/* Kennisbank (/kennisbank). Eigen klassen: de Tailwind-build is voorgecompileerd. */
.kb {
  --kb-primary: var(--primary, #1d4ed8);
  --kb-primary-light: var(--primary-light, #eff6ff);
  --kb-border: var(--border, #e2e8f0);
  --kb-text: var(--text-main, #0f172a);
  --kb-muted: var(--text-muted, #64748b);
  --kb-body: var(--text-secondary, #334155);
  --kb-surface: var(--bg-surface, #fff);
  --kb-subtle: var(--bg-subtle, #f1f5f9);
  --kb-radius: var(--radius-lg, 10px);
  max-width: 1200px; margin: 0 auto; padding: 32px 20px 64px; color: var(--kb-body);
}
.kb a { color: var(--kb-primary); text-decoration: none; }
.kb a:hover { text-decoration: underline; }

/* Kop met zoekveld */
.kb-hero { background: var(--kb-surface); border: 1px solid var(--kb-border); border-radius: var(--kb-radius); padding: 36px 32px; margin-bottom: 28px; }
.kb-hero h1 { font-size: 28px; font-weight: 800; color: var(--kb-text); margin: 0 0 6px; letter-spacing: -.01em; }
.kb-hero p { margin: 0 0 18px; color: var(--kb-muted); }
.kb-search { display: flex; gap: 8px; max-width: 640px; }
.kb-search input { flex: 1; min-width: 0; border: 1px solid var(--border-strong, #cbd5e1); border-radius: var(--radius-md, 8px); padding: 11px 14px; font-size: 15px; background: #fff; color: var(--kb-text); }
.kb-search input:focus { outline: 2px solid var(--kb-primary); outline-offset: -1px; }
.kb-search button { background: var(--kb-primary); color: #fff; border: 0; border-radius: var(--radius-md, 8px); padding: 0 20px; font-weight: 600; cursor: pointer; }
.kb-crumbs { font-size: 13px; color: var(--kb-muted); margin-bottom: 14px; }
.kb-crumbs a { color: var(--kb-muted); }

/* Raster en kaarten */
.kb-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.kb-card { display: block; background: var(--kb-surface); border: 1px solid var(--kb-border); border-radius: var(--kb-radius); padding: 20px 22px; color: inherit; transition: border-color .15s, box-shadow .15s; }
.kb a.kb-card:hover { text-decoration: none; border-color: var(--kb-primary); box-shadow: var(--shadow-md, 0 8px 24px rgba(15,23,42,.07)); }
.kb-card h2, .kb-card h3 { font-size: 16px; font-weight: 700; color: var(--kb-text); margin: 0 0 6px; }
.kb-card p { margin: 0; font-size: 14px; color: var(--kb-muted); line-height: 1.5; }
.kb-card .kb-count { display: inline-block; margin-top: 12px; font-size: 12px; font-weight: 600; color: var(--kb-primary); }
.kb-section-title { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--kb-muted); margin: 32px 0 12px; }
.kb-list { background: var(--kb-surface); border: 1px solid var(--kb-border); border-radius: var(--kb-radius); list-style: none; margin: 0; padding: 0; }
.kb-list li + li { border-top: 1px solid var(--kb-border); }
.kb-list a { display: block; padding: 14px 20px; color: var(--kb-text); font-weight: 600; }
.kb-list a:hover { background: var(--kb-primary-light); text-decoration: none; }
.kb-list small { display: block; font-weight: 400; color: var(--kb-muted); font-size: 13px; margin-top: 2px; }
.kb-empty { background: var(--kb-surface); border: 1px dashed var(--kb-border); border-radius: var(--kb-radius); padding: 28px; text-align: center; color: var(--kb-muted); }

/* Artikelpagina: navigatie | artikel | inhoudsopgave */
.kb-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 28px; align-items: start; }
.kb-layout.has-toc { grid-template-columns: 240px minmax(0, 1fr) 220px; }
.kb-nav, .kb-toc { position: sticky; top: 96px; font-size: 14px; }
.kb-nav h4, .kb-toc h4 { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--kb-muted); margin: 0 0 8px; }
.kb-nav ul, .kb-toc ul { list-style: none; margin: 0 0 18px; padding: 0; }
.kb-nav a, .kb-toc a { display: block; padding: 6px 10px; border-radius: var(--radius-sm, 6px); color: var(--kb-body); }
.kb-nav a:hover, .kb-toc a:hover { background: var(--kb-subtle); text-decoration: none; }
.kb-nav a.is-active { background: var(--kb-primary-light); color: var(--kb-primary); font-weight: 600; }
.kb-toc a { border-left: 2px solid var(--kb-border); border-radius: 0; padding: 4px 12px; }

.kb-article { background: var(--kb-surface); border: 1px solid var(--kb-border); border-radius: var(--kb-radius); padding: 36px 40px; }
.kb-article > header h1 { font-size: 28px; line-height: 1.25; font-weight: 800; color: var(--kb-text); margin: 4px 0 8px; letter-spacing: -.01em; }
.kb-article > header .kb-lead { font-size: 16px; color: var(--kb-muted); margin: 0 0 8px; }
.kb-article > header .kb-meta { font-size: 12px; color: var(--kb-muted); }
.kb-article > header .kb-cat { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; }

.kb-body { margin-top: 24px; font-size: 15px; line-height: 1.7; color: var(--kb-body); }
.kb-body h2 { font-size: 20px; font-weight: 700; color: var(--kb-text); margin: 34px 0 10px; padding-top: 6px; scroll-margin-top: 100px; }
.kb-body h3 { font-size: 16px; font-weight: 700; color: var(--kb-text); margin: 24px 0 8px; }
.kb-body p { margin: 0 0 14px; }
.kb-body ul, .kb-body ol { margin: 0 0 16px; padding-left: 22px; }
.kb-body ul { list-style: disc; }
.kb-body ol { list-style: decimal; }
.kb-body li { margin: 4px 0; }
.kb-body li > p { margin: 0; }
.kb-body strong { color: var(--kb-text); }
.kb-body code { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .88em; background: var(--kb-subtle); border: 1px solid var(--kb-border); border-radius: 4px; padding: 1px 5px; word-break: break-word; }
.kb-body pre { background: #0f172a; color: #e2e8f0; border-radius: var(--radius-md, 8px); padding: 14px 16px; overflow-x: auto; margin: 0 0 16px; font-size: 13px; line-height: 1.55; }
.kb-body pre code { background: none; border: 0; padding: 0; color: inherit; font-size: inherit; }
.kb-body blockquote { margin: 0 0 16px; padding: 12px 16px; border-left: 4px solid var(--kb-primary); background: var(--kb-primary-light); border-radius: 0 var(--radius-md, 8px) var(--radius-md, 8px) 0; }
.kb-body blockquote p:last-child { margin-bottom: 0; }
.kb-body img { display: block; max-width: 100%; height: auto; margin: 8px 0 20px; border: 1px solid var(--kb-border); border-radius: var(--radius-md, 8px); box-shadow: var(--shadow-sm, 0 2px 8px rgba(15,23,42,.05)); }
.kb-body table { width: 100%; border-collapse: collapse; margin: 0 0 18px; font-size: 14px; display: block; overflow-x: auto; }
.kb-body th, .kb-body td { border: 1px solid var(--kb-border); padding: 8px 10px; text-align: left; vertical-align: top; }
.kb-body th { background: var(--kb-subtle); color: var(--kb-text); font-weight: 600; }
.kb-body hr { border: 0; border-top: 1px solid var(--kb-border); margin: 28px 0; }

.kb-help { margin-top: 28px; background: var(--kb-subtle); border-radius: var(--kb-radius); padding: 18px 22px; font-size: 14px; }
.kb-help strong { color: var(--kb-text); }

@media (max-width: 1100px) {
  .kb-layout.has-toc { grid-template-columns: 220px minmax(0, 1fr); }
  .kb-toc { display: none; }
}
@media (max-width: 800px) {
  .kb { padding: 20px 14px 48px; }
  .kb-layout, .kb-layout.has-toc { grid-template-columns: 1fr; }
  .kb-nav { position: static; order: 2; }
  .kb-article { padding: 22px 18px; }
  .kb-hero { padding: 24px 18px; }
  .kb-search { flex-direction: column; }
  .kb-search button { padding: 11px; }
}

/* TLD-sheet (/kennisbank/extensies) */
.kb-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.kb-chips a { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border: 1px solid var(--kb-border); border-radius: 999px; font-size: 13px; color: var(--kb-body); background: var(--kb-surface); }
.kb-chips a:hover { border-color: var(--kb-primary); text-decoration: none; }
.kb-chips a.is-active { background: var(--kb-primary); border-color: var(--kb-primary); color: #fff; }
.kb-chips span { font-size: 11px; opacity: .7; }
.kb-tld-table { background: var(--kb-surface); border: 1px solid var(--kb-border); border-radius: var(--kb-radius); overflow-x: auto; }
.kb-tld-table table { width: 100%; border-collapse: collapse; font-size: 13px; }
.kb-tld-table th, .kb-tld-table td { padding: 9px 12px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--kb-border); }
.kb-tld-table th { background: var(--kb-subtle); color: var(--kb-text); font-weight: 600; white-space: nowrap; }
.kb-tld-table tr:last-child td { border-bottom: 0; }
.kb-tld-table td:first-child { white-space: nowrap; }
.kb-tld-table td:last-child { color: var(--kb-muted); min-width: 160px; }
.kb-pages { margin-top: 16px; }
.kb-note { margin-top: 16px; font-size: 13px; color: var(--kb-muted); }
.kb-body table th[scope], .kb-body table tr > th:first-child { width: 38%; }

/* Veelgestelde vragen per extensie (TLD-sheet) */
.kb-faq { border-top: 1px solid var(--kb-border); margin: 0 0 18px; }
.kb-faq details { border-bottom: 1px solid var(--kb-border); }
.kb-faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 14px 4px; font-weight: 700; color: var(--kb-text); }
.kb-faq summary::-webkit-details-marker { display: none; }
.kb-faq summary::after { content: "+"; flex: none; width: 24px; height: 24px; display: grid; place-items: center; font-size: 18px; line-height: 1; color: var(--kb-primary); border: 1px solid var(--kb-border); border-radius: var(--radius-sm, 6px); }
.kb-faq details[open] > summary::after { content: "\2212"; background: var(--kb-primary); border-color: var(--kb-primary); color: #fff; }
.kb-faq summary:hover { color: var(--kb-primary); }
.kb-faq summary:focus-visible { outline: 2px solid var(--kb-primary); outline-offset: 2px; }
.kb-faq-answer { padding: 0 4px 16px; border-left: 3px solid var(--kb-primary); padding-left: 16px; margin: 0 0 14px 4px; }
.kb-faq-answer p { margin: 0 0 8px; }
.kb-faq-links { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 14px; font-weight: 600; }

/* Afbeeldingen vergroten (lightbox) */
.kb-body img.kb-zoomable { cursor: zoom-in; transition: border-color .15s, box-shadow .15s; }
.kb-body img.kb-zoomable:hover { border-color: var(--kb-primary); box-shadow: var(--shadow-md, 0 8px 24px rgba(15,23,42,.1)); }
.kb-body img.kb-zoomable:focus-visible { outline: 2px solid var(--kb-primary); outline-offset: 3px; }
html.kb-lightbox-open { overflow: hidden; }
.kb-lightbox { box-sizing: border-box; position: fixed; inset: 0; width: 100%; height: 100%; max-width: none; max-height: none; margin: 0; padding: 56px 72px; border: 0; background: transparent; overflow: hidden; }
.kb-lightbox[open] { display: flex; align-items: center; justify-content: center; animation: kb-lb-in .18s ease-out; }
.kb-lightbox::backdrop { background: rgba(10, 12, 16, .88); }
.kb-lightbox figure { margin: 0; min-width: 0; min-height: 0; width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; }
.kb-lightbox img { max-width: 100%; max-height: calc(100vh - 150px); width: auto; height: auto; background: #fff; border-radius: var(--radius-md, 8px); box-shadow: 0 20px 60px rgba(0,0,0,.45); cursor: zoom-out; }
.kb-lightbox figcaption { display: flex; gap: 16px; align-items: baseline; color: #e5e7eb; font-size: 14px; text-align: center; max-width: 900px; }
.kb-lightbox-count { color: #9ca3af; font-size: 13px; white-space: nowrap; }
.kb-lightbox button { position: absolute; display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius-sm, 6px); background: rgba(255,255,255,.08); color: #fff; font-size: 28px; line-height: 1; cursor: pointer; transition: background .15s, border-color .15s; }
.kb-lightbox button:hover, .kb-lightbox button:focus-visible { background: var(--kb-primary, var(--primary, #1d4ed8)); border-color: var(--kb-primary, var(--primary, #1d4ed8)); outline: none; }
.kb-lightbox-close { top: 16px; right: 16px; }
.kb-lightbox-prev { left: 16px; top: 50%; transform: translateY(-50%); }
.kb-lightbox-next { right: 16px; top: 50%; transform: translateY(-50%); }
@keyframes kb-lb-in { from { opacity: 0; transform: scale(.98); } to { opacity: 1; transform: none; } }
@media (max-width: 640px) {
  .kb-lightbox { padding: 64px 8px 24px; }
  .kb-lightbox-prev, .kb-lightbox-next { top: auto; bottom: 16px; transform: none; }
  .kb-lightbox img { max-height: calc(100vh - 170px); }
}
@media (prefers-reduced-motion: reduce) { .kb-lightbox[open] { animation: none; } }