:root{--bg-primary:#f8fafc;--bg-surface:#ffffff;--bg-surface-2:#f1f5f9;--bg-surface-3:#e2e8f0;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--border-color:#e2e8f0;--border-hover:#cbd5e1;--primary:#3b82f6;--primary-hover:#2563eb;--primary-light:#eff6ff;--primary-ring:rgba(59,130,246,0.35);--success:#10b981;--success-light:#ecfdf5;--warning:#f59e0b;--danger:#ef4444;--danger-light:#fef2f2;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -2px rgba(0,0,0,0.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -4px 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