.zf-panel{max-width:1100px}.zf-panel [hidden]{display:none!important}.zf-panel .section-head{margin-top:0}.zf-panel input,.zf-panel textarea{width:100%;min-width:0;padding:10px 12px;border:1px solid var(--strong);border-radius:4px;background:var(--surface);color:var(--ink);font:inherit}.zf-panel input::placeholder,.zf-panel textarea::placeholder{color:var(--secondary);opacity:1}.zf-panel textarea{resize:vertical}.zf-panel label{display:flex;flex-direction:column;gap:6px;font-size:14px;min-width:0}.zf-panel input:focus-visible,.zf-panel select:focus-visible,.zf-panel textarea:focus-visible,.zf-panel button:focus-visible,.zf-panel summary:focus-visible{outline:2px solid var(--rust);outline-offset:3px}.zf-panel [aria-invalid=true]{border-color:#a32616;background:#fff5f2}.zf-panel button:disabled{opacity:.6;cursor:default}.zf-meta-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.zf-wide{grid-column:1/-1}.zf-details{margin:20px 0;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.zf-details summary{cursor:pointer;font-size:15px;font-weight:600}.zf-details[open]>summary{margin-bottom:18px}.zf-details .hint{margin-top:12px}.zf-readout{margin:24px 0 16px;max-width:75ch}.zf-family-note{font-size:14px;padding:14px 16px;background:var(--sunk);border-radius:4px}.zf-unit-row{display:flex;gap:16px;max-width:340px;margin:20px 0 8px}.zf-unit-row label{flex:1}.zf-small{color:var(--secondary);font-size:13px}.zf-inputs{margin-top:16px;border:1px solid var(--line);border-radius:4px;overflow:hidden}.zf-input-head,.zf-input-row{display:grid;grid-template-columns:minmax(70px,.6fr) repeat(2,minmax(0,1fr));align-items:center;gap:14px;padding:12px 16px}.zf-input-head{background:var(--sunk);font-size:13px;color:var(--secondary)}.zf-input-row+.zf-input-row{border-top:1px solid var(--line)}.zf-input-row input{font-variant-numeric:tabular-nums}.zf-element{display:flex;align-items:center;gap:4px;min-width:0}.zf-element strong{font:650 18px ui-monospace,monospace}.zf-remove{padding:4px;border:0;background:transparent;color:var(--secondary);font-size:22px;min-width:32px;min-height:44px}.zf-add{margin:12px 0 6px}.zf-advanced-row{display:flex;align-items:end;gap:12px;margin:14px 0;flex-wrap:wrap}.zf-advanced-row>strong{align-self:center;width:55px;overflow-wrap:anywhere}.zf-advanced-row label{flex:1;min-width:100px}.zf-learning{margin:20px 0}.zf-limit-choice{max-width:540px;margin-bottom:18px}.zf-reference-table{min-width:0}.zf-reference-table th,.zf-reference-table td{padding:10px 12px;font-size:14px}.zf-reference-table td{width:auto}.zf-reference-wrap{overflow:auto}.zf-errors{padding:12px 16px;background:#fff0eb;color:#8f2513;font-size:14px;max-width:none}.zf-actions,.zf-print-action{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin:24px 0}.zf-result-summary{margin-top:32px;padding:20px;background:var(--sunk);border:1px solid var(--line);border-radius:4px}.zf-result-summary.zf-attention{background:var(--warning-bg);border-color:#d4b57e}.zf-result-summary h3{margin:0 0 10px;font-size:20px}.zf-result-summary p{margin:8px 0;font-size:14px}.zf-result-note{font-size:14px;margin:16px 0}.zf-result-table-wrap{overflow:auto;border:1px solid var(--line);border-radius:4px;margin:24px 0}.zf-result-table{min-width:740px}.zf-result-table caption{text-align:left;padding:12px 16px;font-size:13px;color:var(--secondary);background:var(--sunk)}.zf-result-table td{width:auto;font-size:14px}.zf-result-table td strong,.zf-result-table td small{display:block;margin-top:6px}.zf-result-table tbody th{width:7%;font-size:16px;color:var(--ink);background:white}.zf-result-table td:nth-child(2){width:25%}.zf-result-table td:nth-child(3){width:27%}.zf-result-table strong{font-variant-numeric:tabular-nums}.zf-status{display:inline-block;font-size:12px;font-weight:600;padding:3px 6px;border-radius:3px;background:var(--sunk);color:var(--secondary)}.zf-status-outside,.zf-status-boundary{background:var(--warning-bg);color:#633507}.zf-status-within{background:#eaf3ed;color:#21643a}.zf-next h3{font-size:18px}.zf-next ol{padding-left:22px;max-width:75ch}.zf-next li{padding:6px 0 10px 4px;font-size:14px}.zf-next p{font-size:14px}.zf-source-list{padding-left:20px;max-width:75ch;font-size:14px}.zf-source-list li{margin:14px 0}.zf-source-list small{display:block;color:var(--secondary);margin-top:4px}.zf-print-dialog{width:min(1050px,calc(100% - 24px));height:90dvh;max-height:90dvh;padding:0;border:1px solid var(--strong);border-radius:6px;background:var(--sunk);color:var(--ink)}.zf-print-dialog::backdrop{background:rgb(0 0 0 / .45)}.zf-print-toolbar{display:flex;align-items:center;gap:12px;padding:14px;background:white;border-bottom:1px solid var(--line);min-height:70px}.zf-print-toolbar strong{margin-right:auto;font-size:15px}.zf-print-dialog iframe{display:block;width:100%;height:calc(100% - 70px);border:0;background:#ececec}.zf-panel [data-zf-result]{scroll-margin-top:24px}.zf-panel [data-zf-result]:focus{outline:none}
@media(max-width:760px),(max-width:960px) and (max-height:500px) and (orientation:landscape){.zf-panel .section-head h2{font-size:21px}.zf-input-head,.zf-input-row{grid-template-columns:minmax(42px,.45fr) repeat(2,minmax(0,1fr));gap:8px;padding:12px 10px}.zf-input-row input{padding:10px 8px;font-size:16px}.zf-panel input,.zf-panel select,.zf-panel textarea{font-size:16px}.zf-meta-grid{grid-template-columns:1fr}.zf-wide{grid-column:auto}.zf-advanced-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.zf-advanced-row>strong{grid-column:1/-1}.zf-advanced-row label{min-width:0}.zf-result-summary{padding:16px}.zf-print-toolbar{flex-wrap:wrap;gap:8px}.zf-print-toolbar strong{flex:1;min-width:130px}.zf-print-toolbar .btn{padding:9px}.zf-print-dialog{height:94dvh;max-height:94dvh}.zf-print-action .btn{width:100%}.zf-actions{gap:10px}.zf-element:has(input){flex-direction:column;align-items:stretch}.zf-element input{font-size:13px;padding:6px}.zf-result-table{min-width:650px}.zf-unit-row{max-width:none}}

/* Keep each reading and its interpretation together on narrow screens. */
@media(max-width:760px){.zf-result-table{min-width:0}.zf-result-table thead{display:none}.zf-result-table tbody tr{display:grid;grid-template-columns:26px minmax(0,1fr);padding:14px 12px;gap:8px 10px;border-bottom:1px solid var(--line)}.zf-result-table tbody tr:last-child{border-bottom:0}.zf-result-table tbody th{grid-column:1;grid-row:1/4;width:auto;padding:0;border:0;background:transparent;align-self:start}.zf-result-table tbody td{grid-column:2;width:auto;padding:0;border:0;background:transparent}.zf-result-table tbody td:nth-child(2),.zf-result-table tbody td:nth-child(3){width:auto}.zf-result-table td small{font-size:13px}.zf-result-table td:nth-child(4){margin-top:3px}.zf-result-table tbody tr:nth-child(even){background:var(--sunk)}}
.zf-print-dialog[open]{display:flex;flex-direction:column}.zf-print-toolbar{flex-shrink:0}.zf-print-dialog iframe{flex:1;min-height:0;height:auto}

.zf-complaint-field{display:flex;flex-direction:column;gap:8px}

/* Absolute readings need a compact record, without repeating correction advice per cell. */
.zf-absolute-table{min-width:0;table-layout:fixed}.zf-absolute-table caption{text-align:left;padding:12px;font-size:13px;color:var(--secondary);background:var(--sunk)}.zf-absolute-table th,.zf-absolute-table td{width:auto;padding:12px 10px;font-size:14px;overflow-wrap:anywhere}.zf-absolute-table th:first-child{width:24%;white-space:nowrap;padding-inline:8px}.zf-absolute-table tbody th{background:transparent;color:var(--ink)}.zf-absolute-table td{font-variant-numeric:tabular-nums}.zf-readout select{width:100%;min-width:0}

.zf-absolute-table thead th{background:var(--sunk);color:var(--secondary)}
@media(max-width:760px){.zf-input-head,.zf-input-row{grid-template-columns:minmax(54px,.6fr) repeat(2,minmax(0,1fr))}.zf-input-head{font-size:12px}.zf-absolute-table th,.zf-absolute-table td{font-size:13px}.zf-absolute-table th:first-child{width:27%}}