:root{--bg:#f6f7f9;--surface:#fff;--surface-alt:#f0f3f7;--surface-dark:#0f172a;--ink:#0f172a;--ink-muted:#475569;--ink-soft:#64748b;--border:#d8dee6;--border-strong:#94a3b8;--emerald:#047857;--emerald-bg:#ecfdf5;--emerald-border:#6ee7b7;--amber:#b45309;--amber-bg:#fffbeb;--amber-border:#fcd34d;--red:#b91c1c;--red-bg:#fef2f2;--red-border:#fca5a5;--blue:#1d4ed8;--blue-bg:#eff6ff;--blue-border:#93c5fd;--mono:ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, monospace;--sans:system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--radius:10px}*,:before,:after{box-sizing:border-box}html{font-family:var(--sans);color:var(--ink);background:var(--bg);-webkit-text-size-adjust:100%;line-height:1.62}body{margin:0;padding:0;overflow-x:hidden}img,svg{max-width:100%;height:auto}a{color:var(--blue);text-underline-offset:3px}a:hover{color:#1e40af}.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}.container{width:100%;max-width:1180px;margin:0 auto;padding:0 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