:root {
      --primary-color: #fdd835; 
      --secondary-color: #424242; 
      --text-color: #e0e0e0; 
      --light-text-color: #bdbdbd; 
      --dark-text-color: #212121; 
      --card-bg-color: #303030; 
      --border-color: #616161;
      --header-offset: 120px; 
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      background-color: var(--secondary-color);
      color: var(--text-color);
      padding-left: 20px;
      padding-right: 20px;
      padding-bottom: 40px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .blog-list__header {
      text-align: center;
      margin-bottom: 40px;
      padding-top: 20px;
    }

    .blog-list__title-page {
      font-size: 2.5em; 
      color: var(--primary-color);
      margin-bottom: 10px;
      font-weight: bold;
      line-height: 1.2;
    }

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

    .blog-list__timeline-container {
      position: relative;
      margin: 0 auto;
      padding: 20px 0;
      max-width: 900px; 
    }

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

    @media (max-width: 767px) {
      .blog-list__timeline-container::before {
        left: 20px; 
      }
    }

    .blog-list__item {
      display: flex;
      justify-content: center;
      align-items: flex-start;
      margin-bottom: 40px;
      position: relative;
      z-index: 1;
    }

    .blog-list__item:last-child {
      margin-bottom: 0;
    }

    .blog-list__item-content-wrapper {
      background-color: var(--card-bg-color);
      border-radius: 10px;
      padding: 25px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      width: calc(50% - 40px); 
      position: relative;
      border: 1px solid var(--border-color);
    }

    .blog-list__item-content-wrapper:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }

    .blog-list__item-content-wrapper::before {
      content: '';
      position: absolute;
      width: 0;
      height: 0;
      border-style: solid;
      top: 30px;
    }

    
    .blog-list__item:nth-child(odd) .blog-list__item-content-wrapper {
      margin-right: 40px;
      margin-left: auto; 
    }

    .blog-list__item:nth-child(odd) .blog-list__item-content-wrapper::before {
      border-width: 10px 0 10px 10px;
      border-color: transparent transparent transparent var(--card-bg-color);
      right: -10px;
    }

    
    .blog-list__item:nth-child(even) .blog-list__item-content-wrapper {
      margin-left: 40px;
      margin-right: auto; 
    }

    .blog-list__item:nth-child(even) .blog-list__item-content-wrapper::before {
      border-width: 10px 10px 10px 0;
      border-color: transparent var(--card-bg-color) transparent transparent;
      left: -10px;
    }

    .blog-list__date-point {
      position: absolute;
      top: 35px;
      width: 18px;
      height: 18px;
      background-color: var(--primary-color);
      border-radius: 50%;
      left: 50%;
      transform: translateX(-50%);
      z-index: 2;
      border: 3px solid var(--secondary-color);
      box-shadow: 0 0 0 2px var(--primary-color);
    }

    
    .blog-list__item:nth-child(odd) .blog-list__date-point {
      left: 50%;
    }
    .blog-list__item:nth-child(even) .blog-list__date-point {
      left: 50%;
    }

    .blog-list__image-wrapper {
      width: 100%;
      padding-top: 56.25%; 
      position: relative;
      overflow: hidden;
      border-radius: 8px;
      margin-bottom: 15px;
      background-color: #2a2a2a; 
    }

    .blog-list__image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      border-radius: 8px;
    }

    .blog-list__title {
      font-size: 1.3em; 
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.4;
    }

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

    .blog-list__title-link:hover {
      color: #ffd700; 
      text-decoration: underline;
    }

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

    .blog-list__meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 15px;
      padding-top: 15px;
      border-top: 1px dashed var(--border-color);
    }

    .blog-list__published-date {
      font-size: 0.85em; 
      color: var(--light-text-color);
    }

    .blog-list__read-more-link {
      display: inline-block;
      background-color: var(--primary-color);
      color: var(--dark-text-color);
      padding: 8px 15px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.9em;
      transition: background-color 0.3s ease, transform 0.3s ease;
    }

    .blog-list__read-more-link:hover {
      background-color: #ffd700; 
      transform: translateY(-2px);
    }

    
    @media (max-width: 767px) {
      .blog-list {
        padding-left: 15px;
        padding-right: 15px;
      }

      .blog-list__timeline-container::before {
        left: 20px; 
        transform: none;
      }

      .blog-list__item {
        justify-content: flex-start; 
        flex-direction: column; 
      }

      .blog-list__item-content-wrapper {
        width: calc(100% - 50px); 
        margin-left: 50px !important; 
        margin-right: 0 !important;
      }

      .blog-list__item-content-wrapper::before {
        border-width: 10px 10px 10px 0 !important; 
        border-color: transparent var(--card-bg-color) transparent transparent !important;
        left: -10px !important; 
        right: auto !important;
      }

      .blog-list__date-point {
        left: 20px; 
        transform: translateX(-50%);
      }
    }

    @media (min-width: 768px) and (max-width: 1023px) {
      .blog-list__timeline-container::before {
        left: 50%;
        transform: translateX(-50%);
      }
      .blog-list__item-content-wrapper {
        width: calc(50% - 40px);
      }
      .blog-list__item:nth-child(odd) .blog-list__item-content-wrapper {
        margin-right: 40px;
        margin-left: auto;
      }
      .blog-list__item:nth-child(even) .blog-list__item-content-wrapper {
        margin-left: 40px;
        margin-right: auto;
      }
      .blog-list__item:nth-child(odd) .blog-list__item-content-wrapper::before {
        border-width: 10px 0 10px 10px;
        border-color: transparent transparent transparent var(--card-bg-color);
        right: -10px;
        left: auto;
      }
      .blog-list__item:nth-child(even) .blog-list__item-content-wrapper::before {
        border-width: 10px 10px 10px 0;
        border-color: transparent var(--card-bg-color) transparent transparent;
        left: -10px;
        right: auto;
      }
      .blog-list__date-point {
        left: 50%;
        transform: translateX(-50%);
      }
    }

    @media (min-width: 1024px) {
      .blog-list__timeline-container::before {
        left: 50%;
        transform: translateX(-50%);
      }
      .blog-list__item-content-wrapper {
        width: calc(50% - 40px);
      }
      .blog-list__item:nth-child(odd) .blog-list__item-content-wrapper {
        margin-right: 40px;
        margin-left: auto;
      }
      .blog-list__item:nth-child(even) .blog-list__item-content-wrapper {
        margin-left: 40px;
        margin-right: auto;
      }
      .blog-list__item:nth-child(odd) .blog-list__item-content-wrapper::before {
        border-width: 10px 0 10px 10px;
        border-color: transparent transparent transparent var(--card-bg-color);
        right: -10px;
        left: auto;
      }
      .blog-list__item:nth-child(even) .blog-list__item-content-wrapper::before {
        border-width: 10px 10px 10px 0;
        border-color: transparent var(--card-bg-color) transparent transparent;
        left: -10px;
        right: auto;
      }
      .blog-list__date-point {
        left: 50%;
        transform: translateX(-50%);
      }
    }