:root{
  --navy:#0b2a4a;
  --navy-2:#123c66;
  --gold:#c9a227;
  --bg:#eef2f7;
  --card:#ffffff;
  --ink:#1b2430;
  --muted:#6b7686;
  --green:#1e8e5a;
  --red:#c0392b;
  --line:#e3e8ef;
  --radius:14px;
  --shadow:0 6px 18px rgba(11,42,74,.10);
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  background:linear-gradient(180deg,#dbe6f2 0%,var(--bg) 260px);
  color:var(--ink);
  min-height:100vh;
  display:flex;flex-direction:column;
}
/* Top bar */
.topbar{
  background:linear-gradient(90deg,var(--navy),var(--navy-2));
  color:#fff;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;
  box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:12px}
.logo{font-size:30px;line-height:1;filter:drop-shadow(0 2px 3px rgba(0,0,0,.3))}
.brand h1{font-size:20px;font-weight:700;letter-spacing:.3px}
.brand .tagline{font-size:12px;opacity:.85;font-weight:400}
.topnav{display:flex;gap:18px}
.topnav a{color:#fff;text-decoration:none;font-size:14px;padding:6px 10px;border-radius:8px;transition:background .15s}
.topnav a:hover,.topnav a.active{background:rgba(255,255,255,.14)}
.screen{width:100%;max-width:900px;margin:0 auto;padding:26px 18px;flex:1}
/* Cards */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;margin-bottom:18px}
.card h2{font-size:18px;margin-bottom:14px;color:var(--navy);display:flex;align-items:center;gap:8px}
/* Balance card */
.balance-card{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;padding:24px;border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px}
.balance-card .acct-line{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.balance-card .acct-label{font-size:13px;opacity:.8}
.balance-card .acct-num{font-size:13px;opacity:.8;font-family:ui-monospace,monospace}
.balance-card .big{font-size:40px;font-weight:800;letter-spacing:.5px}
.balance-card .big.pos{color:#7ee2a8}
.balance-card .big.neg{color:#ffb0a3}
.balance-card .sub{margin-top:6px;font-size:14px;opacity:.9}
.kid-flag{font-size:13px;background:rgba(255,255,255,.16);padding:4px 10px;border-radius:20px;display:inline-flex}
/* Table */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:15px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}
th{font-size:12px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted)}
tbody tr:hover{background:#f6f9fd}
td.amt{font-family:ui-monospace,SFMono-Regular,monospace;font-weight:600;text-align:right;white-space:nowrap}
td.date{white-space:nowrap;color:var(--muted);font-size:14px}
.pos{color:var(--green)} .neg{color:var(--red)}
tfoot td{padding:12px;border-top:2px solid var(--navy);font-weight:800;background:#f4f7fb}
tfoot td:last-child{text-align:right}
.balance-row td{font-size:16px}
.summary-row td{color:var(--navy)}
/* Empty state */
.empty{text-align:center;padding:30px 10px;color:var(--muted)}
.empty .big{font-size:42px;margin-bottom:8px}
/* Forms */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:600;color:var(--navy)}
.field input,.field select,.field textarea{
  padding:11px 12px;border:1.5px solid var(--line);border-radius:10px;font-size:15px;
  background:#fbfcfe;color:var(--ink);font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);background:#fff}
.amount-picker{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.amt-opt{
  padding:14px;border:2px solid var(--line);border-radius:12px;text-align:center;cursor:pointer;
  font-weight:700;font-size:15px;transition:all .12s;background:#fff}
.amt-opt .cap{display:block;font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
.amt-opt.dep.selected{border-color:var(--green);background:#eafaf0}
.amt-opt.wd.selected{border-color:var(--red);background:#fdedea}
.btn{
  border:none;border-radius:10px;padding:13px 22px;font-size:15px;font-weight:700;cursor:pointer;transition:all .12s}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-2)}
.btn-ghost{background:transparent;color:var(--navy);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--navy)}
.btn-row{display:flex;gap:12px;margin-top:6px}
/* Gate */
.gate{max-width:420px;margin:8vh auto;text-align:center}
.gate .lock{font-size:52px;margin-bottom:10px}
.gate h2{margin-bottom:6px}
.gate p{color:var(--muted);margin-bottom:18px}
.gate .err{color:var(--red);min-height:18px;font-size:13px;margin-top:10px}
.gate form{display:flex;flex-direction:column;gap:12px}
/* misc */
.muted{color:var(--muted)}.small{font-size:13px}
.foot{text-align:center;padding:18px;color:var(--muted);font-size:13px;border-top:1px solid var(--line);background:#fff}
ul.totals{list-style:none;margin-top:14px}
ul.totals li{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed var(--line);font-size:15px}
ul.totals li:last-child{border-bottom:none}
span.mono{font-family:ui-monospace,monospace;font-weight:700}
.note{background:#fff8e1;border:1px solid #f0df9a;border-radius:10px;padding:10px 14px;font-size:13px;color:#6b5b00;margin-top:14px}