:root{--brand-50:#eef2ff;--brand-100:#e0e7ff;--brand-200:#c7d2fe;--brand-300:#a5b4fc;--brand-400:#818cf8;--brand-500:#6366f1;--brand-600:#4f46e5;--brand-700:#4338ca;--gray-50:#f8fafc;--gray-100:#f1f5f9;--gray-200:#e2e8f0;--gray-300:#cbd5e1;--gray-400:#94a3b8;--gray-500:#64748b;--gray-600:#475569;--gray-700:#334155;--gray-800:#1e293b;--gray-900:#0f172a;--gray-950:#020617;--bg:#ffffff;--bg-secondary:var(--gray-50);--bg-tertiary:var(--gray-100);--bg-hover:var(--gray-100);--text:var(--gray-900);--text-secondary:var(--gray-600);--text-muted:var(--gray-400);--border:var(--gray-200);--border-strong:var(--gray-300);--accent:var(--brand-500);--accent-light:var(--brand-50);--success:#22c55e;--success-light:#f0fdf4;--warning:#f59e0b;--warning-light:#fffbeb;--danger:#ef4444;--danger-light:#fef2f2;--info:#3b82f6;--info-light:#eff6ff;--sidebar-bg:var(--gray-950);--sidebar-text:var(--gray-400);--sidebar-active:#ffffff;--sidebar-hover:rgba(255,255,255,0.06);--sidebar-width:260px;--shadow-xs:0 1px 2px 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