:root{
  --bg:#0f172a; --card:#1e293b; --card2:#273449;
  --accent:#3b82f6; --accent2:#10b981; --danger:#ef4444;
  --text:#e2e8f0; --muted:#94a3b8; --line:#334155;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden;
  -webkit-tap-highlight-color:transparent}
header{padding:calc(14px + env(safe-area-inset-top)) 20px 14px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:12px;position:sticky;top:0;background:var(--bg);z-index:10}
header h1{font-size:20px;margin:0;font-weight:600}
.home-btn{background:var(--card2);border:1px solid var(--line);color:var(--text);
  padding:8px 14px;border-radius:8px;cursor:pointer;font-size:14px}
.home-btn:hover{background:var(--accent)}
.lang{margin-left:auto;display:flex;gap:6px}
.lang-btn{background:var(--card2);border:1px solid var(--line);color:var(--muted);
  padding:6px 12px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:700}
.lang-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.lang-btn:hover{border-color:var(--accent)}
.user-email{color:var(--muted);font-size:13px;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;align-self:center}
.lang{flex-wrap:wrap;justify-content:flex-end}
.wrap{max-width:900px;margin:0 auto;padding:24px 20px;
  padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right));
  padding-bottom:calc(24px + env(safe-area-inset-bottom))}
.screen{display:none}
.screen.active{display:block}
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:10px}
@media(max-width:600px){.tiles{grid-template-columns:1fr}}
.tile{background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:40px 20px;text-align:center;cursor:pointer;transition:.15s;
  display:flex;flex-direction:column;align-items:center;gap:14px}
.tile:hover{transform:translateY(-3px)}
.tile .icon{font-size:56px}
.tile h2{margin:0;font-size:24px}
.tile p{margin:0;color:var(--muted);font-size:14px}
.tile.inname:hover{border-color:var(--accent2);box-shadow:0 0 0 2px var(--accent2)}
.tile.uitgave:hover{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;margin-bottom:20px}
.card h2{margin:0 0 4px}
.barcode-box{background:#fff;border-radius:12px;padding:16px;text-align:center;margin:14px 0}
.barcode-box svg{max-width:100%}
label{display:block;font-size:13px;color:var(--muted);margin:14px 0 6px}
input[type=text]{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line);
  background:var(--card2);color:var(--text);font-size:16px}
input[type=text]:focus{outline:none;border-color:var(--accent)}
.btn{border:none;border-radius:10px;padding:14px 22px;font-size:16px;font-weight:600;cursor:pointer;color:#fff;display:inline-block;text-decoration:none}
.btn-green{background:var(--accent2)} .btn-blue{background:var(--accent)}
.btn-gray{background:var(--card2);border:1px solid var(--line);color:var(--text)}
.btn:active{transform:scale(.98)}
.row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
/* Invoervelden op de auth-schermen (inloggen / registreren / wachtwoord wijzigen); velden en knop even breed */
.card.auth input:not([type=hidden]){
  display:block;
  width:100%;
  height:calc(1.556em + .75rem + 2px);
  padding:.375rem .75rem;
  font-size:1.125rem;
  font-weight:400;
  line-height:1.556;
  color:#4a5568;
  background-color:#fff;
  background-clip:padding-box;
  border:1px solid #cbd5e0;
  border-radius:.375rem;
  box-shadow:inset 0 1px 1px rgba(0,0,0,.075);
  transition:border-color .15s ease-in-out, box-shadow .15s ease-in-out;
}
.card.auth input:not([type=hidden]):focus{outline:none;border-color:var(--accent);
  box-shadow:inset 0 1px 1px rgba(0,0,0,.075), 0 0 0 3px rgba(59,130,246,.25)}
.card.auth label{font-size:15px;margin-top:16px}
.card.auth .btn{width:100%;font-size:1.125rem;padding:16px 22px}
.msg{padding:12px 14px;border-radius:10px;margin-top:14px;font-size:15px}
.msg.ok{background:rgba(16,185,129,.15);border:1px solid var(--accent2);color:#a7f3d0}
.msg.err{background:rgba(239,68,68,.15);border:1px solid var(--danger);color:#fecaca}
.numbox{background:var(--card2);border:2px solid var(--accent2);border-radius:14px;
  text-align:center;padding:18px;margin:16px 0}
.numbox .lbl{color:var(--muted);font-size:14px;text-transform:uppercase;letter-spacing:1px}
.numbox .num{font-size:72px;font-weight:800;line-height:1;color:var(--accent2);margin-top:6px}
.numbox.take{border-color:var(--accent)} .numbox.take .num{color:#60a5fa}
.numbox .sub{color:var(--muted);font-size:15px;margin-top:10px}
#reader,#readerIn{width:100%;max-width:400px;margin:10px auto 0;border-radius:12px;overflow:hidden}
/* Camera-container met scan-zone-overlay */
.cam-holder{position:relative;line-height:0}
/* Centrale scan-zone: laat zien waar de barcode moet zitten (komt overeen met de gescande band) */
.scan-frame{position:absolute;left:8%;right:8%;top:30%;height:40%;
  border:2px solid var(--accent);border-radius:10px;pointer-events:none;
  box-shadow:0 0 0 100vmax rgba(0,0,0,.28)}
/* Tik-om-scherp-te-stellen feedback */
.focus-ring{position:absolute;width:56px;height:56px;margin:-28px 0 0 -28px;
  border:2px solid #fff;border-radius:50%;pointer-events:none;
  animation:focusPulse .7s ease-out forwards}
@keyframes focusPulse{0%{transform:scale(1.4);opacity:0}30%{opacity:1}100%{transform:scale(.9);opacity:0}}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase}
.badge{padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}
.badge.in{background:rgba(16,185,129,.2);color:#6ee7b7}
.badge.out{background:rgba(148,163,184,.2);color:#cbd5e1}
.muted{color:var(--muted)}
.empty{text-align:center;color:var(--muted);padding:30px}
.tabs{display:flex;gap:8px;margin-bottom:16px}
.tab{padding:8px 14px;border-radius:8px;background:var(--accent);border:1px solid var(--accent);font-size:14px}

/* ---------- iPhone / mobiel ---------- */
@media(max-width:600px){
  header h1{font-size:18px}
  .wrap{padding-top:16px}
  .card{padding:18px;border-radius:14px}
  .tile{padding:30px 16px}
  .tile .icon{font-size:48px}
  .numbox .num{font-size:60px}
  .row{gap:10px}
  .row .btn{flex:1 1 100%;padding:16px 20px}
  .btn{width:100%}
  .home-btn{padding:10px 14px}
  #overview{overflow-x:auto;-webkit-overflow-scrolling:touch}
  #overview table{min-width:560px}
}
@media(max-width:380px){ .numbox .num{font-size:48px} }