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6px;font:inherit;font-size:.82rem;color:var(--muted);cursor:pointer;border-radius:4px}.region-remove:hover{color:#a12b2b;background:#fbf0f0}.region-fields{display:flex;flex-wrap:wrap;align-items:flex-end;gap:10px}.calc-panel .region-fields label{flex:1 1 110px;margin:0;min-width:0}.region-total{flex:0 0 auto;margin:0 0 6px;font-size:.88rem;font-weight:600;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--shell)}.region-actions{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.mini-list{margin:0}.mini-list>div{display:flex;justify-content:space-between;gap:12px;padding:5px 0;border-bottom:1px solid var(--border);font-size:.89rem}.mini-list>div:last-child{border-bottom:0;font-weight:600;color:var(--shell)}.mini-list dd,.mini-list dt{margin:0}.mini-list dd{color:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.mini-list>div:last-child dd{color:var(--shell)}.calc-results .layer-table tr.is-current td,.calc-results .layer-table tr.is-current th{background:var(--shell-wash);font-weight:600}.calc-panel .calc-hint.is-warn{color:#8a5a12;font-weight:500}.order-box-warn{background:#fdf6ec;border-color:#e8d5b0 #e8d5b0 #e8d5b0 #c98a1e}.working-line{display:block}.working-line+.working-line{margin-top:3px}.calc-panel .unit-toggle-units{margin-left:auto}.calc-results .layer-table{width:100%;border-collapse:collapse;margin:16px 0 0;background:#fff;border-radius:6px;overflow:hidden;box-shadow:inset 0 0 0 1px var(--shell-line);font-size:.9rem}.calc-results .layer-table caption{caption-side:top;text-align:left;font-size:.78rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);padding:0 0 7px}.calc-results .layer-table td,.calc-results .layer-table th{padding:8px 12px;text-align:right;border-bottom:1px solid var(--border)}.calc-results .layer-table tbody th,.calc-results .layer-table td:nth-child(2),.calc-results .layer-table thead th{text-align:left}.calc-results .layer-table thead th{background:var(--shell-wash);color:var(--shell);font-size:.82rem;font-weight:600}.calc-results .layer-table td{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.calc-results .layer-table tfoot td,.calc-results .layer-table tfoot th{border-bottom:0;border-top:2px solid var(--shell-line);font-weight:600;color:var(--shell)}@media (max-width:560px){.calc-results .layer-table td:nth-child(2),.calc-results .layer-table th:nth-child(2){display:none}}.callout{margin:16px 0 0;padding:13px 16px;background:#fdf6ec;border:1px solid #e8d5b0;border-left:3px solid #c98a1e;border-radius:4px;font-size:.91rem}@media (max-width:680px){.qc-fields{grid-template-columns:repeat(2,1fr)}.area-row{grid-template-columns:1fr 1fr}.area-remove,.area-row .area-shape{grid-column:1/-1}.result-detail>div,.spec-list>div{grid-template-columns:1fr;gap:4px}.result-figures{grid-template-columns:1fr 1fr}.calc-grid{grid-template-columns:1fr}}@media (max-width:600px){body{font-size:16px}h1{font-size:1.8rem}.hero{padding:40px 0}.site-header .container{min-height:0;padding-top:14px;padding-bottom:14px}.qc-figures{grid-template-columns:1fr;gap:10px}.qc-figures strong{font-size:1.45rem}.quick-calc{padding:16px 16px 0}.qc-result{margin:16px -16px 0;padding:16px 16px 18px}.calc-panel{padding:16px 16px 0}.calc-head{margin:-16px -16px 18px;padding:14px 16px}.calc-results{margin:18px -16px 0;padding:18px 16px 20px}.result-figures{grid-template-columns:1fr;gap:10px}.result-figures div{padding:12px 14px}.result-figures strong{font-size:1.7rem}.preset{flex:1 1 100%}}