:root{--primary: #2563eb;--primary-light: #3b82f6;--primary-dark: #1d4ed8;--primary-50: #eff6ff;--primary-100: #dbeafe;--accent: #7c3aed;--accent-light: #a78bfa;--bg: #f1f5f9;--bg-card: #ffffff;--bg-sidebar: #0f172a;--bg-sidebar-hover: #1e293b;--bg-sidebar-active: #1e40af;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--text-sidebar: #cbd5e1;--text-sidebar-active: #ffffff;--border: #e2e8f0;--border-focus: #3b82f6;--success: #10b981;--success-bg: #ecfdf5;--warning: #f59e0b;--warning-bg: #fffbeb;--danger: #ef4444;--danger-bg: #fef2f2;--info: #3b82f6;--info-bg: #eff6ff;--sidebar-width: 260px;--header-height: 64px;--radius: 10px;--radius-sm: 6px;--radius-lg: 16px;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.08), 0 2px 4px -2px rgba(0,0,0,.06);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.06);--transition: all .2s 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