:root{
  --blue:#163fb7;
  --blue-dark:#0f2e8a;
  --cyan:#e8fbfb;
  --ink:#111827;
  --muted:#5f6b7a;
  --line:#cbd5e1;
  --soft:#f8fafc;
  --red:#d81b2c;
  --green:#0f8a63;
  --amber:#9a5a00;
  --radius:14px;
  --shadow:0 3px 12px rgba(15,23,42,.10);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--ink);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:#f3f6fb}
button,input{font:inherit}
button{cursor:pointer}
button:disabled{cursor:default;opacity:.38}
.sr-only{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0
}
.page{
  display:flex;align-items:flex-start;justify-content:center;gap:28px;
  padding:24px;
}
.phone-shell{
  width:min(100%,390px);
  background:var(--cyan);
  border-radius:18px;
  overflow:hidden;
  box-shadow:0 12px 34px rgba(15,23,42,.16);
}
.app-header{
  height:66px;
  display:flex;align-items:center;
  padding:0 20px;
  background:var(--blue);
  color:white;
}
.app-title{
  font-size:29px;
  line-height:1;
  letter-spacing:.2px;
  font-weight:650;
}
.app-body{
  padding:10px 14px 8px;
}
.purchase-zone,.month-zone,.daily-zone{
  background:transparent;
}
.purchase-line{
  display:grid;
  grid-template-columns:minmax(0,1fr) 84px 58px;
  gap:8px;
  align-items:stretch;
}
.money-input{
  display:flex;
  align-items:center;
  background:white;
  border:1.5px solid #9aa7b8;
  border-radius:11px;
  min-width:0;
  overflow:hidden;
}
.money-input:focus-within{
  border-color:var(--blue);
  box-shadow:0 0 0 3px rgba(22,63,183,.12);
}
.currency{
  padding-left:12px;
  font-weight:800;
  color:var(--blue);
}
.money-input input{
  width:100%;
  min-width:0;
  border:0;
  outline:0;
  background:transparent;
  color:#0f172a;
  padding:8px 9px 8px 5px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
}
.purchase-input-wrap{height:52px}
.purchase-input-wrap input{font-size:29px}
.monthly-input-wrap{height:44px}
.monthly-input-wrap input{font-size:22px}
.action{
  border:0;border-radius:10px;font-weight:800;
  transition:transform .06s ease,filter .15s ease;
}
.action:active:not(:disabled){transform:translateY(1px)}
.primary{background:var(--red);color:white;font-size:19px}
.ghost{
  background:transparent;color:var(--red);
  padding:0 2px;font-style:italic;font-size:16px
}
.secondary{
  background:transparent;color:var(--red);font-size:17px;
  padding:0 4px
}
.preview-grid{
  position:relative;
  display:grid;
  gap:2px;
  padding:8px 8px 4px;
  min-height:50px;
}
.preview-row{
  display:grid;
  grid-template-columns:70px 1fr;
  gap:8px;
  align-items:baseline;
  font-size:13px;
}
.preview-row>span:first-child{
  text-align:right;
  font-variant-numeric:tabular-nums;
}
.limit-alert{
  position:absolute;
  right:0;
  top:8px;
  max-width:165px;
  color:var(--red);
  font-weight:700;
  font-size:12px;
  text-align:right;
  line-height:1.15;
}
.remaining-line{
  display:flex;
  align-items:baseline;
  gap:8px;
  min-height:34px;
  padding:3px 2px 8px;
  border-bottom:1px solid rgba(15,23,42,.16);
  font-size:13px;
  white-space:nowrap;
}
.remaining-line strong{
  min-width:65px;
  text-align:right;
  font-size:15px;
  font-variant-numeric:tabular-nums;
}
.remaining-line .muted{
  color:#334155;
  font-size:12px;
}
.month-zone{
  display:grid;
  grid-template-columns:110px minmax(0,1fr) 65px;
  gap:7px;
  align-items:center;
  padding:9px 0;
  border-bottom:1px solid rgba(15,23,42,.16);
}
.month-label{
  font-size:12.5px;
  line-height:1.15;
}
.daily-zone{padding-top:7px}
.daily-heading{
  display:flex;
  justify-content:space-between;
  gap:8px;
  align-items:flex-end;
  font-size:11px;
  line-height:1.15;
  margin-bottom:3px;
}
.daily-heading>span:first-child{
  font-weight:700;
}
.day-budget{
  text-align:right;
  color:#334155;
}
.day-budget strong{color:var(--blue-dark)}
.table-wrap{
  position:relative;
  min-height:104px;
}
table{
  width:100%;
  border-collapse:collapse;
  table-layout:fixed;
  font-size:11.5px;
  font-variant-numeric:tabular-nums;
}
th,td{
  padding:2px 4px;
  text-align:right;
  vertical-align:middle;
}
th:first-child,td:first-child{text-align:left;width:44px}
th:last-child,td:last-child{text-align:right;width:58px}
thead th{
  border-top:1px solid #111827;
  border-bottom:1px solid #111827;
  font-weight:650;
}
tfoot th{
  border-top:1px solid #111827;
  font-weight:800;
}
.remove-btn{
  border:0;background:transparent;color:var(--red);
  font-size:9.5px;font-weight:800;padding:2px 0;
}
.empty-log{
  text-align:center;
  color:#64748b;
  font-size:11px;
  padding:14px 0 8px;
}
.app-footer{
  min-height:29px;
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:10px;
  padding-top:3px;
}
.lang-btn{
  border:0;background:transparent;
  color:var(--red);font-weight:800;
  padding:4px 0;
}
.save-status{
  margin-right:auto;
  color:var(--green);
  font-size:10px;
}
.tester-panel{
  width:300px;
  background:white;
  border:1px solid #d8dee8;
  border-radius:16px;
  padding:18px;
  box-shadow:var(--shadow);
}
.tester-panel h2{margin:0 0 6px;font-size:18px}
.tester-panel p{margin:0 0 14px;color:var(--muted);font-size:13px;line-height:1.35}
.tester-buttons{display:grid;gap:8px}
.tester-buttons button{
  border:1px solid #cbd5e1;background:#f8fafc;
  border-radius:9px;padding:9px 10px;font-weight:650;
}
.tester-buttons .danger{color:#b42318}
.tester-state{
  margin-top:14px;border-top:1px solid #e2e8f0;padding-top:9px;
  display:grid;gap:5px;font-size:12px;
}
.tester-state div{display:flex;justify-content:space-between;gap:10px}
.tester-state span{color:var(--muted)}
.tester-state strong{font-variant-numeric:tabular-nums}
.flash{animation:flash .42s ease}
@keyframes flash{0%{background:#fff4cc}100%{background:transparent}}

@media(max-width:760px){
  body{background:var(--cyan)}
  .page{padding:0;display:block}
  .phone-shell{
    width:100%;max-width:none;border-radius:0;box-shadow:none;min-height:100vh
  }
  .tester-panel{display:none}
}
@media(max-width:350px){
  .app-title{font-size:25px}
  .purchase-line{grid-template-columns:minmax(0,1fr) 72px 50px;gap:5px}
  .primary{font-size:17px}
  .preview-row{grid-template-columns:62px 1fr}
  .month-zone{grid-template-columns:102px minmax(0,1fr) 58px;gap:5px}
  .remaining-line{gap:5px;font-size:12px}
  .remaining-line .muted{font-size:11px}
}