@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:600;font-display:swap;src:url("fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:700;font-display:swap;src:url("fonts/ibm-plex-sans-latin-700-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2")}

:root{
  --ink:#12130F;
  --paper:#F6F6F3;
  --white:#FFFFFF;
  --muted:#4A525C;
  --rule:#D9DBD6;
  --accent:#3F6F5A;
  --accent-dark:#2E5545;
  --sage:#5B9279;
  --on-dark:#D3D6DA;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:var(--ink)}
a:hover{color:var(--muted)}
:focus-visible{outline:3px solid var(--sage);outline-offset:3px}

.wrap{max-width:1120px;margin:0 auto;padding-left:max(24px, env(safe-area-inset-left, 0px));padding-right:max(24px, env(safe-area-inset-right, 0px))}
.label{margin:0;font-family:var(--mono);font-size:14px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border:0;border-radius:10px;background:var(--accent);color:var(--white);font:inherit;font-weight:600;text-decoration:none;cursor:pointer}
.btn:hover{background:var(--accent-dark);color:var(--white)}
.btn-lg{min-height:54px;padding:0 28px}

/* Header */
.site-header{border-bottom:1px solid var(--rule)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}
.logo img{height:46px;width:auto}
.main-nav{display:flex;gap:28px;margin-left:auto}
.main-nav a{font-weight:600;text-decoration:none;color:var(--ink);padding:6px 0;border-bottom:2px solid transparent}
.main-nav a:hover{color:var(--accent)}
.main-nav a[aria-current="page"]{border-bottom-color:var(--sage)}
.header-cta{margin-left:12px}
.skip{position:absolute;left:-10000px;top:8px;background:var(--ink);color:var(--white);padding:10px 14px;border-radius:8px;z-index:10}
.skip:focus{left:16px;color:var(--white)}

/* Hero */
.hero .wrap{padding-top:112px;padding-bottom:120px}
.hero h1{margin:18px 0 24px;font-size:clamp(44px,7.5vw,84px);line-height:1.02;letter-spacing:-.03em;font-weight:700}
.hero .lead{margin:0 0 36px;max-width:34em;font-size:21px;color:#333A42}
.hero .lead strong{color:var(--ink);font-weight:600}
.assurances{margin:18px 0 0;font-family:var(--mono);font-size:14px;color:var(--muted)}

/* Sections */
.section{padding:88px 0}
.section h2{margin:12px 0 40px;font-size:clamp(30px,4vw,40px);line-height:1.12;letter-spacing:-.02em;font-weight:700}
.alt{background:var(--white);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}

/* Probleem */
.problem{padding:64px 0}
.problem-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);grid-template-areas:"intro pains" "turn pains";grid-template-rows:auto 1fr;column-gap:64px;align-items:start}
.problem-intro{grid-area:intro}
.pains{grid-area:pains}
.turn{grid-area:turn}
.problem h2{margin:12px 0 0;text-wrap:balance}
.tech{margin:16px 0 0;color:#333A42}
.tech a{color:var(--ink)}
.tech a:hover{color:var(--accent)}
.pains{margin:0;padding:0;list-style:none;border-top:1px solid var(--rule)}
.pains li{padding:16px 0;border-bottom:1px solid var(--rule)}
.pains h3{margin:0 0 2px;font-size:19px;line-height:1.3;font-weight:600}
.pains p{margin:0;color:#333A42}
.turn{margin:24px 0 0;font-size:20px;line-height:1.4;font-weight:600;text-wrap:balance}
.turn strong{color:var(--accent);font-weight:700}

.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;margin:0;padding:0;list-style:none}
.step h3{margin:0 0 6px;font-size:19px;font-weight:600}
.step p{margin:0;color:#333A42}
.step{border-top:3px solid var(--ink);padding-top:18px}
.step:last-child{border-top-color:var(--sage)}
.step-nr{display:block;margin-bottom:10px;font-family:var(--mono);font-size:14px;color:var(--muted)}

/* Twee kolommen: vragen en over */
.faq,.about{padding:64px 0}
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);column-gap:64px;align-items:start}
.faq h2,.about h2{margin:12px 0 16px;text-wrap:balance}

/* Vragen */
.faq-list{border-top:1px solid var(--rule)}
.faq-list details{border-bottom:1px solid var(--rule)}
.faq-list summary{position:relative;padding:16px 36px 16px 0;font-size:19px;line-height:1.3;font-weight:600;cursor:pointer;list-style:none}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";position:absolute;right:4px;top:13px;font-family:var(--mono);font-size:22px;font-weight:400;color:var(--accent)}
.faq-list details[open] summary::after{content:"\2212"}
.faq-list details p{margin:0 0 18px;color:#333A42;max-width:40em}

/* Over */
.about-text{margin:0;font-size:19px;color:#333A42}
.about-link{margin:16px 0 0;font-weight:600}
.about-link a{color:var(--accent)}
.checks{margin:0;padding:0;list-style:none;border-top:1px solid var(--rule)}
.checks li{position:relative;padding:16px 0 16px 34px;border-bottom:1px solid var(--rule)}
.checks li::before{content:"";position:absolute;left:2px;top:22px;width:14px;height:8px;border-left:3px solid var(--accent);border-bottom:3px solid var(--accent);transform:rotate(-45deg)}
.checks h3{margin:0 0 2px;font-size:19px;line-height:1.3;font-weight:600}
.checks p{margin:0;color:#333A42}

/* Contact */
.contact{background:var(--ink);color:var(--paper)}
.contact .wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:start}
.contact h2{color:var(--white);margin-bottom:16px}
.contact .lead{margin:0;font-size:19px;color:var(--on-dark);max-width:24em}
form{background:var(--white);color:var(--ink);border-radius:14px;padding:28px;display:grid;gap:16px}
.field{display:grid;gap:6px}
.field label{font-size:15px;font-weight:600}
.field input,.field textarea{width:100%;min-height:46px;padding:10px 12px;border:1px solid #8F958E;border-radius:8px;background:var(--white);color:var(--ink);font:inherit}
.field textarea{min-height:120px;resize:vertical}
.hp{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
.note{margin:0;font-size:14px;color:var(--muted)}
.opt{font-weight:400;color:var(--muted)}
.reply{margin:4px 0 0;font-size:15px;font-weight:600;color:var(--accent-dark)}
.field textarea::placeholder{color:#7A8079}

/* Footer */
.site-footer{border-top:1px solid var(--rule);font-size:15px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);gap:40px;padding-top:48px;padding-bottom:32px}
.footer-brand .logo img{height:30px}
.footer-brand p{margin:14px 0 0;max-width:26em}
.site-footer h2{margin:0 0 10px;font-family:var(--mono);font-size:13px;font-weight:400;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.site-footer ul{margin:0;padding:0;list-style:none}
.site-footer li{margin:0 0 6px}
.site-footer a{color:var(--ink);text-decoration:none}
.site-footer a:hover{color:var(--accent);text-decoration:underline}
.footer-bottom{padding-top:16px;padding-bottom:32px;border-top:1px solid var(--rule);font-size:14px}

/* Overzichtspagina's */
.page-hero{border-bottom:1px solid var(--rule)}
.page-hero .wrap{padding-top:72px;padding-bottom:56px}
.page-hero h1{margin:14px 0 16px;font-size:clamp(36px,5.5vw,56px);line-height:1.05;letter-spacing:-.025em;text-wrap:balance}
.page-hero .lead{margin:0;max-width:36em;font-size:20px;color:#333A42}
.listing{padding:56px 0 88px}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{display:flex;flex-direction:column;gap:8px;padding:24px;background:var(--white);border:1px solid var(--rule);border-radius:14px;text-decoration:none;color:var(--ink)}
.card:hover{border-color:var(--sage);color:var(--ink)}
.card h3{margin:0;font-size:20px;line-height:1.3;font-weight:600;text-wrap:balance}
.card p{margin:0;color:#333A42}
.card .card-label{font-family:var(--mono);font-size:13px;color:var(--muted)}
.card-more{margin-top:auto;padding-top:8px;font-weight:600;color:var(--accent)}
.empty{margin:0;color:var(--muted)}

/* Kennisbank: groepen op de overzichtspagina */
.kb-groep{margin:0 0 64px}
.kb-groep:last-child{margin-bottom:0}
.kb-groep h2{margin:0 0 6px;font-size:28px;line-height:1.2;letter-spacing:-.01em}
.kb-intro{margin:0 0 24px;max-width:40em;color:#333A42}

/* Artikel */
.narrow{max-width:760px}
.article-head .wrap{padding-top:64px;padding-bottom:32px}
.crumb a{color:var(--muted);text-decoration:none}
.crumb a:hover{color:var(--accent)}
.badge{display:inline-block;margin-left:10px;padding:2px 8px;border:1px solid var(--sage);border-radius:6px;color:var(--accent-dark);font-size:12px}
.article h1{margin:14px 0 16px;font-size:clamp(34px,5vw,50px);line-height:1.08;letter-spacing:-.025em;text-wrap:balance}
.article-lead{margin:0 0 16px;font-size:21px;line-height:1.5;color:#333A42}
.meta{margin:0;font-family:var(--mono);font-size:14px;color:var(--muted)}
.meta a{color:var(--muted)}
.meta a:hover{color:var(--accent)}
.example-note{margin:0 0 32px;padding:14px 16px;border-left:3px solid var(--sage);background:var(--white);font-size:15px;color:#333A42}
.prose{padding-bottom:72px;font-size:18px;line-height:1.65}
.prose h2{margin:40px 0 10px;font-size:26px;line-height:1.2;letter-spacing:-.01em}
.prose h3{margin:28px 0 8px;font-size:20px}
.prose p,.prose ul,.prose ol{margin:0 0 18px;color:#2A3038}
.prose li{margin:0 0 6px}
.prose a{color:var(--accent);font-weight:600}
.prose strong{color:var(--ink)}
.prose table{display:block;max-width:100%;overflow-x:auto;margin:0 0 24px;border-collapse:collapse;font-size:16px;line-height:1.45}
.prose th,.prose td{padding:10px 14px 10px 0;border-bottom:1px solid var(--rule);text-align:left;vertical-align:top;min-width:150px}
.prose th{font-weight:600;color:var(--ink);border-bottom-color:var(--ink)}
.prose td{color:#2A3038}
.author{margin:0 0 72px;padding:20px 0 0;border-top:1px solid var(--rule)}
.author p{margin:0}
.author-label{font-family:var(--mono);font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.author-name{margin-top:4px!important;font-size:19px;font-weight:600}
.author-name a{color:var(--ink);text-decoration:none}
.author-name a:hover{color:var(--accent);text-decoration:underline}
.author-bio{margin-top:4px!important;max-width:36em;color:#333A42}
.prose:has(+ .author){padding-bottom:32px}
.cta-band{background:var(--ink);color:var(--paper)}
.cta-band .wrap{padding-top:64px;padding-bottom:64px}
.cta-band h2{margin:0 0 12px;font-size:clamp(28px,4vw,36px);line-height:1.15;color:var(--white)}
.cta-band p{margin:0 0 28px;font-size:18px;color:var(--on-dark);max-width:34em}
.cta-band .assurances{margin:18px 0 0;font-size:14px;color:var(--on-dark)}
.more{padding:64px 0 80px}
.more h2{margin:0 0 28px;font-size:28px}
.more .cards{grid-template-columns:repeat(2,minmax(0,1fr))}

/* Simple pages */
.page{padding:72px 0 96px}
.page .wrap{max-width:720px}
.page h1{margin:0 0 24px;font-size:clamp(32px,5vw,44px);line-height:1.1;letter-spacing:-.02em}
.page h2{margin:36px 0 8px;font-size:21px}
.page p,.page li{color:#333A42}
.prep{margin:0 0 16px;padding-left:22px}
.prep li{margin:4px 0}

@media (max-width:900px){
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .footer-brand{grid-column:1 / -1}
  .contact .wrap{grid-template-columns:1fr;gap:40px}
  .hero .wrap{padding-top:64px;padding-bottom:72px}
  .problem-grid{grid-template-columns:minmax(0,1fr);grid-template-areas:"intro" "pains" "turn";grid-template-rows:auto;row-gap:28px}
  .turn{margin-top:0}
  .split{grid-template-columns:minmax(0,1fr);row-gap:28px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  .site-header .wrap{flex-wrap:wrap;row-gap:0;min-height:0;padding-top:14px}
  .main-nav{order:3;width:100%;margin-left:0;gap:24px;padding:10px 0 4px;overflow-x:auto}
  .header-cta{margin-left:auto}
}
@media (max-width:560px){
  .cards,.more .cards{grid-template-columns:1fr}
  .prose{font-size:17px}
  body{font-size:16px}
  .grid-4{grid-template-columns:1fr}
  .problem,.faq,.about{padding:56px 0}
  .turn{font-size:19px}
  .section{padding:64px 0}
  .site-header .btn{padding:0 16px}
  .logo img{height:32px}
}