/* Ontworpen voor de telefoon eerst; op de laptop wordt het alleen breder. */
:root {
  --achtergrond: #F6F6F3; --kaart: #FFFFFF; --rand: #E4E4DF;
  --tekst: #1A1D21; --stil: #5C6066; --accent: #1F5F7A;
  --fout-bg: #FDEBDD; --fout: #7A2F09;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--achtergrond); color: var(--tekst);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; font-size: 16px; }
.pagina { max-width: 720px; margin: 0 auto; padding: 24px 20px 96px; display: flex; flex-direction: column; gap: 16px; }
h1 { margin: 0; font-size: 26px; letter-spacing: -0.02em; }
h2 { margin: 0 0 4px; font-size: 15px; }
.kop { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.kaart { background: var(--kaart); border: 1px solid var(--rand); border-radius: 12px; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.rij { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; border-top: 1px solid #EEEEEA; }
.rij:first-of-type { border-top: 0; }
.klein { font-size: 13px; color: var(--stil); margin: 0; }
.midden { text-align: center; }
.formulier label { font-size: 13px; color: var(--stil); }
.formulier input { font: inherit; padding: 12px; min-height: 48px; border: 1px solid #D6D6D0; border-radius: 8px; }
.knop { font: inherit; font-weight: 600; min-height: 48px; padding: 12px 18px; border-radius: 10px; border: 0; background: var(--accent); color: #fff; cursor: pointer; }
.knop-licht { background: var(--kaart); color: var(--tekst); border: 1px solid #D6D6D0; min-height: 44px; }
.melding { margin: 0; padding: 12px; border-radius: 8px; background: #E6EEF2; }
.melding-error { background: var(--fout-bg); color: var(--fout); }
.onderbalk { position: fixed; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--kaart); border-top: 1px solid var(--rand); padding: 6px 6px calc(10px + env(safe-area-inset-bottom)); }
.onderbalk a { text-align: center; padding: 12px 4px; font-size: 13px; color: var(--stil); text-decoration: none; }
.onderbalk a[aria-current="page"] { color: var(--accent); font-weight: 600; }
.onderbalk a[aria-disabled="true"] { opacity: 0.45; pointer-events: none; }
.qr { display: flex; justify-content: center; }
.qr svg { width: 200px; height: 200px; background: #fff; }
code { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: 15px; letter-spacing: 0.05em; }
.codes { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.codes li { background: var(--achtergrond); border-radius: 8px; padding: 10px; text-align: center; }
a.knop { display: block; text-decoration: none; }