:root{--bg:#F7F9FC;--surface:#FFFFFF;--surface-2:#F0F3F8;--border:#E4E9F0;--divider:#EDF0F5;--text:#0F1729;--muted:#6B7A90;--faint:#97A3B6;--accent:#2563EB;--accent-soft:#DBEAFE;--success:#16A34A;--warn:#F59E0B;--danger:#DC2626;--danger-soft:#FEE2E2;--r-sm:6px;--r-md:10px;--r-lg:14px;--sh-sm:0 1px 2px rgba(6,26,50,.06);--sh-md:0 6px 20px rgba(6,26,50,.08);--sh-lg:0 12px 32px rgba(6,26,50,.14);--ease:cubic-bezier(.4,0,.2,1);--sb-w:240px;--tb-h:60px}@media (prefers-color-scheme:dark){:root{--bg:#0B1220;--surface:#0F1729;--surface-2:#17223A;--border:#263355;--divider:#1D2942;--text:#E7EDF8;--muted:#93A2BF;--faint:#64749A;--accent:#3B82F6;--accent-soft:rgba(59,130,246,.18);--danger-soft:rgba(220,38,38,.18)}}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica 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