:root {
      --blog-list__primary-color: #4CAF50; 
      --blog-list__accent-color: #FFD700; 
      --blog-list__background-color: #1a1a1a; 
      --blog-list__card-background: #2a2a2a; 
      --blog-list__text-color: #f0f0f0; 
      --blog-list__secondary-text-color: #b0b0b0; 
      --blog-list__link-hover-color: #66BB6A; 
      --blog-list__shadow-color: rgba(0, 0, 0, 0.4);
      --blog-list__border-radius: 10px;
      --blog-list__spacing-sm: 15px;
      --blog-list__spacing-md: 20px;
      --blog-list__spacing-lg: 30px;
      --blog-list__header-offset: var(--header-offset, 120px);
    }

    .blog-list {
      padding-top: var(--blog-list__header-offset);
      background-color: var(--blog-list__background-color);
      color: var(--blog-list__text-color);
      min-height: 100vh;
      font-family: 'Arial', sans-serif; 
      padding-bottom: var(--blog-list__spacing-lg);
      line-height: 1.6;
    }

    .blog-list__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: var(--blog-list__spacing-md);
      position: relative;
    }

    .blog-list__title-section {
      text-align: center;
      margin-bottom: var(--blog-list__spacing-lg);
      padding: var(--blog-list__spacing-md) 0;
    }

    .blog-list__main-heading {
      font-size: 2.5em;
      color: var(--blog-list__accent-color);
      margin-bottom: 10px;
      text-shadow: 2px 2px 4px var(--blog-list__shadow-color);
      font-weight: bold;
    }

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

    .blog-list__timeline {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--blog-list__spacing-lg);
      position: relative;
      padding-left: 40px; 
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      left: 18px;
      top: 0;
      bottom: 0;
      width: 4px;
      background-color: var(--blog-list__primary-color);
      border-radius: 2px;
    }

    .blog-list__item {
      background-color: var(--blog-list__card-background);
      border-radius: var(--blog-list__border-radius);
      box-shadow: 0 4px 15px var(--blog-list__shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      overflow: hidden;
      position: relative;
      padding: var(--blog-list__spacing-md);
      margin-left: var(--blog-list__spacing-md); 
    }

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

    .blog-list__timeline-dot {
      width: 16px;
      height: 16px;
      background-color: var(--blog-list__primary-color);
      border-radius: 50%;
      position: absolute;
      left: -22px; 
      top: var(--blog-list__spacing-md);
      transform: translateX(-50%);
      border: 3px solid var(--blog-list__background-color);
      z-index: 1;
    }

    .blog-list__date {
      font-size: 0.85em; 
      color: var(--blog-list__accent-color);
      margin-bottom: 10px;
      display: block;
      font-weight: bold;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .blog-list__image-wrapper {
      width: 100%;
      padding-bottom: 56.25%; 
      position: relative;
      margin-bottom: var(--blog-list__spacing-md);
      border-radius: 8px;
      overflow: hidden;
    }

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

    .blog-list__title {
      font-size: 1.25em; 
      margin-bottom: 10px;
      line-height: 1.4;
    }

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

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

    .blog-list__summary {
      font-size: 0.9em; 
      color: var(--blog-list__secondary-text-color);
      line-height: 1.6;
      margin-bottom: var(--blog-list__spacing-md);
      display: -webkit-box;
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .blog-list__read-more {
      display: inline-block;
      background-color: var(--blog-list__primary-color);
      color: var(--blog-list__text-color);
      padding: 10px 15px;
      border-radius: 5px;
      text-decoration: none;
      font-size: 0.9em;
      font-weight: bold;
      transition: background-color 0.3s ease;
      align-self: flex-start; 
      white-space: nowrap;
    }

    .blog-list__read-more:hover {
      background-color: var(--blog-list__link-hover-color);
    }

    

    
    @media (min-width: 768px) {
      .blog-list__timeline {
        grid-template-columns: repeat(2, 1fr);
        padding-left: 0; 
      }
      .blog-list__timeline::before,
      .blog-list__timeline-dot {
        display: none;
      }
      .blog-list__item {
        margin-left: 0;
      }
    }

    
    @media (min-width: 1024px) {
      .blog-list__timeline {
        grid-template-columns: repeat(3, 1fr);
      }
      .blog-list__main-heading {
        font-size: 3em;
      }
      .blog-list__description {
        font-size: 1.2em;
      }
    }