/* Paper palette only: layout, physical grid spacing and trace geometry are shared. */
:root{--ecg-paper:#20272c;--ecg-grid:#323d44;--ecg-grid-major:#465158;--ecg-grid-gap:#323d4455;--ecg-grid-major-gap:#46515888;--ecg-trace:#e3e9ec;--ecg-label:#a5b4bc;--ecg-end:#252c30;--ecg-end-line:#657078}
:root[data-ecg-theme=light]{--ecg-paper:#fffafb;--ecg-grid:#eedce1;--ecg-grid-major:#dcbdc7;--ecg-grid-gap:#eedce155;--ecg-grid-major-gap:#dcbdc755;--ecg-trace:#243044;--ecg-label:#627983;--ecg-end:#ede8df;--ecg-end-line:#bfb2a0}
.sheet,.sheet.spaced-paper{background-color:var(--ecg-paper);color:var(--ecg-trace);outline:none}
.sheet.spaced-paper{background-image:linear-gradient(var(--ecg-grid-major-gap) 1px,transparent 1px),linear-gradient(90deg,var(--ecg-grid-major-gap) 1px,transparent 1px),linear-gradient(var(--ecg-grid-gap) 1px,transparent 1px),linear-gradient(90deg,var(--ecg-grid-gap) 1px,transparent 1px)}
.sheet .paper-background{fill:var(--ecg-paper)}
.sheet pattern path[stroke="#eedce1"]{stroke:var(--ecg-grid)}
.sheet pattern path[stroke="#dcbdc7"]{stroke:var(--ecg-grid-major)}
.sheet .ecg-trace[fill="none"]{stroke:var(--ecg-trace)}
.sheet .ecg-trace:not([fill="none"]){fill:var(--ecg-trace)}
.sheet .lead-label,.sheet .time-axis{color:var(--ecg-label)}
.sheet svg text{fill:var(--ecg-label)}
.sheet .lead-label:hover{background:transparent}
.sheet .signal-end{fill:var(--ecg-end)}
.sheet .signal-end+line{stroke:var(--ecg-end-line)}
.sheet .mark-handle{stroke:var(--ecg-paper)}
.ecg-theme-toggle{position:fixed;top:16px;right:70px;z-index:24;width:44px;height:44px;display:grid;place-items:center;border:1px solid #566168;border-radius:50%;background:#1b2227f5;color:var(--muted)}
.ecg-theme-toggle:hover{background:#2c353a;color:var(--ink)}
.ecg-theme-toggle[aria-pressed=true]{color:#ded5a2;border-color:#8b8569;background:#343429}
.ecg-theme-toggle .bulb-rays{opacity:0}
.ecg-theme-toggle[aria-pressed=true] .bulb-rays{opacity:1}
body:not(.ecg-screen) .ecg-theme-toggle{display:none}
body:has(.ecg-viewer.expanded) .ecg-theme-toggle{z-index:94}
@media(min-width:761px){.viewer-title{padding-left:110px;padding-right:110px}}
@media(max-width:760px){.ecg-theme-toggle{top:10px;right:62px;width:42px;height:42px}.viewer-title{padding-right:146px}.viewer-heading .screen-toggle{right:100px}}
@media(max-width:760px) and (max-height:480px){.ecg-theme-toggle{top:5px;width:34px;height:34px}.viewer-title{padding-right:136px}}
@media(forced-colors:active){.ecg-theme-toggle{background:Canvas;color:CanvasText;border-color:CanvasText}.ecg-theme-toggle[aria-pressed=true]{color:Highlight;border-color:Highlight}}