/* Steckbrett-Labor — Stromkreis-Baukasten (gemeinsam fuer alle Seiten).
   Wird von /assets/js/applets/steckbrett.js aufgebaut. Aenderungen hier
   wirken automatisch auf jeder Seite, die diese Datei einbindet.
   Rahmen, Punkte und Bedienelemente kommen aus kapitel/applet.css. */
#ck-svg.is-schem .ck-real{display:none}
#ck-svg:not(.is-schem) .ck-schem{display:none}
#ck-svg{touch-action:none;cursor:grab}   /* leere Fläche: Arbeitsbereich verschieben */
#ck-svg .applet-point-dot{opacity:0}
#ck-svg .applet-point-ring{r:36px}
#ck-svg .ck-wire-end .applet-point-ring{r:16px}
#ck-svg .ck-wire-mid .applet-point-ring{r:14px}
#ck-svg:not(.is-kbd) .applet-point-ring{opacity:0!important}   /* Fokusring ausschließlich bei Tastaturbedienung, nie bei Maus/Finger */
.ck-tools{margin-left:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ck-view{display:flex;align-items:center;gap:3px;background:rgba(255,255,255,.16);border-radius:999px;padding:3px}
.ck-zoom span{color:#fff;font-size:13px;font-weight:600;min-width:46px;text-align:center;font-variant-numeric:tabular-nums}
.applet-lab .ck-zoom button{padding:4px 12px;font-size:16px;line-height:1}
.applet-lab .ck-tb-btn{min-height:38px;height:38px;box-sizing:border-box;border:0;border-radius:999px;background:rgba(255,255,255,.16);color:#fff;padding:0 19px;font-weight:600;font-size:14px;line-height:1}
.applet-lab .ck-tb-btn:hover{background:rgba(255,255,255,.28)}
.applet-lab .ck-tb-btn:focus-visible{outline-color:#fff}
#ck-lab:fullscreen{width:100%;height:100%;margin:0;border-radius:0;border:0;display:flex;flex-direction:column;background:#faf6ee}
#ck-lab:fullscreen .applet-body{flex:1;display:flex;flex-direction:column;min-height:0}
#ck-lab:fullscreen .applet-stage{flex:1;min-height:0;display:flex}
#ck-lab:fullscreen .applet-stage svg{max-height:none;height:100%;width:100%;min-width:0}
#ck-lab:fullscreen .applet-actions{flex:none}
.applet-lab .ck-fold{position:absolute;z-index:2;min-height:22px;height:22px;width:22px;padding:0;border-radius:50%;font-size:12px;line-height:1;background:#fff;border:1px solid var(--fach-ink);color:var(--fach-ink);font-weight:700;display:flex;align-items:center;justify-content:center}
.applet-lab .ck-fold[aria-expanded="false"]{min-height:30px;height:30px;width:auto;padding:0 12px;background:var(--fach-ink);color:#fff;border-color:var(--fach-ink)}
.applet-lab .ck-view button{min-height:32px;border:0;border-radius:999px;background:transparent;color:#fff;padding:4px 16px;font-weight:600;font-size:14px}
.applet-lab .ck-view button:hover{background:rgba(255,255,255,.12)}
.applet-lab .ck-view button[aria-pressed="true"]{background:#fff;color:var(--fach-ink)}
.applet-lab .ck-view button:focus-visible{outline-color:#fff}
#ck-stage{position:relative}
.ck-ex{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:12px}
.ck-ex-label{font-family:'Fredoka',sans-serif;font-weight:700;font-size:15px;color:var(--fach-ink);margin-right:4px}
.applet-lab .ck-ex button{min-height:34px;padding:4px 14px;border-radius:999px;font-size:14px;border:1px solid var(--fach-ink);color:var(--fach-ink);background:#fff}
.applet-lab .ck-ex button:hover{background:var(--fach-ink);color:#fff}
.ck-pop{position:absolute;z-index:3;width:232px;background:#fff;border:1px solid var(--fach-ink);border-radius:10px;padding:8px 10px;box-shadow:0 10px 24px -12px rgba(47,47,47,.5);font-size:12px}
.ck-pop-head{font-weight:700;font-size:12px;color:var(--fach-ink);margin:0 0 6px}
.ck-pop-btns{display:flex;flex-wrap:wrap;gap:4px}
.applet-lab .ck-pop-btns button{min-height:28px;padding:2px 8px;font-size:12px;border-radius:6px;flex:1 1 auto}
.ck-pop-row{margin-top:6px}
.ck-pop-row label{display:flex;justify-content:space-between;font-weight:600;font-size:12px}
.ck-pop-row .applet-control-row{grid-template-columns:28px minmax(0,1fr) 28px;gap:6px;margin-top:2px}
.applet-lab .ck-pop-row .applet-control-row button{min-height:26px;font-size:16px}
.ck-pop-row .applet-control-row input{height:22px}
#ck-readout{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);margin:0;padding:0;border:0}   /* nur für Screenreader */
/* Zoom und Vollbild: schwebende Leiste oben links auf der Bühne (Balken bleibt einzeilig) */
.ck-float{position:absolute;left:10px;top:10px;z-index:2;display:flex;align-items:center;gap:2px;background:#fff;border:1px solid var(--rule,#e4dccb);border-radius:999px;padding:3px;box-shadow:0 4px 12px -6px rgba(47,47,47,.35)}
.applet-lab .ck-float button{min-height:30px;height:30px;min-width:30px;padding:0 10px;border:0;border-radius:999px;background:transparent;color:var(--fach-ink,#3d2a6b);font-weight:700;font-size:15px;line-height:1;cursor:pointer}
.applet-lab .ck-float button:hover{background:#f1ebf8}
.applet-lab .ck-float button:focus-visible{outline:3px solid #7c5fb5;outline-offset:1px}
.applet-lab .ck-float button[aria-pressed="true"]{background:var(--fach-ink,#3d2a6b);color:#fff}
.ck-float span{min-width:46px;text-align:center;font-size:12.5px;font-weight:700;color:var(--fach-ink,#3d2a6b);font-variant-numeric:tabular-nums}
@media print{.ck-float{display:none}}