/* =========================================================
   Unión Vecinal Villa Elisa · Facturación de Agua Potable
   Hoja de estilos general (app + factura imprimible)
   ========================================================= */
:root{
  --blue-1:#0EA5E9; --blue-2:#0369A1; --blue-3:#075985;
  --green-1:#22C55E; --green-2:#16A34A;
  --ink:#0F172A; --ink-2:#334155; --ink-3:#64748B; --ink-4:#94A3B8;
  --line:#E2E8F0; --line-2:#CBD5E1;
  --bg:#F1F5F9; --card:#FFFFFF;
  --danger:#DC2626; --danger-bg:#FEF2F2;
  --warn:#F59E0B; --warn-bg:#FFFBEB;
  --ok:#16A34A; --ok-bg:#F0FDF4;
  --grad:linear-gradient(135deg,#0EA5E9 0%,#0369A1 50%,#16A34A 100%);
  --grad-soft:linear-gradient(135deg,#E0F2FE 0%,#DCFCE7 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg); color:var(--ink); font-size:14px;
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:14px}
a{color:var(--blue-2);text-decoration:none}

/* ============ LAYOUT ============ */
.app{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.sidebar{
  background:#0F172A;color:#CBD5E1;
  padding:20px 14px;display:flex;flex-direction:column;gap:4px;
  position:sticky;top:0;height:100vh;overflow-y:auto;
}
.sb-brand{
  display:flex;align-items:center;gap:10px;padding:6px 8px 20px;
  border-bottom:1px solid #1E293B;margin-bottom:12px;
}
.sb-brand img{width:32px;height:32px;object-fit:contain}
.sb-brand .txt strong{color:#fff;font-size:15px;font-weight:800;letter-spacing:-.01em;display:block}
.sb-brand .txt small{color:#64748B;font-size:10px;letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.sb-item{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:8px;
  font-size:13px;font-weight:500;color:#94A3B8;cursor:pointer;
  transition:background .15s,color .15s;
}
.sb-item:hover{background:#1E293B;color:#F1F5F9}
.sb-item.active{
  background:var(--grad);color:#fff;font-weight:600;
  box-shadow:0 4px 12px rgba(3,105,161,.35);
}
.sb-item svg{width:16px;height:16px;flex-shrink:0}
.sb-sep{margin:12px 8px;font-size:9px;color:#475569;letter-spacing:.15em;text-transform:uppercase;font-weight:700}
.sb-foot{margin-top:auto;padding-top:16px;border-top:1px solid #1E293B;font-size:10px;color:#475569;line-height:1.5}

.main{padding:26px 32px 60px;overflow-x:hidden}
.page-head{
  display:flex;justify-content:space-between;align-items:flex-start;
  margin-bottom:22px;gap:16px;flex-wrap:wrap;
}
.page-head h1{font-size:24px;font-weight:800;letter-spacing:-.02em}
.page-head p{color:var(--ink-3);font-size:13px;margin-top:2px}
.page-actions{display:flex;gap:8px;flex-wrap:wrap}

/* ============ COMPONENTS ============ */
.btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 14px;border-radius:8px;
  font-size:13px;font-weight:600;
  transition:transform .1s,box-shadow .15s,background .15s;
  border:1px solid transparent;
}
.btn:active{transform:translateY(1px)}
.btn svg{width:15px;height:15px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 4px 12px rgba(3,105,161,.28)}
.btn-primary:hover{box-shadow:0 6px 16px rgba(3,105,161,.38)}
.btn-ghost{background:#fff;color:var(--ink-2);border-color:var(--line)}
.btn-ghost:hover{background:#F8FAFC;border-color:var(--line-2)}
.btn-danger{background:#fff;color:var(--danger);border-color:#FECACA}
.btn-danger:hover{background:var(--danger-bg)}
.btn-sm{padding:6px 10px;font-size:12px}
.btn-icon{padding:6px;width:28px;height:28px;justify-content:center}

.card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.card-head{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.card-head h3{font-size:14px;font-weight:700}
.card-body{padding:18px}

.badge{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 8px;border-radius:999px;
  font-size:11px;font-weight:600;
}
.badge-ok{background:var(--ok-bg);color:var(--ok)}
.badge-warn{background:var(--warn-bg);color:var(--warn)}
.badge-danger{background:var(--danger-bg);color:var(--danger)}
.badge-info{background:#EFF6FF;color:var(--blue-2)}
.badge-muted{background:#F1F5F9;color:var(--ink-3)}

table{width:100%;border-collapse:collapse;font-size:13px}
table th{
  text-align:left;padding:10px 14px;background:#F8FAFC;
  font-size:11px;font-weight:700;color:var(--ink-3);text-transform:uppercase;letter-spacing:.05em;
  border-bottom:1px solid var(--line);
}
table td{padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
table tr:last-child td{border-bottom:none}
table tr:hover td{background:#FAFBFD}
table td.num, table th.num{text-align:right;font-family:'JetBrains Mono',monospace}
table td.actions{text-align:right;white-space:nowrap}

.field{display:flex;flex-direction:column;gap:5px}
.field label{font-size:11px;font-weight:600;color:var(--ink-2)}
.field input, .field select, .field textarea{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;
  transition:border-color .15s,box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none;border-color:var(--blue-1);box-shadow:0 0 0 3px rgba(14,165,233,.15);
}
.field input[type=number]{font-family:'JetBrains Mono',monospace;text-align:right}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-grid.three{grid-template-columns:1fr 1fr 1fr}
.form-grid.one{grid-template-columns:1fr}
.form-grid .full{grid-column:1/-1}

/* Dashboard KPIs */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-bottom:22px}
.kpi{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:16px;position:relative;overflow:hidden;
}
.kpi::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.kpi.kpi-warn::before{background:linear-gradient(90deg,var(--warn),#F97316)}
.kpi.kpi-ok::before{background:linear-gradient(90deg,var(--green-1),var(--green-2))}
.kpi.kpi-danger::before{background:linear-gradient(90deg,var(--danger),#B91C1C)}
.kpi .l{font-size:11px;font-weight:700;color:var(--ink-3);text-transform:uppercase;letter-spacing:.08em}
.kpi .v{font-family:'JetBrains Mono',monospace;font-size:24px;font-weight:800;color:var(--ink);margin-top:6px;letter-spacing:-.02em}
.kpi .s{font-size:11px;color:var(--ink-3);margin-top:4px}

/* Toolbar */
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.toolbar .search{
  flex:1;min-width:220px;position:relative;
}
.toolbar .search input{
  width:100%;padding:9px 11px 9px 34px;
  border:1px solid var(--line);border-radius:8px;background:#fff;
}
.toolbar .search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--ink-3)}
.toolbar select{padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#fff}

/* Modal */
.modal-bg{
  position:fixed;inset:0;background:rgba(15,23,42,.55);
  display:flex;align-items:center;justify-content:center;
  padding:20px;z-index:1000;
}
.modal{
  background:#fff;border-radius:14px;
  width:100%;max-width:640px;max-height:90vh;overflow:hidden;
  display:flex;flex-direction:column;
  box-shadow:0 20px 60px rgba(0,0,0,.25);
}
.modal.wide{max-width:900px}
.modal-head{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.modal-head h3{font-size:16px;font-weight:700}
.modal-body{padding:20px;overflow-y:auto;flex:1}
.modal-foot{padding:14px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px;background:#F8FAFC;flex-wrap:wrap}

/* Toast */
.toast{
  position:fixed;bottom:24px;right:24px;z-index:2000;
  background:#0F172A;color:#fff;padding:12px 16px;border-radius:10px;
  font-size:13px;font-weight:500;
  box-shadow:0 10px 30px rgba(0,0,0,.3);
  animation:slideIn .3s ease;
}
.toast.ok{background:var(--green-2)}
.toast.err{background:var(--danger)}
@keyframes slideIn{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}

/* Empty state */
.empty{
  text-align:center;padding:60px 20px;color:var(--ink-3);
}
.empty svg{width:48px;height:48px;margin-bottom:12px;color:var(--ink-4)}
.empty h3{font-size:15px;color:var(--ink-2);margin-bottom:6px;font-weight:600}
.empty p{font-size:13px;margin-bottom:14px}

/* Pagination */
.pagi{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-top:1px solid var(--line);font-size:12px;color:var(--ink-3);background:#F8FAFC}
.pagi .pages{display:flex;gap:4px}
.pagi .pages button{
  min-width:30px;height:30px;border-radius:6px;font-size:12px;font-weight:600;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
}
.pagi .pages button:hover{background:#F1F5F9}
.pagi .pages button.active{background:var(--blue-2);color:#fff;border-color:var(--blue-2)}
.pagi .pages button:disabled{opacity:.4;cursor:not-allowed}

/* Import wizard */
.import-steps{display:flex;gap:8px;margin-bottom:16px}
.import-steps span{
  flex:1;text-align:center;padding:6px 8px;border-radius:999px;font-size:11px;font-weight:700;
  background:#F1F5F9;color:var(--ink-3);text-transform:uppercase;letter-spacing:.05em;
}
.import-steps span.active{background:var(--grad);color:#fff}
.map-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:center;padding:6px 0}
.map-row .campo{font-size:12px;font-weight:600;color:var(--ink-2)}
.mini-table{max-height:260px;overflow:auto;border:1px solid var(--line);border-radius:8px}
.mini-table table{font-size:11.5px}
.pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:10.5px;font-weight:700}
.pill-leida{background:var(--ok-bg);color:var(--ok)}
.pill-sinmed{background:var(--warn-bg);color:var(--warn)}
.pill-cortado{background:var(--danger-bg);color:var(--danger)}
.pill-otro{background:#F1F5F9;color:var(--ink-3)}

/* ============ FACTURA (para impresión y PDF) ============ */
.print-area{display:none}
.invoice{
  width:210mm;min-height:297mm;background:#fff;padding:0;
  color:var(--ink);font-size:11px;position:relative;
  page-break-after:always;
}
.invoice::before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:var(--grad)}
.inv-header{display:grid;grid-template-columns:64px 1fr auto;gap:16px;align-items:center;padding:22px 30px 14px;border-bottom:1px solid var(--line)}
.inv-logo{width:64px;height:auto;object-fit:contain}
.inv-title h2{font-size:18px;font-weight:800;letter-spacing:-.02em;line-height:1.15;color:var(--blue-3)}
.inv-title .razon{font-size:11px;font-weight:700;color:var(--ink);margin-top:2px}
.inv-title .emisor-datos{font-size:9px;color:var(--ink-3);margin-top:3px;line-height:1.5}
.inv-meta{text-align:right;background:#F8FAFC;padding:8px 12px;border-radius:8px;border:1px solid var(--line);min-width:150px}
.inv-meta .label{font-size:8px;font-weight:700;letter-spacing:.1em;color:var(--ink-3);text-transform:uppercase}
.inv-meta .num{font-family:'JetBrains Mono',monospace;font-size:14px;font-weight:700;color:var(--blue-2);margin-top:2px}
.inv-meta .date{font-size:9.5px;color:var(--ink-2);margin-top:4px}
.inv-meta .periodo{font-size:9.5px;color:var(--ink-2);margin-top:2px;font-weight:600}
.inv-section{padding:12px 30px}
.socio-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.socio-card{background:var(--grad-soft);border:1px solid #BAE6FD;border-radius:8px;padding:10px 12px}
.socio-card .h{font-size:8px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue-2);margin-bottom:6px}
.kv{display:grid;grid-template-columns:98px 1fr;gap:3px 8px;font-size:10.5px}
.kv dt{color:var(--ink-3);font-weight:500}
.kv dd{color:var(--ink);font-weight:600}

.consumo-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:0 30px 12px}
.consumo-box{background:#F8FAFC;border:1px solid var(--line);border-radius:8px;padding:9px 12px;text-align:center}
.consumo-box .l{font-size:8px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.consumo-box .v{font-family:'JetBrains Mono',monospace;font-size:15px;font-weight:800;color:var(--blue-3);margin-top:3px}
.consumo-box .s{font-size:8.5px;color:var(--ink-3);margin-top:2px}

.concepts{padding:8px 30px 0}
.concepts h3{font-size:9px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:8px}
table.detail{width:100%;border-collapse:collapse;font-size:11px}
table.detail thead th{background:#0F172A;color:#fff;padding:7px 10px;text-align:left;font-weight:600;font-size:9px;letter-spacing:.05em;text-transform:uppercase}
table.detail thead th:last-child{text-align:right}
table.detail thead th:first-child{border-top-left-radius:6px}
table.detail thead th:last-child{border-top-right-radius:6px}
table.detail tbody td{padding:8px 10px;border-bottom:1px solid var(--line)}
table.detail tbody td:last-child{text-align:right;font-family:'JetBrains Mono',monospace;font-weight:600}
table.detail tbody tr.deuda td{background:#FEF2F2;color:var(--danger)}
table.detail tbody tr.mora td{background:#FFFBEB;color:#92400E}
table.detail tbody tr.bonif td{background:var(--ok-bg);color:var(--ok)}
table.detail tbody tr.subtotal td{background:#F8FAFC;font-weight:700}

.total-block{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:14px 30px}
.venc-card{background:#F8FAFC;border:1px solid var(--line);border-radius:8px;padding:10px 12px;display:flex;flex-direction:column;gap:6px}
.venc-item{display:flex;justify-content:space-between;align-items:baseline;padding-bottom:6px;border-bottom:1px dashed var(--line)}
.venc-item:last-child{border:none;padding:0}
.venc-item .l{font-size:10px;color:var(--ink-3);font-weight:600}
.venc-item .l strong{color:var(--ink);display:block;font-size:11px}
.venc-item .v{font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:700;color:var(--blue-3)}
.venc-item.recargo .v{color:var(--danger)}
.total-card{background:var(--grad);color:#fff;border-radius:8px;padding:12px 16px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}
.total-card::after{content:"";position:absolute;right:-30px;top:-30px;width:120px;height:120px;background:rgba(255,255,255,.08);border-radius:50%}
.total-card .l{font-size:9px;letter-spacing:.1em;text-transform:uppercase;font-weight:600;opacity:.9}
.total-card .amt{font-family:'JetBrains Mono',monospace;font-size:26px;font-weight:800;letter-spacing:-.02em;line-height:1.1;margin-top:3px}
.total-card .venc-info{font-size:9px;margin-top:6px;opacity:.9}

.medios-pago{margin:0 30px 12px;padding:10px 12px;background:#F0FDF4;border:1px solid #BBF7D0;border-radius:8px}
.medios-pago .h{font-size:9px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--green-2);margin-bottom:5px}
.medios-pago .whatsapp-aviso{
  font-size:13px;font-weight:800;color:#075985;line-height:1.35;
  background:#fff;border:1.5px solid var(--blue-1);border-radius:6px;
  padding:8px 10px;margin-bottom:8px;
}
.medios-pago .txt{font-size:10.5px;color:var(--ink-2);line-height:1.6;white-space:pre-line}

.foot{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:12px 30px 14px;border-top:1px solid var(--line);margin-top:4px}
.qr-box{display:flex;flex-direction:column;align-items:center;gap:5px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:8px}
.qr-box canvas,.qr-box img{width:90px;height:90px;display:block}
.qr-box .qr-label{font-size:8px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.qr-box .qr-code{font-family:'JetBrains Mono',monospace;font-size:9px;font-weight:700;color:var(--ink);margin-top:1px}
.aviso{background:#FEF2F2;border:1px solid #FECACA;border-radius:8px;padding:10px 12px;display:flex;gap:9px;align-items:flex-start;font-size:10px;line-height:1.5;color:#7F1D1D}
.aviso .icon{width:20px;height:20px;flex-shrink:0;background:var(--danger);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:11px}
.aviso strong{display:block;color:var(--danger);font-size:10.5px;margin-bottom:2px}
.bottom-strip{padding:8px 30px;background:#0F172A;color:#94A3B8;font-size:8px;letter-spacing:.05em;display:flex;justify-content:space-between}
.bottom-strip .brand{color:#fff;font-weight:700}

/* ============ LOGIN ============ */
#authOverlay{
  position:fixed;inset:0;z-index:5000;
  background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  padding:20px;
}
.auth-card{
  background:#fff;border-radius:16px;width:100%;max-width:360px;
  padding:32px 28px;box-shadow:0 24px 60px rgba(0,0,0,.35);
  display:flex;flex-direction:column;align-items:center;gap:4px;
}
.auth-logo{width:56px;height:56px;object-fit:contain;margin-bottom:10px}
.auth-card h1{font-size:17px;font-weight:800;letter-spacing:-.01em;text-align:center}
.auth-card > p{font-size:12px;color:var(--ink-3);margin-bottom:18px;text-align:center}
.auth-card .field{width:100%;margin-bottom:12px}
.auth-err{width:100%;font-size:12px;color:var(--danger);background:var(--danger-bg);border:1px solid #FECACA;border-radius:8px;padding:8px 10px;margin-bottom:10px}
.auth-btn{width:100%;justify-content:center;padding:11px;margin-top:4px}

/* Print mode */
@media print{
  body{background:#fff}
  .app > .sidebar, .app > .main, .modal-bg, .toast{display:none !important}
  .app{display:block}
  .print-area{display:block !important}
  .invoice{box-shadow:none;border-radius:0;margin:0}
  @page{size:A4;margin:0}
}