.npa-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: clamp(40px, 5vw, 80px);
    align-items: start;
  }
  .npa-layout--solo {
    grid-template-columns: 1fr;
  }
  .npa-layout > .prose {
    min-width: 0;
    max-width: none;
  }
  @media (max-width: 1100px) {
    .npa-layout { grid-template-columns: 1fr; }
  }

  .npa-layout .prose h1 {
    font-family: var(--display);
    font-weight: 500;
    font-size: clamp(22px, 2.6vw, 32px);
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--fg-100);
    margin: 0 0 14px;
  }

  .prose .toc.toc-inline {
    position: static;
    max-height: none;
    overflow: visible;
    margin: 1.8em 0;
  }

  /* Big NPA banner card */
  .npa-banner {
    padding: 36px 40px;
    background: linear-gradient(135deg, var(--ink-elev) 0%, var(--ink-bg-2) 100%);
    border: 1px solid var(--ink-line-2);
    border-radius: 20px;
    margin-bottom: 48px;
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 36px;
    align-items: center;
  }
  @media (max-width: 800px) {
    .npa-banner { grid-template-columns: 1fr; padding: 28px 24px; }
  }
  .npa-banner-stamp {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: color-mix(in oklab, var(--accent) 14%, transparent);
    border: 1px solid color-mix(in oklab, var(--accent) 40%, transparent);
    border-radius: 999px;
    font-family: var(--sans);
    font-weight: 500;
    font-size: 11px;
    color: var(--accent-soft);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 18px;
  }
  .npa-banner-stamp.warn {
    background: color-mix(in oklab, var(--warm) 14%, transparent);
    border-color: color-mix(in oklab, var(--warm) 40%, transparent);
    color: var(--warm);
  }
  .npa-banner-stamp::before {
    content: ""; width: 6px; height: 6px; border-radius: 50%;
    background: currentColor;
  }
  .npa-banner-num {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--fg-400);
    letter-spacing: 0.04em;
    margin-bottom: 12px;
  }
  .npa-banner-title {
    font-family: var(--display);
    font-weight: 500;
    font-size: 26px;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--fg-100);
    margin: 0;
  }
  .npa-banner-actions {
    display: flex; flex-direction: column; gap: 10px;
  }

  /* Document info card */
  .doc-info {
    padding: 24px 26px;
    background: var(--ink-elev);
    border: 1px solid var(--ink-line);
    border-radius: 16px;
  }
  .doc-info-title {
    font-family: var(--sans);
    font-weight: 500;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--fg-400);
    margin: 0 0 18px;
    display: flex; align-items: center; gap: 8px;
  }
  .doc-info-title::before {
    content: ""; width: 14px; height: 1px; background: var(--accent);
  }
  .doc-info dl {
    margin: 0;
    display: flex; flex-direction: column;
    gap: 14px;
  }
  .doc-info > dl > div {
    padding-bottom: 14px;
    border-bottom: 1px solid var(--ink-line);
  }
  .doc-info > dl > div:last-child { border-bottom: none; padding-bottom: 0; }
  .doc-info dt {
    font-family: var(--sans);
    font-size: 11px;
    color: var(--fg-400);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 6px;
  }
  .doc-info dd {
    margin: 0;
    font-family: var(--display);
    font-weight: 500;
    font-size: 14.5px;
    color: var(--fg-100);
    letter-spacing: -0.01em;
    line-height: 1.4;
  }
  .doc-info dd .badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 9px;
    border-radius: 999px;
    font-family: var(--sans);
    font-weight: 500;
    font-size: 11px;
    letter-spacing: 0;
  }
  .doc-info dd .badge.live {
    background: color-mix(in oklab, var(--live) 14%, transparent);
    color: var(--live);
  }
  .doc-info dd .badge.live::before {
    content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--live);
  }
  .doc-info dd .badge.cancelled {
    background: color-mix(in oklab, #F87171 14%, transparent);
    color: #F87171;
  }
  .doc-info dd .badge.cancelled::before {
    content: ""; width: 5px; height: 5px; border-radius: 50%; background: #F87171;
  }
  .doc-info dd .badge.effective {
    background: color-mix(in oklab, var(--accent-soft) 14%, transparent);
    color: var(--accent-soft);
  }
  .doc-info dd .badge.effective::before {
    content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--accent-soft);
  }

  /* Article navigation inside NPA */
  .articles-toc {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    border-left: 1px solid var(--ink-line);
    border-top: 1px solid var(--ink-line);
    margin-top: 24px;
  }
  .article-link {
    padding: 18px 22px;
    border-right: 1px solid var(--ink-line);
    border-bottom: 1px solid var(--ink-line);
    display: flex;
    gap: 14px;
    background: var(--ink-bg-2);
    transition: all .3s;
  }
  .article-link:hover { background: var(--ink-elev); }
  .article-link-num {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--fg-500);
    letter-spacing: 0.04em;
    flex-shrink: 0;
    padding-top: 2px;
    min-width: 38px;
  }
  .article-link-title {
    font-family: var(--display);
    font-weight: 500;
    font-size: 14px;
    line-height: 1.3;
    letter-spacing: -0.01em;
    color: var(--fg-100);
  }
  @media (max-width: 680px) {
    .articles-toc { grid-template-columns: 1fr; }
    .article-link { border-right: none; }
  }

  .usp-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
  }
  @media (max-width: 1000px) {
    .usp-grid { grid-template-columns: repeat(2, 1fr); }
  }
  @media (max-width: 600px) {
    .usp-grid { grid-template-columns: 1fr; }
  }
  .usp-item {
    background: var(--ink-elev);
    border: 1px solid var(--ink-line);
    border-radius: 14px;
    padding: 24px;
  }
  .usp-num {
    font-family: var(--display);
    font-weight: 600;
    font-size: 28px;
    letter-spacing: -0.02em;
    color: var(--accent-soft);
    margin: 0 0 12px;
    line-height: 1;
  }
  .usp-title {
    font-family: var(--display);
    font-weight: 500;
    font-size: 15px;
    letter-spacing: -0.01em;
    color: var(--fg-100);
    margin: 0 0 8px;
  }
  .usp-desc {
    font-family: var(--sans);
    font-size: 13px;
    color: var(--fg-400);
    line-height: 1.5;
    margin: 0;
  }