:root {
      --primary-bg: #1a1a1a;
      --secondary-bg: #2a2a2a;
      --text-color: #f0f0f0;
      --accent-color: #f2c74a; 
      --light-text-color: #cccccc;
      --border-color: #444444;
      --shadow-color: rgba(0, 0, 0, 0.3);
      --header-offset: 120px; 
  }

  .blog-list {
      padding-top: var(--header-offset, 120px);
      padding-bottom: 40px;
      background-color: var(--primary-bg);
      color: var(--text-color);
      min-height: 100vh;
  }

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

  .blog-list__heading {
      text-align: center;
      font-size: 2.5em;
      color: var(--accent-color);
      margin-bottom: 40px;
      padding-top: 20px;
      font-weight: 700;
  }

  .blog-list__description {
      text-align: center;
      font-size: 1.1em;
      color: var(--light-text-color);
      margin-bottom: 60px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
      line-height: 1.6;
  }

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

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

  .blog-list__item {
      position: relative;
      display: flex;
      margin-bottom: 40px;
      padding-left: 60px; 
      align-items: flex-start;
      z-index: 1;
  }

  .blog-list__date-wrapper {
      position: absolute;
      left: 0;
      top: 0;
      width: 60px;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
  }

  .blog-list__marker {
      width: 16px;
      height: 16px;
      background-color: var(--accent-color);
      border: 3px solid var(--primary-bg);
      border-radius: 50%;
      position: absolute;
      left: 13px; 
      top: 5px;
      z-index: 2;
      box-shadow: 0 0 0 2px var(--accent-color);
  }

  .blog-list__date {
      font-size: 0.9em;
      color: var(--light-text-color);
      white-space: nowrap;
      margin-top: 25px; 
      line-height: 1.2;
  }

  .blog-list__content {
      background-color: var(--secondary-bg);
      border-radius: 12px;
      padding: 25px;
      box-shadow: 0 4px 15px var(--shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      border: 1px solid var(--border-color);
  }

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

  .blog-list__image-wrapper {
      width: 100%;
      padding-bottom: 56.25%; 
      position: relative;
      overflow: hidden;
      border-radius: 8px;
      margin-bottom: 20px;
      background-color: #333; 
  }

  .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: 1.4em; 
      margin-bottom: 10px;
      line-height: 1.4;
      font-weight: 700;
  }

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

  .blog-list__title-link:hover {
      color: var(--accent-color);
  }

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

  .blog-list__read-more {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--primary-bg);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: 600;
      transition: background-color 0.3s ease, color 0.3s ease;
      align-self: flex-start; 
      margin-top: 15px;
  }

  .blog-list__read-more:hover {
      background-color: #e0b43c; 
      color: var(--primary-bg);
  }

  
  @media (min-width: 768px) {
      .blog-list__timeline::before {
          left: 50%; 
          transform: translateX(-2px);
      }

      .blog-list__item {
          width: 50%;
          padding-left: 0; 
          margin-left: auto;
          margin-right: auto;
          padding-right: 60px; 
          flex-direction: row;
      }

      .blog-list__item:nth-child(odd) {
          padding-right: 60px;
          padding-left: 0;
          text-align: right;
          justify-content: flex-end; 
      }

      .blog-list__item:nth-child(even) {
          padding-left: 60px;
          padding-right: 0;
          text-align: left;
          justify-content: flex-start; 
      }

      .blog-list__date-wrapper {
          width: auto;
          left: auto;
          right: -60px; 
          top: 0;
          flex-direction: row;
          align-items: center;
          justify-content: flex-start;
      }

      .blog-list__item:nth-child(even) .blog-list__date-wrapper {
          left: -60px; 
          right: auto;
          justify-content: flex-end;
      }

      .blog-list__marker {
          left: auto;
          right: -28px; 
          top: 50%;
          transform: translateY(-50%);
      }

      .blog-list__item:nth-child(even) .blog-list__marker {
          left: -28px; 
          right: auto;
      }

      .blog-list__date {
          margin-top: 0;
          margin-left: 15px; 
          text-align: left;
      }
      .blog-list__item:nth-child(even) .blog-list__date {
          margin-left: 0;
          margin-right: 15px;
          text-align: right;
      }
      
      .blog-list__content {
          width: calc(100% - 60px);
      }

      .blog-list__item:nth-child(odd) .blog-list__read-more {
          align-self: flex-end; 
      }
  }

  @media (min-width: 1024px) {
      .blog-list__heading {
          font-size: 3em;
      }
      .blog-list__item {
          width: 45%; 
      }
  }