/* Koordinaten-Werkbank (v40) */
.kf-wrap{display:grid;gap:8px}
.kf-svg{display:block;width:100%;max-width:560px;height:auto;margin:0 auto;border-radius:14px;border:1px solid var(--dark-border);touch-action:none;user-select:none}
.kf-svg.ist-interaktiv{cursor:crosshair}
.kf-3d{max-width:520px}
.kf-dreh{max-width:620px}
.kf-anzeige{margin:0;min-height:1.6em;font-variant-numeric:tabular-nums;font-weight:700;font-size:.95rem;color:var(--ct-a4efd8);text-align:center}
.ke-steuer{display:grid;gap:10px;margin-bottom:14px}
.ke-gruppe{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.ke-gruppe>span{font-size:.8rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin-right:4px;min-width:90px}
.ke-gruppe button{min-height:40px;padding:8px 12px;border-radius:999px;border:1px solid var(--dark-border);background:transparent;color:var(--text-primary);font:inherit;font-size:.86rem;font-weight:700;cursor:pointer}
.ke-gruppe button[aria-pressed=true]{background:var(--cf-153b35);border-color:var(--cr-8ce6ca);color:var(--ct-dffff2)}
.ke-gruppe button:focus-visible{outline:3px solid var(--cr-ffe08a);outline-offset:2px}
.ke-liste{margin-top:12px}
.ke-listekopf{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px}
.ke-punkte{margin:8px 0 0;padding-left:1.2em;display:grid;gap:4px;font-size:.92rem;font-variant-numeric:tabular-nums}
.ke-regler{display:grid;gap:8px;margin-top:10px}
.ke-regler label{display:grid;grid-template-columns:1.6em 1fr 4em auto;align-items:center;gap:8px;font-weight:700}
.ke-regler input[type=range]{width:100%;min-height:32px;accent-color:var(--ct-8ce6ca)}
.ke-regler output{text-align:right;font-variant-numeric:tabular-nums}
.ka-aufgabe{padding:clamp(16px,2.6vw,24px);border-radius:var(--radius-lg);border:1px solid var(--dark-border);background:var(--dark-card);margin-bottom:14px;scroll-margin-top:90px}
.ka-aufgabe.ist-geloest{border-color:var(--cr-2f7a60)}
.ka-aufgabe h3{margin:0 0 8px;font-size:1.08rem;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ka-haken{color:var(--ct-8ce6ca);font-weight:900}
.ka-frage{margin:0 0 12px;line-height:1.6}
.ka-programm{margin:0 0 12px;padding:12px 14px;border-radius:12px;background:var(--cf-0b1118);border:1px solid var(--dark-border);color:var(--ct-e8f1f4);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92rem;line-height:1.6;overflow:auto}
.ka-feld{margin-bottom:12px}
.ka-feld .ka-bahn{margin:6px auto 0;display:block}
.ka-setzhinweis{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px}
.ka-tabellebox{overflow:auto;margin-bottom:10px}
.ka-tabelle{border-collapse:collapse;min-width:280px}
.ka-tabelle th,.ka-tabelle td{padding:6px 8px;border-bottom:1px solid var(--dark-border);text-align:left}
.ka-tabelle thead th{font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted)}
.ka-tabelle input{width:6.5em;min-height:42px;padding:6px 8px;border-radius:9px;border:1px solid var(--dark-border);background:transparent;color:var(--text-primary);font:inherit;font-variant-numeric:tabular-nums}
.ka-zeilen{list-style:none;margin:0 0 10px;padding:0;display:grid;gap:6px}
.ka-zeile{width:100%;text-align:left;min-height:44px;padding:8px 12px;border-radius:10px;border:1px solid var(--dark-border);background:var(--cf-0b1118);color:var(--ct-e8f1f4);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92rem;cursor:pointer}
.ka-zeile[aria-selected=true]{border-color:var(--cr-8ce6ca);box-shadow:inset 0 0 0 1px var(--cf-8ce6ca)}
.ka-zeile.ist-falsch{border-color:var(--cr-ff5f6d);background:var(--cf-2a1418)}
.ka-zeile:disabled{cursor:default}
.ka-aktionen{margin-top:10px}
.fa-rueck{margin-top:10px}
.fa-rueck p{margin:8px 0}
.fa-loesung{padding:10px 12px;border-radius:10px;border-left:4px solid var(--cr-8ce6ca);background:var(--cf-10211f)}
.ka-stufen{display:grid;gap:10px;margin:10px 0}
.ka-stufe{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px}
.ka-stufe a{text-decoration:none}
.ka-stufe progress{width:100%;height:10px;appearance:none;border:0;border-radius:99px;overflow:hidden;background:var(--cf-26444d)}
.ka-stufe progress::-webkit-progress-bar{background:var(--cf-26444d)}
.ka-stufe progress::-webkit-progress-value{background:var(--cf-7be3c2)}
.ka-stufe progress::-moz-progress-bar{background:var(--cf-7be3c2)}
.ka-stufe span:last-child{font-variant-numeric:tabular-nums;font-weight:700}
.kl-stufe{scroll-margin-top:30px}
.kl-kopf{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:6px}
.kl-stand{font-size:.85rem;color:var(--text-muted);font-weight:700}
.kl-lektionen{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,400px),1fr));gap:14px;margin:12px 0 16px}
.kl-lektion{padding:16px 18px;border-radius:16px;border:1px solid var(--dark-border);background:var(--cf-0e1620)}
.kl-lektion h3{margin:0 0 8px;font-size:1rem}
.kl-lektion p,.kl-lektion li{font-size:.93rem;line-height:1.6}
.kl-lektion ul{margin:6px 0 0;padding-left:1.1em}
.kl-lektion figure{margin:10px 0 0}
.kl-lektion figure svg{display:block;width:100%;max-width:300px;height:auto;border-radius:10px}
.kl-lektion figcaption{font-size:.8rem;color:var(--text-muted);margin-top:4px}
.kl-merke{padding:12px 14px;border-radius:12px;border-left:4px solid var(--cr-ffd34d);background:var(--cf-1f1c10);font-size:.93rem;margin:12px 0}
@media(max-width:600px){.ke-gruppe>span{min-width:0;width:100%}.ke-regler label{grid-template-columns:1.6em 1fr 3.5em auto}.ka-stufe{grid-template-columns:auto 1fr;grid-template-rows:auto auto}.ka-stufe span:last-child{grid-column:2}}
@media print{.ke-steuer,.ka-aktionen{display:none}}

@media(max-width:600px){.wb-stapel thead{display:none}.wb-stapel,.wb-stapel tbody,.wb-stapel tr{display:block;min-width:0}.wb-stapel tr{padding:8px 0;border-bottom:1px solid var(--dark-border)}.wb-stapel th[scope=row]{display:block;border:0;padding:4px 0;white-space:normal}.wb-stapel td{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px;border:0;padding:3px 0}.wb-stapel td::before{content:attr(data-label);font-size:.8rem;color:var(--text-muted);font-weight:700}.wb-stapel td input,.wb-stapel td select{max-width:100%}.ka-tabellebox{contain:none}}
.ka-leiste{list-style:none;margin:0 0 12px;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.ka-leiste button{width:40px;height:40px;border-radius:50%;border:1px solid var(--dark-border);background:transparent;color:var(--text-primary);font:inherit;font-weight:800;cursor:pointer}
.ka-leiste button.ist-geloest{border-color:var(--cr-2f7a60);background:var(--cf-10211f);color:var(--ct-8ce6ca)}
.ka-leiste button.ist-aktiv{border-color:var(--cr-8ce6ca);box-shadow:inset 0 0 0 2px var(--cf-8ce6ca)}
.ka-leiste button:focus-visible{outline:3px solid var(--cr-ffe08a);outline-offset:2px}
.ka-nav{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.ka-zaehler{font-weight:700;color:var(--text-muted)}
.ka-buehne .ka-aufgabe{margin-bottom:12px}
.ka-leiste button.ist-offen{border-color:var(--cr-ff9f43);color:var(--ct-ffb469)}
.fa-hinweis{padding:10px 12px;border-radius:10px;border-left:4px solid var(--cr-ffd34d);background:var(--cf-1f1c10)}
.fa-option.ist-falsch{border-color:var(--cr-ff5f6d)}
.ka-tabelle input.ist-falsch,.fa-eingabe input.ist-falsch{border-color:var(--cr-ff5f6d);box-shadow:inset 0 0 0 1px var(--cf-ff5f6d)}
.ka-tabelle th{white-space:nowrap}
.kf-anzeige[hidden]{display:none}
@media(max-width:600px){.ka-tabelle input{width:5.2em;min-height:40px;padding:6px}.ka-tabelle th,.ka-tabelle td{padding:5px 4px}.ka-stufe{grid-template-columns:auto 1fr auto;grid-template-rows:auto}.ka-stufe span:last-child{grid-column:auto}}