:root {
      --header-offset: 120px; 
      --blog-list__primary-bg: #1a1a1a;
      --blog-list__secondary-bg: #2a2a2a;
      --blog-list__text-color: #ffffff;
      --blog-list__text-light: #cccccc;
      --blog-list__accent-color: #ffcc00; 
      --blog-list__border-color: #3a3a3a;
      --blog-list__shadow-color: rgba(0, 0, 0, 0.5);
    }

    .blog-list {
      padding-top: var(--header-offset, 120px);
      background-color: var(--blog-list__primary-bg);
      color: var(--blog-list__text-color);
      font-family: Arial, sans-serif;
      line-height: 1.6;
      min-height: 100vh;
      padding-bottom: 40px;
    }

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

    .blog-list__title {
      font-size: 2.5em;
      color: var(--blog-list__accent-color);
      text-align: center;
      margin-bottom: 40px;
      padding-top: 20px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .blog-list__timeline {
      position: relative;
      margin: 0 auto;
      padding: 20px 0;
      width: 100%;
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      top: 0;
      left: 50%;
      width: 4px;
      background-color: var(--blog-list__border-color);
      height: 100%;
      transform: translateX(-50%);
      z-index: 1;
    }

    .blog-list__timeline-item {
      display: flex;
      justify-content: flex-end;
      position: relative;
      margin-bottom: 40px;
      width: 100%;
      box-sizing: border-box;
      padding-left: 50%; 
    }

    .blog-list__timeline-item:nth-child(even) {
      justify-content: flex-start;
      padding-right: 50%; 
      padding-left: 0;
    }

    .blog-list__timeline-item::after {
      content: '';
      position: absolute;
      top: 10px;
      left: 50%;
      width: 20px;
      height: 20px;
      background-color: var(--blog-list__accent-color);
      border: 3px solid var(--blog-list__primary-bg);
      border-radius: 50%;
      transform: translateX(-50%);
      z-index: 2;
    }

    .blog-list__timeline-date {
      position: absolute;
      top: 10px;
      width: calc(50% - 40px);
      text-align: right;
      color: var(--blog-list__text-light);
      font-size: 0.9em;
      right: calc(50% + 20px);
      z-index: 2;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
      left: calc(50% + 20px);
      text-align: left;
      right: auto;
    }

    .blog-list__timeline-content {
      background-color: var(--blog-list__secondary-bg);
      padding: 25px;
      border-radius: 12px;
      box-shadow: 0 5px 15px var(--blog-list__shadow-color);
      width: calc(50% - 40px); 
      position: relative;
      border: 1px solid var(--blog-list__border-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

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

    .blog-list__timeline-content::before {
      content: '';
      position: absolute;
      top: 15px;
      width: 0;
      height: 0;
      border-style: solid;
      z-index: 1;
      border-width: 10px;
      border-color: transparent var(--blog-list__border-color) transparent transparent;
      left: -21px; 
    }

    .blog-list__timeline-content::after {
      content: '';
      position: absolute;
      top: 15px;
      width: 0;
      height: 0;
      border-style: solid;
      z-index: 2;
      border-width: 10px;
      border-color: transparent var(--blog-list__secondary-bg) transparent transparent;
      left: -20px; 
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content {
      margin-left: 0;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content::before {
      border-color: transparent transparent transparent var(--blog-list__border-color);
      right: -21px;
      left: auto;
    }

    .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content::after {
      border-color: transparent transparent transparent var(--blog-list__secondary-bg);
      right: -20px;
      left: auto;
    }

    .blog-list__timeline-image {
      width: 100%;
      padding-bottom: 56.25%; 
      background-size: cover;
      background-position: center;
      background-color: var(--blog-list__border-color); 
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
    }

    .blog-list__timeline-title {
      font-size: 1.3em; 
      margin-bottom: 10px;
      font-weight: bold;
    }

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

    .blog-list__timeline-title a:hover {
      color: var(--blog-list__accent-color);
    }

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

    .blog-list__timeline-read-more {
      display: inline-block;
      background-color: var(--blog-list__accent-color);
      color: var(--blog-list__primary-bg);
      padding: 10px 20px;
      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__timeline-read-more:hover {
      background-color: #e6b800; 
      color: var(--blog-list__primary-bg);
    }

    @media (max-width: 768px) {
      .blog-list__timeline::before {
        left: 20px; 
        transform: translateX(0);
      }

      .blog-list__timeline-item {
        padding-left: 0;
        justify-content: flex-start;
        width: 100%;
        margin-bottom: 30px;
      }

      .blog-list__timeline-item:nth-child(even) {
        padding-right: 0;
        padding-left: 0;
      }

      .blog-list__timeline-item::after {
        left: 20px;
        transform: translateX(0);
      }

      .blog-list__timeline-date {
        position: static; 
        text-align: left;
        margin-bottom: 10px;
        color: var(--blog-list__accent-color);
        font-weight: bold;
        font-size: 1em;
        padding-left: 50px; 
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-date {
        text-align: left;
      }

      .blog-list__timeline-content {
        width: calc(100% - 70px); 
        margin-left: 50px; 
      }

      .blog-list__timeline-content::before,
      .blog-list__timeline-content::after {
        border-color: transparent var(--blog-list__border-color) transparent transparent;
        left: -21px;
        right: auto;
      }
      .blog-list__timeline-content::after {
        border-color: transparent var(--blog-list__secondary-bg) transparent transparent;
        left: -20px;
      }

      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content::before,
      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content::after {
        border-color: transparent var(--blog-list__border-color) transparent transparent;
        left: -21px;
        right: auto;
      }
      .blog-list__timeline-item:nth-child(even) .blog-list__timeline-content::after {
        border-color: transparent var(--blog-list__secondary-bg) transparent transparent;
        left: -20px;
      }
    }

    @media (max-width: 480px) {
      .blog-list__title {
        font-size: 2em;
        margin-bottom: 30px;
      }

      .blog-list__timeline-content {
        padding: 20px;
      }

      .blog-list__timeline-title {
        font-size: 1.2em;
      }

      .blog-list__timeline-summary {
        font-size: 0.9em;
        -webkit-line-clamp: 4; 
      }
    }