:root{color:#203735;font-synthesis:none;--ink:#203735;--muted:#73827a;--border:#dce2d9;--teal:#24796e;--lime:#d4eea3;--mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,monospace;background:#f3f4ef;font-family:DM Sans,system-ui,sans-serif;font-size:14px}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,select,summary{cursor:pointer}button{border:1px solid var(--border);color:var(--ink);background:#fff;border-radius:6px;padding:9px 13px;font-weight:600;transition:background .12s,box-shadow .12s}button:hover:not(:disabled){background:#edf3e7;border-color:#abc2ac}button:disabled{opacity:.42;cursor:not-allowed}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,tr:focus-visible{outline:2px solid 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h3{font:12px var(--mono);overflow-wrap:anywhere;margin:8px 0 12px;font-weight:500}#row-calculation{color:#74826b;font-size:11px;line-height:1.7}.calculation-terms{flex-wrap:wrap;gap:6px;max-height:155px;display:flex;overflow:auto}.term{text-align:left;font:9px/1.6 var(--mono);color:#738565;background:#fff;border-color:#dce6d0;max-width:100%;padding:6px 8px}.term span{text-overflow:ellipsis;max-width:220px;display:block;overflow:hidden}.term strong{color:#3f6b48;font-size:10px;font-weight:500;display:block}.negative-term{border-color:#ead9de}.negative-term strong{color:#b65a6e}.calculation-result{font:10px/1.8 var(--mono);color:#49683f;overflow-wrap:anywhere;margin-top:11px}.matrix-explanation{color:#7f8e75;justify-content:space-between;gap:15px;padding:16px 18px;font-size:11px;line-height:1.7;display:flex}.matrix-explanation>span{white-space:nowrap;font-size:9px}#matrix-canvas{border:1px solid var(--border);width:calc(100% - 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#becbb2;border-radius:50%;flex-shrink:0;width:9px;height:9px;display:inline-block}.led.on{background:#8ac74d;border-color:#7aae43;box-shadow:0 0 8px #a5d66e99}.end-gate .led.on{background:#e2ab4b;border-color:#d29939;box-shadow:0 0 8px #e2ab4b66}.history-panel{padding:14px 18px}.history-panel summary{font-size:11px;font-weight:500}.history-panel summary span{float:right;font:9px var(--mono);color:#8b987e}.history-panel ol{max-height:160px;font:9px/1.9 var(--mono);color:#7b896f;padding:0 0 0 19px;overflow:auto}.history-panel p{color:#8b987e;margin-top:11px;font-size:10px}footer{color:#94a088;justify-content:space-between;gap:20px;padding:28px 0 32px;font-size:10px;display:flex}@media (width>=1400px){.editor-wrap{height:570px}.vector-scroll{max-height:370px}.source-panel{position:sticky;top:20px}.screen-content canvas{width:140px;height:140px}}@media (width<=1100px){main,.masthead{padding:0 22px}.workspace{grid-template-columns:minmax(290px,.85fr) 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12px}#matrix-canvas{height:260px}.matrix-explanation{display:block}.matrix-explanation>span{margin-top:7px;display:block}footer{padding:22px 4px;font-size:9px;line-height:1.8;display:block}footer span{display:block}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}.editor-wrap{resize:vertical;min-height:220px;overflow:hidden}.editor-wrap textarea{resize:none}.compiler-config{border-top:1px solid var(--border);padding:14px 18px;font-size:11px}.compiler-config label{align-items:center;gap:8px;margin-top:12px;display:flex}.compiler-config p{color:var(--muted);margin-top:10px;font-size:10px;line-height:1.6}@media (width<=520px){.intro .equation{max-width:100%}.intro .equation small{white-space:normal;margin:7px 0 0;display:block}.masthead{gap:10px}.repo-link{white-space:normal;text-align:right;font-size:9px}.transport{flex-wrap:wrap}.transport-buttons{flex-wrap:wrap;flex:1;gap:6px;display:flex}.transport button{min-height:44px;font-size:12px}.transport .icon-button{min-width:44px}.program-picker select,.parameters input,.console-panel form input{min-height:44px;font-size:16px}.console-panel form button,.editor-footer button{min-height:44px}.console-panel form{flex-wrap:wrap}.console-panel form input{min-width:110px}.compiler-config label{min-height:44px}.device-checks label{min-height:36px}}.execution-workspace{border-radius:12px;overflow:hidden}.execution-workspace .machine-panel{border:0;border-bottom:1px solid var(--border);box-shadow:none;background:#f8faf6;border-radius:0;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px 24px;padding:16px 24px;display:grid}.execution-workspace .machine-panel>.panel-heading{border:0;grid-column:1/-1;min-height:0;padding:0}.execution-workspace .machine-panel .panel-heading h2{font-size:12px}.execution-workspace .machine-stats{flex-wrap:wrap;gap:10px 20px;padding:0;display:flex}.execution-workspace 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