:root {
      --blog-list__primary-color: #ffd700; 
      --blog-list__secondary-color: #e0e0e0; 
      --blog-list__background-dark: #1a1a1a; 
      --blog-list__card-background: #2a2a2a; 
      --blog-list__text-color-dark: #333; 
      --blog-list__text-color-light: #e0e0e0; 
      --blog-list__date-color: #999; 
      --blog-list__shadow-color: rgba(0, 0, 0, 0.2);
      --blog-list__shadow-hover-color: rgba(0, 0, 0, 0.4);
      --blog-list__border-radius: 10px;
      --blog-list__spacing: 24px;
      --blog-list__image-aspect-ratio: 56.25%; 
    }

    .blog-list {
      background-color: var(--blog-list__background-dark);
      color: var(--blog-list__text-color-light);
      padding: var(--blog-list__spacing) 0;
      padding-top: var(--header-offset, 120px);
      min-height: 100vh;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
    }

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

    .blog-list__header {
      text-align: center;
      margin-bottom: calc(var(--blog-list__spacing) * 2);
    }

    .blog-list__title-main {
      font-size: 2.5em; 
      color: var(--blog-list__primary-color);
      margin-bottom: 10px;
      line-height: 1.2;
    }

    .blog-list__description {
      font-size: 1.1em; 
      color: var(--blog-list__secondary-color);
      max-width: 700px;
      margin: 0 auto;
      line-height: 1.6;
    }

    .blog-list__timeline {
      position: relative;
      max-width: 1000px;
      margin: 0 auto;
      padding-top: var(--blog-list__spacing);
      padding-bottom: var(--blog-list__spacing);
    }

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

    .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;
      z-index: 2;
      position: relative;
      width: calc(100% - 70px); 
      margin-left: 70px; 
      margin-bottom: calc(var(--blog-list__spacing) * 2);
    }

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

    .blog-list__item::before {
      content: '';
      position: absolute;
      width: 16px;
      height: 16px;
      background-color: var(--blog-list__primary-color);
      border-radius: 50%;
      top: 25px; 
      left: -50px; 
      transform: translateX(-50%); 
      border: 3px solid var(--blog-list__background-dark);
      z-index: 3;
    }

    .blog-list__image-wrapper {
      position: relative;
      padding-bottom: var(--blog-list__image-aspect-ratio);
      overflow: hidden;
      border-top-left-radius: var(--blog-list__border-radius);
      border-top-right-radius: var(--blog-list__border-radius);
    }

    .blog-list__image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

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

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

    .blog-list__date {
      font-size: 0.85em; 
      color: var(--blog-list__date-color);
      margin-bottom: 10px;
      text-align: left; 
    }

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

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

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

    .blog-list__summary {
      font-size: 0.95em; 
      color: var(--blog-list__secondary-color);
      line-height: 1.6;
      margin-bottom: var(--blog-list__spacing);
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical;
      flex-grow: 1;
    }

    .blog-list__read-more {
      display: inline-block;
      margin-top: auto;
      background-color: var(--blog-list__primary-color);
      color: var(--blog-list__text-color-dark);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      align-self: flex-start; 
      font-size: 1em;
    }

    .blog-list__read-more:hover {
      background-color: #e6b800; 
      transform: translateY(-2px);
    }

    @media (max-width: 767px) {
      .blog-list__title-main {
        font-size: 2em;
      }
      .blog-list__description {
        font-size: 1em;
      }
      .blog-list__content {
        padding: 15px;
      }
    }

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

      .blog-list__item {
        width: calc(50% - var(--blog-list__spacing) * 1.5); 
        margin-left: 0; 
        margin-bottom: calc(var(--blog-list__spacing) * 2);
      }

      .blog-list__item:nth-child(odd) {
        float: left;
        clear: both;
        margin-right: calc(var(--blog-list__spacing) * 1.5); 
      }

      .blog-list__item:nth-child(even) {
        float: right;
        clear: both;
        margin-left: calc(var(--blog-list__spacing) * 1.5); 
      }

      .blog-list__item::before {
        left: auto; 
        transform: translateX(0); 
        top: 25px;
      }

      .blog-list__item:nth-child(odd)::before {
        right: -24px; 
      }

      .blog-list__item:nth-child(even)::before {
        left: -24px; 
      }

      .blog-list__item:nth-child(odd) .blog-list__content {
        text-align: right;
        align-items: flex-end;
      }
      .blog-list__item:nth-child(even) .blog-list__content {
        text-align: left;
        align-items: flex-start;
      }
      .blog-list__item:nth-child(odd) .blog-list__date {
        text-align: right;
      }
      .blog-list__item:nth-child(even) .blog-list__date {
        text-align: left;
      }
    }

    @media (min-width: 1024px) {
      .blog-list__title-main {
        font-size: 3em;
      }
      .blog-list__description {
        font-size: 1.2em;
      }
    }

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