/* Praxis-Look: helles Grün, klare Buttons, Whiteboard-tauglich */
:root{
  --green:#69b36d;
  --green-dark:#4a8b50;
  --bg:#f6fff6;
  --ink:#153015;
  --muted:#557a55;
  --chip:#e9f7ea;
  --card:#ffffff;
  --accent:#ffd86b;
  --ok:#2e7d32;
  --bad:#c62828;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,'Noto Sans',sans-serif;font-size:18px;line-height:1.5;}
.app-header{display:flex;align-items:center;gap:12px;padding:10px 14px;background:linear-gradient(90deg,var(--green),#7fcc83);color:#fff;position:sticky;top:0;z-index:5}
.logo{height:54px;object-fit:contain;}
.titles h1{margin:0;font-size:1.6rem;}
.titles h2{margin:0;font-size:1rem;font-weight:500;}
.header-actions button{font-size:1.2rem;border:none;background:#fff;color:var(--green-dark);padding:6px 10px;border-radius:10px;cursor:pointer;}
.tabs{display:flex;gap:6px;flex-wrap:wrap;padding:10px;background:#eaf7ec;border-bottom:2px solid #d3efd6;position:sticky;top:84px;z-index:4}
.tab{background:#fff;border:2px solid var(--green);color:var(--green-dark);padding:8px 12px;border-radius:999px;cursor:pointer}
.tab.active{background:var(--green);color:#fff;}
main{padding:16px;max-width:1100px;margin:auto;}
.panel{display:none;}
.panel.active{display:block;animation:fade .2s ease-in;}
@keyframes fade{from{opacity:0}to{opacity:1}}
.grid{display:grid;gap:12px}
.grid.two{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));}
.grid.four{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));}
.card{background:var(--card);border:1px solid #dcefe0;border-radius:18px;padding:14px;box-shadow:0 2px 8px rgba(0,0,0,.06);}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.chips.chosen{min-height:54px;border:2px dashed var(--green);border-radius:14px;padding:10px;background:#f4fbf5}
.chip,.word{background:var(--chip);border:1px solid #cfe6d3;border-radius:999px;padding:8px 12px;cursor:grab;user-select:none}
.word:active{cursor:grabbing}
.dropzone{min-height:80px;background:#fff;border:2px dashed var(--green-dark);border-radius:14px;padding:10px;position:relative}
.dropzone .hintlabel{position:absolute;right:8px;bottom:6px;font-size:.8rem;color:#2f512f;opacity:.8}
.big{font-size:1.25rem;margin:8px 0;padding:8px;background:#fff;border-radius:12px;border:1px solid #d4ead7}
.hint{color:var(--muted)}
.help{background:#fff;border:1px solid var(--green);padding:8px 12px;border-radius:10px;cursor:pointer;margin-right:8px}
.actions{display:flex;gap:10px;align-items:center;margin:10px 0;flex-wrap:wrap}
.actions .btn, .btn{background:var(--green);color:#fff;border:none;padding:10px 14px;border-radius:12px;text-decoration:none;display:inline-block}
.footer{padding:20px;text-align:center;color:#2f512f}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.35);display:flex;align-items:center;justify-content:center}
.modal.hidden{display:none}
.modal-content{background:#fff;max-width:720px;width:min(94vw,720px);border-radius:16px;padding:16px;position:relative}
.close{position:absolute;right:10px;top:6px;border:none;background:#fff;font-size:1.4rem;cursor:pointer}
.options{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px;margin-top:10px}
.options button{padding:12px;border-radius:12px;border:2px solid #cfe6d3;background:#fff;cursor:pointer}
.memory{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;margin-top:12px}
.cardMem{background:#fff;border-radius:12px;border:2px solid #dcefe0;display:flex;align-items:center;justify-content:center;aspect-ratio:3/4;cursor:pointer;font-weight:600}
.cardMem.open{background:var(--accent)}
.selectable span{padding:4px 8px;margin:2px;border-radius:8px;cursor:pointer;display:inline-block}
.legendItem{display:inline-flex;gap:6px;align-items:center;margin-right:12px}
.legendDot{width:12px;height:12px;border-radius:50%}
.ok{outline:3px solid var(--ok)}
.bad{outline:3px solid var(--bad)}

.hdr{display:flex;justify-content:space-between;align-items:center;gap:12px}
.mode{display:flex;align-items:center;gap:8px}
.switch{position:relative;display:inline-block;width:48px;height:26px}
.switch input{opacity:0;width:0;height:0}
.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background:#cfe6d3;transition:.2s;border-radius:26px}
.slider:before{position:absolute;content:"";height:22px;width:22px;left:2px;bottom:2px;background:#fff;transition:.2s;border-radius:50%}
.switch input:checked + .slider{background:#69b36d}
.switch input:checked + .slider:before{transform:translateX(22px)}
@media (pointer:coarse){
  .chip,.word,.options button{padding:16px 18px;font-size:1.2rem}
  .tab{padding:12px 16px}
}