/* ===================== */
/* CSS VARIABLES         */
/* ===================== */

:root {
    /* Colors - Gradients */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    
    /* Colors - Base */
    --dark-bg: #0f0f1e;
    --dark-secondary: #1a1a2e;
    --text-light: #e0e0ff;
    --text-muted: #a0a0c0;
    --glow: rgba(102, 126, 234, 0.4);
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    
    /* Transitions */
    --transition: all 0.4s cubic-bezier(0.23, 1, 0.320, 1);
    --transition-fast: all 0.2s ease;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.25);
    
    /* Z-index layers */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Dark mode adjustments */
@media (prefers-color-scheme: dark) {
    :root {
        --dark-bg: #0a0a12;
        --dark-secondary: #14141f;
    }
}