/* =============================================
   PROASSETS - Template Main CSS
   VERSIÓN: 2.0.0 COMPLETAMENTE NUEVO
   Creación desde cero para evitar conflictos
   ============================================= */

/* =============================================
   1. RESET COMPLETO Y VARIABLES GLOBALES
   ============================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* PALETA DE COLORES PRINCIPAL */
    --color-primary: #28a745;
    --color-primary-light: rgba(40, 167, 69, 0.1);
    --color-primary-dark: #218838;
    --color-success: #28a745;
    --color-info: #17a2b8;
    --color-warning: #ffc107;
    --color-danger: #dc3545;
    
    /* ESCALA DE GRISES */
    --color-white: #ffffff;
    --color-gray-50: #fafafa;
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;
    
    /* COLORES DE TEXTO - TAMAÑOS AUMENTADOS */
    --color-text-dark: #2c3e50;
    --color-text-light: #6c757d;
    --color-text-muted: #adb5bd;
    
    /* TIPOGRAFÍA - TAMAÑOS AUMENTADOS (Coherente con login) */
    --font-family-primary: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-size-base: 1rem;          /* 16px - AUMENTADO */
    --font-size-sm: 0.9375rem;       /* 15px */
    --font-size-lg: 1.125rem;        /* 18px */
    --font-size-xl: 1.25rem;         /* 20px */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --line-height-base: 1.6;         /* Mejor legibilidad */
    
    /* BORDES Y RADIOS */
    --border-radius: 8px;
    --border-radius-sm: 6px;
    --border-radius-lg: 12px;
    --border-color: #e9ecef;
    
    /* SOMBRAS */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-primary: 0 4px 12px rgba(40, 167, 69, 0.15);
    
    /* LAYOUT */
    --sidebar-width: 280px;
    --sidebar-collapsed: 70px;
    --navbar-height: 70px;
    --footer-height: 60px;
    
    /* TRANSICIONES */
    --transition-speed: 0.3s;
    --transition-timing: cubic-bezier(0.4, 0, 0.2, 1);
}

/* =============================================
   2. ESTILOS BASE DEL BODY - FUENTE AUMENTADA
   ============================================= */
body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);          /* 16px - AUMENTADO */
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-base);      /* 1.6 - Mejor legibilidad */
    color: var(--color-text-dark);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
    overflow-x: hidden;
    letter-spacing: -0.01em;
}

/* =============================================
   3. LAYOUT PRINCIPAL
   ============================================= */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* =============================================
   4. SIDEBAR - ESTRUCTURA JERÁRQUICA
   ============================================= */

/* 4.1 Contenedor principal del sidebar */
.app-sidebar {
    width: var(--sidebar-width);
    background-color: var(--color-white);
    border-right: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 1030;
    overflow-y: auto;
    overflow-x: hidden;
    transition: width var(--transition-speed) var(--transition-timing);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
}

.app-sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

/* 4.2 Logo del sidebar */
.sidebar-brand {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    min-height: var(--navbar-height);
    background-color: var(--color-white);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-brand-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    width: 100%;
    justify-content: center;
}

.sidebar-brand-img {
    height: 40px;
    width: auto;
    object-fit: contain;
    transition: all var(--transition-speed);
    opacity: 0.9;
}

.sidebar-brand-link:hover .sidebar-brand-img {
    opacity: 1;
    transform: scale(1.05);
}

/* 4.3 Contenido del sidebar */
.sidebar-content {
    flex: 1;
    padding: 1rem 0.75rem;
    overflow-y: auto;
}

/* 4.4 Panel de usuario - FUENTE AUMENTADA */
.user-panel {
    padding: 1.125rem 0.875rem;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.user-panel-content {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.user-image {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-primary-light);
    flex-shrink: 0;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    display: block;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-dark);
    font-size: 1rem;                  /* 16px - AUMENTADO */
    line-height: 1.3;
    margin-bottom: 0.375rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    display: inline-block;
    font-size: 0.875rem;              /* 14px - AUMENTADO */
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    background-color: var(--color-primary-light);
    padding: 0.375rem 0.75rem;
    border-radius: 12px;
    line-height: 1;
}

/* 4.5 Navegación del sidebar */
.sidebar-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* 4.6 Elementos del menú principal - FUENTE AUMENTADA */
.nav-item {
    position: relative;
    margin-bottom: 0.25rem;
}

.nav-item > .nav-link {
    display: flex;
    align-items: center;
    padding: 0.875rem 1rem;
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: all var(--transition-speed);
    font-size: 1rem;                  /* 16px - AUMENTADO */
}

.nav-item > .nav-link:hover:not(.active) {
    background-color: var(--color-gray-100);
    color: var(--color-primary);
}

.nav-item > .nav-link.active {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    border-left: 3px solid var(--color-primary);
}

/* Iconos del menú principal */
.nav-item > .nav-link i:first-child {
    margin-right: 0.875rem;
    width: 20px;
    text-align: center;
    font-size: 1.125rem;              /* 18px */
    flex-shrink: 0;
}

.nav-item > .nav-link p {
    margin: 0;
    flex: 1;
    font-size: 1rem;                  /* 16px - AUMENTADO */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Flecha de submenús */
.nav-item > .nav-link .right {
    margin-left: auto;
    transition: transform var(--transition-speed);
    font-size: 0.9375rem;
    color: var(--color-gray-500);
}

.nav-item.menu-open > .nav-link .right {
    transform: rotate(-90deg);
}

/* =============================================
   5. SUBMENÚS - ALINEADOS A LA IZQUIERDA
   ============================================= */

/* 5.1 Contenedor de submenús */
.nav-treeview {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-speed) var(--transition-timing);
    text-align: left;                 /* Forzar alineación izquierda */
}

.nav-item.menu-open > .nav-treeview {
    max-height: 500px;
}

/* 5.2 Enlaces de submenús - ALINEACIÓN IZQUIERDA */
.nav-treeview > .nav-item {
    margin: 0.125rem 0;
}

.nav-treeview .nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem 0.75rem 3rem;
    color: var(--color-gray-600);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: all 0.2s ease;
    font-size: 0.9375rem;              /* 15px - AUMENTADO */
    margin: 0.125rem 0;
    text-align: left;                 /* Forzar alineación izquierda */
    width: 100%;
}

.nav-treeview .nav-link:hover:not(.active) {
    background-color: var(--color-gray-50);
    color: var(--color-gray-800);
}

.nav-treeview .nav-link.active {
    background-color: rgba(40, 167, 69, 0.08);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    border-left: 2px solid var(--color-primary);
}

/* Iconos de submenús */
.nav-treeview .nav-link i {
    margin-right: 0.875rem;
    width: 16px;
    text-align: center;
    font-size: 0.9375rem;
    flex-shrink: 0;
}

.nav-treeview .nav-link p {
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* =============================================
   6. CONTENIDO PRINCIPAL
   ============================================= */
.app-main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-speed) var(--transition-timing);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-main-wrapper.sidebar-collapsed {
    margin-left: var(--sidebar-collapsed);
}

/* =============================================
   7. NAVBAR - ESTILO SOBRIO
   ============================================= */
.app-navbar {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--border-color);
    height: var(--navbar-height);
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1020;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.navbar-left,
.navbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Botón toggle sidebar */
.sidebar-toggle {
    background: none;
    border: none;
    color: var(--color-gray-600);
    font-size: 1.25rem;
    padding: 0.5rem;
    cursor: pointer;
    transition: all var(--transition-speed);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
    width: 40px;
    height: 40px;
}

.sidebar-toggle:hover {
    background-color: var(--color-gray-100);
    color: var(--color-primary);
}

/* Logotipos */
.brand-image {
    height: 36px;
    width: auto;
    object-fit: contain;
    opacity: 0.85;
    transition: opacity var(--transition-speed);
}

.brand-image:hover {
    opacity: 1;
}

/* Enlaces del navbar */
.nav-link {
    color: var(--color-gray-600);
    padding: 0.5rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: all var(--transition-speed);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.25rem;
    border-radius: var(--border-radius);
}

.nav-link:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.nav-link.text-danger {
    color: var(--color-danger);
}

.nav-link.text-danger:hover {
    color: var(--color-danger);
    background-color: rgba(220, 53, 69, 0.1);
}

/* =============================================
   8. CONTENIDO DE LA APLICACIÓN
   ============================================= */
.app-content {
    flex: 1;
    background-color: transparent;
    min-height: calc(100vh - var(--navbar-height) - var(--footer-height));
    font-size: var(--font-size-base);          /* 16px - AUMENTADO */
}

.fade-in {
    animation: fadeIn 0.5s var(--transition-timing);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =============================================
   9. FOOTER - FUENTE AUMENTADA
   ============================================= */
.app-footer {
    background-color: var(--color-white);
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-speed) var(--transition-timing);
    height: var(--footer-height);
    display: flex;
    align-items: center;
    color: var(--color-text-light);
    font-size: 1rem;                          /* 16px - AUMENTADO */
    flex-shrink: 0;
}

.app-footer.sidebar-collapsed {
    margin-left: var(--sidebar-collapsed);
}

/* =============================================
   10. COMPONENTES COMUNES - FUENTE AUMENTADA
   ============================================= */

/* Cards */
.card {
    background-color: var(--color-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-speed);
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.card-header {
    background-color: var(--color-gray-100);
    border-bottom: 1px solid var(--border-color);
    padding: 1.125rem 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-dark);
    font-size: 1.125rem;                      /* 18px */
}

.card-body {
    padding: 1.25rem;
    font-size: var(--font-size-base);          /* 16px */
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.5rem;
    font-weight: var(--font-weight-medium);
    border-radius: var(--border-radius-sm);
    border: 1px solid transparent;
    transition: all var(--transition-speed);
    cursor: pointer;
    font-size: 1rem;                          /* 16px - AUMENTADO */
    line-height: 1.5;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-primary);
}

/* Formularios */
.form-control,
.form-select {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 0.75rem 1rem;
    font-size: 1rem;                          /* 16px - AUMENTADO */
    transition: all var(--transition-speed);
    width: 100%;
    font-family: var(--font-family-primary);
}

.form-control:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.15);
}

/* Tablas */
.table {
    width: 100%;
    color: var(--color-text-dark);
    border-collapse: collapse;
    font-size: 1rem;                          /* 16px */
}

.table th {
    font-weight: var(--font-weight-semibold);
    background-color: var(--color-gray-100);
    padding: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.table td {
    padding: 0.875rem;
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover {
    background-color: var(--color-gray-50);
}

/* =============================================
   11. UTILIDADES Y ACCESIBILIDAD
   ============================================= */

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-gray-100);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

/* Overlay móvil */
.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1019;
    backdrop-filter: blur(2px);
}

.mobile-overlay.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Estados de carga */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-white);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.8s linear infinite;
    top: 50%;
    left: 50%;
    margin-top: -10px;
    margin-left: -10px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Focus visible para accesibilidad */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .fade-in {
        animation: none !important;
    }
}