:root{--font:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--text:#18181b;--text-muted:#6b6b75;--text-subtle:#a1a1aa;--label:#3f3f46;--border:#e4e4e7;--border-strong:#d4d4d8;--surface:#fff;--canvas:#f7f7f8;--preview:#ebebee;--hover:#f4f4f5;--focus:#2563eb;--focus-ring:#2563eb29;--danger:#dc2626;--success:#16a34a;--warning:#b45309;--radius:12px;color:var(--text);font:14px/1.5 var(--font);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility}*,:before,:after{box-sizing:border-box}html,body{background:var(--canvas);height:100%;margin:0}#root{height:100%}button,input,select,textarea{font:inherit;color:inherit}button{-webkit-tap-highlight-color:transparent}:where(button,a,input,select,textarea,[tabindex]):focus-visible{outline:2px solid var(--focus);outline-offset:2px}.sr-only{clip:rect(0 0 0 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