:root {
    /* Brand Colors - Premium Blue Theme */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-alpha: rgba(37, 99, 235, 0.1);
    
    /* Status Colors */
    --color-orange: #f59e0b;
    --color-red: #ef4444;
    --color-green: #10b981;
    
    /* Text Colors */
    --color-slate-900: #0f172a;
    --color-slate-600: #475569;
    --color-slate-500: #64748b;
    --color-white: #ffffff;
    
    /* Background Colors */
    --color-slate-50: #f8fafc;
    --color-slate-100: #f1f5f9;
    
    /* Border Colors */
    --color-slate-200: #e2e8f0;
    --color-slate-300: #cbd5e1;
    
    /* Shadow */
    --shadow-small: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-extra-large: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --radius-small: 0.375rem;
    --radius-medium: 0.5rem;
    --radius-large: 0.75rem;
    --radius-extra-large: 1rem;
    
    /* Spacing */
    --space-extra-small: 0.5rem;
    --space-small: 0.75rem;
    --space-medium: 1rem;
    --space-large: 1.5rem;
    --space-extra-large: 2rem;
    
    /* Typography */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Z-index */
    --z-index-dropdown: 1000;
    --z-index-modal: 1050;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
    --transition-slow: 0.3s ease;
}