.calculator-tabs{position:sticky;top:0;z-index:2;margin:1rem 0}
.calculator-tabs [role="tablist"]{display:flex;gap:.4rem;overflow-x:auto;padding:.4rem;border:1px solid var(--color-border);border-radius:.75rem;background:var(--color-surface)}
.calculator-tabs [role="tab"]{flex:1 0 auto;padding:.7rem 1rem;border:0;border-radius:.5rem;background:transparent;color:var(--color-text);font:inherit;font-weight:800}
.calculator-tabs [role="tab"][aria-selected="true"]{background:var(--color-text);color:var(--color-surface)}
[data-calculator-panel][hidden]{display:none}