:root{--color-bg:#f1f3f9;--color-surface:#fff;--color-border:#e5e7f0;--color-text:#171a2b;--color-text-muted:#6b7290;--color-primary:#4f46e5;--color-primary-dark:#4338ca;--color-primary-soft:#eef0ff;--color-blue:#2563eb;--color-blue-soft:#e8f0ff;--color-violet:#7c3aed;--color-violet-soft:#f1eafe;--color-amber:#d97706;--color-amber-soft:#fef3e0;--color-emerald:#059669;--color-emerald-soft:#e3f8ee;--color-cyan:#0891b2;--color-cyan-soft:#e2f7fb;--color-rose:#e11d48;--color-rose-soft:#fde8ec;--color-danger:#dc2626;--color-success:#059669;--sidebar-bg:#15182e;--sidebar-bg-active:#23274a;--sidebar-text:#aeb3d6;--sidebar-text-active:#fff;--radius:10px;--radius-sm:7px;--shadow:0 1px 2px #171a2b0a, 0 1px 6px #171a2b0d;--shadow-md:0 4px 16px #171a2b14}*{box-sizing:border-box}body{background:var(--color-bg);color:var(--color-text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe 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