/* ===== DASHBOARD CSS MEJORADO - ALTO CONTRASTE ===== */
/* Solo aplica a elementos dentro de .dashboard-container */

/* ===== PROTECCIÓN ESPECÍFICA PARA BOTÓN DE REGISTRARSE ===== */
/* Selectores muy específicos para sobrescribir cualquier conflicto */
header.header .navbar-nav .nav-item .nav-link.btn.btn-primary.text-white,
.header .navbar-nav .nav-item .nav-link.btn.btn-primary.text-white,
.navbar .nav-item .nav-link.btn.btn-primary.text-white,
a.nav-link.btn.btn-primary.text-white {
    background: linear-gradient(135deg, #0D253F, #00A896) !important;
    color: #ffffff !important;
    border: 2px solid #0D253F !important;
    padding: 0.5rem 1.25rem !important;
    border-radius: 25px !important;
    font-weight: 600 !important;
    transition: all 0.3s ease !important;
    text-decoration: none !important;
    display: inline-block !important;
    margin-left: 0.5rem !important;
}

header.header .navbar-nav .nav-item .nav-link.btn.btn-primary.text-white:hover,
.header .navbar-nav .nav-item .nav-link.btn.btn-primary.text-white:hover,
.navbar .nav-item .nav-link.btn.btn-primary.text-white:hover,
a.nav-link.btn.btn-primary.text-white:hover {
    background: #0D253F !important;
    color: #ffffff !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 15px rgba(13, 37, 63, 0.3) !important;
}

/* Proteger texto dentro del botón de registrarse */
header.header .navbar-nav .nav-item .nav-link.btn.btn-primary.text-white span,
.header .navbar-nav .nav-item .nav-link.btn.btn-primary.text-white span,
.navbar .nav-item .nav-link.btn.btn-primary.text-white span,
a.nav-link.btn.btn-primary.text-white span {
    color: #ffffff !important;
}

/* Proteger otros botones del header */
.header .navbar .btn-primary:not(.nav-link) {
    background: linear-gradient(135deg, #0D253F, #00A896) !important;
    color: #ffffff !important;
    border: 2px solid #0D253F !important;
}

/* Proteger enlaces de navegación normales del header */
.header .navbar .nav-link:not(.btn) {
    color: #212529 !important;
    font-weight: 500 !important;
}

.header .navbar .nav-link:not(.btn):hover {
    color: #0D253F !important;
}

/* Proteger texto del brand en header */
.header .navbar .navbar-brand .text-primary {
    color: #0D253F !important;
}

.header .navbar .navbar-brand .text-muted {
    color: #6c757d !important;
}

/* ===== VARIABLES DE COLOR MEJORADAS ===== */
:root {
    /* Colores principales con alto contraste */
    --primary-blue: #1e3a8a;        /* Azul principal oscuro */
    --primary-blue-light: #3b82f6;  /* Azul principal claro */
    --secondary-blue: #1e40af;      /* Azul secundario */
    --accent-blue: #2563eb;         /* Azul de acento */
    --light-blue: #dbeafe;          /* Azul muy claro para fondos */
    --sky-blue: #0284c7;            /* Azul cielo */
    
    /* Colores de estado con buen contraste */
    --success-color: #059669;       /* Verde oscuro */
    --success-light: #d1fae5;      /* Verde claro para fondos */
    --warning-color: #d97706;       /* Naranja oscuro */
    --warning-light: #fef3c7;      /* Amarillo claro para fondos */
    --danger-color: #dc2626;        /* Rojo oscuro */
    --danger-light: #fee2e2;       /* Rojo claro para fondos */
    --info-color: #0891b2;          /* Cian oscuro */
    --info-light: #cffafe;         /* Cian claro para fondos */
    
    /* Grises de alto contraste */
    --gray-900: #111827;            /* Negro suave */
    --gray-800: #1f2937;            /* Gris muy oscuro */
    --gray-700: #374151;            /* Gris oscuro */
    --gray-600: #4b5563;            /* Gris medio-oscuro */
    --gray-500: #6b7280;            /* Gris medio */
    --gray-400: #9ca3af;            /* Gris medio-claro */
    --gray-300: #d1d5db;            /* Gris claro */
    --gray-200: #e5e7eb;            /* Gris muy claro */
    --gray-100: #f3f4f6;            /* Gris casi blanco */
    --gray-50: #f9fafb;             /* Blanco grisáceo */
    
    /* Fondo y texto para dashboard únicamente */
    --dashboard-bg-primary: #ffffff;          /* Fondo blanco puro */
    --dashboard-bg-secondary: var(--gray-50); /* Fondo gris muy claro */
    --dashboard-bg-dark: var(--gray-900);     /* Fondo oscuro */
    --dashboard-text-primary: var(--gray-900); /* Texto negro */
    --dashboard-text-secondary: var(--gray-700); /* Texto gris oscuro */
    --dashboard-text-muted: var(--gray-600);  /* Texto atenuado pero legible */
    --dashboard-text-light: #ffffff;          /* Texto blanco */
    
    /* Bordes */
    --border-color: var(--gray-300);
    --border-light: var(--gray-200);
    --border-strong: var(--gray-400);
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Gradientes profesionales */
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    --gradient-success: linear-gradient(135deg, var(--success-color) 0%, #10b981 100%);
    --gradient-warning: linear-gradient(135deg, var(--warning-color) 0%, #f59e0b 100%);
    --gradient-danger: linear-gradient(135deg, var(--danger-color) 0%, #ef4444 100%);
    --gradient-info: linear-gradient(135deg, var(--info-color) 0%, var(--sky-blue) 100%);
    
    /* Transiciones */
    --transition-fast: all 0.15s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3rem;
    
    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
}

/* ===== SOLO ELEMENTOS DENTRO DE DASHBOARD ===== */
.dashboard-container {
    background-color: var(--dashboard-bg-secondary);
    color: var(--dashboard-text-primary);
    min-height: 100vh;
    padding-top: 2rem;
}

/* ===== CARDS CON ALTO CONTRASTE ===== */
.dashboard-container .card {
    background-color: var(--dashboard-bg-primary);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    overflow: hidden;
}

.dashboard-container .card:hover {
    border-color: var(--primary-blue-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.dashboard-container .card-header {
    background: var(--gradient-primary);
    color: var(--dashboard-text-light);
    border-bottom: 2px solid var(--primary-blue);
    padding: var(--spacing-lg);
    font-weight: 600;
}

.dashboard-container .card-header h1, 
.dashboard-container .card-header h2, 
.dashboard-container .card-header h3,
.dashboard-container .card-header h4, 
.dashboard-container .card-header h5, 
.dashboard-container .card-header h6 {
    color: var(--dashboard-text-light) !important;
    margin: 0;
    font-weight: 700;
}

.dashboard-container .card-body {
    padding: var(--spacing-xl);
    background-color: var(--dashboard-bg-primary);
}

.dashboard-container .card-body h1, 
.dashboard-container .card-body h2, 
.dashboard-container .card-body h3,
.dashboard-container .card-body h4, 
.dashboard-container .card-body h5, 
.dashboard-container .card-body h6 {
    color: var(--dashboard-text-primary) !important;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.dashboard-container .card-body p, 
.dashboard-container .card-body span, 
.dashboard-container .card-body div, 
.dashboard-container .card-body td, 
.dashboard-container .card-body th {
    color: var(--dashboard-text-primary) !important;
    line-height: 1.6;
}

.dashboard-container .card-footer {
    background-color: var(--gray-50);
    border-top: 1px solid var(--border-light);
    padding: var(--spacing-lg);
}

/* ===== MÉTRICAS CON COLORES DIFERENCIADOS ===== */
.dashboard-container .metric-card {
    background: var(--dashboard-bg-primary);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition-normal);
    height: 100%;
    position: relative;
    box-shadow: var(--shadow-md);
}

.dashboard-container .metric-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.dashboard-container .metric-card.metric-primary {
    border-top: 4px solid var(--primary-blue);
    background: linear-gradient(to bottom, var(--light-blue) 0%, var(--dashboard-bg-primary) 20%);
}

.dashboard-container .metric-card.metric-success {
    border-top: 4px solid var(--success-color);
    background: linear-gradient(to bottom, var(--success-light) 0%, var(--dashboard-bg-primary) 20%);
}

.dashboard-container .metric-card.metric-warning {
    border-top: 4px solid var(--warning-color);
    background: linear-gradient(to bottom, var(--warning-light) 0%, var(--dashboard-bg-primary) 20%);
}

.dashboard-container .metric-card.metric-danger {
    border-top: 4px solid var(--danger-color);
    background: linear-gradient(to bottom, var(--danger-light) 0%, var(--dashboard-bg-primary) 20%);
}

.dashboard-container .metric-card.metric-info {
    border-top: 4px solid var(--info-color);
    background: linear-gradient(to bottom, var(--info-light) 0%, var(--dashboard-bg-primary) 20%);
}

.dashboard-container .metric-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dashboard-text-primary) !important;
    margin: var(--spacing-md) 0;
    line-height: 1;
}

.dashboard-container .metric-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dashboard-text-secondary) !important;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dashboard-container .metric-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.8rem;
    font-weight: bold;
}

.dashboard-container .metric-primary .metric-icon {
    background: var(--gradient-primary);
    color: var(--dashboard-text-light);
}

.dashboard-container .metric-success .metric-icon {
    background: var(--gradient-success);
    color: var(--dashboard-text-light);
}

.dashboard-container .metric-warning .metric-icon {
    background: var(--gradient-warning);
    color: var(--dashboard-text-light);
}

.dashboard-container .metric-danger .metric-icon {
    background: var(--gradient-danger);
    color: var(--dashboard-text-light);
}

.dashboard-container .metric-info .metric-icon {
    background: var(--gradient-info);
    color: var(--dashboard-text-light);
}

/* ===== BOTONES CON MEJOR CONTRASTE ===== */
.dashboard-container .btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-fast);
    border: 2px solid transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.dashboard-container .btn-primary {
    background: var(--gradient-primary);
    color: var(--dashboard-text-light);
    border-color: var(--primary-blue);
}

.dashboard-container .btn-primary:hover {
    background: var(--primary-blue);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
    color: var(--dashboard-text-light);
}

.dashboard-container .btn-secondary {
    background-color: var(--gray-200);
    color: var(--dashboard-text-primary);
    border-color: var(--gray-300);
}

.dashboard-container .btn-secondary:hover {
    background-color: var(--gray-300);
    color: var(--dashboard-text-primary);
    transform: translateY(-1px);
}

.dashboard-container .btn-success {
    background: var(--gradient-success);
    color: var(--dashboard-text-light);
    border-color: var(--success-color);
}

.dashboard-container .btn-success:hover {
    background: var(--success-color);
    color: var(--dashboard-text-light);
    transform: translateY(-1px);
}

.dashboard-container .btn-warning {
    background: var(--gradient-warning);
    color: var(--dashboard-text-light);
    border-color: var(--warning-color);
}

.dashboard-container .btn-warning:hover {
    background: var(--warning-color);
    color: var(--dashboard-text-light);
    transform: translateY(-1px);
}

.dashboard-container .btn-danger {
    background: var(--gradient-danger);
    color: var(--dashboard-text-light);
    border-color: var(--danger-color);
}

.dashboard-container .btn-danger:hover {
    background: var(--danger-color);
    color: var(--dashboard-text-light);
    transform: translateY(-1px);
}

.dashboard-container .btn-info {
    background: var(--gradient-info);
    color: var(--dashboard-text-light);
    border-color: var(--info-color);
}

.dashboard-container .btn-info:hover {
    background: var(--info-color);
    color: var(--dashboard-text-light);
    transform: translateY(-1px);
}

/* ===== FORMULARIOS CON MEJOR LEGIBILIDAD ===== */
.dashboard-container .form-control, 
.dashboard-container .form-select {
    background-color: var(--dashboard-bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--dashboard-text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.dashboard-container .form-control:focus, 
.dashboard-container .form-select:focus {
    border-color: var(--primary-blue-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    outline: none;
    background-color: var(--dashboard-bg-primary);
    color: var(--dashboard-text-primary);
}

.dashboard-container .form-label {
    color: var(--dashboard-text-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

/* ===== TABLAS CON ALTO CONTRASTE ===== */
.dashboard-container .table {
    background-color: var(--dashboard-bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.dashboard-container .table th {
    background: var(--gradient-primary);
    color: var(--dashboard-text-light);
    font-weight: 700;
    border: none;
    padding: var(--spacing-md);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.dashboard-container .table td {
    color: var(--dashboard-text-primary);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    vertical-align: middle;
}

.dashboard-container .table tbody tr:hover {
    background-color: var(--light-blue);
}

.dashboard-container .table tbody tr:nth-child(even) {
    background-color: var(--gray-50);
}

/* ===== BADGES Y ESTADOS ===== */
.dashboard-container .badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dashboard-container .badge.bg-primary { 
    background-color: var(--primary-blue) !important; 
    color: var(--dashboard-text-light) !important; 
}

.dashboard-container .badge.bg-success { 
    background-color: var(--success-color) !important; 
    color: var(--dashboard-text-light) !important; 
}

.dashboard-container .badge.bg-warning { 
    background-color: var(--warning-color) !important; 
    color: var(--dashboard-text-light) !important; 
}

.dashboard-container .badge.bg-danger { 
    background-color: var(--danger-color) !important; 
    color: var(--dashboard-text-light) !important; 
}

.dashboard-container .badge.bg-info { 
    background-color: var(--info-color) !important; 
    color: var(--dashboard-text-light) !important; 
}

.dashboard-container .badge.bg-secondary { 
    background-color: var(--gray-600) !important; 
    color: var(--dashboard-text-light) !important; 
}

/* ===== ALERTAS CON MEJOR CONTRASTE ===== */
.dashboard-container .alert {
    border: 2px solid;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
}

.dashboard-container .alert-success {
    background-color: var(--success-light);
    border-color: var(--success-color);
    color: var(--success-color);
}

.dashboard-container .alert-warning {
    background-color: var(--warning-light);
    border-color: var(--warning-color);
    color: var(--warning-color);
}

.dashboard-container .alert-danger {
    background-color: var(--danger-light);
    border-color: var(--danger-color);
    color: var(--danger-color);
}

.dashboard-container .alert-info {
    background-color: var(--info-light);
    border-color: var(--info-color);
    color: var(--info-color);
}

/* ===== NAVEGACIÓN Y MENÚS ===== */
.dashboard-container .navbar-nav .nav-link {
    color: var(--dashboard-text-primary) !important;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.dashboard-container .navbar-nav .nav-link:hover {
    background-color: var(--light-blue);
    color: var(--primary-blue) !important;
}

.dashboard-container .navbar-nav .nav-link.active {
    background: var(--gradient-primary);
    color: var(--dashboard-text-light) !important;
}

.dashboard-container .dropdown-menu {
    background-color: var(--dashboard-bg-primary);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm);
}

.dashboard-container .dropdown-item {
    color: var(--dashboard-text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.dashboard-container .dropdown-item:hover {
    background-color: var(--light-blue);
    color: var(--primary-blue);
}

/* ===== GRÁFICOS MEJORADOS ===== */
.dashboard-container .chart-container {
    background-color: var(--dashboard-bg-primary);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    height: 250px;
}

.dashboard-container .chart-container canvas {
    max-height: 220px !important;
    max-width: 100% !important;
    width: auto !important;
    height: auto !important;
}

/* Para gráficos más pequeños */
.dashboard-container .chart-container.chart-small {
    height: 200px;
}

.dashboard-container .chart-container.chart-small canvas {
    max-height: 170px !important;
}

/* Para gráficos de dona/pastel más pequeños */
.dashboard-container .chart-container.chart-doughnut {
    height: 280px;
    max-width: 350px;
    margin: 0 auto var(--spacing-lg);
}

.dashboard-container .chart-container.chart-doughnut canvas {
    max-height: 200px !important;
    max-width: 200px !important;
}

/* ===== UTILIDADES DE TEXTO PARA DASHBOARD ===== */
.dashboard-container .text-primary { color: var(--primary-blue) !important; }
.dashboard-container .text-secondary { color: var(--dashboard-text-secondary) !important; }
.dashboard-container .text-success { color: var(--success-color) !important; }
.dashboard-container .text-warning { color: var(--warning-color) !important; }
.dashboard-container .text-danger { color: var(--danger-color) !important; }
.dashboard-container .text-info { color: var(--info-color) !important; }
.dashboard-container .text-dark { color: var(--dashboard-text-primary) !important; }
.dashboard-container .text-muted { color: var(--dashboard-text-muted) !important; }
.dashboard-container .text-light { color: var(--dashboard-text-light) !important; }

/* ===== FORZAR CONTRASTE EN ELEMENTOS ESPECÍFICOS ===== */
.dashboard-container h1, 
.dashboard-container h2, 
.dashboard-container h3, 
.dashboard-container h4, 
.dashboard-container h5, 
.dashboard-container h6 {
    color: var(--dashboard-text-primary) !important;
    font-weight: 600;
}

.dashboard-container p, 
.dashboard-container span, 
.dashboard-container div, 
.dashboard-container td, 
.dashboard-container th, 
.dashboard-container li, 
.dashboard-container label {
    color: var(--dashboard-text-primary) !important;
}

.dashboard-container .text-muted {
    color: var(--dashboard-text-muted) !important;
}

/* ===== BACKGROUNDS ESPECÍFICOS PARA DASHBOARD ===== */
.dashboard-container .bg-white {
    background-color: var(--dashboard-bg-primary) !important;
}

.dashboard-container .bg-light {
    background-color: var(--dashboard-bg-secondary) !important;
}

.dashboard-container .bg-gradient-primary {
    background: var(--gradient-primary) !important;
    color: var(--dashboard-text-light) !important;
}

.dashboard-container .bg-gradient-primary * {
    color: var(--dashboard-text-light) !important;
}

/* ===== LISTAS DENTRO DE DASHBOARD ===== */
.dashboard-container .list-group-item {
    background-color: var(--dashboard-bg-primary);
    color: var(--dashboard-text-primary);
    border-color: var(--border-light);
}

.dashboard-container .list-group-item:hover {
    background-color: var(--gray-50);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .dashboard-container {
        padding-top: 1rem;
    }
    
    .dashboard-container .card-body {
        padding: var(--spacing-lg);
    }
    
    .dashboard-container .metric-number {
        font-size: 2rem;
    }
    
    .dashboard-container .chart-container canvas {
        max-height: 250px !important;
    }
}

@media (max-width: 576px) {
    .dashboard-container .metric-card {
        padding: var(--spacing-lg);
    }
    
    .dashboard-container .metric-number {
        font-size: 1.8rem;
    }
    
    .dashboard-container .chart-container canvas {
        max-height: 200px !important;
    }
}

/* ===== ANIMACIONES SUAVES ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.dashboard-container .fade-in {
    animation: fadeIn 0.3s ease forwards;
}

/* ===== ACCESIBILIDAD ===== */
@media (prefers-reduced-motion: reduce) {
    .dashboard-container * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}