/* Lernbox (partials/lernbox.html.twig, js/lernbox.js): Studier-Button unten links, Karten, Quiz, Lernpfade */
.lb-hut{position:fixed;left:20px;bottom:20px;z-index:40;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;width:76px;height:76px;border-radius:50%;border:0;background:var(--ff-primaer);color:#fff;font:inherit;font-size:13px;font-weight:700;cursor:pointer;box-shadow:0 8px 24px rgba(36,48,46,.28)}
.lb-hut:hover{filter:brightness(1.1)}
.lb-hut[aria-expanded="true"]{background:var(--ff-akzent)}
.lb-box{position:fixed;left:20px;bottom:108px;z-index:40;width:min(420px,calc(100vw - 40px));max-height:calc(100vh - 140px);overflow:auto;background:#fff;border-radius:20px;box-shadow:0 16px 48px rgba(36,48,46,.25)}
.lb-kopf{display:flex;align-items:center;justify-content:space-between;padding:14px 18px 6px;background:var(--ff-primaer);color:#fff}
.lb-kopf b{font-family:var(--ff-titelschrift);font-size:20px}
.lb-kopf button{width:40px;height:40px;border:0;border-radius:10px;background:rgba(255,255,255,.16);color:#fff;font-size:24px;cursor:pointer}
.lb-themen{display:flex;gap:8px;flex-wrap:wrap;padding:6px 18px 14px;background:var(--ff-primaer)}
.lb-themen button{min-height:36px;padding:0 14px;border-radius:18px;border:0;background:rgba(255,255,255,.16);color:#fff;font:inherit;font-size:15px;font-weight:600;cursor:pointer}
.lb-themen button[aria-pressed="true"]{background:#fff;color:var(--ff-primaer)}
.lb-reiter{display:flex;border-bottom:1px solid var(--ff-linie);padding:0 10px}
.lb-reiter button{flex:1;min-height:46px;border:0;border-bottom:3px solid transparent;background:none;font:inherit;font-size:15px;font-weight:700;color:var(--ff-leise);cursor:pointer}
.lb-reiter button[aria-selected="true"]{color:var(--ff-primaer);border-bottom-color:var(--ff-primaer)}
.lb-koerper{padding:16px 18px 18px}
.lb-laden{margin:8px 0;color:var(--ff-leise)}
.lb-box:focus{outline:none}.lb-box:focus-visible{outline:3px solid var(--ff-akzent-hell);outline-offset:2px}
.lb-karte{border:1px solid var(--ff-linie);border-radius:16px;overflow:hidden;background:var(--ff-grund)}
.lb-karte img{display:block;width:100%;height:200px;object-fit:cover}
.lb-karte>div{padding:12px 14px}.lb-karte b{display:block;font-size:18px}.lb-karte small{color:var(--ff-leise);font-size:14px}
.lb-hinten{padding:16px;background:var(--ff-flaeche);min-height:200px}.lb-hinten b{font-family:var(--ff-titelschrift);font-size:20px;margin:4px 0}
.lb-hinten p{margin:0;font-size:16px}
.lb-knoepfe{display:flex;gap:10px;justify-content:flex-end;margin-top:12px}.lb-knoepfe .ff-knopf{min-height:44px;font-size:15px}
.lb-fuss{margin:12px 0 0;font-size:13px;color:var(--ff-leise)}
.lb-zaehler{color:var(--ff-leise)}.lb-frage{margin:4px 0 12px;font-weight:700;font-size:18px}
.lb-antwort{display:block;width:100%;text-align:left;margin:0 0 8px;padding:12px 14px;min-height:48px;border:2px solid var(--ff-linie);border-radius:12px;background:#fff;font:inherit;font-size:16px;color:var(--ff-text);cursor:pointer}
.lb-antwort:hover{border-color:var(--ff-primaer)}
.lb-richtig{border-color:var(--ff-primaer);background:var(--ff-flaeche)}.lb-falsch{border-color:var(--ff-akzent);background:var(--ff-akzent-flaeche)}
.lb-rueck{margin:8px 0 0;padding:12px 14px;border-radius:12px;font-size:15px}.lb-rueck-ok{background:var(--ff-flaeche)}.lb-rueck-nein{background:var(--ff-akzent-flaeche)}
.lb-pfad{margin:0;padding-left:22px}.lb-pfad li{padding:8px 0;border-bottom:1px solid #EEF2F0}.lb-pfad small{color:var(--ff-leise)}
.lb-themen select{width:100%;min-height:40px;border:0;border-radius:10px;padding:0 10px;font:inherit;font-size:16px;font-weight:700;color:var(--ff-primaer);background:#fff}
.lb-reiter small{font-weight:600;opacity:.7}
.lb-ohne-bild{background:var(--ff-flaeche)}.lb-ohne-bild>div{padding:22px 16px}
.lb-mehr{display:inline-block;margin-top:8px;font-weight:700;font-size:15px}
.lb-ergebnis{text-align:center;padding:24px 0}.lb-ergebnis b{display:block;font-size:44px;font-family:var(--ff-titelschrift);color:var(--ff-primaer)}.lb-ergebnis span{color:var(--ff-leise)}
.lb-pfade{display:flex;flex-direction:column;gap:8px}
.lb-pfad{border:1px solid var(--ff-linie);border-radius:12px;overflow:hidden}
.lb-pfad-kopf{display:block;width:100%;text-align:left;padding:12px 14px;border:0;background:#fff;font:inherit;cursor:pointer}
.lb-pfad-kopf b{display:block;font-size:16px}.lb-pfad-kopf small{color:var(--ff-leise);font-size:14px}
.lb-balken{display:block;height:5px;margin-top:6px;border-radius:3px;background:var(--ff-linie);overflow:hidden}.lb-balken span{display:block;height:100%;background:var(--ff-primaer)}
.lb-ziel{margin:0;padding:0 14px 6px;font-size:15px;color:var(--ff-leise)}
.lb-pfad ol{margin:0;padding:0 14px 12px 34px}.lb-pfad li{padding:4px 0;font-size:15px}.lb-pfad li small{display:block;color:var(--ff-leise)}
.lb-pfad li.lb-gelesen::marker{content:'✓ ';color:var(--ff-primaer)}
@media (max-width:640px){
  .lb-hut{left:12px;bottom:12px;width:64px;height:64px;font-size:12px}
  .lb-box{left:8px;right:8px;width:auto;bottom:86px;max-height:calc(100vh - 110px)}
}