/* Sidebar */
#sidebar {
    width: 250px;
    min-height: 100vh;
    transition: width 0.3s ease;
    flex-shrink: 0;
}

#sidebar.collapsed {
    width: 0;
    overflow: hidden;
}

#sidebar .nav-link {
    padding: 10px 15px;
    border-radius: 6px;
    margin: 2px 0;
    transition: background 0.2s;
}

#sidebar .nav-link:hover,
#sidebar .nav-link.active {
    background: rgba(255,255,255,0.1);
}

#sidebar .nav-link.active {
    background: rgba(255,255,255,0.15);
    font-weight: 600;
}

/* Page content */
#page-content {
    min-height: 100vh;
    background: #f8f9fa;
    transition: margin-left 0.3s ease;
}

/* Cards */
.card {
    border: none;
    border-radius: 8px;
}

.card-header {
    border-bottom: 1px solid rgba(0,0,0,0.08);
}

/* Tables */
.table th {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    color: #6c757d;
    letter-spacing: 0.3px;
}

.table td {
    vertical-align: middle;
}

/* Badges */
.badge {
    font-weight: 500;
    padding: 5px 10px;
}

/* Font monospace for numbers */
.font-monospace {
    font-family: 'Consolas', 'Monaco', monospace;
}

/* Forms */
.form-label {
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 4px;
}

/* Buttons */
.btn {
    border-radius: 6px;
}

/* Search results dropdown */
#resultadosBusqueda {
    width: calc(100% - 42px);
    margin-left: 42px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-radius: 0 0 8px 8px;
}

#resultadosBusqueda .list-group-item {
    cursor: pointer;
    padding: 8px 12px;
    font-size: 0.875rem;
}

#resultadosBusqueda .list-group-item:hover,
#resultadosBusqueda .list-group-item.active {
    background: #0d6efd;
    color: #fff;
}

#resultadosBusqueda .list-group-item.active .badge.bg-light {
    background: rgba(255,255,255,0.2) !important;
    color: #fff !important;
}

#resultadosBusqueda .list-group-item .stock-badge {
    font-size: 0.75rem;
}

/* Item rows */
#tablaItems .form-control,
#tablaItems .form-select {
    font-size: 0.85rem;
    padding: 4px 8px;
}

/* Stock warning in items */
.stock-warning {
    color: #dc3545;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
    #sidebar {
        position: fixed;
        z-index: 1050;
        width: 250px;
        left: -250px;
        overflow: hidden;
        transition: left 0.3s ease;
    }

    #sidebar.show-mobile {
        left: 0;
    }

    #sidebar.collapsed {
        width: 250px;
        left: -250px;
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.5);
        z-index: 1040;
    }

    .sidebar-overlay.active {
        display: block;
    }

    #page-content {
        margin-left: 0 !important;
    }

    .d-flex.gap-2 {
        flex-wrap: wrap;
    }

    /* Busqueda responsive */
    #resultadosBusqueda {
        width: 100%;
        margin-left: 0;
    }
}

/* Login page */
.login-card {
    max-width: 400px;
}

/* Print styles */
@media print {
    #sidebar, .navbar, .btn, .alert {
        display: none !important;
    }

    #page-content {
        margin: 0;
        padding: 0;
    }

    main {
        padding: 0 !important;
    }
}