.article-shell {
  max-width: 940px;
  margin: 0 auto;
  padding: 1.25rem 1rem 2.5rem;
}

.article-shell .page-shell {
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}

.nb-hero p {
  color: #334155;
}

.mini-note {
  color: #64748b;
  font-size: 0.94rem;
}

.toc-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1rem;
}

.toc-card ol {
  margin: 0;
  padding-left: 1.2rem;
}

.toc-card li + li {
  margin-top: 0.3rem;
}

.article-shell table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.5rem 0 0.9rem;
  overflow-x: auto;
}

.article-shell th,
.article-shell td {
  border: 1px solid #e2e8f0;
  padding: 0.62rem;
  text-align: left;
  vertical-align: top;
}

.article-shell th {
  background: #f8fafc;
}

.note-card {
  margin-top: 0.8rem;
  background: #f0f9ff;
  border-left: 4px solid #0284c7;
  border-radius: 8px;
  padding: 0.9rem;
}

.recommendation {
  margin-top: 0.9rem;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  background: #eff6ff;
  padding: 0.9rem;
}

.lead-magnet {
  margin-top: 1rem;
  border: 1px solid #bbf7d0;
  border-radius: 12px;
  background: #f0fdf4;
  padding: 1rem;
}

.faq-list details {
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  background: #ffffff;
  padding: 0.8rem;
}

.faq-list details + details {
  margin-top: 0.65rem;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 600;
}

.faq-list p {
  margin: 0.6rem 0 0;
  color: #475569;
}

.conclusion-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 0.9rem;
}

.legal-note {
  color: #334155;
  border-left: 4px solid #f59e0b;
  background: #fff7ed;
  padding: 0.75rem;
  border-radius: 8px;
}

@media (max-width: 640px) {
  .article-shell {
    padding: 1rem 0.8rem 2rem;
  }

  .article-shell table,
  .article-shell thead,
  .article-shell tbody,
  .article-shell th,
  .article-shell td,
  .article-shell tr {
    display: block;
  }

  .article-shell thead {
    display: none;
  }

  .article-shell tr {
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    margin-bottom: 0.7rem;
    overflow: hidden;
  }

  .article-shell td {
    border: 0;
    border-bottom: 1px solid #e2e8f0;
  }

  .article-shell td:last-child {
    border-bottom: 0;
  }
}