/* Post CSS: Tier 1 vs Tier 2 Query Citation Gap: Experimental Evidence */
ul,

  .byline {
    color: #555;
    font-size: 0.9rem;
    margin-bottom: 0.3rem;
    font-family: -apple-system, sans-serif;
  }
  .subtitle {
    font-size: 1.05rem;
    color: #444;
    font-style: italic;
    margin-bottom: 2rem;
    margin-top: 0.5rem;
  }

  .definition-block {
    background: #f5f5f5;
    border-left: 5px solid #111;
    padding: 1.25rem 1.6rem;
    margin: 2rem 0;
    border-radius: 0 6px 6px 0;
  }
  .definition-block
  .definition-block p:last-child { margin: 0; }
  .definition-block .label {
    font-family: -apple-system, sans-serif;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #666;
    margin-bottom: 0.5rem;
    display: block;
  }

  .callout {
    background: #fffbf0;
    border-left: 5px solid #d4a012;
    padding: 1.1rem 1.5rem;
    margin: 2rem 0;
    border-radius: 0 6px 6px 0;
  }
  .callout
  .callout p:last-child { margin: 0; }

  /* Stat cards */
  .stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 1.5rem 0 2rem;
  }
  .stat-card {
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 1.1rem 1.2rem;
    text-align: center;
  }
  .stat-card .stat-number {
    font-family: -apple-system, sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: #111;
    line-height: 1.1;
    display: block;
    margin-bottom: 0.3rem;
  }
  .stat-card .stat-number.positive { color: #27ae60; }
  .stat-card .stat-number.negative { color: #c0392b; }
  .stat-card .stat-number.neutral { color: #888; }
  .stat-card .stat-desc {
    font-family: -apple-system, sans-serif;
    font-size: 0.85rem;
    color: #555;
    line-height: 1.4;
  }
  .stat-card .stat-source {
    font-family: -apple-system, sans-serif;
    font-size: 0.72rem;
    color: #aaa;
    margin-top: 0.4rem;
    display: block;
  }

  /* Comparison table */
  table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.25rem 0 2rem;
    font-size: 0.92rem;
    font-family: -apple-system, sans-serif;
  }
  th {
    padding: 0.7rem 1rem;
    text-align: left;
    font-weight: 700;
    font-size: 0.85rem;
  }
  th:first-child { background: #f5f5f5; color: #555; }
  th:nth-child(2) { background: #e8e8e8; color: #111; }
  th:nth-child(3) { background: #111; color: #fff; }
  td {
    padding: 0.65rem 1rem;
    border-bottom: 1px solid #efefef;
    vertical-align: top;
    line-height: 1.5;
  }
  td:first-child {
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #666;
    white-space: nowrap;
  }
  tr:last-child td { border-bottom: none; }

  /* Data table — day-by-day results */
  .data-table th:first-child { background: #f5f5f5; color: #555; }
  .data-table th { background: #f5f5f5; color: #333; font-size: 0.82rem; }
  .data-table td:first-child { color: #444; text-transform: none; font-weight: 400; letter-spacing: 0; white-space: normal; }
  .data-table td { font-size: 0.88rem; }
  .cite-yes { color: #27ae60; font-weight: 700; }
  .cite-no { color: #bbb; }
  .tier-badge {
    display: inline-block;
    font-family: -apple-system, sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.1em 0.5em;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }
  .tier-badge.t1 { background: #e8f5e9; color: #27ae60; }
  .tier-badge.t2 { background: #f5f5f5; color: #888; }

  /* Experiment block */
  .experiment-block {
    background: #1a1a1a;
    color: #f0f0f0;
    padding: 1.1rem 1.2rem;
    border-radius: 6px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.82rem;
    line-height: 1.7;
    overflow-x: auto;
    margin: 2rem 0;
  }
  .experiment-block .label {
    font-family: -apple-system, sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #888;
    margin-bottom: 0.5rem;
    display: block;
  }

  code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.88em;
    background: #f0f0f0;
    padding: 0.15em 0.4em;
    border-radius: 3px;
    color: #c0392b;
  }

  .faq-it
  .faq-item

  .meta-section {
    font-family: -apple-system, sans-serif;
    font-size: 0.88rem;
    color: #555;
    border-top: 1px solid #e0e0e0;
    padding-top: 1.5rem;
    margin-top: 3rem;
  }
  .meta-section
  .meta-section
  .meta-section

  .author-bio {
    font-family: -apple-system, sans-serif;
    font-size: 0.88rem;
    color: #555;
    border-top: 1px solid #e0e0e0;
    padding-top: 1.5rem;
    margin-top: 1.5rem;
  }