/* Split Bill Camera — simple, big-touch mobile-first styles */
:root{
  --bg:#101418;
  --card:#1b222b;
  --card2:#232d38;
  --ink:#f5f7fa;
  --muted:#aab6c3;
  --accent:#ffc93c;      /* warm yellow */
  --accent-ink:#1a1a1a;
  --green:#3ddc84;
  --red:#ff6b6b;
  --blue:#4da3ff;
  --radius:16px;
  --tap:60px;            /* minimum touch target height */
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{font-size:18px}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.45;max-width:640px;margin-left:auto;margin-right:auto;
  padding:0 0 48px;
}
header.top{
  position:sticky;top:0;z-index:10;background:rgba(16,20,24,.96);
  backdrop-filter:blur(6px);padding:12px 16px;border-bottom:1px solid #2a3540;
  display:flex;align-items:center;gap:12px;
}
header.top .logo{font-size:1.6rem}
header.top h1{font-size:1.05rem;margin:0;flex:1}
.backbtn{
  background:none;border:2px solid var(--muted);color:var(--muted);
  border-radius:12px;min-height:48px;padding:8px 14px;font-size:1rem;
}
.screen{display:none;padding:18px 16px}
.screen.active{display:block}
.card{
  background:var(--card);border-radius:var(--radius);padding:18px;margin-bottom:16px;
  border:1px solid #2a3540;
}
.card h2{margin:0 0 10px;font-size:1.25rem}
.card h3{margin:14px 0 8px;font-size:1.05rem}
.hint{color:var(--muted);font-size:.92rem;margin:8px 0}
.bigbtn{
  display:block;width:100%;min-height:var(--tap);margin:10px 0;
  font-size:1.15rem;font-weight:700;border:none;border-radius:var(--radius);
  background:var(--accent);color:var(--accent-ink);padding:14px 18px;cursor:pointer;
}
.bigbtn:active{transform:scale(.98)}
.bigbtn.secondary{background:var(--card2);color:var(--ink);border:2px solid #3a4a5a}
.bigbtn.green{background:var(--green);color:#0c2317}
.bigbtn.blue{background:var(--blue);color:#0b1c33}
.bigbtn:disabled{opacity:.45;cursor:default}
.row{display:flex;gap:10px}
.row>*{flex:1}
label.field{display:block;margin:10px 0}
label.field span{display:block;font-size:.95rem;color:var(--muted);margin-bottom:6px}
input[type=text],input[type=number],input[type=tel]{
  width:100%;min-height:var(--tap);font-size:1.15rem;border-radius:12px;
  border:2px solid #3a4a5a;background:#0d1116;color:var(--ink);padding:12px 14px;
}
.itemrow{
  display:flex;align-items:center;gap:10px;background:var(--card2);
  border-radius:12px;padding:10px 12px;margin:8px 0;
}
.itemrow .iname{flex:1;font-weight:600}
.itemrow .iprice{font-weight:700;color:var(--accent);white-space:nowrap}
.delbtn{
  background:var(--red);color:#fff;border:none;border-radius:10px;
  min-width:48px;min-height:48px;font-size:1.2rem;cursor:pointer;
}
.totals{background:#0d1116;border-radius:12px;padding:12px 14px;margin-top:12px}
.totals .trow{display:flex;justify-content:space-between;padding:3px 0}
.totals .grand{font-size:1.3rem;font-weight:800;color:var(--accent);
  border-top:1px solid #2a3540;margin-top:8px;padding-top:8px}
.personchip{
  display:inline-block;background:var(--blue);color:#0b1c33;font-weight:700;
  border-radius:999px;padding:10px 16px;margin:6px 6px 0 0;border:none;
  font-size:1rem;min-height:48px;cursor:pointer;
}
.personchip.on{background:var(--green);color:#0c2317}
.personchip.claimed{background:var(--green);color:#0c2317}
.claims{margin-top:6px}
.paidtoggle{
  border:2px solid var(--green);background:none;color:var(--green);
  border-radius:12px;min-height:48px;padding:8px 14px;font-size:.95rem;cursor:pointer;
}
.paidtoggle.paid{background:var(--green);color:#0c2317;font-weight:700}
#qrbox{display:flex;justify-content:center;padding:12px;background:#fff;
  border-radius:12px;margin:12px 0}
#qrbox img,#qrbox canvas,#qrbox table{max-width:100%}
.codebox{
  font-family:ui-monospace,monospace;background:#0d1116;border:2px dashed #3a4a5a;
  border-radius:12px;padding:12px;word-break:break-all;font-size:.85rem;
  color:var(--accent);margin:8px 0;
}
.sharetext{
  white-space:pre-wrap;background:#0d1116;border-radius:12px;padding:12px;
  font-size:1rem;margin:8px 0;
}
.roulette-name{
  font-size:2rem;font-weight:800;text-align:center;padding:28px 12px;
  background:#0d1116;border-radius:12px;margin:12px 0;min-height:110px;
  display:flex;align-items:center;justify-content:center;
}
.winner{background:var(--accent);color:var(--accent-ink);border-radius:12px;
  padding:14px;font-size:1.2rem;font-weight:800;text-align:center;margin:12px 0}
.photo-preview{max-width:100%;border-radius:12px;margin:10px 0;max-height:220px;object-fit:cover}
.nudge{
  background:var(--card2);border-left:5px solid var(--accent);border-radius:10px;
  padding:12px 14px;margin:10px 0;font-size:1.02rem;
}
.nudge button{margin-top:8px}
.toast{
  position:fixed;left:50%;transform:translateX(-50%);bottom:24px;z-index:50;
  background:var(--accent);color:var(--accent-ink);font-weight:700;
  padding:14px 22px;border-radius:999px;display:none;max-width:90%;
}
.kicker{color:var(--accent);font-weight:700;font-size:.95rem;margin:0 0 6px}
.badge{
  display:inline-block;background:#0d1116;border:2px solid var(--accent);
  color:var(--accent);border-radius:8px;padding:4px 10px;font-size:.85rem;
  font-weight:700;margin-bottom:8px;
}
footer.note{color:var(--muted);font-size:.85rem;text-align:center;padding:20px 16px}
.personhead{display:flex;align-items:center;gap:10px;justify-content:space-between;
  background:var(--card2);border-radius:12px;padding:10px 12px;margin:8px 0}
.personhead .pname{font-weight:700;font-size:1.05rem}
.personhead .pshare{color:var(--accent);font-weight:800}
.micbtn{font-size:1.4rem;min-width:60px}
.sr{position:absolute;left:-9999px}
@media (max-width:420px){ html{font-size:17px} }