/* 
 * Estilos principales del plugin Calculadora NIF/CIF/NIE
 * Version: 1.0
 */

/* Variables CSS para tema personalizado */
:root {
    --calc-primary-color: #023869;
    --calc-primary-color-rgb: 2, 56, 105;
    --calc-secondary-color: #f8f9fa;
    --calc-background-color: #ffffff;
    --calc-text-color: #212529;
    --calc-border-color: #dee2e6;
    --calc-card-bg: #ffffff;
    --calc-input-bg: #ffffff;
    --calc-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --calc-shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
    --calc-border-radius: 7px;
    --calc-transition: all 0.3s ease;
}

/* Contenedor principal */
.calc-nifcifnie-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: var(--calc-background-color);
    color: var(--calc-text-color);
    border-radius: var(--calc-border-radius);
    box-shadow: var(--calc-shadow);
    transition: var(--calc-transition);
    font-family: inherit;
    position: relative;
}

/* Header */
.calc-header {
    border-bottom: 2px solid var(--calc-primary-color);
    padding-bottom: 15px;
    text-align: center;
}

.calc-title {
    color: var(--calc-primary-color);
    font-weight: 600;
    margin: 0;
    font-size: 1.5rem;
}

/* Selector de operación */
.operation-selector {
    background: linear-gradient(135deg, rgba(var(--calc-primary-color-rgb), 0.1), rgba(var(--calc-primary-color-rgb), 0.05));
    padding: 20px;
    border-radius: var(--calc-border-radius);
    border: 1px solid var(--calc-border-color);
}

/* Formularios */
.calc-form {
    animation: fadeInUp 0.4s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tarjetas */
.calc-nifcifnie-wrapper .card {
    background-color: var(--calc-card-bg);
    border: 1px solid var(--calc-border-color);
    border-radius: var(--calc-border-radius);
    box-shadow: var(--calc-shadow);
    transition: var(--calc-transition);
    margin-bottom: 20px;
}

.calc-nifcifnie-wrapper .card:hover {
    box-shadow: var(--calc-shadow-hover);
    transform: translateY(-2px);
}

.calc-nifcifnie-wrapper .card-header {
    background: linear-gradient(135deg, var(--calc-primary-color), rgba(var(--calc-primary-color-rgb), 0.8));
    color: white !important;
    border-bottom: none;
    border-radius: var(--calc-border-radius) var(--calc-border-radius) 0 0 !important;
    padding: 15px 20px;
}

.calc-nifcifnie-wrapper .card-title {
    font-weight: 600;
    color: white !important;
    margin: 0;
}

.calc-nifcifnie-wrapper .card-body {
    padding: 25px;
}

/* Controles de formulario */
.calc-nifcifnie-wrapper .form-control,
.calc-nifcifnie-wrapper .form-select {
    background-color: var(--calc-input-bg);
    border: 2px solid var(--calc-border-color);
    color: var(--calc-text-color);
    border-radius: var(--calc-border-radius);
    padding: 12px 15px;
    transition: var(--calc-transition);
    font-size: 0.95rem;
}

.calc-nifcifnie-wrapper .form-control:focus,
.calc-nifcifnie-wrapper .form-select:focus {
    border-color: var(--calc-primary-color);
    box-shadow: 0 0 0 0.2rem rgba(var(--calc-primary-color-rgb), 0.25);
    background-color: var(--calc-input-bg);
    color: var(--calc-text-color);
}

.calc-nifcifnie-wrapper .form-label {
    color: var(--calc-text-color);
    font-weight: 500;
    margin-bottom: 8px;
}

.calc-nifcifnie-wrapper .form-text {
    color: rgba(var(--calc-primary-color-rgb), 0.8);
    font-size: 0.875rem;
}

/* Botones */
.calc-btn {
    background: linear-gradient(135deg, var(--calc-primary-color), rgba(var(--calc-primary-color-rgb), 0.8));
    border: none;
    color: white;
    padding: 12px 25px;
    border-radius: var(--calc-border-radius);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--calc-transition);
    box-shadow: 0 2px 8px rgba(var(--calc-primary-color-rgb), 0.3);
    position: relative;
    overflow: hidden;
}

.calc-btn:hover {
    background: linear-gradient(135deg, rgba(var(--calc-primary-color-rgb), 0.9), var(--calc-primary-color));
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(var(--calc-primary-color-rgb), 0.4);
    color: white;
}

.calc-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transition: width 0.3s, height 0.3s, top 0.3s, left 0.3s;
    transform: translate(-50%, -50%);
}

.calc-btn:active::before {
    width: 300px;
    height: 300px;
}

/* Botones variantes */
.calc-nifcifnie-wrapper .btn-success {
    background: linear-gradient(135deg, #28a745, #20c997);
}

.calc-nifcifnie-wrapper .btn-success:hover {
    background: linear-gradient(135deg, #20c997, #28a745);
}

.calc-nifcifnie-wrapper .btn-warning {
    background: linear-gradient(135deg, #ffc107, #fd7e14);
}

.calc-nifcifnie-wrapper .btn-warning:hover {
    background: linear-gradient(135deg, #fd7e14, #ffc107);
}

/* Botones en header del historial */
.calc-nifcifnie-wrapper .btn-outline-light {
    color: white;
    border-color: rgba(255, 255, 255, 0.5);
    border-radius: var(--calc-border-radius);
}

.calc-nifcifnie-wrapper .btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: white;
    color: white;
    transform: translateY(-1px);
}

/* Contenedores de resultados */
.result-container {
    margin-top: 20px;
    padding: 20px;
    border-radius: var(--calc-border-radius);
    background: linear-gradient(135deg, rgba(var(--calc-primary-color-rgb), 0.05), rgba(var(--calc-primary-color-rgb), 0.02));
    border: 1px solid rgba(var(--calc-primary-color-rgb), 0.2);
    min-height: 60px;
    transition: var(--calc-transition);
}

/* Alertas de resultado */
.calc-nifcifnie-wrapper .alert {
    border-radius: var(--calc-border-radius);
    border: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.calc-nifcifnie-wrapper .alert-success {
    background: linear-gradient(135deg, rgba(40, 167, 69, 0.1), rgba(40, 167, 69, 0.05));
    border-left: 4px solid #28a745;
    color: #155724;
}

.calc-nifcifnie-wrapper .alert-danger {
    background: linear-gradient(135deg, rgba(220, 53, 69, 0.1), rgba(220, 53, 69, 0.05));
    border-left: 4px solid #dc3545;
    color: #721c24;
}

.calc-nifcifnie-wrapper .alert-info {
    background: linear-gradient(135deg, rgba(23, 162, 184, 0.1), rgba(23, 162, 184, 0.05));
    border-left: 4px solid #17a2b8;
    color: #0c5460;
}

.calc-nifcifnie-wrapper .alert-warning {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1), rgba(255, 193, 7, 0.05));
    border-left: 4px solid #ffc107;
    color: #856404;
}

/* Valores de resultado */
.result-value {
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Badges para documentos */
.doc-badge {
    font-family: 'Courier New', monospace;
    font-weight: 600;
    color: var(--calc-primary-color);
    background: rgba(var(--calc-primary-color-rgb), 0.1);
    padding: 4px 12px;
    border-radius: var(--calc-border-radius);
    font-size: 1rem;
    display: inline-block;
}

/* Documentos generados */
.generated-docs {
    max-height: 300px;
    overflow-y: auto;
    padding: 10px;
    background: rgba(var(--calc-primary-color-rgb), 0.02);
    border-radius: var(--calc-border-radius);
    border: 1px solid rgba(var(--calc-primary-color-rgb), 0.1);
}

.generated-doc-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
    padding: 8px 12px;
    background: rgba(var(--calc-primary-color-rgb), 0.05);
    border-radius: var(--calc-border-radius);
    transition: var(--calc-transition);
}

.generated-doc-item:hover {
    background: rgba(var(--calc-primary-color-rgb), 0.1);
    transform: translateX(5px);
}

/* Historial */
.history-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.history-table-container {
    max-height: 400px;
    overflow-y: auto;
}

.calc-nifcifnie-wrapper .table {
    margin-bottom: 0;
}

.calc-nifcifnie-wrapper .table thead th {
    background-color: rgba(var(--calc-primary-color-rgb), 0.1);
    color: var(--calc-primary-color);
    border-bottom: 2px solid var(--calc-primary-color);
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 10;
}

.calc-nifcifnie-wrapper .table tbody tr {
    transition: var(--calc-transition);
}

.calc-nifcifnie-wrapper .table tbody tr:hover {
    background-color: rgba(var(--calc-primary-color-rgb), 0.05);
    transform: translateX(2px);
}

.history-document {
    font-weight: 600;
    color: var(--calc-primary-color);
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
}

.history-type-badge {
    display: inline-block;
    padding: 2px 8px;
    background: linear-gradient(135deg, var(--calc-primary-color), rgba(var(--calc-primary-color-rgb), 0.8));
    color: white;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.history-date {
    font-size: 0.85rem;
    color: rgba(var(--calc-primary-color-rgb), 0.7);
}

/* Loading overlay */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    border-radius: var(--calc-border-radius);
}

/* Spinner personalizado */
.calc-nifcifnie-wrapper .spinner-border {
    width: 3rem;
    height: 3rem;
    border-width: 0.3em;
    color: var(--calc-primary-color);
}

/* Estados de validación */
.calc-nifcifnie-wrapper .is-valid {
    border-color: #28a745 !important;
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25) !important;
}

.calc-nifcifnie-wrapper .is-invalid {
    border-color: #dc3545 !important;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25) !important;
}

/* Notificaciones */
.notification-alert {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    min-width: 300px;
    box-shadow: var(--calc-shadow-hover);
    border-radius: var(--calc-border-radius);
}

/* Modal personalizado */
.calc-nifcifnie-wrapper .modal-content {
    background-color: var(--calc-card-bg);
    border: 1px solid var(--calc-border-color);
    border-radius: var(--calc-border-radius);
}

.calc-nifcifnie-wrapper .modal-header {
    background: linear-gradient(135deg, var(--calc-primary-color), rgba(var(--calc-primary-color-rgb), 0.8));
    color: white;
    border-bottom: none;
}

/* Scrollbar personalizado */
.history-table-container::-webkit-scrollbar,
.generated-docs::-webkit-scrollbar {
    width: 6px;
}

.history-table-container::-webkit-scrollbar-track,
.generated-docs::-webkit-scrollbar-track {
    background: var(--calc-secondary-color);
    border-radius: 3px;
}

.history-table-container::-webkit-scrollbar-thumb,
.generated-docs::-webkit-scrollbar-thumb {
    background: var(--calc-primary-color);
    border-radius: 3px;
}

.history-table-container::-webkit-scrollbar-thumb:hover,
.generated-docs::-webkit-scrollbar-thumb:hover {
    background: rgba(var(--calc-primary-color-rgb), 0.8);
}

/* Animación de carga */
@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.7;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.loading .card {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Responsivo */
@media (max-width: 768px) {
    .calc-nifcifnie-wrapper {
        padding: 15px;
        margin: 10px;
    }
    
    .calc-title {
        font-size: 1.25rem;
    }
    
    .calc-nifcifnie-wrapper .card-body {
        padding: 20px 15px;
    }
    
    .history-controls {
        flex-direction: column;
        gap: 10px;
        width: 100%;
    }
    
    .history-controls > * {
        width: 100%;
        justify-content: center;
    }
    
    .calc-btn {
        width: 100%;
        margin-bottom: 10px;
    }
}

@media (max-width: 576px) {
    .calc-nifcifnie-wrapper .table {
        font-size: 0.85rem;
    }
    
    .history-document {
        font-size: 0.8rem;
    }
    
    .calc-header {
        text-align: center;
    }
    
    .result-value {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Mejoras de accesibilidad */
.calc-btn:focus,
.calc-nifcifnie-wrapper .form-control:focus,
.calc-nifcifnie-wrapper .form-select:focus {
    outline: 2px solid var(--calc-primary-color);
    outline-offset: 2px;
}

/* Iconos */
.calc-nifcifnie-wrapper .fas,
.calc-nifcifnie-wrapper .fa {
    transition: var(--calc-transition);