/* Namespaced to avoid affecting WordPress themes or other calculators. */
.rbc-v1{border:1px solid #d9e1eb;border-radius:14px;padding:clamp(16px,3vw,28px);background:#fff;color:#1c293b;max-width:820px;margin:1.5rem auto;line-height:1.5}
.rbc-v1 *{box-sizing:border-box}
.rbc-v1 h3{font-size:clamp(1.25rem,3vw,1.65rem);line-height:1.25;margin:0 0 .5rem}
.rbc-v1 p{margin:.4rem 0 1rem}
.rbc-v1__fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0}
.rbc-v1 label{display:flex;flex-direction:column;gap:7px;font-size:.95rem;font-weight:600}
.rbc-v1 input{display:block;width:100%;border:1px solid #a7b2c2;border-radius:8px;background:#fff;color:#122036;padding:12px;font:inherit;min-height:44px}
.rbc-v1 input:focus-visible,.rbc-v1 button:focus-visible{outline:3px solid #2463c2;outline-offset:2px}
.rbc-v1 button{border:0;border-radius:8px;background:#174f9b;color:white;padding:12px 20px;min-height:44px;font:inherit;font-weight:700;cursor:pointer}
.rbc-v1 button:hover{background:#103d79}
.rbc-v1__status{color:#b1242d;font-size:.93rem;min-height:1.4em}
.rbc-v1__results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:14px 0 22px}
.rbc-v1__results[hidden]{display:none}
.rbc-v1__results>div{background:#f3f7fc;border:1px solid #dee9f6;border-radius:9px;padding:14px}
.rbc-v1__results strong{display:block;font-size:1.45rem;line-height:1.3;font-variant-numeric:tabular-nums}
.rbc-v1__results span{display:block;font-size:.87rem}
.rbc-v1__notes{border-top:1px solid #e3e8ef;padding-top:12px;font-size:.89rem;color:#37475b}
.rbc-v1__notes a{color:#174f9b;text-decoration:underline}
@media(max-width:620px){.rbc-v1__fields{grid-template-columns:1fr}.rbc-v1__results{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.rbc-v1 *{scroll-behavior:auto;transition:none}}