:root{
  --ink:#241a10;
  --ink-soft:#5c4f3f;
  --paper:#ffffff;
  --warm:#fbf6ee;
  --rust:#8c2e0c;
  --orange:#c75b10;
  --amber:#ef9f00;
  --gold:#f6bb2e;
  --line:rgba(36,26,16,.14);
  --line-amber:rgba(239,159,0,.45);
  --grad:linear-gradient(100deg,var(--rust) 0%,var(--orange) 35%,var(--amber) 70%,var(--gold) 100%);
  --radius:10px;
  --maxw:1120px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{font-family:"IBM Plex Sans",system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
::selection{background:var(--gold);color:var(--ink)}
h1,h2,h3{font-family:"Archivo",sans-serif;line-height:1.12;letter-spacing:.01em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.tekstlink{color:var(--orange);font-weight:600;text-decoration:none;border-bottom:1px solid var(--line-amber)}
.tekstlink:hover{color:var(--rust);border-color:var(--orange)}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand img{height:44px;width:auto}
.nav-links{display:flex;align-items:center;gap:26px;list-style:none}
.nav-links a{text-decoration:none;font-size:.95rem;font-weight:500;color:var(--ink-soft);padding:4px 0;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}
.nav-links a:hover{color:var(--ink);border-color:var(--amber)}
.nav-links a[aria-current="page"]{color:var(--ink);border-color:var(--orange)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:"Archivo",sans-serif;font-weight:700;font-size:.95rem;letter-spacing:.03em;text-decoration:none;border-radius:999px;padding:12px 24px;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(199,91,16,.35)}
.btn-ghost{border:1.5px solid var(--ink);color:var(--ink)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange)}
.nav .btn{padding:10px 20px}
.menu-toggle{display:none;background:none;border:1.5px solid var(--line);border-radius:8px;padding:8px 12px;font-family:"IBM Plex Mono",monospace;font-size:.85rem;cursor:pointer;color:var(--ink)}

/* ---------- groep-label ---------- */
.groep{display:flex;align-items:center;gap:14px;font-family:"IBM Plex Mono",monospace;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);margin-bottom:18px}
.groep::before{content:"";width:34px;height:18px;flex:none;border:1.5px solid var(--orange);border-radius:4px;background:linear-gradient(to right,var(--orange) 0 45%,transparent 45%);background-clip:padding-box}
.groep::after{content:"";flex:1;height:1px;background:var(--line);max-width:120px}

.draad{display:block;width:100%;height:34px;color:var(--line-amber)}

/* ---------- hero (home) ---------- */
.hero{padding:72px 0 64px;background:var(--paper);position:relative;overflow:hidden}
.hero .wrap{display:grid;gap:36px;justify-items:center;text-align:center}
.hero-logo{width:min(340px,60%)}
.hero h1{font-size:clamp(1.5rem,3.4vw,2.3rem);font-weight:700;max-width:760px}
.hero p.sub{max-width:620px;color:var(--ink-soft);font-size:1.06rem}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.hero-feiten{display:flex;flex-wrap:wrap;justify-content:center;margin-top:10px;font-family:"IBM Plex Mono",monospace;font-size:.82rem;color:var(--ink-soft)}
.hero-feiten span{padding:0 18px;border-right:1px solid var(--line)}
.hero-feiten span:last-child{border-right:0}

/* ---------- page hero (subpagina's) ---------- */
.page-hero{padding:56px 0 52px;border-bottom:1px solid var(--line);background:linear-gradient(160deg,rgba(140,46,12,.05),rgba(246,187,46,.10)),var(--paper)}
.kruimel{font-family:"IBM Plex Mono",monospace;font-size:.78rem;letter-spacing:.06em;color:var(--ink-soft);margin-bottom:22px}
.kruimel ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.kruimel li:not(:last-child)::after{content:"›";margin-left:6px;color:var(--amber)}
.kruimel a{text-decoration:none;color:var(--ink-soft)}
.kruimel a:hover{color:var(--orange)}
.page-hero h1{font-size:clamp(1.9rem,4.2vw,3rem);font-weight:800;text-transform:uppercase;letter-spacing:.02em;max-width:820px;margin-bottom:16px}
.page-hero p.sub{max-width:660px;color:var(--ink-soft);font-size:1.08rem}
.page-hero .hero-cta{justify-content:flex-start;margin-top:28px}

/* ---------- sections ---------- */
section{padding:84px 0}
.bg-warm{background:var(--warm)}
.sec-kop{font-size:clamp(1.7rem,3vw,2.3rem);font-weight:800;text-transform:uppercase;letter-spacing:.02em;margin-bottom:14px}
.sec-intro{max-width:640px;color:var(--ink-soft);margin-bottom:44px}
.sec-meer{margin-top:32px}
.prose{max-width:720px}
.prose p{margin-bottom:16px}
.prose h2{font-size:1.35rem;margin:34px 0 10px}
.prose ul{margin:0 0 16px 20px}
.prose li{margin-bottom:6px}

/* diensten */
.diensten-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.dienst{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;position:relative;transition:transform .2s,box-shadow .2s,border-color .2s;text-decoration:none;color:inherit;display:block}
.dienst:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(36,26,16,.08);border-color:var(--line-amber)}
.dienst svg{width:34px;height:34px;stroke:var(--orange);margin-bottom:16px}
.dienst h3{font-size:1.08rem;font-weight:700;margin-bottom:8px}
.dienst p{font-size:.95rem;color:var(--ink-soft)}
.bg-warm .dienst{background:var(--paper)}

/* dienst-detail (diensten.html) */
.dienst-detail{display:grid;grid-template-columns:64px 1fr;gap:26px;padding:40px 0;border-top:1px solid var(--line)}
.dienst-detail:first-of-type{border-top:0;padding-top:0}
.dienst-detail .icoon{width:64px;height:64px;border-radius:14px;border:1.5px solid var(--line-amber);display:flex;align-items:center;justify-content:center;background:var(--warm)}
.dienst-detail .icoon svg{width:32px;height:32px;stroke:var(--orange)}
.dienst-detail h2{font-size:1.45rem;margin-bottom:10px}
.dienst-detail p{margin-bottom:12px;max-width:720px}
.dienst-detail ul{margin:4px 0 14px 20px;max-width:720px}
.dienst-detail li{margin-bottom:5px}
.dienst-detail .signaal{font-family:"IBM Plex Mono",monospace;font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:var(--orange);margin:18px 0 6px}

/* over mij */
.over-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.over-foto{aspect-ratio:4/5;border-radius:var(--radius);overflow:hidden;position:relative;background:var(--warm);border:1px solid var(--line)}
.over-foto img{width:100%;height:100%;object-fit:cover;object-position:50% 35%}
.over-tekst p{margin-bottom:16px}
.over-tekst .naam{font-family:"Archivo",sans-serif;font-weight:700}

/* vakbekwaamheid (donker) */
.bg-donker{background:linear-gradient(rgba(239,159,0,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(239,159,0,.05) 1px,transparent 1px),#221a12;background-size:34px 34px,34px 34px,auto;color:#f6efe3}
.bg-donker .groep{color:var(--gold)}
.bg-donker .groep::before{border-color:var(--gold);background:linear-gradient(to right,var(--gold) 0 45%,transparent 45%)}
.bg-donker .groep::after{background:rgba(246,187,46,.25)}
.bg-donker .sec-intro{color:rgba(246,239,227,.7)}
.cert-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:36px}
.cert{border:1px solid rgba(246,187,46,.3);border-radius:var(--radius);padding:22px 24px;display:flex;flex-direction:column;gap:14px;align-items:flex-start;background:rgba(255,255,255,.02)}
.cert .code{font-family:"IBM Plex Mono",monospace;font-size:.78rem;letter-spacing:.08em;color:var(--gold);border:1px solid rgba(246,187,46,.45);border-radius:6px;padding:4px 10px;white-space:nowrap;margin-top:2px}
.cert h3{font-size:1rem;font-weight:700;margin-bottom:4px;color:#fff}
.cert p{font-size:.92rem;color:rgba(246,239,227,.7)}
.register-badge{border-radius:var(--radius);padding:28px 30px;background:linear-gradient(100deg,rgba(140,46,12,.5),rgba(239,159,0,.22));border:1px solid rgba(246,187,46,.5);display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.register-badge svg{width:44px;height:44px;flex:none;stroke:var(--gold)}
.register-badge h3{color:#fff;font-size:1.1rem;margin-bottom:4px}
.register-badge p{color:rgba(246,239,227,.78);font-size:.95rem;max-width:640px}

/* projecten */
.werk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.werk{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper);transition:transform .2s,box-shadow .2s}
.werk:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(36,26,16,.08)}
.werk-beeld{aspect-ratio:4/3;position:relative;overflow:hidden;background:var(--ink);border-bottom:1px solid var(--line)}
.werk-beeld img{width:100%;height:100%;object-fit:cover}
.werk-beeld.duo{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:100%;gap:2px}
.werk-beeld.duo figure{position:relative;margin:0;overflow:hidden}
.werk-beeld.duo figure img{position:absolute;inset:0}
.werk-beeld .label{position:absolute;left:8px;top:8px;font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:#fff;background:rgba(36,26,16,.72);padding:3px 8px;border-radius:4px}
.werk-beeld .label.na{background:var(--orange)}
.werk-body{padding:20px 22px}
.werk .tag{font-family:"IBM Plex Mono",monospace;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--orange)}
.werk h3{font-size:1.02rem;font-weight:700;margin:6px 0 6px}
.werk p{font-size:.92rem;color:var(--ink-soft)}

/* werkgebied */
.stad-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.stad{display:block;text-decoration:none;color:inherit;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 20px;transition:transform .2s,box-shadow .2s,border-color .2s}
.stad:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(36,26,16,.08);border-color:var(--line-amber)}
.stad .pin{font-family:"IBM Plex Mono",monospace;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--orange)}
.stad h3{font-size:1.1rem;margin:6px 0 6px}
.stad p{font-size:.9rem;color:var(--ink-soft)}
.stad .pijl{display:inline-block;margin-top:10px;font-weight:600;color:var(--orange);font-size:.9rem}

/* usp's */
.usp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.usp{border-top:3px solid var(--amber);padding-top:18px}
.usp h3{font-size:1.05rem;margin-bottom:6px}
.usp p{font-size:.95rem;color:var(--ink-soft)}

/* faq */
.faq{max-width:780px}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{cursor:pointer;font-family:"Archivo",sans-serif;font-weight:700;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--orange);font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:10px;color:var(--ink-soft)}

/* cta-band */
.cta-band{background:var(--grad);color:#fff;padding:56px 0}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:800;text-transform:uppercase;letter-spacing:.02em;margin-bottom:6px}
.cta-band p{opacity:.92;max-width:560px}
.cta-band .knoppen{display:flex;gap:12px;flex-wrap:wrap}
.cta-band .btn-licht{background:#fff;color:var(--rust)}
.cta-band .btn-rand{background:var(--ink);color:#fff}
.cta-band .btn-rand:hover{background:#000}

/* contact */
.contact-grid{display:grid;grid-template-columns:6fr 5fr;gap:56px;align-items:start}
.contact-acties{display:flex;flex-direction:column;gap:14px;margin-top:26px;max-width:380px}
.contact-acties .btn{justify-content:center}
.gegevens{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:30px 32px}
.gegevens h3{font-size:1.05rem;font-weight:700;margin-bottom:18px}
.gegevens dl{display:grid;grid-template-columns:auto 1fr;gap:10px 22px;font-size:.95rem}
.gegevens dt{font-family:"IBM Plex Mono",monospace;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--orange);padding-top:3px;white-space:nowrap}
.gegevens dd a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line-amber)}
.gegevens dd a:hover{color:var(--orange)}

/* footer */
footer{background:#221a12;color:rgba(246,239,227,.72);padding:56px 0 30px;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px}
footer h4{font-family:"IBM Plex Mono",monospace;font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);margin-bottom:12px;font-weight:500}
footer ul{list-style:none}
footer li{margin-bottom:6px}
footer a{color:rgba(246,239,227,.88);text-decoration:none}
footer a:hover{color:var(--gold)}
.footer-onder{border-top:1px solid rgba(246,187,46,.2);padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.zichtbaar{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .btn:hover,.dienst:hover,.werk:hover,.stad:hover{transform:none}
}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px;border-radius:4px}

/* responsive */
@media (max-width:980px){
  .nav-links{gap:18px}
  .stad-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:920px){
  .diensten-grid,.werk-grid,.usp-grid{grid-template-columns:repeat(2,1fr)}
  .over-grid,.contact-grid{grid-template-columns:1fr;gap:36px}
  .cert-grid{grid-template-columns:1fr}
  .over-foto{max-width:420px}
}
@media (max-width:820px){
  .nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);flex-direction:column;gap:0;padding:10px 24px 18px}
  .nav-links.open{display:flex}
  .nav-links li{width:100%}
  .nav-links a{display:block;padding:12px 0;font-size:1.05rem}
  .menu-toggle{display:block}
  .nav .btn-primary{display:none}
}
@media (max-width:680px){
  section{padding:64px 0}
  .wrap{padding:0 16px}
  .diensten-grid,.werk-grid,.usp-grid,.stad-grid,.footer-grid{grid-template-columns:1fr}
  .hero{padding:48px 0}
  .page-hero{padding:40px 0}
  .hero-feiten span{border:0;padding:4px 10px}
  .dienst-detail{grid-template-columns:1fr;gap:14px}
  .gegevens{padding:24px 20px}
}

/* specialist + InstallQ (home) */
.specialist{background:var(--paper)}
.specialist-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.eyebrow{font-family:"IBM Plex Mono",monospace;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);margin-bottom:10px}
.specialist-intro{color:var(--ink-soft);max-width:600px;margin-bottom:20px}
.vinklijst{list-style:none;display:grid;gap:10px}
.vinklijst li{position:relative;padding-left:30px}
.vinklijst li::before{content:"";position:absolute;left:0;top:.35em;width:18px;height:18px;border-radius:50%;background:var(--grad)}
.vinklijst li::after{content:"";position:absolute;left:6px;top:calc(.35em + 4px);width:5px;height:9px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.installq{border-radius:var(--radius);padding:34px 32px;color:#f6efe3;
  background:linear-gradient(rgba(239,159,0,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(239,159,0,.06) 1px,transparent 1px),linear-gradient(140deg,#2a1d12,#3b200e);
  background-size:30px 30px,30px 30px,auto;border:1px solid rgba(246,187,46,.45);box-shadow:0 18px 40px rgba(36,26,16,.18)}
.installq svg{width:48px;height:48px;stroke:var(--gold);margin-bottom:16px}
.installq .eyebrow{color:var(--gold)}
.installq h3{font-size:1.5rem;color:#fff;margin-bottom:10px}
.installq p{color:rgba(246,239,227,.8);font-size:.96rem;margin-bottom:18px}
.tekstlink.licht{color:var(--gold);border-color:rgba(246,187,46,.5)}
.tekstlink.licht:hover{color:#fff}
@media (max-width:920px){.specialist-grid{grid-template-columns:1fr;gap:32px}}
@media (max-width:680px){.installq{padding:26px 22px}}