*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}:root{--primary:#6C63FF;--primary-dark:#5A52D5;--primary-light:#8B85FF;--secondary:#FF6B6B;--secondary-dark:#E55A5A;--success:#4ECB71;--success-dark:#3DB85E;--warning:#FFB84D;--warning-dark:#E5A340;--danger:#FF4757;--bg:#F0F2FF;--bg-dark:#E4E7F5;--card-bg:#FFFFFF;--text:#2D3436;--text-light:#636E72;--text-lighter:#B2BEC3;--shadow:0 4px 20px rgba(108, 99, 255, 0.12);--shadow-hover:0 8px 30px rgba(108, 99, 255, 0.2);--radius:16px;--radius-sm:10px;--transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1)}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:'Tajawal','Poppins',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;min-height:100dvh;overflow-x:hidden;-webkit-font-smoothing:antialiased}#app{max-width:600px;margin:0 auto;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;position:relative}#app-header{display:flex;align-items:center;justify-content:center;padding:16px 20px;background:var(--card-bg);border-bottom:1px solid rgb(108 99 255 / .1);position:sticky;top:0;z-index:100;gap:12px}#header-title{font-size:1.25rem;font-weight:700;color:var(--primary);flex:1;text-align:center}.back-btn{background:none;border:none;color:var(--primary);cursor:pointer;padding:8px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:var(--transition);flex-shrink:0}.back-btn:hover{background:var(--bg)}#score-display{display:flex;align-items:center;gap:4px;background:linear-gradient(135deg,#FFD700,#FFA500);color:#fff;padding:6px 14px;border-radius:20px;font-weight:700;font-size:.9rem;flex-shrink:0}.screen{display:none;flex:1;animation:fadeIn 0.4s ease}.screen.active{display:flex}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.screen-content{flex:1;padding:20px;display:flex;flex-direction:column;width:100%}.screen-intro{text-align:center;margin-bottom:28px}.intro-icon{font-size:3rem;margin-bottom:12px;animation:bounce 2s infinite}@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}.screen-intro h2{font-size:1.5rem;font-weight:800;color:var(--text);margin-bottom:6px}.screen-intro p{font-size:.95rem;color:var(--text-light)}.options-grid{display:grid;gap:14px;width:100%}.lang-grid{grid-template-columns:1fr 1fr}.level-grid{grid-template-columns:1fr}.game-grid{grid-template-columns:1fr}.option-card{background:var(--card-bg);border:2px solid #fff0;border-radius:var(--radius);padding:20px 16px;cursor:pointer;transition:var(--transition);display:flex;flex-direction:column;align-items:center;gap:8px;box-shadow:var(--shadow);text-align:center;-webkit-tap-highlight-color:#fff0;position:relative;overflow:hidden}.option-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--primary-light));opacity:0;transition:var(--transition)}.option-card:hover,.option-card:focus{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--primary-light)}.option-card:hover::before,.option-card:focus::before{opacity:1}.option-card:active{transform:scale(.97)}.card-emoji{font-size:2.2rem}.card-label{font-size:1.1rem;font-weight:700;color:var(--text)}.card-sublabel{font-size:.8rem;color:var(--text-light)}.game-card{flex-direction:row;justify-content:flex-start;padding:16px 20px;gap:14px;text-align:right}.game-card .card-emoji{font-size:1.8rem;flex-shrink:0}.game-card .card-label{font-size:1rem}.game-card .card-sublabel{font-size:.75rem}.level-card{flex-direction:row;justify-content:flex-start;padding:16px 20px;gap:14px;text-align:right}.level-card .card-emoji{font-size:1.8rem;flex-shrink:0}#game-info-bar{display:flex;justify-content:space-between;align-items:center;background:var(--card-bg);border-radius:var(--radius);padding:12px 16px;margin-bottom:16px;box-shadow:var(--shadow)}.info-item{display:flex;flex-direction:column;align-items:center;gap:2px}.info-label{font-size:.7rem;color:var(--text-light);font-weight:500}#question-counter,#timer-display,#points-display{font-size:1.1rem;font-weight:700;color:var(--primary)}#timer-display{color:var(--warning-dark)}#timer-bar-container{width:100%;height:6px;background:var(--bg-dark);border-radius:3px;margin-bottom:16px;overflow:hidden}#timer-bar{height:100%;background:linear-gradient(90deg,var(--success),var(--warning),var(--danger));border-radius:3px;width:100%;transition:width 0.1s linear}#game-container{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:16px;width:100%}.flashcard-wrapper{width:100%;max-width:350px;perspective:1000px;margin:0 auto}.flashcard{width:100%;aspect-ratio:3/2;position:relative;cursor:pointer;transition:transform 0.6s cubic-bezier(.4,0,.2,1);transform-style:preserve-3d}.flashcard.flipped{transform:rotateY(180deg)}.flashcard-face{position:absolute;inset:0;backface-visibility:hidden;border-radius:var(--radius);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;box-shadow:var(--shadow)}.flashcard-front{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff}.flashcard-back{background:linear-gradient(135deg,var(--success),#6DD5A0);color:#fff;transform:rotateY(180deg)}.flashcard-word{font-size:2rem;font-weight:800;margin-bottom:8px}.flashcard-hint{font-size:.9rem;opacity:.8}.flashcard-nav{display:flex;gap:12px;width:100%;max-width:350px;margin:0 auto}.flashcard-nav .btn{flex:1}.speak-btn{background:rgb(255 255 255 / .2);border:2px solid rgb(255 255 255 / .4);color:#fff;padding:8px 16px;border-radius:20px;cursor:pointer;font-size:.85rem;font-family:inherit;margin-top:8px;transition:var(--transition);display:flex;align-items:center;gap:6px}.speak-btn:hover{background:rgb(255 255 255 / .3)}.matching-container{display:flex;gap:16px;width:100%;justify-content:center}.matching-column{display:flex;flex-direction:column;gap:10px;flex:1;max-width:180px}.matching-item{background:var(--card-bg);border:2px solid var(--bg-dark);border-radius:var(--radius-sm);padding:12px 10px;text-align:center;cursor:pointer;transition:var(--transition);font-size:.95rem;font-weight:600;font-family:inherit;min-height:48px;display:flex;align-items:center;justify-content:center;-webkit-tap-highlight-color:#fff0}.matching-item:hover{border-color:var(--primary-light)}.matching-item.selected{border-color:var(--primary);background:rgb(108 99 255 / .08);box-shadow:0 0 0 3px rgb(108 99 255 / .15)}.matching-item.correct{border-color:var(--success);background:rgb(78 203 113 / .1);pointer-events:none;opacity:.7}.matching-item.wrong{border-color:var(--danger);background:rgb(255 71 87 / .1);animation:shake 0.4s ease}@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}.mcq-question{background:var(--card-bg);border-radius:var(--radius);padding:28px 20px;text-align:center;box-shadow:var(--shadow);width:100%}.mcq-word{font-size:2rem;font-weight:800;color:var(--primary);margin-bottom:6px}.mcq-prompt{font-size:.9rem;color:var(--text-light)}.mcq-options{display:flex;flex-direction:column;gap:10px;width:100%}.mcq-option{background:var(--card-bg);border:2px solid var(--bg-dark);border-radius:var(--radius-sm);padding:14px 18px;text-align:center;cursor:pointer;transition:var(--transition);font-size:1rem;font-weight:600;font-family:inherit;-webkit-tap-highlight-color:#fff0}.mcq-option:hover{border-color:var(--primary-light);background:rgb(108 99 255 / .04)}.mcq-option.correct{border-color:var(--success);background:rgb(78 203 113 / .12);color:var(--success-dark)}.mcq-option.wrong{border-color:var(--danger);background:rgb(255 71 87 / .12);color:var(--danger);animation:shake 0.4s ease}.falling-game-area{width:100%;height:350px;background:linear-gradient(180deg,#E8EAFF 0%,#F0F2FF 100%);border-radius:var(--radius);position:relative;overflow:hidden;border:2px solid var(--bg-dark)}.falling-word{position:absolute;background:var(--card-bg);border:2px solid var(--primary-light);border-radius:var(--radius-sm);padding:8px 16px;font-weight:700;font-size:1rem;cursor:pointer;transition:background 0.2s,border-color 0.2s;z-index:2;white-space:nowrap;-webkit-tap-highlight-color:#fff0}.falling-word:hover{background:rgb(108 99 255 / .1)}.falling-word.correct-pick{background:var(--success);color:#fff;border-color:var(--success)}.falling-word.wrong-pick{background:var(--danger);color:#fff;border-color:var(--danger)}.falling-prompt{background:var(--card-bg);border-radius:var(--radius);padding:16px;text-align:center;box-shadow:var(--shadow);width:100%}.falling-prompt-word{font-size:1.3rem;font-weight:800;color:var(--primary)}.falling-prompt-label{font-size:.85rem;color:var(--text-light);margin-top:4px}.timed-question-card{background:var(--card-bg);border-radius:var(--radius);padding:28px 20px;text-align:center;box-shadow:var(--shadow);width:100%}.timed-word{font-size:2.2rem;font-weight:800;color:var(--primary);margin-bottom:4px}.timed-prompt{font-size:.85rem;color:var(--text-light)}.timed-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}.timed-option{background:var(--card-bg);border:2px solid var(--bg-dark);border-radius:var(--radius-sm);padding:14px 10px;text-align:center;cursor:pointer;transition:var(--transition);font-size:.95rem;font-weight:600;font-family:inherit;-webkit-tap-highlight-color:#fff0}.timed-option:hover{border-color:var(--primary-light)}.timed-option.correct{border-color:var(--success);background:rgb(78 203 113 / .12)}.timed-option.wrong{border-color:var(--danger);background:rgb(255 71 87 / .12);animation:shake 0.4s ease}.btn{padding:14px 24px;border-radius:var(--radius-sm);font-size:1rem;font-weight:700;font-family:inherit;cursor:pointer;transition:var(--transition);border:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;-webkit-tap-highlight-color:#fff0}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgb(108 99 255 / .3)}.btn-secondary{background:linear-gradient(135deg,var(--secondary),#FF8E8E);color:#fff}.btn-secondary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgb(255 107 107 / .3)}.btn-outline{background:#fff0;color:var(--primary);border:2px solid var(--primary)}.btn-outline:hover{background:rgb(108 99 255 / .06)}.btn-success{background:linear-gradient(135deg,var(--success),#6DD5A0);color:#fff}.results-card{background:var(--card-bg);border-radius:var(--radius);padding:32px 24px;text-align:center;box-shadow:var(--shadow);width:100%}.results-emoji{font-size:4rem;margin-bottom:12px;animation:bounce 2s infinite}.results-card h2{font-size:1.6rem;font-weight:800;color:var(--text);margin-bottom:6px}.results-card p{color:var(--text-light);font-size:.95rem;margin-bottom:24px}.results-stats{display:flex;justify-content:center;gap:24px;margin-bottom:28px}.stat-item{display:flex;flex-direction:column;align-items:center}.stat-value{font-size:1.8rem;font-weight:800;color:var(--primary)}.stat-label{font-size:.75rem;color:var(--text-light);margin-top:2px}.results-actions{display:flex;flex-direction:column;gap:10px}.hidden{display:none!important}@media (max-width:480px){.screen-content{padding:16px 14px}.screen-intro h2{font-size:1.3rem}.intro-icon{font-size:2.5rem}.card-emoji{font-size:1.8rem}.flashcard-word{font-size:1.6rem}.mcq-word,.timed-word{font-size:1.6rem}.falling-game-area{height:280px}.matching-item{font-size:.85rem;padding:10px 8px}.results-stats{gap:16px}.stat-value{font-size:1.5rem}.lang-grid{grid-template-columns:1fr 1fr;gap:10px}.lang-card{padding:16px 12px}}@media (max-width:360px){.matching-container{gap:8px}.matching-item{font-size:.8rem;padding:8px 6px;min-height:42px}.timed-options{grid-template-columns:1fr}.falling-game-area{height:240px}}@media (min-width:601px){#app{margin-top:20px;margin-bottom:20px;border-radius:var(--radius);overflow:hidden;box-shadow:0 10px 40px rgb(0 0 0 / .08);min-height:calc(100vh - 40px)}}.feedback-overlay{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);font-size:4rem;z-index:999;animation:popFeedback 0.6s ease forwards;pointer-events:none}@keyframes popFeedback{0%{opacity:1;transform:translate(-50%,-50%) scale(.5)}50%{transform:translate(-50%,-50%) scale(1.3)}100%{opacity:0;transform:translate(-50%,-50%) scale(1) translateY(-30px)}}.confetti-piece{position:fixed;width:10px;height:10px;border-radius:2px;z-index:1000;pointer-events:none;animation:confettiFall 1.5s ease forwards}@keyframes confettiFall{0%{opacity:1;transform:translateY(0) rotate(0deg)}100%{opacity:0;transform:translateY(100vh) rotate(720deg)}}