/* Estilos adicionales para el sistema de facturación */

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.container-fluid {
    max-width: 1600px;
    padding: 0 15px;
}

/* Header personalizado */
header {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%) !important;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

header p {
    opacity: 0.9;
    font-size: 1.1rem;
}

/* Logo en el header */
.logo-header {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    background-color: white;
    padding: 5px;
}

/* Tarjetas mejoradas */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
}

.card-header {
    border-radius: 12px 12px 0 0 !important;
    border-bottom: none;
    padding: 1rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Formulario mejorado */
.form-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
}

.form-control, .form-select {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 0.75rem;
    transition: all 0.3s ease;
    background-color: #fff;
}

.form-control:focus, .form-select:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
    background-color: #fff;
}

.form-control.is-valid {
    border-color: #28a745;
    background-color: #f8fff9;
}

.form-control.is-invalid {
    border-color: #dc3545;
    background-color: #fff5f5;
}

/* Tabla de productos mejorada */
.table {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    table-layout: fixed; /* Fuerza el uso de las clases de ancho */
}

.table thead th {
    background: linear-gradient(135deg, #343a40 0%, #495057 100%);
    color: white;
    font-weight: 600;
    border: none;
    padding: 1rem 0.75rem;
    font-size: 0.9rem;
}

.table tbody tr {
    transition: background-color 0.2s ease;
}

.table tbody tr:hover {
    background-color: #f8f9fa;
}

.table tbody td {
    padding: 0.75rem;
    vertical-align: middle;
    border-color: #e9ecef;
}

.table .form-control-sm {
    border-radius: 6px;
    font-size: 0.875rem;
}

/* Anchos específicos para columnas de la tabla */
.table .col-4 {
    width: 40% !important;
}

.table .col-1 {
    width: 8.57% !important;
}

/* Estilos para inputs pequeños en columnas reducidas */
.table td input.form-control-sm {
    min-width: auto;
    padding: 0.375rem 0.5rem;
}

/* Ajustes para textos en columnas pequeñas */
.table td span {
    font-size: 0.875rem;
    display: block;
    word-break: break-word;
}

/* Resumen de totales mejorado */
.bg-light.card .card-body {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 8px;
}

/* Botones mejorados */
.btn {
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #28a745 0%, #1e7e34 100%);
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
}

.btn-success:hover {
    background: linear-gradient(135deg, #1e7e34 0%, #155724 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #dc3545 0%, #bd2130 100%);
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #bd2130 0%, #a71e2a 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #6c757d 0%, #545b62 100%);
    box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3);
}

.btn-info {
    background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

/* Iconos mejorados */
.bi {
    margin-right: 0.5rem;
}

/* Animaciones */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.card {
    animation: fadeIn 0.6s ease-out;
}

/* Modal mejorado */
.modal-content {
    border-radius: 12px;
    border: none;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.modal-header {
    border-bottom: 2px solid #e9ecef;
    border-radius: 12px 12px 0 0;
}

.modal-body {
    padding: 2rem;
}

/* Spinner personalizado */
.spinner-border {
    width: 3rem;
    height: 3rem;
}

/* Validación visual mejorada */
.invalid-feedback {
    font-size: 0.875rem;
    font-weight: 500;
}

.valid-feedback {
    font-size: 0.875rem;
    font-weight: 500;
}

/* Responsive improvements */
@media (max-width: 768px) {
    .container-fluid {
        padding: 0.5rem;
    }
    
    header {
        padding: 2rem 1rem !important;
    }
    
    header h1 {
        font-size: 1.75rem;
    }
    
    .logo-header {
        width: 60px;
        height: 60px;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .table-responsive {
        border-radius: 8px;
    }
    
    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .table thead th {
        font-size: 0.8rem;
        padding: 0.75rem 0.5rem;
    }
    
    .table tbody td {
        padding: 0.5rem;
    }
    
    .btn-sm {
        padding: 0.25rem 0.5rem;
        font-size: 0.8rem;
    }
    
    .logo-header {
        width: 50px;
        height: 50px;
    }
    
    header .d-flex {
        flex-direction: column;
        text-align: center;
    }
    
    .logo-header {
        margin-bottom: 1rem !important;
        margin-right: 0 !important;
    }
    
    /* En móviles, ajustar las columnas para mejor legibilidad */
    .table .col-4 {
        width: 35% !important;
    }
    
    .table .col-1 {
        width: 9.28% !important; /* 65% / 7 columnas restantes */
    }
    
    .table td input.form-control-sm {
        padding: 0.25rem 0.375rem;
        font-size: 0.8rem;
    }
}

/* Mejoras para impresión */
@media print {
    .btn, .modal {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
    
    body {
        background-color: white;
    }
}

/* Estados de carga */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Tooltips personalizados */
.tooltip-inner {
    background-color: #343a40;
    border-radius: 6px;
    font-size: 0.875rem;
}

/* Alertas personalizadas */
.alert {
    border-radius: 8px;
    border: none;
    font-weight: 500;
}

/* Efectos de hover en campos */
.form-control:hover:not(:focus):not(:disabled) {
    border-color: #80bdff;
}

.form-select:hover:not(:focus):not(:disabled) {
    border-color: #80bdff;
}

/* Separadores visuales */
hr {
    border-color: #dee2e6;
    opacity: 0.5;
}

/* Texto de ayuda mejorado */
.text-muted {
    font-size: 0.875rem;
    font-style: italic;
}

/* Campos requeridos */
.form-label:after {
    content: "";
}

.form-label:has(+ input[required]):after,
.form-label:has(+ select[required]):after {
    content: " *";
    color: #dc3545;
    font-weight: bold;
}