:root{--canvas:#fff;--surface:#fff;--surface-subtle:#f8fafc;--surface-code:#fff;--text-primary:#172033;--text-secondary:#526078;--text-tertiary:#667085;--border:#d9e1ed;--control-border:#7f8da3;--border-strong:#b8c4d6;--accent:#145ba6;--accent-hover:#0f4b8d;--accent-subtle:#edf5ff;--success:#18794e;--error:#b42318;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--space-16:64px;--spinner-size-inline:14px;--spinner-size-panel:24px}*{box-sizing:border-box}html{background:var(--canvas);color:var(--text-primary)}body{background:var(--canvas);text-rendering:optimizelegibility;min-height:100dvh;margin:0;font-family:Arial,Helvetica Neue,sans-serif;font-size:16px;line-height:1.55;overflow:hidden}button,input,select{color:inherit;font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}:focus-visible{outline:3px solid 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