:root{
  --bg:#0f0d0a;
  --surface:#1a1712;
  --surface-2:#221e17;
  --surface-3:#2a251c;
  --border:#342d21;
  --text:#ede7da;
  --text-muted:#a89c86;
  --text-faint:#786d5b;
  --gold:#c6a15b;
  --gold-bright:#e4c077;
  --good:#7fae8a;
  --bad:#c1725a;
  --font-display:'Fraunces',Georgia,serif;
  --font-body:'IBM Plex Sans',system-ui,-apple-system,sans-serif;
  --font-mono:'IBM Plex Mono','SFMono-Regular',Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:15px;
  line-height:1.5;
  min-height:100vh;
}
h1,h2,h3{font-family:var(--font-display);text-wrap:balance;margin:0}
::selection{background:var(--gold);color:#1a1509}
a{color:var(--gold-bright)}
button{font-family:var(--font-body)}
input,select,textarea{font-family:var(--font-body)}

.topbar{
  position:sticky;top:0;z-index:10;
  background:linear-gradient(180deg,var(--bg) 80%,transparent);
  border-bottom:1px solid var(--border);
  padding:14px 18px 0 18px;
}
.brand{display:flex;align-items:baseline;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.brand .mark{color:var(--gold);font-size:22px}
.brand h1{font-size:20px;font-weight:600;letter-spacing:.01em}
.brand .sub{color:var(--text-faint);font-size:12px;text-transform:uppercase;letter-spacing:.08em}
.brand .who{margin-left:auto;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--text-muted)}
.brand .who button{background:none;border:1px solid var(--border);color:var(--text-muted);padding:4px 10px;border-radius:6px;font-size:11.5px;cursor:pointer}
.brand .who button:hover{border-color:var(--bad);color:var(--bad)}
.role-pill{display:inline-block;padding:2px 9px;border-radius:20px;font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;background:var(--surface-3);color:var(--gold-bright)}
.role-pill.pending{background:rgba(193,114,90,.18);color:var(--bad)}

.tabs{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab-btn{
  flex:0 0 auto;background:none;border:none;color:var(--text-muted);
  font-size:13.5px;font-weight:500;padding:10px 14px 12px 14px;cursor:pointer;
  border-bottom:2px solid transparent;white-space:nowrap;
}
.tab-btn:hover{color:var(--text)}
.tab-btn[aria-selected="true"]{color:var(--gold-bright);border-bottom-color:var(--gold)}
.tab-btn:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}

main{padding:18px;max-width:1120px;margin:0 auto}

.banner{
  background:var(--surface-2);border:1px solid var(--border);border-left:3px solid var(--gold);
  border-radius:6px;padding:10px 14px;margin-bottom:16px;font-size:13px;color:var(--text-muted);
}
.banner.warn{border-left-color:var(--bad)}

.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:18px}
.kpi-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:14px 16px}
.kpi-card .label{font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint)}
.kpi-card .value{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:21px;margin-top:6px;color:var(--text)}
.kpi-card.accent .value{color:var(--gold-bright)}
.kpi-card .hint{font-size:11px;color:var(--text-faint);margin-top:4px}

.period-toggle{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap;align-items:center}
.period-toggle button{
  background:var(--surface);border:1px solid var(--border);color:var(--text-muted);
  padding:6px 12px;border-radius:20px;font-size:12.5px;cursor:pointer;
}
.period-toggle button[aria-pressed="true"]{background:var(--gold);border-color:var(--gold);color:#1a1509;font-weight:600}
.period-toggle input[type="date"],.period-toggle input[type="month"]{
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:5px 8px;font-size:12.5px;
}

.panel{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px;margin-bottom:18px}
.panel h2{font-size:16px;font-weight:600;margin-bottom:2px}
.panel .panel-sub{color:var(--text-faint);font-size:12.5px;margin-bottom:14px}

.table-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:13.5px}
th,td{padding:8px 10px;text-align:left;white-space:nowrap;border-bottom:1px solid var(--border)}
th{color:var(--text-faint);font-weight:500;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em}
tbody tr:hover{background:var(--surface-2)}
td.num,th.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;text-align:right}
td.neg-inline input{width:80px}
.row-total td{border-top:1px solid var(--border);border-bottom:none;font-weight:600;color:var(--text)}
.row-click{cursor:pointer}
.row-click.active td{background:var(--surface-2);color:var(--gold-bright)}

.pill{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11.5px;font-weight:500;background:var(--surface-3);color:var(--text-muted)}
.pill.venta{background:rgba(127,174,138,.15);color:var(--good)}
.pill.gasto{background:rgba(193,114,90,.15);color:var(--bad)}
.pill.inversion{background:rgba(198,161,91,.18);color:var(--gold-bright)}

.amt-good{color:var(--good);font-weight:600}
.amt-bad{color:var(--bad);font-weight:600}
.amt-muted{color:var(--text-faint)}

.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:12px}
.field{display:flex;flex-direction:column;gap:5px}
.field.checkbox-field{flex-direction:row;align-items:center;gap:8px}
.field label{font-size:11.5px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.04em}
.field.checkbox-field label{font-size:13px;text-transform:none;color:var(--text-muted);letter-spacing:0}
.field input,.field select,.field textarea{
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:8px 10px;font-size:14px;
}
.field.checkbox-field input{width:auto;padding:0}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--gold);outline-offset:0;border-color:var(--gold)}

button.primary{background:var(--gold);color:#1a1509;border:none;border-radius:6px;padding:9px 18px;font-size:13.5px;font-weight:600;cursor:pointer}
button.primary:hover{background:var(--gold-bright)}
button.primary:disabled{opacity:.6;cursor:not-allowed}
button.primary:focus-visible{outline:2px solid var(--gold-bright);outline-offset:2px}
button.ghost{background:none;border:1px solid var(--border);color:var(--text-muted);padding:5px 10px;border-radius:6px;font-size:12px;cursor:pointer}
button.ghost:hover{border-color:var(--bad);color:var(--bad)}
button.small-save{background:var(--surface-3);border:1px solid var(--border);color:var(--gold-bright);padding:5px 12px;border-radius:6px;font-size:12px;cursor:pointer}
button.small-save:hover{border-color:var(--gold)}
button.mini{background:var(--surface-3);border:1px solid var(--border);color:var(--text);padding:4px 9px;border-radius:6px;font-size:11.5px;cursor:pointer}
button.mini:hover{border-color:var(--gold)}
.inline-pay{display:flex;gap:6px;align-items:center;justify-content:flex-end}
.inline-pay input{width:90px;background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:4px 7px;font-size:12.5px}

.empty-state{color:var(--text-faint);font-size:13px;padding:18px 0;text-align:center}
.section-label{font-size:14px;margin:18px 0 8px 0;color:var(--text-muted);font-weight:600}
.section-label:first-child{margin-top:0}

.lock-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.lock-card{
  background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:32px 28px;
  max-width:340px;width:100%;text-align:center;
}
.lock-card .mark{color:var(--gold);font-size:30px;display:block;margin-bottom:6px}
.lock-card h1{font-size:19px;margin-bottom:4px}
.lock-card p{color:var(--text-faint);font-size:12.5px;margin:10px 0 16px 0}
.lock-card input{
  width:100%;font-size:15px;
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:10px;margin-bottom:12px;
}
.lock-card input:focus{outline:2px solid var(--gold);border-color:var(--gold)}
.lock-card button.primary{width:100%;padding:11px}
.lock-error{color:var(--bad);font-size:12.5px;margin-top:-6px;margin-bottom:10px}
.lock-tabs{display:flex;gap:0;margin-bottom:16px;border:1px solid var(--border);border-radius:8px;overflow:hidden}
.lock-tabs button{flex:1;background:var(--surface-2);border:none;color:var(--text-muted);padding:8px;font-size:12.5px;cursor:pointer}
.lock-tabs button[aria-pressed="true"]{background:var(--gold);color:#1a1509;font-weight:600}
.lock-hint{color:var(--text-faint);font-size:11.5px;margin-top:14px}

.spinner-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;color:var(--text-faint);font-size:13px}

@media (max-width:640px){
  .brand h1{font-size:17px}
  main{padding:14px}
}
@media (prefers-reduced-motion:no-preference){
  .kpi-card,.panel{transition:border-color .15s ease}
}