/* ====== Estilo general (referencia visual: BSD Empeños) ====== */
:root {
    --cde-azul: #1f5f9e;
    --cde-azul-oscuro: #14456f;
    --cde-fondo-sidebar: #1c2b3a;
    --cde-fondo: #eef2f6;
}

body { background: var(--cde-fondo); }

/* ---------- Barra lateral ---------- */
#sidebar {
    width: 250px;
    min-height: 100vh;
    background: var(--cde-fondo-sidebar);
    color: #fff;
    position: sticky;
    top: 0;
    max-height: 100vh;
}
.sidebar-brand {
    display: block;
    padding: .9rem 1rem;
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    background: var(--cde-azul-oscuro);
}
.sidebar-scroll { overflow-y: auto; }

/* Menú lateral tipo acordeón: un solo grupo abierto a la vez */
.sidebar-grupo-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: .7rem 1rem;
    font-size: .72rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #8fa6bb;
    font-weight: 600;
    background: transparent;
    border: none;
}
.sidebar-grupo-btn:hover, .sidebar-grupo-btn[aria-expanded="true"] { color: #fff; }
.sidebar-grupo-caret { font-size: .8rem; transition: transform .2s ease; }
.sidebar-grupo-btn[aria-expanded="true"] .sidebar-grupo-caret { transform: rotate(180deg); }
#sidebar .nav-link {
    color: #cfd9e3;
    padding: .35rem 1rem;
    font-size: .875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
#sidebar .nav-link:hover { background: rgba(255,255,255,.08); color: #fff; }
#sidebar .nav-link.active { background: var(--cde-azul); color: #fff; }
.sidebar-pie {
    padding: .7rem 1rem;
    background: rgba(0,0,0,.25);
    color: #fff;
}

@media (max-width: 991px) {
    #sidebar { position: fixed; z-index: 1040; left: -250px; transition: left .2s; }
    #sidebar.abierto { left: 0; }
}

/* ---------- Barra superior ---------- */
.topbar {
    height: 52px;
    background: #fff;
    border-bottom: 1px solid #d8dfe6;
    position: sticky;
    top: 0;
    z-index: 1030;
}

/* ---------- Login ---------- */
.pagina-auth { background: linear-gradient(135deg, var(--cde-azul-oscuro), var(--cde-azul)); }

/* ---------- Tablas de operación ---------- */
.tabla-operacion thead th {
    background: #dde6ee;
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .03em;
}
.tabla-operacion { font-size: .875rem; }

/* Tarjetas de total estilo BSD (REFRENDAR / DESEMPEÑAR) */
.total-grande {
    font-size: 2rem;
    font-weight: 700;
    color: #c40000;
    border: 2px solid #adb5bd;
    border-radius: .4rem;
    padding: .3rem 1.2rem;
    text-align: center;
    background: #fff;
}

/* ---------- Impresión ---------- */
.pagina-impresion { font-size: 13px; }
.ticket { width: 320px; margin: 0 auto; font-family: 'Courier New', monospace; }
.boleta { max-width: 800px; margin: 0 auto; }
@media print {
    .no-print { display: none !important; }
    body { background: #fff !important; }
    #sidebar, .topbar { display: none !important; }
    main { padding: 0 !important; }
}