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/* School-style analog instruments: same SVG and scale in all views. */
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@media(max-width:600px){.meter-preview svg{max-height:230px}.tool .tool-meter{height:48px;width:47px}.tool:has(.tool-meter){min-height:59px}#meter-dialog{padding:24px 18px;max-height:94dvh;overflow:auto}#meter-figure svg{max-height:370px}.meter-connect-actions button{min-height:44px}}

.component-label,.component-caption{paint-order:stroke;stroke:#fffaf2;stroke-width:4px;stroke-linejoin:round}

/* v1.5: connected representations and four-post apparatus. */
.lab-link{display:flex;align-items:center;justify-content:center;padding:13px 18px;min-height:50px;font:11px monospace;border:1px solid transparent;border-radius:6px;color:var(--muted);text-decoration:none}.lab-link span{font:600 14px 'Microsoft YaHei',sans-serif;margin-left:10px;color:var(--ink)}.lab-link:hover{background:#fffdf8;border-color:#dfcdb6}.lab-tabs{flex-shrink:0}.board-foot{flex-wrap:wrap}.board-foot>span{flex:1;min-width:140px}.circuit-symbol{stroke:#493c32;stroke-width:2.6;fill:#fffdf7;stroke-linejoin:round;stroke-linecap:round}.circuit-symbol path{fill:none}.circuit-symbol text{stroke:none;fill:#493c32;text-anchor:middle;font:18px Georgia,serif}.circuit-symbol .symbol-letter{font:700 27px Georgia,serif}.circuit-symbol .unused-range{stroke:#b9aa91;stroke-dasharray:3 4}.post-description{font:10px 'Microsoft YaHei',sans-serif;fill:#78664e;text-anchor:middle;paint-order:stroke;stroke:#fffaf2;stroke-width:3px}.rheostat-handle{cursor:ew-resize}.rheostat-handle:focus{outline:none;filter:drop-shadow(0 0 5px #b8894c)}.terminal.snap-target{filter:drop-shadow(0 0 6px #be972f)}.terminal.snap-target .terminal-hit{fill:#d6b46036;stroke:#ac7922;stroke-width:3;stroke-dasharray:4 3}.draft-wire{fill:none;stroke:#b23730;stroke-width:4;stroke-dasharray:8 6;pointer-events:none}.rheostat-summary{padding:9px;background:#f3eadb;border-radius:7px;font-size:11px;line-height:1.8}.rheostat-summary strong{color:#8e2a24}.rheostat-guide{font-size:10px;line-height:1.8;color:#78655e}.rheostat-connect-actions{display:grid;grid-template-columns:1fr 1fr!important}.rheostat-connect-actions button{white-space:normal;text-align:left;font-size:10px}.view-note{font-size:10px;line-height:1.7;color:#78655e;padding:8px 12px;margin:0;border:1px solid #e7d7c4;border-top:0;background:#f8f1e4;border-radius:0 0 8px 8px}
@media(max-width:1100px){.lab-link{padding:10px 12px}.lab-link span{font-size:12px}.heading{flex-wrap:wrap}}
@media(max-width:600px){.lab-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%;padding:3px}.lab-tabs button,.lab-link{padding:8px 3px;min-width:0;min-height:44px;font-size:9px;gap:3px}.lab-tabs button span,.lab-link span{font-size:10px;margin-left:3px;white-space:nowrap}.rheostat-connect-actions button{font-size:10px;min-height:44px}.board-foot>span{flex-basis:100%}.board-foot button{min-height:34px}.view-note{font-size:10px}}