/* ============================================================
   Amstelland Ingenieurs — design system "Technisch-Premium"
   Eén stylesheet voor de hele site. Geen frameworks, geen
   externe resources, geen build-stap.
   ============================================================ */

/* ── 0. Fonts (zelf-gehost, latin-subset) ──────────────────── */
@font-face {
  font-family: "IBM Plex Sans"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../assets/fonts/ibm-plex-sans-400.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Sans"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("../assets/fonts/ibm-plex-sans-500.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Sans"; font-style: normal; font-weight: 600; font-display: swap;
  src: url("../assets/fonts/ibm-plex-sans-600.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Sans"; font-style: normal; font-weight: 700; font-display: swap;
  src: url("../assets/fonts/ibm-plex-sans-700.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../assets/fonts/ibm-plex-mono-400.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("../assets/fonts/ibm-plex-mono-500.woff2") format("woff2");
}
@font-face {
  font-family: "Montserrat"; font-style: normal; font-weight: 600; font-display: swap;
  src: url("../assets/fonts/montserrat-600.woff2") format("woff2");
}
@font-face {
  font-family: "Montserrat"; font-style: normal; font-weight: 700; font-display: swap;
  src: url("../assets/fonts/montserrat-700.woff2") format("woff2");
}
@font-face {
  font-family: "Montserrat"; font-style: normal; font-weight: 800; font-display: swap;
  src: url("../assets/fonts/montserrat-800.woff2") format("woff2");
}

/* Vloeiende cross-fade tussen pagina's (progressive enhancement) */
@view-transition { navigation: auto; }
@media (prefers-reduced-motion: no-preference) {
  ::view-transition-old(root) { animation-duration: .18s; }
  ::view-transition-new(root) { animation-duration: .26s; }
}

/* ── 1. Custom properties ──────────────────────────────────── */
:root {
  /* Basis: donkerblauw / antraciet */
  --c-navy-900: #0A1A2B;
  --c-navy-800: #102A45;
  --c-navy-700: #16395D;
  --c-anthracite: #232A31;

  /* Tekst */
  --c-ink: #14222F;
  --c-slate: #46586B;
  --c-paper: #FFFFFF;
  --c-steel: #A9BACB;

  /* Achtergronden */
  --c-bg: #FFFFFF;
  --c-bg-alt: #F4F6F8;
  --c-line: #D8DEE5;

  /* Accent: merkrood (brandbook: primary #E4032D, accent #FF1053) */
  --c-accent: #E4032D;
  --c-accent-bright: #FF1053;
  --c-accent-soft: #FF5C77;   /* tekstaccent op donkere vlakken (AA) */
  --c-accent-text: #C50227;   /* tekstaccent op lichte vlakken (AA) */

  /* Status & focus */
  --c-success: #1B7A45;
  --c-success-bg: #E3F4EC;
  --c-error: #B42318;
  --c-error-bg: #FBE9EC;
  --c-focus: #C50227;

  /* Typografie (brandbook: Montserrat voor koppen) */
  --font-sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-head: "Montserrat", "IBM Plex Sans", -apple-system, BlinkMacSystemFont,
               "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", "Cascadia Mono",
               Menlo, Consolas, monospace;

  /* Beweging */
  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --ease-spring: cubic-bezier(.34, 1.4, .44, 1);

  --fs-display: clamp(2.5rem, 1.6rem + 3.4vw, 3.75rem);
  --fs-h1:      clamp(2.125rem, 1.3rem + 3.6vw, 3.5rem);
  --fs-h2:      clamp(1.625rem, 1.15rem + 2.1vw, 2.5rem);
  --fs-h3:      clamp(1.25rem, 1.05rem + 0.9vw, 1.625rem);
  --fs-h4:      clamp(1.0625rem, 1rem + 0.35vw, 1.1875rem);
  --fs-body:    clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --fs-small:   0.875rem;
  --fs-label:   0.8125rem;
  --fs-metric:  clamp(2.5rem, 1.8rem + 3vw, 4rem);

  /* Spacing (8px-grid) */
  --sp-1: 0.5rem;  --sp-2: 1rem;   --sp-3: 1.5rem; --sp-4: 2rem;
  --sp-5: 3rem;    --sp-6: 4rem;   --sp-7: 6rem;   --sp-8: 8rem;

  --container: 75rem;
  --container-wide: 75rem; /* gelijk aan --container: header, content en footer delen één lijn */
  --container-narrow: 45rem;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section-y: clamp(3rem, 2.25rem + 4vw, 5.5rem);
  --radius: 4px;
  --radius-btn: 6px; /* brandbook */
}

/* ── 2. Reset & basis ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

/* Ankerdoelen vrijhouden van de sticky header (4.5rem hoog, 4rem op mobiel) */
[id] { scroll-margin-top: 5.5rem; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--c-ink);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg, video { max-width: 100%; height: auto; display: block; }

p, ul, ol, figure, blockquote { margin: 0 0 var(--sp-2); }
:is(p, ul, ol, figure, blockquote):last-child { margin-bottom: 0; }

a { color: var(--c-accent-text); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--c-ink); }

hr { border: 0; border-top: 1px solid var(--c-line); margin: var(--sp-4) 0; }

address { font-style: normal; }

:focus-visible { outline: 2px solid var(--c-focus); outline-offset: 3px; }

::selection { background: var(--c-navy-900); color: var(--c-paper); }

/* ── 3. Typografie ─────────────────────────────────────────── */
h1, h2, h3, h4 { margin: 0 0 var(--sp-2); font-family: var(--font-head); text-wrap: balance; }

h1, .display { font-size: var(--fs-h1); font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; max-width: 16em; }
.display     { font-size: var(--fs-display); font-family: var(--font-head); letter-spacing: -0.025em; }
h2           { font-size: var(--fs-h2); font-weight: 700; line-height: 1.18; letter-spacing: -0.015em; max-width: 16em; }
h3           { font-size: var(--fs-h3); font-weight: 700; line-height: 1.3;  letter-spacing: -0.008em; }
h4           { font-size: var(--fs-h4); font-weight: 600; line-height: 1.4;  letter-spacing: 0; }

/* Technische annotatie — de typografische handtekening */
.t-label {
  font-family: var(--font-head);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-accent-text);
  margin-bottom: var(--sp-2);
}
.section--dark .t-label { color: var(--c-accent-soft); }

.t-lead {
  font-size: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
  line-height: 1.55;
  color: var(--c-slate);
  max-width: 38em;
}
.section--dark .t-lead { color: var(--c-steel); }

.t-num { font-variant-numeric: tabular-nums; }

.t-metric {
  font: 700 var(--fs-metric)/1 var(--font-mono);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.t-mono { font-family: var(--font-mono); }

.prose { max-width: 65ch; }
.prose h2, .prose h3 { margin-top: var(--sp-5); }
.prose :is(h2, h3):first-child { margin-top: 0; }

/* Checklijst (deliverables) — vinkstreepje in accent */
.checklist { list-style: none; padding: 0; }
.checklist > li { position: relative; padding-left: 1.75rem; margin-bottom: 0.625rem; }
.checklist > li::before {
  content: "—";
  position: absolute; left: 0; top: 0;
  font-family: var(--font-mono);
  color: var(--c-accent-text);
  font-weight: 700;
}
.section--dark .checklist > li::before { color: var(--c-accent-soft); }

/* ── 4. Layout ─────────────────────────────────────────────── */
.container        { width: min(100% - 2 * var(--gutter), var(--container)); margin-inline: auto; }
.container-wide   { width: min(100% - 2 * var(--gutter), var(--container-wide)); margin-inline: auto; }
.container-narrow { width: min(100% - 2 * var(--gutter), var(--container-narrow)); margin-inline: auto; }

.section { padding-block: var(--section-y); }
.section--alt { background: var(--c-bg-alt); }

/* Donkere secties + blueprint-raster + atmosfeer */
.section--dark {
  --c-focus: #FF5C77;
  --c-line: #24405E;
  background-color: var(--c-navy-900);
  color: var(--c-paper);
  background-image:
    radial-gradient(70rem 36rem at -10% 110%, rgba(22,57,93,0.6), transparent 65%),
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: auto, 72px 72px, 72px 72px;
  background-position: center top;
}
.section--dark.has-fade { position: relative; }
.section--dark.has-fade::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(120% 90% at 30% 20%, rgba(10,26,43,0) 40%, var(--c-navy-900) 100%);
}
.section--dark.has-fade > * { position: relative; z-index: 1; }


.section--dark a { color: var(--c-paper); text-decoration-color: var(--c-accent); }
.section--dark a:hover { color: var(--c-accent-soft); }

/* Grid-patronen */
.grid-2 { display: grid; gap: var(--sp-3); grid-template-columns: 1fr; }
@media (min-width: 48em) { .grid-2 { grid-template-columns: repeat(2, 1fr); gap: var(--sp-4); } }

.grid-3 { display: grid; gap: var(--sp-3); grid-template-columns: 1fr; }
@media (min-width: 40em) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 64em) { .grid-3 { grid-template-columns: repeat(3, 1fr); gap: var(--sp-4); } }

/* "Bestek-split": label links, inhoud rechts */
.split { display: grid; gap: var(--sp-4); grid-template-columns: 1fr; }
@media (min-width: 64em) { .split { grid-template-columns: 4fr 8fr; gap: var(--sp-7); } }
@media (min-width: 64em) { .split--reverse { grid-template-columns: 8fr 4fr; } }

/* Asymmetrische hero: 7/5 */
.hero-grid { display: grid; gap: var(--sp-5); grid-template-columns: 1fr; }
@media (min-width: 64em) { .hero-grid { grid-template-columns: 7fr 5fr; gap: var(--sp-6); align-items: end; } }

/* Statistiekrij */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-4); }
@media (min-width: 48em) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stats--3 { grid-template-columns: repeat(1, 1fr); }
@media (min-width: 48em) { .stats--3 { grid-template-columns: repeat(3, 1fr); } }
.stat .t-metric { display: block; margin-bottom: var(--sp-1); color: var(--c-navy-900); }
.section--dark .stat .t-metric { color: var(--c-paper); }
.stat .t-metric .suffix { color: var(--c-accent); }
.stat-label { font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-slate); }
.section--dark .stat-label { color: var(--c-steel); }

/* Stappenrij */
.steps { display: grid; gap: var(--sp-4); grid-template-columns: 1fr; counter-reset: stap; margin: 0; padding: 0; }
@media (min-width: 48em) { .steps { grid-template-columns: repeat(3, 1fr); } }
.steps > li { position: relative; list-style: none; padding-top: var(--sp-3); }
.steps > li::before {
  counter-increment: stap;
  content: counter(stap, decimal-leading-zero);
  font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: 0.14em;
  color: var(--c-accent-text);
}
.section--dark .steps > li::before { color: var(--c-accent-soft); }
.steps > li::after {
  content: ""; position: absolute; top: 0.4rem; left: 3.5rem; right: calc(-1 * var(--sp-4));
  height: 1px; background: var(--c-line);
}
.steps > li:last-child::after { display: none; }
@media (max-width: 47.9375em) { .steps > li::after { display: none; } }
.steps h3 { margin-top: var(--sp-1); }

/* ── 5. Skip-link ──────────────────────────────────────────── */
.skip-link { position: absolute; left: -999px; }
.skip-link:focus {
  left: 1rem; top: 1rem; z-index: 200;
  background: var(--c-accent); color: var(--c-navy-900);
  padding: .75rem 1.25rem; text-decoration: none; font-weight: 600;
  border-radius: var(--radius);
}

/* ── 6. Header / navigatie ─────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .94);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-line);
  transition: box-shadow .3s ease;
}
.site-header.is-scrolled {
  box-shadow: 0 10px 30px -16px rgba(10, 26, 43, .25);
}
@supports not (backdrop-filter: blur(1px)) {
  .site-header { background: #fff; }
}
.header-inner {
  display: flex; align-items: center; gap: var(--sp-3);
  min-height: 4.5rem;
}

.logo { display: inline-flex; align-items: center; flex-shrink: 0; padding: 0.5rem 0; text-decoration: none; }
.logo img { width: 156px; height: 38px; }

.site-nav { margin-inline: auto; }
.nav-list { display: flex; align-items: center; list-style: none; margin: 0; padding: 0; }
.nav-list > li > a, .nav-list > li > button {
  display: inline-block;
  color: var(--c-ink); font-family: var(--font-sans); font-size: 0.9375rem; font-weight: 500;
  padding: 1.625rem 0.875rem; text-decoration: none; background: none; border: 0; cursor: pointer;
  line-height: 1.2; white-space: nowrap;
}
.nav-list > li > a:hover,
.nav-list > li > button:hover,
.nav-list > li > [aria-current="page"] {
  box-shadow: inset 0 -2px 0 var(--c-accent);
}
.nav-list button .caret { display: inline-block; margin-left: 0.375rem; transition: transform .18s ease; vertical-align: middle; }
.nav-list button[aria-expanded="true"] .caret { transform: rotate(180deg); }

/* Megamenu: volle-breedte paneel onder de header */
.has-sub { position: static; }
.dropdown {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 110;
  background: #fff;
  border-bottom: 1px solid var(--c-line);
  border-top: 2px solid var(--c-accent);
  box-shadow: 0 32px 56px -28px rgba(10,26,43,.3);
  padding: var(--sp-4) 0;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .22s var(--ease-out), transform .22s var(--ease-out), visibility .22s;
}
.has-sub:hover .dropdown,
.has-sub:focus-within .dropdown,
.has-sub.is-open .dropdown {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.mega-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--sp-3); align-items: stretch; }
.mega-item {
  display: flex; flex-direction: column; justify-content: flex-start;
  padding: var(--sp-3);
  border: 1px solid var(--c-line); border-radius: var(--radius);
  text-decoration: none;
  transition: border-color .2s ease, background-color .2s ease, transform .25s var(--ease-out);
}
.mega-item:hover { border-color: var(--c-navy-900); background: var(--c-bg-alt); transform: translateY(-2px); }
.mega-item[aria-current="page"] { border-color: var(--c-accent); }
.mega-item__title {
  display: flex; align-items: center; gap: .5rem;
  font-family: var(--font-head); font-weight: 700; font-size: 1.0625rem;
  color: var(--c-navy-900); margin-bottom: .375rem;
}
.mega-item__title .arrow { flex-shrink: 0; color: var(--c-accent-text); transition: transform .25s var(--ease-out); }
.mega-item:hover .mega-item__title .arrow { transform: translateX(4px); }
.mega-item__desc { display: block; font-size: .9375rem; line-height: 1.55; color: var(--c-slate); }
/* Uitgelichte fototegel in het paneel */
.mega-feature {
  position: relative; display: flex; align-items: flex-end;
  min-height: 10rem; border-radius: var(--radius); overflow: hidden;
  color: var(--c-paper); text-decoration: none; isolation: isolate;
}
.mega-feature img { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease-out); }
.mega-feature::after { content: ""; position: absolute; inset: 0; z-index: 0; background: linear-gradient(to top, rgba(7,18,31,.88), rgba(7,18,31,.15) 65%); }
.mega-feature__body { position: relative; z-index: 1; padding: var(--sp-3); }
.mega-feature .t-label { color: #FFB9C4; margin-bottom: .25rem; font-size: .75rem; }
.mega-feature .mega-item__title { color: var(--c-paper); margin: 0; }
.mega-feature .mega-item__title .arrow { color: var(--c-accent-soft); }
.mega-feature:hover img { transform: scale(1.05); }
.mega-feature:hover .mega-item__title .arrow { transform: translateX(4px); }

/* Header-acties */
.header-actions { display: flex; align-items: center; gap: var(--sp-3); flex-shrink: 0; }
.header-tel {
  font-family: var(--font-mono); font-size: 0.875rem; letter-spacing: 0.02em;
  color: var(--c-ink); text-decoration: none; white-space: nowrap;
}
.header-tel::before { content: "+ "; color: var(--c-accent); opacity: 0; transition: opacity .18s ease; }
.header-tel:hover::before { opacity: 1; }
.header-tel:hover { color: var(--c-accent-text); }

/* Hamburger */
.nav-toggle {
  display: none;
  width: 44px; height: 44px; padding: 10px;
  flex-direction: column; justify-content: center; gap: 6px;
  background: none; border: 0; cursor: pointer;
}
.nav-toggle__bar {
  display: block; width: 24px; height: 2px; background: var(--c-ink);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Mobiel menu-overlay */
.mobile-nav {
  display: none;
  position: fixed; inset: 0; z-index: 90;
  background: var(--c-navy-900);
  padding: 6rem var(--gutter) var(--sp-4);
  overflow-y: auto;
}
.mobile-nav.is-open { display: block; }
@media (prefers-reduced-motion: no-preference) {
  .mobile-nav.is-open { animation: mobile-nav-in .35s var(--ease-out); }
  .mobile-nav.is-open ul li {
    opacity: 0; transform: translateY(14px);
    animation: hero-in .5s var(--ease-out) forwards;
  }
  .mobile-nav.is-open ul li:nth-child(1) { animation-delay: .06s; }
  .mobile-nav.is-open ul li:nth-child(2) { animation-delay: .1s; }
  .mobile-nav.is-open ul li:nth-child(3) { animation-delay: .14s; }
  .mobile-nav.is-open ul li:nth-child(4) { animation-delay: .18s; }
  .mobile-nav.is-open ul li:nth-child(5) { animation-delay: .22s; }
  .mobile-nav.is-open ul li:nth-child(6) { animation-delay: .26s; }
  .mobile-nav.is-open ul li:nth-child(7) { animation-delay: .3s; }
  .mobile-nav.is-open ul li:nth-child(8) { animation-delay: .34s; }
  .mobile-nav.is-open ul li:nth-child(9) { animation-delay: .38s; }
}
@keyframes mobile-nav-in { from { opacity: 0; } }
.mobile-nav ul { list-style: none; margin: 0 0 var(--sp-4); padding: 0; }
.mobile-nav ul a {
  display: block; padding: 0.875rem 0;
  color: var(--c-paper); font-size: 1.5rem; font-weight: 600; text-decoration: none;
  border-bottom: 1px solid #24405E;
}
.mobile-nav ul a:hover, .mobile-nav ul [aria-current="page"] { color: var(--c-accent-soft); }
.mobile-nav .mobile-nav__sub a { font-size: 1.0625rem; font-weight: 500; padding-left: var(--sp-3); color: var(--c-steel); }
.mobile-nav .mobile-nav__sub a:hover { color: var(--c-paper); }
.mobile-nav__footer { display: grid; gap: var(--sp-3); }
.mobile-nav__footer .header-tel { font-size: 1.125rem; }

@media (max-width: 63.9375em) {
  .site-nav { display: none; }
  .mobile-nav .header-tel { display: inline-block; }
  .nav-toggle { display: flex; }
  .header-actions { margin-left: auto; gap: var(--sp-1); }
  .header-inner { gap: var(--sp-2); min-height: 4rem; }
  .logo img { width: 124px; height: 30px; }
}
.btn--header .btn-label-short { display: none; }
@media (max-width: 30em) {
  .btn--header .btn-label-long { display: none; }
  .btn--header .btn-label-short { display: inline; }
}

/* ── 7. Knoppen ────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.625rem;
  font-family: var(--font-head); font-weight: 600; font-size: 1rem; line-height: 1;
  padding: 1rem 1.75rem; border-radius: var(--radius-btn);
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.btn--sm { padding: 0.75rem 1.25rem; font-size: 0.9375rem; }

.btn--primary {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--c-accent-bright), var(--c-accent) 60%, #C50227);
  color: #FFFFFF;
  box-shadow: 0 1px 2px rgba(10,26,43,.18), 0 8px 24px -10px rgba(228,3,45,.55);
}
.btn--primary:hover {
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 2px 4px rgba(10,26,43,.18), 0 14px 32px -10px rgba(228,3,45,.7);
}
/* Sheen die over de knop veegt */
.btn--primary::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.45) 50%, transparent 70%);
  transform: translateX(-120%);
}
.btn--primary:hover::after { transition: transform .7s var(--ease-out); transform: translateX(120%); }
@media (prefers-reduced-motion: reduce) { .btn--primary::after { display: none; } }

.btn--secondary { border-color: var(--c-navy-900); color: var(--c-navy-900); background: transparent; }
.btn--secondary:hover { background: var(--c-navy-900); color: var(--c-paper); }
.section--dark .btn--secondary { border-color: var(--c-paper); color: var(--c-paper); }
.section--dark .btn--secondary:hover { background: var(--c-paper); color: var(--c-navy-900); }

.btn--ghost { padding: 0.5rem 0; color: var(--c-accent-text); border: 0; background: none; }
.btn--ghost:hover { color: var(--c-accent-text); text-decoration: underline; text-underline-offset: 4px; }
.section--dark .btn--ghost { color: var(--c-accent-soft); }
.section--dark .btn--ghost:hover { color: #FF8FA3; }

.btn .arrow { transition: transform .18s ease; flex-shrink: 0; }
.btn:hover .arrow { transform: translateX(4px); }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--sp-2); align-items: center; }
@media (max-width: 30em) { .btn-row .btn:not(.btn--ghost) { width: 100%; justify-content: center; } }

/* ── 8. Kaarten ────────────────────────────────────────────── */
.card {
  position: relative; display: flex; flex-direction: column; gap: var(--sp-2);
  background: linear-gradient(180deg, var(--c-bg), #FAFBFC);
  border: 1px solid var(--c-line);
  border-radius: var(--radius); padding: var(--sp-4);
  transition: transform .35s var(--ease-out), border-color .35s var(--ease-out), box-shadow .35s var(--ease-out);
}
.card::before {
  content: ""; position: absolute; top: -1px; left: -1px; width: 0; height: 0;
  border-top: 2px solid var(--c-accent); border-left: 2px solid var(--c-accent);
  opacity: 0; transition: opacity .3s var(--ease-out), width .3s var(--ease-out), height .3s var(--ease-out);
}
.card:hover, .card:focus-within {
  transform: translateY(-6px); border-color: var(--c-navy-900);
  box-shadow:
    0 2px 4px rgba(10, 26, 43, 0.05),
    0 12px 24px -6px rgba(10, 26, 43, 0.12),
    0 28px 48px -12px rgba(10, 26, 43, 0.14);
}
.card:hover::before, .card:focus-within::before { opacity: 1; width: 26px; height: 26px; }

.card .t-label { margin-bottom: 0; }
.card h3 { margin-bottom: 0; }
.card p { color: var(--c-slate); }
.card .btn--ghost { margin-top: auto; }

/* Hele kaart klikbaar */
.card a.stretched { text-decoration: none; }
.card a.stretched::after { content: ""; position: absolute; inset: 0; }

/* Dienstkaart-icoon */
.card-icon { color: var(--c-navy-900); width: 32px; height: 32px; }

/* Referentie-/quotekaart (geen hover-lift) */
.card--quote {
  background: var(--c-navy-800);
  border: 0; border-left: 2px solid var(--c-accent);
  color: var(--c-paper);
  transition: none;
}
.card--quote:hover, .card--quote:focus-within { transform: none; box-shadow: none; border-color: var(--c-accent); }
/* In een split-layout niet meerekken tot kolomhoogte: centreren op eigen hoogte */
.split > .card--quote { align-self: center; }
.card--quote blockquote { margin-bottom: var(--sp-2); }
.card--quote::before { display: none; }
.card--quote blockquote { margin: 0; font-size: var(--fs-h4); font-weight: 500; line-height: 1.55; }
.card--quote blockquote p { color: var(--c-paper); }
.card--quote figcaption { margin-top: var(--sp-2); }
.card--quote figcaption .name { font-weight: 600; display: block; }
.card--quote figcaption .role { font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: 0.06em; color: var(--c-steel); }

/* Vacaturekaart-meta */
.card-meta { font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: 0.06em; color: var(--c-slate); }

/* Statische kaart (niet klikbaar): geen hover-lift of hoekbracket */
.card--static:hover, .card--static:focus-within { transform: none; box-shadow: none; border-color: var(--c-line); }
.card--static:hover::before, .card--static:focus-within::before { opacity: 0; }

/* Kaart op donkere sectie */
.section--dark .card { background: var(--c-navy-800); border-color: #24405E; }
.section--dark .card h3 { color: var(--c-paper); }
.section--dark .card p { color: var(--c-steel); }
.section--dark .card-icon { color: var(--c-paper); }
.section--dark .card:hover, .section--dark .card:focus-within { border-color: var(--c-steel); }

/* ── 9. Hero ───────────────────────────────────────────────── */
.hero { position: relative; isolation: isolate; padding-block: var(--section-y); }

/* Fotolaag: echt beeld met navy-verloop voor leesbaarheid */
.hero-bg { position: absolute; inset: 0; z-index: -1; overflow: hidden; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(78deg, rgba(7, 18, 31, .92) 0%, rgba(7, 18, 31, .72) 42%, rgba(7, 18, 31, .25) 78%, rgba(7, 18, 31, .15) 100%),
    linear-gradient(to top, rgba(7, 18, 31, .55), transparent 35%);
}
.hero--home { display: flex; align-items: center; min-height: clamp(30rem, 68vh, 44rem); }
.hero--home .t-lead { color: #DCE5EE; }
@media (prefers-reduced-motion: no-preference) {
  .hero-bg img { animation: hero-zoom 9s var(--ease-out) forwards; }
}
@keyframes hero-zoom { from { transform: scale(1.07); } to { transform: scale(1); } }
.hero .display { margin-bottom: var(--sp-3); }
.hero .t-lead { margin-bottom: var(--sp-4); }

.hero--sub { padding-block: clamp(3.5rem, 9vw, 6.5rem); }
.hero.has-photo { background-image: none; }
.hero--sub .breadcrumbs { margin-bottom: var(--sp-3); }
.hero--sub h1 { margin-bottom: var(--sp-2); }

/* Laadchoreografie: hero-elementen komen gefaseerd binnen */
@media (prefers-reduced-motion: no-preference) {
  .hero .breadcrumbs, .hero .t-label, .hero h1,
  .hero .t-lead, .hero .btn-row, .hero .frame-panel {
    opacity: 0;
    transform: translateY(22px);
    animation: hero-in .9s var(--ease-out) forwards;
  }
  .hero .breadcrumbs { animation-delay: .05s; }
  .hero .t-label     { animation-delay: .1s; }
  .hero h1           { animation-delay: .18s; }
  .hero .t-lead      { animation-delay: .3s; }
  .hero .btn-row     { animation-delay: .42s; }
  .hero .frame-panel { animation-delay: .5s; animation-duration: 1.1s; }
  .hero h1 { filter: blur(6px); animation-name: hero-in-blur; }
}
@keyframes hero-in {
  to { opacity: 1; transform: none; }
}
@keyframes hero-in-blur {
  to { opacity: 1; transform: none; filter: blur(0); }
}

/* Maatstreep onder de hero-titel tekent zichzelf */
@media (prefers-reduced-motion: no-preference) {
  .hero .has-tick::before { width: 0; animation: tick-draw .7s var(--ease-out) .55s forwards; }
}
@keyframes tick-draw { to { width: 48px; } }

/* Tekeningkader-paneel */
.frame-panel {
  position: relative;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  padding: var(--sp-4);
  background: rgba(10, 26, 43, .55);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  box-shadow: 0 24px 64px -24px rgba(4, 12, 22, .5);
}
.frame-panel .crosshair { pointer-events: none; }
.frame-panel .crosshair--tl { top: -8px; left: -8px; }
.frame-panel .crosshair--tr { top: -8px; right: -8px; }
.frame-panel .crosshair--bl { bottom: -8px; left: -8px; }
.frame-panel .crosshair--br { bottom: -8px; right: -8px; }

.frame-panel .stat + .stat { margin-top: var(--sp-3); padding-top: var(--sp-3); border-top: 1px solid #24405E; }

/* Tekeningkader-variant op lichte achtergrond (o.a. recruiter-blok) */
.frame-panel--light { border-color: var(--c-line); background: var(--c-bg-alt); }

/* Domeinwoorden-lijst in tekeningkader */
.domain-list { list-style: none; margin: 0; padding: 0; font-family: var(--font-mono); }
.domain-list li {
  display: flex; align-items: center; gap: var(--sp-2);
  padding: 0.875rem 0;
  font-size: clamp(1rem, 0.9rem + 0.6vw, 1.375rem);
  letter-spacing: 0.05em; font-weight: 500; color: var(--c-paper);
  transition: padding-left .3s var(--ease-out);
}
.domain-list li + li { border-top: 1px solid #24405E; }
.domain-list li::before {
  content: ""; width: 2rem; height: 2px; background: var(--c-accent); flex-shrink: 0;
  transition: width .3s var(--ease-out);
}
.domain-list li:hover { padding-left: .25rem; }
.domain-list li:hover::before { width: 2.75rem; }
.domain-list .domain-num { margin-left: auto; font-size: var(--fs-label); color: var(--c-steel); letter-spacing: 0.14em; }

/* ── 10. Kruismarkeringen & sectiekoppen ───────────────────── */
.crosshair { display: none; }

.section-head { display: flex; align-items: center; gap: var(--sp-2); margin-bottom: var(--sp-4); }
.section-head .t-label { flex-shrink: 0; margin-bottom: 0; }
.section-head::after { content: ""; flex: 1; height: 1px; background: var(--c-line); }
/* De maatlijn tekent zichzelf zodra de sectiekop in beeld komt */
@media (prefers-reduced-motion: no-preference) {
  .section-head.reveal::after { transform: scaleX(0); transform-origin: left; }
  .section-head.reveal.is-visible::after { transition: transform 1s var(--ease-out) .15s; transform: scaleX(1); }
}

/* Kop-accent ("maatstreep") */
h2.has-tick, .has-tick { position: relative; padding-top: var(--sp-2); }
.has-tick::before { content: ""; position: absolute; top: 0; left: 0; width: 48px; height: 3px; background: var(--c-accent); }

/* ── 11. Logo-strip ────────────────────────────────────────── */
.logo-strip { padding-block: var(--sp-5); border-top: 1px solid #24405E; }
.logo-strip .t-label { margin-bottom: 0; }
.logo-strip__list {
  display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-5);
  list-style: none; padding: 0; margin: var(--sp-3) 0 0;
}
.logo-strip__list li { display: flex; align-items: center; }
.logo-strip__list img {
  height: clamp(34px, 4vw, 48px); width: auto; max-width: 11rem; object-fit: contain;
  filter: grayscale(1); opacity: .7;
  transition: filter .3s ease, opacity .3s ease;
}
.logo-strip__list li:hover img { filter: grayscale(0); opacity: 1; }

/* Marquee-variant: JS verdubbelt de lijst en zet .logo-strip--marquee.
   Zonder JS (of met reduced motion) blijft de statische wrap staan. */
.logo-strip--marquee { overflow: hidden; }
.logo-strip--marquee .logo-strip__viewport {
  display: flex; overflow: hidden; margin-top: var(--sp-3);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.logo-strip--marquee .logo-strip__list {
  flex-wrap: nowrap; flex-shrink: 0; margin-top: 0;
  padding-right: var(--sp-5);
  animation: marquee 36s linear infinite;
}
.logo-strip--marquee:hover .logo-strip__list,
.logo-strip--marquee:focus-within .logo-strip__list { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-100%); } }
@media (prefers-reduced-motion: reduce) {
  .logo-strip--marquee .logo-strip__list { animation: none; }
}

/* Variant op lichte achtergrond */
.logo-strip--light { border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); }

/* ── 12. CTA-sectie ────────────────────────────────────────── */
/* De afsluitende CTA van elke pagina: een donkere kaart die op de lichte
   pagina-achtergrond staat en half over de footer valt. Zo stapelen er
   geen twee donkere banden op elkaar. */
:root { --cta-overlap: clamp(3rem, 8vw, 5rem); }
.section--dark.cta {
  background-color: transparent;
  background-image: none;
  color: inherit;
  padding-block: var(--section-y) 0;
  position: relative; z-index: 2;
  margin-bottom: calc(-1 * var(--cta-overlap));
}
.cta.has-fade::after { content: none; }
.cta .cta-grid {
  position: relative; overflow: hidden;
  background: #FFFFFF;
  color: var(--c-ink);
  border: 1px solid var(--c-line);
  border-top: 3px solid var(--c-accent);
  border-radius: 10px;
  padding: clamp(2rem, 5vw, 4rem);
  box-shadow: 0 32px 80px -32px rgba(10, 26, 43, .45);
}
/* Inhoud op de witte kaart: rustige kleuren, alleen de knop is rood */
.cta { --c-focus: #C50227; }
.cta .t-label { color: var(--c-accent-text); }
.cta h2 { color: var(--c-navy-900); }
.cta .t-lead { color: var(--c-slate); }
/* Tekstlinks op de witte kaart (de section--dark-regel maakte ze wit/onzichtbaar) */
.cta .cta-grid a:not(.btn) { color: var(--c-accent-text); text-decoration-color: var(--c-accent); }
.cta .cta-grid a:not(.btn):hover { color: var(--c-navy-900); }
.cta .cta-direct { color: var(--c-slate); }
.cta .cta-grid .cta-direct a { color: var(--c-navy-900); text-decoration-color: var(--c-accent); }
.cta .cta-grid .cta-direct a:hover { color: var(--c-accent-text); }
.cta-grid { display: grid; gap: var(--sp-5); grid-template-columns: 1fr; align-items: center; }
@media (min-width: 64em) { .cta-grid { grid-template-columns: 8fr 4fr; gap: var(--sp-7); } }
.cta-actions { display: grid; gap: var(--sp-3); justify-items: start; }
@media (max-width: 30em) { .cta-actions .btn { width: 100%; justify-content: center; } }
.cta-direct { font-size: var(--fs-body); color: var(--c-steel); }
.cta-direct a {
  font-family: var(--font-mono); color: var(--c-paper);
  text-decoration: underline; text-decoration-color: var(--c-accent); text-underline-offset: 4px;
  white-space: nowrap;
  /* Touch target ≥ 44px hoog (WCAG 2.5.8) */
  display: inline-block; padding-block: 0.625rem;
}
.cta-direct a:hover { color: var(--c-accent-soft); }

/* ── 13. Footer ────────────────────────────────────────────── */
.site-footer {
  background: var(--c-navy-900); color: var(--c-steel);
  padding: calc(var(--sp-7) + var(--cta-overlap)) 0 var(--sp-4);
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 72px 72px;
}
.footer-grid { display: grid; gap: var(--sp-5); grid-template-columns: 1fr; }
@media (min-width: 40em) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 64em) { .footer-grid { grid-template-columns: 4fr 2.5fr 2.5fr 3fr; gap: var(--sp-6); } }

.site-footer .logo { margin-bottom: var(--sp-2); }
.site-footer .logo img { width: 156px; height: 38px; }
.footer-tagline { font-size: var(--fs-small); max-width: 28em; }

.footer-title {
  font-family: var(--font-mono); font-size: var(--fs-label); font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-accent);
  margin: 0 0 var(--sp-2);
}
.footer-list { list-style: none; margin: 0; padding: 0; }
.footer-list li { margin-bottom: 0.5rem; }
.site-footer a { color: var(--c-steel); text-decoration: none; }
.site-footer a:hover { color: var(--c-paper); text-decoration: underline; text-underline-offset: 3px; }
.site-footer address a, .footer-social a .label { display: inline-block; }
.site-footer .t-mono a, .site-footer a.t-mono { font-family: var(--font-mono); font-size: var(--fs-small); }
.footer-social {
  display: inline-flex; align-items: center; gap: 0.625rem;
  min-height: 44px; margin-top: var(--sp-2);
}
.footer-social svg { flex-shrink: 0; }

.footer-bottom {
  display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-4);
  margin-top: var(--sp-6); padding-top: var(--sp-3);
  border-top: 1px solid #24405E;
  font-size: var(--fs-small); color: var(--c-steel);
}
.footer-bottom ul { display: flex; flex-wrap: wrap; gap: var(--sp-3); list-style: none; margin: 0 0 0 auto; padding: 0; }

/* ── 14. Formulieren ───────────────────────────────────────── */
.field { display: grid; gap: 0.5rem; margin-bottom: var(--sp-3); }
.field label { font-weight: 600; font-size: 0.9375rem; }
.field input, .field select, .field textarea {
  font: inherit; color: var(--c-ink);
  background: var(--c-bg-alt); border: 1px solid var(--c-line);
  border-radius: var(--radius); padding: 0.875rem 1rem; width: 100%; min-height: 48px;
}
.field textarea { min-height: 9rem; resize: vertical; }
.field input:focus-visible, .field textarea:focus-visible, .field select:focus-visible {
  outline: 2px solid var(--c-focus); outline-offset: 0; border-color: var(--c-focus); background: var(--c-bg);
}
.field .hint { font-size: var(--fs-small); color: var(--c-slate); }
.field.is-error input, .field.is-error textarea, .field.is-error select,
.field [aria-invalid="true"] { border-color: var(--c-error); }
.field .error {
  display: flex; gap: .375rem; align-items: flex-start;
  color: var(--c-error); font-size: var(--fs-small);
}
.field .error svg { flex-shrink: 0; margin-top: 2px; }
.field--check { display: flex; gap: .625rem; align-items: flex-start; }
.field--check input { width: 22px; height: 22px; min-height: 0; accent-color: var(--c-navy-900); flex-shrink: 0; margin-top: 3px; }
.field--check label { font-weight: 400; font-size: var(--fs-small); }

.form-status--ok {
  display: flex; gap: var(--sp-2); align-items: flex-start;
  color: var(--c-success); background: var(--c-success-bg);
  border: 1px solid var(--c-success); padding: var(--sp-3); border-radius: var(--radius);
}
.form-status--ok svg { flex-shrink: 0; margin-top: 2px; }
.form-status--error {
  display: flex; gap: var(--sp-2); align-items: flex-start;
  color: var(--c-error); background: var(--c-error-bg);
  border: 1px solid var(--c-error); padding: var(--sp-3); border-radius: var(--radius);
  margin-bottom: var(--sp-3);
}

/* ── 15. Breadcrumbs ───────────────────────────────────────── */
.breadcrumbs ol {
  display: flex; flex-wrap: wrap; gap: 0.25rem;
  list-style: none; padding: 0; margin: 0;
  font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: 0.06em;
}
.breadcrumbs li + li::before { content: "/"; margin-inline: 0.5rem; color: var(--c-steel); }
.breadcrumbs a { color: var(--c-steel); text-decoration: none; }
.breadcrumbs a:hover { color: var(--c-paper); text-decoration: underline; }
.breadcrumbs [aria-current="page"] { color: var(--c-paper); }

/* Breadcrumbs op lichte achtergrond */
.breadcrumbs--light a { color: var(--c-slate); }
.breadcrumbs--light a:hover { color: var(--c-ink); }
.breadcrumbs--light li + li::before { color: var(--c-slate); }
.breadcrumbs--light [aria-current="page"] { color: var(--c-ink); }

/* ── 16. Projectfilter ─────────────────────────────────────── */
.filter-bar { display: flex; flex-wrap: wrap; gap: var(--sp-1); margin-bottom: var(--sp-5); }
.filter-bar button {
  font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: 0.08em; text-transform: uppercase;
  padding: 0.625rem 1rem; min-height: 44px;
  background: transparent; color: var(--c-slate);
  border: 1px solid var(--c-line); border-radius: var(--radius); cursor: pointer;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}
.filter-bar button:hover { border-color: var(--c-navy-900); color: var(--c-ink); }
.filter-bar button[aria-pressed="true"] {
  background: var(--c-navy-900); color: var(--c-paper); border-color: var(--c-navy-900);
}
.project-card.is-hidden { display: none; }
/* Compacte portfoliokaart: foto, opdrachtgever, titel, pijl */
.project-card { padding: var(--sp-3); gap: 0.625rem; }
.project-card .card-thumb,
.project-card .card-portrait { margin: calc(-1 * var(--sp-3)) calc(-1 * var(--sp-3)) 0.375rem; }
.project-card h3 { font-size: 1.125rem; line-height: 1.35; }
.project-card .btn--ghost { font-size: 0.9375rem; }

/* Inline-CTA band in projectgrid */
.grid-cta {
  grid-column: 1 / -1;
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-2) var(--sp-4);
  background: var(--c-bg-alt); border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: var(--sp-3) var(--sp-4);
}
.grid-cta p { margin: 0; }
.grid-cta a { font-family: var(--font-mono); white-space: nowrap; }

/* ── 17. Projectdetail: feitenblok / casebody ──────────────── */
.case-layout { display: grid; gap: var(--sp-5); grid-template-columns: 1fr; align-items: start; }
@media (min-width: 64em) { .case-layout { grid-template-columns: 8fr 4fr; gap: var(--sp-7); } }

.fact-panel {
  position: relative;
  border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: var(--sp-4); background: var(--c-bg);
}
@media (min-width: 64em) { .fact-panel { position: sticky; top: 6.5rem; } }
.fact-panel dl { margin: 0; }
.fact-panel dt {
  font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--c-accent-text);
}
.fact-panel dd { margin: 0.25rem 0 var(--sp-3); font-weight: 600; }
.fact-panel dd:last-child { margin-bottom: 0; }
.fact-panel .crosshair--tl { top: -8px; left: -8px; }
.fact-panel .crosshair--br { bottom: -8px; right: -8px; }

/* ── 18. Anker-subnav (expertise) ──────────────────────────── */
.subnav { background: var(--c-bg); border-bottom: 1px solid var(--c-line); }
@media (min-width: 64em) { .subnav { position: sticky; top: 4.625rem; z-index: 50; } }
.subnav ul { display: flex; flex-wrap: wrap; gap: var(--sp-1) var(--sp-4); list-style: none; margin: 0; padding: var(--sp-2) 0; }
.subnav a {
  font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--c-slate); text-decoration: none; padding: 0.5rem 0; display: inline-block;
}
.subnav a:hover { color: var(--c-accent-text); }

/* Op pagina's met sticky subnav: ankerdoelen ook onder de subnav uit houden */
@media (min-width: 64em) {
  .subnav ~ section[id], .subnav ~ * section[id] { scroll-margin-top: 8.5rem; }
}

/* ── 19. Scroll-reveals & motion ───────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0; transform: translateY(26px); filter: blur(5px);
    transition: opacity .7s var(--ease-out), transform .7s var(--ease-out), filter .7s var(--ease-out);
    transition-delay: var(--reveal-delay, 0s);
  }
  .reveal.is-visible { opacity: 1; transform: none; filter: blur(0); }
}
.no-js .reveal { opacity: 1; transform: none; }

/* Stagger in grids (max 3 stappen) */
.grid-3 > .reveal:nth-child(3n+2), .grid-2 > .reveal:nth-child(2n) { --reveal-delay: .08s; }
.grid-3 > .reveal:nth-child(3n+3) { --reveal-delay: .16s; }

/* Globale uitschakelaar */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
}

/* ── 20. Utilities ─────────────────────────────────────────── */
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0;
}
[role="list"] { list-style: none; }
.u-center { text-align: center; }
.u-mt-0 { margin-top: 0; }
.u-mt-4 { margin-top: var(--sp-4); }
.u-mb-2 { margin-bottom: var(--sp-2); }
.u-mb-4 { margin-bottom: var(--sp-4); }
.u-mb-5 { margin-bottom: var(--sp-5); }
.u-maxw { max-width: 65ch; }

body.nav-open { overflow: hidden; }
body.nav-open .nav-toggle__bar { background: var(--c-paper); }
body.nav-open .site-header { background: transparent; border-bottom-color: transparent; box-shadow: none; -webkit-backdrop-filter: none; backdrop-filter: none; }
body.nav-open .site-header .logo, body.nav-open .site-header .site-nav,
body.nav-open .site-header .btn--header { visibility: hidden; }

/* Afbeeldingen binnen de blueprint-identiteit */
.img-frame { position: relative; border-radius: var(--radius); overflow: hidden; }
.img-frame img {
  width: 100%; filter: saturate(.85);
  transition: transform 1.2s var(--ease-out), filter .6s ease;
}
.img-frame:hover img { transform: scale(1.035); filter: saturate(1); }
.img-frame::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(160deg, rgba(10,26,43,0.35) 0%, rgba(10,26,43,0.05) 60%);
}

/* ── 21. Contact: directe kanalen in tekeningkader ─────────── */
.contact-channels { list-style: none; margin: 0; padding: 0; }
.contact-channels li { padding: 0.875rem 0; }
.contact-channels li:first-child { padding-top: 0; }
.contact-channels li + li { border-top: 1px solid var(--c-line); }
.contact-channels .channel-label {
  display: block; font-family: var(--font-mono); font-size: var(--fs-label);
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-steel);
  margin-bottom: 0.25rem;
}
.contact-channels a, .contact-channels .channel-value {
  font-family: var(--font-mono); font-weight: 500;
  font-size: clamp(1.0625rem, 0.95rem + 0.5vw, 1.25rem);
  overflow-wrap: anywhere;
}
.section--dark .contact-channels a { color: var(--c-paper); text-decoration: none; }
.section--dark .contact-channels a:hover { color: var(--c-accent-bright); }

/* ── 21b. Beeld+tekst-band (Sweco-patroon) ─────────────────── */
.media-band { display: grid; gap: var(--sp-4); grid-template-columns: 1fr; align-items: center; }
@media (min-width: 64em) {
  .media-band { grid-template-columns: 1fr 1fr; gap: var(--sp-6); }
  .media-band--reverse .media-band__img { order: 2; }
}
.media-band__img { position: relative; border-radius: var(--radius); overflow: hidden; align-self: center; width: 100%; aspect-ratio: 4 / 3; }
.media-band__img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease-out); }
.media-band__img:hover img { transform: scale(1.03); }
/* Stappen binnen een band: onder elkaar, zonder verbindingslijn */
.media-band .steps { grid-template-columns: 1fr; gap: var(--sp-3); }
.media-band .steps > li::after { display: none; }
.media-band .steps > li { padding-top: 0; }

/* Tijdlijn-variant: nummer in cirkel, verticale verbindingslijn */
.steps--timeline { gap: var(--sp-3); }
.steps--timeline > li { position: relative; padding-left: 3.375rem; }
.steps--timeline > li::before {
  position: absolute; left: 0; top: 0;
  width: 2.375rem; height: 2.375rem;
  display: grid; place-items: center;
  border: 1px solid var(--c-line); border-radius: 50%;
  background: var(--c-bg);
  font-family: var(--font-head); font-size: 0.8125rem; font-weight: 700; letter-spacing: 0;
  color: var(--c-accent-text);
}
.steps--timeline > li:not(:last-child)::after {
  content: ""; display: block; position: absolute;
  left: calc(1.1875rem - 0.5px); top: 2.625rem; bottom: calc(-1 * var(--sp-3) + 0.25rem);
  width: 1px; height: auto; background: var(--c-line);
}
.steps--timeline h3 { font-size: var(--fs-h4); margin: 0.3125rem 0 0.25rem; }
.steps--timeline p { font-size: 0.9375rem; color: var(--c-slate); }

/* Intro-rij: kop links, lead rechts — in balans boven een volle-breedte grid */
.lead-row { display: grid; gap: var(--sp-3); grid-template-columns: 1fr; align-items: start; margin-bottom: var(--sp-5); }
@media (min-width: 64em) { .lead-row { grid-template-columns: 5fr 7fr; gap: var(--sp-7); } }
.lead-row .t-lead { margin-bottom: 0; }

/* ── 21e. Logo-wall: opdrachtgevers als logo-tegels ────────── */
.logo-wall { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-2); }
@media (min-width: 40em) { .logo-wall { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 64em) { .logo-wall { grid-template-columns: repeat(5, 1fr); gap: var(--sp-3); } }
.logo-tile {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--sp-2); min-height: 8.5rem; padding: var(--sp-3);
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  text-decoration: none; text-align: center;
  transition: border-color .25s ease, transform .3s var(--ease-out), box-shadow .3s var(--ease-out);
}
.logo-tile img {
  max-height: 44px; width: auto; max-width: 75%; object-fit: contain;
  filter: grayscale(1); opacity: .75;
  transition: filter .3s ease, opacity .3s ease;
}
.logo-tile__name {
  font-family: var(--font-head); font-size: 0.8125rem; font-weight: 600;
  color: var(--c-slate); line-height: 1.3;
  transition: color .25s ease;
}
.logo-tile:hover, .logo-tile:focus-visible {
  border-color: var(--c-navy-900); transform: translateY(-3px);
  box-shadow: 0 14px 32px -14px rgba(10, 26, 43, .18);
}
.logo-tile:hover img, .logo-tile:focus-visible img { filter: grayscale(0); opacity: 1; }
.logo-tile:hover .logo-tile__name, .logo-tile:focus-visible .logo-tile__name { color: var(--c-navy-900); }
.logo-wall .grid-cta { grid-column: 1 / -1; }

/* ── 21d. Proces-kaarten (richten/inrichten/verrichten) ────── */
.process { list-style: none; margin: 0; padding: 0; counter-reset: stap; }
.process-card { counter-increment: stap; }
.process-card h3::before {
  content: counter(stap, decimal-leading-zero);
  display: grid; place-items: center;
  width: 2.375rem; height: 2.375rem; margin-bottom: var(--sp-2);
  border: 1px solid var(--c-line); border-radius: 50%;
  font-family: var(--font-head); font-size: 0.8125rem; font-weight: 700;
  color: var(--c-accent-text); background: var(--c-bg);
}
.process-card .checklist { margin-bottom: var(--sp-2); }
.step-result { margin-top: auto; border-top: 1px solid var(--c-line); padding-top: var(--sp-2); }
.step-result .t-label { margin-bottom: 0.25rem; font-size: 0.75rem; }
.step-result p:last-child { margin: 0; }

/* ── 21c. Foto-tegel: titel ín het beeld op donker verloop ─── */
.tile {
  position: relative; display: flex; align-items: flex-end;
  min-height: clamp(15rem, 26vw, 20rem);
  border-radius: var(--radius); overflow: hidden;
  text-decoration: none; color: var(--c-paper);
  isolation: isolate;
}
.tile img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  transition: transform 1s var(--ease-out); z-index: -1;
}
.tile::after {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(to top, rgba(7,18,31,.92) 0%, rgba(7,18,31,.45) 45%, rgba(7,18,31,.12) 75%, rgba(7,18,31,.05) 100%);
  transition: background-color .3s ease;
}
.tile__body { position: relative; z-index: 1; padding: var(--sp-4); }
.tile h3 { color: var(--c-paper); margin-bottom: .375rem; }
.tile p { color: #C9D5E1; margin: 0 0 var(--sp-2); max-width: 34em; font-size: .9875rem; line-height: 1.55; }
.tile .tile-cta {
  display: inline-flex; align-items: center; gap: .625rem;
  font-family: var(--font-head); font-weight: 600; font-size: .9375rem;
  color: var(--c-accent-soft);
}
.tile .tile-cta .arrow { transition: transform .25s var(--ease-out); }
.tile:hover img, .tile:focus-visible img { transform: scale(1.045); }
.tile:hover .tile-cta .arrow, .tile:focus-visible .tile-cta .arrow { transform: translateX(4px); }
.tile:hover .tile-cta, .tile:focus-visible .tile-cta { color: #FF8FA3; }
.tile:focus-visible { outline: 3px solid var(--c-focus); outline-offset: 3px; }

/* ── 22. Foto-kaarten, teamportretten ──────────────────────── */
/* Projectkaart met fotokop */
.card-thumb {
  margin: calc(-1 * var(--sp-4)) calc(-1 * var(--sp-4)) var(--sp-1);
  aspect-ratio: 16 / 9; overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--c-bg-alt);
}
.card-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .9s var(--ease-out);
}
.card:hover .card-thumb img, .card:focus-within .card-thumb img { transform: scale(1.05); }

/* Teamportret in kaart */
.card-portrait {
  margin: calc(-1 * var(--sp-4)) calc(-1 * var(--sp-4)) var(--sp-1);
  aspect-ratio: 4 / 3.4; overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--c-bg-alt);
}
.card-portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center 22%; }

/* Klein rond portret bij quotes */
.quote-portrait {
  width: 56px; height: 56px; border-radius: 50%; object-fit: cover; flex-shrink: 0;
}
.card--quote figcaption { display: flex; align-items: center; gap: var(--sp-2); }
.card--quote figcaption .quote-portrait + div { display: block; }

/* Print: geen sticky balken */
@media print {
  .site-header, .mobile-nav, .skip-link, .nav-toggle { position: static; display: none; }
}