* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #f4f1e9;
  color: #10243e;
  font-family: Arial,Helvetica,sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-underline-offset: .2em;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.u-skiplink {
  position: absolute;
  left: -9999px;
}

.u-skiplink:focus {
  left: 1rem;
  top: 1rem;
  background: #fff;
  padding: .8rem;
  z-index: 99;
}

/* Blijft bovenaan staan. Het lichte vlak heeft alfa, dus de kleur staat hier
   twee keer; bij herkleuren allebei aanpassen. */
header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 1.2rem;
  padding: 1rem 4vw;
  background: #f4f1e9f2;
  border-bottom: 1px solid #10243e33;
  backdrop-filter: blur(12px);
}

.kade-merk {
  text-decoration: none;
  line-height: 1;
}

.kade-merk b {
  font-size: 1.1rem;
  letter-spacing: .08em;
}

.kade-merk small {
  display: block;
  margin-top: .35rem;
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .16em;
}

.kade-leeftijd {
  display: inline-grid;
  place-items: center;
  width: 2.7rem;
  height: 2.7rem;
  border-radius: 50%;
  background: #ff6b35;
  color: #fff;
  font-weight: 900;
}

.kade-menuknop {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid currentColor;
  padding: .55rem .8rem;
}

nav {
  display: flex;
  justify-content: flex-end;
  gap: 1.2rem;
  align-items: center;
}

nav a {
  text-decoration: none;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}

nav a[aria-current=page] {
  color: #ff6b35;
  font-weight: 800;
}

main {
  min-height: 70vh;
}

.kade-opening {
  display: grid;
  grid-template-columns: minmax(19rem,.8fr) 1.4fr;
  min-height: 76vh;
  border-bottom: 1px solid #10243e33;
}

.kade-opening-tekst {
  padding: 8vw 5vw;
  align-self: center;
}

.u-overline {
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-weight: 800;
  color: #ff6b35;
}

h1 {
  font-family: Georgia,serif;
  font-size: clamp(2.5rem,6vw,6.7rem);
  line-height: .94;
  letter-spacing: -.045em;
  margin: .5rem 0 1.2rem;
}

h2 {
  font-family: Georgia,serif;
  font-size: clamp(1.5rem,3vw,2.8rem);
  line-height: 1.08;
}

/* Duiding van de zoekterm. Komt op alle pagina's terug. */
.kade-zoekterm {
  max-width: 49rem;
  border-left: 4px solid #ff6b35;
  padding: .75rem 1rem;
  background: #fff8;
  margin: 1.2rem 0;
}

.kade-opening figure {
  margin: 0;
  position: relative;
  min-height: 34rem;
}

.kade-opening figcaption,.kade-paginakop figcaption {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  background: #10243e;
  color: #fff;
  padding: .45rem .7rem;
  font-size: .68rem;
  max-width: 25rem;
}

.kade-knop {
  display: inline-block;
  background: #ff6b35;
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  padding: .9rem 1.2rem;
  margin-top: 1rem;
}

/* Vier kolommen, halveert onder 900px en stapelt onder 560px. */
.kade-viertal {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  border-bottom: 1px solid #10243e33;
}

.kade-viertal article {
  padding: 2rem 3vw;
  border-right: 1px solid #10243e33;
}

.kade-viertal b {
  color: #ff6b35;
  font-size: .75rem;
}

.kade-kamerblok {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4vw;
  padding: 7vw 5vw;
}

.kade-kamerblok>div {
  align-self: center;
}

.kade-kamerblok figure {
  margin: 0;
  min-height: 30rem;
}

.kade-punten {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1px;
  background: #10243e33;
  border-block: 1px solid #10243e33;
}

.kade-punten article {
  background: #f4f1e9;
  padding: 3rem 3vw;
}

.kade-bronstrook {
  margin: 5vw;
  padding: 1.3rem;
  border: 1px solid #10243e66;
  display: flex;
  gap: 2rem;
  align-items: center;
}

.kade-bronstrook b {
  color: #ff6b35;
}

.kade-paginakop {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 55vh;
  border-bottom: 1px solid #10243e33;
}

.kade-paginakop>div {
  padding: 7vw 5vw;
  align-self: center;
}

.kade-paginakop figure {
  margin: 0;
  position: relative;
  min-height: 25rem;
}

.kade-tekstkop {
  padding: 7vw 12vw 4vw;
  border-bottom: 1px solid #10243e33;
}

.kade-tekstkop h1 {
  font-size: clamp(2.5rem,5vw,5rem);
}

.u-lead {
  font-size: 1.15rem;
  max-width: 48rem;
}

.kade-doorloop {
  max-width: 72rem;
  margin: auto;
  padding: 4vw;
}

.kade-doorloop>section {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1rem;
  padding: 2rem 0;
  border-bottom: 1px solid #10243e33;
}

.u-nummer {
  font-weight: 900;
  color: #ff6b35;
}

.kade-doorloop h2 {
  margin: 0 0 .7rem;
}

.kade-doorloop p {
  max-width: 55rem;
}

.kade-doorloop aside {
  margin-top: 3rem;
  padding: 2rem;
  background: #10243e;
  color: #f4f1e9;
}

.u-tekstkolom {
  max-width: 58rem;
  margin: auto;
  padding: 4vw;
}

.kade-vragen {
  max-width: 58rem;
  margin: auto;
  padding: 4vw;
}

.kade-vragen details {
  border-bottom: 1px solid #10243e55;
  padding: 1rem 0;
}

.kade-vragen summary {
  font-weight: 800;
  cursor: pointer;
}

.kade-tabel {
  overflow: auto;
  margin: 4vw;
}

.kade-tabel table {
  width: 100%;
  border-collapse: collapse;
  background: #fff8;
}

.kade-tabel th,.kade-tabel td {
  text-align: left;
  padding: 1rem;
  border-bottom: 1px solid #10243e33;
  vertical-align: top;
}

.kade-wegwijzer {
  columns: 2;
  max-width: 55rem;
  margin: 3rem auto;
  padding: 2rem;
}

.kade-wegwijzer li {
  margin: .7rem;
}

footer {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 3rem;
  padding: 3rem 5vw;
  background: #10243e;
  color: #f4f1e9;
  font-size: .85rem;
}

footer b {
  color: #ff6b35;
}

body.kade-thema .kade-opening {
  grid-template-columns: .72fr 1.28fr;
}

@media (max-width: 900px) {
  header {
    grid-template-columns: auto auto auto;
  }

  .kade-menuknop {
    display: block;
  }

  nav {
    display: none;
    grid-column: 1/-1;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 1rem;
  }

  nav.is-uitgeklapt {
    display: flex;
  }

  .kade-opening,.kade-paginakop,.kade-kamerblok {
    grid-template-columns: 1fr;
  }

  .kade-opening figure {
    min-height: 26rem;
  }

  .kade-viertal,.kade-punten {
    grid-template-columns: 1fr 1fr;
  }

  footer {
    grid-template-columns: 1fr;
  }

  .kade-bronstrook {
    margin: 2rem;
    display: block;
  }
}

@media (max-width: 560px) {
  .kade-viertal,.kade-punten {
    grid-template-columns: 1fr;
  }

  .kade-opening-tekst,.kade-paginakop>div,.kade-tekstkop {
    padding: 4rem 1.2rem;
  }

  h1 {
    font-size: 2.7rem;
  }

  .kade-doorloop {
    padding: 1.2rem;
  }

  .kade-doorloop>section {
    grid-template-columns: 2.5rem 1fr;
  }

  .kade-wegwijzer {
    columns: 1;
  }

  nav a {
    font-size: .9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    animation: none!important;
    transition: none!important;
  }
}