.blog-detail {
      padding: 10px 0 40px;
      background-color: #f8f9fa;
      color: #333;
    }

    .blog-detail__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      flex-wrap: wrap;
      gap: 30px;
    }

    .blog-detail__main-content {
      flex: 3;
      min-width: 0;
      background-color: #fff;
      padding: 30px;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    }

    .blog-detail__sidebar {
      flex: 1;
      min-width: 280px;
      max-width: 350px;
      display: flex;
      flex-direction: column;
      gap: 30px;
    }

    .blog-detail__post {
      max-width: 800px;
      margin: 0 auto;
    }

    .blog-detail__header {
      margin-bottom: 20px;
    }

    .blog-detail__title {
      font-size: 38px;
      color: #2c3e50;
      line-height: 1.2;
      margin-bottom: 15px;
      font-weight: 700;
    }

    .blog-detail__meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 15px;
      font-size: 14px;
      color: #7f8c8d;
    }

    .blog-detail__date {
      font-style: italic;
    }

    .blog-detail__keywords {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .blog-detail__keyword {
      background-color: #e9ecef;
      color: #555;
      padding: 4px 10px;
      border-radius: 5px;
      font-size: 13px;
    }

    .blog-detail__cover {
      width: 100%;
      max-height: 400px;
      object-fit: cover;
      border-radius: 8px;
      margin-bottom: 30px;
      display: block;
    }

    .blog-detail__content {
      font-size: 17px;
      line-height: 1.7;
      color: #333;
    }

    .blog-detail__content h2 {
      font-size: 28px;
      color: #2c3e50;
      margin-top: 30px;
      margin-bottom: 15px;
      font-weight: 600;
    }

    .blog-detail__content h3 {
      font-size: 22px;
      color: #2c3e50;
      margin-top: 25px;
      margin-bottom: 12px;
      font-weight: 600;
    }

    .blog-detail__content p {
      margin-bottom: 18px;
    }

    .blog-detail__content ul,
    .blog-detail__content ol {
      margin-bottom: 18px;
      padding-left: 25px;
    }

    .blog-detail__content li {
      margin-bottom: 8px;
    }

    .blog-detail__content a {
      color: #2980b9;
      text-decoration: none;
    }

    .blog-detail__content a:hover {
      text-decoration: underline;
    }

    .blog-detail__promo {
      background: linear-gradient(135deg, #e74c3c, #c0392b);
      color: #fff;
      padding: 25px;
      border-radius: 8px;
      text-align: center;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }

    .blog-detail__promo-title {
      font-size: 24px;
      margin-bottom: 10px;
      font-weight: 700;
      color: #fff;
    }

    .blog-detail__promo-description {
      font-size: 16px;
      margin-bottom: 20px;
      line-height: 1.5;
    }

    .blog-detail__promo-button {
      display: inline-block;
      background-color: #f1c40f;
      color: #2c3e50;
      padding: 12px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: 700;
      font-size: 18px;
      transition: background-color 0.3s ease;
    }

    .blog-detail__promo-button:hover {
      background-color: #f39c12;
    }

    .blog-detail__related-posts {
      background-color: #fff;
      padding: 25px;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    }

    .blog-detail__related-title {
      font-size: 22px;
      color: #2c3e50;
      margin-bottom: 20px;
      font-weight: 600;
    }

    .blog-detail__related-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .blog-detail__related-item {
      margin-bottom: 12px;
    }

    .blog-detail__related-link {
      color: #34495e;
      text-decoration: none;
      font-size: 16px;
      display: block;
      padding: 8px 0;
      border-bottom: 1px solid #eee;
      transition: color 0.3s ease;
    }

    .blog-detail__related-link:hover {
      color: #e74c3c;
    }

    .blog-detail__related-item:last-child .blog-detail__related-link {
      border-bottom: none;
    }

    @media (max-width: 992px) {
      .blog-detail__container {
        flex-direction: column;
        padding: 0 15px;
      }

      .blog-detail__main-content {
        flex: auto;
        padding: 20px;
      }

      .blog-detail__sidebar {
        flex: auto;
        min-width: unset;
        max-width: unset;
        order: -1;
      }

      .blog-detail__title {
        font-size: 30px;
      }

      .blog-detail__content {
        font-size: 16px;
      }

      .blog-detail__content h2 {
        font-size: 24px;
        margin-top: 25px;
        margin-bottom: 12px;
      }

      .blog-detail__content h3 {
        font-size: 20px;
        margin-top: 20px;
        margin-bottom: 10px;
      }

      .blog-detail__promo-title {
        font-size: 20px;
      }

      .blog-detail__promo-description {
        font-size: 15px;
      }

      .blog-detail__promo-button {
        padding: 10px 20px;
        font-size: 16px;
      }

      .blog-detail__related-title {
        font-size: 20px;
      }
    }

    @media (max-width: 768px) {
      .blog-detail__title {
        font-size: 26px;
      }
      .blog-detail__meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
      .blog-detail__content {
        font-size: 15px;
      }
      .blog-detail__cover {
        max-height: 300px;
      }
    }