:root{--muted:#607082;--focus-ring:#087f8c;--on-accent:#fff}
[data-theme="dark"]{--muted:#9fb0bf;--focus-ring:#55cdd0;--on-accent:#071018}
.field-feedback{display:grid;gap:3px}.field-feedback-action{appearance:none;border:0;padding:0;background:transparent;color:var(--accent);font:inherit;font-weight:800;text-align:left;cursor:pointer}.field.invalid input,.field.invalid select{border-color:var(--danger)!important}
body :where(button,a[href],input,select,textarea,[tabindex]):not([id="view-circuit"] *,[class~="circuit-lab-app"] *):focus-visible{outline:3px solid var(--focus-ring)!important;outline-offset:3px}.field-feedback-action:focus-visible{border-radius:4px}
.primary,.save-calc,.calc-grid button.equals{color:var(--on-accent)!important}