:root{--bg-primary: #F8FAFC;--bg-secondary: #FFFFFF;--bg-tertiary: #F1F5F9;--text-primary: #0F172A;--text-secondary: #475569;--text-muted: #94A3B8;--border: #E2E8F0;--border-focus: #6366F1;--accent: #6366F1;--accent-hover: #4F46E5;--accent-light: #EEF2FF;--danger: #EF4444;--danger-hover: #DC2626;--success: #22C55E;--success-light: #DCFCE7;--warning: #EAB308;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--shadow-sm: 0 1px 3px rgba(0,0,0,.05);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.08), 0 2px 4px -2px rgba(0,0,0,.05);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.04);--shadow-xl: 0 20px 25px -5px rgba(0,0,0,.1), 0 8px 10px -6px rgba(0,0,0,.05);--transition: .15s cubic-bezier(.4, 0, .2, 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