:root{--bg-0:#0d1117;--bg-1:#161b22;--bg-2:#1c2128;--bg-3:#21262d;--bg-hover:#262d36;--border:#30363d;--border-subtle:#21262d;--text-primary:#e6edf3;--text-secondary:#8b949e;--text-muted:#484f58;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--t-fast:.12s;--t-mid:.2s;--ease:cubic-bezier(.16, 1, .3, 1);--accent:#f85149;--accent-dim:#f851491f;--accent-border:#f851494d;--mode-bg-tint:#f8514908}[data-mode=nexus]{--accent:#d29922;--accent-dim:#d299221f;--accent-border:#d299224d;--mode-bg-tint:#d2992208}[data-mode=iron]{--accent:#388bfd;--accent-dim:#388bfd1f;--accent-border:#388bfd4d;--mode-bg-tint:#388bfd08}[data-mode=jarvis]{--accent:#3fb950;--accent-dim:#3fb9501f;--accent-border:#3fb9504d;--mode-bg-tint:#3fb95008}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{background:var(--bg-0);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe 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