:root{--font-sans:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-display:"Space Grotesk", "Inter", sans-serif;--font-mono:"JetBrains Mono", monospace;--bg-canvas:#f8f7f4;--bg-web-grid:#ef44440d;--surface-glass:#ffffffe0;--surface-solid:#fff;--surface-soft:#f1efe9;--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#64748b;--border-subtle:#0f172a1a;--spidey-red:#dc2626;--spidey-red-glow:#dc262638;--web-cyan:#0284c7;--web-cyan-soft:#0284c71c;--sense-gold:#d97706;--mastery-green:#059669}@media 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