/* ==========================================================
   Airstock.nl – stylesheet
   ========================================================== */

:root {
  /* Afgestemd op het logo: antraciet "AIR" en blauw "STOCK" */
  --ink: #161b26;
  --ink-2: #3d4757;
  --muted: #6b7686;
  --line: #e3e8ef;
  --bg: #ffffff;
  --bg-soft: #f4f7fb;
  --primary: #1268dc;
  --primary-600: #0b53b5;
  --primary-50: #eaf2fe;
  --cyan: #22c3ee;
  --warm: #ff7a3d;
  --success: #12a150;
  --warning: #c27c00;
  --danger: #c62828;

  --radius: 22px;
  --shadow-sm: 0 1px 2px rgba(13, 27, 42, .06), 0 2px 8px rgba(13, 27, 42, .05);
  --shadow: 0 14px 34px -14px rgba(13, 27, 42, .22);
  --shadow-lg: 0 34px 70px -28px rgba(13, 27, 42, .32);

  --font: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --container: 1180px;
  --header-h: 72px;
}

/* ---------- Basis ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.15; letter-spacing: -.02em; margin: 0 0 .5em; font-weight: 800; }
p { margin: 0 0 1em; }
a { color: var(--primary); }
[hidden] { display: none !important; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
[id] { scroll-margin-top: calc(var(--header-h) + 12px); }
:focus-visible { outline: 3px solid rgba(18, 104, 220, .4); outline-offset: 2px; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 24px; }

.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 100; background: #fff; padding: .6rem 1rem; border-radius: 10px; box-shadow: var(--shadow); }
.skip-link:focus { left: 16px; }

.i { width: 22px; height: 22px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--primary); margin: 0 0 .9rem;
}

/* ---------- Knoppen ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font: inherit; font-weight: 700; font-size: .95rem; line-height: 1;
  padding: .85rem 1.25rem; border-radius: 999px; border: 1.5px solid transparent;
  cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: background-color .2s, color .2s, border-color .2s, transform .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 10px 22px -10px rgba(18, 104, 220, .7); }
.btn-primary:hover { background: var(--primary-600); }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: #c4d3e3; }
.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: #eaf6fd; }
.btn-sm { padding: .62rem 1rem; font-size: .875rem; }
.btn-lg { padding: 1rem 1.5rem; font-size: 1rem; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .86);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s;
}
.site-header.scrolled { border-color: var(--line); box-shadow: 0 8px 24px -16px rgba(13, 27, 42, .25); }
.header-inner { display: flex; align-items: center; gap: 20px; height: var(--header-h); }

.logo { display: inline-flex; align-items: center; flex: none; }
.logo img { height: 50px; width: auto; }

.main-nav { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.main-nav a:not(.btn) { color: var(--ink-2); text-decoration: none; font-weight: 600; font-size: .93rem; padding: .5rem .75rem; white-space: nowrap; border-radius: 999px; transition: background-color .2s, color .2s; }
.main-nav a:not(.btn):hover { color: var(--ink); background: var(--bg-soft); }
.nav-cta { margin-left: 8px; }

.header-phone { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--ink); text-decoration: none; font-size: .93rem; white-space: nowrap; }
.header-phone .i { width: 20px; height: 20px; color: var(--primary); }
.header-phone:hover { color: var(--primary); }

.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 44px; height: 44px; padding: 0 11px; border: 1.5px solid var(--line); background: #fff; border-radius: 12px; cursor: pointer; }
.nav-toggle span { display: block; height: 2px; border-radius: 2px; background: var(--ink); transition: transform .25s, opacity .25s; }
.site-header.open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header.open .nav-toggle span:nth-child(2) { opacity: 0; }
.site-header.open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1120px) {
  .header-phone span { display: none; }
  .header-phone { width: 44px; height: 44px; justify-content: center; border: 1.5px solid var(--line); border-radius: 12px; }
}
@media (max-width: 960px) {
  .nav-toggle { display: inline-flex; }
  .header-phone { margin-left: auto; }
  .main-nav {
    position: absolute; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: #fff; padding: 12px 16px 20px;
    border-bottom: 1px solid var(--line); box-shadow: 0 20px 30px -20px rgba(13, 27, 42, .3);
    display: none;
  }
  .site-header.open .main-nav { display: flex; }
  .main-nav a:not(.btn) { padding: .85rem 1rem; border-radius: 12px; font-size: 1rem; }
  .nav-cta { margin: 10px 0 0; padding: 1rem; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; padding-top: 72px;
  background:
    radial-gradient(900px 500px at 85% 10%, rgba(34, 195, 238, .15), transparent 60%),
    radial-gradient(700px 500px at 0% 0%, rgba(18, 104, 220, .09), transparent 60%),
    linear-gradient(180deg, #f6f9fe 0%, #fff 100%);
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center; }

.hero .eyebrow {
  background: #fff; border: 1px solid var(--line); padding: .45rem .85rem; border-radius: 999px;
  text-transform: none; letter-spacing: 0; font-size: .86rem; font-weight: 600; color: var(--ink-2);
  box-shadow: var(--shadow-sm); margin-bottom: 1.4rem;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); animation: pulse 2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(18, 161, 80, .45); }
  70% { box-shadow: 0 0 0 8px rgba(18, 161, 80, 0); }
  100% { box-shadow: 0 0 0 0 rgba(18, 161, 80, 0); }
}

.hero h1 { font-size: clamp(2.5rem, 5.2vw, 4.1rem); letter-spacing: -.035em; margin-bottom: .4em; }
.grad { background: linear-gradient(90deg, var(--primary), var(--cyan)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 1.15rem; max-width: 34em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0; }
.hero-trust { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px 22px; font-weight: 600; font-size: .93rem; color: var(--ink); }
.hero-trust li { display: inline-flex; align-items: center; gap: 6px; }
.hero-trust .i { width: 18px; height: 18px; color: var(--success); stroke-width: 2.4; }

/* Airco-illustratie */
.hero-visual { position: relative; padding: 24px 0; --flow: #22c3ee; --flow-soft: rgba(34, 195, 238, .28); }
.hero-visual[data-mode="warm"] { --flow: #ff7a3d; --flow-soft: rgba(255, 122, 61, .24); }

.wall {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; align-items: center;
  padding: 52px 36px 28px;
  background: linear-gradient(180deg, #ffffff, #edf2f8);
  border: 1px solid var(--line); border-radius: 32px;
  box-shadow: var(--shadow-lg);
}
.wall::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(13, 27, 42, .07) 1px, transparent 1px);
  background-size: 18px 18px;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 75%);
  mask-image: linear-gradient(to bottom, #000, transparent 75%);
}
.glow {
  position: absolute; left: 8%; right: 8%; top: 28%; height: 62%;
  background: radial-gradient(closest-side, var(--flow-soft), transparent);
  filter: blur(8px); transition: background .6s;
}
.unit { position: relative; width: 100%; filter: drop-shadow(0 18px 22px rgba(13, 27, 42, .14)); }
.unit-photo { height: auto; margin-top: 8px; }
.unit-temp { font: 700 24px var(--font); fill: var(--flow); transition: fill .5s; }
.unit-led { fill: var(--flow); transition: fill .5s; animation: blink 2.4s ease-in-out infinite; }
@keyframes blink { 50% { opacity: .35; } }

.airflow {
  position: relative; width: 92%; margin-top: -10px;
  -webkit-mask-image: linear-gradient(to bottom, #000 25%, transparent 95%);
  mask-image: linear-gradient(to bottom, #000 25%, transparent 95%);
}
.airflow path {
  fill: none; stroke: var(--flow); stroke-width: 3; stroke-linecap: round;
  stroke-dasharray: 55 95; opacity: .85;
  animation: flow 2.4s linear infinite; transition: stroke .5s;
}
.airflow path:nth-child(2n) { stroke-width: 2; opacity: .5; animation-duration: 3s; }
.airflow path:nth-child(1) { animation-delay: -.3s; }
.airflow path:nth-child(2) { animation-delay: -1.7s; }
.airflow path:nth-child(3) { animation-delay: -1.1s; }
.airflow path:nth-child(4) { animation-delay: -2.6s; }
.airflow path:nth-child(5) { animation-delay: -.7s; }
.airflow path:nth-child(6) { animation-delay: -2.1s; }
.airflow path:nth-child(7) { animation-delay: -1.4s; }
.airflow path:nth-child(8) { animation-delay: -.2s; }
.airflow path:nth-child(9) { animation-delay: -2.3s; }
@keyframes flow { from { stroke-dashoffset: 150; } to { stroke-dashoffset: 0; } }

.mode-toggle { position: relative; display: inline-flex; gap: 4px; padding: 5px; margin-top: -12px; background: #fff; border: 1px solid var(--line); border-radius: 999px; box-shadow: var(--shadow-sm); }
.mode-toggle button {
  display: inline-flex; align-items: center; gap: 7px;
  font: inherit; font-weight: 700; font-size: .9rem;
  border: 0; background: transparent; color: var(--ink-2);
  padding: .6rem 1.1rem; border-radius: 999px; cursor: pointer;
  transition: background-color .25s, color .25s;
}
.mode-toggle .i { width: 18px; height: 18px; }
.mode-toggle button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.mode-toggle button[aria-pressed="true"] .i { color: var(--flow); }

.float-card {
  position: absolute; display: flex; align-items: center; gap: 10px;
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  padding: 10px 16px 10px 10px; box-shadow: var(--shadow);
  font-size: .8rem; line-height: 1.3; color: var(--muted);
  animation: float 6s ease-in-out infinite;
}
.float-card strong { display: block; color: var(--ink); font-size: .92rem; }
.fc-icon { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; background: var(--primary-50); color: var(--primary); }
.fc-icon .i { width: 20px; height: 20px; }
.fc-1 { top: 0; left: -28px; }
.fc-1 .fc-icon { background: #e6f6ed; color: var(--success); }
.fc-2 { top: 44%; right: -26px; animation-delay: -2s; }
.fc-3 { bottom: 150px; left: -34px; animation-delay: -4s; }
.fc-3 .fc-icon { background: #f0ecfd; color: #6a4fd8; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* USP-balk */
.usp { margin-top: 72px; background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.usp-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.usp-item { display: flex; align-items: center; gap: 14px; padding: 24px 20px; }
.usp-item + .usp-item { border-left: 1px solid var(--line); }
.usp-icon { flex: none; width: 46px; height: 46px; border-radius: 13px; background: var(--primary-50); color: var(--primary); display: grid; place-items: center; }
.usp-item strong { display: block; color: var(--ink); font-size: .98rem; line-height: 1.3; }
.usp-item span { font-size: .86rem; color: var(--muted); }

/* ---------- Secties ---------- */
.section { padding: 104px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 690px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: clamp(1.9rem, 3.6vw, 2.75rem); }
.section-head p:last-child { font-size: 1.08rem; color: var(--muted); margin: 0; }
.section-head .eyebrow:last-child { margin: 0; }

/* ---------- Assortiment ---------- */
.filters { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin: -12px 0 36px; }
.filter {
  font: inherit; font-weight: 700; font-size: .9rem;
  padding: .62rem 1.15rem; border-radius: 999px;
  border: 1.5px solid var(--line); background: #fff; color: var(--ink-2); cursor: pointer;
  transition: background-color .2s, color .2s, border-color .2s;
}
.filter:hover { border-color: #c4d3e3; }
.filter.active { background: var(--ink); border-color: var(--ink); color: #fff; }

.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-loading { grid-column: 1 / -1; text-align: center; color: var(--muted); padding: 48px 0; margin: 0; }
.product {
  display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform .25s, box-shadow .25s, border-color .25s;
  animation: fade-up .5s ease backwards;
}
.product:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #d3dfec; }
@keyframes fade-up { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

.product-media { position: relative; aspect-ratio: 16 / 10; display: grid; place-items: center; padding: 34px 28px 22px; background: radial-gradient(120% 90% at 50% 0%, #f6faff, #e2ecf7); }
.product-art-wrap { position: absolute; inset: 48px 28px 22px; display: grid; place-items: center; }
.product-media .product-photo { width: 100%; height: 100%; min-height: 0; object-fit: contain; filter: drop-shadow(0 14px 16px rgba(22, 27, 38, .14)); }
.product-art { width: 86%; transition: transform .4s; }
.product-art-sm { width: 70%; }
.product:hover .product-art { transform: scale(1.04); }
.swatches { position: absolute; bottom: 12px; left: 50%; translate: -50% 0; display: flex; gap: 6px; padding: 5px; background: #fff; border-radius: 999px; box-shadow: var(--shadow-sm); }
.swatch { width: 22px; height: 22px; padding: 0; border-radius: 50%; border: 2px solid #fff; outline: 1.5px solid var(--line); cursor: pointer; transition: outline-color .2s; }
.swatch-white { background: linear-gradient(180deg, #fff, #e3e9f0); }
.swatch-black { background: linear-gradient(180deg, #3a414c, #121519); }
.swatch.active { outline: 2px solid var(--primary); }
.swatch:focus-visible { outline: 3px solid rgba(18, 104, 220, .5); }
.product-tag, .stock {
  position: absolute; top: 14px; display: inline-flex; align-items: center; gap: 6px;
  font-size: .75rem; font-weight: 700; padding: .32rem .68rem; border-radius: 999px;
  background: #fff; box-shadow: var(--shadow-sm);
}
.product-tag { left: 14px; color: var(--ink); }
a.product-art-wrap { cursor: pointer; }
.product-title h3 a { color: inherit; text-decoration: none; }
.product-title h3 a:hover { color: var(--primary); }
.set-inset { position: absolute; right: 12px; bottom: 12px; display: grid; justify-items: center; gap: 2px; width: 74px; padding: 6px 6px 4px; border-radius: 12px; background: rgba(255, 255, 255, .92); box-shadow: var(--shadow-sm); pointer-events: none; }
.set-inset img { width: 54px; height: 40px; object-fit: contain; }
.set-inset span { font-size: .64rem; font-weight: 800; color: var(--ink); white-space: nowrap; }
.set-line { display: flex; align-items: center; gap: 8px; margin: 10px 0 0; font-size: .86rem; font-weight: 700; color: var(--primary); }
.set-line .i { width: 18px; height: 18px; }
.more-link { font-weight: 700; white-space: nowrap; }
.stock { right: 14px; }
.stock::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.stock.in { color: var(--success); }
.stock.low { color: var(--warning); }
.stock.order { color: var(--muted); }
.stock.out { color: var(--danger); }

.product-body { display: flex; flex-direction: column; flex: 1; padding: 22px; }
.product-title { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.product-brand { font-size: .74rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--primary); margin: 0 0 2px; }
.product h3 { font-size: 1.35rem; margin: 0; }
.energy {
  flex: none; margin-top: 4px;
  font-size: .78rem; font-weight: 800; color: #fff; background: #00a651;
  padding: .3rem 1rem .3rem .55rem; border-radius: 4px 0 0 4px;
  clip-path: polygon(0 0, calc(100% - 9px) 0, 100% 50%, calc(100% - 9px) 100%, 0 100%);
}
.energy[data-label="A++"] { background: #4cb847; }
.energy[data-label="A+"] { background: #bdd630; color: var(--ink); }
.product-desc { font-size: .94rem; margin: 12px 0 14px; }
.product-features { list-style: none; padding: 0; margin: 0 0 18px; display: grid; gap: 6px; font-size: .9rem; color: var(--ink); }
.product-features li { display: flex; gap: 8px; align-items: flex-start; }
.product-features .i { width: 18px; height: 18px; color: var(--success); stroke-width: 2.4; margin-top: 2px; }
.chips-label { font-size: .74rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; margin: 0 0 8px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px; }
.chips:has(+ .spec-line) { margin-bottom: 12px; }
.spec-line { font-size: .82rem; color: var(--muted); margin: 0 0 18px; }
.spec-line b { color: var(--ink); font-weight: 800; }
.chip {
  font: inherit; font-size: .85rem; font-weight: 700;
  padding: .45rem .75rem; border-radius: 10px;
  border: 1.5px solid var(--line); background: #fff; color: var(--ink-2); cursor: pointer;
  transition: background-color .2s, color .2s, border-color .2s;
}
.chip:hover { border-color: #c4d3e3; }
.chip.active { border-color: var(--primary); background: var(--primary-50); color: var(--primary); }
.product-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 18px; border-top: 1px solid var(--line); }
.price { font-weight: 800; color: var(--ink); font-size: 1.2rem; line-height: 1.2; }
.price small { display: block; font-size: .74rem; font-weight: 600; color: var(--muted); }
.price.on-request { font-size: 1rem; }
.price .from { font-size: .8rem; font-weight: 700; color: var(--muted); }
.fineprint { text-align: center; font-size: .85rem; color: var(--muted); margin: 32px 0 0; }

/* ---------- Formuliervelden (gedeeld) ---------- */
.card { background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 32px; box-shadow: var(--shadow-sm); }
.field { display: flex; flex-direction: column; gap: 8px; border: 0; padding: 0; margin: 0; min-width: 0; }
.field > label, .field > legend, .field-row > label { font-weight: 700; color: var(--ink); font-size: .92rem; padding: 0; }
.field > legend { margin-bottom: 8px; }
.field-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
output { font-weight: 800; color: var(--primary); font-size: 1.05rem; }

input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px; margin: 12px 0; border-radius: 999px; cursor: pointer;
  background: linear-gradient(to right, var(--primary) var(--fill, 50%), #dbe4ee var(--fill, 50%));
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 24px; height: 24px; border-radius: 50%;
  background: #fff; border: 3px solid var(--primary); box-shadow: 0 2px 8px rgba(13, 27, 42, .25);
}
input[type="range"]::-moz-range-thumb {
  width: 18px; height: 18px; border-radius: 50%;
  background: #fff; border: 3px solid var(--primary); box-shadow: 0 2px 8px rgba(13, 27, 42, .25);
}
input[type="range"]:focus-visible { outline-offset: 8px; }

.segmented { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.segmented-2 { grid-template-columns: repeat(2, 1fr); }
.segmented label { position: relative; cursor: pointer; }
.segmented input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.segmented span {
  display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%;
  text-align: center; padding: .75rem .5rem; line-height: 1.25;
  border: 1.5px solid var(--line); border-radius: 14px;
  font-weight: 700; color: var(--ink); font-size: .92rem;
  transition: background-color .2s, color .2s, border-color .2s;
}
.segmented small { font-weight: 500; color: var(--muted); font-size: .76rem; margin-top: 3px; }
.segmented label:hover span { border-color: #c4d3e3; }
.segmented input:checked + span { border-color: var(--primary); background: var(--primary-50); color: var(--primary); }
.segmented input:focus-visible + span { outline: 3px solid rgba(18, 104, 220, .4); outline-offset: 2px; }

.switch { position: relative; display: flex; align-items: center; gap: 12px; cursor: pointer; font-weight: 600; color: var(--ink); font-size: .93rem; }
.switch input { position: absolute; left: 0; top: 50%; translate: 0 -50%; width: 46px; height: 26px; margin: 0; opacity: 0; cursor: pointer; }
.switch-track { position: relative; flex: none; width: 46px; height: 26px; border-radius: 999px; background: #d5dee8; transition: background-color .2s; }
.switch-track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0, 0, 0, .25); transition: transform .2s; }
.switch input:checked + .switch-track { background: var(--primary); }
.switch input:checked + .switch-track::after { transform: translateX(20px); }
.switch input:focus-visible + .switch-track { outline: 3px solid rgba(18, 104, 220, .4); outline-offset: 2px; }

input:not([type="range"]):not([type="checkbox"]):not([type="radio"]), select, textarea {
  width: 100%; font: inherit; font-size: .96rem; color: var(--ink);
  background: #fff; border: 1.5px solid var(--line); border-radius: 12px; padding: .75rem .9rem;
  transition: border-color .2s, box-shadow .2s;
}
input:not([type="range"]):not([type="checkbox"]):not([type="radio"]):focus, select:focus, textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(18, 104, 220, .12);
}
select {
  -webkit-appearance: none; appearance: none; padding-right: 2.5rem; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%233b4a5c' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .85rem center; background-size: 18px;
}
textarea { resize: vertical; min-height: 110px; }
::placeholder { color: #9aa8b8; }

.check, .field > .check { display: flex; gap: 10px; align-items: flex-start; font-size: .92rem; font-weight: 500; color: var(--ink-2); cursor: pointer; }
.check input { flex: none; width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--primary); cursor: pointer; }

/* ---------- Calculator ---------- */
.calc { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px; max-width: 1040px; margin: 0 auto; }
.calc-inputs { display: grid; gap: 26px; align-content: center; }
.calc-result {
  position: relative; overflow: hidden; display: flex; flex-direction: column;
  padding: 32px; border-radius: 24px; color: #c3d2e3;
  background:
    radial-gradient(120% 80% at 100% 0%, rgba(34, 195, 238, .32), transparent 60%),
    linear-gradient(160deg, #0f2a47, #0d1b2a);
  box-shadow: var(--shadow-lg);
}
.calc-label, .calc-models p { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: #8fb3d9; margin: 0; }
.calc-value { font-size: clamp(3.6rem, 7vw, 4.9rem); font-weight: 800; color: #fff; letter-spacing: -.04em; line-height: 1; margin: .22em 0 .25em; }
.calc-value small { font-size: .4em; font-weight: 700; color: var(--cyan); letter-spacing: 0; }
.calc-need { font-size: .93rem; margin-bottom: 24px; }
.calc-need strong { color: #fff; }
.calc-models { border-top: 1px solid rgba(255, 255, 255, .12); padding-top: 18px; margin-bottom: 26px; }
.calc-models p { margin-bottom: 10px; }
.calc-models ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.calc-models li { background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .14); color: #fff; font-weight: 600; font-size: .85rem; padding: .35rem .75rem; border-radius: 999px; }
.calc-models li span { color: var(--cyan); font-weight: 700; margin-left: 4px; }
.calc-result .btn { margin-top: auto; }
.calc-note { font-size: .78rem; color: #8aa0b8; margin: 14px 0 0; }

/* ---------- Voordelen ---------- */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.feature:hover { border-color: #cfdcea; box-shadow: var(--shadow); }
.feature-icon {
  width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 18px;
  background: linear-gradient(135deg, var(--primary), var(--cyan)); color: #fff;
  box-shadow: 0 12px 22px -12px rgba(18, 104, 220, .8);
}
.feature h3 { font-size: 1.12rem; margin-bottom: .4em; }
.feature p { font-size: .94rem; margin: 0; }

/* ---------- Werkwijze ---------- */
.steps { position: relative; list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.steps::before { content: ""; position: absolute; top: 28px; left: 12.5%; right: 12.5%; height: 2px; background: repeating-linear-gradient(90deg, #c4d3e3 0 8px, transparent 8px 16px); }
.step { position: relative; text-align: center; }
.step-num {
  position: relative; display: grid; place-items: center; width: 56px; height: 56px; margin: 0 auto 20px;
  border-radius: 50%; background: #fff; border: 2px solid var(--primary); color: var(--primary);
  font-weight: 800; font-size: 1.2rem; box-shadow: 0 0 0 8px var(--bg-soft);
}
.step h3 { font-size: 1.12rem; margin-bottom: .4em; }
.step p { font-size: .94rem; margin: 0; }

/* ---------- Zakelijk ---------- */
.b2b {
  color: #c3d2e3;
  background:
    radial-gradient(800px 420px at 90% 0%, rgba(34, 195, 238, .22), transparent 60%),
    linear-gradient(160deg, #0f2a47, #0d1b2a);
}
.b2b-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: center; }
.b2b h2 { color: #fff; font-size: clamp(1.9rem, 3.6vw, 2.75rem); }
.b2b .eyebrow { color: var(--cyan); }
.b2b-lead { font-size: 1.08rem; margin-bottom: 28px; max-width: 34em; }
.b2b-card { background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .12); border-radius: 24px; padding: 32px; }
.b2b-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; }
.b2b-list li { display: flex; gap: 14px; }
.b2b-list .ic { flex: none; width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: rgba(34, 195, 238, .14); color: var(--cyan); }
.b2b-list strong { display: block; color: #fff; }
.b2b-list span { font-size: .92rem; }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin: 0 auto; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 22px 4px; font-weight: 700; color: var(--ink); font-size: 1.06rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none; width: 34px; height: 34px; border-radius: 50%;
  background: var(--bg-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M7 1v12M1 7h12' stroke='%230d1b2a' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") center / 13px no-repeat;
  transition: transform .25s, background-color .25s;
}
.faq summary:hover::after { background-color: var(--primary-50); }
.faq details[open] summary::after { transform: rotate(45deg); background-color: var(--primary-50); }
.faq details p { padding: 0 4px 24px; margin: 0; max-width: 68ch; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 64px; align-items: start; }
.contact-info h2 { font-size: clamp(1.9rem, 3.6vw, 2.6rem); }
.contact-list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 16px; }
.contact-list li { display: flex; align-items: center; gap: 14px; }
.ci { flex: none; width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: #fff; border: 1px solid var(--line); color: var(--primary); box-shadow: var(--shadow-sm); }
.contact-list small { display: block; font-size: .74rem; color: var(--muted); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.contact-list a, .contact-list .val { color: var(--ink); font-weight: 700; text-decoration: none; }
.contact-list a:hover { color: var(--primary); }

.quote-form { display: grid; gap: 22px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field-full { grid-column: 1 / -1; }
.field-check { justify-content: flex-end; padding-bottom: .8rem; }
.consent { font-size: .86rem; color: var(--muted); }
.hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-status { margin: -6px 0 0; font-weight: 600; font-size: .92rem; min-height: 1.4em; }
.form-status.ok { color: var(--success); }
.form-status.err { color: var(--danger); }

/* ---------- Footer ---------- */
.site-footer { background: #0a1520; color: #93a5b9; padding: 72px 0 28px; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1.2fr; gap: 40px; }
.footer-logo { display: inline-block; background: #fff; border-radius: 16px; padding: 14px 18px; box-shadow: 0 10px 30px -12px rgba(0, 0, 0, .5); }
.footer-logo img { width: 230px; height: auto; }
.footer-about { margin: 20px 0 0; max-width: 30em; }
.site-footer h4 { color: #fff; font-size: .95rem; letter-spacing: 0; margin-bottom: 14px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { color: #c3d2e3; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-bottom { margin-top: 56px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .08); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; font-size: .82rem; color: #71859a; }
.footer-bottom p { margin: 0; }

/* ---------- WhatsApp-knop ---------- */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 40;
  width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center;
  background: #25d366; color: #fff; box-shadow: 0 14px 28px -10px rgba(37, 211, 102, .7);
  transition: transform .2s;
}
.wa-float:hover { transform: scale(1.07); }

/* ---------- Testwinkel-balk ---------- */
.test-bar { background: #fff4e0; color: #7a4f00; text-align: center; font-size: .82rem; font-weight: 600; padding: 7px 16px; border-bottom: 1px solid #f3dfb8; }

/* ---------- Winkelwagenknop ---------- */
.btn .i { width: 18px; height: 18px; }
.btn.added { background: var(--success); box-shadow: 0 10px 22px -10px rgba(18, 161, 80, .7); }
.cart-btn {
  position: relative; display: inline-flex; align-items: center; gap: 8px; flex: none;
  height: 44px; padding: 0 14px; font: inherit; font-weight: 700; font-size: .93rem; color: var(--ink);
  background: #fff; border: 1.5px solid var(--line); border-radius: 12px; cursor: pointer;
  transition: border-color .2s, color .2s;
}
.cart-btn:hover { border-color: #c4d3e3; color: var(--primary); }
.cart-btn .i { width: 22px; height: 22px; color: var(--primary); }
.cart-count {
  position: absolute; top: -7px; right: -7px; min-width: 21px; height: 21px; padding: 0 6px;
  display: grid; place-items: center; border-radius: 999px; border: 2px solid #fff;
  background: var(--primary); color: #fff; font-size: .72rem; font-weight: 800; line-height: 1;
}
.product-cta { flex: none; }
@media (max-width: 1120px) {
  .cart-btn { width: 44px; padding: 0; justify-content: center; }
  .cart-btn-label { display: none; }
}

/* ---------- Winkelwagen-paneel ---------- */
.cart-overlay { position: fixed; inset: 0; z-index: 90; background: rgba(10, 21, 32, .45); opacity: 0; pointer-events: none; transition: opacity .25s; }
.cart-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 91; width: min(430px, 100%);
  display: flex; flex-direction: column; background: #fff; box-shadow: var(--shadow-lg);
  transform: translateX(100%); visibility: hidden;
  transition: transform .3s cubic-bezier(.2, .8, .2, 1), visibility 0s .3s;
}
.cart-open .cart-overlay { opacity: 1; pointer-events: auto; }
.cart-open .cart-drawer { transform: none; visibility: visible; transition: transform .3s cubic-bezier(.2, .8, .2, 1); }
.cart-open body { overflow: hidden; }
.cart-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 24px; border-bottom: 1px solid var(--line); }
.cart-head h2 { font-size: 1.25rem; margin: 0; }
.icon-btn { flex: none; width: 40px; height: 40px; display: grid; place-items: center; border: 1.5px solid var(--line); background: #fff; border-radius: 12px; color: var(--ink); cursor: pointer; }
.icon-btn:hover { border-color: #c4d3e3; }
.cart-body { flex: 1; overflow-y: auto; padding: 4px 24px; }
.cart-foot { display: grid; gap: 10px; padding: 20px 24px 24px; border-top: 1px solid var(--line); background: var(--bg-soft); }
.cart-foot:empty { display: none; }
.cart-note { font-size: .8rem; color: var(--muted); margin: 0 0 6px; }
.cart-notice { margin: 16px 0 4px; padding: 10px 14px; border-radius: 12px; background: #fff4e0; color: #7a4f00; font-size: .86rem; font-weight: 600; }
.cart-empty { display: grid; justify-items: center; gap: 16px; padding: 64px 8px; text-align: center; }
.cart-empty .i { width: 52px; height: 52px; color: #b4c2d1; stroke-width: 1.5; }
.cart-empty p { margin: 0; }
.cart-empty strong { color: var(--ink); }

.lines { list-style: none; margin: 0; padding: 0; }
.line { display: grid; grid-template-columns: 72px 1fr auto; gap: 14px; align-items: start; padding: 16px 0; border-bottom: 1px solid var(--line); }
.line:last-child { border-bottom: 0; }
.line-thumb { width: 72px; height: 72px; padding: 8px; display: grid; place-items: center; border-radius: 14px; background: radial-gradient(120% 90% at 50% 0%, #f6faff, #e2ecf7); }
.line-thumb img { max-height: 100%; object-fit: contain; }
.line-name { margin: 0; font-weight: 800; color: var(--ink); line-height: 1.3; }
.line-meta { margin: 2px 0 10px; font-size: .85rem; color: var(--muted); }
.line-actions { display: flex; align-items: center; gap: 6px; }
.line-price { margin: 0; font-weight: 800; color: var(--ink); white-space: nowrap; }
.line-qty { font-size: .85rem; color: var(--muted); }
.qty { display: inline-flex; align-items: center; border: 1.5px solid var(--line); border-radius: 10px; overflow: hidden; }
.qty button { width: 32px; height: 32px; border: 0; background: #fff; font: inherit; font-weight: 700; font-size: 1.05rem; color: var(--ink); cursor: pointer; }
.qty button:hover:not(:disabled) { background: var(--bg-soft); }
.qty button:disabled { color: #b8c3cf; cursor: default; }
.qty span { min-width: 26px; text-align: center; font-weight: 700; font-size: .92rem; color: var(--ink); }
.line-remove { width: 34px; height: 34px; display: grid; place-items: center; border: 0; border-radius: 10px; background: transparent; color: var(--muted); cursor: pointer; }
.line-remove:hover { color: var(--danger); background: #fdecec; }
.line-remove .i { width: 18px; height: 18px; }

.sum-row { display: flex; justify-content: space-between; gap: 12px; font-size: .95rem; color: var(--ink); }
.sum-row.muted { color: var(--muted); font-size: .9rem; }
.sum-row.total { margin-top: 4px; padding-top: 14px; border-top: 1px solid var(--line); font-size: 1.2rem; font-weight: 800; }

/* ---------- Eenvoudige pagina's (afrekenen, bedankt, voorwaarden) ---------- */
.page-simple { background: var(--bg-soft); }
.page-simple .site-header { background: #fff; border-color: var(--line); }
.header-link { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-weight: 700; font-size: .93rem; color: var(--ink-2); text-decoration: none; }
.header-link:hover { color: var(--primary); }
.header-link .i { width: 18px; height: 18px; }
.secure { display: inline-flex; align-items: center; gap: 8px; font-size: .88rem; font-weight: 600; color: var(--muted); }
.secure .i { width: 18px; height: 18px; color: var(--success); }
.page-main { padding: 48px 0 96px; }
.page-title { font-size: clamp(1.9rem, 3.4vw, 2.5rem); margin-bottom: .3em; }
.page-intro { color: var(--muted); margin-bottom: 32px; }

.site-footer.slim { padding: 28px 0; }
.site-footer.slim .footer-bottom { margin-top: 0; padding-top: 0; border-top: 0; }
.footer-links { display: flex; flex-wrap: wrap; gap: 6px 18px; }

/* ---------- Afrekenen ---------- */
.checkout-grid { display: grid; grid-template-columns: 1.4fr .95fr; gap: 28px; align-items: start; }
.co-form { display: grid; gap: 20px; }
.co-section { display: grid; gap: 18px; }
.co-section h2 { display: flex; align-items: center; gap: 12px; font-size: 1.15rem; margin: 0; }
.co-step { flex: none; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: var(--primary-50); color: var(--primary); font-size: .88rem; font-weight: 800; }
.form-grid-address { grid-template-columns: 1.4fr 1fr 1fr; }
.field-hint { margin: 0; font-size: .8rem; color: var(--muted); }
.field input:user-invalid, .field select:user-invalid { border-color: var(--danger); }

.choice-list { display: grid; gap: 10px; border: 0; padding: 0; margin: 0; min-width: 0; }
.choice { display: flex; align-items: flex-start; gap: 12px; padding: 14px 16px; border: 1.5px solid var(--line); border-radius: 14px; background: #fff; cursor: pointer; transition: border-color .2s, background-color .2s; }
.choice:hover { border-color: #c4d3e3; }
.choice:has(input:checked) { border-color: var(--primary); background: var(--primary-50); }
.choice input { flex: none; width: 18px; height: 18px; margin: 3px 0 0; accent-color: var(--primary); cursor: pointer; }
.choice-text { flex: 1; line-height: 1.4; }
.choice-text strong { display: block; color: var(--ink); font-size: .95rem; }
.choice-text small { display: block; color: var(--muted); font-size: .85rem; }
.choice-price { flex: none; font-weight: 800; color: var(--ink); font-size: .92rem; }
.sub-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding: 16px; border-radius: 14px; background: var(--bg-soft); }
.sub-fields .field-hint { grid-column: 1 / -1; }
.sub-fields .kvk-status { grid-column: 1 / -1; margin: -6px 0 0; min-height: 0; }
.sub-fields .kvk-status:empty { display: none; }
.sub-fields .kvk-status.ok, .sub-fields .kvk-status.warn { margin: 0; padding: 10px 14px; border-radius: 10px; border: 1px solid; font-weight: 600; line-height: 1.45; }
.sub-fields .kvk-status.ok { background: #e6f6ed; border-color: #b5e2c6; }
.sub-fields .kvk-status.warn { background: #fff5e3; border-color: #f0d4a0; }
.sub-fields .sub-check { grid-column: 1 / -1; }
.form-status.warn { color: var(--warning); }

.addr-status { margin: -8px 0 0; min-height: 0; }
.addr-status:empty { display: none; }
.co-submit { display: grid; gap: 14px; }
.co-submit .btn .i { width: 20px; height: 20px; }
.co-submit .field-hint { text-align: center; }
.co-submit .form-status { margin: 0; text-align: center; }

.summary { position: sticky; top: calc(var(--header-h) + 20px); display: grid; gap: 4px; }
.summary-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.summary-head h2 { font-size: 1.15rem; margin: 0; }
.summary .line { grid-template-columns: 60px 1fr auto; padding: 14px 0; }
.summary .line-thumb { width: 60px; height: 60px; border-radius: 12px; }
.summary .line-meta { margin-bottom: 2px; }
.summary-totals { display: grid; gap: 8px; padding-top: 14px; border-top: 1px solid var(--line); }
.link-btn { padding: 0; border: 0; background: none; font: inherit; font-size: .9rem; font-weight: 700; color: var(--primary); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.trust-list { list-style: none; margin: 18px 0 0; padding: 16px 0 0; border-top: 1px solid var(--line); display: grid; gap: 8px; font-size: .88rem; }
.trust-list li { display: flex; align-items: center; gap: 8px; }
.trust-list .i { width: 18px; height: 18px; color: var(--success); stroke-width: 2.4; }
.checkout-empty { max-width: 560px; margin: 0 auto; text-align: center; }

/* ---------- Bedankt ---------- */
.result { max-width: 640px; margin: 0 auto; text-align: center; }
.result-icon { width: 76px; height: 76px; margin: 0 auto 22px; display: grid; place-items: center; border-radius: 50%; background: #e6f6ed; color: var(--success); }
.result-icon.wait { background: var(--primary-50); color: var(--primary); }
.result-icon.err { background: #fdecec; color: var(--danger); }
.result-icon .i { width: 38px; height: 38px; stroke-width: 2.2; }
.result-icon.wait .i { animation: spin 1.2s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.result h1 { font-size: clamp(1.8rem, 3.4vw, 2.4rem); }
.result .lead { margin: 0 auto 28px; }
.result-ref { display: inline-block; margin-bottom: 24px; padding: .4rem .9rem; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-weight: 700; color: var(--ink); font-size: .92rem; }
.next-steps { text-align: left; margin: 0 0 28px; }
.next-steps h2 { font-size: 1.1rem; }
.next-steps ol { margin: 0; padding-left: 1.2rem; display: grid; gap: 8px; }
.result-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }

/* ---------- Juridische pagina's ---------- */
.legal { max-width: 780px; margin: 0 auto; }
.legal .card { padding: 40px; }
.legal h2 { font-size: 1.3rem; margin: 2em 0 .6em; }
.legal h2:first-of-type { margin-top: 1em; }
.legal h3 { font-size: 1.05rem; margin: 1.4em 0 .4em; }
.legal ol, .legal ul { padding-left: 1.3rem; display: grid; gap: 6px; margin: 0 0 1em; }
.legal .toc { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0 0 8px; }
.legal .toc a { display: inline-block; padding: .35rem .8rem; border-radius: 999px; background: var(--primary-50); font-size: .86rem; font-weight: 700; text-decoration: none; }
.legal .model-form { padding: 20px 24px; border: 1.5px dashed #c4d3e3; border-radius: 14px; background: var(--bg-soft); }
.legal-meta { color: var(--muted); font-size: .9rem; }

/* ---------- Scroll-animatie ---------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease, border-color .25s, box-shadow .25s; }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-copy { text-align: center; }
  .hero-copy .lead { margin-inline: auto; }
  .hero-actions, .hero-trust { justify-content: center; }
  .hero-visual { width: 100%; max-width: 560px; margin: 0 auto; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .calc { grid-template-columns: 1fr; }
  .b2b-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .usp-grid { grid-template-columns: repeat(2, 1fr); }
  .usp-item:nth-child(3) { border-left: 0; }
  .usp-item:nth-child(n+3) { border-top: 1px solid var(--line); }
  .checkout-grid { grid-template-columns: 1fr; }
  .summary { position: static; order: -1; }
}
@media (max-width: 860px) {
  .steps { grid-template-columns: 1fr 1fr; gap: 36px 24px; }
  .steps::before { display: none; }
}
@media (max-width: 640px) {
  .container { padding-inline: 16px; }
  .logo img { height: 38px; }
  .hide-sm { display: none; }
  .section { padding: 72px 0; }
  .hero { padding-top: 40px; }
  .hero-actions .btn { flex: 1 1 auto; }
  .wall { padding: 40px 18px 20px; border-radius: 24px; }
  .fc-1 { left: -4px; top: 4px; }
  .fc-2, .fc-3 { display: none; }
  .usp { margin-top: 48px; }
  .usp-grid { grid-template-columns: 1fr; }
  .usp-item { padding: 16px 4px; }
  .usp-item + .usp-item { border-left: 0; border-top: 1px solid var(--line); }
  .product-grid, .features-grid { grid-template-columns: 1fr; }
  .card, .calc-result, .b2b-card { padding: 24px; }
  .segmented small { display: none; }
  .form-grid { grid-template-columns: 1fr; }
  .field-check { padding-bottom: 0; }
  .steps { grid-template-columns: 1fr; gap: 24px; }
  .step { display: grid; grid-template-columns: 56px 1fr; gap: 16px; text-align: left; }
  .step-num { margin: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .header-inner { gap: 10px; }
  .page-main { padding: 28px 0 64px; }
  .form-grid-address, .sub-fields { grid-template-columns: 1fr 1fr; }
  .form-grid-address .field:first-child { grid-column: 1 / -1; }
  .sub-fields .field { grid-column: 1 / -1; }
  .legal .card { padding: 24px; }
  .secure span { display: none; }
  .cart-head, .cart-foot { padding-inline: 16px; }
  .cart-body { padding-inline: 16px; }
  .wa-float { right: 16px; bottom: 16px; width: 54px; height: 54px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .airflow path { stroke-dasharray: none; opacity: .35; }
  .js .reveal { opacity: 1; transform: none; }
}

/* ---------- Multi-split configurator ---------- */
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: .85rem; color: var(--muted); margin-bottom: 18px; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--primary); }
.ms-intro { max-width: 760px; }
.ms-intro .eyebrow { margin-bottom: 10px; }
.ms-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(300px, .9fr); gap: 28px; align-items: start; }
.ms-steps { display: grid; gap: 20px; min-width: 0; }
.ms-step { display: grid; gap: 16px; }
.ms-step h2 { display: flex; align-items: center; gap: 12px; font-size: 1.15rem; margin: 0; }
.ms-loading, .ms-unavailable { max-width: 640px; }
.ms-unavailable { margin: 0 auto; text-align: center; }

.ms-rooms-pick { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.ms-count { display: grid; justify-items: center; gap: 0; padding: 14px 8px; border: 1.5px solid var(--line); border-radius: 16px; background: #fff; font: inherit; color: var(--ink-2); cursor: pointer; transition: border-color .2s, background-color .2s; }
.ms-count strong { font-size: 1.6rem; line-height: 1.1; color: var(--ink); }
.ms-count span { font-size: .82rem; font-weight: 600; }
.ms-count:hover { border-color: #c4d3e3; }
.ms-count.active { border-color: var(--primary); background: var(--primary-50); }
.ms-count.active strong, .ms-count.active span { color: var(--primary); }

.ms-room-list { display: grid; gap: 14px; }
.ms-room { border: 1.5px solid var(--line); border-radius: 18px; padding: 16px 18px; background: #fff; }
.ms-room-head { display: grid; grid-template-columns: 34px minmax(0, 1fr) 84px auto; align-items: center; gap: 12px; padding-bottom: 12px; margin-bottom: 12px; border-bottom: 1px solid var(--line); }
.ms-room-no { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: #fff; font-weight: 800; font-size: .92rem; }
.ms-room-title { display: grid; line-height: 1.3; min-width: 0; }
.ms-room-title strong { color: var(--ink); }
.ms-room-title span { font-size: .88rem; color: var(--muted); }
.ms-room-img { height: 46px; display: grid; place-items: center; }
.ms-room-img img { max-height: 46px; max-width: 84px; object-fit: contain; }
.ms-room-price { font-weight: 800; color: var(--ink); white-space: nowrap; }
.ms-opts { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, auto)); gap: 4px 22px; justify-content: start; }
.ms-opt:first-child, .ms-opt:last-child { grid-column: 1 / -1; }
.ms-opt .chips { margin-bottom: 10px; }
.ms-opt .chip { display: inline-flex; flex-direction: column; align-items: center; line-height: 1.2; }
.chip small { display: block; font-size: .7rem; font-weight: 600; color: var(--muted); margin-top: 1px; }
.chip.active small { color: var(--primary); }
.chip:disabled { opacity: .38; cursor: not-allowed; text-decoration: line-through; text-decoration-thickness: 1px; }
.chip:disabled:hover { border-color: var(--line); }
.ms-type-desc { margin: 0; font-size: .85rem; color: var(--muted); }
.ms-page .stock { position: static; box-shadow: none; padding: 0; background: none; vertical-align: middle; }

.ms-out { align-items: center; }
.ms-out input { margin-top: 0; }
.ms-out-img { width: 76px; height: 58px; object-fit: contain; flex: none; }
.ms-out .choice-text small + small { margin-top: 2px; }
.ms-advice { display: inline-block; margin-left: 6px; padding: .1rem .5rem; border-radius: 999px; background: #e6f6ed; color: var(--success); font-style: normal; font-size: .72rem; font-weight: 800; vertical-align: 2px; }
.ms-need { margin: 0 0 12px; font-size: .92rem; color: var(--ink-2); }
.ms-need strong { color: var(--ink); }
.ms-group-label { margin: 10px 0 0; font-size: .74rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.ms-out .ms-small { color: #9a6200; font-weight: 600; }
.ms-out-small:not(:has(input:checked)) .ms-out-img { opacity: .7; }
.ms-warning a { color: inherit; }
.ms-warning + .choice-list { margin-top: 12px; }
.ms-warning { margin: 0; padding: 14px 16px; border-radius: 14px; background: #fff4e0; color: #7a4f00; font-weight: 600; font-size: .92rem; }

.ms-summary { gap: 12px; }
.ms-summary .summary-head { align-items: center; }
.ms-summary .btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }
.ms-summary .field-hint { text-align: center; }
.ms-summary .form-status { margin: 0; text-align: center; min-height: 0; }
.ms-summary .trust-list { margin-top: 4px; }
.ms-sum-list { list-style: none; margin: 0; padding: 0; display: grid; }
.ms-sum-list li { display: grid; grid-template-columns: 48px 1fr auto; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: .9rem; color: var(--ink); line-height: 1.35; }
.ms-sum-list li:last-child { border-bottom: 0; }
.ms-sum-list small { display: block; color: var(--muted); font-size: .78rem; }
.ms-sum-list b { white-space: nowrap; }
.ms-sum-img { width: 48px; height: 40px; display: grid; place-items: center; border-radius: 10px; background: radial-gradient(120% 90% at 50% 0%, #f6faff, #e2ecf7); }
.ms-sum-img img { max-width: 40px; max-height: 32px; object-fit: contain; }

.ms-info { margin-top: 56px; }
.ms-info h2 { font-size: 1.4rem; }
.ms-info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ms-info h3 { font-size: 1rem; margin-bottom: .4em; }
.ms-info p { font-size: .92rem; margin: 0; }

.ms-bar { display: none; }

@media (max-width: 1024px) {
  .ms-grid { grid-template-columns: 1fr; }
  .ms-summary { order: 0; }
  .ms-info-grid { grid-template-columns: 1fr; gap: 16px; }
  .ms-bar:not([hidden]) {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    background: #fff; border-top: 1px solid var(--line); box-shadow: 0 -10px 30px -18px rgba(13, 27, 42, .35);
  }
  .ms-bar small { display: block; font-size: .75rem; color: var(--muted); }
  .ms-bar strong { font-size: 1.2rem; color: var(--ink); }
  .ms-page { padding-bottom: 120px; }
}
@media (max-width: 640px) {
  .ms-rooms-pick { gap: 8px; }
  .ms-count { padding: 10px 4px; }
  .ms-count strong { font-size: 1.3rem; }
  .ms-room { padding: 14px; }
  .ms-room-head { grid-template-columns: 30px minmax(0, 1fr) auto; }
  .ms-room-no { width: 30px; height: 30px; }
  .ms-room-img { display: none; }
  .ms-opts { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 14px; }
  .ms-out-img { width: 54px; height: 44px; }
  .ms-out { flex-wrap: wrap; }
}

/* ---------- Productpagina ---------- */
.pd-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 44px; align-items: start; }
.pd-gallery { position: sticky; top: calc(var(--header-h) + 20px); display: grid; gap: 12px; }
.pd-stage { position: relative; aspect-ratio: 4 / 3; display: grid; place-items: center; padding: 56px 48px; border-radius: 24px; border: 1px solid var(--line); background: radial-gradient(120% 90% at 50% 0%, #f6faff, #e2ecf7); overflow: hidden; }
.pd-stage img { max-width: 100%; max-height: 100%; object-fit: contain; filter: drop-shadow(0 18px 20px rgba(22, 27, 38, .16)); }
.pd-stage-label { position: absolute; bottom: 14px; left: 50%; translate: -50% 0; padding: .22rem .75rem; border-radius: 999px; background: rgba(255, 255, 255, .88); font-size: .78rem; font-weight: 700; color: var(--muted); }
.pd-thumbs { display: flex; gap: 10px; }
.pd-thumb { display: grid; justify-items: center; gap: 4px; width: 112px; padding: 10px 8px 8px; border: 1.5px solid var(--line); border-radius: 14px; background: #fff; font: inherit; font-size: .78rem; font-weight: 700; color: var(--ink-2); cursor: pointer; transition: border-color .2s, background-color .2s; }
.pd-thumb img { width: 88px; height: 48px; object-fit: contain; }
.pd-thumb:hover { border-color: #c4d3e3; }
.pd-thumb.active { border-color: var(--primary); background: var(--primary-50); color: var(--primary); }

.pd-info { display: grid; gap: 18px; align-content: start; min-width: 0; }
.pd-info .product-brand { margin: 0 0 -14px; }
.pd-title { font-size: clamp(2rem, 3.6vw, 2.75rem); margin: 0; }
.pd-labels { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.pd-labels:empty, .pd-opt:empty { display: none; }
.pd-energy { display: inline-flex; align-items: center; gap: 8px; font-size: .88rem; font-weight: 600; color: var(--ink-2); }
.pd-desc { margin: 0; font-size: 1.02rem; }

.pd-set { padding: 16px 18px; border-radius: 18px; background: var(--primary-50); border: 1px solid #cfe0fb; }
.pd-set-title { display: flex; align-items: center; gap: 8px; margin: 0 0 12px; font-weight: 800; color: var(--primary); }
.pd-set-title .i { width: 20px; height: 20px; }
.pd-set-items { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 10px; align-items: center; }
.pd-set-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 14px; background: #fff; min-width: 0; }
.pd-set-img { flex: none; width: 60px; height: 44px; display: grid; place-items: center; }
.pd-set-img img { max-width: 60px; max-height: 44px; object-fit: contain; }
.pd-set-item strong { display: block; color: var(--ink); font-size: .92rem; line-height: 1.3; }
.pd-set-item small { display: block; color: var(--muted); font-size: .78rem; overflow-wrap: anywhere; }
.pd-plus { font-size: 1.5rem; font-weight: 800; color: var(--primary); line-height: 1; }

.pd-opt .chips { margin-bottom: 8px; }
.pd-opt .chip { display: inline-flex; flex-direction: column; align-items: center; line-height: 1.2; }
.pd-opt .chips-label b { color: var(--ink); text-transform: none; letter-spacing: 0; }
.pd-swatches { display: flex; gap: 10px; }
.pd-swatches .swatch { width: 32px; height: 32px; }

.pd-buy { display: grid; gap: 14px; padding: 20px 22px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: var(--shadow-sm); }
.pd-price-row { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.pd-buy .price { font-size: 2rem; }
.pd-buy .price.on-request { font-size: 1.35rem; }
.pd-page .stock { position: static; box-shadow: none; padding: 0; background: none; white-space: nowrap; }
.pd-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.pd-add { flex: 1 1 200px; }
.pd-qty { border-radius: 999px; }
.pd-qty button { width: 46px; height: 50px; font-size: 1.2rem; }
.pd-qty span { min-width: 30px; font-size: 1rem; }
.pd-buy .form-status { margin: 0; min-height: 0; }
.pd-buy .form-status:empty { display: none; }
.pd-usps { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: .92rem; color: var(--ink); }
.pd-usps li { display: flex; gap: 8px; align-items: flex-start; }
.pd-usps .i { width: 18px; height: 18px; color: var(--success); stroke-width: 2.4; margin-top: 2px; }

.pd-section { margin-top: 64px; }
.pd-section > h2 { font-size: 1.5rem; }
.pd-section > h2 span { display: block; margin-top: 4px; font-size: .95rem; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.pd-section .fineprint { text-align: left; margin-top: 14px; }
.pd-specs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; }
.pd-spec-group { padding: 18px 22px 10px; border: 1px solid var(--line); border-radius: 18px; background: #fff; }
.pd-spec-group h3 { font-size: 1rem; margin: 0 0 6px; }
.pd-spec-group table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.pd-spec-group th, .pd-spec-group td { padding: 9px 0; border-top: 1px solid var(--line); vertical-align: top; text-align: left; }
.pd-spec-group th { width: 52%; padding-right: 16px; font-weight: 500; color: var(--muted); }
.pd-spec-group td { font-weight: 700; color: var(--ink); }
.pd-related { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.pd-rel { display: flex; align-items: center; gap: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 16px; background: #fff; text-decoration: none; transition: border-color .2s, box-shadow .2s; }
.pd-rel:hover { border-color: #c4d3e3; box-shadow: var(--shadow-sm); }
.pd-rel-img { flex: none; width: 76px; height: 56px; display: grid; place-items: center; border-radius: 12px; background: radial-gradient(120% 90% at 50% 0%, #f6faff, #e2ecf7); }
.pd-rel-img img { max-width: 64px; max-height: 44px; object-fit: contain; }
.pd-rel-text strong { display: block; color: var(--ink); line-height: 1.3; }
.pd-rel-text small { color: var(--muted); font-weight: 600; }

@media (max-width: 1024px) {
  .pd-grid { grid-template-columns: 1fr; gap: 28px; }
  .pd-gallery { position: static; }
  .pd-page { padding-bottom: 120px; }
}
@media (max-width: 640px) {
  .pd-stage { padding: 32px 24px; }
  .pd-specs { grid-template-columns: 1fr; }
  .pd-set-items { grid-template-columns: 1fr; }
  .pd-plus { justify-self: center; }
  .pd-buy { padding: 18px; }
  .pd-buy .price { font-size: 1.7rem; }
  .pd-section { margin-top: 48px; }
}