:root {
  --bg:#ffffff;
  --fg:#0b0b0b;
  --muted:#6b7280;
  --accent:#111827;
  --line:#e5e7eb;
  --card:#f9fafb;
  --focus:#1f2937;
}

* { box-sizing:border-box; }
a { color:inherit; text-decoration:none; }
/* Afbeeldingen niet selecteren/slepen */
img{
  max-width:100%;
  display:block;
  -webkit-user-drag:none;
  user-drag:none;
  -webkit-touch-callout:none;
  user-select:none;
}

html,body {
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,"Helvetica Neue",Arial,"Noto Sans","Apple Color Emoji","Segoe UI Emoji";
}

.container{ width:min(1200px,92%); margin:0 auto; }

/* Header / nav */
.rz-header{
  position:sticky;
  top:0;
  backdrop-filter:blur(8px);
  background:rgba(255,255,255,.85);
  border-bottom:1px solid var(--line);
  z-index:50;
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:.75rem;
  font-weight:700;
  letter-spacing:.2px;
}
.brand-logo{
  height:32px;
  width:auto;
  display:block;
}
.brand-mark{
  width:28px;
  height:28px;
  border-radius:8px;
  background:var(--accent);
  display:grid;
  place-items:center;
  color:#fff;
  font-size:14px;
}
nav ul{
  list-style:none;
  display:flex;
  gap:1rem;
  padding:0;
  margin:0;
}
nav a{
  padding:8px 10px;
  border-radius:10px;
}
nav a:hover,
.btn:hover,
.chip:hover{
  background:var(--card);
}
.lang-wrap{
  display:flex;
  align-items:center;
  gap:.5rem;
}
.lang{
  border:1px solid var(--line);
  padding:8px 10px;
  border-radius:10px;
  background:var(--bg);
}

/* Hero */
.hero{
  padding:56px 0 32px;
  display:grid;
  gap:24px;
}
.hero h1{
  font-size:clamp(28px,4vw,44px);
  line-height:1.1;
  margin:0;
}
.hero p{
  color:var(--muted);
  margin:0;
  font-size:clamp(16px,2.2vw,18px);
}
.cta{
  display:flex;
  gap:12px;
  margin-top:10px;
}
.btn{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  border:1px solid var(--line);
  padding:12px 16px;
  border-radius:12px;
  background:var(--bg);
  cursor:pointer;
}
.btn.primary{
  background:var(--accent);
  color:#fff;
  border-color:var(--accent);
}

/* Cards / grid */
.grid{
  display:grid;
  gap:18px;
  grid-template-columns:repeat(12,1fr);
}

.card{
  grid-column:span 4;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.card:hover{
  transform:translateY(-2px);
  border-color:var(--accent);
  box-shadow:0 14px 25px rgba(15,23,42,.10);
}
.card .body{
  padding:14px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.card strong{ font-weight:600; }

.chip{
  display:inline-flex;
  padding:6px 12px;
  border-radius:999px;
  font-size:12px;
  border:1px solid var(--accent);
  color:var(--accent);
  background:#fff;
  font-weight:500;
}

/* Clickable card main area */
.card-main{
  display:block;
  text-decoration:none;
  color:inherit;
}
.card-main-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
}

/* Media wrapper + arrows */
.card-media{
  position:relative;
  isolation:isolate;
  overflow:hidden;
}

/* afbeelding binnen card */
.card-media img{
  width:100%;
  height:auto;
  display:block;
  position:relative;
  z-index:1;
}

/* Grote (onzichtbare) klikzones over linker en rechter kwart */
.card-arrow-hit{
  position:absolute;
  top:0;
  bottom:0;
  width:25%;
  border:none;
  background:transparent;
  padding:0;
  cursor:pointer;
  display:block;
  z-index:2; /* boven foto, onder pijltje */
}
.card-arrow-hit-left{ left:0; }
.card-arrow-hit-right{ right:0; }

/* Zichtbare pijltjes (blijven kleine rondjes) */
.card-arrow{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  border:none;
  background:rgba(0,0,0,0.45);
  color:#fff;
  width:32px;
  height:32px;
  border-radius:999px;
  display:grid;
  place-items:center;
  font-size:18px;
  pointer-events:none; /* klik gaat naar de hit-zone */
  z-index:3;
}
.card-arrow-left{ left:8px; }
.card-arrow-right{ right:8px; }

/* Category banner */
.banner img{
  width:100%;
  height:auto;
  display:block;
}

/* Gallery in 3 kolommen met gelijke tegels */
.gallery{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}

/* Alle foto’s in de gallery even groot tonen */
.gallery img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  display:block;
}

/* Sections, steps, builder… */
section{
  padding:48px 0;
  border-top:1px solid var(--line);
}
section h2{
  margin:0 0 8px;
  font-size:clamp(22px,3vw,32px);
}
section p.lead{
  margin:0 0 18px;
  color:var(--muted);
}

/* Category intro text groter/dikker */
.category-intro{
  font-size:18px;
  font-weight:500;
  color:var(--fg);
}

.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}
.step{
  background:var(--card);
  border:1px solid var(--line);
  padding:16px;
  border-radius:14px;
}

.builder{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
}
.builder-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
}
.field{
  display:flex;
  flex-direction:column;
  gap:6px;
}
.field label{
  font-size:14px;
  color:var(--muted);
}
.field input,
.field textarea,
.field select{
  border:1px solid var(--line);
  padding:12px;
  border-radius:12px;
  background:var(--bg);
  font:inherit;
}
.field textarea{
  min-height:96px;
  resize:vertical;
}

.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid var(--line);
  padding:8px 12px;
  border-radius:999px;
  cursor:pointer;
}
.pill input{ accent-color:#111827; }
.pills{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.footer{
  padding:26px 0 40px;
  color:var(--muted);
  font-size:14px;
}

/* Loader overlay */
.loader-backdrop{
  position:fixed;
  inset:0;
  background:#ffffff;
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:9999;
  transition:opacity .35s ease;
}
.loader-hide{
  opacity:0;
  pointer-events:none;
}
.loader-logo-wrap{
  width:1000px;
  height:1000px;
  border-radius:999px;
  position:relative;
  display:grid;
  place-items:center;
}
.loader-logo{
  width:100%;
  height:auto;
  z-index:1;
}

@keyframes loader-spin{
  to { transform:rotate(360deg); }
}

/* 404 page */
.error-wrap{
  min-height:60vh;
  display:flex;
  align-items:center;
  justify-content:center;
}
.error-card{
  max-width:480px;
  text-align:center;
  padding:32px 24px;
  border-radius:18px;
  border:1px solid var(--line);
  background:var(--card);
}
.error-code{
  font-size:14px;
  letter-spacing:0.12em;
  text-transform:uppercase;
  color:var(--muted);
  margin-bottom:8px;
}
.error-card h1{
  margin:0 0 8px;
  font-size:26px;
}
.error-card p{
  margin:0 0 20px;
  color:var(--muted);
}

/* Responsive */
@media (max-width:960px){
  .card{ grid-column:span 6; }
  .steps{ grid-template-columns:1fr; }
  .builder-grid{ grid-template-columns:1fr; }
  .gallery{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:620px){
  .card{ grid-column:span 12; }
  nav ul{ display:none; }
  .gallery{ grid-template-columns:1fr; }
}