/* Boosten Installatietechniek, demo-homepage
   Concept: rood (aanvoer, warm) en blauw (retour, koud) uit het logo, getekend als leidingschema, op vlakken in de huisstijl. */

@font-face { font-family: "Cabinet Grotesk"; src: url("../assets/fonts/cabinet-grotesk-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Cabinet Grotesk"; src: url("../assets/fonts/cabinet-grotesk-800.woff2") format("woff2"); font-weight: 800; font-display: swap; }
@font-face { font-family: "Switzer"; src: url("../assets/fonts/switzer-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Switzer"; src: url("../assets/fonts/switzer-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Switzer"; src: url("../assets/fonts/switzer-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("../assets/fonts/jetbrains-mono.woff2") format("woff2"); font-weight: 400 500; font-display: swap; }

:root {
  --paper: #F5F8FB;
  --paper-2: #E3ECF5;
  --ice: #E6F0FA;          /* koud */
  --warm: #FCEBE6;         /* warm */
  --ink: #0D2238;
  --ink-2: #33475C;
  --mute: #55687C;
  --rule: #CCD9E6;
  --deep: #0A4D93;         /* merkvlak: het blauw van het logo, verdiept */
  --deep-2: #083F7A;
  --sky: #8FCCFF;          /* retour op blauw */
  --flame: #FF5B42;        /* aanvoer op blauw */
  --red: #E2321F;          /* logo rood, alleen voor lijnen en vlakken */
  --red-ink: #B42414;      /* rood voor tekst en knoppen (contrast) */
  --blue: #0A7BD8;         /* logo blauw */
  --blue-ink: #0759A0;
  --dark: #071D35;
  --dark-2: #0B2846;
  --dark-rule: #1D3A58;
  --display: "Cabinet Grotesk", "Switzer", "Helvetica Neue", Arial, sans-serif;
  --sans: "Switzer", "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --wrap: 1280px;
  --pad: clamp(20px, 4vw, 56px);
  --nav-h: 68px;
  --ease: cubic-bezier(.16, 1, .3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 12px); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
a, button, label, input { touch-action: manipulation; -webkit-tap-highlight-color: rgba(10, 123, 216, .15); }
h1, h2, h3, .lead { text-wrap: balance; }
button { font: inherit; color: inherit; }
address { font-style: normal; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
::selection { background: var(--red-ink); color: #fff; }
html { accent-color: var(--deep); caret-color: var(--red-ink); scrollbar-color: #8DA3BA var(--paper); }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--pad); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--ink); color: #fff; padding: 10px 14px; text-decoration: none; }
.skip:focus { top: 12px; }

/* vlakken: koel wit als basis, merkblauw, warm rood en nachtblauw als accenten */
.woning, .projecten { background: var(--paper); }
.werk, .az, .routes { background: #fff; }

/* type */
.eyebrow { font: 600 .75rem/1.2 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 22px; }
.eyebrow--dark { color: #A9B4BE; }
.h2 { font: 700 clamp(2.125rem, 4.2vw, 3.625rem)/1.04 var(--display); letter-spacing: -.025em; }
.h2 em, .hero__title em { font-style: normal; }
.h2 em { color: var(--deep); }
.h2--light em, .storing .h2 em { color: inherit; }
.h2--light { color: #F2F5F7; }
.lead { font-size: clamp(1.0625rem, 1.3vw, 1.1875rem); line-height: 1.6; color: var(--ink-2); max-width: 54ch; margin-top: 22px; }
.lead--light { color: #B7C1CA; }
.line { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.08em; }
.line > span { display: inline-block; }
.tag { font: 500 .8125rem/1 var(--sans); color: var(--mute); }

/* knoppen: alles haaks, zoals op een tekening */
.btn {
  --bx: 0px; --by: 0px;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 24px;
  font: 500 1rem/1 var(--sans); text-decoration: none; white-space: nowrap;
  border: 1.5px solid transparent; border-radius: 0; cursor: pointer;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), transform .12s ease-out;
}
.btn:active { transform: translate(var(--bx), var(--by)) scale(.97); }
.btn--sm { min-height: 42px; padding: 0 16px; font-size: .9375rem; }
.btn--ink { background: var(--deep); color: #fff; }
.btn--ink:hover { background: var(--deep-2); }
.btn--red { background: var(--red-ink); color: #fff; }
.btn--red:hover { background: #941C0F; }
.btn--line { border-color: var(--deep); color: var(--deep); background: transparent; }
.btn--line:hover { background: var(--deep); color: #fff; }
.btn--white { background: #fff; color: var(--deep); }
.btn--white:hover { background: var(--ice); }
.btn--flame { background: #D62D17; color: #fff; }
.btn--flame:hover { background: #B42414; }

/* INTRO */
.intro { display: none; }
.is-intro { overflow: hidden; }
.is-intro .intro {
  display: grid; place-items: center;
  position: fixed; inset: 0; z-index: 90;
  background: var(--paper);
  animation: intro-failsafe 0s linear 5s forwards;
}
.intro__logo { width: min(300px, 62vw); position: relative; z-index: 2; }
.intro__doek { position: absolute; inset: 0; background: var(--deep); transform: translateY(100%); z-index: 3; }
@keyframes intro-failsafe { to { visibility: hidden; opacity: 0; } }

/* kantlijn-leiding */
.gutter { position: fixed; left: max(10px, calc((100vw - var(--wrap)) / 2 - 18px)); top: 0; bottom: 0; width: 12px; z-index: 1; pointer-events: none; display: none; }
.gutter__line { position: absolute; top: 0; bottom: 0; width: 2px; transform-origin: top; transform: scaleY(0); }
.gutter__line--red { left: 0; background: var(--red); }
.gutter__line--blue { left: 7px; background: var(--blue); }
@media (min-width: 1360px) { .gutter { display: block; } }

/* NAV */
.nav { position: sticky; top: 0; z-index: 40; background: #fff; transition: box-shadow .3s; }
.nav.is-scrolled { background: rgba(255, 255, 255, .9); -webkit-backdrop-filter: blur(14px) saturate(160%); backdrop-filter: blur(14px) saturate(160%); box-shadow: 0 1px 0 var(--rule), 0 8px 24px rgba(13, 34, 56, .06); }
.nav__inner { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--pad); height: var(--nav-h); display: flex; align-items: center; gap: 28px; }
.nav__brand { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; }
.nav__logo { width: 112px; display: block; }
.nav__word { font: 600 .8125rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; }
.nav__links { display: flex; gap: 26px; }
.nav__links a { font-size: .9375rem; font-weight: 500; text-decoration: none; position: relative; padding: 6px 0; }
.nav__links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1.5px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav__links a:hover::after { transform: scaleX(1); }
.nav__cta { display: flex; gap: 10px; }
.nav__toggle { display: none; align-items: center; gap: 10px; background: none; border: 1.5px solid var(--deep); color: var(--deep); min-height: 44px; padding: 0 14px; cursor: pointer; font-weight: 500; }
.nav__toggle-bars, .nav__toggle-bars::before { display: block; width: 18px; height: 1.5px; background: currentColor; position: relative; transition: transform .25s var(--ease); }
.nav__toggle-bars::before { content: ""; position: absolute; top: 6px; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bars { transform: translateY(3px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__toggle-bars::before { transform: translateY(-6px) rotate(-90deg); }
.menu { position: absolute; left: 0; right: 0; top: 100%; height: calc(100dvh - var(--nav-h)); overflow-y: auto; overscroll-behavior: contain; border-top: 1px solid var(--rule); background: var(--paper); padding: 8px var(--pad) 24px; display: grid; align-content: start; }
.menu-open .callbar { transform: translateY(110%); }
.menu-open { overflow: hidden; }
.menu[hidden] { display: none; }
.menu a { font: 700 1.75rem/1.2 var(--display); text-decoration: none; padding: 12px 0; border-bottom: 1px solid var(--rule); }
.menu .menu__tel { font: 500 1.0625rem/1 var(--sans); color: #fff; background: var(--red-ink); padding: 18px 16px; margin-top: 18px; border: 0; text-align: center; }
@media (max-width: 1080px) { .nav__links { display: none; } }
@media (max-width: 760px) {
  .nav__cta { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav__word { display: none; }
  .nav__logo { width: 100px; }
}

/* HERO */
.hero {
  position: relative; padding: 28px 0 136px; min-height: calc(100dvh - var(--nav-h) - 72px); display: flex; align-items: center; color: #fff;
  background: radial-gradient(60% 70% at 78% 42%, rgba(84, 178, 255, .38), transparent 70%), var(--deep);
}
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: clamp(24px, 4vw, 64px); align-items: center; }
.hero__title { margin-top: 0; font: 800 clamp(2.75rem, 5.4vw, 5.25rem)/1 var(--display); letter-spacing: -.035em; }
.hero__title .line + .line { margin-top: .02em; }
.hero__title em { color: #fff; }
.hero__sub { font-size: clamp(1.0625rem, 1.4vw, 1.25rem); color: #D9E9F8; max-width: 40ch; margin-top: 28px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero__schema { position: relative; }

.schema { width: 100%; height: auto; overflow: visible; }
.schema__part rect, .schema__part circle, .schema__part path { fill: none; stroke: rgba(255, 255, 255, .9); stroke-width: 1.5; }
.schema__thin { stroke-width: 1 !important; opacity: .7; }
.schema__bar { stroke-width: 6 !important; }
.schema__bar--red { stroke: var(--flame) !important; }
.schema__bar--blue { stroke: var(--sky) !important; }
.schema__valve path { fill: var(--deep); stroke: #fff; stroke-width: 1.5; }
.schema__label, .schema__dim text, .schema__tag { font: 400 13px var(--mono); fill: #CFE4F8; }
.schema__tag { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.schema__tag--red { fill: #FFB3A6; }
.schema__tag--blue { fill: var(--sky); }
.schema__dim path { stroke: rgba(207, 228, 248, .6); stroke-width: 1; fill: none; }
.pipe { fill: none; stroke-width: 5; stroke-linejoin: round; }
.pipe--red { stroke: var(--flame); }
.pipe--blue { stroke: var(--sky); }
.vv { fill: none; stroke-width: 4; stroke-linejoin: round; }
.vv--base { stroke: rgba(255, 255, 255, .22); }
.vv--warm { stroke: url(#vvGrad); }
.flow { fill: none; stroke: #fff; stroke-width: 1.5; stroke-dasharray: 4 18; opacity: .9; }
@media (prefers-reduced-motion: no-preference) {
  .flow { animation: flow 1.6s linear infinite; }
  .flow--blue { animation-duration: 2.2s; }
  .hero.is-offscreen .flow { animation-play-state: paused; }
}
@keyframes flow { to { stroke-dashoffset: -22; } }

@media (max-width: 900px) {
  .hero { min-height: 0; padding: 20px 0 56px; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__schema { max-width: 520px; }
}

/* ROUTES */
.routes { padding: 0 0 clamp(64px, 9vw, 120px); background: linear-gradient(var(--deep) 0 96px, #fff 96px); }
.routes__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; position: relative; margin-top: -96px; }
.route { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); text-decoration: none; transition: transform .35s var(--ease), box-shadow .35s var(--ease); position: relative; box-shadow: 0 18px 40px rgba(8, 40, 80, .14); }
.route:nth-child(1) { background: var(--warm); }
.route:nth-child(2) { background: var(--ice); }
.route + .route { }
.route__img { overflow: hidden; display: block; aspect-ratio: 4 / 3.4; }
.route__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.route__body { padding: clamp(20px, 2.4vw, 32px); display: flex; flex-direction: column; gap: 12px; }
.route__title { font: 700 clamp(1.5rem, 2.1vw, 1.875rem)/1.1 var(--display); letter-spacing: -.015em; }
.route__text { color: var(--ink-2); font-size: 1rem; }
.route__go { margin-top: auto; font: 600 .8125rem/1 var(--sans); text-transform: uppercase; letter-spacing: .08em; display: inline-flex; align-items: center; gap: 10px; }
.route__go::after { content: ""; width: 34px; height: 1.5px; background: currentColor; transition: width .35s var(--ease); }
.route:nth-child(1) .route__go { color: var(--red-ink); }
.route:nth-child(2) .route__go { color: var(--blue-ink); }
.route:hover { transform: translateY(-4px); box-shadow: 0 24px 50px rgba(8, 40, 80, .2); }
.route:hover .route__img img { transform: scale(1.04); }
.route:hover .route__go::after { width: 54px; }
@media (max-width: 900px) {
  .routes__grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) { .route { grid-template-columns: 1fr; } .route__img { aspect-ratio: 16 / 9; } }

/* frames met maatlijn (INTECH) */
.frame { position: relative; }
.frame__dim { position: relative; height: 22px; margin-bottom: 10px; border-left: 1px solid var(--blue); border-right: 1px solid var(--blue); }
.frame__dim::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--blue); }
.frame__dim span { position: relative; z-index: 1; display: block; width: max-content; margin: 0 auto; padding: 0 10px; font: 500 .75rem/22px var(--sans); letter-spacing: .04em; color: var(--ink-2); background: var(--paper); }
.frame__img { overflow: hidden; }
.az .frame__dim span { background: #fff; }
.frame__img img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

/* WONING */
.woning { padding: clamp(40px, 6vw, 80px) 0 clamp(80px, 11vw, 150px); }
.woning__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.woning__list { margin-top: 36px; border-top: 2px solid var(--deep); }
.woning__list li { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--rule); font: 500 clamp(1.15rem, 1.6vw, 1.375rem)/1.3 var(--sans); }
.woning__list .tag { flex: none; }
@media (max-width: 900px) { .woning__grid { grid-template-columns: 1fr; } }

/* SPORTHAL (donker, de enige themawissel op de pagina) */
.sporthal {
  background: radial-gradient(50% 60% at 85% 20%, rgba(10, 123, 216, .28), transparent 70%), var(--dark);
  color: #E7ECF0;
  padding: clamp(80px, 11vw, 150px) 0;
  position: relative;
}
.sporthal__head { max-width: 760px; }
.sporthal__scrolly { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: clamp(32px, 5vw, 80px); margin-top: clamp(48px, 7vw, 96px); }
.sporthal__stage { position: sticky; top: calc(var(--nav-h) + 24px); align-self: start; border: 1px solid var(--dark-rule); background: rgba(11, 40, 70, .7); padding: clamp(16px, 2vw, 28px); }
.sporthal__steps { display: flex; flex-direction: column; }
.step { min-height: 72vh; display: flex; flex-direction: column; justify-content: center; padding: 24px 0; border-top: 1px solid var(--dark-rule); opacity: .55; transition: opacity .5s var(--ease); }
.step:last-child { min-height: 60vh; }
.step.is-active { opacity: 1; }
.step__no { font: 800 clamp(2.75rem, 4.5vw, 4rem)/1 var(--display); color: var(--sky); letter-spacing: -.03em; }
.step__title { font: 500 1.375rem/1.25 var(--sans); margin: 18px 0 10px; color: #fff; }
.step p { color: #B9CCE0; max-width: 42ch; }

.plan { width: 100%; height: auto; overflow: visible; }
.plan__line, .plan__sun path, .sensor circle, .valve path { fill: none; stroke: #C7D9EC; stroke-width: 1.5; }
.plan__thin { stroke-width: 1 !important; opacity: .6; }
.plan__dash { fill: none; stroke: #4F6C8A; stroke-width: 1; stroke-dasharray: 6 6; }
.plan__label { font: 400 12.5px var(--mono); fill: #93AECA; }
.sensor text { font: 500 15px var(--mono); fill: #C9D3DB; }
.plan__cold { font: 500 13px var(--mono); fill: #7DC0FF; opacity: 0; transition: opacity .4s; text-transform: uppercase; letter-spacing: .08em; }
.zone { fill: var(--red); opacity: 0; transition: opacity .9s var(--ease) .5s; }
.plan__flow { fill: none; stroke: var(--red); stroke-width: 4; stroke-dasharray: 600; stroke-dashoffset: 600; transition: stroke-dashoffset 1s var(--ease); }
.plan__flow--up { stroke-dasharray: 60; stroke-dashoffset: 60; transition-delay: .55s; transition-duration: .4s; }
.plan__flow--sun { stroke-dasharray: 600; stroke-dashoffset: 600; transition-duration: 1.4s; }
.valve { transition: transform .4s var(--ease); }
.valve path { fill: var(--dark); transition: fill .3s, stroke .3s; }
.sensor circle { transition: stroke .3s, fill .3s; }
.plan__sun path, .boiler { transition: stroke .4s, fill .4s; }

/* stap 1: voelers en kleppen lichten op */
.plan[data-step="1"] .sensor circle, .plan[data-step="2"] .sensor circle, .plan[data-step="3"] .sensor circle { stroke: #fff; stroke-width: 2; }
.plan[data-step="1"] .valve path, .plan[data-step="2"] .valve path, .plan[data-step="3"] .valve path { stroke: #fff; stroke-width: 2; }
/* stap 2: zaaldeel 2 is koud, klep 2 open, alleen dat deel wordt warm */
.plan[data-step="2"] .sensor--2 circle { stroke: #7DC0FF; fill: rgba(10, 123, 216, .25); }
.plan[data-step="2"] .plan__cold { opacity: 1; }
.plan[data-step="2"] .valve--2 path, .plan[data-step="3"] .valve--2 path { fill: var(--red); stroke: var(--red); }
.plan[data-step="2"] .plan__flow--main, .plan[data-step="2"] .plan__flow--up,
.plan[data-step="3"] .plan__flow--main, .plan[data-step="3"] .plan__flow--up { stroke-dashoffset: 0; }
.plan[data-step="2"] .zone--2, .plan[data-step="3"] .zone--2 { opacity: .22; }
/* stap 3: zonnewarmte naar de oplaadboiler */
.plan[data-step="3"] .plan__sun path { stroke: #FFB648; }
.plan[data-step="3"] .plan__flow--sun { stroke-dashoffset: 0; }
.plan[data-step="3"] .boiler { stroke: var(--red); fill: rgba(226, 50, 31, .22); }

.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin-top: clamp(56px, 8vw, 104px); border-top: 1px solid #4A5560; }
.facts > div { padding: 20px 24px 0 0; }
.facts dt, .prow__facts dt { font: 600 .75rem/1.2 var(--sans); text-transform: uppercase; color: #93AECA; margin-bottom: 10px; letter-spacing: .02em; }
.facts dd { color: #fff; font-size: 1rem; line-height: 1.55; }

.sporthal__photos { display: grid; grid-template-columns: 1fr 1.6fr 1.1fr; gap: clamp(12px, 2vw, 24px); margin-top: clamp(40px, 6vw, 72px); align-items: end; }
.ph { overflow: hidden; }
.ph .parallax { overflow: hidden; }
.ph img { width: 100%; object-fit: cover; transform: scale(1.12); }
.ph--a img { aspect-ratio: 3 / 4; }
.ph--b img { aspect-ratio: 4 / 3; }
.ph--c img { aspect-ratio: 4 / 3; }
.ph figcaption { font: 500 .8125rem/1.3 var(--sans); color: #A9C1D9; margin-top: 10px; }

@media (max-width: 900px) {
  .sporthal__scrolly { display: block; }
  .sporthal__stage { top: calc(var(--nav-h) + 8px); z-index: 2; background: var(--dark); padding: 10px; }
  .plan { max-height: 40vh; margin: 0 auto; }
  .step { min-height: 62vh; justify-content: flex-start; padding-top: 32px; }
  .facts { grid-template-columns: 1fr; }
  .facts > div { padding: 18px 0; border-bottom: 1px solid var(--dark-rule); }
  .sporthal__photos { grid-template-columns: 1fr 1fr; }
  .ph--b { grid-column: 1 / -1; order: -1; }
}

/* WERKZAAMHEDEN (INTECH-kolommen) */
.werk { padding: clamp(80px, 11vw, 150px) 0; }
.werk__cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 clamp(16px, 2vw, 28px); margin-top: clamp(40px, 6vw, 72px); }
.col { padding: 26px 0 44px; position: relative; }
.col::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: linear-gradient(90deg, var(--red), var(--blue)); }

.col__no { font: 700 .875rem/1 var(--display); color: var(--red-ink); }
.col__title { font: 700 clamp(1.375rem, 2vw, 1.75rem)/1.12 var(--display); letter-spacing: -.015em; margin: 14px 0 18px; hyphens: manual; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags li { font: 500 .875rem/1.3 var(--sans); color: var(--deep); background: var(--ice); padding: 6px 10px; }
@media (max-width: 1000px) {
  .werk__cols { grid-template-columns: 1fr 1fr; }

}
@media (max-width: 600px) {
  .werk__cols { grid-template-columns: 1fr; }
  .col { padding: 22px 0 28px; }
}

/* STORINGSDIENST (Spline: groot getal als beeld) */
.storing { padding: clamp(70px, 10vw, 140px) 0; overflow: hidden; color: #fff; background: radial-gradient(55% 70% at 22% 50%, rgba(255, 120, 90, .45), transparent 70%), #C42A17; }
.storing .h2, .storing .onderhoud__title { color: #fff; }
.storing .lead, .storing .onderhoud p { color: #FFE3DD; }
.storing .btn--white { color: #B42414; }
.storing .btn--white:hover { background: #FFE3DD; }
.storing__grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(24px, 4vw, 64px); align-items: center; }
.storing__num { position: relative; line-height: .8; font-size: clamp(12rem, 30vw, 30rem); width: max-content; }
.storing__digits { display: block; font: 800 1em/.8 var(--display); letter-spacing: -.05em; color: #fff; font-variant-numeric: lining-nums tabular-nums; }
.storing__in { position: absolute; left: 100%; bottom: 12%; margin-left: .1em; font: 700 .075em/1 var(--sans); text-transform: uppercase; letter-spacing: .12em; color: #fff; }
.storing__cta { margin-top: 30px; }
.onderhoud { margin-top: 48px; padding-top: 24px; border-top: 1.5px solid rgba(255, 255, 255, .5); max-width: 56ch; }
.onderhoud__title { font: 700 1.5rem/1.15 var(--display); margin-bottom: 10px; }
.onderhoud p { color: var(--ink-2); }
@media (max-width: 900px) {
  .storing__grid { grid-template-columns: 1fr; }
  .storing__num { font-size: clamp(10rem, 58vw, 18rem); }
}

/* PROJECTEN */
.projecten { padding: clamp(80px, 11vw, 150px) 0; }
.projecten__head { margin-bottom: clamp(40px, 6vw, 72px); }
.plist { border-top: 2px solid var(--deep); }
.prow { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.2fr) minmax(0, .8fr); gap: clamp(16px, 3vw, 48px); padding: clamp(22px, 3vw, 36px) 0; border-bottom: 1px solid var(--rule); align-items: start; }
.prow__name { display: flex; gap: 18px; align-items: baseline; }
.prow__no { font: 500 .8125rem/1 var(--mono); color: var(--red-ink); }
.prow h3 { font: 700 clamp(1.375rem, 2.2vw, 2rem)/1.1 var(--display); letter-spacing: -.015em; }
.prow__facts { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 20px; }
.prow__facts dt { color: var(--mute); }
.prow__facts dd { font-size: .9688rem; line-height: 1.55; }
.prow__img { overflow: hidden; }
.prow__img img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .7s var(--ease); }
.prow:hover .prow__img img { transform: scale(1.05); }
.link-arrow { display: inline-flex; align-items: center; gap: 14px; margin-top: 32px; font-weight: 500; text-decoration: none; }
.link-arrow::after { content: ""; width: 40px; height: 1.5px; background: var(--red); transition: width .35s var(--ease); }
.link-arrow:hover::after { width: 64px; }
@media (max-width: 900px) {
  .prow { grid-template-columns: 1fr; }
  .prow__img { order: -1; }
  .prow__facts { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) { .prow__facts { grid-template-columns: 1fr; gap: 12px; } }

/* VAN A TOT Z */
.az { padding: clamp(80px, 11vw, 150px) 0; }
.az__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); align-items: end; }
.az__line { grid-column: 1 / -1; position: relative; margin: clamp(16px, 3vw, 32px) 0; }
.az__pipe { position: absolute; left: 0; right: 0; top: 0; width: 100%; height: 56px; }
.az__pipe-base { stroke: var(--rule); stroke-width: 5; fill: none; }
.az__pipe-fill { stroke: var(--red); stroke-width: 5; fill: none; stroke-dasharray: 540; stroke-dashoffset: 540; }
.az__steps { position: relative; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.az__steps li { display: flex; flex-direction: column; gap: 14px; }
.az__steps li:nth-child(2) { align-items: center; text-align: center; }
.az__steps li:nth-child(3) { align-items: flex-end; text-align: right; }
.az__letter { width: 56px; height: 56px; display: grid; place-items: center; background: var(--deep); color: #fff; font: 800 1.75rem/1 var(--display); }
.az__dot { width: 56px; height: 56px; display: grid; place-items: center; }
.az__dot::before { content: ""; width: 16px; height: 16px; background: #fff; border: 2px solid var(--deep); }
.az__text { font-size: 1rem; color: var(--ink-2); max-width: 22ch; }
.az__photo { grid-column: 2; }
.az__copy { grid-column: 1; grid-row: 1; }
.az__photo { grid-row: 1; }
@media (max-width: 600px) {
  .az__pipe { display: none; }
  .az__steps { grid-template-columns: 1fr; gap: 0; border-left: 5px solid var(--red); margin-left: 25px; }
  .az__steps li, .az__steps li:nth-child(2), .az__steps li:nth-child(3) { flex-direction: row; align-items: center; text-align: left; gap: 16px; margin-left: -30px; padding: 10px 0; }
  .az__text { max-width: none; }
}
@media (max-width: 900px) {
  .az__grid { grid-template-columns: 1fr; }
  .az__copy, .az__photo { grid-column: 1; grid-row: auto; }
}

/* AANVRAAG */
.aanvraag { padding: clamp(80px, 11vw, 150px) 0 clamp(80px, 10vw, 130px); background: var(--ice); }
.aanvraag__grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.contact { display: grid; gap: 8px; margin-top: 36px; color: var(--ink-2); }
.contact__tel { font: 500 clamp(1.75rem, 3vw, 2.5rem)/1.1 var(--sans); color: var(--ink); text-decoration: none; letter-spacing: -.01em; }
.contact__tel:hover { color: var(--red-ink); }
.contact__mail { font-weight: 500; color: var(--ink); text-underline-offset: 4px; margin-bottom: 10px; }

.wizard { background: #fff; padding: clamp(22px, 3vw, 40px); position: relative; box-shadow: 0 24px 60px rgba(8, 40, 80, .12); }
.wizard__top { display: flex; align-items: center; gap: 16px; margin-bottom: 26px; min-height: 40px; }
.wizard__back { background: none; border: 0; padding: 8px 0; font: 500 .9375rem var(--sans); cursor: pointer; text-decoration: underline; text-underline-offset: 4px; }
.wizard__back[hidden] { display: none; }
.wizard__count { font: 500 .875rem var(--sans); color: var(--mute); margin-left: auto; }
.wizard__bar { position: absolute; left: 0; right: 0; top: 0; height: 4px; background: var(--paper-2); }
.wizard__bar span { display: block; height: 100%; width: 25%; background: linear-gradient(90deg, var(--red), var(--blue)); transition: width .5s var(--ease); }
.q { border: 0; padding: 0; margin: 0; min-width: 0; display: none; }
.q.is-active { display: block; animation: q-in .45s var(--ease); }
@keyframes q-in { from { opacity: 0; transform: translateX(18px); } }
.q.is-back { animation-name: q-back; }
@keyframes q-back { from { opacity: 0; transform: translateX(-18px); } }
.q__title { font: 700 clamp(1.625rem, 2.4vw, 2.125rem)/1.12 var(--display); padding: 0; margin-bottom: 22px; letter-spacing: -.02em; }
.opts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.opt { position: relative; display: block; cursor: pointer; }
.opt input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.opt span { display: flex; align-items: center; min-height: 64px; padding: 14px 18px; border: 1.5px solid var(--rule); font-weight: 500; line-height: 1.3; transition: border-color .15s, background-color .15s, color .15s; }
.opt span::before { content: ""; flex: none; width: 14px; height: 14px; margin-right: 14px; border: 1.5px solid var(--ink-2); transition: background-color .15s, border-color .15s; }
.opt:hover span { border-color: var(--deep); }
.opt input:checked + span { border-color: var(--deep); background: var(--deep); color: #fff; }
.opt input:checked + span::before { background: var(--red); border-color: var(--red); }
.opt input:focus-visible + span { outline: 2px solid var(--blue); outline-offset: 3px; }
.q__next { margin-top: 24px; }
.q__urgent { margin-top: 18px; padding: 14px 16px; background: #FBE9E6; border: 1px solid var(--red-ink); color: #5A1009; }
.q__urgent a { font-weight: 600; color: var(--red-ink); }
.q__err, .field__err { color: var(--red-ink); font-size: .9375rem; margin-top: 12px; font-weight: 500; }
.q__summary { font: 500 .875rem/1.5 var(--sans); color: var(--ink-2); margin: -8px 0 18px; }
.field { display: grid; gap: 8px; margin-bottom: 16px; }
.field label { font-weight: 500; font-size: .9375rem; }
.opt-label { color: var(--mute); font-weight: 400; }
.field input, .field textarea { font: inherit; color: var(--ink); background: #fff; border: 1.5px solid #8A949E; border-radius: 0; padding: 12px 14px; min-height: 50px; width: 100%; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(10, 123, 216, .2); }
.field.has-error input { border-color: var(--red-ink); }
.q--done { padding: 8px 0; }
.q--done.is-active { display: block; }
.q--done p + p { color: var(--ink-2); }
.q--done a { color: var(--red-ink); font-weight: 600; }
@media (max-width: 900px) { .aanvraag__grid { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .opts { grid-template-columns: 1fr; } }

/* FOOTER */
.foot { background: var(--dark); color: #C3D3E4; padding: 64px 0 120px; }
.foot__grid { display: grid; grid-template-columns: 1.3fr 1fr 1.2fr 1fr; gap: 32px; align-items: start; }
.foot__brand { display: flex; align-items: center; gap: 14px; }
.foot__logo { width: 128px; background: #fff; padding: 8px 10px; }
.foot__word { font: 600 .8125rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: #fff; }
.foot__links, .foot__nav { display: grid; gap: 8px; }
.foot a { text-decoration: none; }
.foot a:hover { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
.foot__copy { grid-column: 1 / -1; font: 400 .875rem var(--sans); color: #93AECA; border-top: 1px solid var(--dark-rule); padding-top: 20px; margin-top: 16px; }
@media (max-width: 900px) { .foot__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot__grid { grid-template-columns: 1fr; } }

/* vaste belbalk op mobiel */
.callbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; display: none; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--ink); padding-bottom: env(safe-area-inset-bottom); transform: translateY(110%); transition: transform .45s var(--ease); }
.callbar.is-on { transform: none; }
.callbar__btn { display: grid; place-items: center; min-height: 58px; background: var(--deep); color: #fff; font-weight: 500; text-decoration: none; font-size: .9688rem; }
.callbar__btn--red { background: #C42A17; }
@media (max-width: 760px) { .callbar { display: grid; } html { scroll-padding-bottom: 76px; } }

/* melding */
.toast { position: fixed; left: 50%; bottom: 84px; z-index: 60; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 14px 20px; font-size: .9375rem; max-width: calc(100vw - 32px); box-shadow: 0 10px 30px rgba(18, 22, 27, .25); }
.toast[hidden] { display: none; }

/* reveal: alleen met JS en zonder reduced motion verborgen */
@media (prefers-reduced-motion: no-preference) {
  .js [data-reveal] { opacity: 0; transform: translateY(26px); }
  .js .h2 .line > span, .js .hero__title .line > span { transform: translateY(105%); }
  .js [data-hero-fade] { opacity: 0; transform: translateY(16px); }
  .js .schema [data-draw] { visibility: hidden; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .step { opacity: 1; }
  .plan__flow, .zone, .valve, .q.is-active { transition: none; animation: none; }
  .ph img { transform: none; }
}

/* ontwerpwissel (alleen zichtbaar als de andere ontwerpen naast deze pagina staan) */
.switch { position: fixed; left: 16px; bottom: 16px; z-index: 35; display: flex; gap: 4px; padding: 4px; background: #fff; box-shadow: 0 8px 24px rgba(13, 34, 56, .16); }
.switch[hidden] { display: none; }
.switch a { width: 34px; height: 34px; display: grid; place-items: center; text-decoration: none; font-weight: 600; font-size: .875rem; color: var(--ink); }
.switch a[aria-current] { background: var(--deep); color: #fff; }
@media (max-width: 760px) { .switch { display: none !important; } }