:root {
      --primary-bg: #1a1a1a;
      --secondary-bg: #282828;
      --text-color-primary: #f0f0f0;
      --text-color-secondary: #cccccc;
      --accent-color: #FFD700; 
      --timeline-line-color: #444;
      --timeline-dot-color: #FFD700;
      --card-border-radius: 10px;
      --spacing-medium: 20px;
      --spacing-large: 30px;
      --header-offset: 120px; 
    }

    .blog-list {
      background-color: var(--primary-bg);
      color: var(--text-color-primary);
      padding-top: var(--header-offset);
      padding-bottom: var(--spacing-large);
      min-height: calc(100vh - var(--header-offset));
      box-sizing: border-box;
    }

    .blog-list__section {
      max-width: 1200px;
      margin: 0 auto;
      padding: var(--spacing-medium);
    }

    .blog-list__heading {
      font-size: 2.2em;
      color: var(--accent-color);
      text-align: center;
      margin-bottom: var(--spacing-medium);
      padding-top: var(--spacing-medium);
    }

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

    .blog-list__timeline-container {
      position: relative;
      padding-left: var(--spacing-medium);
    }

    .blog-list__timeline-container::before {
      content: '';
      position: absolute;
      top: 0;
      bottom: 0;
      left: 20px;
      width: 4px;
      background-color: var(--timeline-line-color);
      z-index: 1;
    }

    .blog-list__timeline-container::after {
      content: '';
      display: table;
      clear: both;
    }

    .blog-list__item {
      display: flex;
      margin-bottom: var(--spacing-large);
      position: relative;
      padding-left: calc(var(--spacing-large) * 2 + 10px);
      min-height: 120px;
    }

    .blog-list__item::before {
      content: '';
      position: absolute;
      top: 15px;
      left: 10px;
      width: 24px;
      height: 24px;
      background-color: var(--timeline-dot-color);
      border-radius: 50%;
      border: 3px solid var(--primary-bg);
      z-index: 2;
      box-shadow: 0 0 0 2px var(--timeline-line-color);
    }

    .blog-list__date-wrapper {
      position: absolute;
      left: 40px;
      top: 15px;
      transform: translateX(-100%);
      text-align: right;
      width: 100px;
      padding-right: var(--spacing-medium);
      box-sizing: border-box;
      display: flex;
      align-items: center;
      justify-content: flex-end;
    }

    .blog-list__date {
      font-size: 0.9em;
      color: var(--text-color-secondary);
      white-space: nowrap;
    }

    .blog-list__card {
      background-color: var(--secondary-bg);
      border-radius: var(--card-border-radius);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
      display: flex;
      flex-direction: column;
      overflow: hidden;
      flex-grow: 1;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      max-width: 100%;
    }

    .blog-list__card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }

    .blog-list__image-link {
      display: block;
      width: 100%;
      height: auto;
      aspect-ratio: 16 / 9;
      overflow: hidden;
    }

    .blog-list__image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

    .blog-list__card:hover .blog-list__image {
      transform: scale(1.05);
    }

    .blog-list__content {
      padding: var(--spacing-medium);
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .blog-list__title {
      font-size: 1.2em;
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.4;
    }

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

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

    .blog-list__summary {
      font-size: 0.95em;
      color: var(--text-color-secondary);
      line-height: 1.5;
      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: 8px 15px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      font-size: 0.9em;
      align-self: flex-start;
      transition: background-color 0.3s ease, color 0.3s ease;
    }

    .blog-list__read-more:hover {
      background-color: #e6c200;
      color: var(--primary-bg);
    }

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

      .blog-list__item {
        width: 50%;
        margin-bottom: var(--spacing-large);
        padding: 0;
        min-height: auto;
      }

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

      .blog-list__date-wrapper {
        position: absolute;
        width: auto;
        padding-right: 0;
        top: 20px;
        transform: none;
        text-align: center;
        width: 150px;
        justify-content: center;
      }

      .blog-list__item:nth-child(odd) {
        float: left;
      }

      .blog-list__item:nth-child(even) {
        float: right;
      }

      .blog-list__item:nth-child(odd) .blog-list__date-wrapper {
        left: auto;
        right: calc(50% + 20px + 10px);
      }

      .blog-list__item:nth-child(even) .blog-list__date-wrapper {
        left: calc(50% + 20px + 10px);
        right: auto;
      }

      .blog-list__item:nth-child(odd) .blog-list__card {
        margin-left: auto;
        margin-right: calc(20px + 10px);
        max-width: calc(100% - 150px - 30px);
        width: auto;
      }

      .blog-list__item:nth-child(even) .blog-list__card {
        margin-right: auto;
        margin-left: calc(20px + 10px);
        max-width: calc(100% - 150px - 30px);
        width: auto;
      }

      .blog-list__title {
        font-size: 1.3em;
      }

      .blog-list__summary {
        font-size: 1em;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__section {
        padding: var(--spacing-medium) var(--spacing-large);
      }
    }