:root{
  --bc-blue:#173f6d;
  --bc-blue-dark:#0b2748;
  --bc-orange:#f7a400;
  --bc-bg1:#eef6ff;
  --bc-bg2:#fff8ea;
  --bc-card:#ffffff;
  --bc-text:#0b2748;
  --bc-muted:#52627a;
  --bc-line:#dce6f1;
  --bc-good:#16876b;
  --bc-danger:#d64545;
  --bc-shadow:0 14px 34px rgba(11,39,72,.13);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--bc-text);
  background:
    radial-gradient(circle at 20% 0%,rgba(247,164,0,.18),transparent 32%),
    radial-gradient(circle at 95% 90%,rgba(22,135,107,.16),transparent 28%),
    linear-gradient(145deg,var(--bc-bg1),var(--bc-bg2));
  font-size:16px;
}
.hidden{display:none!important}
.app-container{
  display:flex;
  flex-direction:column;
  align-items:center;
  width:100%;
  max-width:900px;
  margin:0 auto;
  padding:10px 10px 14px;
}
.flashcard-container{width:100%}

/* Login */
.login-screen{
  position:fixed;inset:0;z-index:50;
  display:flex;align-items:center;justify-content:center;
  padding:16px;
  background:linear-gradient(145deg,var(--bc-bg1),var(--bc-bg2));
}
.login-card{
  width:min(420px,100%);
  background:rgba(255,255,255,.97);
  border:1px solid var(--bc-line);
  border-radius:24px;
  padding:22px;
  box-shadow:var(--bc-shadow);
}
.login-logo{width:64px;height:64px;border-radius:15px;object-fit:contain}
.login-card h1{margin:10px 0 8px;color:var(--bc-blue);font-size:2rem;line-height:1.08}
.login-card p{margin:0 0 16px;color:var(--bc-muted);font-size:1.05rem;line-height:1.35}
.login-card label{display:block;font-weight:900;color:var(--bc-blue)}
.login-card input{
  width:100%;
  margin-top:8px;
  padding:14px 16px;
  border:2px solid #9fb4d1;
  border-radius:18px;
  font:inherit;
  font-size:1.18rem;
  outline:none;
}
.login-card input:focus{border-color:var(--bc-blue);box-shadow:0 0 0 4px rgba(23,63,109,.14)}
.login-card button{
  width:100%;
  margin-top:16px;
  padding:14px 16px;
  border:0;
  border-radius:18px;
  background:var(--bc-blue);
  color:white;
  font-weight:900;
  font-size:1.08rem;
}
.form-error{color:var(--bc-danger);font-weight:900;margin-top:12px;line-height:1.35}

/* Kopf */
.header-box{
  width:100%;
  background:rgba(255,255,255,.96);
  border:1px solid var(--bc-line);
  border-radius:18px;
  padding:10px 12px;
  margin-bottom:8px;
  box-shadow:0 8px 22px rgba(11,39,72,.09);
}
.bc-brand-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:nowrap}
.bc-brand-text b{display:block;font-size:18px;line-height:1.08;color:var(--bc-blue)}
.bc-brand-text span{display:block;font-size:13px;color:var(--bc-muted);margin-top:3px}
.bc-logo{width:46px;height:46px;object-fit:contain;border-radius:12px;flex:0 0 auto}
.app-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px;margin-left:auto}
.connection-status,.app-version{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:74px;
  padding:4px 8px;
  border-radius:999px;
  font-size:.72rem;
  font-weight:900;
  line-height:1.1;
  white-space:nowrap;
}
.connection-status{background:#e8f7f1;color:var(--bc-good);border:1px solid rgba(22,135,107,.22)}
.connection-status.is-offline{background:#fff2d9;color:#9b5a00;border-color:rgba(247,164,0,.35)}
.app-version{background:#eef3f9;color:var(--bc-muted);border:1px solid var(--bc-line)}

/* Auswahl / Fortschritt */
.topic-selector{margin-bottom:8px;width:100%}
#topic-select{
  width:100%;
  padding:12px 14px;
  font-size:1rem;
  font-weight:800;
  border-radius:16px;
  border:1px solid var(--bc-line);
  background:#fff;
  color:var(--bc-text);
  box-shadow:0 6px 14px rgba(11,39,72,.06);
}
.controls{margin:10px 0;display:flex;gap:8px;width:100%}
.control-btn{
  padding:10px 12px;
  border:1px solid var(--bc-line);
  border-radius:14px;
  background:#fff;
  color:var(--bc-blue);
  font-weight:850;
}
.active{background:var(--bc-blue)!important;color:white!important}
.progress-text{width:100%;text-align:center;margin:0 0 5px;font-size:.88rem;color:var(--bc-muted)}
.progress-container{width:100%;background:#e6edf5;border-radius:999px;margin-bottom:8px;overflow:hidden}
.progress-bar{width:0%;height:10px;background:linear-gradient(90deg,var(--bc-orange),#ffc857);border-radius:999px;transition:width .35s ease}

/* Karten */
.card{
  width:100%;
  aspect-ratio:1712/1675;
  perspective:1000px;
  position:relative;
  margin-bottom:8px;
}
.card-inner{width:100%;height:100%;transform-style:preserve-3d;transition:transform .45s;border-radius:20px;box-shadow:var(--bc-shadow)}
.card.flipped .card-inner{transform:rotateY(180deg)}
.card-front,.card-back{
  position:absolute;inset:0;
  backface-visibility:hidden;
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  text-align:center;
  padding:20px;
  border-radius:20px;
  overflow-y:auto;
  color:var(--bc-text);
  background:linear-gradient(180deg,#fff,#f8fbff);
  border:1px solid var(--bc-line);
  font-size:clamp(1.12rem,3vw,1.55rem);
  line-height:1.35;
}
.card-front{border-top:5px solid var(--bc-blue)}
.card-back{transform:rotateY(180deg);border-top:5px solid var(--bc-orange)}
.card-back img{max-width:100%;max-height:100%;border-radius:12px}

.question-reference{
  align-self:flex-start;
  margin:0 0 8px;
  padding:3px 8px;
  border:1px solid var(--bc-line);
  border-radius:999px;
  color:var(--bc-muted);
  background:rgba(255,255,255,.78);
  font-size:.72rem;
  font-weight:800;
  line-height:1;
  letter-spacing:.03em;
}

/* Prüfungs-/MC-Ansicht */
.card.is-exam-card{
  height:min(66dvh,640px);
  min-height:500px;
  aspect-ratio:auto;
  perspective:none;
}
.card.is-exam-card .card-inner{
  transform:none!important;
  transition:none;
  transform-style:flat;
  box-shadow:none;
  border-radius:0;
}
.card.is-exam-card .card-front,
.card.is-exam-card .card-back{
  position:relative;
  transform:none!important;
  backface-visibility:visible;
  height:100%;
  width:100%;
  display:flex;
  justify-content:flex-start;
  align-items:stretch;
  text-align:left;
  padding:15px;
  box-shadow:var(--bc-shadow);
  border-radius:20px;
}
.card.is-exam-card .card-back{display:none;border-top:5px solid var(--bc-orange)}
.card.is-exam-card.flipped .card-front{display:none}
.card.is-exam-card.flipped .card-back{display:flex}

.mc-question{
  margin:0 0 10px;
  padding:0 0 9px;
  border-bottom:1px solid var(--bc-line);
  font-weight:900;
  font-size:clamp(1rem,2.6vw,1.22rem);
  line-height:1.3;
  color:var(--bc-blue);
}
.mc-question small{
  display:block;
  margin-top:5px;
  color:var(--bc-muted);
  font-size:.84rem;
  font-weight:750;
}
.mc-options-list{list-style:none;margin:0;padding:0;width:100%;text-align:left}
.mc-options-list li{
  border:1px solid var(--bc-line);
  border-radius:14px;
  margin-bottom:7px;
  background:#fff;
  padding:10px 11px;
  box-shadow:0 4px 10px rgba(11,39,72,.045);
  font-size:clamp(.96rem,2.4vw,1.05rem);
  line-height:1.3;
}
.mc-options-list li label{display:flex;gap:10px;align-items:flex-start;margin:0;cursor:pointer}
.mc-options-list li input[type="checkbox"]{
  margin:2px 0 0;
  min-width:20px;width:20px;height:20px;
  accent-color:var(--bc-orange);
}
.user-correct{background-color:#d7f4e8!important;border-color:#16876b!important;font-weight:bold}
.user-incorrect{background-color:#ffe0e0!important;border-color:#d64545!important;text-decoration:line-through}
.missed-correct{background-color:#eefaf5!important;border-style:dashed!important;border-color:#16876b!important;font-weight:bold}
.cloze-sentence{
  width:100%;
  margin:12px 0 6px;
  padding:18px;
  border:1px solid var(--bc-line);
  border-radius:16px;
  background:#f8fbff;
  color:var(--bc-text);
  font-size:clamp(1rem,2.6vw,1.18rem);
  line-height:1.7;
  text-align:left;
}
.cloze-blank-button{
  display:inline-flex;
  width:auto;
  min-width:132px;
  max-width:100%;
  min-height:34px;
  margin:0 4px;
  padding:5px 12px;
  vertical-align:middle;
  align-items:center;
  justify-content:center;
  border:2px solid #7ca9d4;
  border-radius:8px;
  background:#fff;
  color:var(--bc-blue);
  box-shadow:none;
  font:inherit;
  line-height:1.25;
}
.cloze-blank-button.has-selection{border-color:var(--bc-orange);background:#fff8ea}
.cloze-option-panel{
  position:fixed;
  top:0;
  right:0;
  z-index:120;
  width:min(390px,92vw);
  height:100dvh;
  padding:16px;
  overflow-y:auto;
  background:#d9f1ff;
  border-left:2px solid #8bc4e8;
  box-shadow:-18px 0 42px rgba(8,33,61,.25);
  transform:translateX(105%);
  visibility:hidden;
  transition:transform .24s ease,visibility 0s linear .24s;
}
.cloze-option-panel.is-open{
  transform:translateX(0);
  visibility:visible;
  transition-delay:0s;
}
.cloze-option-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;color:var(--bc-blue)}
.cloze-panel-close{
  flex:0 0 auto;
  width:42px;
  height:42px;
  margin:0;
  padding:0;
  border-radius:50%;
  background:#fff;
  color:var(--bc-blue);
  font-size:1.7rem;
  line-height:1;
}
.cloze-option-buttons{display:grid;gap:8px}
.cloze-option-button{
  width:100%;
  margin:0;
  padding:11px 12px;
  border:1px solid #70b5df;
  border-radius:8px;
  background:#bfe6fa;
  color:#173f6d;
  box-shadow:none;
  text-align:left;
  font-size:.98rem;
  line-height:1.3;
}
.cloze-option-button:hover,.cloze-option-button:focus,.cloze-option-button.is-selected{background:#fff;border-color:var(--bc-blue)}
.cloze-solution-heading{margin:14px 0 7px;font-weight:900;color:var(--bc-blue)}
.cloze-result-gap{
  display:inline-block;
  min-width:132px;
  margin:0 4px;
  padding:4px 10px;
  border:2px solid var(--bc-line);
  border-radius:8px;
  text-align:center;
}
.cloze-result-gap.user-correct,.cloze-result-gap.user-incorrect{text-decoration:none}
.mc-per-question-result{
  margin:0 0 10px;
  padding:9px 10px;
  border-radius:14px;
  background:#fff8ea;
  border:1px solid #ffd891;
  color:var(--bc-blue);
  font-weight:900;
  font-size:.92rem;
}
.explanation-box{
  margin-top:10px;
  padding:11px;
  background:#eef6ff;
  border-left:5px solid var(--bc-blue);
  border-radius:12px;
  text-align:left;
  font-size:.92rem;
  line-height:1.42;
}
.explanation-box strong{display:block;margin-bottom:4px;color:var(--bc-blue)}

/* Buttons */
.card-buttons{display:flex;flex-direction:column;width:100%;gap:7px}
.button-row{display:flex;justify-content:center;gap:8px;width:100%}
button{
  cursor:pointer;
  border:1px solid var(--bc-line);
  border-radius:16px;
  background:#fff;
  color:var(--bc-blue);
  font-weight:900;
  font-size:1rem;
  padding:11px 12px;
  flex:1 1 0;
  box-shadow:0 6px 14px rgba(11,39,72,.07);
}
.button-row:not(.secondary-actions):not(.difficulty-row) button:nth-child(2){background:var(--bc-orange);border-color:var(--bc-orange);color:#111}
.button-row:not(.secondary-actions):not(.difficulty-row) button:nth-child(3){background:var(--bc-blue);border-color:var(--bc-blue);color:#fff}
.btn-schwer{border-color:#f44336;color:#9b1c1c}
.btn-mittel{border-color:#ffc107;color:#8a5b00}
.btn-einfach{border-color:#4CAF50;color:#176331}
.btn-icon{display:none}
.difficulty-note{font-size:.9rem;color:var(--bc-blue);font-weight:900;text-align:center}
.secondary-actions button{
  font-size:.86rem;
  padding:9px 12px;
  background:#f3f7fb;
  color:var(--bc-muted);
  flex:0 1 auto;
  box-shadow:none;
}

/* Timer */
.timer-container{
  display:flex;flex-flow:row wrap;justify-content:center;align-items:center;gap:8px;
  margin:8px 0 10px;
  width:100%;
  background:rgba(255,255,255,.94);
  border:1px solid var(--bc-line);
  border-radius:18px;
  padding:10px;
  box-shadow:var(--bc-shadow);
}
.timer-label{font-weight:900;color:var(--bc-blue)}
#timer-display{
  font-size:1rem;color:#d32f2f;font-weight:900;
  background:#fff;padding:7px 10px;border-radius:12px;border:1px solid var(--bc-line);
  font-family:'Courier New',Courier,monospace;min-width:100px;text-align:center;
}
.timer-btn{display:flex;align-items:center;justify-content:center;padding:0;width:36px;height:36px;border-radius:50%;flex:0 0 auto}
.exam-new-btn{border:0;border-radius:14px;background:var(--bc-orange);color:#111;font-weight:900;padding:10px 12px;box-shadow:0 8px 18px rgba(242,169,59,.22);cursor:pointer}
.exam-new-btn:hover{filter:brightness(.98);transform:translateY(-1px)}
#exam-score{font-size:.9rem;background:#f8fbff;padding:8px;border-radius:12px;border:1px solid var(--bc-line);width:100%;text-align:center;font-weight:750}
#visitor-counter{text-align:center;margin:14px 0 10px;font-size:.82rem;color:var(--bc-muted)}
#printable-content{display:none}

/* Smartphone: mobile-first, weniger Container, feste Buttonleiste */
@media(max-width:520px){
  body{font-size:16px;padding:0}
  .app-container{
    max-width:100%;
    padding:6px 6px calc(92px + env(safe-area-inset-bottom));
  }
  .login-screen{align-items:flex-start;padding:10px 12px}
  .login-card{
    margin-top:8px;
    padding:16px 18px 18px;
    border-radius:20px;
    width:min(360px,100%);
  }
  .login-logo{width:50px;height:50px;border-radius:12px}
  .login-card h1{font-size:1.55rem;line-height:1.08;margin:8px 0 8px}
  .login-card p{font-size:.98rem;line-height:1.28;margin-bottom:12px}
  .login-card input{font-size:1.08rem;padding:12px 14px;border-radius:16px}
  .login-card button{font-size:1rem;padding:12px 14px;border-radius:16px;margin-top:12px}

  .header-box{
    padding:7px 9px;
    margin-bottom:6px;
    border-radius:14px;
    box-shadow:0 5px 14px rgba(11,39,72,.06);
  }
  .bc-logo{width:34px;height:34px;border-radius:9px}
  .bc-brand-text b{font-size:15px}
  .bc-brand-text span{font-size:11px;margin-top:1px}

  #topic-select{
    padding:9px 10px;
    font-size:.92rem;
    border-radius:13px;
  }
  .controls{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:6px;
    margin:7px 0;
  }
  .control-btn{font-size:.78rem;padding:8px 7px;border-radius:12px}
  .progress-text{font-size:.78rem;margin-bottom:3px}
  .progress-container{margin-bottom:6px}.progress-bar{height:8px}

  .timer-container{padding:7px;margin:6px 0;border-radius:14px;gap:6px;box-shadow:none}
  .timer-label{display:none}
  #timer-display{font-size:.9rem;padding:6px 8px;min-width:92px}
  .timer-btn{width:34px;height:34px}
  #exam-score{font-size:.78rem;padding:6px}

  .card{
    margin-bottom:7px;
    aspect-ratio:auto;
    min-height:calc(100dvh - 245px);
  }
  .card:not(.is-exam-card){height:calc(100dvh - 245px)}
  .card-inner{border-radius:14px;box-shadow:0 8px 18px rgba(11,39,72,.10)}
  .card-front,.card-back{
    padding:14px;
    border-radius:14px;
    border-top-width:4px;
    font-size:1.08rem;
    line-height:1.32;
  }

  .card.is-exam-card{
    height:auto;
    min-height:0;
    margin-bottom:7px;
  }
  .card.is-exam-card .card-front,
  .card.is-exam-card .card-back{
    min-height:calc(100dvh - 270px);
    max-height:none;
    padding:8px 5px 4px;
    border:0;
    border-top:0;
    border-radius:0;
    box-shadow:none;
    background:transparent;
    overflow:visible;
  }

  .mc-question{
    margin:0 0 8px;
    padding:8px 8px 9px;
    border:1px solid var(--bc-line);
    border-left:4px solid var(--bc-blue);
    border-radius:12px;
    background:rgba(255,255,255,.88);
    font-size:.98rem;
    line-height:1.27;
  }
  .mc-question small{font-size:.74rem;margin-top:4px}
  .mc-options-list li{
    margin-bottom:5px;
    padding:8px 9px;
    border-radius:12px;
    box-shadow:none;
    font-size:.9rem;
    line-height:1.24;
  }
  .mc-options-list li label{gap:8px}
  .mc-options-list li input[type="checkbox"]{
    width:18px;height:18px;min-width:18px;margin-top:1px;
  }
  .mc-per-question-result{
    margin:0 0 7px;
    padding:8px 9px;
    font-size:.82rem;
    border-radius:12px;
  }
  .explanation-box{
    margin-top:7px;
    padding:9px;
    font-size:.84rem;
    line-height:1.34;
    border-radius:10px;
  }

  .card-buttons{
    position:fixed;
    left:0;right:0;bottom:0;
    z-index:20;
    padding:6px 6px calc(6px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.96);
    border-top:1px solid var(--bc-line);
    box-shadow:0 -8px 22px rgba(11,39,72,.12);
    gap:5px;
  }
  .button-row{gap:4px}
  .main-actions button,
  .difficulty-row button{
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:2px;
    min-height:46px;
    padding:4px 3px;
    border-radius:11px;
    font-size:.68rem;
    line-height:1;
    box-shadow:none;
  }
  .btn-icon{
    display:block;
    font-size:1.22rem;
    line-height:1;
    font-weight:900;
  }
  .difficulty-row{order:-1}
  .difficulty-note{display:none!important}
  .secondary-actions{
    display:grid;
    grid-template-columns:1fr 1fr;
  }
  .secondary-actions button{
    font-size:.72rem;
    min-height:30px;
    padding:5px 8px;
    border-radius:10px;
  }
  #visitor-counter{display:none}
}

@media(max-width:360px){
  .mc-question{font-size:.92rem}
  .mc-options-list li{font-size:.84rem;padding:7px 8px}
  .main-actions button,.difficulty-row button{font-size:.62rem}
  .btn-icon{font-size:1.08rem}
}

@media print{
  body *{display:none}
  #printable-content,#printable-content *{display:block}
  .printable-card{page-break-inside:avoid;border:1px solid #ccc;border-radius:8px;padding:15px;margin-bottom:20px}
  .printable-card h3{font-size:14pt;margin:0 0 10px;color:#000}
  .printable-card div{font-size:12pt;color:#333}
}


.form-ok{color:var(--bc-good);font-weight:800;margin-top:12px}
.admin-wrap{max-width:980px;margin:0 auto;padding:24px}
.admin-panel{display:grid;gap:18px}
.admin-head,.class-card,.admin-form,.ad-editor-card{background:#fff;border:1px solid var(--bc-line);border-radius:22px;padding:18px;box-shadow:0 10px 26px rgba(11,39,72,.10)}
.admin-head{display:flex;justify-content:space-between;gap:16px;align-items:center}
.admin-head h1,.admin-head p{margin:0}
.class-list{display:grid;gap:10px}
.class-card{display:flex;justify-content:space-between;gap:12px;align-items:center}
.class-card b,.class-card span,.class-card small{display:block}
.class-card span,.class-card small{color:var(--bc-muted)}
.admin-form label{display:block;font-weight:800;color:var(--bc-blue);margin-top:12px}
.admin-form input,.admin-form textarea{width:100%;padding:12px 14px;border:1px solid var(--bc-line);border-radius:14px;font:inherit;margin-top:6px}
.admin-form button,.admin-head button,.class-card button{background:var(--bc-blue);color:#fff;border-color:var(--bc-blue);width:100%;margin-top:16px}
.class-card button{width:auto;margin:0;padding:8px 12px}
.class-card .danger{background:#fff;color:var(--bc-danger);border-color:#ffcaca}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.check{display:flex!important;align-items:center;gap:10px}.check input{width:auto!important}
@media(max-width:640px){.admin-head,.class-card{flex-direction:column;align-items:stretch}.form-grid{grid-template-columns:1fr}.admin-wrap{padding:12px}}

/* v6 Smartphone-Kompaktmodus nach Bildungscampus-Vorlage: mehr Platz für die Lernkarte, Mini-Symbolleiste */
@media(max-width:520px){
  html,body{overflow-x:hidden}
  body{font-size:15px;padding:0}

  .app-container{
    max-width:100%;
    min-height:100svh;
    padding:5px 5px calc(70px + env(safe-area-inset-bottom))!important;
  }

  .header-box{
    padding:5px 7px!important;
    margin-bottom:4px!important;
    border-radius:14px!important;
    box-shadow:0 4px 10px rgba(11,39,72,.06)!important;
  }
  .bc-logo{width:30px!important;height:30px!important;border-radius:8px!important}
  .bc-brand-text b{font-size:14px!important;line-height:1.02!important}
  .bc-brand-text span{font-size:10px!important;margin-top:1px!important;line-height:1.05!important}

  #topic-select{
    padding:6px 8px!important;
    font-size:.82rem!important;
    border-radius:10px!important;
    line-height:1.15!important;
  }
  .topic-selector{margin-bottom:4px!important}

  .controls{
    display:grid!important;
    grid-template-columns:1fr 1fr!important;
    gap:4px!important;
    margin:4px 0!important;
  }
  .control-btn{
    min-height:28px!important;
    padding:4px 5px!important;
    border-radius:9px!important;
    font-size:.66rem!important;
    line-height:1.05!important;
    box-shadow:0 3px 8px rgba(31,78,121,.08)!important;
  }

  .progress-text{font-size:.68rem!important;margin:0 0 2px!important;line-height:1.1!important}
  .progress-container{height:6px!important;margin-bottom:4px!important;border-radius:99px!important}
  .progress-bar{height:6px!important}

  .timer-container{
    padding:4px!important;
    margin:4px 0!important;
    border-radius:10px!important;
    gap:4px!important;
    box-shadow:none!important;
  }
  .timer-label{display:none!important}
  #timer-display{font-size:.76rem!important;padding:4px 6px!important;min-width:78px!important;border-radius:8px!important}
  .timer-btn{width:28px!important;height:28px!important;font-size:.9rem!important}
  #exam-score{font-size:.66rem!important;padding:4px!important;line-height:1.1!important}

  .flashcard-container{
    padding:0!important;
    box-shadow:none!important;
    background:transparent!important;
    border:0!important;
  }

  .card{
    margin-bottom:4px!important;
    min-height:calc(100svh - 188px)!important;
    height:calc(100svh - 188px)!important;
    border-radius:14px!important;
    overflow:hidden!important;
  }
  .card:not(.is-exam-card){height:calc(100svh - 188px)!important}
  .card-inner{
    border-radius:14px!important;
    box-shadow:0 8px 18px rgba(11,39,72,.10)!important;
  }
  .card-front,.card-back{
    padding:11px!important;
    border-radius:14px!important;
    border-top-width:4px!important;
    font-size:1rem!important;
    line-height:1.27!important;
  }

  .card.is-exam-card{
    height:auto!important;
    min-height:0!important;
    margin-bottom:4px!important;
    overflow:visible!important;
  }
  .card.is-exam-card .card-front,
  .card.is-exam-card .card-back{
    min-height:calc(100svh - 206px)!important;
    max-height:none!important;
    padding:6px 4px 3px!important;
    border:0!important;
    border-top:0!important;
    border-radius:0!important;
    box-shadow:none!important;
    background:transparent!important;
    overflow:visible!important;
  }

  .mc-question{
    margin:0 0 5px!important;
    padding:6px 7px!important;
    border-radius:10px!important;
    font-size:.88rem!important;
    line-height:1.2!important;
  }
  .mc-question small{font-size:.68rem!important;margin-top:3px!important}
  .mc-options-list li{
    margin-bottom:4px!important;
    padding:6px 7px!important;
    border-radius:10px!important;
    box-shadow:none!important;
    font-size:.8rem!important;
    line-height:1.18!important;
  }
  .mc-options-list li label{gap:7px!important}
  .mc-options-list li input[type="checkbox"]{width:17px!important;height:17px!important;min-width:17px!important;margin-top:0!important}
  .mc-per-question-result{margin:0 0 5px!important;padding:6px 7px!important;font-size:.74rem!important;border-radius:10px!important}
  .explanation-box{margin-top:5px!important;padding:7px!important;font-size:.76rem!important;line-height:1.26!important;border-radius:9px!important}

  .card-buttons{
    position:fixed!important;
    left:0!important;right:0!important;bottom:0!important;
    z-index:20!important;
    padding:4px 5px calc(4px + env(safe-area-inset-bottom))!important;
    background:rgba(255,255,255,.97)!important;
    border-top:1px solid var(--bc-line)!important;
    box-shadow:0 -5px 16px rgba(11,39,72,.10)!important;
    gap:3px!important;
  }
  .button-row{gap:3px!important;width:100%!important}
  .main-actions,.difficulty-row{display:grid!important;grid-template-columns:repeat(4,1fr)!important}
  .difficulty-row{grid-template-columns:repeat(3,1fr)!important;order:-1!important}

  .main-actions button,
  .difficulty-row button{
    min-height:31px!important;
    height:31px!important;
    padding:0!important;
    border-radius:0!important;
    background:transparent!important;
    color:var(--bc-blue)!important;
    border:0!important;
    box-shadow:none!important;
    display:flex!important;
    flex-direction:column!important;
    align-items:center!important;
    justify-content:flex-start!important;
    gap:1px!important;
    white-space:nowrap!important;
    font-size:8px!important;
    line-height:1!important;
  }
  .main-actions button span:last-child,
  .difficulty-row button span:last-child{
    font-size:8px!important;
    line-height:1!important;
    font-weight:800!important;
    color:var(--bc-muted)!important;
    letter-spacing:-.02em!important;
    margin-top:2px!important;
  }
  .btn-icon{
    display:block!important;
    font-size:18px!important;
    line-height:1!important;
    font-weight:900!important;
    color:var(--bc-blue)!important;
  }
  .btn-schwer .btn-icon{color:#9b1c1c!important}
  .btn-mittel .btn-icon{color:#8a5b00!important}
  .btn-einfach .btn-icon{color:#176331!important}
  .difficulty-note{display:none!important}

  .secondary-actions{
    display:grid!important;
    grid-template-columns:1fr 1fr!important;
    gap:3px!important;
  }
  .secondary-actions button{
    min-height:24px!important;
    padding:3px 6px!important;
    border-radius:8px!important;
    font-size:.62rem!important;
    line-height:1!important;
    box-shadow:none!important;
  }
  #visitor-counter{display:none!important}
}

@media(max-width:360px){
  .card{min-height:calc(100svh - 184px)!important;height:calc(100svh - 184px)!important}
  .card-front,.card-back{font-size:.94rem!important;padding:9px!important}
  .mc-question{font-size:.82rem!important}
  .mc-options-list li{font-size:.76rem!important;padding:6px!important}
  .main-actions button span:last-child,.difficulty-row button span:last-child{font-size:7px!important}
  .btn-icon{font-size:17px!important}
}

/* v7 AEVO-HF-Struktur, Smartphone-Prüfansicht und Werbekarte */
body.phone-preview{
  display:flex;
  justify-content:center;
  background:#dfe7f1;
}
body.phone-preview .app-container{
  width:390px;
  max-width:390px;
  min-height:100vh;
  margin:0 auto;
  background:linear-gradient(145deg,var(--bc-bg1),var(--bc-bg2));
  box-shadow:0 0 0 1px rgba(11,39,72,.12),0 18px 45px rgba(11,39,72,.22);
}
.timer-container{
  box-shadow:none!important;
  border:0!important;
  background:transparent!important;
  padding:4px 0!important;
  margin:3px 0 7px!important;
}
.timer-label{font-size:.9rem}
#timer-display{background:transparent!important;border:0!important;color:#d32f2f!important;padding:0!important;font-size:1.05rem!important}
.exam-new-btn{width:100%;font-size:.82rem;padding:9px 10px}
#exam-score{width:100%;font-size:.82rem;text-align:center;color:var(--bc-muted);font-weight:800}
.card.ad-card{aspect-ratio:auto;min-height:0;height:auto;perspective:none}
.card.ad-card .card-inner{transform:none!important;box-shadow:var(--bc-shadow)}
.card.ad-card .card-front{position:relative;min-height:0;height:auto;display:block;text-align:center;overflow:visible;padding:14px;border-top:5px solid var(--bc-orange)}
.card.ad-card .card-back{display:none}
.ad-wrap h2{margin:0 0 10px;font-size:1.25rem;color:var(--bc-blue)}
.ad-wrap img{display:block;width:100%;max-width:330px;margin:0 auto 10px;border-radius:13px;border:1px solid var(--bc-line)}
.ad-link{display:inline-block;text-decoration:none;background:var(--bc-blue);color:#fff;font-weight:900;border-radius:14px;padding:10px 12px;margin:3px 0 4px}
.ad-note{margin:4px 0 0;color:var(--bc-muted);font-size:.86rem;font-weight:750}
.mc-question strong{color:var(--bc-blue)}

@media(max-width:520px){  .card:not(.is-exam-card):not(.ad-card){height:calc(100dvh - 225px);min-height:calc(100dvh - 225px)}
  .card-front,.card-back{font-size:.98rem!important;line-height:1.26!important;padding:10px!important}
  .mc-question{font-size:.86rem!important;line-height:1.22!important;padding:7px 8px!important;margin-bottom:5px!important}
  .mc-question small{font-size:.69rem!important}
  .mc-options-list li{font-size:.8rem!important;line-height:1.18!important;padding:7px 8px!important;margin-bottom:4px!important}
  .progress-container{height:7px}.progress-bar{height:7px}
  .ad-wrap h2{font-size:1rem;margin-bottom:6px}
  .ad-wrap img{max-width:290px;margin-bottom:7px}
  .ad-link{font-size:.82rem;padding:8px 10px;border-radius:11px}
  .ad-note{font-size:.75rem}
}
body.phone-preview .app-container{padding-bottom:76px!important}
body.phone-preview .header-box{padding:5px 7px!important;margin-bottom:4px!important;border-radius:14px!important}
body.phone-preview .bc-logo{width:30px!important;height:30px!important}
body.phone-preview .bc-brand-text b{font-size:14px!important}
body.phone-preview .bc-brand-text span{font-size:10px!important}
body.phone-preview #topic-select{padding:6px 8px!important;font-size:.82rem!important;border-radius:11px!important}
body.phone-previewbody.phone-preview .controls{gap:5px;margin:5px 0!important}
body.phone-preview .control-btn{font-size:.72rem;padding:7px 6px;border-radius:10px}
body.phone-preview .progress-text{font-size:.72rem;margin-bottom:2px}
body.phone-preview .progress-container{height:7px;margin-bottom:5px}.progress-bar{height:7px}
body.phone-preview .card:not(.is-exam-card):not(.ad-card){height:calc(100vh - 250px);min-height:calc(100vh - 250px)}
body.phone-preview .card-front,body.phone-preview .card-back{font-size:.98rem!important;line-height:1.26!important;padding:10px!important;border-radius:14px!important}
body.phone-preview .card.is-exam-card .card-front,body.phone-preview .card.is-exam-card .card-back{padding:6px 4px!important;box-shadow:none!important;border:0!important;background:transparent!important}
body.phone-preview .mc-question{font-size:.86rem!important;line-height:1.22!important;padding:7px 8px!important;margin-bottom:5px!important}
body.phone-preview .mc-question small{font-size:.69rem!important}
body.phone-preview .mc-options-list li{font-size:.8rem!important;line-height:1.18!important;padding:7px 8px!important;margin-bottom:4px!important}
body.phone-preview .main-actions button,body.phone-preview .difficulty-row button{font-size:.62rem!important;min-height:44px!important;padding:4px 2px!important;border-radius:10px!important}
body.phone-preview .btn-icon{display:block;font-size:1.08rem!important}
body.phone-preview .card-buttons{position:fixed;bottom:0;width:390px;max-width:390px;left:50%;right:auto;transform:translateX(-50%)}
body.phone-preview .ad-wrap h2{font-size:1rem;margin-bottom:6px}
body.phone-preview .ad-wrap img{max-width:290px;margin-bottom:7px}
body.phone-preview .ad-link{font-size:.82rem;padding:8px 10px;border-radius:11px}
body.phone-preview .ad-note{font-size:.75rem}

/* FIX 2026-06-07: Fragen oben im Kartencontainer ausrichten.
   Vorher wurden Inhalte vertikal zentriert; bei langen Fragen führte das
   besonders in der Smartphone-Ansicht zu Leerraum oben bzw. abgeschnittenem Anfang. */
.card-front,
.card-back{
  justify-content:flex-start!important;
  align-items:stretch!important;
}
.card-front > *,
.card-back > *{
  max-width:100%;
}
.mc-question{
  width:100%;
  box-sizing:border-box;
  text-align:center;
}
.card:not(.is-exam-card) .card-front,
.card:not(.is-exam-card) .card-back{
  padding-top:12px!important;
}
body.phone-preview .card:not(.is-exam-card) .card-front,
body.phone-preview .card:not(.is-exam-card) .card-back{
  padding-top:8px!important;
}
@media(max-width:520px){
  .card:not(.is-exam-card) .card-front,
  .card:not(.is-exam-card) .card-back{
    padding-top:8px!important;
  }
}


/* FIX3: stabile MC-Karten + Smartphone-Vorschau */
.card-front,.card-back{
  justify-content:flex-start!important;
  align-items:stretch!important;
  text-align:left;
}
.card.is-mc-card:not(.ad-card){
  aspect-ratio:auto!important;
  height:auto!important;
  min-height:0!important;
  margin-bottom:76px;
}
.card.is-mc-card:not(.ad-card) .card-inner{
  height:auto!important;
  min-height:0!important;
  transform:none!important;
  transform-style:flat!important;
}
.card.is-mc-card:not(.ad-card) .card-front,
.card.is-mc-card:not(.ad-card) .card-back{
  position:relative!important;
  inset:auto!important;
  height:auto!important;
  min-height:0!important;
  max-height:none!important;
  overflow:visible!important;
  display:flex!important;
  flex-direction:column!important;
  justify-content:flex-start!important;
  align-items:stretch!important;
  padding-top:12px!important;
}
.card.is-mc-card:not(.ad-card) .card-back{display:none!important;transform:none!important}
.card.is-mc-card.flipped:not(.ad-card) .card-front{display:none!important}
.card.is-mc-card.flipped:not(.ad-card) .card-back{display:flex!important}
.mc-question{
  width:100%!important;
  box-sizing:border-box!important;
  text-align:center!important;
  margin-top:0!important;
  flex:0 0 auto!important;
}
.mc-options-list{flex:0 0 auto!important}
body.phone-preview .app-container{width:390px!important;max-width:390px!important}
body.phone-preview .card.is-mc-card:not(.ad-card){margin-bottom:78px!important}
body.phone-preview .card.is-mc-card:not(.ad-card) .card-front,
body.phone-preview .card.is-mc-card:not(.ad-card) .card-back{
  padding:8px 9px 10px!important;
}
body.phone-preview .card-buttons{
  position:fixed!important;
  bottom:0!important;
  left:50%!important;
  right:auto!important;
  transform:translateX(-50%)!important;
  width:390px!important;
  max-width:390px!important;
  z-index:50!important;
}
@media(max-width:520px){
  .card.is-mc-card:not(.ad-card){margin-bottom:78px!important}
  .card.is-mc-card:not(.ad-card) .card-front,
  .card.is-mc-card:not(.ad-card) .card-back{padding:8px 9px 10px!important}
  .card-buttons{position:fixed!important;bottom:0!important;left:0!important;right:0!important;z-index:50!important}
}


/* FIX5: Smartphone-Buttons als reine Symbolleiste: ← ↻ → 🎲 */
@media(max-width:520px){
  .card-buttons{
    background:rgba(255,255,255,.92)!important;
    border-top:1px solid rgba(13,44,82,.12)!important;
    box-shadow:0 -4px 16px rgba(11,39,72,.08)!important;
    padding:4px 10px calc(4px + env(safe-area-inset-bottom))!important;
  }
  .main-actions{
    display:grid!important;
    grid-template-columns:repeat(4,1fr)!important;
    gap:8px!important;
  }
  .main-actions button{
    min-height:42px!important;
    height:42px!important;
    padding:0!important;
    border:0!important;
    border-radius:0!important;
    background:transparent!important;
    color:var(--bc-blue)!important;
    box-shadow:none!important;
    font-size:0!important;
  }
  .main-actions button .btn-icon{
    display:block!important;
    font-size:1.45rem!important;
    line-height:1!important;
  }
  .main-actions button span:not(.btn-icon){display:none!important}
  .difficulty-row button span:not(.btn-icon){display:none!important}
}
body.phone-preview .card-buttons{
  background:rgba(255,255,255,.92)!important;
  border-top:1px solid rgba(13,44,82,.12)!important;
  box-shadow:0 -4px 16px rgba(11,39,72,.08)!important;
  padding:4px 10px calc(4px + env(safe-area-inset-bottom))!important;
}
body.phone-preview .main-actions{
  display:grid!important;
  grid-template-columns:repeat(4,1fr)!important;
  gap:8px!important;
}
body.phone-preview .main-actions button{
  min-height:42px!important;
  height:42px!important;
  padding:0!important;
  border:0!important;
  border-radius:0!important;
  background:transparent!important;
  color:var(--bc-blue)!important;
  box-shadow:none!important;
  font-size:0!important;
}
body.phone-preview .main-actions button .btn-icon{
  display:block!important;
  font-size:1.45rem!important;
  line-height:1!important;
}
body.phone-preview .main-actions button span:not(.btn-icon){display:none!important}
body.phone-preview .difficulty-row button span:not(.btn-icon){display:none!important}

/* FIX5: Druckausgabe blockieren */
@media print{
  body *{display:none!important;visibility:hidden!important}
  body::before{
    content:'Druckausgabe ist deaktiviert.';
    display:block!important;
    visibility:visible!important;
    color:#000;
    font:16pt Arial,sans-serif;
    margin:40px;
  }
}

/* FIX6: Feinschliff Smartphone-Bedienung und Antwortdarstellung */
.mc-question{
  text-align:left!important;
}
.mc-question p,
.mc-question div{
  text-align:left!important;
}
.user-correct,
.missed-correct{
  font-weight:400!important;
}

@media(max-width:520px){
  .difficulty-note{
    display:block!important;
    order:0!important;
    font-size:.82rem!important;
    line-height:1.15!important;
    margin:0 0 2px!important;
    color:var(--bc-blue)!important;
    font-weight:900!important;
    text-align:center!important;
  }
  .difficulty-note.hidden{display:none!important}
  .difficulty-row{
    order:1!important;
    display:grid!important;
    grid-template-columns:repeat(3,1fr)!important;
    gap:10px!important;
    margin:0 0 4px!important;
  }
  .difficulty-row.hidden{display:none!important}
  .difficulty-row button{
    min-height:auto!important;
    height:auto!important;
    padding:3px 2px!important;
    border:0!important;
    border-radius:0!important;
    background:transparent!important;
    box-shadow:none!important;
    font-size:.86rem!important;
    line-height:1.15!important;
    font-weight:900!important;
    text-align:center!important;
  }
  .difficulty-row .btn-schwer{color:#9b1c1c!important}
  .difficulty-row .btn-mittel{color:#8a5b00!important}
  .difficulty-row .btn-einfach{color:#176331!important}
  .main-actions{order:2!important}
}

body.phone-preview .difficulty-note{
  display:block!important;
  order:0!important;
  font-size:.82rem!important;
  line-height:1.15!important;
  margin:0 0 2px!important;
  color:var(--bc-blue)!important;
  font-weight:900!important;
  text-align:center!important;
}
body.phone-preview .difficulty-note.hidden{display:none!important}
body.phone-preview .difficulty-row{
  order:1!important;
  display:grid!important;
  grid-template-columns:repeat(3,1fr)!important;
  gap:10px!important;
  margin:0 0 4px!important;
}
body.phone-preview .difficulty-row.hidden{display:none!important}
body.phone-preview .difficulty-row button{
  min-height:auto!important;
  height:auto!important;
  padding:3px 2px!important;
  border:0!important;
  border-radius:0!important;
  background:transparent!important;
  box-shadow:none!important;
  font-size:.86rem!important;
  line-height:1.15!important;
  font-weight:900!important;
  text-align:center!important;
}
body.phone-preview .difficulty-row .btn-schwer{color:#9b1c1c!important}
body.phone-preview .difficulty-row .btn-mittel{color:#8a5b00!important}
body.phone-preview .difficulty-row .btn-einfach{color:#176331!important}
body.phone-preview .main-actions{order:2!important}

.app-footer{
  margin:18px auto 0;
  padding:12px 16px 24px;
  text-align:center;
  color:rgba(11,39,72,.72);
  font-size:.88rem;
  font-weight:800;
}
.app-footer a{
  color:var(--bc-blue);
  text-decoration:none;
  border-bottom:1px solid rgba(23,63,109,.28);
}
.app-footer a:hover{
  color:var(--bc-green);
  border-bottom-color:var(--bc-green);
}


/* FINAL: Smartphone-Design als Grundoptik auch auf PC/Tablet übernehmen */
@media(min-width:521px){
  body{
    display:flex;
    justify-content:center;
    background:#dfe7f1;
  }
  .app-container{
    width:min(900px,100%);
    min-height:100vh;
    background:linear-gradient(145deg,var(--bc-bg1),var(--bc-bg2));
    box-shadow:0 0 0 1px rgba(11,39,72,.12),0 18px 45px rgba(11,39,72,.22);
    padding-bottom:90px;
  }
  .card-buttons{
    background:rgba(255,255,255,.92);
    border-top:1px solid rgba(13,44,82,.12);
    box-shadow:0 -4px 16px rgba(11,39,72,.08);
    padding:8px 12px;
    border-radius:0 0 18px 18px;
  }
  .main-actions{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:10px;
  }
  .main-actions button{
    min-height:52px;
    border-radius:14px;
  }
  .btn-icon{
    display:block;
    font-size:1.35rem;
    line-height:1;
  }
}

.admin-tabs{display:flex;gap:10px;flex-wrap:wrap}
.admin-tabs button{flex:1;background:#fff;color:var(--bc-blue);border:1px solid var(--bc-line);border-radius:16px;padding:12px 14px;font-weight:900;cursor:pointer}
.admin-tabs button.active{background:var(--bc-blue);color:#fff;border-color:var(--bc-blue)}
.ad-editor-card{display:grid;gap:10px}
.ad-editor-head{display:flex;justify-content:space-between;gap:12px;align-items:center}
.ad-preview{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.ad-preview img{max-width:180px;max-height:90px;border:1px solid var(--bc-line);border-radius:12px;background:#f6f8fb;object-fit:contain}
.ad-preview button{width:auto!important;margin:0!important;padding:8px 12px!important;background:#fff!important;color:var(--bc-danger)!important;border-color:#ffcaca!important}


/* UPDATE 2026-06-12: kompakte Bedienung und Werbelink */
.ad-link,
.ad-link:visited{
  display:inline!important;
  background:transparent!important;
  color:var(--bc-blue)!important;
  border:0!important;
  border-radius:0!important;
  box-shadow:none!important;
  padding:0!important;
  margin:4px 0!important;
  font-size:1rem!important;
  font-weight:700!important;
  text-decoration:underline!important;
}

/* PC/Tablet: Bedienleiste wie Smartphone, ohne große Button-Container */
@media(min-width:521px){
  .app-container{
    padding-bottom:24px!important;
  }
  .card-buttons{
    background:transparent!important;
    border:0!important;
    box-shadow:none!important;
    padding:4px 10px!important;
    border-radius:0!important;
    gap:4px!important;
  }
  .main-actions{
    display:grid!important;
    grid-template-columns:repeat(4,1fr)!important;
    gap:10px!important;
  }
  .main-actions button{
    min-height:42px!important;
    height:42px!important;
    padding:0!important;
    border:0!important;
    border-radius:0!important;
    background:transparent!important;
    color:var(--bc-blue)!important;
    box-shadow:none!important;
    font-size:0!important;
  }
  .main-actions button .btn-icon{
    display:block!important;
    font-size:1.55rem!important;
    line-height:1!important;
  }
  .main-actions button span:not(.btn-icon){
    display:none!important;
  }
  .difficulty-note{
    margin-top:2px!important;
  }
  .difficulty-row{
    display:grid!important;
    grid-template-columns:repeat(3,1fr)!important;
    gap:10px!important;
    margin-bottom:2px!important;
  }
  .difficulty-row.hidden{
    display:none!important;
  }
  .difficulty-row button{
    min-height:auto!important;
    height:auto!important;
    padding:3px 2px!important;
    border:0!important;
    border-radius:0!important;
    background:transparent!important;
    box-shadow:none!important;
    font-size:.92rem!important;
    line-height:1.15!important;
    font-weight:900!important;
    text-align:center!important;
  }
}

/* Smartphone: Copyright/Impressum unter die feste Bedienleiste setzen */
@media(max-width:520px){
  .app-container{
    padding-bottom:calc(118px + env(safe-area-inset-bottom))!important;
  }
  .card-buttons{
    bottom:22px!important;
  }
  .app-footer{
    position:fixed!important;
    left:0!important;
    right:0!important;
    bottom:0!important;
    z-index:21!important;
    margin:0!important;
    padding:3px 6px calc(3px + env(safe-area-inset-bottom))!important;
    background:rgba(255,255,255,.96)!important;
    border-top:1px solid rgba(13,44,82,.08)!important;
    font-size:.68rem!important;
    line-height:1.2!important;
    font-weight:700!important;
    text-align:center!important;
  }
  .app-footer a{
    text-decoration:underline!important;
    border-bottom:0!important;
  }
}

body.phone-preview .app-container{
  padding-bottom:118px!important;
}
body.phone-preview .card-buttons{
  bottom:22px!important;
}
body.phone-preview .app-footer{
  position:fixed!important;
  left:50%!important;
  right:auto!important;
  bottom:0!important;
  transform:translateX(-50%)!important;
  width:390px!important;
  max-width:390px!important;
  z-index:21!important;
  margin:0!important;
  padding:3px 6px!important;
  background:rgba(255,255,255,.96)!important;
  border-top:1px solid rgba(13,44,82,.08)!important;
  font-size:.68rem!important;
  line-height:1.2!important;
  font-weight:700!important;
  text-align:center!important;
}


/* v1.3.9 UI/UX-Feinschliff: lokales Logo und klarere mobile Navigation */
.local-bc-logo{
  object-fit:contain!important;
  background:transparent!important;
}
.login-logo.local-bc-logo{
  width:72px!important;
  height:auto!important;
  max-height:64px!important;
  border-radius:0!important;
}
.bc-logo.local-bc-logo{
  width:54px!important;
  height:42px!important;
  border-radius:0!important;
}
.mc-per-question-result{
  line-height:1.35!important;
}
@media(max-width:520px){
  .bc-logo.local-bc-logo{
    width:44px!important;
    height:34px!important;
  }
  .login-logo.local-bc-logo{
    width:64px!important;
    max-height:58px!important;
  }
  .card-buttons{
    background:linear-gradient(180deg,rgba(239,247,255,.96),rgba(224,240,255,.98))!important;
    border-top:1px solid #c7dcf5!important;
    padding:7px 8px calc(7px + env(safe-area-inset-bottom))!important;
    gap:6px!important;
  }
  .main-actions{
    display:grid!important;
    grid-template-columns:repeat(4,1fr)!important;
    gap:7px!important;
  }
  .main-actions button{
    min-height:48px!important;
    height:48px!important;
    padding:4px 3px!important;
    border:1px solid #a9cef7!important;
    border-radius:13px!important;
    background:linear-gradient(180deg,#f8fcff,#e7f3ff)!important;
    color:var(--bc-blue)!important;
    box-shadow:0 4px 10px rgba(23,63,109,.10)!important;
    font-size:0!important;
  }
  .main-actions button .btn-icon{
    display:block!important;
    font-size:1.42rem!important;
    line-height:1!important;
    color:var(--bc-blue)!important;
  }
  .main-actions button:active{
    transform:translateY(1px);
    filter:brightness(.98);
  }
}
body.phone-preview .bc-logo.local-bc-logo{
  width:44px!important;
  height:34px!important;
}
body.phone-preview .card-buttons{
  background:linear-gradient(180deg,rgba(239,247,255,.96),rgba(224,240,255,.98))!important;
  border-top:1px solid #c7dcf5!important;
  padding:7px 8px calc(7px + env(safe-area-inset-bottom))!important;
  gap:6px!important;
}
body.phone-preview .main-actions{
  display:grid!important;
  grid-template-columns:repeat(4,1fr)!important;
  gap:7px!important;
}
body.phone-preview .main-actions button{
  min-height:48px!important;
  height:48px!important;
  padding:4px 3px!important;
  border:1px solid #a9cef7!important;
  border-radius:13px!important;
  background:linear-gradient(180deg,#f8fcff,#e7f3ff)!important;
  color:var(--bc-blue)!important;
  box-shadow:0 4px 10px rgba(23,63,109,.10)!important;
  font-size:0!important;
}
body.phone-preview .main-actions button .btn-icon{
  display:block!important;
  font-size:1.42rem!important;
  line-height:1!important;
  color:var(--bc-blue)!important;
}

/* Admin Frageneditor v1.4.2 */
.question-editor-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(320px, 1.4fr);
  gap: 1rem;
  align-items: start;
}
.question-editor-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin: 0.7rem 0;
}
.card-result-list {
  display: grid;
  gap: 0.55rem;
  max-height: 72vh;
  overflow: auto;
  padding-right: 0.25rem;
}
.card-result-item {
  text-align: left;
  border: 1px solid rgba(23,63,109,0.18);
  border-radius: 14px;
  background: #fff;
  color: inherit;
  padding: 0.75rem;
  box-shadow: 0 6px 18px rgba(14,40,70,0.06);
}
.card-result-item:hover,
.card-result-item:focus {
  border-color: rgba(23,63,109,0.45);
  transform: translateY(-1px);
}
.card-result-item b,
.card-result-item span,
.card-result-item small {
  display: block;
}
.card-result-item p {
  margin: 0.35rem 0 0;
  font-size: 0.92rem;
  line-height: 1.35;
}
.card-edit-form {
  border: 1px solid rgba(23,63,109,0.16);
  border-radius: 18px;
  padding: 1rem;
  background: rgba(255,255,255,0.72);
}
.card-edit-head,
.option-editor-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}
.option-editor-list {
  display: grid;
  gap: 0.8rem;
  margin: 0.8rem 0;
}
.option-editor-card {
  border: 1px solid rgba(23,63,109,0.16);
  border-radius: 14px;
  padding: 0.8rem;
  background: #fff;
}
.option-editor-card textarea {
  width: 100%;
  margin: 0.55rem 0;
}
@media (max-width: 900px) {
  .question-editor-grid { grid-template-columns: 1fr; }
  .card-result-list { max-height: 42vh; }
}

/* Admin Prüfmodus / ergonomischer Frageneditor v1.4.5 */
body:has(#admin-panel) {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}
.admin-wrap {
  max-width: 85vw;
}
.question-editor {
  font-size: 17px;
  line-height: 1.55;
}
.question-editor-grid {
  grid-template-columns: minmax(280px, 0.72fr) minmax(620px, 1.8fr);
  gap: 1.25rem;
}
.question-editor label,
.question-editor input,
.question-editor textarea,
.question-editor button {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}
.question-editor textarea,
.question-editor input {
  font-size: 17px;
  line-height: 1.55;
}
.card-edit-form {
  padding: 1.25rem;
}
.card-edit-form textarea {
  min-height: 110px;
  resize: vertical;
}
#card-question {
  min-height: 250px;
}
.option-editor-card textarea {
  min-height: 120px;
}
.card-head-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.card-head-actions button {
  width: auto;
  min-width: 170px;
}
.card-edit-form.is-reviewed {
  border-color: rgba(23, 99, 49, 0.45);
  box-shadow: 0 10px 26px rgba(23, 99, 49, 0.10);
}
.review-progress,
.review-state {
  font-weight: 800;
  color: var(--bc-blue);
}
.card-result-item em {
  float: right;
  font-style: normal;
  font-size: 0.8rem;
  border-radius: 999px;
  padding: 0.15rem 0.45rem;
  background: rgba(23,63,109,0.08);
  color: var(--bc-blue);
}
.card-result-item.is-reviewed {
  border-color: rgba(23, 99, 49, 0.38);
  background: rgba(23, 99, 49, 0.055);
}
.card-result-item.is-reviewed em {
  background: rgba(23, 99, 49, 0.12);
  color: #176331;
}
.card-result-item.is-invalidated,
.card-edit-form.is-invalidated {
  border-color: rgba(183, 112, 0, 0.55);
  background: rgba(255, 185, 55, 0.08);
}
.card-result-item.is-invalidated em,
.card-edit-form.is-invalidated .review-state {
  background: #fff0c7;
  color: #825600;
}
.option-editor-head .check {
  font-size: 1rem;
}
.option-editor-head .check input {
  width: 20px;
  height: 20px;
}
@media (max-width: 900px) {
  .admin-wrap { max-width: 100%; }
  .question-editor-grid { grid-template-columns: 1fr; }
  .card-head-actions { justify-content: stretch; }
  .card-head-actions button { width: 100%; }
}


/* Admin Frageneditor Lesemodus Korrektur v1.4.6 */
.admin-wrap {
  width: min(85vw, 1800px) !important;
  max-width: none !important;
}
#cards-section .admin-form.question-editor {
  width: 100% !important;
  max-width: none !important;
}
#cards-section .question-editor-grid {
  grid-template-columns: minmax(310px, 0.65fr) minmax(780px, 1.85fr) !important;
  align-items: start;
}
#card-question,
.option-editor-card textarea,
#card-review-note {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif !important;
  font-size: 17px !important;
  font-weight: 500 !important;
  line-height: 1.6 !important;
  white-space: pre-wrap;
}
#card-question {
  min-height: 320px !important;
}
.option-editor-card textarea {
  min-height: 135px !important;
}
.card-edit-form {
  max-width: none !important;
}
@media (max-width: 1100px) {
  .admin-wrap { width: 96vw !important; }
  #cards-section .question-editor-grid { grid-template-columns: 1fr !important; }
}


/* Admin Frageneditor finale Lesekorrektur v1.4.7 */
html:has(#admin-panel),
body:has(#admin-panel) {
  width: 100%;
}
body:has(#admin-panel) .admin-wrap {
  width: 85vw !important;
  max-width: 1800px !important;
  min-width: min(85vw, 1180px) !important;
  margin-left: auto !important;
  margin-right: auto !important;
}
#cards-section .admin-form.question-editor {
  width: 100% !important;
  max-width: none !important;
  box-sizing: border-box !important;
}
#cards-section .question-editor-grid {
  display: grid !important;
  grid-template-columns: minmax(320px, 0.58fr) minmax(820px, 1.9fr) !important;
  gap: 1.6rem !important;
}
#card-question,
#card-review-note,
.option-editor-card textarea {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif !important;
  font-size: 17px !important;
  font-weight: 400 !important;
  line-height: 1.55 !important;
  color: #08213d !important;
}
#card-question {
  min-height: 330px !important;
}
@media (max-width: 1280px) {
  body:has(#admin-panel) .admin-wrap {
    width: 94vw !important;
    min-width: 0 !important;
  }
  #cards-section .question-editor-grid {
    grid-template-columns: minmax(300px, 0.72fr) minmax(620px, 1.55fr) !important;
  }
}
@media (max-width: 980px) {
  #cards-section .question-editor-grid {
    grid-template-columns: 1fr !important;
  }
}


/* Admin Frageneditor final stabilisiert v1.4.8 */
body:has(#cards-section:not(.hidden)) .admin-wrap,
.admin-wrap {
  width: 85vw !important;
  max-width: 1800px !important;
  min-width: 0 !important;
  margin-left: auto !important;
  margin-right: auto !important;
}
#cards-section .admin-form.question-editor {
  width: 100% !important;
  max-width: none !important;
  box-sizing: border-box !important;
}
#cards-section .question-editor-grid {
  grid-template-columns: minmax(320px, 0.52fr) minmax(760px, 1.95fr) !important;
  gap: 1.75rem !important;
}
#card-question,
#card-review-note,
.option-editor-card textarea {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif !important;
  font-size: 17px !important;
  font-weight: 400 !important;
  line-height: 1.6 !important;
  color: #08213d !important;
  white-space: pre-wrap !important;
}
#card-question { min-height: 360px !important; }
.option-editor-card textarea { min-height: 145px !important; }
.card-edit-form { max-width: none !important; }
@media (max-width: 1280px) {
  .admin-wrap { width: 94vw !important; }
  #cards-section .question-editor-grid { grid-template-columns: minmax(300px, 0.72fr) minmax(620px, 1.55fr) !important; }
}
@media (max-width: 980px) {
  .admin-wrap { width: 96vw !important; }
  #cards-section .question-editor-grid { grid-template-columns: 1fr !important; }
}

/* v1.5: Bedienleiste im hellblauen Karten-Container wie die Fragenkarte */
.card-buttons{
  width:100%!important;
  margin:10px 0 0!important;
  padding:14px 14px 12px!important;
  border:1px solid rgba(44,107,170,.24)!important;
  border-radius:20px!important;
  background:linear-gradient(180deg, #f7fbff 0%, #eef7ff 100%)!important;
  box-shadow:0 10px 24px rgba(11,39,72,.08)!important;
  box-sizing:border-box!important;
}
.card-buttons .main-actions{
  width:100%!important;
  display:grid!important;
  grid-template-columns:repeat(4,1fr)!important;
  gap:12px!important;
  align-items:center!important;
}
.card-buttons .main-actions button{
  min-height:44px!important;
  padding:8px 10px!important;
  border:0!important;
  background:transparent!important;
  box-shadow:none!important;
  color:var(--bc-blue)!important;
  font-size:1.35rem!important;
  line-height:1!important;
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
}
.card-buttons .main-actions button span:not(.btn-icon){
  display:none!important;
}
.card-buttons .main-actions .btn-icon{
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  font-size:1.35rem!important;
  line-height:1!important;
}
.card-buttons .app-footer{
  margin:8px 0 0!important;
  padding:6px 4px 0!important;
  position:static!important;
  transform:none!important;
  width:auto!important;
  max-width:none!important;
  background:transparent!important;
  border:0!important;
  color:rgba(11,39,72,.72)!important;
  font-size:.88rem!important;
  line-height:1.25!important;
  font-weight:850!important;
  text-align:center!important;
}
.card-buttons .app-footer a{
  color:var(--bc-blue)!important;
  text-decoration:underline!important;
  border-bottom:0!important;
}

@media(max-width:520px){
  .app-container{
    padding-bottom:calc(112px + env(safe-area-inset-bottom))!important;
  }
  .card-buttons{
    position:fixed!important;
    left:8px!important;
    right:8px!important;
    bottom:8px!important;
    z-index:50!important;
    width:auto!important;
    max-width:none!important;
    margin:0!important;
    padding:8px 10px calc(6px + env(safe-area-inset-bottom))!important;
    border-radius:16px!important;
  }
  .card-buttons .main-actions{
    gap:8px!important;
  }
  .card-buttons .main-actions button{
    min-height:34px!important;
    padding:4px!important;
  }
  .card-buttons .main-actions .btn-icon{
    font-size:1.1rem!important;
  }
  .card-buttons .app-footer{
    font-size:.68rem!important;
    padding-top:2px!important;
    margin-top:2px!important;
  }
}

body.phone-preview .app-container{
  padding-bottom:112px!important;
}
body.phone-preview .card-buttons{
  position:fixed!important;
  left:50%!important;
  right:auto!important;
  bottom:8px!important;
  transform:translateX(-50%)!important;
  width:calc(390px - 16px)!important;
  max-width:calc(390px - 16px)!important;
  padding:8px 10px!important;
  border-radius:16px!important;
}
body.phone-preview .card-buttons .main-actions{
  gap:8px!important;
}
body.phone-preview .card-buttons .main-actions button{
  min-height:34px!important;
  padding:4px!important;
}
body.phone-preview .card-buttons .main-actions .btn-icon{
  font-size:1.1rem!important;
}
body.phone-preview .card-buttons .app-footer{
  font-size:.68rem!important;
  padding-top:2px!important;
  margin-top:2px!important;
}


/* v1.5.1: Footer-/Navigationscontainer im Stil der Fragekarte
   Diese Regeln stehen bewusst am Dateiende und übersteuern ältere Smartphone-/Footer-Regeln. */
.flashcard-container > .card-buttons{
  width:calc(100% - 24px) !important;
  max-width:840px !important;
  margin:18px auto 0 !important;
  padding:16px 18px 12px !important;
  box-sizing:border-box !important;
  display:flex !important;
  flex-direction:column !important;
  gap:8px !important;
  border:1px solid rgba(44,107,170,.26) !important;
  border-radius:20px !important;
  background:linear-gradient(180deg,#f8fcff 0%,#eef7ff 100%) !important;
  box-shadow:0 12px 28px rgba(11,39,72,.10) !important;
}
.flashcard-container > .card-buttons .main-actions{
  width:100% !important;
  display:grid !important;
  grid-template-columns:repeat(4,minmax(0,1fr)) !important;
  align-items:center !important;
  justify-items:center !important;
  gap:10px !important;
  margin:0 !important;
}
.flashcard-container > .card-buttons .main-actions button{
  width:100% !important;
  min-height:42px !important;
  padding:6px 4px !important;
  border:0 !important;
  border-radius:14px !important;
  background:transparent !important;
  box-shadow:none !important;
  color:var(--bc-blue) !important;
  display:flex !important;
  align-items:center !important;
  justify-content:center !important;
  line-height:1 !important;
}
.flashcard-container > .card-buttons .main-actions button span:not(.btn-icon){
  display:none !important;
}
.flashcard-container > .card-buttons .main-actions .btn-icon{
  display:inline-flex !important;
  align-items:center !important;
  justify-content:center !important;
  font-size:1.28rem !important;
  line-height:1 !important;
}
.flashcard-container > .card-buttons .app-footer{
  position:static !important;
  width:100% !important;
  max-width:none !important;
  margin:2px auto 0 !important;
  padding:4px 4px 0 !important;
  transform:none !important;
  background:transparent !important;
  border:0 !important;
  box-shadow:none !important;
  text-align:center !important;
  color:rgba(11,39,72,.74) !important;
  font-size:.78rem !important;
  font-weight:850 !important;
  line-height:1.25 !important;
}
.flashcard-container > .card-buttons .app-footer a{
  color:var(--bc-blue) !important;
  text-decoration:underline !important;
  text-underline-offset:2px !important;
  border-bottom:0 !important;
}
@media(max-width:520px){
  .app-container{
    padding-bottom:calc(108px + env(safe-area-inset-bottom)) !important;
  }
  .flashcard-container > .card-buttons{
    position:fixed !important;
    left:8px !important;
    right:8px !important;
    bottom:8px !important;
    z-index:50 !important;
    width:auto !important;
    max-width:none !important;
    margin:0 !important;
    padding:8px 10px calc(6px + env(safe-area-inset-bottom)) !important;
    border-radius:16px !important;
  }
  .flashcard-container > .card-buttons .main-actions{
    gap:8px !important;
  }
  .flashcard-container > .card-buttons .main-actions button{
    min-height:34px !important;
    padding:4px !important;
  }
  .flashcard-container > .card-buttons .main-actions .btn-icon{
    font-size:1.08rem !important;
  }
  .flashcard-container > .card-buttons .app-footer{
    font-size:.66rem !important;
    margin-top:0 !important;
    padding-top:1px !important;
  }
}
body.phone-preview .app-container{
  padding-bottom:108px !important;
}
body.phone-preview .flashcard-container > .card-buttons{
  position:fixed !important;
  left:50% !important;
  right:auto !important;
  bottom:8px !important;
  transform:translateX(-50%) !important;
  width:calc(390px - 16px) !important;
  max-width:calc(390px - 16px) !important;
  margin:0 !important;
  padding:8px 10px !important;
  border-radius:16px !important;
}
body.phone-preview .flashcard-container > .card-buttons .main-actions{
  gap:8px !important;
}
body.phone-preview .flashcard-container > .card-buttons .main-actions button{
  min-height:34px !important;
  padding:4px !important;
}
body.phone-preview .flashcard-container > .card-buttons .main-actions .btn-icon{
  font-size:1.08rem !important;
}
body.phone-preview .flashcard-container > .card-buttons .app-footer{
  font-size:.66rem !important;
  margin-top:0 !important;
  padding-top:1px !important;
}

/* v1.6.0: Hilfe zur Antwort */
.answer-help{
  margin-top:14px;
  border:1px solid rgba(65,126,184,.28);
  border-radius:16px;
  background:linear-gradient(180deg,#eff7ff 0%,#e6f2ff 100%);
  box-shadow:0 10px 22px rgba(11,39,72,.08);
  overflow:hidden;
  text-align:left;
}
.answer-help summary{
  cursor:pointer;
  list-style:none;
  padding:12px 14px;
  color:var(--bc-blue);
  font-weight:900;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.answer-help summary::-webkit-details-marker{display:none}
.answer-help summary::after{
  content:'▾';
  font-size:1rem;
  transition:transform .18s ease;
}
.answer-help[open] summary::after{transform:rotate(180deg)}
.answer-help-body{
  border-top:1px solid rgba(65,126,184,.20);
  padding:12px 14px 14px;
  font-size:.92rem;
  line-height:1.45;
  color:#17324d;
}
.answer-help-body h4{
  margin:8px 0 6px;
  font-size:.94rem;
  color:var(--bc-blue);
}
.answer-help-body p{margin:0 0 9px;white-space:pre-line}
.answer-core-prefix{font-weight:800;text-decoration:underline;text-decoration-thickness:.08em;text-underline-offset:.12em}
.answer-help-laws{
  margin:0 0 10px;
  padding-left:18px;
}
.answer-help-laws li{margin:4px 0}
.answer-help-note{
  font-size:.84rem;
  opacity:.78;
}




/* Admin Lösungshinweis-Editor */
.answer-help-editor {
  border: 1px solid rgba(23,63,109,0.16);
  border-radius: 16px;
  padding: 1rem;
  margin: 1rem 0;
  background: rgba(23,63,109,0.04);
}
.answer-help-editor legend {
  font-weight: 800;
  color: var(--bc-blue);
  padding: 0 0.4rem;
}
.answer-help-editor textarea {
  min-height: 92px;
}
.answer-help-editor #card-help-why {
  min-height: 140px;
}

/* FINAL FIX: Bedienleiste befindet sich in der jeweils sichtbaren Kartenseite direkt unter der letzten Antwort. */
.card-front > .card-buttons,
.card-back > .card-buttons{
  flex:0 0 auto!important;
  width:100%!important;
  margin:18px 0 0!important;
  padding:14px 14px 10px!important;
  box-sizing:border-box!important;
  display:flex!important;
  flex-direction:column!important;
  gap:8px!important;
  border:1px solid rgba(44,107,170,.28)!important;
  border-radius:18px!important;
  background:linear-gradient(180deg,#f8fcff 0%,#eef7ff 100%)!important;
  box-shadow:0 10px 22px rgba(11,39,72,.08)!important;
}
.card-front > .card-buttons .main-actions,
.card-back > .card-buttons .main-actions{
  width:100%!important;
  display:grid!important;
  grid-template-columns:repeat(4,minmax(0,1fr))!important;
  align-items:start!important;
  justify-items:center!important;
  gap:10px!important;
  margin:0!important;
}
.card-front > .card-buttons .main-actions button,
.card-back > .card-buttons .main-actions button{
  width:100%!important;
  min-height:52px!important;
  padding:6px 4px!important;
  border:0!important;
  border-radius:14px!important;
  background:transparent!important;
  box-shadow:none!important;
  color:var(--bc-blue,#173f6d)!important;
  display:flex!important;
  flex-direction:column!important;
  align-items:center!important;
  justify-content:center!important;
  gap:5px!important;
  line-height:1.1!important;
}
.card-front > .card-buttons .main-actions .btn-icon,
.card-back > .card-buttons .main-actions .btn-icon{
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  font-size:1.28rem!important;
  line-height:1!important;
}
.card-front > .card-buttons .main-actions button span:not(.btn-icon),
.card-back > .card-buttons .main-actions button span:not(.btn-icon){
  display:inline!important;
  font-size:.82rem!important;
  font-weight:850!important;
}
.card-front > .card-buttons .app-footer,
.card-back > .card-buttons .app-footer{
  position:static!important;
  width:100%!important;
  max-width:none!important;
  margin:2px auto 0!important;
  padding:4px 4px 0!important;
  transform:none!important;
  background:transparent!important;
  border:0!important;
  box-shadow:none!important;
  text-align:center!important;
  color:rgba(11,39,72,.74)!important;
  font-size:.78rem!important;
  font-weight:850!important;
  line-height:1.25!important;
}
.card-front > .card-buttons .app-footer a,
.card-back > .card-buttons .app-footer a{
  color:var(--bc-blue,#173f6d)!important;
  text-decoration:underline!important;
  text-underline-offset:2px!important;
  border-bottom:0!important;
}
@media(max-width:520px){
  .app-container{padding-bottom:24px!important}
  .card-front > .card-buttons,
  .card-back > .card-buttons{
    position:static!important;
    left:auto!important;
    right:auto!important;
    bottom:auto!important;
    z-index:auto!important;
    width:100%!important;
    max-width:100%!important;
    margin:14px 0 0!important;
    padding:10px 8px 8px!important;
    border-radius:16px!important;
  }
  .card-front > .card-buttons .main-actions,
  .card-back > .card-buttons .main-actions{
    gap:6px!important;
  }
  .card-front > .card-buttons .main-actions button,
  .card-back > .card-buttons .main-actions button{
    min-height:42px!important;
    padding:4px 2px!important;
  }
  .card-front > .card-buttons .main-actions .btn-icon,
  .card-back > .card-buttons .main-actions .btn-icon{
    font-size:1.08rem!important;
  }
  .card-front > .card-buttons .main-actions button span:not(.btn-icon),
  .card-back > .card-buttons .main-actions button span:not(.btn-icon){
    display:none!important;
  }
  .card-front > .card-buttons .app-footer,
  .card-back > .card-buttons .app-footer{
    font-size:.66rem!important;
    margin-top:0!important;
    padding-top:1px!important;
  }
}



/* FINAL FIX: Navigation unter der letzten Antwort */
.card-front > .card-buttons,
.card-back > .card-buttons,
body.phone-preview .card-front > .card-buttons,
body.phone-preview .card-back > .card-buttons {
  position: static !important;
  left: auto !important;
  right: auto !important;
  bottom: auto !important;
  transform: none !important;
  z-index: 1 !important;
  width: 100% !important;
  max-width: 100% !important;
  margin: 14px auto 0 !important;
  padding: 10px 10px 8px !important;
  box-sizing: border-box !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 8px !important;
  flex: 0 0 auto !important;
  border: 1px solid rgba(44,107,170,.26) !important;
  border-radius: 16px !important;
  background: linear-gradient(180deg,#f8fcff 0%,#edf7ff 100%) !important;
  box-shadow: 0 8px 18px rgba(11,39,72,.10) !important;
}

.card-front > .card-buttons .main-actions,
.card-back > .card-buttons .main-actions,
body.phone-preview .card-front > .card-buttons .main-actions,
body.phone-preview .card-back > .card-buttons .main-actions {
  width: 100% !important;
  display: grid !important;
  grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  gap: 8px !important;
  margin: 0 !important;
}

.card-front > .card-buttons .main-actions button,
.card-back > .card-buttons .main-actions button,
body.phone-preview .card-front > .card-buttons .main-actions button,
body.phone-preview .card-back > .card-buttons .main-actions button {
  width: 100% !important;
  min-height: 44px !important;
  height: auto !important;
  padding: 5px 4px !important;
  border: 1px solid #a9cef7 !important;
  border-radius: 13px !important;
  background: linear-gradient(180deg,#f8fcff,#e7f3ff) !important;
  color: var(--bc-blue) !important;
  box-shadow: 0 4px 10px rgba(23,63,109,.10) !important;
  font-size: .72rem !important;
  line-height: 1.05 !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 2px !important;
}

.card-front > .card-buttons .main-actions button .btn-icon,
.card-back > .card-buttons .main-actions button .btn-icon,
body.phone-preview .card-front > .card-buttons .main-actions button .btn-icon,
body.phone-preview .card-back > .card-buttons .main-actions button .btn-icon {
  display: block !important;
  font-size: 1.25rem !important;
  line-height: 1 !important;
}

.card-front > .card-buttons .main-actions button span:not(.btn-icon),
.card-back > .card-buttons .main-actions button span:not(.btn-icon),
body.phone-preview .card-front > .card-buttons .main-actions button span:not(.btn-icon),
body.phone-preview .card-back > .card-buttons .main-actions button span:not(.btn-icon) {
  display: inline !important;
}

.card-front > .card-buttons .app-footer,
.card-back > .card-buttons .app-footer,
body.phone-preview .card-front > .card-buttons .app-footer,
body.phone-preview .card-back > .card-buttons .app-footer {
  position: static !important;
  left: auto !important;
  right: auto !important;
  bottom: auto !important;
  transform: none !important;
  width: 100% !important;
  max-width: none !important;
  margin: 0 !important;
  padding: 2px 4px 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  color: rgba(11,39,72,.72) !important;
  font-size: .72rem !important;
  font-weight: 800 !important;
  line-height: 1.25 !important;
  text-align: center !important;
}

.card-front,
.card-back {
  justify-content: flex-start !important;
}

.app-container,
body.phone-preview .app-container {
  padding-bottom: 14px !important;
}

/* Former per-second inline rules, now applied once by the stylesheet. */
#app-container .card-buttons{width:calc(100% - 24px);max-width:840px;margin:18px auto 0;padding:16px 18px 12px;box-sizing:border-box;display:flex;flex-direction:column;gap:8px;border:1px solid rgba(44,107,170,.28);border-radius:20px;background:linear-gradient(180deg,#f8fcff 0%,#eef7ff 100%);box-shadow:0 12px 28px rgba(11,39,72,.10)}
#app-container .card-buttons .main-actions{width:100%;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:0}
#app-container .card-buttons .main-actions button{width:100%;min-height:42px;padding:6px 4px;border:0;border-radius:14px;background:transparent;box-shadow:none;color:#173f6d;display:flex;align-items:center;justify-content:center}
#app-container .card-buttons .app-footer{position:static;width:100%;max-width:none;margin:2px auto 0;padding:4px 4px 0;background:transparent;border:0;box-shadow:none;text-align:center;color:rgba(11,39,72,.74);font-size:.78rem;font-weight:850;line-height:1.25}
.answer-help h3{font-size:1.08rem;line-height:1.2;padding:9px 14px;margin:0;color:var(--bc-blue);}
@media (max-width:600px){.answer-help h3{font-size:.98rem;padding:8px 12px;}}

/* Werbekarten bieten bewusst nur die eindeutige Aktion „Weiter“ an. */
.card-front > .card-buttons.ad-actions-only .difficulty-note,
.card-front > .card-buttons.ad-actions-only .difficulty-row,
.card-front > .card-buttons.ad-actions-only #prev-card,
.card-front > .card-buttons.ad-actions-only #flip-card,
.card-front > .card-buttons.ad-actions-only #random-card{
  display:none!important;
}
.card-front > .card-buttons.ad-actions-only .main-actions{
  grid-template-columns:minmax(0,1fr)!important;
}
.card-front > .card-buttons.ad-actions-only #next-card{
  display:flex!important;
  max-width:360px!important;
  justify-self:center!important;
}
.card-front > .card-buttons.ad-actions-only #next-card span:not(.btn-icon){
  display:inline!important;
}

/* Prüf-Dashboard 1.6.8: rein diagnostische Hilfen für die manuelle Kartenprüfung. */
.review-dashboard{
  display:grid;
  gap:9px;
  margin:0 0 16px;
  padding:14px;
  border:1px solid rgba(23,63,109,.18);
  border-radius:16px;
  background:linear-gradient(180deg,#f7fbff,#edf6ff);
}
.review-dashboard-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  color:var(--bc-blue);
}
.warning-count-button{
  width:auto!important;
  margin:0!important;
  padding:3px 8px;
  border-radius:999px;
  border:1px solid #e6bd59!important;
  background:#fff4d6!important;
  color:#835800!important;
  font-size:.76rem;
  font-weight:850;
}
.warning-count-button:hover,.warning-count-button:focus{background:#ffeab0!important}
.review-status-notice{
  margin:0;
  padding:9px 10px;
  border-left:4px solid #2f7fc4;
  border-radius:8px;
  background:rgba(255,255,255,.78);
  color:#284f73;
}
.review-progress-track{
  height:9px;
  overflow:hidden;
  border-radius:999px;
  background:rgba(23,63,109,.12);
}
.review-progress-track span{
  display:block;
  width:0;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg,#2f7fc4,#35a45c);
  transition:width .2s ease;
}
.topic-progress-list{
  display:grid;
  gap:6px;
  max-height:230px;
  overflow:auto;
}
.topic-progress-item{
  width:100%;
  margin:0!important;
  padding:8px 10px!important;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  text-align:left;
  border:1px solid rgba(23,63,109,.12)!important;
  border-radius:11px!important;
  background:rgba(255,255,255,.8)!important;
  color:var(--bc-blue)!important;
}
.topic-progress-item.active{
  border-color:#2f7fc4!important;
  box-shadow:0 0 0 2px rgba(47,127,196,.12)!important;
}
.topic-progress-item span{display:grid;gap:1px}
.topic-progress-item small{font-weight:650;color:#526a83}
.topic-progress-item em{font-style:normal;font-weight:900;white-space:nowrap}
.review-filter-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:8px;
  margin:10px 0;
}
.review-flag-filter{
  min-height:42px;
  padding:8px 10px;
  border:1px solid rgba(23,63,109,.14);
  border-radius:12px;
  background:#f8fbff;
}
.review-navigation-actions{margin:8px 0 12px}
.supplemental-pool-note{
  margin:8px 0 12px;
  padding:10px 12px;
  border:1px solid rgba(47,127,196,.25);
  border-radius:12px;
  background:#eef6ff;
  color:var(--bc-blue);
}
.review-navigation-actions button{background:#eef6ff!important;color:var(--bc-blue)!important}
.card-result-item b{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:8px;
}
.card-result-badges{display:flex!important;align-items:center;gap:5px}
.card-result-badges em{float:none!important;white-space:nowrap}
.card-result-badges .warning-badge{background:#fff0c7;color:#825600}
.card-result-item.is-flagged{border-left:5px solid #d79a19}
.card-result-item.is-current{outline:3px solid rgba(47,127,196,.24);outline-offset:-2px}
.card-warning-summary{
  display:block;
  margin-top:5px;
  color:#825600!important;
  font-weight:800!important;
}
.card-review-reason{
  display:block;
  margin-top:5px;
  padding:6px 8px;
  border-radius:9px;
  background:#eef6ff;
  color:var(--bc-blue)!important;
  font-weight:800!important;
  line-height:1.35;
}
.card-review-reason.is-confirmed{
  background:#fff0e8;
  color:#8a3d00!important;
}
.card-warning-panel{
  margin:8px 0 12px;
  padding:10px 12px;
  border:1px solid #e6bd59;
  border-radius:12px;
  background:#fff8e5;
  color:#6d4a00;
  font-size:.9rem;
}
.card-warning-panel.has-critical{border-color:#e39a9a;background:#fff1f1;color:#841f1f}
.card-warning-panel ul{margin:5px 0 0;padding-left:20px}
.card-warning-panel li{margin:3px 0}
.card-warning-panel li span{display:block;margin-top:2px;font-weight:500;color:inherit}
.card-editor-footer-actions{
  position:sticky;
  bottom:0;
  z-index:3;
  margin:16px -1.25rem -1.25rem!important;
  padding:14px 1.25rem!important;
  border-top:1px solid rgba(23,63,109,.16);
  border-radius:0 0 18px 18px;
  background:rgba(247,251,255,.97);
  box-shadow:0 -10px 22px rgba(8,33,61,.08);
}
.card-editor-footer-actions button{width:auto!important;margin:0!important}
.card-preview-dialog{
  width:min(920px,calc(100vw - 28px));
  max-height:calc(100vh - 28px);
  padding:0;
  overflow:auto;
  border:1px solid rgba(23,63,109,.22);
  border-radius:20px;
  background:#f7fbff;
  color:#08213d;
  box-shadow:0 24px 70px rgba(8,33,61,.28);
}
.card-preview-dialog::backdrop{background:rgba(8,33,61,.62)}
.review-backup-dialog{
  width:min(850px,calc(100vw - 28px));
  max-height:calc(100vh - 28px);
  padding:0;
  overflow:auto;
  border:1px solid rgba(23,63,109,.22);
  border-radius:20px;
  background:#f7fbff;
  color:#08213d;
  box-shadow:0 24px 70px rgba(8,33,61,.28);
}
.review-backup-dialog::backdrop{background:rgba(8,33,61,.62)}
.review-backup-explanation{margin:16px 18px 8px;padding:10px 12px;border-radius:12px;background:#eef6ff;color:#284f73}
.review-backup-list{display:grid;gap:10px;padding:10px 18px 18px}
.review-backup-item{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px;border:1px solid rgba(23,63,109,.16);border-radius:14px;background:#fff}
.review-backup-item div{display:grid;gap:2px}
.review-backup-item span,.review-backup-item small{color:#526a83}
.review-backup-item button{width:auto!important;margin:0!important;white-space:nowrap}
#review-backup-msg{padding:0 18px 18px}
.card-preview-head{
  position:sticky;
  top:0;
  z-index:2;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:14px;
  padding:14px 18px;
  border-bottom:1px solid rgba(23,63,109,.15);
  background:rgba(247,251,255,.96);
}
.card-preview-head div{display:grid;gap:2px}
.card-preview-head b{font-size:1.1rem;color:var(--bc-blue)}
.card-preview-head span{font-size:.8rem;color:#526a83}
.card-preview-head button{width:auto;margin:0;padding:8px 12px}
.card-preview-dialog > .card-warning-panel{margin:14px 18px 0}
.card-preview-content{display:grid;gap:14px;padding:18px}
.card-preview-content section{
  padding:16px;
  border:1px solid rgba(23,63,109,.16);
  border-radius:16px;
  background:#fff;
}
.card-preview-content h3{margin:0 0 10px;color:var(--bc-blue)}
.card-preview-content h4{margin:14px 0 6px;color:var(--bc-blue)}
.preview-question > div{font-size:1.08rem;line-height:1.55}
.preview-question > small{display:block;margin-top:10px;color:#526a83;font-weight:750}
.preview-answers ol{display:grid;gap:8px;margin:0;padding-left:24px}
.preview-answers li{padding:9px 10px;border:1px solid #d9e2eb;border-radius:10px;background:#f8fafc}
.preview-answers li::marker{font-weight:800;color:var(--bc-blue)}
.preview-answers li span{display:inline}
.preview-answers li em{float:right;margin-left:10px;font-style:normal;font-size:.8rem;font-weight:850;color:#8b2a2a}
.preview-answers li.is-correct{border-color:#83c99a;background:#edf9f1}
.preview-answers li.is-correct em{color:#176331}
.preview-help p{white-space:pre-line}
@media(max-width:700px){
  .card-preview-head{align-items:flex-start}
  .card-preview-content{padding:12px}
  .card-preview-dialog > .card-warning-panel{margin:12px 12px 0}
  .preview-answers li em{float:none;display:block;margin:4px 0 0}
  .review-backup-item{align-items:stretch;flex-direction:column}
  .review-backup-item button{width:100%!important;white-space:normal}
  .card-editor-footer-actions button{width:100%!important}
}

/* Frageneditor 1.7.7: klare Arbeitsaktionen und getrennte Wartungsfunktionen. */
.review-maintenance{
  margin:10px 0 14px;
  padding:10px 12px;
  border:1px solid rgba(23,63,109,.16);
  border-radius:12px;
  background:#f8fbff;
}
.review-maintenance summary{
  cursor:pointer;
  color:var(--bc-blue);
  font-weight:850;
}
.review-maintenance[open] summary{margin-bottom:8px}
.review-maintenance-warning{
  margin-top:10px;
  padding:10px;
  border:1px solid #e6bd59;
  border-radius:10px;
  background:#fff8e5;
}
.card-unsaved-state{
  display:inline-block;
  margin:4px 0 0;
  padding:4px 8px;
  border-radius:999px;
  background:#fff0c7;
  color:#825600;
  font-weight:850;
}
.card-edit-form.is-dirty{
  border-color:rgba(215,154,25,.62);
  box-shadow:0 10px 26px rgba(130,86,0,.12);
}
.option-editor-actions{justify-content:flex-end}
#add-option{background:#eef6ff!important;color:var(--bc-blue)!important}
#previous-card{background:#eef6ff!important;color:var(--bc-blue)!important}
#save-card-next{background:#176331!important}
#delete-card{margin-left:auto!important}
.card-editor-footer-actions button:disabled,
.review-navigation-actions button:disabled{
  cursor:not-allowed;
  opacity:.55;
}
@media(max-width:700px){
  #delete-card{margin-left:0!important}
  .option-editor-actions button{width:100%!important}
}

/* Frageneditor 1.8.0: neue Fragen und Lückentexte. */
.question-editor select{
  width:100%;
  margin-top:6px;
  padding:12px 14px;
  border:1px solid var(--bc-line);
  border-radius:14px;
  background:#fff;
  color:#08213d;
  font:inherit;
}
.card-setup-editor,
.cloze-editor{
  margin:0 0 16px;
  padding:14px;
  border:1px solid rgba(23,63,109,.16);
  border-radius:16px;
  background:rgba(23,63,109,.04);
}
.card-setup-editor legend,
.cloze-editor legend{
  padding:0 6px;
  color:var(--bc-blue);
  font-weight:850;
}
.card-setup-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.cloze-editor #card-cloze-text{min-height:150px!important}
#create-card{background:#176331!important}
.preview-cloze-text{
  margin-top:14px;
  padding:14px;
  border:1px solid var(--bc-line);
  border-radius:12px;
  background:#f8fbff;
}
.preview-cloze-gap{
  display:inline-block;
  min-width:120px;
  margin:0 3px;
  padding:3px 8px;
  border:2px solid #7ca9d4;
  border-radius:7px;
  color:var(--bc-blue);
  text-align:center;
}
@media(max-width:700px){
  .card-setup-grid{grid-template-columns:1fr}
}

/* Prüferverwaltung: getrennte, schreibgeschützte Fachprüfung. */
.reviewer-admin-shell{display:grid;gap:18px}
.reviewer-admin-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}
.reviewer-admin-head h2,.reviewer-admin-head p{margin-top:0}
.reviewer-admin-head .question-editor-actions{min-width:240px;justify-content:flex-end}
.reviewer-admin-summary{display:grid;grid-template-columns:repeat(6,minmax(110px,1fr));gap:10px}
.reviewer-admin-summary>div{padding:12px;border:1px solid var(--bc-line);border-radius:14px;background:#f8fbff;text-align:center}
.reviewer-admin-summary b{display:block;font-size:1.45rem;color:var(--bc-blue)}
.reviewer-admin-summary span{display:block;margin-top:3px;color:var(--bc-muted);font-size:.82rem;font-weight:750}
.reviewer-admin-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:18px;align-items:start}
.reviewer-admin-grid h3,.reviewer-progress-section h3,.reviewer-issue-section h3{margin:0 0 10px}
.reviewer-account-form{display:grid;gap:10px;padding:14px;border:1px solid var(--bc-line);border-radius:16px;background:#f8fbff}
.reviewer-account-form label{display:grid;gap:5px;font-weight:750}
.reviewer-account-form input{width:100%;padding:11px 12px;border:1px solid var(--bc-line);border-radius:12px;font:inherit}
.reviewer-progress-list{display:grid;gap:10px}
.reviewer-progress-card{border:1px solid var(--bc-line);border-radius:14px;background:#fff;overflow:hidden}
.reviewer-progress-card summary{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:13px 14px;cursor:pointer}
.reviewer-progress-card summary span,.reviewer-progress-card summary b,.reviewer-progress-card summary small{display:block}
.reviewer-progress-card summary small{margin-top:3px;color:var(--bc-muted)}
.reviewer-progress-card summary em{font-style:normal;font-weight:900;color:var(--bc-blue)}
.reviewer-progress-topics{display:grid;gap:6px;padding:0 14px 14px}
.reviewer-progress-topics>div{display:flex;justify-content:space-between;gap:12px;padding:9px 10px;border-radius:10px;background:#f7f9fc}
.reviewer-progress-topics span,.reviewer-progress-topics b,.reviewer-progress-topics small{display:block}
.reviewer-progress-topics small{color:var(--bc-muted)}
.reviewer-progress-topics em{font-style:normal;font-weight:850;color:var(--bc-blue)}
.reviewer-issue-section{display:grid;gap:12px}
.reviewer-issue-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.reviewer-issue-head h3,.reviewer-issue-head p{margin-top:0}
.reviewer-filter-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.reviewer-filter-grid label{display:grid;gap:5px;font-weight:750}
.reviewer-filter-grid input,.reviewer-filter-grid select{width:100%;padding:10px 11px;border:1px solid var(--bc-line);border-radius:11px;background:#fff;font:inherit}
.reviewer-review-list{display:grid;gap:12px}
.reviewer-review-entry{padding:14px;border:1px solid var(--bc-line);border-left:5px solid #7ca9d4;border-radius:14px;background:#fff}
.reviewer-review-entry.is-recheck{border-left-color:#d79a19;background:#fffaf0}
.reviewer-review-entry.is-conflict{box-shadow:0 0 0 2px rgba(175,66,66,.16)}
.reviewer-review-entry-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.reviewer-review-entry-head b,.reviewer-review-entry-head span{display:block}
.reviewer-review-entry-head span{margin-top:3px;color:var(--bc-muted);font-size:.86rem}
.reviewer-entry-badges{display:flex;justify-content:flex-end;gap:5px;flex-wrap:wrap}
.reviewer-entry-badges span{margin:0;padding:4px 7px;border-radius:999px;background:#eef5fc;color:#214f7a;font-size:.76rem;font-weight:850}
.reviewer-question-preview{margin:11px 0 8px;line-height:1.45}
.reviewer-note,.reviewer-failed-checks{padding:9px 10px;border-radius:10px;background:#f7f9fc;white-space:pre-wrap}
.reviewer-failed-checks{background:#fff3d7;color:#765000}
.reviewer-admin-controls{display:grid;grid-template-columns:minmax(190px,.55fr) minmax(280px,1.45fr) auto;gap:10px;align-items:end;margin-top:10px}
.reviewer-admin-controls label{display:grid;gap:5px;font-weight:750}
.reviewer-admin-controls select,.reviewer-admin-controls textarea{width:100%;padding:10px 11px;border:1px solid var(--bc-line);border-radius:11px;background:#fff;font:inherit}
.reviewer-admin-controls button{margin:0!important;width:auto!important}
.reviewer-status-readonly{margin:8px 0}
@media(max-width:1050px){
  .reviewer-admin-summary{grid-template-columns:repeat(3,minmax(110px,1fr))}
  .reviewer-filter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .reviewer-admin-controls{grid-template-columns:1fr 1fr}.reviewer-admin-controls button{grid-column:1/-1;width:100%!important}
}
@media(max-width:760px){
  .reviewer-admin-head,.reviewer-issue-head,.reviewer-review-entry-head{flex-direction:column}
  .reviewer-admin-head .question-editor-actions{min-width:0;width:100%}
  .reviewer-admin-grid{grid-template-columns:1fr}
  .reviewer-admin-summary{grid-template-columns:repeat(2,minmax(100px,1fr))}
  .reviewer-filter-grid,.reviewer-admin-controls{grid-template-columns:1fr}
  .reviewer-entry-badges{justify-content:flex-start}
}