/**
 * CSS Unificado Responsivo - Sistema de Aluguéis
 * Adapta la interfaz según el dispositivo detectado
 */

:root {
    /* Colores principales */
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    
    /* Variables responsivas (definidas por JavaScript) */
    --nav-height: 80px;
    --sidebar-width: 250px;
    --modal-max-width: 600px;
    --table-font-size: 1rem;
    --button-padding: 0.75rem 1.5rem;
    
    /* Espaciados */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Sombras */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    /* Transiciones */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Reset básico */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--light-color);
    transition: var(--transition-normal);
}

/* Contenedor principal adaptativo */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar adaptativo */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transition: var(--transition-normal);
    overflow-y: auto;
    position: relative;
    z-index: 1000;
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-nav {
    padding: var(--spacing-md) 0;
}

.nav-item {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-fast);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
}

.nav-item:hover,
.nav-item.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.nav-item i {
    margin-right: var(--spacing-sm);
    width: 1.2rem;
    text-align: center;
}

/* Área de contenido principal */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0; /* Permite que flexbox funcione correctamente */
}

.main-header {
    height: var(--nav-height);
    background: white;
    border-bottom: 1px solid #dee2e6;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 999;
}

.main-body {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
}

/* Navegación móvil inferior */
.bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    border-top: 1px solid #dee2e6;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.bottom-nav-items {
    display: flex;
    justify-content: space-around;
    align-items: center;
    max-width: 100%;
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-xs);
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 0.75rem;
    min-width: 60px;
    transition: var(--transition-fast);
}

.bottom-nav-item.active {
    color: var(--primary-color);
}

.bottom-nav-item i {
    font-size: 1.25rem;
    margin-bottom: 2px;
}

/* Tablas responsivas */
.table-responsive-custom {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table-custom {
    width: 100%;
    margin-bottom: 0;
    background-color: transparent;
    border-collapse: collapse;
    font-size: var(--table-font-size);
}

.table-custom th,
.table-custom td {
    padding: var(--spacing-sm) var(--spacing-md);
    vertical-align: top;
    border-top: 1px solid #dee2e6;
    white-space: nowrap;
}

.table-custom thead th {
    vertical-align: bottom;
    border-bottom: 2px solid #dee2e6;
    background-color: var(--dark-color);
    color: white;
    position: sticky;
    top: 0;
    z-index: 10;
}

/* Formularios adaptativos */
.form-control-responsive {
    display: block;
    width: 100%;
    padding: var(--button-padding);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

/* Botones adaptativos */
.btn-responsive {
    display: inline-block;
    font-weight: 400;
    color: #212529;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    background-color: transparent;
    border: 1px solid transparent;
    padding: var(--button-padding);
    font-size: 1rem;
    line-height: 1.5;
    border-radius: 0.375rem;
    transition: var(--transition-fast);
    text-decoration: none;
}

.btn-responsive:hover {
    text-decoration: none;
}

/* Modales adaptativos */
.modal-responsive .modal-dialog {
    max-width: var(--modal-max-width);
    margin: var(--spacing-lg) auto;
}

/* Cards adaptativos */
.card-responsive {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    word-wrap: break-word;
    background-color: #fff;
    background-clip: border-box;
    border: 1px solid rgba(0, 0, 0, 0.125);
    border-radius: 0.375rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
}

.card-header-responsive {
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: 0;
    background-color: rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
    border-top-left-radius: calc(0.375rem - 1px);
    border-top-right-radius: calc(0.375rem - 1px);
}

.card-body-responsive {
    flex: 1 1 auto;
    padding: var(--spacing-lg);
}

/* CONFIGURACIONES ESPECÍFICAS POR DISPOSITIVO */

/* Móvil */
.device-mobile {
    font-size: 14px;
}

.device-mobile .sidebar {
    position: fixed;
    top: 0;
    left: -100%;
    height: 100vh;
    width: 100%;
    z-index: 1050;
    transition: left var(--transition-normal);
}

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

.device-mobile .main-content {
    width: 100%;
    padding-bottom: 80px; /* Espacio para navegación inferior */
}

.device-mobile .main-header {
    padding: 0 var(--spacing-md);
}

.device-mobile .main-body {
    padding: var(--spacing-md);
}

.device-mobile .bottom-nav {
    display: block;
}

.device-mobile .table-custom {
    font-size: 0.8rem;
}

.device-mobile .table-custom th,
.device-mobile .table-custom td {
    padding: var(--spacing-xs) var(--spacing-sm);
}

/* Modo compacto para móvil */
.device-mobile.compact-mode .table-custom {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
}

.device-mobile.compact-mode .table-custom thead,
.device-mobile.compact-mode .table-custom tbody,
.device-mobile.compact-mode .table-custom th,
.device-mobile.compact-mode .table-custom td,
.device-mobile.compact-mode .table-custom tr {
    display: block;
}

.device-mobile.compact-mode .table-custom thead tr {
    position: absolute;
    top: -9999px;
    left: -9999px;
}

.device-mobile.compact-mode .table-custom tr {
    border: 1px solid #ccc;
    margin-bottom: var(--spacing-sm);
    border-radius: 0.375rem;
    padding: var(--spacing-sm);
}

.device-mobile.compact-mode .table-custom td {
    border: none;
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: 50%;
}

.device-mobile.compact-mode .table-custom td:before {
    content: attr(data-label) ": ";
    position: absolute;
    left: 6px;
    width: 45%;
    padding-right: 10px;
    white-space: nowrap;
    font-weight: bold;
}

/* Tablet */
.device-tablet .sidebar {
    width: 300px;
}

.device-desktop {
    overflow: hidden;
}

.device-tablet .main-header {
    height: 70px;
}

/* Desktop - configuración por defecto */
.device-desktop .sidebar {
    position: relative;
}

/* PWA específico */
.pwa-mode .main-header {
    padding-top: env(safe-area-inset-top);
}

.pwa-mode .bottom-nav {
    padding-bottom: env(safe-area-inset-bottom);
}

/* Touch específico */
.touch-enabled .btn-responsive {
    min-height: 44px; /* Tamaño mínimo recomendado para touch */
}

.touch-enabled .nav-item {
    min-height: 44px;
    display: flex;
    align-items: center;
}

/* Utilidades responsivas */
.d-mobile-none {
    display: block;
}

.d-tablet-none {
    display: block;
}

.d-desktop-none {
    display: block;
}

.device-mobile .d-mobile-none {
    display: none !important;
}

.device-tablet .d-tablet-none {
    display: none !important;
}

.device-desktop .d-desktop-none {
    display: none !important;
}

/* Overlay para móvil */
.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1040;
}

.device-mobile .mobile-overlay.show {
    display: block;
}

/* Animaciones optimizadas */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Modo oscuro DESHABILITADO - mantener siempre tema claro */
/* @media (prefers-color-scheme: dark) {
    :root {
        --light-color: #212529;
        --dark-color: #f8f9fa;
    }
    
    body {
        background-color: var(--light-color);
        color: var(--dark-color);
    }
    
    .card-responsive {
        background-color: #2d3748;
        color: var(--dark-color);
    }
} */