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.signal-instrument-panel{position:relative;overflow:hidden;background:linear-gradient(180deg,rgba(18,22,27,.96),rgba(11,14,17,.98))}
.signal-instrument-panel:before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);background-size:28px 28px}
.signal-head,.instrument-intro,.signal-system,.sip-capture{position:relative;z-index:1}
.evidence-state{display:flex;gap:7px;align-items:center}.evidence-state span{font:600 10px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.08em;border:1px solid #37414b;border-radius:999px;padding:5px 8px;color:#aeb6bf;background:#12171c}
.instrument-intro{max-width:920px;color:#a8b0b8;margin:0 0 20px;font-size:14px;line-height:1.65}
.signal-system{border:1px solid #29313a;background:#0d1115;border-radius:10px;padding:18px 18px 16px}
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.signal-stages{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;list-style:none;margin:0;padding:0}
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.signal-stages li:nth-child(2) b{color:var(--lab-blue)}.signal-stages li:nth-child(3) b{color:var(--lab-green)}
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.telemetry-drop{fill:none;stroke:#3d4650;stroke-width:1;stroke-dasharray:2 6}
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.sip-capture{margin-top:16px;border:1px solid #33404c;border-radius:9px;background:#0a0e12;padding:16px;scroll-margin-top:24px;transition:border-color .2s ease,box-shadow .2s ease}
.sip-capture:target,.sip-capture.is-focus{border-color:#5b87b9;box-shadow:0 0 0 1px rgba(87,148,242,.18),0 14px 42px rgba(0,0,0,.22)}
.capture-title{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}.capture-title small{font:700 9px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.11em;color:#73808b}.capture-title h3{margin:5px 0 0;font-size:19px}.capture-collapse{border:1px solid #34404a;border-radius:6px;background:#11171c;color:#9aa5af;font:600 10px/1 ui-monospace,SFMono-Regular,Consolas,monospace;padding:7px 9px;cursor:pointer}
.capture-claim{max-width:950px;margin:13px 0 15px;color:#9ea8b1;font-size:13px;line-height:1.55}.capture-claim strong{color:#d6dbe0;font-weight:650}
.ladder-head{display:grid;grid-template-columns:1fr minmax(220px,2fr) 1fr;border-top:1px solid #252e36;border-bottom:1px solid #252e36;padding:7px 10px;color:#68747f;font:700 9px/1 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.12em}.ladder-head span:nth-child(2){text-align:center}.ladder-head span:last-child{text-align:right}
.sip-events{position:relative;list-style:none;margin:0;padding:6px 0;background:linear-gradient(90deg,transparent 15%,rgba(102,116,128,.23) 15%,rgba(102,116,128,.23) calc(15% + 1px),transparent calc(15% + 1px),transparent 85%,rgba(102,116,128,.23) 85%,rgba(102,116,128,.23) calc(85% + 1px),transparent calc(85% + 1px))}
.sip-events li{display:grid;grid-template-columns:1fr minmax(220px,2fr) 1fr;align-items:center;min-height:38px;padding:0 10px;color:#6f7a85;font:500 10px/1.35 ui-monospace,SFMono-Regular,Consolas,monospace}.sip-events li span:last-child{text-align:right}.sip-events b{text-align:center;color:#c0c7ce;font-weight:650;letter-spacing:.015em}.sip-events .ok b{color:var(--lab-green)}.sip-events .error b{color:var(--lab-red)}.sip-events .repeat b{color:var(--lab-amber);font-size:9px}
.evidence-footer{display:flex;align-items:center;gap:14px;flex-wrap:wrap;border-top:1px solid #252e36;padding-top:11px;color:#6e7983;font:500 9px/1.4 ui-monospace,SFMono-Regular,Consolas,monospace}.evidence-footer b{color:#98a2ac}.evidence-footer a{margin-left:auto;color:#8bb5e6;text-decoration:none}
.js .sip-capture{max-height:172px;overflow:hidden}.js .sip-capture.is-expanded{max-height:900px;overflow:visible}.js .sip-capture:not(.is-expanded) .capture-collapse{display:none}
@media (prefers-reduced-motion:reduce){.signal-stages a,.signal-stages button,.sip-capture{transition:none}.route-pulse{stroke-dasharray:none}}
@media (max-width:760px){.signal-stages{grid-template-columns:1fr 1fr}.signal-route-svg{display:none}.media-route{grid-template-columns:1fr;gap:7px}.media-route span:last-child{text-align:left}.media-route b{order:2}.observe-plane a b{margin-left:0;width:100%}.ladder-head{display:none}.sip-events{background:none}.sip-events li{grid-template-columns:70px 1fr 70px;padding:6px 0;border-bottom:1px solid #171e24;min-height:44px}.sip-events b{font-size:9px}.sip-events li span{font-size:8px}.evidence-footer a{margin-left:0}.js .sip-capture{max-height:190px}}
@media (max-width:460px){.signal-stages{grid-template-columns:1fr}.signal-stages a,.signal-stages button{min-height:78px}.evidence-state{display:none}.signal-system{padding:14px}.capture-title{gap:8px}.capture-claim{font-size:12px}}