:root {
      --color-primary-text: #333333;
      --color-secondary-text: #7f8c8d;
      --color-heading-text: #2c3e50;
      --color-background-light: #f9f9f9;
      --color-background-white: #ffffff;
      --color-accent-blue: #007bff;
      --color-accent-light-blue: #e0f7fa;
      --font-family-sans: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    }

    body {
      background-color: var(--color-background-light);
      font-family: var(--font-family-sans);
      line-height: 1.6;
      color: var(--color-primary-text);
    }

    .blog-detail__wrapper {
      max-width: 800px;
      margin: 0 auto;
      padding: var(--header-offset, 120px) 20px 40px;
      background-color: var(--color-background-white);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
      border-radius: 8px;
    }

    .blog-detail__post {
      padding: 20px 0;
    }

    .blog-detail__header {
      margin-bottom: 25px;
      text-align: center;
    }

    .blog-detail__title {
      font-size: 38px;
      color: var(--color-heading-text);
      margin-bottom: 15px;
      line-height: 1.2;
      font-weight: 700;
    }

    .blog-detail__meta {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      align-items: center;
      font-size: 14px;
      color: var(--color-secondary-text);
      gap: 10px 20px;
    }

    .blog-detail__date {
      white-space: nowrap;
    }

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

    .blog-detail__keyword-label {
      font-weight: 600;
      color: var(--color-heading-text);
    }

    .blog-detail__keyword-item {
      display: inline-block;
      background-color: var(--color-accent-light-blue);
      color: var(--color-accent-blue);
      padding: 5px 12px;
      border-radius: 20px;
      text-decoration: none;
      font-size: 13px;
      transition: background-color 0.3s ease, color 0.3s ease;
    }

    .blog-detail__keyword-item:hover {
      background-color: var(--color-accent-blue);
      color: var(--color-background-white);
    }

    .blog-detail__cover-container {
      margin: 30px 0;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .blog-detail__cover {
      width: 100%;
      max-height: 400px;
      object-fit: cover;
      display: block;
    }

    .blog-detail__content {
      font-size: 17px;
      line-height: 1.7;
      color: var(--color-primary-text);
    }

    .blog-detail__content p {
      margin-bottom: 20px;
    }

    .blog-detail__content h2 {
      font-size: 28px;
      color: var(--color-heading-text);
      margin-top: 35px;
      margin-bottom: 18px;
      font-weight: 600;
      line-height: 1.3;
    }

    .blog-detail__content h3 {
      font-size: 24px;
      color: var(--color-heading-text);
      margin-top: 30px;
      margin-bottom: 15px;
      font-weight: 600;
      line-height: 1.3;
    }

    .blog-detail__content ul,
    .blog-detail__content ol {
      margin-left: 25px;
      margin-bottom: 20px;
    }

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

    .blog-detail__content a {
      color: var(--color-accent-blue);
      text-decoration: underline;
    }

    .blog-detail__content a:hover {
      text-decoration: none;
    }

    .blog-detail__footer {
      margin-top: 40px;
      padding-top: 30px;
      border-top: 1px solid #eeeeee;
      text-align: center;
    }

    .blog-detail__summary {
      font-size: 16px;
      color: var(--color-secondary-text);
      margin-bottom: 25px;
    }

    .blog-detail__share {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      align-items: center;
      gap: 15px;
      font-size: 15px;
    }

    .blog-detail__share-label {
      font-weight: 600;
      color: var(--color-heading-text);
    }

    .blog-detail__share-link {
      display: inline-block;
      padding: 8px 15px;
      background-color: var(--color-accent-blue);
      color: var(--color-background-white);
      text-decoration: none;
      border-radius: 5px;
      transition: background-color 0.3s ease;
    }

    .blog-detail__share-link:hover {
      background-color: #0056b3;
    }

    @media (max-width: 768px) {
      .blog-detail__wrapper {
        padding: var(--header-offset, 100px) 15px 30px;
        margin: 0 10px;
      }

      .blog-detail__title {
        font-size: 30px;
        margin-bottom: 10px;
      }

      .blog-detail__meta {
        font-size: 13px;
        flex-direction: column;
        gap: 8px;
      }

      .blog-detail__keywords {
        justify-content: center;
      }

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

      .blog-detail__content h2 {
        font-size: 24px;
        margin-top: 30px;
        margin-bottom: 15px;
      }

      .blog-detail__content h3 {
        font-size: 20px;
        margin-top: 25px;
        margin-bottom: 12px;
      }

      .blog-detail__summary {
        font-size: 15px;
      }

      .blog-detail__share {
        flex-direction: column;
        gap: 10px;
      }
    }

    @media (max-width: 480px) {
      .blog-detail__wrapper {
        padding: var(--header-offset, 80px) 10px 20px;
        margin: 0 5px;
      }

      .blog-detail__title {
        font-size: 26px;
      }

      .blog-detail__meta {
        font-size: 12px;
      }

      .blog-detail__keyword-item {
        padding: 4px 10px;
        font-size: 12px;
      }

      .blog-detail__cover-container {
        margin: 20px 0;
      }

      .blog-detail__content {
        font-size: 15px;
      }

      .blog-detail__content h2 {
        font-size: 22px;
      }

      .blog-detail__content h3 {
        font-size: 18px;
      }

      .blog-detail__share-link {
        width: 100%;
        text-align: center;
      }
    }