.sqm-calculator [hidden]{display:none!important}
.sqm-calculator h2{font-size:1.3rem;letter-spacing:-.02em;margin:0 0 6px;color:var(--heading)}
.sqm-intro,.sqm-help{font-size:.88rem;color:#536b83;line-height:1.6;margin:0 0 20px}
.sqm-room{min-width:0;border:1px solid #d6e3ef;border-radius:15px;padding:18px;margin:0 0 18px;background:#fbfdff}
.sqm-room legend{font-weight:800;font-size:.93rem;color:#234666;padding:0 7px}
.sqm-room .form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.sqm-room .field{min-width:0}
.sqm-room .field input,.sqm-room .field select{background:#fff;min-width:0}
.sqm-room .sqm-feet-hint{grid-column:1/-1;margin:0;font-size:.8rem;color:#536b83}
.sqm-room-actions{display:flex;justify-content:flex-end;margin-top:10px}
.sqm-remove{border:0;background:transparent;color:#91422f;min-height:40px;font:inherit;font-size:.82rem;font-weight:700;padding:7px 5px;cursor:pointer}
.sqm-remove:hover{text-decoration:underline}
.sqm-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 15px;background:#fff;border:1px solid #b9cfe5;border-radius:11px;color:#145daf;font:inherit;font-weight:750;font-size:.9rem;cursor:pointer}
.sqm-secondary:hover{background:#edf5ff;border-color:#7ba9d7}
.sqm-calculator button:focus-visible{outline:3px solid #1671e8;outline-offset:3px}
.sqm-calculator [aria-invalid="true"]{border-color:#b7462f;box-shadow:0 0 0 2px #ffe9e4}
.sqm-unit-note{margin:9px 0 22px;font-size:.78rem;color:#536b83;line-height:1.5}
.sqm-allowance{padding:18px 0;border-top:1px solid #e0e8f0;border-bottom:1px solid #e0e8f0;margin-top:22px}
.sqm-allowance .field{max-width:360px}
.sqm-allowance input{max-width:160px}
.sqm-error{padding:13px 15px;background:#fff2ed;color:#813523;border:1px solid #efc3b5;border-radius:11px;margin-top:18px;font-weight:650;line-height:1.5}
.sqm-status{font-size:.85rem;color:#536b83;line-height:1.55;margin:15px 0 0}
.sqm-status:empty{display:none}
.sqm-results{border:1px solid #bad3ed;border-radius:16px;background:linear-gradient(135deg,#eef7ff,#f9fcff);padding:20px;margin-top:20px}
.sqm-results h3{font-size:1.15rem;margin:0 0 16px;color:#163c62}
.sqm-totals{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:22px}
.sqm-totals>div{display:flex;flex-direction:column;gap:6px}
.sqm-totals span{font-size:.83rem;color:#425e79}
.sqm-totals strong{font-size:clamp(1.5rem,3vw,2.2rem);color:#0d4f92;line-height:1.15;overflow-wrap:anywhere}
.sqm-ordering{border-left:1px solid #c5d9ec;padding-left:16px}
.sqm-ordering strong{color:#244762}
.sqm-results table{width:100%;border-collapse:collapse;font-size:.9rem;table-layout:fixed}
.sqm-results caption{text-align:left;font-weight:750;padding:0 0 10px;color:#214663}
.sqm-results th,.sqm-results td{padding:10px 0;border-bottom:1px solid #d8e4ef;text-align:left;vertical-align:top;overflow-wrap:anywhere}
.sqm-results thead th{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:#536b83}
.sqm-results th:last-child,.sqm-results td:last-child{text-align:right;width:32%;padding-left:10px}
.sqm-results tbody th{font-weight:650}
.sqm-results small{display:block;color:#536b83;font-size:.78rem;font-weight:400;margin-top:3px}
.sqm-result-note{font-size:.78rem;color:#536b83;margin:14px 0 0;line-height:1.6}
.sqm-formula{padding:18px 20px;border:1px solid #d8e5f1;border-radius:13px;background:#f1f7fd;color:#174c77!important;font-size:1.1rem}
.sqm-example-table th,.sqm-example-table td{white-space:normal}
@media(max-width:520px){
  .sqm-room{padding:13px}
  .sqm-room .form-grid{grid-template-columns:1fr}
  .sqm-results{padding:16px}
  .sqm-totals{grid-template-columns:1fr;gap:16px}
  .sqm-ordering{border-left:0;border-top:1px solid #c5d9ec;padding:14px 0 0}
  .sqm-calculator .inline-actions{flex-direction:column}
  .sqm-calculator .inline-actions button{width:100%}
}