:root{
  --purple:#7C3AED;
  --purple-dark:#5B21B6;
  --pink:#EC4899;
  --green:#10B981;
  --amber:#F59E0B;
  --blue:#3B82F6;
  --bg:#F5F3FF;
  --card:#FFFFFF;
  --text:#1F2937;
  --muted:#6B7280;
  --radius:18px;
  --shadow:0 4px 20px rgba(124,58,237,.12);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:linear-gradient(180deg,var(--bg) 0%,#EDE9FE 100%);
  color:var(--text);
  min-height:100vh;
}
#app{max-width:520px;margin:0 auto;padding:16px 16px 90px;min-height:100vh}
h1,h2,h3{margin:0 0 8px}
p{margin:0 0 12px;color:var(--muted)}
a{color:var(--purple)}
button{font-family:inherit;cursor:pointer}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--purple);color:#fff;border:none;border-radius:14px;
  padding:14px 20px;font-size:16px;font-weight:600;width:100%;
  box-shadow:var(--shadow);transition:transform .1s;
}
.btn:active{transform:scale(.97)}
.btn.secondary{background:#fff;color:var(--purple);border:2px solid var(--purple)}
.btn.ghost{background:transparent;color:var(--muted);box-shadow:none;border:1px dashed #D1D5DB}
.btn.small{width:auto;padding:8px 14px;font-size:14px;border-radius:10px}
.btn.danger{background:#EF4444}
.btn.green{background:var(--green)}
.card{
  background:var(--card);border-radius:var(--radius);padding:18px;
  box-shadow:var(--shadow);margin-bottom:14px;
}
.center{text-align:center}
.logo{font-size:52px;line-height:1}
.brand{font-weight:800;font-size:26px;background:linear-gradient(90deg,var(--purple),var(--pink));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.tag{font-size:13px;color:var(--muted)}
input,select{
  width:100%;padding:12px 14px;border-radius:12px;border:1.5px solid #E5E7EB;
  font-size:16px;margin-bottom:12px;background:#fff;
}
input:focus,select:focus{outline:none;border-color:var(--purple)}
label{font-size:13px;font-weight:600;color:var(--muted);display:block;margin-bottom:4px}
.row{display:flex;gap:10px}
.row > *{flex:1}
.pin-boxes{display:flex;gap:8px;justify-content:center;margin:16px 0}
.pin-boxes input{width:48px;height:56px;text-align:center;font-size:24px;padding:0;margin:0}
.avatar{font-size:34px}
.kidlist{display:flex;flex-direction:column;gap:10px}
.kidrow{
  display:flex;align-items:center;gap:12px;padding:12px;border-radius:14px;
  background:#F9FAFB;border:1.5px solid #EEE;cursor:pointer;
}
.kidrow:active{background:#EDE9FE}
.kidrow .info{flex:1}
.kidrow .name{font-weight:700}
.balance-hero{
  text-align:center;padding:26px 16px;border-radius:20px;
  background:linear-gradient(135deg,var(--purple),var(--pink));color:#fff;margin-bottom:16px;
}
.balance-hero .amount{font-size:42px;font-weight:800}
.balance-hero .sub{color:rgba(255,255,255,.85);font-size:14px}
.jars{display:flex;gap:10px;margin-top:14px}
.jar{flex:1;background:rgba(255,255,255,.18);border-radius:14px;padding:10px;text-align:center}
.jar .amt{font-weight:800;font-size:18px}
.jar .lbl{font-size:11px;text-transform:uppercase;letter-spacing:.04em;opacity:.9}
.goal-bar{height:14px;background:#E5E7EB;border-radius:8px;overflow:hidden;margin:8px 0}
.goal-fill{height:100%;background:linear-gradient(90deg,var(--green),#34D399);border-radius:8px}
.goal-card{background:#F9FAFB;border:1.5px solid #EEE;border-radius:14px;padding:14px;margin-bottom:10px}
.goal-head{display:flex;justify-content:space-between;font-weight:700;font-size:14px;gap:8px}
.chore-item{
  display:flex;align-items:center;gap:10px;padding:12px;border-radius:14px;
  background:#F9FAFB;margin-bottom:8px;border:1.5px solid #EEE;
}
.chore-item.done{opacity:.55}
.chore-item .title{font-weight:600;flex:1}
.chore-item .value{color:var(--green);font-weight:700;font-size:14px}
.pill{
  display:inline-block;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:700;
}
.pill.pending{background:#FEF3C7;color:#92400E}
.pill.approved{background:#D1FAE5;color:#065F46}
.pill.rejected{background:#FEE2E2;color:#991B1B}
.tabbar{
  position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid #EEE;
  display:flex;justify-content:space-around;padding:8px 0 calc(8px + env(safe-area-inset-bottom));
  max-width:520px;margin:0 auto;
}
.tabbar button{
  background:none;border:none;display:flex;flex-direction:column;align-items:center;gap:2px;
  color:var(--muted);font-size:11px;padding:6px 12px;border-radius:10px;
}
.tabbar button.active{color:var(--purple);font-weight:700}
.tabbar .icon{font-size:20px}
.tip-card{background:#FEF3C7;border-radius:16px;padding:14px;margin-bottom:14px;display:flex;gap:10px;align-items:flex-start}
.tip-card .emoji{font-size:24px}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding-top:6px}
.topbar .who{display:flex;align-items:center;gap:8px}
.link-btn{background:none;border:none;color:var(--purple);font-weight:600;font-size:14px}
.ledger-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid #F1F1F1;font-size:14px}
.ledger-row .amt.pos{color:var(--green);font-weight:700}
.ledger-row .amt.neg{color:#EF4444;font-weight:700}
.empty{text-align:center;color:var(--muted);padding:20px;font-size:14px}
.section-title{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:18px 0 10px}
.code-display{
  font-family:ui-monospace,Menlo,monospace;font-size:28px;letter-spacing:4px;text-align:center;
  background:#F9FAFB;border:2px dashed var(--purple);border-radius:14px;padding:14px;margin:12px 0;font-weight:800;
}
.toast{
  position:fixed;bottom:80px;left:50%;transform:translateX(-50%);background:#111827;color:#fff;
  padding:10px 18px;border-radius:12px;font-size:14px;z-index:50;box-shadow:0 6px 20px rgba(0,0,0,.2);
}
.split-editor{display:flex;gap:8px;align-items:center}
.split-editor input{margin-bottom:0}
.switch-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0}

/* stats + calendar */
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.stat-card{background:var(--card);border-radius:16px;padding:14px;text-align:center;box-shadow:var(--shadow)}
.stat-val{font-size:20px;font-weight:800;color:var(--purple)}
.stat-lbl{font-size:11px;color:var(--muted);margin-top:2px}
.cal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.cal-header strong{font-size:15px}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.cal-dow{text-align:center;font-size:10px;color:var(--muted);font-weight:700;padding-bottom:4px}
.cal-cell{aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  border-radius:9px;background:#F9FAFB;font-size:12px;position:relative}
.cal-cell.empty{background:transparent}
.cal-cell.has{background:#EDE9FE}
.cal-cell.today{box-shadow:inset 0 0 0 2px var(--purple)}
.cal-cell .daynum{font-weight:600}
.cal-cell .dot{position:absolute;bottom:2px;font-size:9px;color:var(--purple-dark);font-weight:800}
.kid-stat-row{padding:12px 0;border-bottom:1px solid #F1F1F1}
.kid-stat-row:last-child{border-bottom:none}
.kid-stat-name{display:flex;align-items:center;gap:8px;font-weight:700;margin-bottom:8px}
.kid-stat-nums{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;text-align:center}
.mini-val{font-weight:800;font-size:14px;color:var(--purple)}
.mini-lbl{font-size:10px;color:var(--muted)}
.payout-row{padding:12px 0;border-bottom:1px solid #F1F1F1}
.payout-row:last-child{border-bottom:none}
.payout-row .kid-stat-nums{grid-template-columns:repeat(3,1fr)}
.payout-total{text-align:center;padding-top:12px;margin-top:4px;border-top:1.5px solid #EEE;font-size:14px}