*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #2563EB;--primary-dark: #1D4ED8;--primary-light: #DBEAFE;--success: #16A34A;--success-light: #DCFCE7;--danger: #DC2626;--danger-light: #FEE2E2;--warning: #D97706;--warning-light: #FEF3C7;--info: #0891B2;--info-light: #CFFAFE;--bg: #F1F5F9;--surface: #FFFFFF;--surface2: #F8FAFC;--border: #E2E8F0;--border-dark: #CBD5E1;--text: #0F172A;--text-2: #475569;--text-3: #94A3B8;--sidebar-bg: #1E293B;--sidebar-text: #CBD5E1;--sidebar-active: #2563EB;--radius: 8px;--radius-lg: 12px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);--shadow-lg: 0 4px 12px rgba(0,0,0,.1)}body{font-family:Pretendard,Apple SD Gothic Neo,-apple-system,BlinkMacSystemFont,Segoe 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