:root {
      --blog-list__primary-color: #FFD700; 
      --blog-list__secondary-color: #222222; 
      --blog-list__text-color-light: #FFFFFF;
      --blog-list__text-color-medium: #AAAAAA;
      --blog-list__text-color-dark: #666666;
      --blog-list__border-color: #333333;
      --blog-list__shadow-color: rgba(0, 0, 0, 0.5);
    }

    .blog-list {
      background-color: var(--blog-list__secondary-color);
      color: var(--blog-list__text-color-light);
      padding-top: var(--header-offset, 120px);
      padding-bottom: 40px;
      min-height: 100vh;
    }

    .blog-list__hero {
      text-align: center;
      padding: 40px 20px 60px;
      max-width: 800px;
      margin: 0 auto;
    }

    .blog-list__main-title {
      font-size: 2.5em;
      color: var(--blog-list__primary-color);
      margin-bottom: 15px;
      line-height: 1.2;
      font-weight: bold;
    }

    .blog-list__description {
      font-size: 1.1em;
      color: var(--blog-list__text-color-medium);
      line-height: 1.6;
    }

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

    .blog-list__timeline-container::before {
      content: '';
      position: absolute;
      top: 0;
      bottom: 0;
      left: 50%;
      width: 2px;
      background-color: var(--blog-list__border-color);
      transform: translateX(-50%);
    }

    @media (max-width: 767px) {
      .blog-list__timeline-container::before {
        left: 20px;
        transform: translateX(0);
      }
    }

    .blog-list__item {
      position: relative;
      margin-bottom: 40px;
      display: flex;
      align-items: flex-start;
    }

    .blog-list__item:last-child {
      margin-bottom: 0;
    }

    .blog-list__timeline-point {
      position: absolute;
      top: 0;
      left: 50%;
      width: 16px;
      height: 16px;
      background-color: var(--blog-list__primary-color);
      border-radius: 50%;
      transform: translateX(-50%);
      z-index: 1;
      border: 2px solid var(--blog-list__secondary-color);
    }

    @media (max-width: 767px) {
      .blog-list__timeline-point {
        left: 20px;
        transform: translateX(-50%);
      }
    }

    .blog-list__card {
      background-color: #1a1a1a;
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--blog-list__shadow-color);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      width: 100%;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    @media (min-width: 768px) {
      .blog-list__item {
        margin-bottom: 60px;
      }
      .blog-list__item:nth-child(odd) {
        padding-right: calc(50% + 20px);
        text-align: right;
      }
      .blog-list__item:nth-child(even) {
        padding-left: calc(50% + 20px);
        text-align: left;
      }
      .blog-list__card {
        width: 450px;
      }
      .blog-list__item:nth-child(odd) .blog-list__card {
        margin-left: auto;
      }
      .blog-list__item:nth-child(even) .blog-list__card {
        margin-right: auto;
      }
      .blog-list__item:nth-child(odd) .blog-list__item-meta {
        justify-content: flex-end;
      }
      .blog-list__item:nth-child(even) .blog-list__item-meta {
        justify-content: flex-start;
      }
    }

    @media (max-width: 767px) {
      .blog-list__item {
        justify-content: flex-start;
      }
      .blog-list__card {
        width: calc(100% - 60px);
        margin-left: 60px;
        max-width: none;
      }
    }

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

    .blog-list__image-container {
      width: 100%;
      padding-bottom: 56.25%; 
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      border-top-left-radius: 12px;
      border-top-right-radius: 12px;
    }

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

    .blog-list__item-title {
      font-size: 20px;
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.3;
    }

    .blog-list__item-link {
      color: var(--blog-list__text-color-light);
      text-decoration: none;
      transition: color 0.3s ease;
    }

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

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

    .blog-list__item-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 14px;
      color: var(--blog-list__text-color-dark);
      margin-top: 15px;
    }

    .blog-list__item-date {
      color: var(--blog-list__text-color-medium);
    }

    .blog-list__read-more-button {
      display: inline-block;
      background-color: var(--blog-list__primary-color);
      color: var(--blog-list__secondary-color);
      padding: 8px 15px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, color 0.3s ease;
      font-size: 14px;
    }

    .blog-list__read-more-button:hover {
      background-color: #FFA500;
      color: #FFFFFF;
    }

    @media (min-width: 768px) and (max-width: 1024px) {
      .blog-list__main-title {
        font-size: 2em;
      }
      .blog-list__description {
        font-size: 1em;
      }
      .blog-list__timeline-container {
        padding: 20px 0;
      }
      .blog-list__card {
        width: 350px;
      }
      .blog-list__item:nth-child(odd) {
        padding-right: calc(50% + 15px);
      }
      .blog-list__item:nth-child(even) {
        padding-left: calc(50% + 15px);
      }
    }

    @media (min-width: 1025px) {
      .blog-list__timeline-container {
        padding: 20px;
      }
    }

    @media (max-width: 767px) {
      .blog-list__main-title {
        font-size: 1.8em;
      }
      .blog-list__description {
        font-size: 0.9em;
      }
      .blog-list__timeline-container {
        padding-left: 20px;
        padding-right: 20px;
      }
      .blog-list__item-title {
        font-size: 18px;
      }
      .blog-list__item-summary {
        font-size: 14px;
      }
      .blog-list__item-meta {
        flex-direction: column;
        align-items: flex-start;
      }
      .blog-list__read-more-button {
        margin-top: 10px;
      }
    }