:root{
  --orange:#F28C28; --orange-dark:#D4770F; --dark:#1A1A1A; --dark2:#2C2C2C;
  --gray:#3E3E3E; --gray-light:#F5F3EE; --success:#22c55e; --lock:#9ca3af;
  --text-muted:#6b7280; --border:#e5e7eb; --white:#fff; --accent:#FFB347;
  --code-bg:#1E1E2E; --sara:#8B3FA8;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
body{font-family:'Nunito',sans-serif;background:var(--gray-light);color:var(--dark);min-height:100vh;line-height:1.65;}
a{color:inherit;}
p{margin-bottom:12px;}
ul,ol{padding-left:22px;margin-bottom:12px;}
li{margin-bottom:5px;}

/* ── Header ─────────────────────────────────────────────────────────────── */
header.top{background:var(--dark);color:#fff;padding:0 24px;height:60px;display:flex;
  align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.3);}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;}
.brand img{width:36px;height:36px;border-radius:50%;object-fit:cover;object-position:top;border:2px solid var(--orange);}
.brand span{font-family:'Oswald',sans-serif;font-size:1.1rem;letter-spacing:.5px;}
.brand em{color:var(--orange);font-style:normal;}
.hdr-right{display:flex;align-items:center;gap:10px;font-size:.875rem;}
.pill{background:rgba(242,140,40,.15);border:1px solid var(--orange);color:var(--orange);padding:4px 12px;border-radius:20px;font-weight:700;}
.btn-sm{background:transparent;border:1px solid rgba(255,255,255,.3);color:rgba(255,255,255,.75);padding:5px 14px;border-radius:20px;cursor:pointer;font-size:.8rem;text-decoration:none;transition:all .2s;}
.btn-sm:hover{border-color:#fff;color:#fff;}

/* ── Login ──────────────────────────────────────────────────────────────── */
#login-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.72);z-index:200;align-items:center;justify-content:center;}
#login-overlay.active{display:flex;}
.login-card{background:#fff;border-radius:16px;padding:40px;max-width:420px;width:90%;box-shadow:0 24px 64px rgba(0,0,0,.35);text-align:center;}
.login-card img{width:84px;height:84px;border-radius:50%;object-fit:cover;object-position:top;border:3px solid var(--orange);margin-bottom:14px;}
.login-card h2{font-family:'Oswald',sans-serif;font-size:1.8rem;margin-bottom:6px;}
.login-card>p{color:var(--text-muted);margin-bottom:22px;}
.form-group{margin-bottom:14px;text-align:left;}
.form-group label{display:block;font-weight:700;font-size:.85rem;margin-bottom:5px;}
.form-group input{width:100%;padding:11px 14px;border:2px solid var(--border);border-radius:8px;font-family:'Nunito',sans-serif;font-size:1rem;transition:border-color .2s;}
.form-group input:focus{outline:none;border-color:var(--orange);}
#login-error{color:#ef4444;font-size:.85rem;margin-bottom:10px;display:none;}
.btn-primary{width:100%;padding:12px;background:var(--orange);color:#fff;border:none;border-radius:8px;font-family:'Oswald',sans-serif;font-size:1.1rem;cursor:pointer;transition:background .2s;}
.btn-primary:hover{background:var(--orange-dark);}
.btn-primary:disabled{opacity:.6;cursor:not-allowed;}

/* ── Hero (Übersicht) ───────────────────────────────────────────────────── */
.hero{background:var(--dark);color:#fff;padding:44px 24px 52px;text-align:center;position:relative;overflow:hidden;}
.hero::before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(45deg,transparent,transparent 30px,rgba(242,140,40,.05) 30px,rgba(242,140,40,.05) 31px);}
.hero-inner{position:relative;max-width:720px;margin:0 auto;}
.hero-avatars{display:flex;justify-content:center;margin-bottom:16px;}
.hero-avatars img{width:100px;height:100px;border-radius:50%;object-fit:cover;object-position:top;border:4px solid var(--orange);box-shadow:0 8px 32px rgba(242,140,40,.35);background:var(--dark);}
.hero-avatars img.second{margin-left:-26px;border-color:var(--sara);box-shadow:0 8px 32px rgba(139,63,168,.35);}
.hero h1{font-family:'Oswald',sans-serif;font-size:clamp(2rem,5vw,2.7rem);margin-bottom:6px;}
.hero h1 em{color:var(--orange);font-style:normal;}
.hero p{font-size:1.05rem;opacity:.8;margin-bottom:26px;}
.progress-widget{background:rgba(255,255,255,.1);border-radius:12px;padding:18px 24px;display:inline-block;min-width:280px;}
.progress-row{display:flex;justify-content:space-between;font-size:.85rem;margin-bottom:8px;opacity:.9;}
.bar-outer{height:10px;background:rgba(255,255,255,.2);border-radius:10px;overflow:hidden;}
.bar-inner{height:100%;background:var(--orange);border-radius:10px;transition:width .6s ease;}

main{max-width:1150px;margin:0 auto;padding:36px 24px 64px;}

/* ── Module + Einheiten-Grid ────────────────────────────────────────────── */
.module{margin-bottom:44px;}
.module-head{display:flex;align-items:center;gap:12px;margin-bottom:8px;}
.module-icon{font-size:1.6rem;}
.module-head h2{font-family:'Oswald',sans-serif;font-size:1.4rem;}
.module-head .m-range{margin-left:auto;font-size:.78rem;color:var(--text-muted);}
.module-desc{color:var(--text-muted);font-size:.9rem;margin:0 0 16px;}
.units-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;}
.unit-card{background:#fff;border-radius:12px;padding:18px;border:2px solid transparent;position:relative;transition:transform .18s,box-shadow .18s,border-color .18s;display:flex;flex-direction:column;}
.unit-card:not(.locked):hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(0,0,0,.10);}
.unit-card .u-num{font-size:.72rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:5px;}
.unit-card .u-title{font-weight:800;font-size:.98rem;line-height:1.35;margin-bottom:6px;}
.unit-card .u-meta{font-size:.75rem;color:var(--text-muted);margin-bottom:14px;}
.unit-card .u-action{margin-top:auto;}
.u-btn{display:block;text-align:center;padding:8px 12px;border-radius:8px;font-weight:700;font-size:.82rem;text-decoration:none;transition:opacity .15s,background .15s;}
.u-btn.open{background:var(--orange);color:#fff;}
.u-btn.open:hover{background:var(--orange-dark);}
.u-btn.review{background:#eefdf3;color:#15803d;border:1px solid #86efac;}
.unit-card.done{border-color:var(--success);background:#f0fdf4;}
.unit-card.done::after{content:'✓';position:absolute;top:10px;right:10px;width:22px;height:22px;border-radius:50%;background:var(--success);color:#fff;font-size:.7rem;font-weight:700;display:flex;align-items:center;justify-content:center;}
.unit-card.locked{opacity:.6;background:#fafafa;}
.unit-card.locked .u-num::after{content:'  🔒';}
.u-btn.locked{background:#e5e7eb;color:var(--lock);cursor:not-allowed;}

footer{text-align:center;padding:22px 24px;color:var(--text-muted);font-size:.8rem;border-top:1px solid var(--border);}
footer a{color:var(--orange);text-decoration:none;}

/* ── Einheit-Seite ──────────────────────────────────────────────────────── */
.unit-hero{background:var(--dark);color:#fff;padding:30px 24px;position:relative;overflow:hidden;}
.unit-hero::before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(45deg,transparent,transparent 30px,rgba(242,140,40,.04) 30px,rgba(242,140,40,.04) 31px);}
.unit-hero-inner{position:relative;max-width:860px;margin:0 auto;}
.unit-hero .crumb{font-family:'Oswald',sans-serif;font-size:.72rem;letter-spacing:2px;text-transform:uppercase;color:var(--orange);margin-bottom:8px;}
.unit-hero h1{font-family:'Oswald',sans-serif;font-size:1.9rem;}
.unit-hero .meta{font-size:.85rem;color:rgba(255,255,255,.6);margin-top:6px;}
.wrap{max-width:860px;margin:0 auto;padding:28px 24px 80px;}
.card{background:#fff;border-radius:14px;padding:22px 24px;margin-bottom:22px;box-shadow:0 1px 6px rgba(0,0,0,.05);}
.card>h3:first-child{font-family:'Oswald',sans-serif;font-size:1.15rem;margin-bottom:14px;display:flex;align-items:center;gap:8px;color:var(--dark);}

.oemer-speech{display:flex;gap:16px;align-items:flex-start;border-left:5px solid var(--orange);}
.oemer-speech>img{width:64px;height:64px;flex-shrink:0;border-radius:10px;object-fit:cover;object-position:top;}
.oemer-speech .speaker{font-family:'Oswald',sans-serif;font-size:.75rem;color:var(--orange);letter-spacing:1px;text-transform:uppercase;margin-bottom:6px;}
.oemer-speech .speaker.sara{color:var(--sara);}

.lernziele{display:flex;flex-wrap:wrap;gap:10px;}
.lernziel-tag{background:#fff;border:1.5px solid var(--orange);color:var(--dark);border-radius:30px;padding:5px 14px;font-size:.85rem;display:flex;align-items:center;gap:6px;}
.lernziel-tag::before{content:'✓';color:var(--orange);font-weight:700;}

/* Regeln-Inhalt */
.regeln-body{font-size:.96rem;}
.regeln-body h2{font-family:'Oswald',sans-serif;font-size:1.3rem;font-weight:700;color:var(--dark);margin:26px 0 12px;border-bottom:2px solid var(--orange);padding-bottom:7px;}
.regeln-body h3{font-family:'Oswald',sans-serif;font-size:1.05rem;color:var(--dark2);margin:16px 0 8px;}
.regeln-body .oemer-speech{background:#fff8f0;border-radius:10px;padding:14px 16px;margin:18px 0;}
.regeln-body .oemer-mini{width:52px;flex-shrink:0;}
.regeln-body .oemer-mini img{width:100%;border-radius:8px;}
.regeln-body .speech-inner .speaker{font-family:'Oswald',sans-serif;font-size:.72rem;color:var(--orange);letter-spacing:1px;text-transform:uppercase;margin-bottom:4px;}
.regeln-body .speech-inner p{font-size:.9rem;color:var(--gray);margin-bottom:0;}

/* Info-Boxen */
.info-box{background:#fff;border:1.5px solid #E8E4DC;border-radius:10px;padding:16px 20px;margin:18px 0;box-shadow:0 1px 6px rgba(0,0,0,.05);}
.info-box h3{margin-top:0;font-size:.98rem;color:var(--orange-dark);}
.info-box.highlight{border-left:5px solid var(--orange);}
.info-box.success{border-left:5px solid var(--success);} .info-box.success h3{color:#1a9c4b;}
.info-box.danger{border-left:5px solid #DC3545;} .info-box.danger h3{color:#DC3545;}
.info-box.hintergrund{border-left:5px solid #3B82F6;background:#EFF6FF;} .info-box.hintergrund h3{color:#1D4ED8;}
.info-box p:last-child,.info-box ul:last-child{margin-bottom:0;}
.wusstest-du{background:linear-gradient(135deg,#1e3a5f,#1a2e4a);color:#e2e8f0;border-radius:12px;padding:16px 20px;margin:18px 0;border-left:5px solid #3B82F6;}
.wusstest-du h3{margin-top:0;font-size:.82rem;color:#60a5fa;font-family:'Oswald',sans-serif;letter-spacing:1px;text-transform:uppercase;}
.wusstest-du p{margin-bottom:0;font-size:.88rem;}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:18px 0;}
.three-col{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;margin:18px 0;}
.fact-card{background:var(--dark);color:#fff;border-radius:12px;padding:18px;text-align:center;}
.fact-num{font-family:'Oswald',sans-serif;font-size:2rem;color:var(--orange);font-weight:700;}
.fact-label{font-size:.75rem;color:rgba(255,255,255,.6);margin-top:4px;}

/* Tabellen */
.begriffe-table,.gram-table{width:100%;border-collapse:collapse;margin:18px 0;background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 1px 6px rgba(0,0,0,.07);}
.begriffe-table thead,.gram-table thead,.gram-table tr:first-child th{background:var(--dark);color:#fff;}
.begriffe-table th,.gram-table th{padding:11px 15px;text-align:left;font-family:'Oswald',sans-serif;font-size:.75rem;letter-spacing:1px;text-transform:uppercase;}
.begriffe-table th:first-child,.gram-table th:first-child{color:var(--orange);}
.begriffe-table td,.gram-table td{padding:10px 15px;border-bottom:1px solid #EDEAE3;font-size:.88rem;}
.begriffe-table tr:last-child td,.gram-table tr:last-child td{border-bottom:none;}
.begriffe-table tr:nth-child(even) td,.gram-table tr:nth-child(even) td{background:#F9F7F3;}
.term{font-family:'Source Code Pro',monospace;color:var(--orange-dark);font-weight:600;}

/* Beispiel-Block (dunkel) */
.gram-block{background:var(--code-bg);border-radius:10px;margin:18px 0;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.18);}
.gram-block-header{background:rgba(255,255,255,.06);padding:9px 16px;display:flex;align-items:center;gap:12px;border-bottom:1px solid rgba(242,140,40,.3);}
.gram-block-dots{display:flex;gap:6px;}
.gram-block-dots span{width:10px;height:10px;border-radius:50%;display:block;}
.dot-r{background:#FF5F57;}.dot-y{background:#FFBD2E;}.dot-g{background:#28CA41;}
.gram-block-label{font-family:'Source Code Pro',monospace;font-size:.72rem;color:rgba(255,255,255,.5);}
.gram-block-tag{margin-left:auto;background:var(--orange);color:var(--dark);font-size:.6rem;font-weight:700;letter-spacing:1px;padding:2px 8px;border-radius:4px;font-family:'Oswald',sans-serif;}
.gram-block-body{padding:18px 20px;font-size:.95rem;line-height:2;color:#CDD6F4;}
.gram-legend{display:flex;flex-wrap:wrap;gap:10px;padding:8px 20px 14px;font-size:.75rem;}
.gram-legend span{display:flex;align-items:center;gap:5px;color:rgba(255,255,255,.65);}

/* Grammatik-Marker */
.g-subj{background:#1D4ED8;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.g-pred{background:#DC2626;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.g-obj{background:#16A34A;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.g-adj{background:#B45309;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.g-prep{background:#7C3AED;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.g-konj{background:#0E7490;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.g-adv{background:#4B5563;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.g-pron{background:#BE185D;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.g-art{background:#9333EA;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.g-nom{background:#0F766E;color:#fff;padding:1px 6px;border-radius:4px;font-weight:700;font-size:.93em;}
.fehler{text-decoration:underline wavy #DC2626;color:#DC2626;font-weight:700;}
.richtig-text{color:#16A34A;font-weight:700;}

/* ── Sara's Test ────────────────────────────────────────────────────────── */
.sara-test{border-top:4px solid var(--sara);}
.sara-head{display:flex;gap:16px;align-items:flex-start;margin-bottom:18px;}
.sara-head img{width:64px;height:64px;flex-shrink:0;border-radius:10px;object-fit:cover;object-position:top;border:2px solid var(--sara);}
.sara-head .best-hint{color:var(--text-muted);font-size:.85rem;}

.score-panel{display:none;background:#faf7f2;border:1px solid var(--border);border-radius:12px;padding:16px 18px;margin-bottom:20px;}
.score-panel.show{display:block;}
.score-row{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:8px;}
.score-label{font-family:'Oswald',sans-serif;text-transform:uppercase;letter-spacing:1px;font-size:.8rem;color:var(--text-muted);}
.score-value{font-family:'Oswald',sans-serif;font-size:1.8rem;font-weight:700;color:var(--dark);}
.score-bar-outer{height:10px;background:#e5e7eb;border-radius:10px;overflow:hidden;}
.score-bar-inner{height:100%;width:0;border-radius:10px;transition:width .5s ease;background:var(--orange);}
.score-bar-inner.ok{background:var(--success);}.score-bar-inner.mid{background:var(--orange);}.score-bar-inner.low{background:#DC3545;}
.score-msg{margin-top:10px;font-size:.9rem;}
.score-msg.ok{color:#15803d;}.score-msg.mid{color:var(--orange-dark);}.score-msg.warn{color:#b91c1c;}

/* Aufgaben-Karte */
.ex-card{border:1.5px solid var(--border);border-radius:12px;padding:18px;margin-bottom:16px;background:#fff;transition:border-color .2s,background .2s;}
.ex-card.ex-correct{border-color:var(--success);background:#f6fef9;}
.ex-card.ex-wrong{border-color:#f0a5a5;background:#fff7f7;}
.ex-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.ex-num{font-family:'Oswald',sans-serif;font-size:.7rem;letter-spacing:1px;text-transform:uppercase;background:var(--dark);color:#fff;padding:3px 10px;border-radius:5px;}
.ex-tag{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:3px 9px;border-radius:20px;background:#f3f4f6;color:var(--text-muted);}
.ex-tag.ex-mc{background:#eef2ff;color:#4338ca;}
.ex-tag.ex-assign{background:#fff1e6;color:var(--orange-dark);}
.ex-tag.ex-order{background:#ecfeff;color:#0e7490;}
.ex-tag.ex-fill{background:#fdf2f8;color:#be185d;}
.ex-q{font-family:'Oswald',sans-serif;font-size:1.02rem;color:var(--dark);margin-bottom:14px;line-height:1.4;}
.ex-fb{display:none;margin-top:12px;padding:10px 14px;border-radius:8px;font-size:.86rem;}
.ex-fb.show{display:block;}
.ex-fb.ok{background:rgba(34,197,94,.1);color:#15803d;border:1px solid rgba(34,197,94,.3);}
.ex-fb.wrong{background:rgba(220,53,69,.1);color:#7B1D1D;border:1px solid rgba(220,53,69,.3);}
.sol-pair{white-space:nowrap;}

/* MC */
.mc-options{display:flex;flex-direction:column;gap:9px;}
.mc-option{padding:11px 16px;border-radius:8px;border:2px solid #E0DBD0;cursor:pointer;font-size:.9rem;transition:all .15s;display:flex;align-items:center;gap:12px;background:var(--gray-light);}
.mc-option:hover{border-color:var(--orange);background:rgba(242,140,40,.05);}
.mc-option.selected{border-color:var(--orange);background:rgba(242,140,40,.12);}
.mc-option.correct{border-color:var(--success)!important;background:rgba(34,197,94,.12)!important;}
.mc-option.wrong{border-color:#DC3545!important;background:rgba(220,53,69,.1)!important;}
.mc-letter{width:26px;height:26px;border-radius:50%;background:var(--dark);color:#fff;display:flex;align-items:center;justify-content:center;font-family:'Oswald',sans-serif;font-size:.78rem;flex-shrink:0;}
.mc-option.selected .mc-letter{background:var(--orange);}
.mc-option.correct .mc-letter{background:var(--success);}
.mc-option.wrong .mc-letter{background:#DC3545;}

/* Zuordnung */
.assign-wrap{display:grid;grid-template-columns:1fr;gap:16px;}
.assign-rows{display:flex;flex-direction:column;gap:10px;}
.assign-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:stretch;}
.assign-left{background:var(--dark);color:#fff;border-radius:8px;padding:11px 14px;font-weight:700;font-size:.88rem;display:flex;align-items:center;}
.assign-slot{border:2px dashed #cbb8a0;border-radius:8px;min-height:46px;display:flex;align-items:center;justify-content:center;padding:5px;transition:all .15s;}
.assign-slot:empty::before{content:attr(data-placeholder);color:#b8a888;font-size:.8rem;font-style:italic;}
.assign-slot.drop-hover{border-color:var(--orange);background:#fff8f0;}
.chip-pool{display:flex;flex-wrap:wrap;gap:9px;padding:12px;background:#faf7f2;border-radius:10px;min-height:52px;border:1px solid var(--border);}
.chip-pool.drop-hover{background:#fff8f0;outline:2px dashed var(--orange);}
.chip{background:#fff;border:2px solid var(--orange);color:var(--dark);border-radius:20px;padding:7px 14px;font-size:.85rem;font-weight:700;cursor:grab;user-select:none;transition:transform .1s,box-shadow .1s;box-shadow:0 1px 3px rgba(0,0,0,.08);}
.chip:hover{box-shadow:0 3px 8px rgba(242,140,40,.3);}
.chip.dragging{opacity:.5;}
.chip.picked{outline:3px solid var(--sara);transform:scale(1.04);}
.assign-slot .chip{cursor:pointer;}

/* Kategorisieren */
.cat-wrap{display:flex;flex-direction:column;gap:14px;}
.cat-pool{min-height:52px;}
.cat-buckets{display:grid;grid-template-columns:repeat(var(--cols,3),1fr);gap:12px;}
.cat-bucket{border:2px solid #E0DBD0;border-radius:10px;overflow:hidden;display:flex;flex-direction:column;background:#fff;}
.cat-bucket-head{background:var(--dark);color:#fff;font-family:'Oswald',sans-serif;font-size:.8rem;letter-spacing:.5px;text-transform:uppercase;padding:8px 10px;text-align:center;}
.cat-drop{flex:1;min-height:60px;padding:8px;display:flex;flex-wrap:wrap;gap:7px;align-content:flex-start;transition:background .15s;}
.cat-drop.drop-hover{background:#fff8f0;}
.cat-chip.chip-ok{border-color:var(--success);background:#f0fdf4;}
.cat-chip.chip-bad{border-color:#DC3545;background:#fff0f0;}

/* Sortieren */
.order-list{display:flex;flex-direction:column;gap:9px;}
.order-item{display:flex;align-items:center;gap:10px;background:var(--gray-light);border:2px solid #E0DBD0;border-radius:8px;padding:10px 12px;cursor:grab;font-size:.9rem;}
.order-item.dragging{opacity:.5;border-color:var(--orange);}
.order-grip{color:var(--text-muted);font-weight:700;letter-spacing:-2px;}
.order-text{flex:1;}
.order-btns{display:flex;flex-direction:column;gap:2px;}
.order-btns button{border:none;background:#e5e7eb;color:var(--dark);border-radius:4px;width:24px;height:16px;font-size:.6rem;cursor:pointer;line-height:1;}
.order-btns button:hover{background:var(--orange);color:#fff;}

/* Lückentext */
.fill-list{display:flex;flex-direction:column;gap:10px;}
.fill-row{display:flex;align-items:center;gap:12px;}
.fill-clue{min-width:150px;font-weight:700;font-size:.88rem;color:var(--dark2);}
.fill-input{flex:1;padding:9px 12px;border:2px solid var(--border);border-radius:8px;font-family:'Nunito',sans-serif;font-size:.9rem;}
.fill-input:focus{outline:none;border-color:var(--orange);}
.fill-input:disabled{background:#f3f4f6;}

/* Aktionen */
.test-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:8px;}
.btn-lg{padding:13px 26px;background:var(--orange);color:#fff;border:none;border-radius:10px;font-family:'Oswald',sans-serif;font-size:1.02rem;cursor:pointer;transition:background .2s;text-decoration:none;display:inline-block;}
.btn-lg:hover{background:var(--orange-dark);}
.btn-lg:disabled{opacity:.55;cursor:not-allowed;}
.btn-lg.next{background:var(--success);}
.btn-lg.next:hover{background:#16a34a;}
.btn-outline{padding:11px 22px;background:#fff;border:2px solid var(--border);border-radius:10px;font-family:'Nunito',sans-serif;font-weight:700;cursor:pointer;text-decoration:none;color:var(--dark);}
.btn-outline:hover{border-color:var(--orange);}

/* Spickzettel */
.spickzettel h3{color:var(--dark);}
.spickzettel .lock-note{font-size:.8rem;color:var(--text-muted);font-weight:400;}
.spickzettel.locked .cheat-grid{filter:blur(5px);opacity:.5;pointer-events:none;user-select:none;}
.cheat-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:12px;}
.cheat-card{background:var(--dark);border-radius:10px;padding:14px 18px;color:#fff;}
.cheat-title{font-family:'Oswald',sans-serif;font-size:.78rem;color:var(--orange);letter-spacing:1px;text-transform:uppercase;margin-bottom:8px;}
.cheat-item{display:flex;justify-content:space-between;align-items:baseline;padding:5px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:.8rem;gap:10px;}
.cheat-item:last-child{border-bottom:none;}
.cheat-key{font-family:'Source Code Pro',monospace;color:var(--accent);font-size:.78rem;}
.cheat-val{color:rgba(255,255,255,.7);font-size:.76rem;text-align:right;}

/* Banner */
.locked-banner{background:#fef2f2;border:1px solid #fca5a5;color:#7f1d1d;border-radius:12px;padding:16px 20px;margin-bottom:20px;font-size:.92rem;}
.locked-banner a{color:#b91c1c;font-weight:700;}
.done-banner{background:#f0fdf4;border:1px solid #86efac;color:#15803d;border-radius:12px;padding:16px 20px;margin-bottom:20px;font-weight:700;}

footer span{color:var(--orange);}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media(max-width:640px){
  .two-col,.three-col,.cheat-grid{grid-template-columns:1fr;}
  .assign-row{grid-template-columns:1fr;}
  .fill-row{flex-direction:column;align-items:stretch;gap:5px;}
  .fill-clue{min-width:0;}
  .unit-hero h1{font-size:1.5rem;}
  .brand span{font-size:.9rem;}
}