/* Kendrix design-systeem — basiscomponenten (CSS, framework-onafhankelijk) */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--canvas); color: var(--tekst);
  font-family: var(--font); font-size: var(--tekst-m); line-height: var(--lijnhoogte-tekst);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 var(--r-4); }
h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: var(--tracking-kop); line-height: var(--lijnhoogte-kop); text-wrap: balance; }
h1 { font-size: var(--kop-xl); font-weight: 700; }
h2 { font-size: var(--kop-l); font-weight: 700; }
.kop-tweekleur span { color: var(--tekst-3); font-weight: 600; }
h3 { font-size: var(--kop-m); }
h4 { font-size: var(--kop-s); letter-spacing: -0.01em; }
.tekst-2 { color: var(--tekst-2); }
.tekst-3 { color: var(--tekst-3); }
.lead { font-size: var(--tekst-l); line-height: 1.5; color: var(--tekst-2); max-width: var(--breedte-tekst); text-wrap: pretty; }
.label { display: inline-flex; align-items: center; gap: var(--r-3); font-size: var(--tekst-xs); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--tekst-3); }
.label::before { content: ""; width: 1.25rem; height: 1px; background: var(--accent); opacity: .9; }
.mono { font-family: var(--font-mono); font-size: var(--tekst-xs); color: var(--tekst-3); }

/* Layout */
.wrap { width: min(100% - 2 * var(--r-5), var(--breedte)); margin-inline: auto; }
.sectie { padding-block: var(--r-9); }
@media (min-width: 60rem) { .sectie { padding-block: var(--r-10); } }
.sectie-kop { max-width: 46rem; margin-bottom: var(--r-7); }
.sectie-kop .label { margin-bottom: var(--r-4); }
.sectie-kop h2 { margin-bottom: var(--r-4); }
.hairline { border-top: 1px solid var(--lijn); }

/* Raster met zichtbare lijnen (Linear-achtig) */
.raster { display: grid; gap: 1px; background: var(--lijn); border: 1px solid var(--lijn); border-radius: var(--radius-l); overflow: hidden; }
.raster > * { background: var(--canvas); padding: var(--r-6); }
.raster-3 { grid-template-columns: 1fr; }
@media (min-width: 48rem) { .raster-3 { grid-template-columns: repeat(3, 1fr); } }
.raster-2 { grid-template-columns: 1fr; }
@media (min-width: 48rem) { .raster-2 { grid-template-columns: repeat(2, 1fr); } }

/* Knoppen (richting "Kalm", 18 sep 2026): licht afgerond, vaste hoogte, gewicht 500, plat geel met een
   haardunne binnenrand. Niets beweegt; alleen kleur reageert. Eén primaire knop per scherm.
   Maten: .knop-klein 28px · .knop 36px · .knop-groot 42px (website-hero). Voorstel en alternatieven: knoppen-voorstel.html */
.knop {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  height: 36px; padding: 0 14px; border-radius: 8px; border: 1px solid transparent; background: transparent;
  font: inherit; font-size: 14px; font-weight: 500; letter-spacing: -0.01em; line-height: 1; color: inherit; cursor: pointer;
  transition: background 120ms ease, color 120ms ease, box-shadow 120ms ease, border-color 120ms ease, opacity 120ms ease;
  white-space: nowrap; text-decoration: none; user-select: none; -webkit-tap-highlight-color: transparent;
}
.knop-klein { height: 28px; padding: 0 10px; font-size: 12.5px; border-radius: 6px; }
.knop-groot { height: 42px; padding: 0 18px; font-size: 15px; }
.knop-ico { width: 36px; padding: 0; }
.knop-klein.knop-ico { width: 28px; }
.knop:disabled, .knop[aria-disabled="true"] { opacity: .45; pointer-events: none; }
.knop-primair { background: var(--accent); color: #17130a; box-shadow: inset 0 0 0 1px rgba(0,0,0,.12), inset 0 1px 0 rgba(255,255,255,.32), 0 1px 1px rgba(0,0,0,.25); }
.knop-primair:hover { background: #e7c94e; }
.knop-primair:active { background: #d6b62f; box-shadow: inset 0 0 0 1px rgba(0,0,0,.18), inset 0 1px 2px rgba(0,0,0,.15); }
.knop-secundair { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.09); color: var(--tekst); box-shadow: inset 0 1px 0 rgba(255,255,255,.04); }
.knop-secundair:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.14); }
.knop-secundair:active { background: rgba(255,255,255,.04); }
[data-thema="licht"] .knop-secundair { background: #fff; border-color: rgba(4,15,24,.14); box-shadow: 0 1px 2px rgba(4,15,24,.06); }
[data-thema="licht"] .knop-secundair:hover { background: var(--kx-lichtgrijs-2); border-color: rgba(4,15,24,.22); }
.knop-tekst { color: var(--tekst-2); padding: 0 10px; }
.knop-tekst:hover { color: var(--tekst); background: rgba(255,255,255,.05); }
[data-thema="licht"] .knop-tekst:hover { background: rgba(4,15,24,.05); }
.knop .pijl { font-size: 1.05em; line-height: 1; transition: transform 160ms cubic-bezier(.2,0,0,1); }
.knop:hover .pijl { transform: translateX(2px); }
.knop .spinner { width: 13px; height: 13px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: knop-draai .8s linear infinite; }
@keyframes knop-draai { to { transform: rotate(360deg); } }

/* Segment: één keuze uit een paar standen (statussen, weergaven). De actieve stand krijgt .actief; een
   statuskleur via .let-op / .bezig / .ok kleurt de stip. Binnenin gewone <button>s of <a>s. */
.segment { display: inline-flex; align-items: center; gap: 2px; padding: 3px; border-radius: 8px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.07); }
[data-thema="licht"] .segment { background: rgba(4,15,24,.05); border-color: rgba(4,15,24,.08); }
.segment > * { display: inline-flex; align-items: center; height: 28px; padding: 0 12px; border: 0; border-radius: 6px; background: none; color: var(--tekst-2); font: inherit; font-size: 13px; font-weight: 500; line-height: 1; cursor: pointer; white-space: nowrap; text-decoration: none; transition: background 120ms, color 120ms, box-shadow 120ms; }
.segment > *:hover { color: var(--tekst); }
.segment > .actief { background: var(--vlak-3); color: var(--tekst); box-shadow: 0 1px 2px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.05); }
[data-thema="licht"] .segment > .actief { background: #fff; box-shadow: 0 1px 2px rgba(4,15,24,.12); }
.segment > * > i { width: 6px; height: 6px; border-radius: 50%; display: inline-block; margin-right: 7px; background: currentColor; opacity: .5; }
.segment > .actief > i { opacity: 1; }
.segment > .let-op.actief > i { background: var(--let-op); } .segment > .bezig.actief > i { background: var(--accent); } .segment > .ok.actief > i { background: var(--ok); }
.segment > .wacht.actief > i { background: var(--tekst-3); }

/* Kaart en venster */
.kaart { background: var(--vlak); border: 1px solid var(--lijn); border-radius: var(--radius-l); padding: var(--r-6); transition: border-color var(--overgang), background var(--overgang); }
.kaart:hover { border-color: var(--lijn-sterk); }
.venster {
  background: linear-gradient(180deg, var(--vlak-2), var(--vlak)); border-radius: var(--radius-l);
  box-shadow: var(--schaduw-venster); overflow: hidden; position: relative;
}
.venster-balk { display: flex; align-items: center; gap: var(--r-2); padding: var(--r-3) var(--r-4); border-bottom: 1px solid var(--lijn); font-size: var(--tekst-xs); color: var(--tekst-3); }
.venster-balk .stip { width: 8px; height: 8px; border-radius: 50%; background: var(--lijn-sterk); }
.venster-inhoud { padding: var(--r-4); }

/* Formulier */
.veld { display: grid; gap: var(--r-2); }
.veld label { font-size: var(--tekst-s); font-weight: 500; color: var(--tekst-2); }
.veld input, .veld textarea {
  font: inherit; font-size: var(--tekst-s); color: var(--tekst);
  background: var(--vlak); border: 1px solid var(--lijn-sterk); border-radius: var(--radius); padding: 0.7rem 0.85rem;
  transition: border-color var(--overgang), box-shadow var(--overgang);
}
.veld input:focus, .veld textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-zacht); }
.veld textarea { min-height: 7rem; resize: vertical; }

/* Reveal bij scroll (alleen met JS en zonder reduced-motion) */
@media (prefers-reduced-motion: no-preference) {
  .js:not(.stil) .reveal { opacity: 0; transform: translateY(12px); transition: opacity 500ms cubic-bezier(.2,0,0,1), transform 500ms cubic-bezier(.2,0,0,1); }
  .js .reveal.zichtbaar { opacity: 1; transform: none; }
}

/* Toegankelijkheid */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: var(--radius-s); }
.visueel-verborgen { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Stiftstreep: één handgetekende streep in het accent, tekent zich bij verschijnen.
   De streep schaalt mee met de lettergrootte (geen non-scaling-stroke: dat brak de dash-animatie in Chrome). */
.stift { position: relative; display: inline-block; white-space: nowrap; }
.stift svg { position: absolute; left: -0.04em; right: -0.04em; bottom: -0.12em; width: calc(100% + 0.08em); height: 0.32em; overflow: visible; pointer-events: none; }
.stift svg path { fill: none; stroke: var(--accent); stroke-width: 5; stroke-linecap: round; opacity: .95; }
@media (prefers-reduced-motion: no-preference) {
  /* dash 1 + gap 1.5 en offset 1.1: zo steekt vóór het tekenen geen rond lijnuiteinde uit (anders een los geel puntje) */
  .js:not(.stil) .stift svg path { stroke-dasharray: 1 1.5; stroke-dashoffset: 1.1; transition: stroke-dashoffset 700ms cubic-bezier(.2,0,0,1) 250ms; }
  .js .zichtbaar .stift svg path, .js .stift.zichtbaar svg path { stroke-dashoffset: 0; }
}
.stift-licht svg path { stroke-width: 3.5; opacity: .85; }

/* Foto: natuurlijk, in een kader met hairline en zachte overloop naar het canvas */
.foto { position: relative; border-radius: var(--radius-l); overflow: hidden; box-shadow: var(--schaduw-venster); background: var(--vlak-2); }
.foto img { width: 100%; height: 100%; object-fit: cover; }
.foto-scrim::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(4,15,24,.75)); pointer-events: none; }
.foto-onderschrift { position: absolute; left: var(--r-4); right: var(--r-4); bottom: var(--r-4); font-size: var(--tekst-s); color: var(--tekst); z-index: 1; }
.foto-onderschrift small { display: block; color: var(--tekst-2); font-size: var(--tekst-xs); }

/* Premium-laag: korrel, vervaagde lijnen, productframes, marquee */
.korrel::before { content: ""; position: fixed; inset: 0; z-index: 9999; pointer-events: none; opacity: .04; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .6 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>"); }
.lijn-vervaagd { height: 1px; border: 0; margin: 0; background: linear-gradient(90deg, transparent, var(--lijn-sterk) 20%, var(--lijn-sterk) 80%, transparent); }
.frame { position: relative; border-radius: var(--radius-l); overflow: hidden; border: 1px solid transparent;
  background: linear-gradient(180deg, #13171c, #0b0e12) padding-box, linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.05) 45%, rgba(255,255,255,.03)) border-box;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.05), 0 40px 100px -30px rgba(0,0,0,.8); }
.frame-glow { position: relative; }
.frame-glow::before { content: ""; position: absolute; inset: -12% -8% auto; height: 60%; z-index: -1; pointer-events: none; filter: blur(48px);
  background: radial-gradient(50% 60% at 50% 30%, var(--glow), transparent 70%); }
.marquee { overflow: hidden; -webkit-mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee-baan { display: flex; gap: var(--r-8); width: max-content; animation: marquee 48s linear infinite; }
.marquee:hover .marquee-baan { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee-baan { animation: none; } }
.reveal-groep > * { transition-delay: calc(var(--i, 0) * 70ms); }