.jbm-b3{margin-block:1.5rem 2.5rem;padding:clamp(1rem,3vw,2rem);background:#fff;border:1px solid #e2e8f0;border-radius:1rem;max-width:100%;box-sizing:border-box;color:#0f172a}
.jbm-b3__before{max-width:74ch;margin-block:1rem;padding:1rem 1.1rem;background:#f8fafc;border-left:3px solid #c8102e;border-radius:.35rem}.jbm-b3__before p{margin:.25rem 0 .6rem;font-size:.93rem;line-height:1.45}
.jbm-b3 *{box-sizing:border-box}.jbm-b3__intro{max-width:72ch;color:#334155}.jbm-b3__progress{display:flex;align-items:center;gap:1rem;margin-block:1.2rem;color:#334155;font-size:.92rem}.jbm-b3 progress{width:min(18rem,55%);accent-color:#c8102e}.jbm-b3 fieldset{border:0;padding:0;margin:0;min-width:0}.jbm-b3 legend{font-size:clamp(1.2rem,2.8vw,1.65rem);font-weight:700;line-height:1.2;margin-bottom:.45rem}.jbm-b3__fields,.jbm-b3__mapping{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,16rem),1fr));gap:1rem;max-width:60rem}.jbm-b3__field{display:flex;flex-direction:column;gap:.4rem;font-weight:600;font-size:.94rem}.jbm-b3__field input,.jbm-b3__field select{min-height:2.8rem;width:100%;padding:.65rem;border:1px solid #94a3b8;border-radius:.45rem;background:#fff;color:#0f172a;font:inherit}.jbm-b3__nav,.jbm-b3__actions{display:flex;align-items:center;flex-wrap:wrap;gap:.7rem;margin-top:1.35rem}.jbm-b3 button{min-height:2.75rem;padding:.55rem 1rem;border-radius:.45rem;border:1px solid #c8102e;background:#c8102e;color:#fff;font:inherit;font-weight:700;cursor:pointer}.jbm-b3 button[data-b3-back],.jbm-b3 button[data-b3-copy],.jbm-b3 button[data-b3-clear]{background:#fff;color:#a50d26}.jbm-b3 button:hover{filter:brightness(.94)}.jbm-b3 button:focus-visible,.jbm-b3 input:focus-visible,.jbm-b3 select:focus-visible,.jbm-b3 textarea:focus-visible{outline:3px solid #f25563;outline-offset:2px}.jbm-b3__result{margin-top:1.4rem;overflow-wrap:anywhere}.jbm-b3__result h2{font-size:clamp(1.35rem,3vw,2rem);margin-block:0 .75rem}.jbm-b3__table-wrap{max-width:100%;overflow:auto;border:1px solid #e2e8f0;border-radius:.5rem}.jbm-b3 table{border-collapse:collapse;width:100%;min-width:42rem;font-size:.9rem}.jbm-b3 th,.jbm-b3 td{padding:.65rem;text-align:left;vertical-align:top;border-bottom:1px solid #e2e8f0}.jbm-b3 th{background:#f8fafc}.jbm-b3 textarea{width:100%;min-width:9rem;padding:.5rem;border:1px solid #cbd5e1;border-radius:.35rem;font:inherit;color:#0f172a}.jbm-b3__status{font-size:.9rem;color:#334155}.jbm-b3-guide{max-width:74ch;margin-block:2rem 3rem}.jbm-b3-guide h2{font-size:clamp(1.4rem,2.8vw,1.9rem)}.jbm-b3-guide h3{font-size:1.2rem}.jbm-b3-guide h4{font-size:1rem}.jbm-b3 [hidden]{display:none!important}@media(max-width:600px){.jbm-b3{padding:1rem}.jbm-b3__nav button{flex:1 1 9rem}.jbm-b3__actions button,.jbm-b3__actions a{flex:1 1 100%;text-align:center}.jbm-b3 table{min-width:36rem}}