:root {
  --primary: hsl(16, 82%, 54%);
  --primary-h: hsl(16, 82%, 48%);
  --primary-light: hsl(16, 85%, 96%);
  --primary-border: hsl(16, 60%, 84%);
  --bg: hsl(30, 20%, 97%);
  --fg: hsl(20, 12%, 13%);
  --muted: hsl(20, 10%, 48%);
  --border: hsl(20, 18%, 89%);
  --card: #ffffff;
  --lavender: hsl(280, 28%, 96%);
  --dark: hsl(20, 8%, 10%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Top bar ── */
.kb-topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.5rem;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
}
.kb-back {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.8125rem; font-weight: 500; color: var(--muted);
  text-decoration: none; padding: 0.4rem 0.9rem; border-radius: 9999px;
  border: 1px solid var(--border); background: var(--card);
  transition: color 0.2s, border-color 0.2s, transform 0.15s;
}
.kb-back:hover { color: var(--primary); border-color: var(--primary-border); }
.kb-back:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.kb-back:active { transform: scale(0.97); }
.kb-wordmark {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.25rem; font-weight: 600; color: var(--fg); text-decoration: none;
  letter-spacing: -0.02em;
}
.kb-wordmark:hover { color: var(--primary); }
.kb-wordmark:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* ── Artikel ── */
.kb-article { max-width: 720px; margin: 0 auto; padding: 3.5rem 1.5rem 5rem; }
.kb-breadcrumb { font-size: 0.8125rem; color: var(--muted); margin-bottom: 1.5rem; }
.kb-breadcrumb a { color: var(--muted); text-decoration: none; }
.kb-breadcrumb a:hover { color: var(--primary); }
.kb-breadcrumb span[aria-hidden] { margin: 0 0.4rem; opacity: 0.5; }
.kb-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 5vw, 2.9rem);
  font-weight: 600; line-height: 1.15; letter-spacing: -0.03em;
  margin: 0 0 1.25rem;
}
.kb-title em { font-style: italic; color: var(--primary); }
.kb-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1rem;
  font-size: 0.8125rem; color: var(--muted);
  padding-bottom: 1.75rem; margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.kb-meta-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--muted); opacity: 0.6; }
.kb-lead {
  font-size: 1.1875rem; line-height: 1.75; color: var(--fg);
  background: var(--card); border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: 0 14px 14px 0;
  padding: 1.375rem 1.625rem; margin-bottom: 2.25rem;
}
.kb-article h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.4rem, 3.2vw, 1.75rem);
  font-weight: 600; letter-spacing: -0.02em; line-height: 1.3;
  margin: 2.75rem 0 1rem;
}
.kb-article h3 {
  font-size: 1.0625rem; font-weight: 600; margin: 2rem 0 0.625rem;
}
.kb-article p { font-size: 1rem; line-height: 1.8; color: hsl(20, 10%, 28%); margin-bottom: 1.125rem; }
.kb-article p strong { color: var(--fg); }
.kb-article a { color: var(--primary); text-decoration: underline; text-decoration-color: var(--primary-border); text-underline-offset: 3px; transition: text-decoration-color 0.2s; }
.kb-article a:hover { text-decoration-color: var(--primary); }
.kb-article a:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 3px; }
.kb-article ul { margin: 0 0 1.125rem 1.25rem; }
.kb-article ul li { line-height: 1.8; color: hsl(20, 10%, 28%); margin-bottom: 0.375rem; }

/* ── FAQ (zelfde patroon als dienstenpagina's) ── */
.faq-list { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.875rem; }
.faq-item { background: var(--card); border: 1px solid var(--border); border-radius: 14px; }
.faq-item[open] { border-color: var(--primary-border); }
.faq-item summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.125rem 1.375rem; font-weight: 600; font-size: 0.9375rem; color: var(--fg); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--primary); }
.faq-item summary:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 14px; }
.faq-chevron { flex-shrink: 0; color: var(--muted); transition: transform 0.25s ease; }
.faq-item[open] .faq-chevron { transform: rotate(180deg); color: var(--primary); }
.faq-answer { padding: 0 1.375rem 1.25rem; }
.faq-answer p { margin: 0; color: var(--muted); font-size: 0.9375rem; line-height: 1.7; }

/* ── CTA-kaart ── */
.kb-cta {
  margin-top: 3rem;
  background: linear-gradient(135deg, var(--card) 0%, var(--primary-light) 130%);
  border: 1px solid var(--primary-border);
  border-radius: 18px;
  padding: 2rem 1.75rem;
  box-shadow: 0 10px 34px hsla(16, 82%, 40%, 0.07), 0 2px 8px hsla(16, 82%, 40%, 0.04);
}
.kb-cta h2 { margin-top: 0 !important; }
.kb-cta p { margin-bottom: 1.375rem; }
.kb-cta-buttons { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.kb-btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.7rem 1.35rem; border-radius: 9999px;
  font-size: 0.875rem; font-weight: 600; text-decoration: none !important;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}
.kb-btn-primary { background: var(--primary); color: #fff !important; box-shadow: 0 2px 10px hsla(16, 82%, 40%, 0.28); }
.kb-btn-primary:hover { background: var(--primary-h); }
.kb-btn-primary:active { transform: scale(0.97); }
.kb-btn-primary:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.kb-btn-secondary { background: var(--card); color: var(--fg) !important; border: 1px solid var(--border); }
.kb-btn-secondary:hover { border-color: var(--primary-border); color: var(--primary) !important; }
.kb-btn-secondary:active { transform: scale(0.97); }
.kb-btn-secondary:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* ── Verder lezen ── */
.kb-related { max-width: 720px; margin: 0 auto; padding: 0 1.5rem 6rem; }
.kb-related h2 { font-family: 'Playfair Display', Georgia, serif; font-size: 1.4rem; font-weight: 600; margin-bottom: 1.25rem; letter-spacing: -0.02em; }
.kb-related-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.kb-card {
  display: block; background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.375rem 1.5rem; text-decoration: none; color: var(--fg);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.kb-card:hover { border-color: var(--primary-border); transform: translateY(-2px); box-shadow: 0 12px 30px hsla(20, 30%, 20%, 0.07); }
.kb-card:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.kb-card:active { transform: translateY(0); }
.kb-card-label { font-size: 0.6875rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--primary); margin-bottom: 0.5rem; }
.kb-card-title { font-family: 'Playfair Display', Georgia, serif; font-size: 1.0625rem; font-weight: 600; line-height: 1.35; margin-bottom: 0.5rem; letter-spacing: -0.01em; }
.kb-card-desc { font-size: 0.84375rem; line-height: 1.65; color: var(--muted); }
.kb-card-arrow { display: inline-flex; align-items: center; gap: 0.35rem; margin-top: 0.875rem; font-size: 0.8125rem; font-weight: 600; color: var(--primary); }

/* ── Floating nav (identiek aan de rest van de site) ── */
.floating-nav {
  position: fixed; bottom: 1.5rem; left: 50%; transform: translateX(-50%); z-index: 100;
  display: flex; align-items: center; gap: 0.2rem;
  background: rgba(255,255,255,.93);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(0,0,0,.07); border-radius: 9999px;
  padding: 0.45rem 0.6rem;
  box-shadow: 0 4px 28px rgba(0,0,0,.08), 0 1px 4px rgba(0,0,0,.04);
}
.nav-link {
  padding: 0.42rem 0.9rem; border-radius: 9999px;
  font-size: 0.8125rem; font-weight: 500; color: hsl(20, 10%, 44%);
  text-decoration: none; transition: background 0.2s, color 0.2s; white-space: nowrap;
}
.nav-link:hover { background: hsl(30, 20%, 94%); color: var(--fg); }
.nav-link:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.nav-cta {
  padding: 0.42rem 1.1rem; border-radius: 9999px;
  font-size: 0.8125rem; font-weight: 600; background: var(--primary); color: #fff;
  text-decoration: none; transition: background 0.2s, transform 0.15s;
  box-shadow: 0 2px 8px rgba(220,90,20,.22);
}
.nav-cta:hover { background: var(--primary-h); }
.nav-cta:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.nav-cta:active { transform: scale(0.97); }
@media (max-width: 640px) { .mob-hide { display: none; } }

/* ── Kennisbank index ── */
.kb-hero { max-width: 760px; margin: 0 auto; padding: 4.5rem 1.5rem 2.5rem; text-align: center; }
.kb-hero-label {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--primary); margin-bottom: 1.125rem;
}
.kb-hero-label-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); }
.kb-hero .kb-title { margin-bottom: 1rem; }
.kb-hero-sub { font-size: 1.0625rem; line-height: 1.75; color: var(--muted); max-width: 560px; margin: 0 auto; }
.kb-index-grid { max-width: 980px; margin: 0 auto; padding: 1.5rem 1.5rem 7rem; display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }