:root {
    --bg: #F4F5F7; --surface: #FFFFFF; --ink: #16202E; --dark: #16202E; --dark-2: #1E2B3C;
    --muted: #5A6675; --muted-light: #AEB9C6; --text-light: #EEF2F6;
    --accent: #B87333; --accent-deep: #8F5824; --accent-soft: #F6EDE3;
    --line: #DCE0E6;
    --font-display: 'Bricolage Grotesque', 'Segoe UI', sans-serif;
    --font-body: 'Schibsted Grotesk', 'Segoe UI', sans-serif;
    --font-mono: 'IBM Plex Mono', 'Consolas', monospace;
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font-body); line-height: 1.62; -webkit-font-smoothing: antialiased; }
  img, svg { max-width: 100%; display: block; }
  a { color: inherit; }
  .container { max-width: 1060px; margin: 0 auto; padding: 0 28px; }

  header.site { background: var(--surface); border-bottom: 1px solid var(--line); }
  .site-nav { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; }
  .brand { font-family: var(--font-display); font-weight: 800; font-size: 1.1rem; text-decoration: none; letter-spacing: -0.02em; }
  .brand .sub { display: block; font-family: var(--font-mono); font-size: 0.63rem; color: var(--accent-deep); letter-spacing: 0.1em; text-transform: uppercase; }
  .nav-links { display: flex; gap: 26px; }
  .nav-links a { color: var(--muted); text-decoration: none; font-size: 0.92rem; font-weight: 500; }
  .nav-links a:hover { color: var(--ink); }
  .nav-cta { background: var(--accent); color: #fff; padding: 10px 19px; border-radius: 4px; font-weight: 600; text-decoration: none; font-size: 0.86rem; }
  .nav-cta:hover { background: var(--accent-deep); }
  @media (max-width: 800px) { .nav-links { display: none; } }

  .hero { background: var(--dark); color: #fff; padding: 68px 0; }
  .eyebrow { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.13em; text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 15px; }
  .hero h1 { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.1rem, 4.6vw, 3.1rem); line-height: 1.06; margin: 0 0 18px; max-width: 19ch; letter-spacing: -0.03em; }
  .hero p.lead { font-size: 1.06rem; color: #BDC8D6; max-width: 46ch; margin: 0 0 28px; }
  .hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
  .btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 25px; border-radius: 4px; font-weight: 600; text-decoration: none; font-size: 0.94rem; font-family: var(--font-body); }
  .btn-primary { background: var(--accent); color: #fff; }
  .btn-primary:hover { background: var(--accent-deep); }
  .btn-ghost { border: 1px solid #35435A; color: #fff; }
  .btn-ghost:hover { border-color: var(--muted-light); }

  section { padding: 58px 0; }
  .section-head { max-width: 56ch; margin-bottom: 30px; }
  .kicker { font-family: var(--font-mono); font-size: 0.71rem; letter-spacing: 0.13em; text-transform: uppercase; color: var(--accent-deep); display: block; margin-bottom: 10px; }
  h2 { font-family: var(--font-display); font-weight: 800; font-size: clamp(1.6rem, 3vw, 2.1rem); margin: 0 0 10px; letter-spacing: -0.03em; text-wrap: balance; }
  .section-head p { color: var(--muted); margin: 0; }

  /* verduurzamingsladder */
  .ladder { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
  @media (max-width: 800px) { .ladder { grid-template-columns: 1fr 1fr; } }
  @media (max-width: 480px) { .ladder { grid-template-columns: 1fr; } }
  .trede { background: var(--surface); border: 1px solid var(--line); padding: 24px 20px; position: relative; }
  .trede + .trede { border-left: none; }
  @media (max-width: 800px) { .trede + .trede { border-left: 1px solid var(--line); } }
  .trede .stap { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 10px; }
  .trede h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.06rem; margin: 0 0 6px; letter-spacing: -0.02em; }
  .trede p { color: var(--muted); font-size: 0.89rem; margin: 0; }
  .trede:last-child { background: var(--accent-soft); border-color: var(--accent); }

  .svc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; }
  .svc { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 22px 20px; }
  .svc svg { width: 24px; height: 24px; color: var(--accent); margin-bottom: 12px; }
  .svc h3 { font-family: var(--font-display); font-weight: 700; font-size: 1rem; margin: 0 0 5px; letter-spacing: -0.02em; }
  .svc p { color: var(--muted); font-size: 0.88rem; margin: 0; }

  .vertrouwen { background: var(--dark); color: var(--text-light); }
  .vertrouwen h2 { color: #fff; }
  .rij { display: flex; gap: 34px; flex-wrap: wrap; margin-top: 22px; }
  .rij .blok .l { font-family: var(--font-mono); font-size: 0.67rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-light); display: block; margin-bottom: 5px; }
  .rij .blok .v { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; color: #fff; }

  .contact-cta { background: var(--surface); border-top: 1px solid var(--line); }
  .cta-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 46px; align-items: start; }
  @media (max-width: 860px) { .cta-grid { grid-template-columns: 1fr; gap: 30px; } }
  .contact-block { margin: 22px 0 0; }
  .contact-block .item { margin-bottom: 16px; }
  .contact-block .l { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 2px; }
  .contact-block .v { font-family: var(--font-display); font-size: 1.18rem; font-weight: 700; text-decoration: none; }

  footer.site { background: var(--dark-2); color: var(--muted-light); padding: 24px 0; font-size: 0.83rem; }

  /* offerteformulier */
  .form-card { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 30px; text-align: left; }
  .form-card h3 { font-family: var(--font-display); font-weight: 800; font-size: 1.16rem; margin: 0 0 6px; letter-spacing: -0.03em; }
  .form-card p.intro { color: var(--muted); font-size: 0.9rem; margin: 0 0 20px; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  @media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
  .field { margin-bottom: 14px; }
  .field label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
  .field input, .field textarea { width: 100%; padding: 11px 13px; border: 1px solid var(--line); border-radius: 4px; font-family: inherit; font-size: 0.95rem; color: var(--ink); background: #fff; }
  .field input:focus, .field textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
  .field textarea { min-height: 100px; resize: vertical; }
  .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
  .form-card button { width: 100%; border: 0; cursor: pointer; justify-content: center; }
  .form-card button[disabled] { opacity: 0.6; cursor: default; }
  .form-card .form-note { font-size: 0.78rem; color: var(--muted); margin: 12px 0 0; }
  .form-msg { margin-top: 14px; padding: 12px 14px; border-radius: 4px; font-size: 0.9rem; display: none; }
  .form-msg.ok { display: block; background: rgba(47,107,79,0.10); color: #2F6B4F; border: 1px solid rgba(47,107,79,0.28); }
  .form-msg.err { display: block; background: rgba(184,115,51,0.12); color: var(--accent-deep); border: 1px solid rgba(184,115,51,0.3); }

  .call-bar { display: none; position: fixed; bottom: 0; left: 0; right: 0; background: var(--accent); color: #fff; text-align: center; padding: 13px; font-weight: 700; text-decoration: none; font-family: var(--font-mono); z-index: 45; }
  @media (max-width: 640px) { .call-bar { display: block; } body { padding-bottom: 48px; } section { padding: 42px 0; } }

/* ---- toegevoegd bij de omzetting naar meerdere pagina's ---- */
.nav-links a.actief { color: var(--ink); font-weight: 600; }
main { display: block; }

.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 28px; padding-bottom: 18px; }
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr; gap: 18px; } }
.footer-grid a { text-decoration: none; }
.footer-grid a:hover { text-decoration: underline; }
.footer-nav { display: flex; flex-direction: column; gap: 6px; }
.footer-onder { margin: 0; padding-top: 16px; border-top: 1px solid rgba(255,255,255,0.14); font-size: 0.78rem; opacity: 0.85; }

.rule { border-top: 1px solid var(--line); }
.faq-lijst { max-width: 46rem; }
.faq-item { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq-item summary { cursor: pointer; padding: 15px 0; font-weight: 600; font-size: 1.02rem; list-style: none; display: flex; justify-content: space-between; gap: 16px; align-items: baseline; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-family: var(--font-mono, monospace); color: var(--accent); flex-shrink: 0; }
.faq-item[open] summary::after { content: "\2013"; }
.faq-item p { margin: 0 0 16px; color: var(--muted); max-width: 62ch; }

/* de mobiele belbalk dekt de knop in de kop al af */
@media (max-width: 640px) {
  .nav-cta { display: none; }
}
/* ---- wegwijzer op de startpagina ---- */
.wegwijzer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 800px) { .wegwijzer-grid { grid-template-columns: 1fr; } }
.wegwijzer-kaart { display: flex; flex-direction: column; gap: 7px; padding: 22px; border: 1px solid var(--line); text-decoration: none; background: var(--surface, #fff); transition: border-color .15s, transform .15s; }
.wegwijzer-kaart:hover { border-color: var(--accent); transform: translateY(-2px); }
.wegwijzer-kaart .ww-titel { font-weight: 700; font-size: 1.12rem; }
.wegwijzer-kaart .ww-kort { color: var(--muted); font-size: 0.92rem; line-height: 1.5; }
.wegwijzer-kaart .ww-pijl { color: var(--accent); font-weight: 700; margin-top: 4px; }
/* de kop van een subpagina is een h1, maar leest als een h2 */
h1.paginakop { font-family: var(--font-display); font-weight: 800; font-size: clamp(1.6rem, 3vw, 2.1rem); margin: 0 0 10px; letter-spacing: -0.03em; text-wrap: balance; }