:root {
    --primary-color: #ffa500;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --text-color: #333;
    --background-color: #ffffff;
    --border-color: #dee2e6;

    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Bordes y sombras */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 15px;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);

    /* Transiciones */
    --transition-speed: 0.3s;

    /* Tamaños de fuente */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.85rem;
    --font-size-md: 0.95rem;
    --font-size-lg: 1.1rem;
    --font-size-xl: 1.25rem;
    --font-size-xxl: 1.5rem;

    /* Breakpoints */
    --breakpoint-xs: 320px;
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;

    /* Z-index */
    --z-index-dropdown: 1000;
    --z-index-modal: 1050;
    --z-index-tooltip: 1070;
}

/* Estilos generales */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background-color: #ffffff;
    color: var(--text-color);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Contenedor principal */
.dashboard {
    display: flex;
    min-height: 100vh;
    position: relative;
}

.main-content {
    flex: 1;
    padding: var(--spacing-md);
    transition: margin-left var(--transition-speed) ease-in-out;
    width: 100%;
}

/* Barra superior */
.top-bar {
    background-color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.top-bar h1 {
    font-size: var(--font-size-xxl);
    color: var(--text-color);
    margin: 0;
}

.sidebar-toggle {
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    cursor: pointer;
    color: var(--text-color);
    padding: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: background-color var(--transition-speed);
}

.sidebar-toggle:hover {
    background-color: var(--light-color);
}

/* Cards */
.card {
    background: white;
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--box-shadow);
    animation: fadeIn 0.5s ease-out;
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.card-header h2 {
    font-size: var(--font-size-xl);
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: 0;
}

.card-header h2 i {
    color: var(--primary-color);
}

.card-body {
    padding: var(--spacing-lg);
}

/* Formularios */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 500;
    color: #444;
    font-size: var(--font-size-md);
}

.form-input,
.form-select,
.form-textarea {
    padding: var(--spacing-md) var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-md);
    transition: all var(--transition-speed) ease;
    width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 165, 0, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

/* Botones */
.btn {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-md);
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-speed) ease;
    border: none;
    text-align: center;
    justify-content: center;
    min-height: 44px;
    /* Mínimo para áreas táctiles */
    line-height: 1.2;
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    min-height: 36px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #e69500;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #5a6268;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #c82333;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #218838;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Filtros */
.filters-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: var(--light-color);
    border-radius: var(--border-radius-md);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filter-group label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: #555;
}

.filter-select,
.filter-input {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    width: 100%;
}

.filter-select:focus,
.filter-input:focus {
    border-color: var(--primary-color);
    outline: none;
}

.search-container {
    position: relative;
}

.search-icon {
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: #777;
    pointer-events: none;
}

/* Tabla de contactos */
.table-container {
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

/* Indicador de desplazamiento horizontal */
.table-container::after {
    content: "";
    position: absolute;
    bottom: 0;
    right: 0;
    width: 50px;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.8));
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.table-container.has-overflow::after {
    opacity: 1;
}

.contacts-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 650px;
    /* Asegura que la tabla no se comprima demasiado */
}

.contacts-table th,
.contacts-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.contacts-table th {
    background-color: var(--light-color);
    font-weight: 600;
    color: #555;
    position: sticky;
    top: 0;
    z-index: 10;
}

.contacts-table tbody tr {
    transition: background-color var(--transition-speed);
}

.contacts-table tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

/* Estilos para vista de tarjetas en móvil */
.card-view .contacts-table {
    display: block;
    min-width: auto;
}

.card-view .contacts-table thead {
    display: none;
}

.card-view .contacts-table tbody {
    display: block;
}

.card-view .contacts-table tr {
    display: block;
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    background-color: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.card-view .contacts-table td {
    display: flex;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
    text-align: right;
}

.card-view .contacts-table td:last-child {
    border-bottom: none;
}

.card-view .contacts-table td::before {
    content: attr(data-label);
    font-weight: 600;
    margin-right: auto;
    text-align: left;
}

/* Tipos de contacto */
.contact-type {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    white-space: nowrap;
}

.type-cliente {
    background-color: rgba(23, 162, 184, 0.1);
    color: var(--info-color);
}

.type-proveedor {
    background-color: rgba(255, 193, 7, 0.1);
    color: var(--warning-color);
}

.type-socio {
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

/* Estado de contacto */
.contact-status {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 5px;
}

.status-activo {
    background-color: var(--success-color);
}

.status-inactivo {
    background-color: var(--danger-color);
}

/* Botones de acción */
.action-buttons {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    justify-content: flex-end;
}

.action-btn {
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    background-color: transparent;
    border: none;
    cursor: pointer;
    font-size: var(--font-size-md);
    transition: all 0.2s ease;
    min-width: 36px;
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-btn:hover {
    transform: translateY(-2px);
    background-color: var(--light-color);
}

.edit-btn {
    color: var(--primary-color);
}

.delete-btn {
    color: var(--danger-color);
}

.comment-btn {
    color: var(--info-color);
}

.view-btn {
    color: var(--success-color);
}

/* Paginación */
.pagination-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.pagination-info {
    font-size: var(--font-size-sm);
    color: #666;
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

#currentPage {
    font-weight: 500;
    min-width: 24px;
    text-align: center;
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: var(--z-index-modal);
    justify-content: center;
    align-items: center;
    padding: var(--spacing-md);
}

.modal-content {
    background-color: white;
    border-radius: var(--border-radius-lg);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalFadeIn 0.3s ease-out;
    position: relative;
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background-color: white;
    z-index: 1;
}

.modal-header h2 {
    font-size: var(--font-size-lg);
    color: var(--text-color);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #777;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color var(--transition-speed);
}

.modal-close:hover {
    background-color: var(--light-color);
}

.modal-body {
    padding: var(--spacing-lg);
}

/* Comentarios */
.comments-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.comments-list {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
}

.comment-item {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
}

.comment-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.comment-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: #777;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.comment-text {
    font-size: var(--font-size-md);
    line-height: 1.5;
}

.new-comment h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-color);
}

/* Detalles del contacto */
.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-details-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.contact-details-name {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-color);
}

.contact-details-type {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.contact-details-section {
    margin-bottom: var(--spacing-lg);
}

.contact-details-section h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-color);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--border-color);
}

.contact-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.contact-detail-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.contact-detail-label {
    font-size: var(--font-size-sm);
    color: #777;
    font-weight: 500;
}

.contact-detail-value {
    font-size: var(--font-size-md);
    word-break: break-word;
}

.contact-detail-value a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-detail-value a:hover {
    text-decoration: underline;
}

.contact-notes {
    background-color: var(--light-color);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-md);
    line-height: 1.5;
}

/* Toggle para vista de tabla/tarjetas */
.view-toggle {
    display: none;
    margin-bottom: var(--spacing-md);
}

.view-toggle-btn {
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.view-toggle-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Exportar acciones */
.export-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Texto centrado */
.text-center {
    text-align: center;
}

/* Animaciones */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 1200px) {
    .form-row {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 992px) {
    :root {
        --spacing-lg: 1.25rem;
        --spacing-xl: 1.75rem;
    }

    .card-header {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .card-body {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .contact-details-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-xxl: 1.3rem;
        --font-size-xl: 1.15rem;
    }

    .main-content {
        padding: var(--spacing-sm);
    }

    .top-bar {
        padding: var(--spacing-md);
        flex-direction: column;
        align-items: flex-start;
    }

    .card-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .form-actions {
        flex-direction: column;
        width: 100%;
    }

    .form-actions .btn {
        width: 100%;
    }

    .filters-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .export-actions {
        width: 100%;
        justify-content: space-between;
    }

    .pagination-container {
        flex-direction: column;
        align-items: flex-start;
    }

    .pagination-controls {
        width: 100%;
        justify-content: space-between;
    }

    /* Mostrar toggle de vista */
    .view-toggle {
        display: flex;
        justify-content: center;
    }

    /* Ajustes para modales */
    .modal-content {
        width: 95%;
    }

    .contact-details-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .contact-details-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    :root {
        --spacing-md: 0.75rem;
        --spacing-lg: 1rem;
        --font-size-md: 0.9rem;
    }

    .top-bar h1 {
        font-size: 1.2rem;
    }

    .card {
        border-radius: var(--border-radius-md);
    }

    .action-buttons {
        justify-content: center;
    }

    .modal-header {
        padding: var(--spacing-md);
    }

    .modal-body {
        padding: var(--spacing-md);
    }

    .contact-details-section h3 {
        font-size: 1rem;
    }
}

/* Soporte para modo oscuro */
@media (prefers-color-scheme: dark) {
    :root {
        --text-color: #333;
        --background-color: #ffffff;
        --border-color: #dee2e6;
        --light-color: #f8f9fa;
    }

    body {
        background-color: #ffffff;
        color: var(--text-color);
    }

    .card,
    .top-bar,
    .modal-content,
    .modal-header {
        background-color: #ffffff;
    }

    .contacts-table th {
        background-color: var(--light-color);
        color: #555;
    }

    .contacts-table tbody tr:hover {
        background-color: rgba(0, 0, 0, 0.02);
    }

    .form-input,
    .form-select,
    .form-textarea,
    .filter-select,
    .filter-input {
        background-color: #ffffff;
        color: #333;
        border-color: var(--border-color);
    }

    .contact-notes {
        background-color: var(--light-color);
    }

    .card-view .contacts-table tr {
        background-color: #ffffff;
    }
}

/* Preferencia de movimiento reducido */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .btn:hover {
        transform: none !important;
    }

    .action-btn:hover {
        transform: none !important;
    }
}

/* Ajustes para dispositivos táctiles */
@media (hover: none) {
    .btn:hover {
        transform: none;
        box-shadow: none;
    }

    .action-btn {
        padding: var(--spacing-md);
    }
}

/* Ajustes para pantallas muy pequeñas */
@media (max-width: 320px) {
    :root {
        --spacing-md: 0.5rem;
        --spacing-lg: 0.75rem;
        --font-size-md: 0.85rem;
    }

    .card-header h2 {
        font-size: 1rem;
    }

    .btn {
        padding: 8px 12px;
        font-size: 0.85rem;
    }
}

/* Ajustes para orientación landscape en móviles */
@media (max-height: 500px) and (orientation: landscape) {
    .modal-content {
        max-height: 85vh;
    }

    .comments-list {
        max-height: 150px;
    }
}

/* Ajustes para pantallas muy grandes */
@media (min-width: 1400px) {
    :root {
        --font-size-md: 1rem;
        --font-size-lg: 1.2rem;
        --font-size-xl: 1.4rem;
        --font-size-xxl: 1.7rem;
    }

    .main-content {
        padding: var(--spacing-xl);
    }

    .card {
        border-radius: 20px;
    }
}

/* Ajustes para Safari en iOS */
@supports (-webkit-touch-callout: none) {

    .btn,
    .action-btn,
    .form-input,
    .form-select,
    .form-textarea {
        -webkit-appearance: none;
        appearance: none;
    }

    /* Evitar zoom en inputs en iOS */
    input,
    select,
    textarea {
        font-size: 16px;
    }

    /* Corregir problemas de posición fixed en iOS */
    .modal-overlay {
        position: fixed;
        height: 100%;
        -webkit-overflow-scrolling: touch;
    }
}

/* Ajustes para dispositivos de alta densidad de píxeles */
@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {
    .contact-status {
        box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.1);
    }
}

/* Clases de utilidad */
.hide {
    display: none !important;
}

.show {
    display: block !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}