@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/inter-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --veld: #fbfaf8;
  --field: var(--veld);
  --surface: #f3f2ef;
  --card: #fff;
  --ink: #0e0e0c;
  --ink-70: rgba(14, 14, 12, 0.72);
  --ink-72: var(--ink-70);
  --ink-55: rgba(14, 14, 12, 0.60);
  --ink-40: rgba(14, 14, 12, 0.40);
  --hairline: rgba(14, 14, 12, 0.08);
  --hairline-strong: rgba(14, 14, 12, 0.16);
  --ink-12: rgba(14, 14, 12, 0.12);
  --ink-07: var(--hairline);
  --accent: #2e5ddb;
  --accent-deep: #2450bd;
  --accent-ghost: #eaf0fc;
  --accent-sky: #a9c4f2;
  --accent-soft: rgba(46, 93, 219, 0.09);
  --accent-line: rgba(46, 93, 219, 0.22);
  --inverse-surface: #0e0e0c;
  --inverse-ink: #fff;
  --inverse-ink-60: rgba(255, 255, 255, 0.64);
  --inverse-hairline: rgba(255, 255, 255, 0.14);
  --page: 1200px;
  --mid: 880px;
  --prose: 680px;
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --radius-control: 14px;
  --r-pill: 999px;
  --glass-bg: rgba(255, 255, 255, 0.58);
  --glass-bg-up: rgba(255, 255, 255, 0.78);
  --glass-brd: rgba(14, 14, 12, 0.08);
  --glass-blur: blur(14px) saturate(1.3);
  --glass-hi: inset 0 1px 0 rgba(255, 255, 255, 0.65);
  --shadow-glass: 0 8px 30px rgba(14, 14, 12, 0.08);
  --dur-fast: 140ms;
  --dur-base: 220ms;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 116px;
}

body {
  margin: 0;
  color: var(--ink);
  /* Vlak veld, zoals Home en AI-nulmeting. De radiale blauwe waas linksboven
     stond op geen van beide referenties en gaf de kennisbank een eigen,
     afwijkende bovenhoek. */
  background: var(--field);
  font-family: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  /* Zonder deze stylistic sets rendert Inter hier in andere lettervormen dan op
     Home en AI-nulmeting (cv11 = enkelvoudige a). */
  font-feature-settings: "ss01", "cv11";
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

::selection {
  color: #fff;
  background: var(--accent);
}

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

.skip-link {
  position: fixed;
  top: 0;
  left: 50%;
  z-index: 100;
  padding: 12px 22px;
  color: var(--veld);
  background: var(--ink);
  border-radius: 0 0 14px 14px;
  font-size: 15px;
  font-weight: 600;
  transform: translate(-50%, -130%);
  transition: transform var(--dur-base) var(--ease);
}

.skip-link:focus-visible {
  transform: translate(-50%, 0);
  outline-offset: 2px;
}

.nav {
  position: fixed;
  top: 16px;
  left: 50%;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 20px;
  width: min(1120px, 100vw - 48px);
  padding: 10px 10px 10px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-brd);
  border-radius: var(--r-pill);
  box-shadow: var(--glass-hi), var(--shadow-glass);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  translate: -50% 0;
  transition:
    padding var(--dur-base) var(--ease),
    background-color var(--dur-base) var(--ease),
    box-shadow var(--dur-base) var(--ease);
}

.nav[data-scrolled="1"] {
  padding: 5px 5px 5px 16px;
  background: var(--glass-bg-up);
  box-shadow: var(--glass-hi), 0 12px 34px rgba(14, 14, 12, 0.12);
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 16.5px;
  font-weight: 700;
  line-height: normal;
  letter-spacing: -0.01em;
  text-decoration: none;
  white-space: nowrap;
  transform-origin: left center;
  transition: transform var(--dur-base) var(--ease);
}

.nav[data-scrolled="1"] .nav__brand {
  transform: scale(0.94);
}

.nav__mark {
  position: relative;
  display: inline-block;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  isolation: isolate;
}

.nav > .nav__brand .nav__mark::before,
.nav > .nav__brand .nav__mark::after {
  content: "";
  position: absolute;
  width: 44px;
  height: 44px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.nav > .nav__brand .nav__mark::before {
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 93, 219, 0.16), rgba(46, 93, 219, 0.07) 42%, transparent 68%);
}

.nav > .nav__brand .nav__mark::after {
  z-index: 1;
  background: url("/assets/brand/breukr-mark-256x256.png") center / contain no-repeat;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav__links a {
  position: relative;
  padding: 10px 12px;
  color: var(--ink-55);
  font-size: 14.5px;
  font-weight: 500;
  line-height: normal;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

.nav__links a::before {
  content: "";
  position: absolute;
  inset: -4px 0;
}

.nav__links a:hover,
.nav__links a[aria-current="page"] {
  color: var(--ink);
}

.nav__links a[aria-current="page"] {
  background: var(--accent-soft);
  border-radius: var(--r-pill);
  box-shadow: inset 0 0 0 1px rgba(46, 93, 219, 0.15);
}

.nav__menu {
  display: none;
  width: 22px;
  height: 16px;
  box-sizing: content-box;
  padding: 14px 11px;
  margin: -14px -11px;
  flex-direction: column;
  justify-content: space-between;
  border: 0;
  color: var(--ink);
  background: none;
}

.nav__menu::before,
.nav__menu::after {
  content: "";
  display: block;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform var(--dur-base) var(--ease);
}

.nav__menu[aria-expanded="true"]::before {
  transform: translateY(8px) rotate(45deg);
}

.nav__menu[aria-expanded="true"]::after {
  transform: translateY(-8px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  inset: 0 0 auto;
  z-index: 49;
  display: none;
  padding: 84px 12px 20px;
}

.mobile-menu[data-open="1"] {
  display: block;
}

.mobile-menu__panel {
  max-width: 520px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px;
  border: 1px solid var(--glass-brd);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--glass-hi), var(--shadow-glass);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

.mobile-menu a {
  display: flex;
  align-items: center;
  min-height: 52px;
  padding: 12px 16px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 10px;
}

.mobile-menu a:hover,
.mobile-menu a[aria-current="page"] {
  color: var(--accent-deep);
  background: var(--accent-ghost);
}

.mobile-menu__backdrop {
  position: fixed;
  inset: 0;
  z-index: 48;
  display: none;
  background: rgba(14, 14, 12, 0.20);
}

.mobile-menu__backdrop[data-open="1"] {
  display: block;
}

@media (max-width: 810px) {
  .nav {
    top: max(12px, env(safe-area-inset-top));
    width: calc(100vw - 24px);
    padding: 8px 8px 8px 16px;
    gap: 12px;
    justify-content: space-between;
  }

  .nav[data-scrolled="1"] {
    padding: 6px 6px 6px 16px;
  }

  .nav__links {
    display: none;
  }

  .nav__menu {
    display: inline-flex;
  }
}

@media (min-width: 811px) {
  .mobile-menu,
  .mobile-menu__backdrop {
    display: none !important;
  }
}

@media (min-width: 811px) and (max-width: 1040px) {
  .nav {
    gap: 10px;
  }

  .nav__links {
    gap: 0;
  }

  .nav__links a {
    padding: 10px;
    font-size: 14px;
  }
}

.wrap {
  width: min(var(--page), calc(100% - 80px));
  margin-inline: auto;
}

/* Zelfde kicker-recept als Home: system-stack mono, hairline-streepje vooraf. */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  color: var(--ink-55);
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1.3;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--ink-40);
}

.kb-hero {
  padding: clamp(80px, 10vw, 140px) 0 clamp(72px, 9vw, 120px);
}

.kb-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 340px);
  /* Was `end`: dat werkte alleen zolang de H1 hoger was dan de introkolom. Met
     de display-ramp op referentiemaat zakte het kopblok weg en bleef er een gat
     boven de eyebrow staan. */
  align-items: start;
  gap: clamp(56px, 9vw, 120px);
}

/* Display-ramp gelijkgetrokken met de referenties: AI-nulmeting draait
   clamp(52px,6vw,78px)/800/-0.04em/1.01, Home clamp(46px,5.5vw,68px)/800/-0.038em.
   De oude -0.065em viel bovendien onder de contractbodem van -0.04em (§15). */
.kb-hero h1,
.article-hero h1 {
  margin: 0;
  font-size: clamp(3.25rem, 6vw, 4.9rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.01;
  text-wrap: balance;
}

/* De accentregel is het enige serif-moment van het merk; hij stond hier als
   gewone Inter en miste daarmee de herkenning van Home en AI-nulmeting. */
.kb-hero h1 em {
  display: block;
  padding-bottom: 0.08em;
  color: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.08;
}

.kb-hero__intro {
  margin: 0 0 6px;
  color: var(--ink-72);
  font-size: clamp(1.06rem, 1.5vw, 1.24rem);
  line-height: 1.65;
  text-wrap: pretty;
}

.kb-hero__scope {
  margin: 22px 0 0;
  color: var(--ink-55);
  font-size: 14px;
  line-height: 1.55;
}

.articles {
  padding: 0 0 clamp(72px, 8vw, 96px);
}

.articles__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--ink);
}

.articles__head h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3.5vw, 2.7rem);
  font-weight: 680;
  letter-spacing: -0.045em;
  line-height: 1.1;
}

.articles__head p {
  margin: 0;
  color: var(--ink-55);
  font-size: 14px;
}

.article-row {
  display: grid;
  grid-template-columns: clamp(148px, 16vw, 188px) minmax(0, 1fr) 96px;
  gap: clamp(24px, 3.5vw, 52px);
  align-items: center;
  padding: clamp(32px, 4vw, 48px) 4px;
  text-decoration: none;
  border-bottom: 1px solid var(--ink-12);
}

.article-row:hover h3,
.article-row:focus-visible h3 {
  color: var(--accent);
}

.article-row:hover .article-row__arrow,
.article-row:focus-visible .article-row__arrow {
  transform: translateX(5px);
}

.article-row__type,
.article-row__meta {
  margin: 0 0 11px;
  color: var(--ink-55);
  font-size: 13px;
  font-weight: 620;
  line-height: 1.45;
}

.article-row__content {
  min-width: 0;
}

.article-row__media {
  position: relative;
  display: grid;
  width: 100%;
  aspect-ratio: 4 / 3;
  place-items: center;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--ink-12);
  border-radius: var(--radius-sm);
  isolation: isolate;
  transition:
    background-color var(--dur-base) var(--ease),
    border-color var(--dur-base) var(--ease);
}

.article-row:hover .article-row__media,
.article-row:focus-visible .article-row__media {
  background-color: var(--accent-ghost);
  border-color: var(--accent-line);
}

.article-row__media--logos {
  background:
    radial-gradient(circle at 50% 52%, rgba(46, 93, 219, 0.10), transparent 56%),
    var(--surface);
}

.article-row__logo-stack {
  position: relative;
  width: 100%;
  height: 100%;
}

.article-row__logo {
  --stack-x: 0px;
  --stack-r: 0deg;
  --fan-x: 0px;
  --fan-r: 0deg;
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 96px;
  height: 96px;
  place-items: center;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--ink-12);
  border-radius: 24px;
  box-shadow: 0 14px 32px rgba(14, 14, 12, 0.12);
  transform: translate(-50%, -50%) translateX(var(--stack-x)) rotate(var(--stack-r));
  transition: transform var(--dur-base) var(--ease);
}

.article-row__logo img {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.article-row__logo--openai {
  --stack-x: -38px;
  --stack-r: -13deg;
  --fan-x: -52px;
  --fan-r: -4deg;
  z-index: 1;
}

.article-row__logo--copilot {
  --fan-x: 0px;
  z-index: 3;
}

.article-row__logo--claude {
  --stack-x: 38px;
  --stack-r: 13deg;
  --fan-x: 52px;
  --fan-r: 4deg;
  z-index: 2;
}

@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .article-row--platform:hover .article-row__logo,
  .article-row--platform:focus-visible .article-row__logo {
    transform: translate(-50%, -50%) translateX(var(--fan-x)) rotate(var(--fan-r)) scale(1.03);
  }
}

.article-row__media--scope {
  background:
    radial-gradient(circle at 50% 52%, rgba(46, 93, 219, 0.10), transparent 58%),
    var(--surface);
}

.scope-curve {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  transform: translateY(-6px);
}

.scope-curve path {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.scope-curve__base {
  stroke: rgba(14, 14, 12, 0.18);
  stroke-width: 1.1;
}

.scope-curve__active {
  stroke: var(--accent);
  stroke-width: 1.6;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 320ms var(--ease);
}

.article-row--cost:hover .scope-curve__active,
.article-row--cost:focus-visible .scope-curve__active {
  stroke-dashoffset: 0;
}

.scope-part {
  --compact-x: 0px;
  --compact-y: 0px;
  --compact-r: 0deg;
  --open-x: 0px;
  --open-y: 0px;
  --open-r: 0deg;
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 76px;
  height: 54px;
  place-items: center;
  gap: 2px;
  padding: 6px 7px 5px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--ink-12);
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 24px rgba(14, 14, 12, 0.10);
  transform:
    translate(-50%, -50%)
    translate(var(--compact-x), var(--compact-y))
    rotate(var(--compact-r));
  transition:
    transform var(--dur-base) var(--ease),
    border-color var(--dur-base) var(--ease);
}

.article-row--cost:hover .scope-part,
.article-row--cost:focus-visible .scope-part {
  border-color: var(--accent-line);
  transform:
    translate(-50%, -50%)
    translate(var(--open-x), var(--open-y))
    rotate(var(--open-r));
}

.scope-part--process {
  --compact-x: -29px;
  --compact-y: -24px;
  --compact-r: -7deg;
  --open-x: -39px;
  --open-y: -26px;
  --open-r: -1deg;
  z-index: 2;
}

.scope-part--people {
  --compact-x: 29px;
  --compact-y: -24px;
  --compact-r: 6deg;
  --open-x: 39px;
  --open-y: -26px;
  --open-r: 1deg;
  z-index: 4;
}

.scope-part--sources {
  --compact-x: -29px;
  --compact-y: 24px;
  --compact-r: 5deg;
  --open-x: -39px;
  --open-y: 26px;
  --open-r: 1deg;
  z-index: 3;
}

.scope-part--management {
  --compact-x: 29px;
  --compact-y: 24px;
  --compact-r: -5deg;
  --open-x: 39px;
  --open-y: 26px;
  --open-r: -1deg;
  z-index: 5;
}

.scope-part__label {
  font-size: 10px;
  font-weight: 720;
  letter-spacing: -0.01em;
  line-height: 1;
}

.scope-glyph {
  position: relative;
  display: flex;
  width: 28px;
  height: 19px;
  align-items: center;
  justify-content: center;
  color: var(--ink);
}

.scope-glyph i {
  display: block;
}

.scope-glyph--process {
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
}

.scope-glyph--process i {
  width: 27px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
}

.scope-glyph--process i:nth-child(2) {
  width: 19px;
  margin-left: 5px;
  background: var(--accent);
}

.scope-glyph--people {
  gap: 2px;
  align-items: flex-end;
}

.scope-glyph--people i {
  width: 8px;
  height: 8px;
  border: 1.5px solid currentColor;
  border-radius: 50%;
}

.scope-glyph--people i:nth-child(2) {
  width: 11px;
  height: 11px;
  border-color: var(--accent);
}

.scope-glyph--sources i {
  position: absolute;
  width: 20px;
  height: 14px;
  background: var(--card);
  border: 1.5px solid currentColor;
  border-radius: 4px;
}

.scope-glyph--sources i:first-child {
  transform: translate(-4px, 3px);
}

.scope-glyph--sources i:last-child {
  border-color: var(--accent);
  transform: translate(4px, -3px);
}

.scope-glyph--management {
  width: 19px;
  height: 19px;
  border: 1.5px solid currentColor;
  border-radius: 50%;
}

.scope-glyph--management::before,
.scope-glyph--management::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1.5px solid var(--accent);
  border-radius: 3px;
}

.scope-glyph--management::after {
  inset: 8px;
  background: var(--accent);
  border: 0;
  border-radius: 50%;
}

.article-row__media--architecture {
  background:
    radial-gradient(circle at 50% 52%, rgba(46, 93, 219, 0.10), transparent 58%),
    var(--surface);
}

.architecture-stack {
  position: absolute;
  inset: 0;
}

.architecture-link {
  position: absolute;
  top: 50%;
  left: calc(50% - 48px);
  width: 2px;
  height: 80px;
  background: var(--accent-line);
  border-radius: 2px;
  opacity: 0;
  transform: translateY(-50%) scaleY(0.14);
  transition:
    opacity 420ms var(--ease),
    transform 420ms var(--ease);
}

.architecture-layer {
  --closed-x: 0px;
  --closed-y: 0px;
  --open-y: 0px;
  position: absolute;
  top: 50%;
  left: 50%;
  display: flex;
  width: min(126px, calc(100% - 22px));
  height: 27px;
  align-items: center;
  padding: 0 12px 0 30px;
  background: rgba(255, 255, 255, 0.97);
  border: 1px solid var(--ink-12);
  border-radius: 12px;
  box-shadow: 0 8px 18px rgba(14, 14, 12, 0.08);
  transform:
    translate(-50%, -50%)
    translate(var(--closed-x), var(--closed-y));
  transition:
    transform var(--dur-base) var(--ease),
    border-color var(--dur-base) var(--ease);
}

.architecture-layer::before {
  content: "";
  position: absolute;
  left: 13px;
  width: 8px;
  height: 8px;
  background: var(--card);
  border: 2px solid var(--accent);
  border-radius: 3px;
  opacity: 0;
  transform: scale(0.5);
  transition:
    opacity var(--dur-base) var(--ease),
    transform var(--dur-base) var(--ease);
}

.architecture-layer--workflow {
  --closed-x: -7px;
  --closed-y: -10px;
  --open-y: -43px;
  z-index: 4;
}

.architecture-layer--access {
  --closed-x: -2px;
  --closed-y: -3px;
  --open-y: -14px;
  z-index: 3;
}

.architecture-layer--sources {
  --closed-x: 3px;
  --closed-y: 4px;
  --open-y: 15px;
  z-index: 2;
}

.architecture-layer--governance {
  --closed-x: 8px;
  --closed-y: 11px;
  --open-y: 44px;
  z-index: 1;
}

.architecture-layer__label {
  font-size: 10px;
  font-weight: 720;
  letter-spacing: -0.01em;
  line-height: 1;
  opacity: 0;
  transform: translateX(-5px);
  transition:
    opacity var(--dur-base) var(--ease),
    transform var(--dur-base) var(--ease);
}

.architecture-title {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  font-weight: 750;
  transform: translate(-50%, -50%) translate(-7px, -10px);
  transition: opacity var(--dur-base) var(--ease);
}

.architecture-title::before {
  content: "";
  width: 15px;
  height: 15px;
  background:
    linear-gradient(var(--card), var(--card)) 4px 4px / 7px 2px no-repeat,
    linear-gradient(var(--card), var(--card)) 4px 7px / 7px 2px no-repeat,
    linear-gradient(var(--card), var(--card)) 4px 10px / 7px 2px no-repeat,
    var(--accent);
  border-radius: 4px;
}

.article-row--architecture:hover .architecture-link,
.article-row--architecture:focus-visible .architecture-link {
  opacity: 1;
  transform: translateY(-50%) scaleY(1);
}

.article-row--architecture:hover .architecture-layer,
.article-row--architecture:focus-visible .architecture-layer {
  border-color: var(--accent-line);
  transform:
    translate(-50%, -50%)
    translateY(var(--open-y));
}

.article-row--architecture:hover .architecture-layer::before,
.article-row--architecture:focus-visible .architecture-layer::before,
.article-row--architecture:hover .architecture-layer__label,
.article-row--architecture:focus-visible .architecture-layer__label {
  opacity: 1;
  transform: none;
}

.article-row--architecture:hover .architecture-title,
.article-row--architecture:focus-visible .architecture-title {
  opacity: 0;
}

/* Maatwerk: drie standaardblokken laten één kwadrant open; het accentstuk schuift
   erin. Zelfde grammatica als de andere media-tegels: transform-only, gesloten
   staat in rust, open staat bij hover, focus, touch en reduced motion. */
.article-row__media--build {
  background:
    radial-gradient(circle at 50% 52%, rgba(46, 93, 219, 0.10), transparent 58%),
    var(--surface);
}

.build-stack {
  position: absolute;
  inset: 0;
}

.build-block,
.build-piece,
.build-slot {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 46px;
  height: 34px;
  border-radius: 9px;
  transform: translate(-50%, -50%) translate(var(--x), var(--y));
}

.build-block {
  background: rgba(255, 255, 255, 0.97);
  border: 1px solid var(--ink-12);
  box-shadow: 0 8px 18px rgba(14, 14, 12, 0.08);
}

.build-block--a { --x: -26px; --y: -20px; }
.build-block--b { --x: 26px; --y: -20px; }
.build-block--c { --x: -26px; --y: 20px; }

/* Het lege kwadrant: gestreepte omtrek die dooft zodra het stuk erin zit. */
.build-slot {
  --x: 26px;
  --y: 20px;
  border: 1.5px dashed var(--accent-line);
  transition: opacity var(--dur-base) var(--ease);
}

.build-piece {
  /* Blijft binnen de tegel: de media heeft overflow:hidden, en rotatie plus
     schaduw vergroten de bounding box nog eens. */
  --x: 54px;
  --y: -40px;
  --r: -10deg;
  z-index: 2;
  display: grid;
  place-items: center;
  background: var(--accent-ghost);
  border: 1.5px solid var(--accent);
  box-shadow: 0 10px 22px rgba(46, 93, 219, 0.18);
  transform: translate(-50%, -50%) translate(var(--x), var(--y)) rotate(var(--r));
  transition:
    transform 360ms var(--ease),
    box-shadow var(--dur-base) var(--ease);
}

.build-piece::before {
  content: "";
  width: 14px;
  height: 14px;
  background:
    linear-gradient(var(--accent), var(--accent)) 0 6px / 14px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) 6px 0 / 2px 14px no-repeat;
}

.build-label {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 3;
  font-size: 10px;
  font-weight: 720;
  letter-spacing: -0.01em;
  line-height: 1;
  opacity: 0;
  transform: translate(-50%, -50%) translateY(54px);
  transition: opacity var(--dur-base) var(--ease);
}

.article-row--maatwerk:hover .build-piece,
.article-row--maatwerk:focus-visible .build-piece {
  --x: 26px;
  --y: 20px;
  --r: 0deg;
  box-shadow: 0 6px 14px rgba(46, 93, 219, 0.14);
}

.article-row--maatwerk:hover .build-slot,
.article-row--maatwerk:focus-visible .build-slot {
  opacity: 0;
}

.article-row--maatwerk:hover .build-label,
.article-row--maatwerk:focus-visible .build-label {
  opacity: 1;
}

.article-row h3 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(1.65rem, 3.2vw, 2.65rem);
  font-weight: 650;
  letter-spacing: -0.045em;
  line-height: 1.1;
  transition: color 160ms ease;
  text-wrap: balance;
}

.article-row__summary {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--ink-72);
  line-height: 1.65;
  text-wrap: pretty;
}

.article-row__end {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  min-height: 32px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 650;
  text-align: right;
}

.article-row__arrow {
  color: var(--accent);
  font-size: 21px;
  transition: transform 160ms ease;
}

.index-principle {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1fr);
  gap: clamp(48px, 8vw, 110px);
  padding: clamp(72px, 8vw, 96px) 0 clamp(80px, 10vw, 130px);
  border-top: 1px solid var(--ink-12);
}

.index-principle h2 {
  max-width: 560px;
  margin: 0;
  font-size: clamp(2.15rem, 4vw, 3.6rem);
  font-weight: 680;
  letter-spacing: -0.055em;
  line-height: 1.02;
  text-wrap: balance;
}

.index-principle__body {
  max-width: 620px;
}

.index-principle__body p {
  margin: 0 0 22px;
  color: var(--ink-72);
}

.index-principle__body ul {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink-12);
}

.index-principle__body li {
  padding: 15px 0;
  border-bottom: 1px solid var(--ink-12);
  font-weight: 560;
}

.article-hero {
  width: min(1040px, calc(100% - 80px));
  margin-inline: auto;
  padding: clamp(92px, 9vw, 122px) 0 clamp(68px, 8vw, 104px);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 34px;
  color: var(--ink-55);
  font-size: 13px;
  font-weight: 580;
}

.breadcrumbs a:hover {
  color: var(--accent-deep);
}

.breadcrumbs span[aria-hidden="true"] {
  color: rgba(14, 14, 12, 0.3);
}

.article-hero h1 {
  max-width: 1020px;
  font-size: clamp(2.875rem, 5.5vw, 4.25rem);
}

.article-hero__lede {
  max-width: 760px;
  margin: clamp(30px, 4vw, 46px) 0 0;
  color: var(--ink-72);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.58;
  text-wrap: pretty;
}

.article-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-top: 30px;
  padding-top: 22px;
  color: var(--ink-55);
  font-size: 13px;
  border-top: 1px solid var(--ink-12);
}

.article-layout {
  display: grid;
  grid-template-columns: 190px minmax(0, var(--prose));
  justify-content: center;
  gap: clamp(48px, 7vw, 94px);
  width: min(var(--page), calc(100% - 80px));
  margin-inline: auto;
  padding-bottom: clamp(100px, 13vw, 170px);
}

.article-rail {
  align-self: start;
  position: sticky;
  top: 118px;
  padding-top: 6px;
  font-size: 13px;
}

.article-rail p {
  margin: 0 0 15px;
  color: var(--ink-55);
  font-weight: 680;
}

.article-rail ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-rail li + li {
  margin-top: 11px;
}

.article-rail a {
  color: var(--ink-55);
  text-decoration: none;
}

.article-rail a:hover {
  color: var(--accent-deep);
}

.article-body {
  min-width: 0;
}

.article-body > p:first-child {
  margin-top: 0;
}

.article-body p,
.article-body li {
  color: var(--ink-72);
  text-wrap: pretty;
}

.article-body p {
  margin: 0 0 1.35em;
}

.article-body h2 {
  margin: 2.7em 0 0.7em;
  color: var(--ink);
  font-size: clamp(1.95rem, 4vw, 2.85rem);
  font-weight: 680;
  letter-spacing: -0.05em;
  line-height: 1.08;
  scroll-margin-top: 116px;
  text-wrap: balance;
}

.article-body h3 {
  margin: 2.2em 0 0.65em;
  color: var(--ink);
  font-size: 1.28rem;
  font-weight: 680;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.article-body strong {
  color: var(--ink);
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.6em;
  padding-left: 1.35em;
}

.article-body li + li {
  margin-top: 0.6em;
}

.article-body a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.article-body a:hover {
  text-decoration-thickness: 2px;
}

.decision-box {
  margin: 2.2em 0;
  padding: clamp(24px, 4vw, 34px);
  background: var(--surface);
  border-radius: var(--radius-md);
}

.decision-box p:last-child,
.decision-box ul:last-child,
.decision-box ol:last-child {
  margin-bottom: 0;
}

.decision-box__label {
  margin: 0 0 11px !important;
  color: var(--accent-deep) !important;
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.decision-list {
  margin: 2.1em 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

.decision-list li {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 26px;
  padding: 22px 0;
  border-bottom: 1px solid var(--ink-12);
}

.decision-list strong {
  font-size: 14px;
  line-height: 1.5;
}

.decision-list span {
  color: var(--ink-72);
}

.table-wrap {
  width: 100%;
  margin: 2.2em 0;
  overflow-x: auto;
  border-top: 1px solid var(--ink);
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.5;
}

th,
td {
  padding: 16px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--ink-12);
}

th {
  color: var(--ink);
  font-size: 12px;
  font-weight: 720;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

td {
  color: var(--ink-72);
}

.source-list {
  margin-top: 2.2em;
  padding-top: 22px;
  border-top: 1px solid var(--ink-12);
}

.source-list p {
  color: var(--ink-55);
  font-size: 13px;
}

.source-list ul {
  margin-bottom: 0;
}

.source-list li {
  color: var(--ink-55);
  font-size: 13px;
}

.article-cta {
  margin-top: 4.2em;
  padding: clamp(30px, 5vw, 46px);
  color: #fff;
  background: var(--ink);
  border-radius: var(--radius-lg);
}

.article-cta .eyebrow {
  /* .article-cta p wint van .eyebrow op specificiteit en zette de marge om naar
     20px bovenlangs; hier terug naar het paginabrede eyebrow-ritme. */
  margin: 0 0 20px;
  color: var(--accent-sky);
}

.article-cta .eyebrow::before {
  /* Inverse variant van het kicker-streepje, zoals Home op inkt doet. */
  background: rgba(255, 255, 255, 0.28);
}

.article-cta h2 {
  max-width: 560px;
  margin: 0;
  color: #fff;
  font-size: clamp(2rem, 4.4vw, 3.3rem);
  /* Stond alleen op .article-body h2, dus buiten een artikel (de index) viel de
     kop terug op body-line-height en zonder tracking. Nu draagt de component
     haar eigen koptypografie, in beide contexten identiek. */
  font-weight: 680;
  letter-spacing: -0.05em;
  line-height: 1.08;
  text-wrap: balance;
}

.article-cta p {
  max-width: 560px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.article-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.article-cta a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  color: var(--ink);
  background: #fff;
  border-radius: var(--radius-control);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}

.article-cta a:hover {
  background: var(--surface);
}

.article-cta a.article-cta__secondary {
  color: #fff;
  background: transparent;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.28);
}

.article-cta a.article-cta__secondary:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* Focusring op inkt-oppervlakken: accentblauw op #0E0E0C is te zwak en wijkt af
   van Home, dat hier wit gebruikt (design contract §13). */
.article-cta :focus-visible,
.foot :focus-visible {
  outline-color: #fff;
}

/* De index draagt dezelfde kaart, maar dan als paginabrede afsluiter i.p.v. in
   de 680px-tekstkolom: daar hoort een bredere kopmaat bij en dezelfde
   onderruimte naar de footer die het artikel via .article-layout al heeft. */
main > .article-cta {
  margin-bottom: clamp(100px, 13vw, 170px);
}

main > .article-cta h2 {
  max-width: 760px;
}

.related {
  margin-top: 3.5em;
  padding-top: 26px;
  border-top: 1px solid var(--ink);
}

.related h2 {
  margin: 0 0 18px;
  font-size: 1.35rem;
  letter-spacing: -0.025em;
}

.related a {
  display: block;
  padding: 13px 0;
  color: var(--ink);
  font-weight: 620;
  text-decoration: none;
  border-bottom: 1px solid var(--ink-12);
}

.related a:hover {
  color: var(--accent-deep);
}

.foot {
  position: relative;
  overflow: hidden;
  padding: clamp(56px, 6vw, 72px) 0 0;
  color: var(--inverse-ink-60);
  background: var(--inverse-surface);
  border-top: 1px solid var(--inverse-hairline);
  font-size: 14px;
}

.foot__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
}

.foot__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--inverse-ink);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
}

.foot__brand .nav__mark {
  width: 32px;
  height: 32px;
  background: url("/assets/brand/breukr-mark-256x256.png") center / contain no-repeat;
}

.foot__tagline {
  max-width: 36ch;
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 14px;
  line-height: 1.55;
}

.foot__tagline a {
  color: var(--inverse-ink-60);
}

.foot__legal {
  max-width: 44ch;
  margin: 0;
  color: rgba(255, 255, 255, 0.48);
  font-size: 12.5px;
  line-height: 1.6;
}

.foot__col h3 {
  margin: 0 0 14px;
  color: var(--accent-sky);
  font-size: 13px;
  font-weight: 600;
}

.foot__col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.foot__col a {
  color: var(--inverse-ink-60);
  font-size: 14px;
  text-decoration: none;
}

.foot__col a:hover,
.foot__tagline a:hover {
  color: var(--inverse-ink);
}

.foot__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  margin-top: 48px;
  padding-top: 24px;
  color: var(--inverse-ink-60);
  font-size: 12.5px;
  border-top: 1px solid var(--inverse-hairline);
}

.foot__watermark {
  margin: clamp(32px, 5vw, 56px) 0 0;
  color: #20201c;
  font-size: clamp(96px, 23vw, 320px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.8;
  text-align: center;
  white-space: nowrap;
  user-select: none;
  -webkit-mask-image: linear-gradient(180deg, #000 62%, transparent 97%);
  mask-image: linear-gradient(180deg, #000 62%, transparent 97%);
}

@media (max-width: 1100px) {
  .architecture-layer {
    width: min(112px, calc(100% - 18px));
    height: 24px;
  }

  .architecture-link {
    left: calc(50% - 42px);
    height: 68px;
  }

  .architecture-layer--workflow {
    --open-y: -36px;
  }

  .architecture-layer--access {
    --open-y: -12px;
  }

  .architecture-layer--sources {
    --open-y: 12px;
  }

  .architecture-layer--governance {
    --open-y: 36px;
  }
}

@media (max-width: 900px) {
  .kb-hero,
  .article-hero {
    padding-top: 96px;
  }

  .kb-hero__grid,
  .index-principle {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .kb-hero__intro {
    max-width: 620px;
  }

  .article-layout {
    grid-template-columns: minmax(0, var(--prose));
  }

  .article-rail {
    display: none;
  }

  .article-row {
    grid-template-columns: 140px minmax(0, 1fr) 72px;
    gap: 24px;
  }

  .scope-part {
    width: 62px;
    height: 46px;
    padding: 4px 5px;
  }

  .scope-part--process,
  .scope-part--sources {
    --open-x: -31px;
  }

  .scope-part--people,
  .scope-part--management {
    --open-x: 31px;
  }

  .scope-part--process,
  .scope-part--people {
    --open-y: -21px;
  }

  .scope-part--sources,
  .scope-part--management {
    --open-y: 21px;
  }
}

@media (max-width: 680px) {
  html {
    scroll-padding-top: 96px;
  }

  body {
    font-size: 16px;
  }

  .wrap,
  .article-hero,
  .article-layout {
    width: calc(100% - 40px);
  }

  .kb-hero h1,
  .article-hero h1 {
    font-size: clamp(2.5625rem, 12.6vw, 3.375rem);
    letter-spacing: -0.04em;
  }

  .articles__head {
    display: block;
  }

  .articles__head p {
    margin-top: 8px;
  }

  .article-row {
    grid-template-columns: 1fr;
    gap: 13px;
  }

  .article-row__media {
    width: min(190px, 62vw);
  }

  .article-row__end {
    justify-content: flex-start;
    text-align: left;
  }

  .decision-list li {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .foot__grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
}

@media (hover: none), (pointer: coarse), (prefers-reduced-motion: reduce) {
  .architecture-link {
    opacity: 1;
    transform: translateY(-50%) scaleY(1);
  }

  .architecture-layer {
    border-color: var(--accent-line);
    transform:
      translate(-50%, -50%)
      translateY(var(--open-y));
  }

  .architecture-layer::before,
  .architecture-layer__label {
    opacity: 1;
    transform: none;
  }

  .architecture-title {
    opacity: 0;
  }

  .scope-part {
    transform:
      translate(-50%, -50%)
      translate(var(--open-x), var(--open-y))
      rotate(var(--open-r));
  }

  .scope-curve__active {
    stroke-dashoffset: 0;
  }

  .build-piece {
    --x: 26px;
    --y: 20px;
    --r: 0deg;
  }

  .build-slot {
    opacity: 0;
  }

  .build-label {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}