/* ==========================================================================
   FoundryConfigurator — Axmann-huisstijl
   Tokens en idioom overgenomen van axmannanlagenbau.com: grafiet als basis,
   oranje spaarzaam als accent, rasterstructuur op lage dekking, Inter
   extrabold voor koppen.
   ========================================================================== */

:root {
  --orange: #f47521;
  --orange-hover: #ff8a3d;
  --orange-dark: #d4631a;
  --dark: #231f20;
  --graphite: #1a1a1a;
  --steel: #2d2d2d;
  --steel-light: #3a3a3a;
  --gray-100: #f5f5f5;
  --gray-200: #e8e8e8;
  --gray-300: #b0b0b0;
  --gray-400: #888888;
  --white: #ffffff;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-xs: .75rem; --fs-sm: .875rem; --fs-base: 1rem; --fs-md: 1.125rem;
  --fs-lg: 1.25rem; --fs-xl: 1.5rem; --fs-2xl: clamp(1.5rem,2.4vw,2rem);
  --fs-3xl: clamp(2rem,3.2vw,2.75rem);
  --ls-tight: -.02em; --ls-wide: .05em; --ls-wider: .1em;

  --s-xs: .5rem; --s-sm: 1rem; --s-md: 1.5rem; --s-lg: 2rem; --s-xl: 3rem;
  --r-sm: 4px; --r-md: 8px;
  --t: 250ms ease;

  --header-h: 68px;
  --panel-w: 400px;

  --warn: #e0912f;
  --ok: #4caf7d;
}

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--white);
  background: var(--graphite);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* De rasterstructuur van de hoofdsite, op 3 procent dekking */
.grid-texture::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none; opacity: .03;
  background-image:
    repeating-linear-gradient(90deg, transparent, transparent 100px, rgba(255,255,255,.5) 100px, rgba(255,255,255,.5) 101px),
    repeating-linear-gradient(0deg,  transparent, transparent 100px, rgba(255,255,255,.5) 100px, rgba(255,255,255,.5) 101px);
}

/* ---------- Merk ---------- */
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; }
.brand__mark { flex-shrink: 0; }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__name {
  font-weight: 800; letter-spacing: var(--ls-wide); text-transform: uppercase;
  font-size: .95rem;
}
.brand__name-accent { color: var(--orange); margin-left: .35em; }
.brand__by {
  font-size: .58rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--orange); margin-top: .3em; font-weight: 600;
}

/* ---------- Header ---------- */
.site-header {
  height: var(--header-h);
  background: var(--dark);
  border-bottom: 1px solid rgba(255,255,255,.07);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--s-lg);
  position: sticky; top: 0; z-index: 100;
}
.header-nav { display: flex; gap: var(--s-md); align-items: center; }
.header-nav a {
  color: var(--gray-300); text-decoration: none; font-size: var(--fs-sm);
  font-weight: 500; letter-spacing: var(--ls-wide);
  padding: 4px 0; border-bottom: 2px solid transparent; transition: color var(--t);
}
.header-nav a:hover { color: var(--white); }
.header-nav a.is-active { color: var(--orange); border-color: var(--orange); }
.header-cta {
  background: var(--orange); color: var(--white) !important;
  padding: 10px 20px !important; border: none !important;
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: var(--ls-wide);
  text-transform: uppercase; border-radius: 2px; transition: background var(--t);
}
.header-cta:hover { background: var(--orange-hover); color: var(--white) !important; }

/* ---------- Werkruimte: beeld links, keuzes rechts ---------- */
.stage {
  display: grid;
  grid-template-columns: 1fr var(--panel-w);
  height: calc(100vh - var(--header-h));
  min-height: 620px;
}

.viewport { position: relative; background: #141414; overflow: hidden; }
.viewport canvas { display: block; width: 100%; height: 100%; }

.viewport__overlay {
  position: absolute; inset: 0; pointer-events: none; z-index: 3;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: var(--s-md) var(--s-lg);
}
.viewport__title { pointer-events: none; }
.viewport__eyebrow {
  display: inline-block; font-size: var(--fs-xs); font-weight: 600;
  letter-spacing: var(--ls-wider); text-transform: uppercase; color: var(--orange);
  border-bottom: 2px solid var(--orange); padding-bottom: 4px; margin-bottom: .7rem;
}
.viewport__concept {
  font-size: var(--fs-3xl); font-weight: 800; letter-spacing: var(--ls-tight);
  line-height: 1.05; text-shadow: 0 2px 24px rgba(0,0,0,.7);
}
.viewport__sub { font-size: var(--fs-sm); color: var(--gray-300); max-width: 46ch; margin-top: .5rem; }

.viewport__tools { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; pointer-events: auto; }
select.tool { width: auto; min-width: 150px; padding-right: 26px; background-color: rgba(35,31,32,.86); color: var(--gray-300); }
select.tool:focus { box-shadow: none; border-color: rgba(255,255,255,.3); }
.tool {
  background: rgba(35,31,32,.86); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.12); color: var(--gray-300);
  font-family: inherit; font-size: .68rem; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase;
  padding: 8px 11px; border-radius: 2px; cursor: pointer; transition: all var(--t);
  white-space: nowrap;
}
.tool:hover { color: var(--white); border-color: rgba(255,255,255,.3); }
.tool.is-active { background: var(--orange); border-color: var(--orange); color: var(--white); }
.tool-group { display: flex; gap: 1px; }
.tool-sep { width: 1px; height: 22px; background: rgba(255,255,255,.14); margin: 0 3px; }

.slice {
  display: none; align-items: center; gap: 10px;
  background: rgba(35,31,32,.86); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.12); padding: 6px 12px; border-radius: 2px;
}
.slice.is-on { display: flex; }
.slice input[type=range] { width: 110px; accent-color: var(--orange); }
.slice label { font-size: var(--fs-xs); letter-spacing: var(--ls-wide); text-transform: uppercase; color: var(--gray-400); }

/* ---------- Keuzepaneel ---------- */
.panel {
  background: var(--dark);
  border-left: 1px solid rgba(255,255,255,.07);
  overflow-y: auto; padding: var(--s-lg);
}
.panel::-webkit-scrollbar { width: 8px; }
.panel::-webkit-scrollbar-thumb { background: var(--steel-light); border-radius: 4px; }
.panel::-webkit-scrollbar-track { background: transparent; }

.panel h2 {
  font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--ls-wider);
  color: var(--orange); font-weight: 600;
  margin-bottom: var(--s-sm); padding-bottom: 6px;
  border-bottom: 1px solid rgba(244,117,33,.3);
}
.panel h2:not(:first-child) { margin-top: var(--s-lg); }

.field { margin-bottom: var(--s-sm); }
.field label {
  display: block; font-size: var(--fs-sm); font-weight: 500;
  margin-bottom: 5px; color: var(--gray-300);
}
.field__hint { font-size: var(--fs-xs); color: var(--gray-400); margin-top: 4px; line-height: 1.45; }

input[type=number], input[type=text], input[type=search], select {
  width: 100%; padding: 9px 11px;
  background: var(--graphite); color: var(--white);
  border: 1px solid rgba(255,255,255,.12); border-radius: 2px;
  font-family: inherit; font-size: var(--fs-sm);
  transition: border-color var(--t), box-shadow var(--t);
}
input::placeholder { color: #666; }
input:focus, select:focus {
  outline: none; border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(244,117,33,.15);
}
select { appearance: none; background-image: linear-gradient(45deg,transparent 50%,var(--gray-400) 50%),linear-gradient(135deg,var(--gray-400) 50%,transparent 50%); background-position: calc(100% - 16px) 50%, calc(100% - 11px) 50%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 32px; }

.field-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
.field-row--2 { grid-template-columns: 1fr 1fr; }

/* Keuze als knoppenrij, zoals een configurator hoort te werken */
.choices { display: grid; gap: 5px; }
.choice {
  display: flex; align-items: flex-start; gap: 10px;
  background: var(--graphite); border: 1px solid rgba(255,255,255,.1);
  border-radius: 2px; padding: 10px 12px; cursor: pointer; transition: all var(--t);
  text-align: left; width: 100%; font-family: inherit; color: var(--gray-300);
}
.choice:hover { border-color: rgba(255,255,255,.26); color: var(--white); }
.choice.is-active { border-color: var(--orange); background: rgba(244,117,33,.08); color: var(--white); }
.choice__dot {
  width: 13px; height: 13px; border-radius: 50%; flex-shrink: 0; margin-top: 3px;
  border: 2px solid rgba(255,255,255,.3); transition: all var(--t);
}
.choice.is-active .choice__dot { border-color: var(--orange); background: var(--orange); box-shadow: inset 0 0 0 2px var(--dark); }
.choice__label { font-size: var(--fs-sm); font-weight: 500; display: block; }
.choice__meta { font-size: var(--fs-xs); color: var(--gray-400); display: block; margin-top: 2px; line-height: 1.4; }

/* ---------- Cijferstrook onder het beeld ---------- */
.readout {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  background: var(--dark); border-top: 1px solid rgba(255,255,255,.07);
}
.readout__cell {
  padding: var(--s-sm) var(--s-md);
  border-right: 1px solid rgba(255,255,255,.07);
  position: relative;
}
.readout__cell:last-child { border-right: none; }
.readout__cell::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--orange); opacity: 0; transition: opacity var(--t);
}
.readout__cell--key::before { opacity: 1; }
.readout__label {
  font-size: .68rem; text-transform: uppercase; letter-spacing: var(--ls-wider);
  color: var(--gray-400); font-weight: 600;
}
.readout__value {
  font-size: var(--fs-xl); font-weight: 800; letter-spacing: var(--ls-tight);
  line-height: 1.15; margin-top: 2px;
}
.readout__value em { font-style: normal; font-size: var(--fs-sm); font-weight: 400; color: var(--gray-400); }
.readout__sub { font-size: var(--fs-xs); color: var(--gray-400); margin-top: 2px; }

/* ---------- Details onder de vouw ---------- */
.details { background: var(--graphite); padding: var(--s-xl) var(--s-lg); position: relative; }
.details__inner { max-width: 1280px; margin: 0 auto; position: relative; z-index: 2; }

.block {
  background: var(--dark); border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--r-sm); padding: var(--s-md) var(--s-lg); margin-bottom: var(--s-md);
}
.block > h3 {
  font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--ls-wider);
  color: var(--orange); font-weight: 600;
  margin-bottom: var(--s-sm); padding-bottom: 6px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
th {
  text-align: left; font-weight: 600; color: var(--gray-400);
  font-size: .68rem; text-transform: uppercase; letter-spacing: var(--ls-wide);
  padding: 6px 10px 8px 0; border-bottom: 1px solid rgba(255,255,255,.1);
}
td { padding: 9px 10px 9px 0; border-bottom: 1px solid rgba(255,255,255,.05); vertical-align: top; color: var(--gray-300); }
tr:last-child td { border-bottom: none; }
td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; color: var(--white); }
td .model { font-weight: 600; color: var(--white); }
td .note { display: block; font-size: var(--fs-xs); color: var(--gray-400); line-height: 1.45; margin-top: 2px; }

.util { display: flex; align-items: center; gap: 8px; }
.util__bar { width: 52px; height: 5px; background: rgba(255,255,255,.12); border-radius: 3px; overflow: hidden; flex-shrink: 0; }
.util__fill { height: 100%; background: var(--orange); }
.util__fill--high { background: var(--warn); }
.util__text { font-size: var(--fs-xs); color: var(--gray-400); font-variant-numeric: tabular-nums; }

/* ---------- Meldingen ---------- */
.notices { display: grid; gap: 6px; margin-bottom: var(--s-md); }
.notice {
  padding: 12px 16px; border-radius: 2px; font-size: var(--fs-sm); line-height: 1.55;
  border-left: 3px solid; background: rgba(224,145,47,.08);
  border-color: var(--warn); color: #f0c48a;
}
.notice--error { background: rgba(200,60,60,.1); border-color: #c83c3c; color: #f0a0a0; }
.notice__title { font-weight: 600; display: block; margin-bottom: 2px; color: var(--white); }

/* ---------- Aannames ---------- */
details.assumptions {
  background: var(--dark); border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--r-sm); margin-bottom: var(--s-md);
}
details.assumptions summary {
  padding: 14px var(--s-lg); cursor: pointer; font-size: var(--fs-sm);
  font-weight: 500; color: var(--gray-300); list-style: none;
  display: flex; align-items: center; gap: 8px;
}
details.assumptions summary::-webkit-details-marker { display: none; }
details.assumptions summary::before { content: '▸'; color: var(--orange); transition: transform var(--t); }
details.assumptions[open] summary::before { transform: rotate(90deg); }
details.assumptions .body { padding: 0 var(--s-lg) var(--s-md); }
.assumption {
  font-size: var(--fs-sm); padding: 9px 0; border-top: 1px solid rgba(255,255,255,.06);
  color: var(--gray-300); display: flex; gap: var(--s-sm);
}
.tag {
  font-size: .6rem; text-transform: uppercase; letter-spacing: var(--ls-wide); font-weight: 600;
  padding: 3px 7px; border-radius: 2px; white-space: nowrap; height: fit-content; flex-shrink: 0;
}
.tag--verified { background: rgba(76,175,125,.15); color: var(--ok); }
.tag--default  { background: rgba(224,145,47,.15); color: var(--warn); }

.footnote { font-size: var(--fs-xs); color: var(--gray-400); line-height: 1.55; margin-top: var(--s-sm); }

ul.further { list-style: none; }
ul.further li { padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.05); font-size: var(--fs-sm); line-height: 1.5; color: var(--gray-400); }
ul.further li:last-child { border-bottom: none; }
ul.further a { color: var(--orange); text-decoration: none; font-weight: 500; }
ul.further a:hover { text-decoration: underline; }

.toolbar { display: flex; align-items: center; gap: var(--s-sm); margin-bottom: var(--s-md); flex-wrap: wrap; }
.toolbar button {
  font-family: inherit; font-size: var(--fs-xs); font-weight: 600;
  letter-spacing: var(--ls-wide); text-transform: uppercase;
  background: var(--orange); color: var(--white);
  border: none; border-radius: 2px; padding: 11px 20px; cursor: pointer; transition: background var(--t);
}
.toolbar button:hover { background: var(--orange-hover); }
.toolbar button.secondary { background: transparent; border: 1px solid rgba(255,255,255,.2); color: var(--gray-300); }
.toolbar button.secondary:hover { border-color: var(--white); color: var(--white); background: transparent; }
.toolbar__note { font-size: var(--fs-xs); color: var(--gray-400); }

.print-only { display: none; }
.loading {
  position: absolute; inset: 0; display: grid; place-items: center;
  color: var(--gray-400); font-size: var(--fs-sm); letter-spacing: var(--ls-wide);
  text-transform: uppercase; background: #141414; transition: opacity 400ms ease;
}
.loading.is-done { opacity: 0; pointer-events: none; visibility: hidden; }

@media (max-width: 1100px) {
  .stage { grid-template-columns: 1fr; height: auto; }
  .viewport { height: 62vh; min-height: 420px; }
  .panel { border-left: none; border-top: 1px solid rgba(255,255,255,.07); }
}

/* ---------- Afdrukken ----------
   Het specificatieblad is drukwerk, geen scherm: licht, zonder beeld, met de
   invoer bovenaan zodat het vel op zichzelf staat. */
@media print {
  @page { size: A4 portrait; margin: 14mm 12mm; }

  body { background: #fff !important; color: #000; font-size: 10pt; }
  .site-header, .stage, .readout, .no-print, .toolbar { display: none !important; }
  .print-only { display: block; }
  .details { background: #fff; padding: 0; }
  .details::before { display: none; }
  .details__inner { max-width: none; }

  .brand--print { display: flex; }
  .brand--print .brand__name { color: #231f20 !important; }

  .print-header__top {
    display: flex; justify-content: space-between; align-items: center;
    font-size: 8pt; letter-spacing: .05em; text-transform: uppercase;
    padding-bottom: 4mm; border-bottom: 2px solid #f47521; margin-bottom: 5mm; color: #555;
  }
  .print-header h1 { font-size: 16pt; font-weight: 800; letter-spacing: -.02em; margin-bottom: 4mm; color: #231f20; }
  .print-input { width: auto; margin-bottom: 6mm; }
  .print-input td { padding: 2px 16px 2px 0; border: none; font-size: 9pt; color: #231f20; }
  .print-input td:first-child { color: #777; }

  .block, details.assumptions {
    background: #fff; border: 1px solid #ddd;
    break-inside: avoid; page-break-inside: avoid; margin-bottom: 5mm;
  }
  .block > h3 { color: #d4631a; border-bottom-color: #ddd; }
  th { color: #777; border-bottom-color: #ccc; }
  td { color: #231f20; border-bottom-color: #eee; }
  td .note { color: #777; }
  .footnote { color: #777; }

  details.assumptions summary { display: none; }
  details.assumptions .body { padding: 3mm 4mm; }
  .assumption { color: #231f20; border-top-color: #eee; }
  .tag--verified { background: #e8f5e9; color: #2e7d32; }
  .tag--default { background: #fff4e5; color: #b45309; }

  .notice { background: #fff8ed; border: 1px solid #e0b070; border-left-width: 3px; color: #7c3f06; break-inside: avoid; }
  .notice__title { color: #7c3f06; }
  .util__bar { background: #eee; }
  a { color: #000; text-decoration: none; }
}

/* ---------- Stationlabels in de 3D-scène ---------- */
.scene-labels { position: absolute; inset: 0; pointer-events: none; z-index: 2; overflow: hidden; }
.scene-label {
  position: absolute; top: 0; left: 0;
  /* Onzichtbaar tot de eerste projectie, anders flitst een net aangemaakt
     label op in de linkerbovenhoek voordat het gepositioneerd is. */
  opacity: 0;
  white-space: nowrap;
  font-size: .66rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--white);
  background: rgba(26,26,26,.72); backdrop-filter: blur(4px);
  border: 1px solid rgba(244,117,33,.5); border-radius: 2px;
  padding: 3px 8px;
  transition: opacity 160ms linear;
}
.scene-label::after {
  content: ''; position: absolute; left: 50%; bottom: -7px; width: 1px; height: 7px;
  background: rgba(244,117,33,.5);
}

/* De zijbalk van de kennisbank moet doorlopen tot onderaan */
.kb-stage .panel { min-height: calc(100vh - var(--header-h)); }

.tag--hot { background: rgba(255,77,45,.18); color: #ff8a6b; }
.scene-label--hot { border-color: #ff4d2d; background: rgba(90,25,15,.85); }

/* De gekozen regel in de conceptvergelijking */
tr.is-chosen td { background: rgba(244,117,33,.07); }
tr.is-chosen td:first-child { box-shadow: inset 2px 0 0 var(--orange); }
.tag--chosen { background: var(--orange); color: var(--white); }