:root {
      --primary-color: #f7b32b; 
      --secondary-color: #2c3e50; 
      --text-color-light: #ecf0f1; 
      --text-color-dark: #34495e; 
      --background-dark: #1a1a1a; 
      --card-background: #282828; 
      --border-color: #3a3a3a; 
      --shadow-color: rgba(0, 0, 0, 0.5);
      --date-text-color: #b0b0b0;
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      background-color: var(--background-dark);
      color: var(--text-color-light);
      font-family: 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-section {
      text-align: center;
      margin-bottom: 40px;
      padding: 20px 0;
    }

    .blog-list__main-heading {
      font-size: 2.5em;
      color: var(--primary-color);
      margin-bottom: 15px;
      font-weight: bold;
    }

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

    .blog-list__timeline {
      position: relative;
      margin: 40px 0;
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      top: 0;
      bottom: 0;
      left: 50%;
      width: 4px;
      background-color: var(--border-color);
      transform: translateX(-50%);
      z-index: 1;
    }

    .blog-list__item {
      display: flex;
      justify-content: center;
      align-items: center;
      margin-bottom: 60px;
      position: relative;
      width: 100%;
    }

    .blog-list__item:nth-child(odd) {
      justify-content: flex-start;
    }

    .blog-list__item:nth-child(even) {
      justify-content: flex-end;
    }

    .blog-list__item-marker {
      position: absolute;
      left: 50%;
      top: 50%;
      width: 20px;
      height: 20px;
      background-color: var(--primary-color);
      border-radius: 50%;
      transform: translate(-50%, -50%);
      z-index: 2;
      border: 3px solid var(--background-dark);
    }

    .blog-list__card {
      background-color: var(--card-background);
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      width: calc(50% - 50px); 
      display: flex;
      flex-direction: column;
      position: relative;
      margin: 0 25px; 
    }

    .blog-list__item:nth-child(odd) .blog-list__card {
      margin-right: auto;
    }

    .blog-list__item:nth-child(even) .blog-list__card {
      margin-left: auto;
    }

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

    .blog-list__image-wrapper {
      width: 100%;
      padding-bottom: 56.25%; 
      background-size: cover;
      background-position: center;
      border-top-left-radius: 12px;
      border-top-right-radius: 12px;
      display: block; 
    }

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

    .blog-list__title {
      margin: 0;
    }

    .blog-list__title-link {
      text-decoration: none;
      color: var(--primary-color);
      font-size: 1.5em; 
      font-weight: bold;
      margin-bottom: 10px;
      display: block;
      transition: color 0.3s ease;
      line-height: 1.3;
    }

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

    .blog-list__summary {
      font-size: 1em; 
      color: var(--text-color-light);
      margin-bottom: 15px;
      line-height: 1.5;
      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(--border-color);
    }

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

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

    .blog-list__read-more-link:hover {
      background-color: #ffd700;
      color: var(--background-dark);
    }

    @media (max-width: 1024px) {
      .blog-list__container {
        padding: 15px;
      }
      .blog-list__timeline::before {
        left: 20px; 
        transform: translateX(0);
      }

      .blog-list__item {
        justify-content: flex-start; 
        margin-bottom: 40px;
      }

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

      .blog-list__card {
        width: calc(100% - 70px); 
        margin-left: 50px; 
        margin-right: 0;
      }

      .blog-list__item:nth-child(odd) .blog-list__card,
      .blog-list__item:nth-child(even) .blog-list__card {
        margin-left: 50px;
        margin-right: 0;
      }

      .blog-list__title-link {
        font-size: 1.3em; 
      }
      .blog-list__summary {
        font-size: 0.95em; 
      }
      .blog-list__published-date {
        font-size: 0.8em; 
      }
    }

    @media (max-width: 768px) {
      .blog-list__main-heading {
        font-size: 2em;
      }
      .blog-list__description {
        font-size: 1em;
      }
      .blog-list__timeline {
        margin: 20px 0;
      }
      .blog-list__item {
        margin-bottom: 30px;
      }
      .blog-list__card {
        width: calc(100% - 60px);
        margin-left: 40px;
      }
      .blog-list__item-marker {
        left: 20px;
        width: 16px;
        height: 16px;
      }
      .blog-list__timeline::before {
        left: 20px;
      }
      .blog-list__title-link {
        font-size: 1.2em; 
      }
      .blog-list__summary {
        font-size: 0.9em; 
        -webkit-line-clamp: 4; 
      }
      .blog-list__read-more-link {
        padding: 6px 12px;
        font-size: 0.85em;
      }
    }

    @media (max-width: 480px) {
      .blog-list__container {
        padding: 10px;
      }
      .blog-list__main-heading {
        font-size: 1.8em;
      }
      .blog-list__description {
        font-size: 0.9em;
      }
      .blog-list__card {
        width: calc(100% - 50px);
        margin-left: 35px;
      }
      .blog-list__timeline::before {
        left: 15px;
      }
      .blog-list__item-marker {
        left: 15px;
        width: 14px;
        height: 14px;
      }
      .blog-list__title-link {
        font-size: 1.1em; 
      }
      .blog-list__summary {
        font-size: 0.85em; 
      }
      .blog-list__card-content {
        padding: 15px;
      }
    }