/* thomas-gadellaa.nl — Rietveld-wereld: vlakken, balken, kleur alleen op wat beweegt */

@font-face {
  font-family: "Jost";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../fonts/jost-latin-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Jost";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../fonts/jost-latin-ext-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  --white: #ffffff;
  --plane: #ececec;
  --depth: #b7b7b7;
  --ink: #111111;
  --ink-soft: #3d3d3d;
  --red: #e30613;
  --yellow: #ffd400;
  --blue: #0055a4;

  --beam: 5px;
  --edge: 10px;
  --band-h: 96px;
  --pad: clamp(24px, 4.4vw, 72px);
  --pad-s: clamp(20px, 2.6vw, 40px);

  --font: "Jost", "Futura", "Avenir Next", system-ui, sans-serif;
  --t-small: 0.9375rem;
  --t-ui: 1.0625rem;
  --t-body: 1.1875rem;
  --t-lead: clamp(1.25rem, 1.55vw, 1.5rem);
  --t-h3: clamp(1.5rem, 2.2vw, 2.25rem);

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);

  color-scheme: light;
  scrollbar-color: var(--ink) var(--plane);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--band-h) + var(--beam)); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: var(--ink);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--t-body);
  line-height: 1.55;
  font-weight: 400;
  font-kerning: normal;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  caret-color: var(--red);
}
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
p, li, dd, figcaption { text-wrap: pretty; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration-thickness: 2px; text-underline-offset: 0.2em; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }
::selection { background: var(--yellow); color: var(--ink); }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }

.skip {
  position: absolute; left: var(--pad); top: -100px; z-index: 50;
  background: var(--ink); color: var(--white); padding: 12px 18px; text-decoration: none;
}
.skip:focus { top: 12px; }

/* ---------- vlakken ---------- */
.plane { background: var(--white); padding: var(--pad); min-width: 0; }
.plane--grey { background: var(--plane); }
.plane--yellow { background: var(--yellow); }
main { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--beam); }
main > section { min-width: 0; }

/* ---------- typografie ---------- */
.display {
  font-weight: 600;
  text-transform: lowercase;
  letter-spacing: -0.03em;
  line-height: 0.98;
  text-wrap: balance;
}
.hero__title { font-size: clamp(2.5rem, 5.5vw, 6rem); max-width: 11.5em; }
.display--section { font-size: clamp(2.125rem, 4vw, 4.25rem); max-width: 14em; }
.lede { font-size: var(--t-lead); line-height: 1.45; max-width: 32em; }
.subhead { font-size: var(--t-h3); font-weight: 560; text-transform: lowercase; letter-spacing: -0.015em; line-height: 1.1; }

.squares li { position: relative; padding-left: 1.4em; }
.squares li + li { margin-top: 0.55em; }
.squares li::before {
  content: ""; position: absolute; left: 0; top: 0.52em;
  width: 0.5em; height: 0.5em; background: var(--sq, var(--ink));
}
.squares--two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.9em 3em; }
.squares--two li + li { margin-top: 0; }

/* ---------- knoppen ---------- */
.btn {
  --edge-c: var(--yellow);
  position: relative; display: inline-flex; align-items: center;
  min-height: 60px; padding: 0 calc(28px + var(--edge)) 0 28px;
  font-size: var(--t-ui); font-weight: 520; text-transform: lowercase; letter-spacing: -0.005em;
  text-decoration: none; border: 0; border-radius: 0;
  transition: transform 140ms var(--ease-out), background-color 200ms ease;
}
.btn::after {
  content: ""; position: absolute; top: 0; right: 0; bottom: 0; width: var(--edge);
  background: var(--edge-c); transform-origin: right center;
  transition: transform 220ms var(--ease-out);
}
.btn:active { transform: scale(0.97); }
.btn--red { background: var(--red); color: var(--white); }
.btn--line { --edge-c: var(--blue); background: var(--white); color: var(--ink); border: 3px solid var(--ink); }
@media (hover: hover) and (pointer: fine) {
  .btn:hover::after { transform: scaleX(1.8); }
  .btn--line:hover { background: var(--plane); }
}
.actions { display: flex; flex-wrap: wrap; gap: 16px; }

/* ---------- band (kop) ---------- */
.band {
  position: sticky; top: 0; z-index: 30;
  display: grid; grid-template-columns: minmax(250px, 24%) minmax(0, 1fr);
  gap: var(--beam); background: var(--ink);
  border-bottom: var(--beam) solid var(--ink);
  height: calc(var(--band-h) + var(--beam));
}
.brand {
  background: var(--white); padding: 0 var(--pad-s) 0 var(--pad);
  display: flex; flex-direction: column; justify-content: center;
  text-decoration: none; line-height: 1;
}
.brand__name { font-size: var(--t-lead); font-weight: 600; text-transform: lowercase; letter-spacing: -0.025em; }
.brand__trade { margin-top: 6px; font-size: var(--t-small); text-transform: lowercase; color: var(--ink-soft); }
.band__room {
  background: var(--white); display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding: 0 var(--pad) 0 var(--pad-s);
}
.nav { position: relative; align-self: stretch; display: flex; align-items: center; }
.nav__list { display: flex; gap: clamp(20px, 3.2vw, 52px); }
.nav__list a {
  display: inline-block; padding: 10px 0; font-size: var(--t-ui); font-weight: 480;
  text-transform: lowercase; text-decoration: none; color: var(--ink);
}
.nav__list a[aria-current="true"] { font-weight: 560; }
.nav__edge {
  position: absolute; left: 0; bottom: 22px; height: 4px; width: 1px;
  background: var(--red); transform-origin: left center; opacity: 0;
  transition: transform 520ms var(--ease-out), opacity 200ms ease;
}
.nav__edge.is-on { opacity: 1; }
.band__cta { min-height: 52px; font-size: var(--t-ui); }
.band__menu { display: none; }
.menu { display: none; }

/* ---------- hero ---------- */
.hero {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--beam); background: var(--ink);
  min-height: max(640px, calc(100svh - var(--band-h) - var(--beam)));
}
.hero__copy { display: flex; flex-direction: column; justify-content: center; padding-block: clamp(48px, 6vw, 96px); }
.hero__group { display: grid; gap: 36px; }
.hero__lead { margin-top: -4px; }
.hero__lead { font-size: var(--t-lead); line-height: 1.45; max-width: 31em; }

.hero__plan { display: grid; grid-template-rows: auto minmax(300px, 1fr) auto auto; gap: 22px; padding-block: clamp(48px, 6vw, 96px); }
.plan__title { font-size: var(--t-ui); font-weight: 520; text-transform: lowercase; letter-spacing: -0.005em; }
.plan {
  --c1: 60fr; --c2: 40fr; --r1: 15fr; --r2: 15fr; --r3: 10fr;
  display: grid;
  grid-template-columns: var(--c1) var(--c2);
  grid-template-rows: var(--r1) var(--r2) var(--r3);
  gap: var(--beam); background: var(--ink); border: var(--beam) solid var(--ink);
  contain: layout paint;
  transition: grid-template-columns 900ms var(--ease-in-out), grid-template-rows 900ms var(--ease-in-out);
}
.plan__room {
  position: relative; min-width: 0; min-height: 0; overflow: hidden;
  display: flex; flex-direction: column; justify-content: space-between; gap: 8px;
  padding: 14px 18px 16px; background: var(--white);
}
.plan__room--google { grid-row: 1 / 4; }
.plan__room--chatgpt { background: var(--ink); color: var(--white); }
.plan__room::after { content: ""; position: absolute; background: var(--sq); transition: transform 500ms var(--ease-out); }
.plan__room--google { --sq: var(--red); }
.plan__room--google::after { top: 0; right: 0; bottom: 0; width: var(--edge); transform-origin: right; }
.plan__room--microsoft { --sq: var(--blue); }
.plan__room--meta { --sq: var(--yellow); }
.plan__room--microsoft::after, .plan__room--meta::after { left: 0; right: 0; bottom: 0; height: var(--edge); transform-origin: bottom; }
.plan__room--chatgpt::after { display: none; }
.plan.is-shifting .plan__room--google::after { transform: scaleX(1.6); }
.plan.is-shifting .plan__room--microsoft::after,
.plan.is-shifting .plan__room--meta::after { transform: scaleY(1.6); }
.plan__name { font-size: var(--t-small); font-weight: 500; text-transform: lowercase; white-space: nowrap; }
.plan__share {
  font-size: var(--t-h3); font-weight: 520; line-height: 0.9;
  letter-spacing: -0.03em; font-variant-numeric: tabular-nums; white-space: nowrap;
}

.goal {
  position: relative; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--beam); background: var(--ink); border: var(--beam) solid var(--ink);
}
.goal__option {
  min-height: 56px; border: 0; background: var(--white); color: var(--ink-soft);
  font-size: var(--t-ui); font-weight: 480; text-transform: lowercase;
  transition: color 200ms ease, background-color 200ms ease;
}
.goal__option[aria-pressed="true"] { color: var(--ink); font-weight: 600; }
@media (hover: hover) and (pointer: fine) { .goal__option:hover { background: var(--plane); } }
.goal__edge {
  --i: 0;
  position: absolute; left: 0; bottom: 0; height: 8px;
  width: calc((100% - 2 * var(--beam)) / 3); background: var(--red);
  transform: translateX(calc(var(--i) * (100% + var(--beam))));
  transition: transform 560ms var(--ease-out);
  pointer-events: none;
}
.plan__note { font-size: var(--t-small); line-height: 1.45; color: var(--ink-soft); max-width: 36em; }

/* ---------- kanalen ---------- */
.channels { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--beam); background: var(--ink); }
.channels__intro {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 32px 64px; align-items: end;
  padding-top: clamp(64px, 9vw, 144px);
}
.rooms { --open: 4.5; display: flex; gap: var(--beam); background: var(--ink); height: clamp(540px, 64vh, 640px); }
.room {
  --sq: var(--ink);
  position: relative; flex: 1 1 0; min-width: 0; overflow: hidden;
  background: var(--white); display: flex; flex-direction: column;
  transition: flex-grow 800ms var(--ease-in-out), background-color 300ms ease;
}
.room--google { --sq: var(--red); }
.room--microsoft { --sq: var(--blue); }
.room--meta { --sq: var(--yellow); }
.room--chatgpt { --sq: var(--ink); }
.room.is-open { flex-grow: var(--open); }
.room::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: var(--edge);
  background: var(--sq); transform: scaleX(0); transform-origin: left;
  transition: transform 600ms var(--ease-out);
}
.room.is-open::before { transform: scaleX(1); transition-delay: 200ms; }
.room:not(.is-open) { background: var(--plane); }
.room__head { margin: 0; }
.room:not(.is-open) .room__head { flex: 1; display: flex; }
.room:not(.is-open) .room__toggle { height: 100%; }
.room__toggle {
  position: relative; display: block; width: 100%; text-align: left;
  border: 0; background: none; padding: calc(var(--pad-s) + var(--edge)) calc(var(--pad-s) + 36px) 18px var(--pad-s);
  font-size: var(--t-h3); font-weight: 560; text-transform: lowercase;
  letter-spacing: -0.02em; line-height: 1.05;
}
.room__toggle::before, .room__toggle::after {
  content: ""; position: absolute; right: var(--pad-s); top: calc(var(--pad-s) + var(--edge) + 0.5em);
  width: 18px; height: 3px; background: var(--ink); transition: transform 400ms var(--ease-out);
}
.room:not(.is-open) .room__toggle { padding-right: var(--pad-s); }
.room:not(.is-open) .room__toggle::before, .room:not(.is-open) .room__toggle::after { top: auto; bottom: var(--pad-s); left: var(--pad-s); right: auto; }
.room__toggle::after { transform: rotate(90deg); }
.room.is-open .room__toggle::after { transform: rotate(0deg); }
.room.is-open .room__toggle { cursor: default; }
@media (hover: hover) and (pointer: fine) {
  .room:not(.is-open):hover { background: var(--white); }
}
.room__body { flex: 1; min-height: 0; padding: 0 var(--pad-s) var(--pad-s); }
.room:first-child .room__toggle, .room:first-child .room__body { padding-left: var(--pad); }
.room:first-child:not(.is-open) .room__toggle::before, .room:first-child:not(.is-open) .room__toggle::after { left: var(--pad); }
.room__inner {
  width: calc((100vw - 3 * var(--beam)) * var(--open) / (var(--open) + 3) - 2 * var(--pad-s));
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 24px 40px; align-items: start;
  opacity: 0; transform: translateY(12px); visibility: hidden;
  transition: opacity 260ms ease, transform 500ms var(--ease-out), visibility 0s linear 260ms;
}
.room.is-open .room__inner {
  opacity: 1; transform: none; visibility: visible;
  transition: opacity 500ms ease 260ms, transform 700ms var(--ease-out) 260ms, visibility 0s;
}
.room__text { display: grid; gap: 24px; }
.room__text p { font-size: var(--t-body); }
.room__inner .squares li::before { background: var(--sq); }

/* voorbeeldfragmenten: zo ziet een advertentie er per kanaal uit */
.sample { display: grid; gap: 10px; }
.sample figcaption { font-size: var(--t-small); color: var(--ink-soft); }
.sample__screen { background: var(--white); border: 3px solid var(--ink); padding: 18px 20px; font-size: 0.875rem; line-height: 1.4; }
.serp__query { border: 2px solid #cfcfcf; border-radius: 999px; padding: 7px 16px; color: var(--ink-soft); margin-bottom: 16px; }
.serp__label { font-weight: 700; font-size: 0.8125rem; }
.serp__url { color: #4f4f4f; font-size: 0.8125rem; }
.serp__head { margin-top: 6px; color: var(--blue); font-size: 1.1875rem; line-height: 1.25; }
.serp__desc { margin-top: 6px; color: var(--ink-soft); }
.serp__links { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 4px 18px; color: var(--blue); }
.sample__title { font-weight: 600; margin-bottom: 10px; }
.target { display: grid; gap: 0; margin: 0; }
.target div { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 5fr) auto; gap: 12px; padding: 10px 0; align-items: baseline; }
.target div + div { border-top: 1px solid #d6d6d6; }
.target dt { color: var(--ink-soft); }
.target dd { margin: 0; }
.target__bid { font-variant-numeric: tabular-nums; font-weight: 600; color: var(--blue); }
.sample__note { margin-top: 10px; color: var(--ink-soft); }
.post { padding: 0; }
.post__head { display: flex; gap: 10px; align-items: center; padding: 12px 14px; line-height: 1.25; }
.post__avatar { display: grid; place-items: center; width: 34px; height: 34px; background: var(--ink); color: var(--white); font-weight: 600; font-size: 0.8125rem; }
.post__creative {
  position: relative; aspect-ratio: 16 / 10; display: grid;
  grid-template-columns: 3fr 1fr; grid-template-rows: 2fr 1fr; gap: 4px; background: var(--ink);
  border-block: 3px solid var(--ink);
}
.post__creative i { background: var(--plane); }
.post__creative i:nth-child(1) { background: var(--yellow); grid-row: 1 / 3; }
.post__creative i:nth-child(3) { background: var(--blue); }
.post__creative b { position: absolute; left: 16px; top: 14px; font-size: 1.375rem; line-height: 1.05; font-weight: 600; letter-spacing: -0.02em; }
.post__cta { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 14px; background: var(--plane); }
.post__btn { background: var(--white); border: 2px solid var(--ink); padding: 5px 12px; font-weight: 600; }
.chat { display: grid; gap: 12px; }
.chat__ask { justify-self: end; max-width: 85%; background: var(--plane); padding: 9px 14px; border-radius: 16px; }
.chat__answer { color: var(--ink); }
.chat__ad { display: grid; gap: 2px; padding-top: 12px; border-top: 3px solid var(--ink); }

/* ---------- meting ---------- */
.measure { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: var(--beam); background: var(--ink); }
.measure__frame { display: grid; align-content: start; gap: clamp(40px, 5vw, 72px); padding-top: clamp(64px, 9vw, 144px); }
.measure__head { display: grid; gap: 28px; }
.chain-wrap { position: relative; padding-left: 40px; }
.chain { position: relative; display: grid; gap: 0; }
.chain__joint {
  position: relative; display: grid; grid-template-columns: minmax(0, 1fr); gap: 4px;
  align-items: baseline; padding: 22px 0 22px 40px;
}
.chain__joint + .chain__joint { border-top: 0; }
.chain__joint::before {
  content: ""; position: absolute; left: -40px; top: 50%; width: 64px; height: var(--beam);
  background: var(--ink); transform: translateY(-50%) scaleX(var(--arm, 1)); transform-origin: left;
}
.chain__joint strong { font-size: var(--t-h3); font-weight: 560; text-transform: lowercase; letter-spacing: -0.02em; line-height: 1.05; }
.chain__joint span { font-size: var(--t-ui); color: var(--ink-soft); }
.chain__joint--result { margin-top: 10px; background: var(--blue); color: var(--white); padding-right: var(--pad-s); }
.chain__joint--result span { color: #dfe8f5; }
.chain__beam {
  position: absolute; left: 0; top: 0; bottom: 30px;
  width: var(--beam); background: var(--ink); transform-origin: top;
}
.measure__checks { display: grid; align-content: start; gap: 28px; padding-top: clamp(64px, 9vw, 144px); }
.measure__checks .squares--two { grid-template-columns: 1fr; }

/* ---------- gereedschap ---------- */
.tools { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: var(--beam); background: var(--ink); }
.tools__copy { display: grid; align-content: start; gap: 28px; padding-top: clamp(64px, 9vw, 144px); }
.tools__fragment { display: grid; align-content: center; gap: 16px; }
.monitor { background: var(--white); border: 3px solid var(--ink); font-size: var(--t-small); }
.monitor__bar {
  display: flex; justify-content: space-between; gap: 16px; padding: 14px 18px;
  background: var(--ink); color: var(--white); font-weight: 520;
}
.monitor__table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.monitor__table th, .monitor__table td { text-align: left; padding: 13px 10px; vertical-align: top; }
.monitor__table th { font-weight: 520; color: var(--ink-soft); font-size: var(--t-small); border-bottom: 3px solid var(--ink); }
.monitor__table td:first-child, .monitor__table th:first-child { padding-left: 18px; }
.monitor__table td:last-child, .monitor__table th:last-child { padding-right: 18px; }
.monitor__table tbody tr + tr td { border-top: 1px solid #d6d6d6; }
.monitor__table td:nth-child(2), .monitor__table td:nth-child(3) { white-space: nowrap; }
.monitor__table tr.is-flag td { background: var(--plane); }
.monitor__table tr.is-flag td:first-child { font-weight: 600; }
.monitor__foot { padding: 12px 18px 14px; border-top: 3px solid var(--ink); font-weight: 520; }

/* ---------- werkwijze ---------- */
.method { --rise: clamp(96px, 10vw, 168px); display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--beam); background: var(--ink); }
.method__intro { display: grid; gap: 28px; padding-top: clamp(64px, 9vw, 144px); padding-bottom: calc(var(--pad) + var(--rise) * 0.35); }
.method__intro > * { max-width: min(100%, 44rem); }
.steps {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--beam); background: var(--ink);
  /* het blauwe vlak mag omhoog uitsteken, maar schuift niet over de sectie eronder */
  clip-path: inset(calc(-1 * var(--rise) - 24px) -24px 0 -24px);
}
.step {
  --level: 0.34; --pl: var(--pad-s); --pr: var(--pad-s);
  position: relative; background: var(--white);
  min-height: clamp(380px, 38vw, 500px); padding: var(--pad-s) var(--pr) var(--pad-s) var(--pl);
  display: flex; flex-direction: column; gap: 14px;
}
.step:first-child { --pl: var(--pad); }
.step:last-child { --pr: var(--pad); }
.step:nth-child(2) { --level: 0.67; }
.step:nth-child(3) { --level: 1; }
/* het niveau is een eigen vlak onder de tekst, met een balk erboven */
.step::after {
  content: ""; margin-top: auto; flex: none;
  margin-left: calc(-1 * var(--pl)); margin-right: calc(-1 * var(--pr)); margin-bottom: calc(-1 * var(--pad-s));
  height: calc(var(--level) * clamp(120px, 14vw, 210px));
  background: var(--plane); border-top: var(--beam) solid var(--ink);
}
.step--last {
  color: var(--white); background: var(--blue);
  margin-top: calc(-1 * var(--rise)); z-index: 2;
  outline: var(--beam) solid var(--ink);
}
.step--last::after { display: none; }
.step h3 { font-size: var(--t-h3); font-weight: 560; text-transform: lowercase; letter-spacing: -0.02em; line-height: 1.02; }
.step p { font-size: var(--t-ui); max-width: 22em; }

/* ---------- over ---------- */
.about { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: var(--beam); background: var(--ink); }
.about__portrait { padding: 0; overflow: hidden; display: grid; align-content: start; }
/* de foto houdt altijd 4:5; het grijze vlak eromheen rekt mee met de tekstkolom */
.about__frame { position: relative; aspect-ratio: 4 / 5; display: grid; place-items: end start; overflow: hidden; }
.about__mono {
  font-size: clamp(9rem, 22vw, 22rem); font-weight: 600; letter-spacing: -0.06em; line-height: 0.72;
  color: var(--ink); padding: 0 0 var(--pad) var(--pad);
}
.about__copy { display: grid; align-content: start; gap: 26px; padding-top: clamp(64px, 9vw, 144px); }
.facts { display: grid; gap: 14px; margin-top: 12px; padding-top: 26px; border-top: var(--beam) solid var(--ink); }
.facts div { display: grid; grid-template-columns: minmax(7rem, 2fr) minmax(0, 5fr); gap: 24px; align-items: baseline; }
.facts dt { font-size: var(--t-small); text-transform: lowercase; color: var(--ink-soft); }
.facts dd { font-size: var(--t-ui); line-height: 1.35; font-weight: 500; }

/* ---------- contact ---------- */
.contact { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: var(--beam); background: var(--ink); }
.contact__intro { display: grid; align-content: start; gap: 28px; padding-top: clamp(64px, 9vw, 144px); }
.contact__form { position: relative; padding-top: clamp(64px, 9vw, 144px); }
.form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px 24px; }
.field { display: grid; gap: 8px; min-width: 0; margin: 0; padding: 0; border: 0; }
.field--wide { grid-column: 1 / -1; }
.field label, .field legend { font-size: var(--t-ui); font-weight: 520; padding: 0; }
.field__opt { font-weight: 400; color: var(--ink-soft); }
.field input[type="text"], .field input[type="email"], .field select, .field textarea {
  width: 100%; min-height: 56px; padding: 14px 18px; border: 0; border-radius: 0;
  background: var(--white); border: 3px solid var(--ink);
  font-size: var(--t-ui); line-height: 1.4; appearance: none;
  transition: border-color 200ms ease;
}
.field textarea { resize: vertical; min-height: 150px; }
.field select {
  padding-right: 52px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1.5 1.5 7 7l5.5-5.5' fill='none' stroke='%23111' stroke-width='2.5'/%3E%3C/svg%3E");
  background-position: calc(100% - 20px) 50%;
  background-size: 14px 9px; background-repeat: no-repeat;
}
.field input::placeholder, .field textarea::placeholder { color: #6b6b6b; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--blue);
  box-shadow: inset calc(-1 * var(--edge)) 0 0 var(--yellow); /* taste-skill-ignore: Rietveld-schuifrand, geen diepte */
}
.field.is-invalid input, .field.is-invalid textarea { border-color: var(--red); }
.field__error { font-size: var(--t-small); color: #b00010; font-weight: 500; }
.field--trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; } /* taste-skill-ignore: honeypot, onzichtbaar */
.choice__row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--beam); background: var(--ink); border: var(--beam) solid var(--ink); }
.choice__row label { position: relative; display: block; cursor: pointer; }
.choice__row input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.choice__row span {
  display: grid; place-items: center; min-height: 52px; background: var(--white);
  font-size: var(--t-ui); text-transform: lowercase; color: var(--ink-soft);
  position: relative; transition: color 200ms ease;
}
.choice__row span::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 8px; background: var(--red);
  transform: scaleY(0); transform-origin: bottom; transition: transform 300ms var(--ease-out);
}
.choice__row input:checked + span { color: var(--ink); font-weight: 600; }
.choice__row input:checked + span::after { transform: scaleY(1); }
.choice__row input:focus-visible + span { outline: 3px solid var(--blue); outline-offset: -6px; }
.form__submit { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.form__privacy { font-size: var(--t-small); color: var(--ink-soft); max-width: 26em; }
.form.is-sending .btn { opacity: 0.6; pointer-events: none; }
.form__done { display: grid; gap: 20px; align-content: start; }
.form__done[hidden], .form[hidden] { display: none; }
.form__alert { background: var(--plane); border-left: 0; padding: 14px 18px; font-weight: 500; box-shadow: inset 0 -6px 0 var(--red); } /* taste-skill-ignore: Rietveld-schuifrand op een melding */
.about__frame img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- losse pagina's ---------- */
.page { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--beam); }
.page__plane { display: grid; gap: 32px; align-content: start; padding-top: clamp(64px, 9vw, 144px); min-height: 60vh; }
.prose { max-width: 42em; }
.prose > * + * { margin-top: 1em; }
.prose h2, .prose h3 { font-weight: 560; letter-spacing: -0.015em; line-height: 1.15; margin-top: 1.6em; }
.prose h2 { font-size: var(--t-h3); }
.prose h3 { font-size: var(--t-lead); }
.prose ul, .prose ol { padding-left: 1.3em; list-style: revert; }
.page__list li { display: flex; flex-wrap: wrap; gap: 4px 16px; padding: 12px 0; border-top: 3px solid var(--plane); font-size: var(--t-lead); }
.page__list span { color: var(--ink-soft); font-size: var(--t-small); }
.form__done:focus { outline: none; }

/* ---------- slot ---------- */
.close { background: var(--white); border-top: var(--beam) solid var(--ink); }
.close__name {
  padding: clamp(40px, 6vw, 96px) var(--pad) clamp(20px, 3vw, 40px);
  font-size: clamp(3rem, 13.4vw, 15rem); font-weight: 600; line-height: 0.8;
  letter-spacing: -0.055em; white-space: nowrap; overflow: hidden;
}
.close__row {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 32px;
  padding: 22px var(--pad) 28px; border-top: var(--beam) solid var(--ink);
  font-size: var(--t-small); color: var(--ink-soft);
}

/* ---------- beweging (alleen met JS en zonder reduced motion) ---------- */
@media (prefers-reduced-motion: no-preference) {
  html.js [data-rise] {
    opacity: 0; transform: translateY(24px);
    transition: opacity 700ms var(--ease-out), transform 900ms var(--ease-out);
    transition-delay: calc(var(--d, 0) * 80ms);
  }
  html.js .is-in [data-rise], html.js [data-rise].is-in { opacity: 1; transform: none; }

  html.js .step::after { clip-path: inset(100% 0 0 0); transition: clip-path 1000ms var(--ease-drawer); }
  html.js .is-in .step::after { clip-path: inset(0 0 0 0); }
  html.js .is-in .step:nth-child(2)::after { transition-delay: 120ms; }
  html.js .is-in .step:nth-child(3)::after { transition-delay: 240ms; }
  /* het vlak blijft in zijn rij staan; alleen het overstek schuift omhoog open, zodat er nooit een leeg vak achterblijft */
  html.js .step--last { clip-path: inset(var(--rise) -12px -12px -12px); transition: clip-path 1200ms var(--ease-drawer) 380ms; }
  html.js .is-in .step--last { clip-path: inset(0 -12px -12px -12px); }

  html.js .chain__beam { transform: scaleY(0); transition: transform 1200ms var(--ease-drawer); }
  html.js .is-in .chain__beam { transform: scaleY(1); }
  html.js .chain__joint { opacity: 0; transform: translateX(-16px); transition: opacity 600ms var(--ease-out), transform 800ms var(--ease-out); }
  html.js .chain__joint::before { --arm: 0; transition: transform 700ms var(--ease-out); }
  html.js .is-in .chain__joint { opacity: 1; transform: none; }
  html.js .is-in .chain__joint::before { --arm: 1; }
  html.js .is-in .chain__joint:nth-child(1), html.js .is-in .chain__joint:nth-child(1)::before { transition-delay: 150ms; }
  html.js .is-in .chain__joint:nth-child(2), html.js .is-in .chain__joint:nth-child(2)::before { transition-delay: 330ms; }
  html.js .is-in .chain__joint:nth-child(3), html.js .is-in .chain__joint:nth-child(3)::before { transition-delay: 510ms; }
  html.js .is-in .chain__joint:nth-child(4), html.js .is-in .chain__joint:nth-child(4)::before { transition-delay: 690ms; }
  html.js .is-in .chain__joint:nth-child(5), html.js .is-in .chain__joint:nth-child(5)::before { transition-delay: 870ms; }

  html.js .close__name { clip-path: inset(0 100% 0 0); transition: clip-path 1400ms var(--ease-drawer); }
  html.js .close.is-in .close__name { clip-path: inset(0 0 0 0); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 1ms !important; transition-delay: 0s !important; animation-duration: 1ms !important; }
}

/* ---------- tablet ---------- */
@media (max-width: 1080px) {
  .band { grid-template-columns: minmax(0, 1fr) auto; }
  .nav, .band__cta { display: none; }
  .band__room { padding: 0 var(--pad-s); }
  .band__menu {
    display: inline-flex; align-items: center; gap: 12px; min-height: 52px; padding: 0 18px;
    border: 3px solid var(--ink); background: var(--white);
    font-size: var(--t-ui); font-weight: 520; text-transform: lowercase;
  }
  .band__menu-bars { display: grid; gap: 5px; }
  .band__menu-bars i { display: block; width: 20px; height: 3px; background: var(--ink); transition: transform 300ms var(--ease-out); }
  .band__menu[aria-expanded="true"] .band__menu-bars i:first-child { transform: translateY(4px) rotate(45deg); }
  .band__menu[aria-expanded="true"] .band__menu-bars i:last-child { transform: translateY(-4px) rotate(-45deg); }
  .menu {
    display: block; position: absolute; left: 0; right: 0; top: 100%;
    background: var(--white); border-bottom: var(--beam) solid var(--ink);
    padding: 12px var(--pad) 28px; margin-top: var(--beam);
  }
  .menu[hidden] { display: none; }
  .menu li + li { border-top: 3px solid var(--plane); }
  .menu a { display: block; padding: 16px 0; font-size: var(--t-h3); font-weight: 560; text-transform: lowercase; text-decoration: none; letter-spacing: -0.02em; }
  .hero { grid-template-columns: 1fr; min-height: 0; }
  .hero__copy { min-height: 0; gap: 40px; }
  .hero__plan { grid-template-rows: auto minmax(300px, 46vw) auto auto; padding-top: var(--pad); }
  .channels__intro { grid-template-columns: 1fr; align-items: start; }
  .tools, .contact { grid-template-columns: 1fr; }
  .about { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .method { --rise: 0px; }
  .step--last { outline: 0; }
  .method__intro { padding-bottom: var(--pad); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .measure { grid-template-columns: 1fr; }
  .measure__checks { padding-top: var(--pad); }
  .rooms { flex-direction: column; height: auto; }
  .room, .room.is-open { flex: none; }
  .room:not(.is-open) .room__toggle::before, .room:not(.is-open) .room__toggle::after { top: calc(var(--pad-s) + var(--edge) + 0.5em); bottom: auto; left: auto; right: var(--pad-s); }
  .room:first-child:not(.is-open) .room__toggle::before, .room:first-child:not(.is-open) .room__toggle::after { left: auto; }
  .room:not(.is-open) .room__toggle { padding-right: calc(var(--pad-s) + 36px); }
  .room__body { display: grid; grid-template-rows: 0fr; padding: 0 var(--pad-s); transition: grid-template-rows 600ms var(--ease-in-out), padding 600ms var(--ease-in-out); }
  .room.is-open .room__body { grid-template-rows: 1fr; padding-bottom: var(--pad-s); }
  .room__inner { width: auto; min-height: 0; overflow: hidden; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .room .room__toggle, .room .room__body { padding-left: var(--pad); padding-right: var(--pad); }
  .step { --pl: var(--pad); --pr: var(--pad); }
}

/* ---------- telefoon ---------- */
@media (max-width: 760px) {
  :root { --band-h: 72px; --beam: 4px; --edge: 8px; }
  :root { --t-body: 1.0625rem; --t-ui: 1rem; }
  .brand__trade { margin-top: 4px; }
  .band__menu-label { display: none; }
  .band__menu { padding: 0 15px; min-height: 48px; }
  .hero__title { font-size: clamp(2.375rem, 10.4vw, 3.5rem); }
  .plan__room { padding: 10px 12px 12px; }
  .room__inner { grid-template-columns: 1fr; }
  .measure__frame { padding-left: calc(var(--pad) + 24px); }
  .chain__joint { grid-template-columns: 1fr; padding-left: 28px; }
  .chain__joint::before { left: -24px; width: 44px; }
  .steps { grid-template-columns: 1fr; }
  .step { min-height: 0; }
  .step::after { display: none; }
  .about { grid-template-columns: 1fr; }
  .squares--two { grid-template-columns: 1fr; }
  .monitor__table th:nth-child(2), .monitor__table td:nth-child(2) { display: none; }
  .form { grid-template-columns: 1fr; }
  .btn { width: 100%; justify-content: center; }
}