:root {
      --primary-color: #2a6fdb;
      --secondary-color: #f0b90b;
      --text-dark: #333;
      --text-medium: #666;
      --text-light: #555; 
      --background-light: #f9f9f9;
      --card-background: #fff;
      --border-color: #eee;
      --shadow-color: rgba(0, 0, 0, 0.08);
      --hover-shadow-color: rgba(0, 0, 0, 0.15);
      --header-offset: 120px;
    }

    .blog-list {
      padding: 40px 20px;
      padding-top: var(--header-offset, 120px); 
      max-width: 1200px;
      margin: 0 auto;
      background-color: var(--background-light);
      position: relative;
    }

    .blog-list__heading {
      font-size: 2.2em;
      color: var(--text-dark);
      text-align: center;
      margin-bottom: 50px;
      font-weight: bold;
    }

    .blog-list__timeline-container {
      position: relative;
      padding: 20px 0;
      display: flex;
      flex-direction: column;
      gap: 40px;
    }

    .blog-list__timeline-container::before {
      content: '';
      position: absolute;
      top: 0;
      left: 50%;
      width: 4px;
      height: 100%;
      background-color: var(--primary-color);
      transform: translateX(-50%);
      z-index: 0;
      display: none;
    }

    .blog-list__item {
      display: flex;
      align-items: center;
      position: relative;
      background-color: var(--card-background);
      border-radius: 10px;
      box-shadow: 0 4px 15px var(--shadow-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      width: 100%;
      flex-direction: column;
      padding: 20px;
      box-sizing: border-box;
      z-index: 1;
    }

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

    .blog-list__item::before {
      content: '';
      position: absolute;
      width: 18px;
      height: 18px;
      background-color: var(--secondary-color);
      border: 4px solid var(--primary-color);
      border-radius: 50%;
      z-index: 2;
      display: none;
    }

    .blog-list__image-wrapper {
      width: 100%;
      padding-bottom: 56.25%; 
      position: relative;
      overflow: hidden;
      border-radius: 8px;
      margin-bottom: 20px;
    }

    .blog-list__image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 8px;
    }

    .blog-list__content {
      width: 100%;
      padding: 0;
      text-align: center;
    }

    .blog-list__title {
      margin: 0;
    }

    .blog-list__title-link {
      font-size: 1.4em;
      font-weight: bold;
      color: var(--text-dark);
      text-decoration: none;
      display: block;
      margin-bottom: 10px;
      line-height: 1.3;
      transition: color 0.3s ease;
    }

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

    .blog-list__summary {
      font-size: 1em;
      color: var(--text-medium);
      line-height: 1.6;
      margin-bottom: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .blog-list__meta {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 15px;
      margin-bottom: 15px;
      color: var(--text-light);
      font-size: 0.9em;
    }

    .blog-list__date {
      color: var(--text-light);
      font-size: 0.9em;
    }

    .blog-list__read-more {
      display: inline-block;
      background-color: var(--primary-color);
      color: #fff;
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      font-size: 0.95em;
    }

    .blog-list__read-more:hover {
      background-color: #1e5ac6;
      transform: translateY(-2px);
    }

    @media (min-width: 768px) {
      .blog-list__heading {
        font-size: 2.5em;
      }

      .blog-list__timeline-container::before,
      .blog-list__item::before {
        display: block;
      }

      .blog-list__item {
        flex-direction: row;
        max-width: 90%;
        margin-left: auto;
        margin-right: auto;
        text-align: left;
        padding: 25px;
      }

      .blog-list__item:nth-child(even) {
        flex-direction: row-reverse;
      }

      .blog-list__item:nth-child(odd)::before {
        left: calc(50% - 9px);
        transform: translateX(-50%);
      }

      .blog-list__item:nth-child(even)::before {
        right: calc(50% - 9px);
        transform: translateX(50%);
      }

      .blog-list__image-wrapper {
        width: 40%;
        margin-right: 30px;
        margin-bottom: 0;
      }

      .blog-list__item:nth-child(even) .blog-list__image-wrapper {
        margin-left: 30px;
        margin-right: 0;
      }

      .blog-list__content {
        width: 60%;
        text-align: left;
      }

      .blog-list__meta {
        justify-content: flex-start;
      }

      .blog-list__title-link {
        font-size: 1.5em;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__heading {
        font-size: 3em;
      }

      .blog-list__timeline-container::before {
        left: 50%;
      }

      .blog-list__item {
        max-width: 900px;
        margin: 0 auto;
      }

      .blog-list__item:nth-child(odd) {
        margin-right: auto;
        align-self: flex-start;
        left: -100px;
      }

      .blog-list__item:nth-child(even) {
        margin-left: auto;
        align-self: flex-end;
        right: -100px;
      }

      .blog-list__item:nth-child(odd)::before {
        left: calc(100% + 100px + 9px);
      }

      .blog-list__item:nth-child(even)::before {
        right: calc(100% + 100px + 9px);
      }

      .blog-list__image-wrapper {
        width: 45%;
        margin-right: 30px;
      }

      .blog-list__item:nth-child(even) .blog-list__image-wrapper {
        margin-left: 30px;
        margin-right: 0;
      }

      .blog-list__content {
        width: 55%;
      }

      .blog-list__title-link {
        font-size: 1.6em;
      }
    }