*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}:root{--blue:#1e40af;--blue-l:#3b82f6;--blue-d:#1e3a8a;--gold:#d97706;--gold-l:#fbbf24;--gold-d:#92400e;--green:#166534;--green-l:#22c55e;--green-m:#15803d;--red:#dc2626;--ink:#0f172a;--white:#ffffff;--bg:#f0f4f8;--card:#ffffff;--border:#e2e8f0;--muted:#64748b;--ar-font:"Amiri",serif;--de-font:"Lato",sans-serif;--ui-font:"Tajawal",sans-serif;--radius:14px;--shadow:0 2px 16px rgba(30,64,175,.08),0 0 0 1px rgba(30,64,175,.06)}html,body{min-height:100vh;font-family:var(--ui-font);color:var(--ink);overflow-x:hidden;background:var(--bg)}body{background:linear-gradient(160deg,#f0f4ff,#f5f3ff 40%,#ecfdf5) fixed}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes 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ease}.ctag{font-size:.58rem;letter-spacing:2.5px;text-transform:uppercase;color:var(--blue-l);margin-bottom:4px;font-family:var(--de-font);font-weight:800}.ctitle{font-family:var(--ar-font);font-size:1.2rem;color:var(--ink);margin-bottom:12px;font-weight:700}.hr{height:1px;background:var(--border);margin:10px 0}.chip{display:inline-flex;align-items:center;gap:3px;padding:2px 8px;border-radius:10px;font-size:.65rem;font-weight:700;font-family:var(--de-font)}.chip-a1{background:#dcfce7;color:#166534;border:1px solid #86efac}.chip-a2{background:#dbeafe;color:#1e40af;border:1px solid #93c5fd}.chip-b1{background:#fef3c7;color:#92400e;border:1px solid #fcd34d}.chip-b2{background:#fce7f3;color:#9d174d;border:1px solid #f9a8d4}.btn{display:inline-flex;align-items:center;gap:6px;padding:11px 18px;border-radius:12px;border:none;font-family:var(--ui-font);font-size:.85rem;font-weight:700;cursor:pointer;transition:all .2s;text-decoration:none}.btn-blue{background:linear-gradient(135deg,#1e3a8a,#3b82f6);color:#fff;box-shadow:0 4px 16px #1e40af47}.btn-blue:hover{box-shadow:0 6px 20px #1e40af61;transform:translateY(-1px)}.btn-gold{background:linear-gradient(135deg,#92400e,#f59e0b);color:#fff;box-shadow:0 4px 14px #f59e0b4d}.btn-green{background:linear-gradient(135deg,#064e3b,#10b981);color:#fff;box-shadow:0 4px 14px #10b9814d}.btn-sm{padding:7px 13px;font-size:.75rem;border-radius:10px}.btn:active{transform:scale(.96)!important}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.spk{width:36px;height:36px;border-radius:50%;background:#1e40af1a;border:1.5px solid rgba(30,64,175,.25);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;font-size:.9rem;flex-shrink:0;padding:0;line-height:1}.spk:active{background:#1e40af33;transform:scale(.92)}.spk.playing{background:#1e40af33;border-color:var(--blue-l);animation:ring .7s infinite alternate}.vrow{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:var(--card);border-radius:9px;margin-bottom:5px;border:1px solid var(--border);transition:all .15s;gap:8px}.vrow:active{border-color:var(--blue-l);background:#eff6ff}.vrow.heard{border-color:#86efac;background:#f0fdf4}.vde{font-family:var(--de-font);font-size:1rem;font-weight:700;color:var(--ink)}.var{font-family:var(--ar-font);font-size:1.1rem;color:#374151;margin-top:2px}.vph{font-size:.65rem;color:var(--muted);font-family:var(--de-font);font-style:italic;margin-top:1px}.vbtns{display:flex;gap:4px;flex-shrink:0}.srow{background:var(--card);border-radius:11px;padding:14px;margin-bottom:8px;border:1px solid var(--border);transition:all .2s}.srow.read{border-color:#86efac;background:#f0fdf4}.sde-text{font-family:var(--de-font);font-size:.98rem;font-weight:700;color:var(--ink);margin-bottom:5px}.sar-text{font-family:var(--ar-font);font-size:1.1rem;color:#374151;line-height:1.7;text-align:right}.ssit{display:inline-block;padding:2px 8px;border-radius:10px;font-size:.6rem;font-weight:700;background:#dbeafe;color:#1e40af;border:1px solid #93c5fd;margin-bottom:7px;font-family:var(--de-font)}.folder-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.fcard{background:var(--card);border-radius:16px;padding:16px 12px;cursor:pointer;border:1.5px solid var(--border);transition:all .22s cubic-bezier(.34,1.56,.64,1);box-shadow:0 2px 10px #0000000d;display:flex;flex-direction:column;align-items:center;text-align:center;gap:5px}.fcard:active{transform:scale(.96)}.fcard.done{border-color:#86efac;background:linear-gradient(135deg,#f0fdf4,#dcfce7)}.fcard-icon{font-size:2.2rem}.fcard-title{font-family:var(--ar-font);font-size:.9rem;font-weight:700;color:var(--ink)}.fcard-sub{font-size:.63rem;color:var(--muted);font-family:var(--de-font);line-height:1.3}.qbar-wrap{height:5px;background:var(--border);border-radius:5px;margin-bottom:14px;overflow:hidden}.qbar-fill{height:100%;background:linear-gradient(90deg,var(--blue-d),var(--blue-l));border-radius:5px;transition:width .35s ease}.qde{font-family:var(--de-font);font-size:2.2rem;font-weight:900;color:var(--ink);text-align:center;padding:18px 12px;background:#eff6ff;border-radius:12px;margin-bottom:12px;cursor:pointer;line-height:1.3;-webkit-user-select:none;user-select:none}.qde:active{background:#dbeafe}.qopt{width:100%;padding:11px 14px;border-radius:10px;border:2px solid var(--border);background:#fff;text-align:right;font-family:var(--ar-font);font-size:1rem;color:#374151;cursor:pointer;transition:all .2s;margin-bottom:7px;display:block}.qopt:active{border-color:var(--blue-l)}.qopt.correct{border-color:#22c55e;background:#dcfce7;color:#166534}.qopt.wrong{border-color:#f87171;background:#fee2e2;color:#dc2626}.qopt:disabled{cursor:not-allowed}.qfcard{background:var(--card);border-radius:var(--radius);padding:14px;cursor:pointer;border:1px solid var(--border);transition:all .2s;display:flex;align-items:center;gap:10px}.qfcard:active{border-color:var(--blue-l);transform:scale(.97)}.qfcard.done{border-color:#86efac;background:#f0fdf4}.rc{border:3px solid;border-radius:14px;padding:16px;margin-bottom:14px;text-align:center}.rc-g{font-family:var(--de-font);font-size:2.5rem;font-weight:900}.rc-p{font-size:.85rem;color:var(--muted);font-family:var(--de-font);margin-top:3px}.mem-grid{display:grid;gap:7px;margin-bottom:10px}.mc{border-radius:10px;border:2px solid var(--border);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .25s;-webkit-user-select:none;user-select:none;aspect-ratio:1;font-size:.9rem;font-weight:700}.mc.back{background:#eff6ff;border-color:#bfdbfe;font-size:1.3rem}.mc.front{background:#fff;border-color:var(--blue-l);animation:popIn .3s ease}.mc.matched{background:#dcfce7;border-color:#86efac;animation:matchPop .3s ease;pointer-events:none}.mc.bad{animation:shakeBad .4s ease}.mc-inner{display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px}.mc-de{font-family:var(--de-font);font-weight:700;color:var(--ink);text-align:center}.mc-ar{font-family:var(--ar-font);color:#374151;text-align:center;direction:rtl}.mem-score{font-family:var(--de-font);font-size:1rem;font-weight:900;color:var(--blue-d);background:#eff6ff;border:1px solid #bfdbfe;border-radius:8px;padding:4px 12px}.sb-target{min-height:48px;background:#f8fafc;border:2px dashed var(--border);border-radius:10px;padding:8px 12px;display:flex;flex-wrap:wrap;gap:5px;align-items:center;margin-bottom:10px;transition:border-color .2s}.sb-target:focus-within{border-color:var(--blue-l)}.sb-bank{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px;min-height:40px}.sb-word{padding:7px 12px;border-radius:8px;border:1.5px solid #bfdbfe;background:#eff6ff;color:var(--blue-d);font-family:var(--de-font);font-size:.85rem;font-weight:700;cursor:pointer;transition:all .2s}.sb-word:active{transform:scale(.95)}.sb-word.placed{opacity:.4;background:#e2e8f0;border-color:#cbd5e1;cursor:default}.sb-word.correct-pos{background:#dcfce7;border-color:#86efac;color:#166534}.sb-word.wrong-pos{background:#fee2e2;border-color:#fca5a5;color:#dc2626}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px}.stat-box{background:linear-gradient(135deg,#eff6ff,#dbeafe);border:1px solid #bfdbfe;border-radius:14px;padding:11px 5px;text-align:center;box-shadow:0 2px 8px #1e40af0f}.stat-num{font-family:var(--de-font);font-size:1.25rem;font-weight:900;color:var(--blue-d)}.stat-lbl{font-size:.57rem;color:var(--muted);font-family:var(--ui-font);margin-top:2px}.search-bar{width:100%;padding:10px 14px;border-radius:10px;border:1.5px solid var(--border);font-family:var(--ui-font);font-size:16px;background:#fff;color:var(--ink);outline:none;margin-bottom:10px;text-align:right;direction:rtl}.search-bar:focus{border-color:var(--blue-l)}.note-box{background:#fef3c7;border:1px solid #fcd34d;border-radius:9px;padding:10px 12px;font-size:.8rem;color:#92400e;margin-bottom:10px;font-family:var(--ar-font);line-height:1.6;text-align:right}.sec-lbl{font-family:var(--de-font);font-size:.6rem;color:#1e40af80;letter-spacing:2px;text-transform:uppercase;margin-bottom:7px;padding-right:2px}.lcnt{font-size:.74rem;color:var(--muted);margin-top:8px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-family:var(--de-font)}.hidden{display:none!important}.screen{display:none}.screen.active{display:block}#congrats{position:fixed;top:0;right:0;bottom:0;left:0;z-index:600;background:#0f172ae0;display:none;align-items:center;justify-content:center}#congrats.show{display:flex;animation:fadeIn .3s ease}.cbox{background:#fff;border-radius:20px;padding:30px 22px;max-width:340px;width:92%;text-align:center;box-shadow:0 20px 70px #0006;animation:popIn .4s cubic-bezier(.34,1.56,.64,1);border:2px solid var(--blue-l)}.ctrophy{font-size:3.5rem;display:block;margin-bottom:10px;animation:bounce 2s infinite ease-in-out}#toast{position:fixed;bottom:70px;left:50%;transform:translate(-50%) translateY(10px);background:#0f172af2;color:#fff;padding:8px 18px;border-radius:20px;font-size:.78rem;font-weight:600;z-index:400;opacity:0;transition:all .3s;pointer-events:none;border:1px solid rgba(59,130,246,.3);max-width:88vw;text-align:center;font-family:var(--ui-font);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#toast.show{opacity:1;transform:translate(-50%) translateY(0)}.levels-intro{font-family:var(--ar-font);font-size:.85rem;color:var(--muted);text-align:center;margin-bottom:16px}.levels-list{display:flex;flex-direction:column;gap:12px;padding:0 2px}.lcard{background:#fff;border-radius:18px;border:1.5px solid var(--border);display:flex;align-items:center;gap:14px;padding:16px 14px 16px 0;cursor:pointer;position:relative;overflow:hidden;transition:all .22s cubic-bezier(.34,1.56,.64,1);box-shadow:0 2px 12px #0000000d}.lcard:active{transform:scale(.98)}.lcard--active{border-color:transparent;box-shadow:0 4px 20px #0000001f}.lcard-accent{width:6px;min-height:100%;border-radius:0 4px 4px 0;align-self:stretch;flex-shrink:0}.lcard-icon{width:52px;height:52px;border-radius:14px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.lcard-body{flex:1;min-width:0}.lcard-top{display:flex;align-items:center;gap:8px;margin-bottom:4px}.lcard-cefr{font-family:var(--de-font);font-size:.68rem;font-weight:900;padding:2px 10px;border-radius:20px;letter-spacing:.5px}.lcard-active-badge{font-family:var(--ar-font);font-size:.65rem;font-weight:700;color:#007a3d;background:#dcfce7;border-radius:20px;padding:2px 8px}.lcard-name-de{font-family:var(--de-font);font-size:.88rem;font-weight:800;color:var(--ink);margin-bottom:2px}.lcard-name-ar{font-family:var(--ar-font);font-size:.95rem;font-weight:700;color:var(--muted);margin-bottom:5px}.lcard-desc{font-family:var(--ui-font);font-size:.7rem;color:var(--muted);line-height:1.4;direction:rtl;margin-bottom:8px}.lcard-progress{display:flex;align-items:center;gap:8px}.lcard-progress-bar{flex:1;height:5px;background:#f1f5f9;border-radius:5px;overflow:hidden}.lcard-progress-fill{height:100%;border-radius:5px;transition:width .5s ease}.lcard-xp{font-family:var(--de-font);font-size:.65rem;font-weight:700;color:var(--muted);white-space:nowrap}.lcard-arrow{font-size:1.6rem;font-weight:700;flex-shrink:0;padding-left:4px;padding-right:10px;opacity:.7}#testsScreen{padding:16px;animation:fadeIn .4s ease}.tests-header{text-align:center;margin-bottom:20px}.tests-header h2{font-family:var(--ar-font);font-size:1.5rem;color:var(--ink)}.test-type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:24px}.test-type-card{background:var(--card);border-radius:16px;border:2px solid var(--border);padding:18px 14px;cursor:pointer;text-align:center;transition:all .25s cubic-bezier(.34,1.56,.64,1)}.test-type-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px #0000001a}.test-type-card .icon{font-size:2rem;margin-bottom:8px}.test-type-card .name-ar{font-family:var(--ar-font);font-size:1rem;color:var(--ink);direction:rtl}.test-type-card .name-de{font-family:var(--de-font);font-size:.72rem;color:var(--muted)}.test-type-card.hoeren{border-color:#3b82f6}.test-type-card.lesen{border-color:#10b981}.test-type-card.schreiben{border-color:#f59e0b}.test-type-card.sprechen{border-color:#ef4444}.test-question{animation:slideUp .3s ease}.test-q-number{font-family:var(--de-font);font-size:.75rem;color:var(--muted);margin-bottom:6px}.test-progress-bar{height:4px;background:var(--border);border-radius:2px;margin-bottom:16px}.test-progress-fill{height:100%;background:var(--blue-l);border-radius:2px;transition:width .3s ease}.test-q-text{font-family:var(--ar-font);font-size:1.1rem;color:var(--ink);direction:rtl;text-align:right;margin-bottom:8px;line-height:1.5}.test-audio-text{background:#f1f5f9;border-radius:12px;padding:12px 16px;font-family:var(--de-font);font-size:1rem;color:var(--ink);text-align:center;margin-bottom:16px;position:relative}.test-audio-btn{display:block;width:100%;padding:10px;margin-top:8px;background:var(--blue-l);color:#fff;border:none;border-radius:10px;font-family:var(--ui-font);cursor:pointer;font-size:.85rem;transition:background .2s}.test-audio-btn:hover{background:var(--blue)}.test-options{display:flex;flex-direction:column;gap:8px}.test-option{padding:12px 16px;border:2px solid var(--border);border-radius:12px;background:var(--card);cursor:pointer;font-family:var(--ui-font);font-size:.9rem;transition:all .2s;text-align:center}.test-option:hover:not([disabled]){border-color:var(--blue-l);background:#eff6ff}.test-option.correct{border-color:#22c55e;background:#f0fdf4;color:#166534}.test-option.wrong{border-color:#ef4444;background:#fef2f2;color:#991b1b}.test-explanation{background:#fffbeb;border:1px solid #fde68a;border-radius:10px;padding:10px 14px;font-family:var(--ar-font);font-size:.9rem;color:#92400e;direction:rtl;text-align:right;margin-top:10px}.test-luecke-input{width:100%;padding:12px 16px;border:2px solid var(--border);border-radius:12px;font-family:var(--de-font);font-size:1rem;outline:none;transition:border-color .2s;text-align:center}.test-luecke-input:focus{border-color:var(--blue-l);box-shadow:0 0 0 3px #3b82f61a}.test-next-btn{margin-top:14px;width:100%;padding:13px;background:var(--blue-l);color:#fff;border:none;border-radius:12px;font-family:var(--ui-font);font-size:.95rem;font-weight:600;cursor:pointer;transition:background .2s}.test-next-btn:hover{background:var(--blue)}.test-result{text-align:center;padding:24px 16px;animation:popIn .4s cubic-bezier(.34,1.56,.64,1)}.test-result__score{font-size:3rem;font-weight:700;font-family:var(--de-font);color:var(--blue)}.test-result__label{font-family:var(--ar-font);font-size:1.1rem;color:var(--muted);direction:rtl}.test-result__stars{font-size:2rem;margin:12px 0}.test-result__msg{font-family:var(--ar-font);font-size:1rem;color:var(--ink);direction:rtl;margin-bottom:20px}.test-restart-btn{padding:12px 32px;background:var(--blue-l);color:#fff;border:none;border-radius:12px;font-family:var(--ui-font);font-size:.95rem;font-weight:600;cursor:pointer;transition:background .2s}.sprechen-card{background:var(--card);border-radius:18px;border:2px solid var(--border);padding:20px;text-align:center}.sprechen-hint{background:#f0fdf4;border:1px solid #86efac;border-radius:10px;padding:10px 14px;font-family:var(--ar-font);font-size:.85rem;color:#166534;direction:rtl;text-align:right;margin:12px 0}.sprechen-example{background:#f1f5f9;border-radius:10px;padding:12px;font-family:var(--de-font);font-size:.9rem;color:var(--ink);text-align:center;margin:10px 0;line-height:1.6}.sprechen-mic-btn{width:72px;height:72px;border-radius:50%;border:none;background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;font-size:1.8rem;cursor:pointer;margin:16px auto;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px #ef444466;transition:all .2s}.sprechen-mic-btn:hover{transform:scale(1.05)}.sprechen-mic-btn.recording{animation:pulse 1s ease infinite;background:linear-gradient(135deg,#dc2626,#991b1b)}.sprechen-record-hint{font-family:var(--ar-font);font-size:.8rem;color:var(--muted);direction:rtl}.email-screen{padding:16px;animation:fadeIn .4s ease}.email-situation{background:linear-gradient(135deg,#eff6ff,#e0f2fe);border-radius:16px;padding:16px;margin-bottom:16px;border:1px solid #bfdbfe}.email-situation p{font-family:var(--ar-font);font-size:1rem;direction:rtl;color:var(--ink);line-height:1.6}.email-keywords{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.email-keyword{background:#dbeafe;color:#1e40af;padding:4px 10px;border-radius:8px;font-family:var(--de-font);font-size:.75rem;font-weight:600}.email-compose{background:var(--card);border-radius:16px;border:1px solid var(--border);overflow:hidden;margin-bottom:16px}.email-field{display:flex;align-items:center;padding:10px 14px;border-bottom:1px solid var(--border);gap:10px}.email-field-label{font-family:var(--de-font);font-size:.75rem;font-weight:700;color:var(--muted);min-width:50px}.email-field-input{flex:1;border:none;outline:none;font-family:var(--de-font);font-size:.9rem;color:var(--ink);background:transparent}.email-body-input{width:100%;min-height:180px;border:none;outline:none;font-family:var(--de-font);font-size:.9rem;color:var(--ink);padding:14px;resize:none;background:transparent;line-height:1.6}.email-send-btn{width:100%;padding:13px;background:linear-gradient(135deg,var(--blue-l),var(--blue));color:#fff;border:none;font-family:var(--ui-font);font-size:.95rem;font-weight:700;cursor:pointer;transition:opacity .2s}.email-send-btn:hover{opacity:.9}.email-example{background:#f0fdf4;border:1px solid #86efac;border-radius:14px;padding:16px;margin-top:16px}.email-example h4{font-family:var(--de-font);font-size:.8rem;color:#166534;margin-bottom:8px}.email-example pre{font-family:var(--de-font);font-size:.82rem;color:var(--ink);white-space:pre-wrap;line-height:1.6}.luecken-card{background:var(--card);border-radius:16px;border:2px solid var(--border);padding:20px;margin-bottom:12px}.luecken-sentence{font-family:var(--de-font);font-size:1.1rem;color:var(--ink);text-align:center;margin-bottom:14px;line-height:1.6}.luecken-blank{display:inline-block;border-bottom:2px solid var(--blue-l);min-width:80px;padding:0 4px;color:var(--blue-l);font-weight:700}.luecken-ar{font-family:var(--ar-font);font-size:.85rem;color:var(--muted);direction:rtl;text-align:right;margin-bottom:12px}.luecken-options{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.luecken-opt{padding:8px 16px;border:2px solid var(--border);border-radius:10px;background:var(--card);cursor:pointer;font-family:var(--de-font);font-size:.9rem;transition:all .2s}.luecken-opt:hover:not([disabled]){border-color:var(--blue-l);background:#eff6ff}.luecken-opt.correct{border-color:#22c55e;background:#f0fdf4;color:#166534}.luecken-opt.wrong{border-color:#ef4444;background:#fef2f2;color:#991b1b}.tab-btn[data-tab=levels] .tab-icon:before{content:"📚"}.tab-btn[data-tab=tests] .tab-icon:before{content:"📝"}.streak-card{display:flex;flex-direction:column;align-items:center;background:linear-gradient(135deg,#fff7ed,#fffbeb);border:2px solid #fed7aa;border-radius:16px;padding:16px;text-align:center}.streak-fire{font-size:2.5rem;line-height:1;margin-bottom:4px}.streak-count{font-size:2.8rem;font-weight:900;font-family:var(--de-font);color:#f59e0b;line-height:1}.streak-label{font-family:var(--ar-font);font-size:.85rem;color:var(--muted)}.streak-best{font-family:var(--ar-font);font-size:.75rem;color:#92400e;margin-top:4px}.streak-popup{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:9999;animation:fadeIn .3s ease}.streak-popup-inner{background:#fff;border-radius:20px;padding:28px 24px;text-align:center;max-width:280px;width:90%;animation:popIn .4s cubic-bezier(.34,1.56,.64,1);box-shadow:0 20px 60px #0003}.achievements-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.achievement-card{background:var(--card);border:2px solid var(--border);border-radius:14px;padding:12px 8px;text-align:center;transition:all .2s}.achievement-card.unlocked{border-color:#f59e0b;background:#fffbeb}.achievement-card.locked{opacity:.4;filter:grayscale(1)}.achievement-icon{font-size:1.8rem;margin-bottom:4px}.achievement-name{font-family:var(--ar-font);font-size:.72rem;direction:rtl}.achievement-desc{font-family:var(--ui-font);font-size:.62rem;color:var(--muted)}.flip-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:4px}@media(min-width:500px){.flip-grid{grid-template-columns:repeat(3,1fr)}}.flip-card{height:140px;cursor:pointer;perspective:1000px}.flip-card-inner{position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform .5s cubic-bezier(.4,0,.2,1);border-radius:16px}.flip-card.flipped .flip-card-inner{transform:rotateY(180deg)}.flip-card-front,.flip-card-back{position:absolute;top:0;right:0;bottom:0;left:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:12px;box-shadow:0 2px 12px #00000014}.flip-card-front{background:var(--card);border:2px solid var(--border)}.flip-card-back{transform:rotateY(180deg)}.flip-card-de{font-family:var(--de-font);font-size:1rem;font-weight:700;color:var(--ink);text-align:center;line-height:1.3;margin-bottom:6px}.flip-card-hint{font-family:var(--ui-font);font-size:.65rem;color:var(--muted)}.flip-card-ar{font-family:var(--ar-font);font-size:1.1rem;font-weight:700;color:#fff;text-align:center;direction:rtl;margin-bottom:6px}.flip-card-ph{font-family:var(--de-font);font-size:.7rem;color:#fffc;font-style:italic;text-align:center}.flip-card-heard{position:absolute;top:8px;right:8px;font-size:.7rem;background:#ffffff4d;border-radius:6px;padding:2px 5px;color:#fff}.flip-card-spk{position:absolute;bottom:8px;right:8px;background:#ffffff40;border:none;border-radius:8px;padding:4px 8px;cursor:pointer;font-size:.8rem;color:#fff;transition:background .2s}.flip-card-spk:hover{background:#fff6}.flip-mode-bar{display:flex;align-items:center;justify-content:space-between;padding:10px 4px;margin-bottom:4px}.flip-mode-label{font-family:var(--ar-font);font-size:.82rem;color:var(--muted);direction:rtl}.flip-toggle{display:flex;background:#f1f5f9;border-radius:10px;padding:2px;gap:2px}.flip-toggle-btn{padding:5px 12px;border:none;border-radius:8px;cursor:pointer;font-family:var(--ui-font);font-size:.72rem;background:transparent;color:var(--muted);transition:all .2s}.flip-toggle-btn.active{background:#fff;color:var(--ink);box-shadow:0 1px 4px #0000001a}.flip-stats{display:flex;gap:10px;margin-bottom:12px}.flip-stat-pill{flex:1;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:8px;text-align:center}.flip-stat-num{font-family:var(--de-font);font-size:1.2rem;font-weight:700}.flip-stat-lbl{font-family:var(--ar-font);font-size:.65rem;color:var(--muted);direction:rtl}.wotd-card{background:linear-gradient(135deg,#1e3a8a,#1e40af,#2563eb);border-radius:20px;padding:20px;color:#fff;position:relative;overflow:hidden}.wotd-card:before{content:"";position:absolute;top:-30px;right:-30px;width:120px;height:120px;border-radius:50%;background:#ffffff0f}.wotd-card:after{content:"";position:absolute;bottom:-20px;left:-20px;width:80px;height:80px;border-radius:50%;background:#ffffff0a}.wotd-tag{display:inline-block;background:#ffffff26;border-radius:10px;padding:3px 10px;font-family:var(--de-font);font-size:.65rem;font-weight:700;letter-spacing:.5px;margin-bottom:12px;text-transform:uppercase}.wotd-de{font-family:var(--de-font);font-size:1.8rem;font-weight:900;color:#fff;margin-bottom:4px;line-height:1.2}.wotd-ar{font-family:var(--ar-font);font-size:1.1rem;color:#ffffffe6;direction:rtl;margin-bottom:4px}.wotd-ph{font-family:var(--de-font);font-size:.8rem;color:#fff9;font-style:italic;margin-bottom:12px}.wotd-example{background:#ffffff1a;border-radius:10px;padding:10px;font-family:var(--de-font);font-size:.82rem;line-height:1.5;border-left:3px solid rgba(255,255,255,.4)}.wotd-example-ar{font-family:var(--ar-font);font-size:.8rem;color:#ffffffb3;direction:rtl;margin-top:4px}.wotd-actions{display:flex;gap:8px;margin-top:12px;justify-content:flex-end}.wotd-btn{background:#ffffff26;border:1px solid rgba(255,255,255,.25);color:#fff;border-radius:10px;padding:6px 14px;cursor:pointer;font-family:var(--ui-font);font-size:.75rem;transition:background .2s}.wotd-btn:hover{background:#ffffff40}.wotd-level-badge{position:absolute;top:16px;right:16px;background:#fff3;border-radius:8px;padding:3px 8px;font-family:var(--de-font);font-size:.7rem;font-weight:700}.home-hero{background:linear-gradient(135deg,#0f172a,#1e1b4b 40%,#1e3a8a);border-radius:24px;padding:24px 20px;color:#fff;margin-bottom:16px;position:relative;overflow:hidden}.home-hero:before{content:"";position:absolute;top:-40px;right:-40px;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,.4),transparent)}.home-hero-flag{font-size:2.8rem;margin-bottom:8px}.home-hero-title{font-family:var(--ar-font);font-size:1.5rem;font-weight:700;color:#fff;margin-bottom:4px;direction:rtl}.home-hero-sub{font-family:var(--de-font);font-size:.82rem;color:#fff9;margin-bottom:16px}.home-hero-stats{display:flex;gap:16px}.home-hero-stat{text-align:center}.home-hero-stat-num{font-family:var(--de-font);font-size:1.4rem;font-weight:900;color:#fff}.home-hero-stat-lbl{font-family:var(--ar-font);font-size:.65rem;color:#fff9;direction:rtl}.home-hero-divider{width:1px;background:#ffffff26;margin:0 4px}.quick-actions{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:16px}.quick-action-btn{background:#fff;border:2px solid var(--border);border-radius:16px;padding:16px 12px;cursor:pointer;text-align:center;transition:all .2s cubic-bezier(.34,1.56,.64,1);box-shadow:0 2px 8px #0000000a}.quick-action-btn:hover{transform:translateY(-3px);box-shadow:0 8px 20px #0000001a}.quick-action-btn:active{transform:translateY(0)}.quick-action-icon{font-size:1.8rem;margin-bottom:6px}.quick-action-label{font-family:var(--ar-font);font-size:.82rem;color:var(--ink);direction:rtl}.quick-action-sub{font-family:var(--de-font);font-size:.65rem;color:var(--muted)}.progress-ring-container{display:flex;align-items:center;gap:16px;background:#fff;border-radius:18px;border:2px solid var(--border);padding:16px;margin-bottom:12px}.progress-ring{position:relative;width:70px;height:70px;flex-shrink:0}.progress-ring svg{transform:rotate(-90deg)}.progress-ring-text{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center}.progress-ring-pct{font-family:var(--de-font);font-size:1rem;font-weight:700}.progress-ring-info{flex:1}.progress-ring-title{font-family:var(--ar-font);font-size:.9rem;font-weight:700;direction:rtl}.progress-ring-sub{font-family:var(--ui-font);font-size:.72rem;color:var(--muted);margin-top:2px}.hub-header{position:sticky;top:0;z-index:100;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}