/* ECG atlas: one shared palette, explicit measurements and readable visual paths. */
#ecg-interpretation{--atlas-accent:var(--guide-red-deep)}
#ecg-interpretation .page{font-size:9pt;line-height:1.35;padding:.28in .32in .22in;justify-content:flex-start}
#ecg-interpretation .page>*{flex-shrink:0}
#ecg-interpretation .pfoot{margin-top:auto;padding-top:6px}
#ecg-interpretation .head .title h1{font-size:20pt;line-height:1.1;white-space:normal;overflow:visible;text-overflow:clip}
#ecg-interpretation .head .title{overflow:visible}
#ecg-interpretation .head .title .sub{white-space:normal;font-size:7.5pt;line-height:1.3}
#ecg-interpretation .ecg-body h2{font-size:12pt;color:var(--atlas-accent);margin:12px 0 6px;line-height:1.2}
#ecg-interpretation .ecg-body h3{font-size:11pt;margin:0 0 6px;line-height:1.25}
#ecg-interpretation .ecg-body p{margin:7px 0}
#ecg-interpretation .ecg-body li{margin:5px 0}
#ecg-interpretation .ecg-body a{color:var(--atlas-accent);text-decoration-thickness:1px;text-underline-offset:3px}
#ecg-interpretation :is(a,summary,button,input):focus-visible{outline:3px solid var(--atlas-accent);outline-offset:4px}
#ecg-interpretation .ecg-grid,#ecg-interpretation .ecg-territory-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:12px 0}
#ecg-interpretation .ecg-card{min-width:0;background:var(--paper-warm);border:1px solid var(--rule-soft);border-top:3px solid var(--atlas-accent);padding:12px;margin:0}
#ecg-interpretation .ecg-card h2{margin-top:0}
#ecg-interpretation .ecg-card p:last-child{margin-bottom:0}
#ecg-interpretation .ecg-flow{list-style:none;counter-reset:step;padding:0;margin:12px 0;display:grid;gap:7px}
#ecg-interpretation .ecg-flow>li{counter-increment:step;position:relative;padding:11px 12px 11px 47px;border:1px solid var(--rule-soft);background:var(--paper);margin:0;break-inside:avoid}
#ecg-interpretation .ecg-flow>li:before{content:counter(step,decimal-leading-zero);position:absolute;left:10px;top:10px;display:grid;place-items:center;width:26px;height:26px;background:var(--atlas-accent);color:var(--paper);font-size:11px;font-weight:800;border-radius:50%}
#ecg-interpretation .ecg-flow>li:not(:last-child):after{content:'';position:absolute;left:22px;bottom:-9px;height:8px;border-left:2px solid var(--atlas-accent);z-index:1}
#ecg-interpretation .ecg-flow p{margin:4px 0 0}
#ecg-interpretation .ecg-pitfall,#ecg-interpretation .ecg-note{border-left:4px solid var(--atlas-accent);padding:10px 13px;margin:12px 0;background:var(--tint);break-inside:avoid}
#ecg-interpretation .ecg-pitfall p{margin:4px 0 0}
#ecg-interpretation :is(.ecg-measure,.ecg-equation,.ecg-takeaway){padding:12px 14px;margin:12px 0;border:1px solid var(--rule);background:var(--paper-warm);break-inside:avoid}
#ecg-interpretation .ecg-visual,#ecg-interpretation .ecg-hero-trace{margin:12px 0 16px;padding:12px;border:1px solid var(--rule-soft);border-radius:8px;background:var(--paper);overflow:hidden}
#ecg-interpretation .ecg-visual svg,#ecg-interpretation .ecg-hero-trace svg{display:block;width:100%;height:auto;max-height:260px}
#ecg-interpretation .ecg-visual img{display:block;max-width:100%;height:auto;max-height:340px;object-fit:contain;margin:auto}
#ecg-interpretation svg text{font-family:inherit}
#ecg-interpretation figcaption{font-size:7pt;line-height:1.4;color:var(--ink-2);margin-top:8px}
#ecg-interpretation table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:8.5pt;margin:12px 0}
#ecg-interpretation th{background:var(--ink);color:var(--paper);text-align:left;padding:8px}
#ecg-interpretation td{border:1px solid var(--rule-hair);padding:8px;vertical-align:top;overflow-wrap:break-word}
#ecg-interpretation tr:nth-child(2n) td{background:var(--paper-warm)}
#ecg-interpretation .ecg-recall{margin-top:14px;padding-top:10px;border-top:2px solid var(--atlas-accent);font-size:8pt}
#ecg-interpretation .ecg-case{margin:12px 0;border:1px solid var(--rule);border-radius:6px;overflow:hidden}
#ecg-interpretation .ecg-case summary{background:var(--paper-warm);font-weight:700;padding:12px;cursor:pointer}
#ecg-interpretation .ecg-case>div{padding:0 12px 8px}
#ecg-interpretation .ecg-recall summary{font-weight:700;cursor:pointer;padding:6px 0}
#ecg-interpretation .ecg-case-prompt{display:grid;gap:6px;padding:14px 18px;background:var(--ink);color:var(--paper);margin:10px 0}
#ecg-interpretation .ecg-case-prompt span{font-size:10px;letter-spacing:.1em}
#ecg-interpretation .ecg-record{margin:10px 0}
#ecg-interpretation .ecg-record img{display:block;width:100%;height:auto;max-height:460px;object-fit:contain;background:var(--paper)}
#ecg-interpretation .ecg-preview-label{font-size:8pt;color:var(--ink-2)}
#ecg-interpretation .ecg-route-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:14px 0}
#ecg-interpretation .ecg-route-grid a{display:flex;flex-direction:column;gap:7px;padding:13px 15px;border:1px solid var(--rule);text-decoration:none;background:var(--paper-warm);color:var(--ink)}
#ecg-interpretation .ecg-route-grid a:hover{border-color:var(--atlas-accent);background:var(--tint)}
#ecg-interpretation .ecg-route-grid span{font-size:8px;letter-spacing:.1em;font-weight:700;color:var(--atlas-accent)}
#ecg-interpretation .ecg-route-grid b{font-size:13pt;line-height:1.15}
#ecg-interpretation .ecg-route-grid small{font-size:8pt;line-height:1.35;color:var(--ink-2)}
#ecg-interpretation .ecg-lab-link a{display:block;border:1px solid var(--atlas-accent);background:var(--tint);padding:14px;font-weight:700;text-decoration:none}
#ecg-interpretation .ecg-report-stack{display:grid;gap:8px;margin:14px 0}
#ecg-interpretation .ecg-report-stack>div{display:grid;grid-template-columns:115px 1fr;gap:10px;padding:12px;background:var(--paper-warm);border-left:3px solid var(--atlas-accent)}
#ecg-interpretation .ecg-report-stack span{font-size:9px;color:var(--atlas-accent);font-weight:800}
#ecg-interpretation .ecg-lab{padding:20px;border:1px solid var(--atlas-accent);border-radius:10px;background:var(--paper-warm);margin:18px 0}
#ecg-interpretation .ecg-lab h3{font-size:1.25rem;margin:0 0 6px}
#ecg-interpretation .ecg-lab-fields{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;align-items:end}
#ecg-interpretation .ecg-lab label{display:grid;gap:6px;font-weight:600;font-size:.9rem}
#ecg-interpretation .ecg-lab input{width:100%;box-sizing:border-box;border:1px solid var(--rule);border-radius:4px;background:var(--paper);color:var(--ink);padding:11px;font:inherit}
#ecg-interpretation .ecg-lab button{border:1px solid var(--atlas-accent);border-radius:4px;padding:12px;background:var(--atlas-accent);color:var(--paper);font:inherit;font-weight:700;cursor:pointer}
#ecg-interpretation [data-lab-result]{display:flex;flex-wrap:wrap;gap:22px;margin:18px 0 8px}
#ecg-interpretation [data-lab-result] span{display:grid;gap:3px}
#ecg-interpretation [data-lab-result] small{font-size:.82rem;color:var(--ink-2)}
#ecg-interpretation [data-lab-result] b{font-size:2rem;color:var(--atlas-accent);line-height:1.1}
#ecg-interpretation [data-lab-result] i{font-size:.9rem;font-style:normal}
#ecg-interpretation .ecg-wct-choices,#ecg-interpretation .ecg-wct-navigation{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0}
#ecg-interpretation .ecg-wct-choices[hidden]{display:none}
#ecg-interpretation .ecg-wct-choices button{flex:1;min-width:88px;min-height:44px}
#ecg-interpretation .ecg-wct-navigation button{min-height:44px;background:var(--paper);color:var(--atlas-accent)}
#ecg-interpretation .ecg-lab button:disabled{opacity:.55;cursor:default}
#ecg-interpretation .ecg-wct-trail{padding-left:22px;font-size:.95rem}
@media screen{
 #ecg-interpretation.mcp-reader .stage{border-radius:4px;box-shadow:none;border-color:var(--rule-soft)}
 #ecg-interpretation.mcp-reader .stage>.page{padding:38px 38px 44px!important}
 #ecg-interpretation .ecg-body{font-size:1rem;line-height:1.6}
 #ecg-interpretation .ecg-body h2{font-size:1.3rem;margin-top:22px}
 #ecg-interpretation .ecg-body h3{font-size:1.12rem}
 #ecg-interpretation .ecg-card{padding:18px;border-radius:5px}
 #ecg-interpretation .ecg-card h2{font-size:1.15rem;margin-top:0}
 #ecg-interpretation .ecg-flow{gap:12px;margin:20px 0}
 #ecg-interpretation .ecg-flow>li{padding:18px 18px 18px 60px;border-radius:6px}
 #ecg-interpretation .ecg-flow>li:before{left:14px;top:16px;width:30px;height:30px;font-size:12px}
 #ecg-interpretation .ecg-flow>li:not(:last-child):after{left:28px;bottom:-14px;height:13px}
 #ecg-interpretation .ecg-route-grid{gap:12px}
 #ecg-interpretation .ecg-route-grid a{padding:21px 18px;border-radius:6px;min-height:100px;justify-content:center}
 #ecg-interpretation .ecg-route-grid span{font-size:.69rem}
 #ecg-interpretation .ecg-route-grid b{font-size:1.36rem}
 #ecg-interpretation .ecg-route-grid small{font-size:.85rem}
 #ecg-interpretation .ecg-route-grid a:last-child{background:var(--atlas-accent);color:var(--paper)}
 #ecg-interpretation .ecg-route-grid a:last-child :is(span,small){color:var(--paper)}
 #ecg-interpretation table{font-size:.95rem}
 #ecg-interpretation figcaption{font-size:.82rem}
 #ecg-interpretation .ecg-recall{font-size:.94rem}
 #ecg-interpretation .ecg-preview-label{font-size:.85rem}
 #ecg-interpretation .ecg-record img{max-height:730px}
 #ecg-interpretation .ecg-visual{padding:18px;margin:20px 0 24px}
 #ecg-interpretation .ecg-visual svg{max-height:350px}
 #ecg-interpretation .ecg-visual img{max-height:560px}
 #ecg-interpretation .ecg-takeaway{border:0;border-left:3px solid var(--atlas-accent);font-size:1.06rem}
 #ecg-interpretation .ecg-case summary{padding:16px;min-height:24px}
}
@media screen and (min-width:1100px){
 #ecg-interpretation .ecg-grid:has(>.ecg-visual:nth-child(3):last-child){grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media screen and (max-width:650px){
 #ecg-interpretation.mcp-reader .stage>.page{padding:24px 20px 32px!important}
 #ecg-interpretation .ecg-grid,#ecg-interpretation .ecg-route-grid,#ecg-interpretation .ecg-territory-grid{grid-template-columns:1fr}
 #ecg-interpretation .ecg-route-grid a{min-height:72px;padding:16px}
 #ecg-interpretation .ecg-lab-fields{grid-template-columns:1fr 1fr}
 #ecg-interpretation .ecg-lab button{grid-column:1/-1}
 #ecg-interpretation .ecg-visual{padding:10px}
 #ecg-interpretation .ecg-report-stack>div{grid-template-columns:1fr}
 #ecg-interpretation [data-lab-result] b{font-size:1.65rem}
}
@media print{
 #ecg-interpretation [data-chapter-key="wct-rwpt-score"] :is(th,td){padding-top:7px;padding-bottom:7px}
 #ecg-interpretation .ecg-hero-trace svg{max-height:150px}
 #ecg-interpretation .ecg-grid:has(>.ecg-visual:nth-child(3):last-child){grid-template-columns:repeat(3,minmax(0,1fr))}
 #ecg-interpretation .ecg-lab{display:none!important}
 #ecg-interpretation .ecg-grid{gap:7px;margin:8px 0}
 #ecg-interpretation .ecg-card{padding:8px}
 #ecg-interpretation .ecg-flow{gap:5px;margin:8px 0}
 #ecg-interpretation .ecg-flow>li{padding:7px 9px 7px 39px}
 #ecg-interpretation .ecg-flow>li:before{left:8px;top:7px;width:22px;height:22px;font-size:9px}
 #ecg-interpretation .ecg-flow>li:not(:last-child):after{left:18px;bottom:-7px;height:6px}
 #ecg-interpretation :is(.ecg-pitfall,.ecg-measure,.ecg-takeaway){padding:7px 10px;margin:8px 0}
 #ecg-interpretation .ecg-visual{padding:5px;margin:7px 0;border-radius:0}
 #ecg-interpretation .ecg-visual svg{max-height:205px}
 #ecg-interpretation .ecg-visual img{max-height:280px}
 #ecg-interpretation .ecg-recall{margin-top:8px;padding-top:6px}
 #ecg-interpretation details>*{display:block!important}
 #ecg-interpretation details::details-content{display:block!important;content-visibility:visible!important}
 #ecg-interpretation details summary{list-style:none}
 #ecg-interpretation .ecg-case summary{padding:7px 10px}
 #ecg-interpretation .ecg-case>div{padding:0 10px 5px}
 #ecg-interpretation .ecg-case p{margin:4px 0}
 #ecg-interpretation .ecg-example-page{font-size:8pt}
 #ecg-interpretation .ecg-example-page .ecg-body{line-height:1.25}
 #ecg-interpretation .ecg-example-page .ecg-case-prompt{padding:8px 10px}
 #ecg-interpretation .ecg-example-page .ecg-record img{max-height:475px}
 #ecg-interpretation .ecg-example-page figcaption{font-size:6.7pt}
 #ecg-interpretation .ecg-example-page .ecg-recall{font-size:7.5pt}
}

/* October 2026 source-backed rhythm comparison. */
#ecg-interpretation .ecg-review-strip{display:block;width:100%;height:auto;max-width:100%}
#ecg-interpretation .ecg-visual.dx-motion{margin:0}