/* ====================================================================
   LAYOUT CORE CSS
   CSS base compartido por todos los layouts
   ==================================================================== */

/* Este archivo debe cargarse DESPUÉS de Bootstrap y FontAwesome */

/* === VARIABLES GLOBALES === */
:root {
    /* Colores del sistema */
    --color-primary: #1565c0;
    --color-secondary: #f8f9fa;
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    --color-info: #17a2b8;
    
    /* Grises del sistema */
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    
    /* Espaciado */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Tipografía */
    --font-family-base: 'Roboto', sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --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);
    
    /* Bordes */
    --border-radius-sm: 0.25rem;
    --border-radius-base: 0.5rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1rem;
    
    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.3s ease;
}

/* === UTILIDADES GLOBALES === */
.container-max-width {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.container-centered {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* === OVERRIDES DE BOOTSTRAP === */
.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.text-primary {
    color: var(--color-primary) !important;
}

.bg-primary {
    background-color: var(--color-primary) !important;
}

/* === COMPONENTES COMUNES === */
.box-shadow {
    box-shadow: 2px 4px 20px -4px rgba(0, 0, 0, 0.1);
}

.loading-spinner {
    opacity: 0.6;
    pointer-events: none;
}

/* === RESPONSIVE UTILITIES === */
@media (max-width: 576px) {
    .container-max-width,
    .container-centered {
        padding: 0 var(--space-sm);
    }
}

@media (max-width: 768px) {
    :root {
        --space-md: 0.75rem;
        --space-lg: 1rem;
        --space-xl: 1.5rem;
    }
}