.workspace-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:22px 0;font-size:13px}.inline-check{display:flex;align-items:center;gap:8px;white-space:nowrap}.inline-check input{accent-color:var(--green);width:17px;height:17px}.tool-workspace{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,1fr);gap:28px;align-items:start}.tool-panel{border:1px solid var(--line);border-radius:8px;padding:26px;background:white;margin-bottom:20px}.tool-panel h2{font-size:24px;margin-bottom:18px}.tool-panel>p{font-size:13px;margin-bottom:18px;line-height:1.7}.tool-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 18px}.tool-fields label,.setup-panel>label,.tool-breakdown label{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:600;min-width:0}.tool-fields input,.tool-fields select,.setup-panel input,.setup-panel select,.tool-breakdown select{width:100%;min-height:44px;border:1px solid #cbd7ce;border-radius:4px;background:#fff;color:var(--ink);padding:10px 12px;font:inherit;box-sizing:border-box}.tool-fields small,.field-note{font-size:11px;font-weight:400;color:var(--muted);line-height:1.6}.field-note{grid-column:1/-1}.advanced-options summary,.setup-panel summary{font-weight:700;font-size:15px;cursor:pointer}.advanced-options[open] summary,.setup-panel[open] summary{margin-bottom:24px}.tool-form-actions{display:flex;gap:12px;flex-wrap:wrap}.tool-results{position:sticky;top:105px;min-width:0}.result-summary{background:#edf3e9;border-color:#d1dfcd}.result-summary h2{font-size:23px}.metric-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}.metric{padding:18px 0;border-bottom:1px solid #d2dece;overflow-wrap:anywhere}.metric span{font-size:11px;color:#506454;display:block;line-height:1.5;margin-bottom:8px}.metric strong{font-size:21px;letter-spacing:-.04em;line-height:1.25;display:block;font-variant-numeric:tabular-nums}.result-summary #metric-context{font-size:11px;margin:20px 0 0}.selection-rows fieldset{border:1px solid #dbe3d9;border-radius:5px;padding:18px;margin:20px 0 0;min-width:0}.selection-rows legend{font-size:13px;font-weight:700;padding:0 6px}.selection-rows .tool-fields{gap:14px}.selection-rows label{font-size:12px}.combination-sizes{border:0;padding:0;margin:25px 0 0}.combination-sizes legend{font-weight:700;font-size:14px;margin-bottom:14px}#system-sizes{display:flex;flex-wrap:wrap;gap:10px}#system-sizes label{display:flex;flex-direction:row-reverse;align-items:center;gap:8px;background:#f1f5ee;border:1px solid var(--line);border-radius:4px;padding:10px 12px;font-size:12px}#system-sizes input{accent-color:var(--green)}.conditional-field{display:contents}.conditional-field[hidden],[hidden]{display:none!important}.tool-breakdown section{margin:30px 0}.tool-breakdown h3{font-size:20px;margin-bottom:16px}.tool-breakdown table{font-size:12px;width:100%;font-variant-numeric:tabular-nums}.tool-breakdown th,.tool-breakdown td{padding:13px 15px;white-space:nowrap}.tool-breakdown td:first-child{white-space:normal;min-width:140px;max-width:340px}.tool-breakdown .selected-score{background:#155c43;color:#fff;font-weight:700;outline:2px solid #b5d89a;outline-offset:-2px}.tool-breakdown label{max-width:280px;margin-bottom:18px}.setup-panel>label{margin:18px 0 12px}.setup-panel button{border:1px solid var(--line);border-radius:4px;padding:10px 14px;background:#f5f7f2;text-align:left;font-size:12px;min-height:40px;margin-top:10px}.setup-panel>button{display:block;width:100%}.setup-actions{display:flex;gap:10px}.setup-actions button{flex:1}.setup-panel>p{font-size:11px;line-height:1.7;margin:16px 0 0}.import-label input{font-size:11px}.tool-explanation{margin:40px 0}.tool-related-links{display:flex;flex-wrap:wrap;gap:12px}.tool-related-links a{padding:14px 18px;background:#fff;border:1px solid var(--line);border-radius:5px;font-size:13px;font-weight:600}#tool-error{font-size:13px;color:#963f2c;margin-top:16px}#calculation-status{font-size:12px}.dedicated-tool .article-header{max-width:970px}.tool-fields input:invalid:not(:focus){border-color:#c7a48d}
@media(max-width:960px){.tool-workspace{grid-template-columns:minmax(0,1.4fr) minmax(250px,1fr);gap:18px}.tool-panel{padding:20px}.metric strong{font-size:18px}.tool-fields{gap:16px 12px}}
@media(max-width:760px){.tool-workspace{grid-template-columns:1fr}.tool-results{position:static}.workspace-toolbar{align-items:flex-start;flex-direction:column;gap:12px}.tool-panel{padding:20px}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metric strong{font-size:23px}.tool-breakdown td,.tool-breakdown th{padding:12px}.tool-form-actions .button{flex:1;text-align:center}.selection-rows fieldset{padding:14px}.tool-results .setup-panel{margin-top:20px}}
@media(max-width:400px){.tool-fields{grid-template-columns:1fr}.tool-panel{padding:18px}.selection-rows .tool-fields{grid-template-columns:1fr}.metric strong{font-size:20px}}
@media print{.utility,.header,footer,.mobile-bottom,.page-sections,.workspace-toolbar,.tool-form-actions,.setup-panel,.related-tools{display:none!important}.tool-results{position:static}.tool-workspace{display:block}.tool-panel{break-inside:avoid}.tool-explanation{display:none}.table-scroll{overflow:visible}.container{max-width:none;padding:0}.metric-grid{grid-template-columns:repeat(3,1fr)}}
.line-pagination{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:18px}.line-pagination label{margin:0;max-width:140px}.line-pagination span{font-size:12px}.line-pagination button{font-size:12px}.line-pagination button:disabled{opacity:.45;cursor:default}

/* Prevent the secondary button's global bottom margin stretching its sibling. */
.tool-form-actions{align-items:flex-start}
.tool-form-actions .button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:11px 18px;margin:0;border:1px solid transparent;line-height:20px;box-sizing:border-box}
.tool-form-actions .button.secondary{border-color:#d8dfce}