:root {
    /* Colors - Corporate Premium Dark */
    --bg-deep: #0a0a0f;
    --bg-surface: #161923;
    --bg-glass: rgba(255, 255, 255, 0.03);
    
    --primary: #3b82f6;
    --primary-hover: #60a5fa;
    --primary-glow: 0 0 20px rgba(59, 130, 246, 0.35);
    
    --border-glass: rgba(255, 255, 255, 0.06);
    --border-strong: rgba(255, 255, 255, 0.1);
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --danger-border: rgba(239, 68, 68, 0.2);
    
    /* Typography */
    --font-family-body: 'Inter', sans-serif;
    
    /* Effects & Glassmorphism */
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --backdrop-blur: blur(20px);
    
    /* Transitions */
    --transition-smooth: all 250ms cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Spacing & Layout */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    --sidebar-width: 280px;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Z-Index */
    --z-background: 0;
    --z-normal: 10;
    --z-fixed: 100;
    --z-modal: 1000;
}