:root{--brand-50: #eff6ff;--brand-100: #dbeafe;--brand-200: #bfdbfe;--brand-400: #60a5fa;--brand-500: #3b82f6;--brand-600: #2563eb;--brand-700: #1d4ed8;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--success: #10b981;--success-bg: #d1fae5;--warning: #f59e0b;--warning-bg: #fef3c7;--danger: #ef4444;--danger-bg: #fee2e2;--info: #06b6d4;--info-bg: #cffafe;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .04);--shadow: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);--shadow-lg: 0 10px 30px rgba(15, 23, 42, .08)}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{background:var(--gray-50);color:var(--gray-900);font-family:Pretendard,-apple-system,Apple SD Gothic Neo,Malgun Gothic,Segoe 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