:root{
    --azul:#1e3a8a;
    --amarillo:#F5C518;
    --amarillo-osc:#caa20f;
    --rojo:#e0503a;
    --verde:#2fa66a;
    --texto:#222;
    --gris:#666;
    --fondo:#f6f6f4;
    --borde:#e4e2dd;
    --tarjeta:#fff;
}
*{box-sizing:border-box;}
body{
    margin:0;
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
    background:var(--fondo);
    color:var(--texto);
    padding-bottom:70px;
}
a{color:inherit;text-decoration:none;}
.topbar{
    background:var(--azul);
    padding:14px 16px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    position:sticky;
    top:0;
    z-index:10;
    color:#fff;
}
.brand{font-weight:700;font-size:1.1rem;color:#fff;}
.topbar-logout{font-size:.85rem;opacity:.85;color:#fff;}
.content{padding:16px;max-width:640px;margin:0 auto;}

.bottomnav{
    position:fixed;
    bottom:0;left:0;right:0;
    background:#fff;
    border-top:1px solid var(--borde);
    display:flex;
    padding-bottom:env(safe-area-inset-bottom,0px);
    z-index:10;
}
.bottomnav a{
    flex:1;
    text-align:center;
    padding:10px 2px;
    font-size:.72rem;
    color:var(--gris);
}
.bottomnav a.activo{color:var(--amarillo-osc);font-weight:700;}

.card{
    background:var(--tarjeta);
    border:1px solid var(--borde);
    border-radius:12px;
    padding:16px;
    margin-bottom:14px;
}
.dash-total{
    display:flex;
    justify-content:space-between;
    align-items:center;
}
.dash-total .num{font-size:1.6rem;font-weight:700;}
.dash-total.cobrar .num{color:var(--verde);}
.dash-total.pagar .num{color:var(--rojo);}
.dash-neta{
    text-align:center;
    padding:20px 16px;
    border-radius:14px;
    margin-bottom:16px;
}
.dash-neta.positiva{background:#eafaf1;border:1px solid #bfe9d4;}
.dash-neta.negativa{background:var(--tarjeta);border:1px solid var(--borde);}
.dash-neta .etiqueta{font-size:.85rem;color:var(--gris);}
.dash-neta .num{font-size:2rem;font-weight:800;margin:4px 0;}
.dash-neta .aviso{font-size:.9rem;margin-top:6px;}

.lista{list-style:none;margin:0;padding:0;}
.lista li{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:14px 4px;
    border-bottom:1px solid var(--borde);
}
.lista li:last-child{border-bottom:none;}
.lista .nombre{font-weight:600;}
.lista .sub{font-size:.8rem;color:var(--gris);}
.lista .monto{font-weight:700;}
.lista .monto.rojo{color:var(--rojo);}
.lista .monto.verde{color:var(--verde);}

.btn{
    display:inline-block;
    padding:12px 18px;
    border-radius:10px;
    border:none;
    background:var(--amarillo);
    color:#000;
    font-weight:700;
    font-size:1rem;
    cursor:pointer;
    text-align:center;
}
.btn.ancho{display:block;width:100%;}
.btn.rojo{background:var(--rojo);color:#fff;}
.btn.verde{background:var(--verde);color:#fff;}
.btn.azul{background:#2563eb;color:#fff;}
.btn.secundario{background:#fff;border:1px solid var(--borde);color:var(--texto);}
.btn.chico{padding:6px 10px;font-size:.85rem;}

.form-grupo{margin-bottom:14px;}
.form-grupo label{display:block;font-size:.85rem;color:var(--gris);margin-bottom:4px;}
.form-grupo input, .form-grupo select, .form-grupo textarea{
    width:100%;
    padding:12px;
    border:1px solid var(--borde);
    border-radius:8px;
    font-size:1rem;
    background:#fff;
}

h1.titulo{font-size:1.3rem;margin:0 0 14px;}
h2.subtitulo{font-size:1.05rem;margin:0 0 10px;}

.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px;font-size:.9rem;}
.flash-ok{background:#eafaf1;color:#1b7a45;border:1px solid #bfe9d4;}
.flash-error{background:#fdeceb;color:#a83226;border:1px solid #f5c6c0;}

.item-linea{
    display:grid;
    grid-template-columns: 1fr auto 90px 32px;
    align-items:center;
    gap:8px;
    border:1px solid var(--borde);
    border-radius:10px;
    padding:10px;
    margin-bottom:10px;
    background:#fff;
    transition:background-color .5s, border-color .5s;
}
.item-linea.guardado{background:#eafaf1;border-color:#bfe9d4;}
.item-linea .item-nombre{min-width:0;overflow-wrap:break-word;font-weight:600;font-size:.9rem;}
.item-linea .stepper{display:flex;align-items:center;gap:6px;flex-shrink:0;}
.item-linea .stepper button{
    width:28px;height:28px;border-radius:6px;border:1px solid var(--borde);background:#fff;font-size:1rem;flex-shrink:0;
}
.item-linea input.cantidad{width:44px;text-align:center;padding:4px;border:1px solid var(--borde);border-radius:6px;flex-shrink:0;}
.item-linea input.precio{width:90px;padding:6px;border:1px solid var(--borde);border-radius:6px;text-align:right;box-sizing:border-box;}
.item-linea .eliminar{color:var(--rojo);font-size:1.2rem;background:none;border:none;cursor:pointer;justify-self:center;width:32px;}

.total-linea{
    display:flex;justify-content:space-between;font-weight:700;font-size:1.1rem;
    padding:14px 4px;border-top:2px solid var(--texto);margin-top:6px;
}

.badge{
    display:inline-block;padding:2px 8px;border-radius:20px;font-size:.7rem;font-weight:700;
}
.badge.pendiente{background:#fff3cd;color:#8a6d1e;}
.badge.credito{background:#fdeceb;color:var(--rojo);}

.eliminar-abono{background:none;border:none;color:var(--rojo);font-size:1rem;cursor:pointer;padding:4px;opacity:.7;}

.vacio{text-align:center;color:var(--gris);padding:30px 10px;}

@media print{
    header, .bottomnav, .no-imprimir{display:none !important;}
    body{padding:0;background:#fff;}
    .content{max-width:100%;}
    @page{size:letter;margin:12mm;}
    table{page-break-inside:auto;}
    tr{page-break-inside:avoid;page-break-after:auto;}
    thead{display:table-header-group;}
}

/* ---- Cantidades (venta al por mayor) ---- */
.item-linea input.cantidad{width:72px;}
.item-linea .btn-cantidades{grid-column:1 / -1;justify-self:start;background:#fff;border:1px dashed var(--azul);color:var(--azul);border-radius:8px;padding:6px 12px;font-size:.85rem;font-weight:600;cursor:pointer;}
.cant-overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;align-items:flex-end;justify-content:center;z-index:100;}
.cant-overlay.abierto{display:flex;}
.cant-sheet{background:#fff;width:100%;max-width:520px;border-radius:16px 16px 0 0;padding:18px 16px calc(18px + env(safe-area-inset-bottom));max-height:90vh;overflow-y:auto;}
.cant-sheet h3{margin:0 0 4px;font-size:1.05rem;}
.cant-sheet .cant-sub{color:var(--gris);font-size:.85rem;margin-bottom:6px;}
.cant-sheet label{display:block;font-size:.8rem;color:var(--gris);margin:12px 0 4px;font-weight:600;}
.cant-sheet input{width:100%;padding:12px;border:1px solid var(--borde);border-radius:10px;font-size:1.3rem;text-align:center;}
.cant-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;}
.cant-chips button{flex:1 0 56px;padding:10px 6px;border:1px solid var(--borde);background:#f6f6f4;border-radius:10px;font-weight:700;cursor:pointer;}
.cant-bultos{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;}
.cant-total{margin-top:14px;padding:12px;background:#eef4ff;border-radius:10px;display:flex;justify-content:space-between;font-weight:700;color:var(--azul);}
.cant-acciones{display:grid;grid-template-columns:1fr 2fr;gap:10px;margin-top:14px;}