/* ==== TPS Blog Base Style ==== */
  article.tps-blog {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #333;
    line-height: 1.7;
    max-width: 900px;
    margin: 0 auto;
    padding: 24px 16px 48px;
    font-size: 16px;
  }

  .tps-blog h1,
  .tps-blog h2,
  .tps-blog h3 {
    color: #3598db;
    line-height: 1.3;
  }

  .tps-blog h1 {
    font-size: 2rem;
    margin-bottom: 0.75rem;
  }

  .tps-blog h2 {
    font-size: 1.5rem;
    margin: 2.25rem 0 0.75rem;
  }

  .tps-blog h3 {
    font-size: 1.2rem;
    margin: 1.5rem 0 0.5rem;
  }

  .tps-lede {
    font-size: 1.05rem;
    font-weight: 500;
    margin-bottom: 1rem;
  }

  .tps-meta-highlight {
    background: #f4f9ff;
    border-left: 4px solid #3598db;
    padding: 0.75rem 1rem;
    margin: 1rem 0 1.5rem;
    border-radius: 8px;
    font-size: 0.95rem;
  }

  /* CTA buttons */
  .tps-cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 1.5rem 0 2rem;
  }

  .tps-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.4rem;
    border-radius: 999px;
    border: 2px solid #3598db;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
    white-space: nowrap;
  }

  .tps-btn-primary {
    background: #3598db;
    color: #fff;
  }

  .tps-btn-primary:hover {
    background: #2a7ab0;
    box-shadow: 0 4px 10px rgba(53, 152, 219, 0.35);
  }

  .tps-btn-outline {
    background: #fff;
    color: #3598db;
  }

  .tps-btn-outline:hover {
    background: #f0f7ff;
  }

  /* In-page catalog */
  .tps-toc {
    background: #f7fafc;
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    margin: 0 0 2rem;
    border: 1px solid #e1ecf8;
    font-size: 0.96rem;
  }

  .tps-toc-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #3598db;
  }

  .tps-toc ol {
    margin: 0;
    padding-left: 1.15rem;
  }

  .tps-toc a {
    color: #3598db;
    text-decoration: none;
  }

  .tps-toc a:hover {
    text-decoration: underline;
  }

  /* SVG timeline */
  .tps-flow {
    margin: 1.5rem 0 2rem;
    padding: 1.5rem 1rem 1.25rem;
    background: #f4f9ff;
    border-radius: 14px;
    border: 1px solid #d6e8fb;
  }

  .tps-flow-caption {
    font-size: 0.9rem;
    color: #555;
    margin-top: 0.5rem;
  }

  .tps-inline-badge {
    display: inline-block;
    padding: 0.1rem 0.45rem;
    border-radius: 999px;
    background: #e8f2ff;
    color: #2468a5;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
  }

  /* Lists */
  .tps-blog ul {
    padding-left: 1.1rem;
    margin: 0.35rem 0 1rem;
  }

  .tps-blog li {
    margin-bottom: 0.35rem;
  }

  .tps-keyline {
    border-top: 1px solid #e1ecf8;
    margin: 2.25rem 0 1.5rem;
  }

  /* FAQ */
  .tps-faq-item {
    margin-bottom: 1.2rem;
  }

  .tps-faq-q {
    font-weight: 600;
  }

  .tps-faq-a {
    margin-top: 0.25rem;
  }

  /* Small screen tweaks */
  @media (max-width: 640px) {
    article.tps-blog {
      padding: 20px 12px 40px;
    }

    .tps-toc {
      padding: 1rem 1rem;
    }

    .tps-flow {
      padding: 1.25rem 0.75rem;
    }

    .tps-cta-row {
      flex-direction: column;
      align-items: stretch;
    }

    .tps-btn {
      width: 100%;
      justify-content: center;
    }
  }