:root{--chassis:#d8d7d1;--panel:#efeee9;--paper:#f8f7f2;--ink:#181817;--muted:#66655f;--line:#a3a29c;--orange:#ff4e00;--cobalt:#2843d4;--lcd:#1a1a19;--lcd-text:#ff7a33;--green:#a6ff3f;--sans:Arial,Helvetica,sans-serif;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace}*{box-sizing:border-box}html{background:#c8c7c1}body{margin:0;color:var(--ink);background:#c8c7c1;font-family:var(--sans)}button,input{font:inherit}button{color:inherit}.page-shell{min-height:100vh;padding:28px;display:grid;place-items:center}.instrument{width:min(1480px,100%);background:var(--chassis);border:1px solid #85847e;border-radius:4px;box-shadow:0 22px 55px rgba(29,28,25,.22),inset 0 1px rgba(255,255,255,.65);padding:18px}.topbar{min-height:126px;display:grid;grid-template-columns:76px 1fr auto;gap:22px;align-items:center;padding:18px 20px;background:var(--panel);border:1px solid 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var(--cobalt);outline-offset:2px}.response-panel{padding:14px;display:flex;flex-direction:column}.lcd{min-height:276px;background:var(--lcd);color:var(--lcd-text);border:5px solid #3c3b38;box-shadow:inset 0 0 24px #000;padding:18px;font-family:var(--mono)}.lcd-topline{color:#a6a49d;display:flex;justify-content:space-between;border-bottom:1px solid #474642;padding-bottom:12px}.lcd h2{margin:18px 0 26px;font-size:23px;letter-spacing:-.04em;text-transform:uppercase}.summary-row{display:grid;grid-template-columns:54px 1fr 24px;gap:8px;align-items:start;min-height:68px;position:relative}.summary-row span{color:#fff;font-size:11px}.summary-row p{margin:0;font-size:12px;line-height:1.45}.summary-row b{color:#fff;font-size:13px;text-align:right}.summary-row i{position:absolute;height:1px;background:#3f3e3b;bottom:13px;left:0;right:0}.response-copy{padding:24px 6px 20px}.response-copy h3{margin:6px 0 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