:root {
  --mv-bg-primary: #ffffff;
  --mv-bg-secondary: #f8fafc;
  --mv-surface: #ffffff;
  --mv-surface-soft: #f3f6f8;
  --mv-text-primary: #1e293b;
  --mv-text-secondary: #64748b;
  --mv-text-muted: #94a3b8;
  --mv-border: #e2e8f0;
  --mv-border-strong: #cbd5e1;
  --mv-accent-primary: #0ea5e9;
  --mv-accent-primary-dark: #0369a1;
  --mv-atelier: #0ea5e9;
  --mv-studio: #14b8a6;
  --mv-werkplaats: #b7791f;
  --mv-beslismodel: #7c3aed;
  --mv-radius-sm: 6px;
  --mv-radius-control: 10px;
  --mv-radius-panel: 14px;
  --mv-shadow-panel: 0 1px 3px rgba(15, 23, 42, .06), 0 12px 28px rgba(15, 23, 42, .05);
  --mv-space-xs: 4px;
  --mv-space-sm: 8px;
  --mv-space-md: 16px;
  --mv-space-lg: 24px;
  --mv-space-xl: 32px;
  --mv-shell: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--mv-bg-primary);
  color: var(--mv-text-primary);
  font-family: "DM Sans", "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }

.shell {
  width: min(calc(100% - 40px), var(--mv-shell));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 72px;
  padding: 0 max(20px, calc((100vw - var(--mv-shell)) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: rgba(255,255,255,.92);
  border-bottom: 1px solid rgba(226,232,240,.9);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 750;
  font-size: 1.08rem;
  letter-spacing: -.02em;
  text-decoration: none;
}
.brand-mark {
  width: 26px;
  height: 26px;
  border: 1px solid var(--mv-text-primary);
  border-radius: 50%;
  position: relative;
  overflow: hidden;
}
.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  left: -5px;
  right: -5px;
  border-top: 1px solid var(--mv-text-primary);
  border-radius: 50%;
}
.brand-mark::before { top: 9px; transform: rotate(-9deg); }
.brand-mark::after { top: 15px; transform: rotate(8deg); }

.site-nav { display: flex; align-items: center; gap: 24px; }
.site-nav a {
  color: var(--mv-text-secondary);
  font-size: .94rem;
  text-decoration: none;
  transition: color 150ms ease;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] { color: var(--mv-text-primary); }

.hero {
  padding: 104px 0 72px;
  position: relative;
}
.hero h1,
.article-hero h1,
.product-hero h1 {
  max-width: 900px;
  margin: 8px 0 24px;
  font-size: clamp(3rem, 7vw, 6.6rem);
  line-height: .98;
  letter-spacing: -.055em;
  font-weight: 650;
}
.hero-copy {
  max-width: 760px;
  margin: 0;
  color: var(--mv-text-secondary);
  font-size: clamp(1.15rem, 2vw, 1.42rem);
  line-height: 1.55;
}
.eyebrow {
  margin: 0 0 10px;
  color: var(--mv-text-secondary);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: var(--mv-radius-control);
  border: 1px solid var(--mv-border);
  font-weight: 650;
  text-decoration: none;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}
.button:hover { transform: translateY(-1px); border-color: var(--mv-border-strong); }
.button-primary { background: var(--mv-text-primary); border-color: var(--mv-text-primary); color: white; }
.button-quiet { background: white; }

.hero-board {
  height: 320px;
  margin-top: 64px;
  border: 1px solid var(--mv-border);
  border-radius: 24px;
  background:
    linear-gradient(rgba(226,232,240,.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(226,232,240,.5) 1px, transparent 1px),
    #fbfdfe;
  background-size: 40px 40px;
  overflow: hidden;
  position: relative;
}
.contour,
.water-line,
.measure-line {
  position: absolute;
  display: block;
  border: 2px solid rgba(30,41,59,.18);
  border-radius: 50%;
}
.contour-a { width: 600px; height: 210px; left: -80px; top: 88px; transform: rotate(-5deg); }
.contour-b { width: 760px; height: 270px; left: 150px; top: 18px; transform: rotate(6deg); }
.contour-c { width: 400px; height: 170px; right: -60px; bottom: -20px; transform: rotate(-8deg); }
.water-line {
  width: 70%;
  height: 56px;
  left: 14%;
  top: 46%;
  border-color: rgba(14,165,233,.7);
  border-width: 2px 0 0 0;
  border-radius: 50% 50% 0 0;
  transform: rotate(-3deg);
}
.measure-line {
  width: 170px;
  height: 0;
  left: 52%;
  top: 58%;
  border-color: rgba(124,58,237,.65);
  border-width: 2px 0 0 0;
  border-radius: 0;
  transform: rotate(-17deg);
}
.measure-line::after {
  content: "";
  position: absolute;
  right: -3px;
  top: -4px;
  width: 8px;
  height: 8px;
  background: rgba(124,58,237,.85);
  border-radius: 50%;
}
.board-label {
  position: absolute;
  left: 24px;
  bottom: 22px;
  padding: 8px 11px;
  background: rgba(255,255,255,.88);
  border: 1px solid var(--mv-border);
  border-radius: 8px;
  color: var(--mv-text-secondary);
  font-size: .8rem;
  letter-spacing: .04em;
}

.section { padding: 96px 0; }
.section-heading { max-width: 760px; margin-bottom: 36px; }
.section-heading h2,
.statement h2,
.about h2,
.article-body h2,
.product-body h2 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -.04em;
  font-weight: 650;
}
.section-heading > p:last-child { color: var(--mv-text-secondary); font-size: 1.08rem; }
.split-heading { max-width: none; display: grid; grid-template-columns: 1.3fr .7fr; gap: 64px; align-items: end; }

.product-grid,
.article-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.product-card,
.article-card {
  min-height: 300px;
  padding: 28px;
  border: 1px solid var(--mv-border);
  border-radius: var(--mv-radius-panel);
  background: var(--mv-surface);
  box-shadow: var(--mv-shadow-panel);
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}
.product-card:hover,
.article-card:hover { transform: translateY(-3px); border-color: var(--mv-border-strong); box-shadow: 0 4px 8px rgba(15,23,42,.05), 0 18px 38px rgba(15,23,42,.08); }
.product-card { position: relative; overflow: hidden; }
.product-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--product-accent, var(--mv-accent-primary)); }
.product-atelier { --product-accent: var(--mv-atelier); }
.product-studio { --product-accent: var(--mv-studio); }
.product-werkplaats { --product-accent: var(--mv-werkplaats); }
.product-beslismodel { --product-accent: var(--mv-beslismodel); }
.product-index { color: var(--mv-text-muted); font-size: .78rem; font-variant-numeric: tabular-nums; }
.product-family { margin: 40px 0 5px; font-weight: 700; color: var(--product-accent); }
.product-card h3,
.article-card h3 { margin: 0 0 12px; font-size: 1.65rem; line-height: 1.18; letter-spacing: -.03em; }
.product-card p:not(.product-family), .article-card p { color: var(--mv-text-secondary); }
.text-link { display: inline-flex; gap: 8px; align-items: center; margin-top: 16px; font-weight: 700; text-decoration: none; }
.text-link span { transition: transform 150ms ease; }
.text-link:hover span { transform: translateX(3px); }

.statement { background: var(--mv-text-primary); color: white; padding: 108px 0; }
.statement-inner { max-width: 950px; }
.statement .eyebrow { color: #cbd5e1; }
.statement blockquote {
  margin: 0 0 32px;
  font-size: clamp(2.1rem, 5vw, 4.7rem);
  line-height: 1.05;
  letter-spacing: -.045em;
}
.statement p:last-child { max-width: 720px; color: #cbd5e1; font-size: 1.12rem; }

.whiteboard-teaser {
  padding-bottom: 112px;
  background:
    linear-gradient(rgba(100,116,139,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(100,116,139,.08) 1px, transparent 1px),
    #f6f5f1;
  background-size: 32px 32px;
}
.article-card { min-height: 250px; display: flex; flex-direction: column; }
.article-card .article-tag {
  align-self: flex-start;
  margin-bottom: 56px;
  padding: 5px 9px;
  border: 1px solid var(--mv-border);
  border-radius: 999px;
  color: var(--mv-text-secondary);
  font-size: .76rem;
}
.article-card p { margin-top: auto; }

.about { border-top: 1px solid var(--mv-border); }
.about-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; }
.prose-intro { max-width: 680px; color: var(--mv-text-secondary); font-size: 1.12rem; }
.prose-intro p:first-child { margin-top: 0; }

.site-footer { border-top: 1px solid var(--mv-border); padding: 28px 0; color: var(--mv-text-secondary); }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; font-size: .9rem; }

/* Product pages */
.product-hero,
.article-hero { padding: 88px 0 64px; border-bottom: 1px solid var(--mv-border); }
.product-hero h1,
.article-hero h1 { font-size: clamp(2.8rem, 6vw, 5.8rem); }
.hero-kicker { max-width: 760px; color: var(--mv-text-secondary); font-size: 1.25rem; }
.page-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.meta-chip { border: 1px solid var(--mv-border); border-radius: 999px; padding: 6px 10px; color: var(--mv-text-secondary); font-size: .78rem; }
.product-body,
.article-body { padding: 72px 0 112px; }
.content-grid { display: grid; grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr); gap: 72px; }
.sticky-label { position: sticky; top: 104px; align-self: start; }
.prose { max-width: 760px; font-size: 1.08rem; }
.prose > :first-child { margin-top: 0; }
.prose p { color: #475569; }
.prose h2 { margin-top: 64px; }
.prose h3 { margin-top: 36px; font-size: 1.35rem; letter-spacing: -.02em; }
.prose ul { color: #475569; padding-left: 1.2rem; }
.prose li + li { margin-top: 8px; }
.callout {
  margin: 36px 0;
  padding: 22px 24px;
  border-left: 3px solid var(--mv-accent-primary);
  background: var(--mv-bg-secondary);
  border-radius: 0 var(--mv-radius-panel) var(--mv-radius-panel) 0;
}
.callout strong { display: block; margin-bottom: 6px; }
.flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin: 36px 0;
}
.flow span { padding: 14px 10px; text-align: center; border: 1px solid var(--mv-border); border-radius: 10px; font-size: .86rem; position: relative; }
.flow span:not(:last-child)::after { content: "→"; position: absolute; right: -10px; color: var(--mv-text-muted); }

/* Whiteboard */
.whiteboard-index .article-card { min-height: 320px; }
.whiteboard-mark {
  width: min(560px, 100%);
  aspect-ratio: 16 / 8;
  margin-top: 52px;
  border: 1px solid var(--mv-border);
  border-radius: 18px;
  position: relative;
  overflow: hidden;
  background: #fcfcfb;
}
.whiteboard-mark::before,
.whiteboard-mark::after { content: ""; position: absolute; border-top: 2px solid #cbd5e1; width: 74%; left: 13%; border-radius: 50%; }
.whiteboard-mark::before { top: 40%; transform: rotate(-7deg); }
.whiteboard-mark::after { top: 62%; transform: rotate(5deg); }
.whiteboard-mark span { position: absolute; left: 18%; top: 26%; width: 35%; border-top: 3px solid var(--mv-text-primary); transform: rotate(3deg); }

.article-intro { max-width: 780px; font-size: 1.3rem; color: #475569; }
.article-rule { width: 80px; height: 2px; background: var(--mv-text-primary); margin: 30px 0; }

@media (max-width: 850px) {
  .site-header { min-height: 64px; }
  .site-nav { gap: 14px; }
  .site-nav a:first-child { display: none; }
  .hero { padding-top: 76px; }
  .hero-board { height: 240px; }
  .product-grid, .article-grid, .split-heading, .about-grid, .content-grid { grid-template-columns: 1fr; }
  .split-heading, .about-grid, .content-grid { gap: 28px; }
  .sticky-label { position: static; }
  .flow { grid-template-columns: 1fr; }
  .flow span:not(:last-child)::after { content: "↓"; right: auto; left: 50%; bottom: -18px; top: auto; }
}

@media (max-width: 560px) {
  .shell { width: min(calc(100% - 28px), var(--mv-shell)); }
  .site-nav a { font-size: .88rem; }
  .hero h1 { font-size: 3.25rem; }
  .hero-board { margin-top: 44px; }
  .section { padding: 72px 0; }
  .product-card, .article-card { min-height: auto; }
  .article-card .article-tag { margin-bottom: 36px; }
  .footer-inner { flex-direction: column; gap: 4px; }
}
.site-text-preview-banner {
  position: sticky;
  top: 0;
  z-index: 999;
  padding: 10px 20px;
  text-align: center;
  font-weight: 750;
  font-size: .9rem;
  color: #173f35;
  background: #e8f2ec;
  border-bottom: 1px solid #c6ddd0;
}

/* Herstelde, consistente 4-delige navigatie óók op mobiele schermen. */
@media (max-width: 850px) {
  .site-header { flex-wrap: wrap; align-content: center; padding-block: 9px; gap: 5px 12px; }
  .site-nav { flex-wrap: wrap; gap: 6px 16px; }
  .site-nav a:first-child { display: inline; }
  .site-nav a { font-size: .82rem; white-space: nowrap; }
}

/* Merkassets: een centraal SVG, zonder kopie of kleurwijziging in deze site. */
.site-header a.brand .mv-central-logo { display: none; height: 48px; width: auto; max-width: min(218px, 39vw); object-fit: contain; }
.site-header a.brand.mv-brand-ready .mv-central-logo { display: block; }
.site-header a.brand.mv-brand-ready .brand-mark,
.site-header a.brand.mv-brand-ready > span { display: none; }
.site-footer .mv-footer-brand .mv-central-logo { display: none; height: 38px; width: auto; max-width: 170px; object-fit: contain; }
.site-footer .mv-footer-brand.mv-brand-ready .mv-central-logo { display: block; }
.site-footer .mv-footer-brand.mv-brand-ready { font-size: 0; }
@media (max-width: 560px) { .site-header a.brand .mv-central-logo { height: 40px; max-width: min(160px, 39vw); } }


/*
 * Logo-groottes zijn weergaveregels, nooit aparte lokale kopieën.
 * Gebruik data-mv-logo-size="small|large" en data-mv-logo-tone="light|dark"
 * voor volgende website-onderdelen; witte SVG's komen uit centraal Beheer.
 */
/* Bestaand semantisch tone-contract blijft ook na verwijderen van het dubbele logo. */
[data-mv-logo-tone="dark"][data-mv-logo-reversed="false"] .mv-central-logo { filter: brightness(0) invert(1); }

/* Productfamiliebeeldmerken: de SVG-geometrie is uitsluitend in Beheer opgeslagen.
   Rustig herhalen bij de vier homepagekaarten en productintroducties. */
.mv-family-title-line { display:flex; align-items:center; gap:14px; min-width:0; max-width:100%; margin:3px 0 7px; }
.mv-family-title-line h3 { min-width:0; margin:0; }
.mv-family-hex { display:none; width:58px; height:58px; flex:0 0 58px; align-items:center; justify-content:center; }
.mv-family-hex.is-ready { display:inline-flex; }
.mv-family-hex-image { display:block; width:100%; height:100%; object-fit:contain; }
.mv-family-hero-line { display:flex; align-items:center; gap:19px; max-width:100%; margin:16px 0 14px; }
.mv-family-hero-line .product-label { margin:0; }
.mv-family-hero-line .mv-family-hex {
  width:88px; height:88px; flex-basis:88px; padding:9px;
  background:rgba(255,255,255,.96); border:1px solid rgba(255,255,255,.75);
  border-radius:18px;
  box-shadow:0 6px 20px rgba(0,0,0,.12);
}
.mv-family-hero-line:not(:has(.mv-family-hex.is-ready)) { margin:0; }
@media (max-width:560px) {
  .mv-family-title-line { gap:11px; }
  .mv-family-title-line .mv-family-hex { width:48px; height:48px; flex-basis:48px; }
  .mv-family-hero-line { gap:12px; margin:10px 0; }
  .mv-family-hero-line .mv-family-hex { width:64px; height:64px; flex-basis:64px; padding:6px; border-radius:12px; }
}