.roi-calculator{color:#172637;background:#fff;border:1px solid #dce4ef;border-radius:1rem;margin:3rem 0;padding:clamp(1rem,3vw,2rem)}.roi-calculator h2{margin-top:0}.roi-note,.roi-formula{color:#536479;font-size:.95rem;line-height:1.6}.roi-grid{grid-template-columns:1fr 1fr;gap:2rem;margin:2rem 0;display:grid}.roi-inputs{gap:1rem;display:grid}.roi-inputs label{gap:.45rem;font-size:.9rem;display:grid}.roi-inputs input{box-sizing:border-box;color:#172637;width:100%;font:inherit;background:#f7f9fc;border:1px solid #aebbd0;border-radius:.35rem;padding:.75rem}.roi-inputs input:focus-visible,.roi-action:focus-visible,.roi-formula summary:focus-visible{outline-offset:3px;outline:3px solid #244dd7}.roi-inputs input[aria-invalid=true]{border-color:#b52d34}.roi-results dl{gap:1rem;margin:0;display:grid}.roi-results dl>div{border-bottom:1px solid #dce4ef;padding-bottom:1rem}.roi-results dt{color:#536479;font-size:.9rem}.roi-results dd{overflow-wrap:anywhere;margin:.4rem 0 0;font-size:clamp(1.2rem,2.8vw,1.9rem);font-weight:700}.roi-error{color:#b52d34;line-height:1.6}.roi-formula summary{cursor:pointer}.roi-action{color:#fff;background:#244dd7;border-radius:.4rem;gap:1rem;margin-top:1.5rem;padding:.85rem 1.1rem;font-weight:700;text-decoration:none;display:inline-flex}@media (max-width:650px){.roi-grid{grid-template-columns:1fr;gap:1.5rem}}