:root {
      --primary-bg: #1a1a1a;
      --secondary-bg: #2a2a2a;
      --text-color-primary: #ffffff;
      --text-color-secondary: #cccccc;
      --text-color-tertiary: #b3b3b3; 
      --accent-color: #e0b000; 
      --timeline-line-color: #333333;
      --card-shadow: rgba(0, 0, 0, 0.3);
      --card-hover-shadow: rgba(0, 0, 0, 0.6);
      --header-offset: 120px; 
    }

    .blog-list {
      font-family: Arial, sans-serif;
      background-color: var(--primary-bg);
      color: var(--text-color-primary);
      padding-top: var(--header-offset); 
      min-height: 100vh;
      line-height: 1.6;
    }

    .blog-list__hero-section {
      background-color: var(--secondary-bg);
      padding: 60px 20px;
      text-align: center;
      margin-bottom: 40px;
    }

    .blog-list__hero-title {
      font-size: 2.5em;
      color: var(--accent-color);
      margin-bottom: 15px;
      line-height: 1.2;
    }

    .blog-list__hero-description {
      font-size: 1.1em;
      color: var(--text-color-secondary);
      max-width: 800px;
      margin: 0 auto;
    }

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

    .blog-list__timeline-container {
      position: relative;
      padding: 0 10px;
    }

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

    .blog-list__timeline-item {
      position: relative;
      margin-bottom: 50px;
      z-index: 1;
      display: flex;
      justify-content: center;
    }

    .blog-list__timeline-dot {
      position: absolute;
      width: 18px;
      height: 18px;
      background-color: var(--accent-color);
      border-radius: 50%;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      border: 3px solid var(--primary-bg);
      z-index: 2;
    }

    .blog-list__card {
      background-color: var(--secondary-bg);
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--card-shadow);
      overflow: hidden;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      width: 100%; 
      max-width: 500px; 
    }

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

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

    .blog-list__card-image {
      width: 100%;
      height: auto;
      object-fit: cover;
      display: block;
      aspect-ratio: 16 / 9; 
    }

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

    .blog-list__card-title {
      font-size: 1.25em; 
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.3;
    }

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

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

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

    .blog-list__card-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.85em; 
      color: var(--text-color-tertiary);
    }

    .blog-list__card-read-more {
      color: var(--accent-color);
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
    }

    .blog-list__card-read-more:hover {
      text-decoration: underline;
      color: var(--text-color-primary);
    }

    
    @media (min-width: 768px) {
      .blog-list__hero-title {
        font-size: 3em;
      }

      .blog-list__hero-description {
        font-size: 1.2em;
      }

      .blog-list__timeline-container {
        display: flex;
        flex-wrap: wrap;
        padding: 0;
      }

      .blog-list__timeline-item {
        width: 50%;
        margin-bottom: 60px;
        display: flex;
        align-items: flex-start; 
        padding: 0; 
      }

      .blog-list__timeline-item:nth-child(odd) {
        justify-content: flex-end; 
        padding-right: 40px; 
      }

      .blog-list__timeline-item:nth-child(even) {
        justify-content: flex-start; 
        padding-left: 40px; 
      }

      .blog-list__timeline-item .blog-list__timeline-dot {
        left: 50%; 
        transform: translateX(-50%);
        top: 20px; 
      }
    }

    @media (min-width: 1025px) {
      .blog-list__hero-section {
        padding: 80px 20px;
      }

      .blog-list__hero-title {
        font-size: 3.5em;
      }

      .blog-list__timeline-section {
        padding: 40px 20px;
      }

      .blog-list__timeline-item {
        margin-bottom: 80px;
      }

      .blog-list__card {
        max-width: 550px;
      }
    }

    
    @media (max-width: 767px) {
      .blog-list__hero-title {
        font-size: 2em;
      }

      .blog-list__hero-description {
        font-size: 1em;
      }

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

      .blog-list__timeline-item {
        width: 100%;
        padding-left: 40px; 
        margin-bottom: 30px;
        justify-content: flex-start;
      }

      .blog-list__timeline-dot {
        left: 20px; 
        transform: translateX(-50%);
        top: 20px;
      }

      .blog-list__card {
        max-width: 100%;
      }
    }