/**
 * SYSTEMPOS GESTION Y ERP
 * Estilos Principales - Redesign Blue/White/Gray
 */

/* ========================================
   VARIABLES CSS
   ======================================== */
:root {
    /* Colores Principales - Azul Profesional */
    --primary-color: #0056b3;
    /* Azul sólido */
    --primary-dark: #004494;
    --primary-light: #3378c6;

    --secondary-color: #6c757d;
    /* Gris secundario */
    --secondary-dark: #5a6268;
    --secondary-light: #868e96;

    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;

    /* Colores de Fondo - Claros */
    --bg-primary: #f8f9fa;
    /* Gris muy claro de fondo */
    --bg-secondary: #ffffff;
    /* Blanco para navbar/cards */
    --bg-tertiary: #e9ecef;
    /* Gris claro para inputs/headers */
    --bg-card: #ffffff;
    --bg-hover: #f1f3f5;

    /* Colores de Texto */
    --text-primary: #212529;
    /* Gris oscuro casi negro */
    --text-secondary: #495057;
    /* Gris medio */
    --text-muted: #6c757d;
    /* Gris claro */
    --text-light: #ffffff;

    /* Bordes */
    --border-color: #dee2e6;
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;

    /* Sombras - Suaves */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

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

    /* Tipografía */
    --font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;

    /* Transiciones */
    --transition: all 0.2s ease-in-out;
}

/* ========================================
   RESET Y BASE
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

ul {
    list-style: none;
}

/* ========================================
   LAYOUT: NAVBAR SUPERIOR
   ======================================== */
.main-header {
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    height: 50px;
    /* Reduced from 70px */
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    gap: 4px;
    /* Reduced from spacing-md */
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    /* Reduced padding */
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background-color: var(--bg-hover);
}

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    /* Align right for cleaner look on right-side items */
    background: var(--bg-secondary);
    min-width: 200px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    padding: var(--spacing-xs) 0;
    padding-top: calc(var(--spacing-xs) + 8px);
    margin-top: 0;
}

/* Pseudo-elemento para crear área de hover entre nav-link y dropdown */
.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    right: 0;
    height: 10px;
    background: transparent;
}

.nav-item:hover .dropdown-menu {
    display: block !important;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    z-index: 1001;
}

.dropdown-item {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.dropdown-item:hover {
    background-color: var(--bg-hover);
    color: var(--primary-color);
}

/* ========================================
   LAYOUT: CONTENIDO CENTRALIZADO
   ======================================== */
.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
    min-height: calc(100vh - 70px - 60px);
    /* viewport - header - footer */
}

/* ========================================
   GRID Y UTILITIES
   ======================================== */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px;
}

.col-lg-6 {
    position: relative;
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
}

@media (min-width: 992px) {
    .col-lg-6 {
        flex: 0 0 50%;
        max-width: 50%;
    }
}

.d-flex {
    display: flex !important;
}

.flex-column {
    flex-direction: column !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

.justify-content-center {
    justify-content: center !important;
}

.align-items-center {
    align-items: center !important;
}

.text-center {
    text-align: center !important;
}

.mb-0 {
    margin-bottom: 0 !important;
}

.mb-4 {
    margin-bottom: 1.5rem !important;
}

.h-100 {
    height: 100% !important;
}

.gap-2 {
    gap: 0.5rem !important;
}


/* ========================================
   COMPONENTES
   ======================================== */
/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

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

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--bg-primary);
    /* Use light bg for icon container */
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    transition: var(--transition);
}

.stat-card:hover .stat-icon {
    background-color: var(--primary-color);
    color: white;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

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

.table th {
    background-color: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.8rem;
}

.table tr:hover {
    background-color: var(--bg-hover);
}

/* Badges */
.badge {
    padding: 0.35em 0.65em;
    font-size: 0.75em;
    font-weight: 700;
    border-radius: var(--border-radius-sm);
    color: white;
    display: inline-block;
}

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

.badge-warning {
    background-color: var(--warning-color);
    color: #212529;
}

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

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    border: 1px solid transparent;
    font-size: var(--font-size-base);
    transition: var(--transition);
}

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

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

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

/* Alerts */
.alert {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.alert-success {
    color: #0f5132;
    background-color: #d1e7dd;
    border-color: #badbcc;
}

.alert-error {
    color: #842029;
    background-color: #f8d7da;
    border-color: #f5c2c7;
}

/* Footer */
.main-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: auto;
}

/* Login Specific */
.login-body {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--bg-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-card {
    background: white;
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

outline: none;
box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.1);
}

.form-control {
    width: 100%;
    padding: 0.6rem 0.75rem;
    /* Adjusted vertical padding */
    height: auto !important;
    /* Allow height to adjust to content */
    min-height: 45px;
    /* Ensure minimum click area */
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-tertiary);
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-primary);
}

.form-label {
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
    display: block;
    margin-bottom: 0.5rem;
}

/* Animations */
.fade-in {
    animation: fadeIn 0.5s ease-out;
}

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

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

@media (max-width: 768px) {
    .navbar-container {
        padding: 0 var(--spacing-sm);
    }

    .nav-link span {
        display: none;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
}