.ak-cluster-banner {
    background: var(--cluster-accent-soft);
    border-bottom: 1px solid var(--color-rule);
    padding: 14px 0;
  }
  .ak-cluster-banner .inner {
    max-width: 1240px; margin: 0 auto; padding: 0 40px;
    display: flex; justify-content: space-between; align-items: center;
    gap: 24px;
    font-family: var(--font-mono);
    font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--cluster-accent);
  }
  .ak-cluster-banner .inner .nav { display: flex; gap: 28px; }
  .ak-cluster-banner .inner .nav a {
    color: inherit; text-decoration: none; opacity: 0.65;
    transition: opacity 150ms ease;
  }
  .ak-cluster-banner .inner .nav a:hover,
  .ak-cluster-banner .inner .nav a.active { opacity: 1; }

  /* Catalogue lead: compact — this is a working page */
  .cat-lead {
    margin: 48px 0 24px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: end;
    border-bottom: 1px solid var(--color-rule);
    padding-bottom: 24px;
  }
  .cat-lead .kicker {
    font-family: var(--font-mono);
    font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--cluster-accent); display: block; margin-bottom: 12px;
  }
  .cat-lead h1 {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 144;
    font-size: clamp(40px, 5vw, 60px);
    font-weight: 500;
    line-height: 1;
    letter-spacing: -0.02em;
    margin: 0;
  }
  .cat-lead .search {
    display: flex; align-items: center; gap: 10px;
    border: 1px solid var(--color-rule);
    background: var(--color-surface);
    padding: 10px 14px;
    min-width: 260px;
  }
  .cat-lead .search svg { color: var(--color-text-muted); flex: 0 0 auto; }
  .cat-lead .search input {
    border: none; outline: none; background: transparent;
    font: inherit; font-size: 14px; color: var(--color-text-primary);
    width: 100%;
  }
  .cat-lead .search input::placeholder { color: var(--color-text-muted); }

  /* Active-filter chip row */
  .active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
    min-height: 30px;
  }
  .active-filters .chip {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 5px 10px;
    background: var(--cluster-accent-soft);
    color: var(--cluster-accent);
    font-family: var(--font-mono);
    font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
    border: 1px solid var(--cluster-accent);
  }
  .active-filters .chip button {
    background: none; border: none; cursor: pointer;
    color: inherit; padding: 0; font: inherit;
    line-height: 1;
  }
  .active-filters .chip button:hover { color: var(--color-text-primary); }
  .active-filters .clear {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
    color: var(--color-text-muted);
    background: none; border: none; cursor: pointer;
  }
  .active-filters .clear:hover { color: var(--cluster-accent); }
  .active-filters:empty { display: none; }

  .no-results {
    grid-column: 1 / -1;
    padding: 64px 20px;
    text-align: center;
    font-family: var(--font-display);
    font-size: 20px;
    color: var(--color-text-muted);
    border: 1px dashed var(--color-rule);
  }
  .no-results .hint {
    font-family: var(--font-body); font-size: 14px;
    color: var(--color-text-secondary); margin-top: 8px;
    display: block;
  }

  /* Methodology strip at bottom */
  .cat-methodology {
    margin: 64px 0 32px;
    padding: 28px 32px;
    background: var(--cluster-accent-soft);
    border: 1px solid var(--color-rule);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 32px;
    align-items: center;
  }
  .cat-methodology p {
    font-family: var(--font-body);
    font-size: 14px; line-height: 1.55;
    color: var(--color-text-secondary);
    margin: 0; max-width: 62ch;
  }
  .cat-methodology p b { color: var(--color-text-primary); }
  .cat-methodology a.btn {
    font-family: var(--font-mono);
    font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase;
    color: var(--cluster-accent);
    text-decoration: none;
    border: 1px solid var(--cluster-accent);
    padding: 12px 18px;
    white-space: nowrap;
    transition: background 150ms, color 150ms;
  }
  .cat-methodology a.btn:hover {
    background: var(--cluster-accent);
    color: var(--cluster-accent-ink);
  }

  @media (max-width: 960px) {
    .cat-lead { grid-template-columns: 1fr; gap: 16px; align-items: start; }
    .cat-lead .search { min-width: 0; }
    .cat-methodology { grid-template-columns: 1fr; gap: 16px; }
  }