: linear-gradient(to top, rgba(26, 32, 44, 0.7) 0%, rgba(26, 32, 44, 0) 50%); 
    }

    .blog-list__card-content {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .blog-list__card-date {
      color: var(--blog-list__text-muted);
      font-size: 0.875rem; 
      margin-bottom: 10px;
      text-align: right; 
    }

    @media (min-width: 768px) {
      .blog-list__item:nth-child(odd) .blog-list__card-date {
        text-align: right;
      }
      .blog-list__item:nth-child(even) .blog-list__card-date {
        text-align: left;
      }
    }

    .blog-list__card-title {
      font-size: 1.25rem; 
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.4;
    }

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

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

    .blog-list__card-summary {
      color: var(--blog-list__text-muted);
      font-size: 1rem; 
      line-height: 1.6;
      margin-bottom: 15px;
      flex-grow: 1;
      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: var(--blog-list__text-light);
      padding: 10px 15px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      align-self: flex-start; 
    }

    .blog-list__read-more:hover {
      background-color: var(--blog-list__secondary-color);
    }

    
    .blog-list__timeline::after {
      content: "";
      display: table;
      clear: both;
    }

    
    @media (max-width: 767px) {
      .blog-list__title {
        font-size: 2rem;
        margin-bottom: 30px;
      }

      .blog-list__container {
        padding: 15px;
      }

      .blog-list__timeline::before {
        left: 20px; 
        margin-left: 0;
      }

      .blog-list__item {
        width: 100%;
        padding-left: 50px; 
      }

      .blog-list__item-dot {
        left: 20px;
        transform: translateX(-50%);
        display: block; 
      }

      .blog-list__item:nth-child(odd),
      .blog-list__item:nth-child(even) {
        float: none;
        padding-right: 0;
        padding-left: 50px;
      }

      .blog-list__card-date {
        text-align: left; 
      }

      .blog-list__read-more {
        align-self: center; 
      }
    }

    @media (min-width: 768px) and (max-width: 1023px) {
      .blog-list__title {
        font-size: 2.2rem;
      }
      .blog-list__container {
        padding: 25px;
      }
    }