:root{
  --bg:#0f1115;
  --card:#171a21;
  --border:#262a34;
  --text:#e8e9ec;
  --muted:#8b8f9a;
  --accent:#4f8cff;
  --green:#3ecf8e;
  --red:#ff5c5c;
}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  padding:20px;
}
.wrap{max-width:640px;margin:0 auto;}
h1{font-size:20px;margin:0 0 4px;}
.sub{color:var(--muted);font-size:13px;margin-bottom:20px;}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:12px;
  padding:18px;
  margin-bottom:16px;
}
.card h2{font-size:14px;margin:0 0 12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;}

.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;}
.topbar .who{font-size:13px;color:var(--muted);}
.topbar button{font-size:12px;padding:6px 12px;}

.progress-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px;}
.progress-header .amt{font-size:26px;font-weight:700;}
.progress-header .goal{font-size:13px;color:var(--muted);}
.bar-bg{height:14px;background:#20242e;border-radius:8px;overflow:hidden;}
.bar-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--accent),var(--green));transition:width .3s ease;}
.pct{margin-top:6px;font-size:12px;color:var(--muted);}
.badge{display:none;background:var(--green);color:#04351f;font-size:11px;font-weight:700;padding:2px 8px;border-radius:20px;margin-left:8px;}

.stats{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-top:14px;}
.stat{background:#12141a;border:1px solid var(--border);border-radius:8px;padding:10px;text-align:center;}
.stat .label{font-size:11px;color:var(--muted);margin-bottom:4px;}
.stat .value{font-size:15px;font-weight:600;}
.stat.income .value{color:var(--green);}
.stat.expense .value{color:var(--red);}

form{display:flex;gap:8px;flex-wrap:wrap;}
input{
  background:#0f1115;
  border:1px solid var(--border);
  color:var(--text);
  padding:9px 10px;
  border-radius:8px;
  font-size:14px;
}
input[type="text"], input[type="email"], input[type="password"]{flex:1;min-width:120px;}
input[type="number"]{width:110px;}
button{
  background:var(--accent);
  color:#fff;
  border:none;
  padding:9px 16px;
  border-radius:8px;
  font-size:14px;
  cursor:pointer;
  font-weight:600;
}
button:disabled{opacity:.5;cursor:not-allowed;}
button:hover:not(:disabled){opacity:.9;}
button.secondary{background:#2a2f3a;}
button.danger-inline{background:transparent;color:var(--red);padding:2px 6px;font-size:12px;font-weight:400;}

table{width:100%;border-collapse:collapse;margin-top:14px;font-size:13px;}
th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--border);}
th{color:var(--muted);font-weight:500;font-size:11px;text-transform:uppercase;}
td.amount{text-align:right;color:var(--red);font-weight:600;}
.empty{color:var(--muted);font-size:13px;text-align:center;padding:20px 0;}
.list-scroll{max-height:260px;overflow-y:auto;}

.error-box{
  display:none;
  background:#3a1a1a;
  border:1px solid var(--red);
  color:#ffb3b3;
  padding:10px 12px;
  border-radius:8px;
  font-size:13px;
  margin-bottom:14px;
}
.footer-note{font-size:11px;color:var(--muted);margin-top:18px;text-align:center;}

.auth-tabs{display:flex;gap:8px;margin-top:12px;}