:root{
  --azul:#1b6ca8; --azul-osc:#11507c; --verde:#2e9e5b; --rojo:#d64545;
  --amarillo:#e0a64a; --gris:#f4f6f9; --borde:#e1e6ee; --texto:#22303f; --muted:#6b7785;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--gris);color:var(--texto);font-size:14px}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px;padding:9px 11px;border:1px solid var(--borde);border-radius:8px;background:#fff;width:100%;color:var(--texto)}
label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:10px 0 4px;text-transform:uppercase;letter-spacing:.4px}

/* LOGIN */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f3552,#1b6ca8)}
.login-card{background:#fff;padding:36px;border-radius:16px;width:380px;box-shadow:0 20px 50px rgba(0,0,0,.35);text-align:center}
.login-logo{font-size:44px;margin-bottom:6px}
.login-card h1{font-size:26px;color:var(--azul-osc)}
.login-sub{color:var(--muted);margin-bottom:16px;font-size:13px}
.login-card input{text-align:center}
.login-hint{margin-top:16px;font-size:12px;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border:none;border-radius:9px;font-size:14px;font-weight:600;transition:.15s}
.btn-primary{background:var(--azul);color:#fff}
.btn-primary:hover{background:var(--azul-osc)}
.btn-green{background:var(--verde);color:#fff}
.btn-green:hover{filter:brightness(1.05)}
.btn-danger{background:var(--rojo);color:#fff}
.btn-gray{background:#e8ecf1;color:var(--texto)}
.btn-block{width:100%;margin-top:16px}
.btn-small{padding:6px 11px;font-size:12px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* TOPBAR */
.topbar{background:var(--azul);color:#fff;display:flex;align-items:center;gap:20px;padding:0 20px;height:60px;position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(0,0,0,.15)}
.brand{display:flex;align-items:center;gap:10px}
.brand-icon{font-size:26px}
.brand strong{display:block;font-size:17px}
.brand small{opacity:.85;font-size:11px}
.main-nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
.nav-btn{background:transparent;border:none;color:#dbe9f5;padding:10px 14px;border-radius:8px;font-size:14px;font-weight:600}
.nav-btn:hover{background:rgba(255,255,255,.12)}
.nav-btn.active{background:#fff;color:var(--azul)}
.user-box{display:flex;align-items:center;gap:10px}
#user-nombre{font-size:13px;opacity:.9}

/* CONTENIDO */
.content{padding:24px;max-width:1300px;margin:0 auto}
.view-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:10px}
.view-title h2{font-size:22px}
.page-head{font-size:14px;color:var(--muted);margin-bottom:4px}

/* CARDS / KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:20px}
.kpi{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:16px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.kpi .kpi-label{font-size:12px;color:var(--muted);text-transform:uppercase;font-weight:600}
.kpi .kpi-value{font-size:24px;font-weight:700;margin-top:4px;color:var(--texto)}
.kpi .kpi-sub{font-size:12px;color:var(--verde);margin-top:4px}
.kpi .kpi-sub.red{color:var(--rojo)}

.card{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:20px;margin-bottom:18px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.card h3{font-size:16px;margin-bottom:12px}

/* TABLAS */
table{width:100%;border-collapse:collapse;font-size:14px}
th{background:#f7f9fc;text-align:left;padding:10px 12px;font-size:12px;text-transform:uppercase;color:var(--muted);letter-spacing:.3px;border-bottom:2px solid var(--borde)}
td{padding:10px 12px;border-bottom:1px solid #eef1f6}
tr:hover td{background:#fafcff}
.table-wrap{overflow-x:auto}
.text-right{text-align:right}
.money{font-variant-numeric:tabular-nums;text-align:right}
.muted{color:var(--muted)}
.strong{font-weight:700}

/* BADGES */
.badge{padding:4px 9px;border-radius:20px;font-size:12px;font-weight:600}
.b-cotizado{background:#eef3ff;color:#2b4fd8}
.b-ejecutado{background:#e6f7ec;color:#1c7a44}
.b-facturado{background:#fff3e0;color:#c07a1c}
.b-anulado{background:#fdecec;color:#c0392b}
.b-emitida{background:#fff3e0;color:#c07a1c}
.b-parcial{background:#eef3ff;color:#2b4fd8}
.b-pagada{background:#e6f7ec;color:#1a7a44}
.b-activo{background:#e6f7ec;color:#1a7a44}
.b-inactivo{background:#fdecec;color:#c0392b}

/* BADGES CATEGORÍAS DE GASTO */
.b-agua{background:#e3f2fd;color:#1565c0}
.b-luz{background:#fff8e1;color:#c07a1c}
.b-gas{background:#fbe9e7;color:#bf360c}
.b-internet{background:#f3e5f5;color:#6a1b9a}
.b-arriendo{background:#e8eaf6;color:#283593}
.b-varios{background:#eceff1;color:#455a64}
.b-otros{background:#f5f5f5;color:#616161}

/* FORM GRID */
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:0 18px}
.form-actions{margin-top:18px;display:flex;gap:10px;justify-content:flex-end}

/* CALC REPORTE */
.calc-result{background:var(--verde-claro, #f0faf3);border:1px solid #cfe8d9;border-radius:12px;padding:18px;margin-top:18px}
.calc-row{display:flex;justify-content:space-between;padding:8px 4px;border-bottom:1px dashed #d7e9de;font-size:14px}
.calc-row.total{font-weight:700;font-size:15px;border-bottom:none;border-top:2px solid #bfe0cc;margin-top:6px}
.calc-row .lbl{color:var(--muted)}
.calc-row .val{font-weight:600}
.bar-row{margin:10px 0}
.bar-row .bl{display:flex;justify-content:space-between;font-size:13px;margin-bottom:3px}
.bar-track{height:12px;background:#eef0f4;border-radius:8px;overflow:hidden}
.bar-fill{height:100%;border-radius:8px}

/* REPORTE IMPRESIÓN */
.reporte-head{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:3px solid var(--azul);padding-bottom:12px;margin-bottom:16px}
.reporte-head h2{color:var(--azul);font-size:24px}
.sheet-meta{font-size:13px;color:var(--muted);line-height:1.6}
.total-box{margin-top:16px;background:#fbfdff;border:2px solid var(--borde);border-radius:10px;padding:14px;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.total-box .ti{font-size:12px;color:var(--muted)}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(20,30,45,.5);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal{background:#fff;border-radius:14px;max-width:720px;width:100%;max-height:92vh;overflow:auto;padding:24px;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.modal h3{margin-bottom:14px;color:var(--azul-osc)}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}

/* INFO */
.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:12px}
.info-box{background:#f7f9fc;border:1px solid var(--borde);border-radius:10px;padding:12px}
.info-box .lbl{font-size:11px;color:var(--muted);text-transform:uppercase;font-weight:600}
.info-box .val{font-size:16px;font-weight:700;margin-top:3px}

.alert{padding:11px 14px;border-radius:9px;font-size:13px;margin-bottom:14px}
.alert-error{background:#fdecec;color:#c0392b;border:1px solid #f5c6c6}
.alert-success{background:#e6f7ec;color:#1a7a44;border:1px solid #b8e6cc}

.toast{position:fixed;top:70px;right:20px;background:#22303f;color:#fff;padding:12px 18px;border-radius:9px;box-shadow:0 8px 20px rgba(0,0,0,.25);opacity:0;transform:translateY(-10px);transition:.25s;z-index:200}
.toast.show{opacity:1;transform:translateY(0)}
.reporte-head .sheet-meta{font-size:13px;color:var(--muted);line-height:1.5}
.total-box .ti{font-size:12px;color:var(--muted)}

.flex{display:flex;gap:10px}
.grow{flex:1}
.wrap{flex-wrap:wrap}
.mt{margin-top:14px}
.search{margin-bottom:14px;max-width:320px}

@media print{
  .topbar,.main-nav,.user-box,.view-title,.modal-actions,.no-print{display:none!important}
  body{background:#fff}
  .modal-overlay{position:static;background:#fff;padding:0}
  .modal{box-shadow:none;max-width:100%;border:none}
  .content{padding:0}
}