* { margin: 0; padding: 0; box-sizing: border-box; }
  :root {
    --ink: #14161a; --soft: #3a3d44; --muted: #6b6f78;
    --rule: #e7e7e4; --bg: #ffffff; --tint: #f6f6f4;
    --accent: #dd3333; --accent-dark: #b81f1f;
  }
  body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg); color: var(--ink);
    font-size: 16px; line-height: 1.55;
    -webkit-font-smoothing: antialiased;
  }
  img, svg { display: block; max-width: 100%; }
  a { color: inherit; text-decoration: none; }
  em { font-style: italic; font-family: Georgia, serif; font-weight: 400; }

  /* HEADER */
  .hdr {
    position: sticky; top: 0; z-index: 1000;
    background: rgba(255,255,255,0.92); backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--rule);
    border-top: 3px solid var(--accent);
  }
  .hdr-in {
    max-width: 1100px; margin: 0 auto; padding: 0 28px;
    height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  }
  .brand { display: flex; align-items: center; gap: 8px; font-weight: 600; font-size: 15px; }
  .mark {
    width: 26px; height: 26px; background: var(--accent); color: #fff;
    border-radius: 4px; display: grid; place-items: center;
    font-weight: 700; font-size: 11px;
  }
  .nav { display: flex; gap: 4px; flex-wrap: wrap; }
  .nav button {
    font-family: inherit; font-size: 13px; color: var(--soft);
    background: none; border: none; cursor: pointer;
    padding: 7px 12px; border-radius: 999px; transition: all .15s;
  }
  .nav button:hover { color: var(--ink); }
  .nav button.on { background: var(--accent); color: #fff; }

  /* Hamburger button — hidden on desktop */
  #burger {
    display: none; background: none; border: none; cursor: pointer;
    width: 42px; height: 42px; padding: 9px; flex-direction: column;
    justify-content: space-between; flex-shrink: 0;
  }
  #burger span {
    display: block; height: 2px; width: 100%; background: var(--ink);
    border-radius: 2px; transition: all .25s;
  }
  body.menu-open #burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  body.menu-open #burger span:nth-child(2) { opacity: 0; }
  body.menu-open #burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* Mobiel menu — apart element, standaard volledig verborgen */
  #mobileMenu {
    display: none;
    position: fixed; inset: 0; z-index: 3000;
    background: #ffffff;
    flex-direction: column;
  }
  body.menu-open #mobileMenu { display: flex; }
  #mobileMenuHead {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 18px; border-bottom: 1px solid var(--rule);
    border-top: 3px solid var(--accent);
    flex-shrink: 0;
  }
  #mobileMenuClose {
    background: none; border: none; cursor: pointer;
    font-size: 32px; line-height: 1; color: var(--ink);
    width: 44px; height: 44px; padding: 0;
  }
  #mobileMenuNav {
    display: flex; flex-direction: column;
    padding: 8px 0; overflow-y: auto; flex: 1;
  }
  #mobileMenuNav button {
    font-family: inherit; font-size: 17px; color: var(--ink);
    background: none; border: none; cursor: pointer; text-align: left;
    padding: 17px 22px; border-bottom: 1px solid var(--rule);
    width: 100%;
  }
  #mobileMenuNav button:last-child {
    border-bottom: none; margin-top: 10px;
    background: var(--accent); color: #fff;
    border-radius: 999px; width: calc(100% - 36px);
    margin-left: 18px; text-align: center; font-weight: 500;
    padding: 15px 22px;
  }
  #mobileMenuNav button.on { color: var(--accent); font-weight: 600; }

  /* GENERIC */
  .wrap { max-width: 1100px; margin: 0 auto; padding: 0 28px; }
  .wrap-narrow { max-width: 760px; margin: 0 auto; padding: 0 28px; }
  .sec { padding: 72px 0; }
  .sec-sm { padding: 40px 0; }
  .tint { background: var(--tint); }
  .dark { background: var(--ink); color: rgba(255,255,255,0.78); }
  .dark h2, .dark h3 { color: #fff; }
  .label {
    display: inline-block; font-size: 12px; font-weight: 500;
    letter-spacing: 0.07em; text-transform: uppercase; color: var(--accent);
    margin-bottom: 14px;
  }
  .dark .label { color: #fff; opacity: 0.9; }
  h1 { font-size: 46px; font-weight: 600; letter-spacing: -0.035em; line-height: 1.04; }
  h2 { font-size: 32px; font-weight: 600; letter-spacing: -0.03em; line-height: 1.1; }
  h3 { font-size: 19px; font-weight: 500; letter-spacing: -0.015em; }
  h4 { font-size: 16px; font-weight: 500; }
  p { color: var(--soft); }
  .lead { font-size: 19px; color: var(--soft); max-width: 56ch; }

  .btn {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 15px; font-weight: 500; padding: 14px 22px;
    border-radius: 999px; cursor: pointer; font-family: inherit;
    border: none; transition: all .2s;
  }
  .btn-dark { background: var(--accent); color: #fff; }
  .btn-dark:hover { background: var(--accent-dark); color: #fff; }
  .btn-line { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
  .btn-line:hover { background: var(--ink); color: var(--bg); }
  .btn-white { background: #fff; color: var(--ink); }

  /* --- v2.24: erkenningen-slider, toast, nieuwsbrief --- */
  .certslider { position: relative; }
  .cslide { display: none; }
  .cslide.on { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; animation: cfade .5s ease; }
  @keyframes cfade { from { opacity: 0; } to { opacity: 1; } }
  .cdots { display: flex; gap: 8px; justify-content: center; margin-top: 18px; }
  .cdots button { width: 9px; height: 9px; border-radius: 50%; border: 0;
    padding: 0; background-clip: content-box; box-sizing: content-box;
    background: var(--rule); cursor: pointer; }
  /* groter tikgebied op touch zonder het bolletje groter te maken */
  .cdots button::before { content: ''; position: absolute; width: 30px; height: 30px;
    margin: -10px 0 0 -10px; }
  .cdots { position: relative; }
  .cdots button { position: relative; }
  .cdots button.on { background: var(--accent); }
  @media (max-width: 760px) { .cslide.on { grid-template-columns: 1fr; gap: 18px; } }
  #toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(20px);
    background: var(--ink); color: #fff; font-size: 14px; padding: 11px 20px; border-radius: 8px;
    opacity: 0; pointer-events: none; transition: all .3s ease; z-index: 9999; max-width: 90vw; text-align: center; }
  #toast.on { opacity: 1; transform: translateX(-50%) translateY(0); }
  .nlband { margin-top: 36px; padding: 26px 28px; background: var(--ink); border-radius: 10px;
    display: flex; gap: 18px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
  .nlband input { flex: 1; min-width: 160px; padding: 11px 14px; border-radius: 7px; border: 0; font: inherit; font-size: 14px; }
  .nlform button { flex: 0 0 auto; }
  .nlform { display: flex; flex-wrap: wrap; gap: 10px; flex: 1; min-width: 200px; }
  .ftr-soc { display: flex; gap: 12px; margin-top: 14px; }
  .ftr-soc a { display: inline-flex; width: 34px; height: 34px; border-radius: 7px;
    border: 1px solid rgba(255,255,255,0.25); align-items: center; justify-content: center; }
  .ftr-soc a:hover { border-color: rgba(255,255,255,0.6); }
  .photo {
    background: var(--tint); border-radius: 8px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 10px; text-align: center; padding: 20px; color: var(--muted);
    position: relative; overflow: hidden; max-width: 100%;
  }
  .photo svg { opacity: 0.5; }
  .photo span { font-size: 12px; max-width: 30ch; line-height: 1.4; }

  .split { display: grid; grid-template-columns: 1fr 1.7fr; gap: 40px; align-items: end; margin-bottom: 44px; }
  .split p { max-width: 48ch; }

  .grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
  .grid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }

  .bignum { font-size: 38px; font-weight: 300; color: var(--accent); line-height: 1; margin-bottom: 10px; }

  .ghost { font-size: 14px; font-weight: 500; color: var(--accent); }

  /* hero */
  .hero { padding: 64px 0 36px; }
  .hero h1 { max-width: 17ch; margin-bottom: 20px; }
  .hero .lead { margin-bottom: 28px; }

  /* page hero */
  .phero { padding: 60px 0 44px; border-bottom: 1px solid var(--rule); }
  .crumb { font-size: 13px; color: var(--muted); margin-bottom: 18px; }
  .phero h1 { font-size: 40px; max-width: 20ch; margin-bottom: 16px; }

  /* stats */
  .stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
    border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 32px 0; }
  .stats .n { font-size: 42px; font-weight: 300; letter-spacing: -0.04em; line-height: 1; }
  .stats .l { font-size: 13px; color: var(--muted); margin-top: 6px; }

  /* logos */
  .logos { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
  .logos span { font-size: 13px; color: var(--muted); padding: 5px 12px;
    border: 1px dashed var(--rule); border-radius: 4px; }

  /* table */
  table { width: 100%; border-collapse: collapse; font-size: 14px; }
  th { text-align: left; padding: 11px 10px; border-bottom: 1px solid var(--rule);
    font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); font-weight: 500; }
  td { padding: 11px 10px; border-bottom: 1px solid var(--rule); color: var(--soft); }
  td:first-child { color: var(--ink); font-weight: 500; }

  /* steps */
  .step { display: grid; grid-template-columns: 70px 1fr; gap: 16px;
    padding: 20px 0; border-top: 1px solid var(--rule); }
  .step:last-child { border-bottom: 1px solid var(--rule); }
  .step .sn { font-size: 26px; font-weight: 300; color: var(--accent); }

  /* timeline */
  .tl { border-left: 1px solid var(--rule); padding-left: 24px; margin-left: 6px; }
  .tl-item { position: relative; padding-bottom: 22px; }
  .tl-item:last-child { padding-bottom: 0; }
  .tl-dot { position: absolute; left: -29px; top: 5px; width: 9px; height: 9px;
    background: var(--ink); border-radius: 50%; }
  .tl-year { font-size: 13px; color: var(--muted); }

  /* case */
  .case { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: start;
    padding: 44px 0; border-bottom: 1px solid var(--rule); }
  .case:last-child { border-bottom: none; }
  .casemeta { font-size: 12px; color: var(--muted); margin: 8px 0 14px; }
  .casestats { display: grid; grid-template-columns: repeat(2,1fr); gap: 1px;
    background: var(--rule); border: 1px solid var(--rule); margin-top: 18px; }
  .casestats > div { background: var(--bg); padding: 14px; }
  .casestats strong { display: block; font-size: 22px; font-weight: 300; letter-spacing: -0.03em; }
  .casestats span { font-size: 11px; color: var(--muted); }

  /* tiles */
  .tiles { display: grid; grid-template-columns: repeat(2,1fr); gap: 1px;
    background: var(--rule); border: 1px solid var(--rule); }
  .tiles > div { background: var(--tint); padding: 30px; }
  .tiles.q4 { grid-template-columns: repeat(4,1fr); }
  .tiles.q4 > div { background: var(--bg); padding: 22px; }

  /* faq */
  .faq { border-top: 1px solid var(--rule); padding: 18px 0; }
  .faq:last-of-type { border-bottom: 1px solid var(--rule); }
  .faq summary { cursor: pointer; font-weight: 500; list-style: none;
    display: flex; justify-content: space-between; gap: 12px; }
  .faq summary::-webkit-details-marker { display: none; }
  .faq summary::after { content: "+"; font-size: 22px; font-weight: 300; color: var(--muted); }
  .faq[open] summary::after { content: "−"; }
  .faq p { margin-top: 10px; font-size: 14px; }

  /* cta */
  .cta { text-align: center; padding: 72px 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
  .cta h2 { max-width: 18ch; margin: 0 auto 14px; }
  .cta p { max-width: 48ch; margin: 0 auto 22px; }

  /* footer */
  .ftr { background: var(--ink); color: rgba(255,255,255,0.65); padding: 48px 0 24px; font-size: 14px; }
  .ftr-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px;
    padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.12); }
  .ftr h5 { color: #fff; font-size: 13px; font-weight: 500; margin-bottom: 12px; }
  .ftr ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
  .ftr ul a { cursor: pointer; transition: color .15s; }
  .ftr ul a:hover { color: #fff; }
  .crumb a { cursor: pointer; }
  .crumb a:hover { text-decoration: underline; }
  .ftr .mark { background: var(--accent); color: #fff; }
  .ftr-base { padding-top: 22px; font-size: 12px; color: rgba(255,255,255,0.4);
    display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 8px 28px; text-align: center; }

  /* offerte form */
  .stepper { display: flex; gap: 8px; margin-bottom: 24px; }
  .stepper > div { flex: 1; display: flex; align-items: center; gap: 8px;
    padding-bottom: 9px; border-bottom: 2px solid var(--rule); font-size: 12px; color: var(--muted); }
  .stepper > div.on { border-color: var(--accent); color: var(--ink); font-weight: 500; }
  .stepnum { width: 22px; height: 22px; border-radius: 50%; background: var(--rule);
    display: grid; place-items: center; font-size: 11px; }
  .stepper > div.on .stepnum { background: var(--accent); color: #fff; }
  .optcard { padding: 18px; border: 1px solid var(--rule); border-radius: 8px;
    background: #fff; position: relative; }
  .optcard.sel { border: 1px solid var(--accent); background: var(--bg); }
  .optcard .chk { position: absolute; top: 12px; right: 14px; width: 20px; height: 20px;
    background: var(--accent); color: #fff; border-radius: 50%; display: grid; place-items: center; font-size: 11px; }
  .field { margin-bottom: 12px; }
  .field label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; }
  .field .inp { height: 42px; border: 1px solid var(--rule); border-radius: 5px; background: var(--bg); }
  .field .inp.ta { height: 90px; }

  /* ============ TABLET ============ */
  @media (max-width: 860px) {
    .split, .grid3, .grid2, .grid4, .stats, .case, .tiles, .tiles.q4, .ftr-grid {
      grid-template-columns: 1fr;
    }
    .stats { grid-template-columns: repeat(2,1fr); }
    h1 { font-size: 34px; }
    h2 { font-size: 26px; }
    .split { gap: 14px; margin-bottom: 32px; }
    .case > div[style*="order:1"], .case > div[style*="order:2"] { order: 0 !important; }
  }

  /* ============ MOBILE (gsm) ============ */
  @media (max-width: 620px) {
    /* Header → hamburger */
    .hdr-in { padding: 0 18px; height: 60px; }
    .brand { font-size: 14px; }
    #burger { display: flex; }
    .nav { display: none !important; }

    /* CMS verbergen op mobile — bewerken doe je op de computer */
    #cmsToggleBtn, #cmsBar, #cmsVersion { display: none !important; }

    /* Spacing & containers */
    .wrap, .wrap-narrow { padding: 0 18px; }
    .sec { padding: 44px 0; }
    .sec-sm { padding: 28px 0; }

    /* Typography */
    h1 { font-size: 28px; }
    h2 { font-size: 23px; }
    h3 { font-size: 17px; }
    .lead { font-size: 16px; }
    .hero { padding: 32px 0 24px; }
    .hero h1 { margin-bottom: 14px; }
    .phero { padding: 32px 0 28px; }
    .phero h1 { font-size: 27px; }

    /* Buttons full-width-ish, easy to tap */
    .btn { padding: 14px 20px; font-size: 15px; }
    .hero div[style*="display:flex"] .btn,
    .hero .btn { width: auto; }

    /* Stats 2-up stays, but tighter */
    .stats { gap: 16px; padding: 24px 0; }
    .stats .n { font-size: 32px; }

    /* Logos wrap nicely */
    .logos { gap: 8px; }
    .logos span { font-size: 12px; }

    /* Steps */
    .step { grid-template-columns: 48px 1fr; gap: 10px; padding: 16px 0; }
    .step .sn { font-size: 22px; }

    /* Tables → horizontal scroll */
    table { font-size: 13px; display: block; overflow-x: auto; white-space: nowrap; }

    /* Offerte form */
    .stepper { gap: 4px; }
    .stepper > div span:not(.stepnum) { display: none; }
    .stepper > div { justify-content: center; padding-bottom: 8px; }
    #offerteCard { padding: 20px !important; }
    .optcard { padding: 14px !important; }

    /* Photo placeholders a touch shorter */
    .photo span { font-size: 11px; }

    /* CTA */
    .cta { padding: 44px 0; }

    /* Footer */
    .ftr { padding: 36px 0 20px; }
    .ftr-grid { gap: 24px; padding-bottom: 24px; }
    .ftr-base { flex-direction: column; gap: 6px; }

    /* CMS bar stacks */
    #cmsBar { padding: 10px 14px; gap: 8px; }
    #cmsBar .cms-hint { min-width: 100%; font-size: 12px; }
    #cmsBar button { flex: 1; }
    #cmsToggleBtn { right: 12px; bottom: 12px; padding: 10px 15px; font-size: 12px; }
    #cmsVersion { right: 12px; bottom: 52px; }
  }