*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:linear-gradient(135deg,gold,orange,tomato);min-height:100vh;color:#333;overflow-x:hidden}#app{max-width:1200px;margin:0 auto;padding:20px}header{text-align:center;margin-bottom:40px;animation:bounceIn 1s ease-out}header h1{font-size:3rem;color:#fff;text-shadow:2px 2px 4px rgba(0,0,0,.3);margin-bottom:10px}header p{font-size:1.5rem;color:#fff;opacity:.9}.age-selection{text-align:center;margin-bottom:40px}.age-selection h2{font-size:2.5rem;color:#fff;margin-bottom:30px;text-shadow:1px 1px 2px rgba(0,0,0,.3)}.age-buttons{display:flex;justify-content:center;gap:40px;flex-wrap:wrap}.age-btn{background:linear-gradient(45deg,#4caf50,#81c784);border:none;border-radius:20px;padding:30px 40px;font-size:1.5rem;font-weight:700;color:#fff;cursor:pointer;transition:all .3s ease;box-shadow:0 8px 15px #0003;min-width:200px;pointer-events:auto;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;position:relative;z-index:10}.age-btn:hover{transform:translateY(-5px);box-shadow:0 12px 25px #0000004d;background:linear-gradient(45deg,#45a049,#7cb778)}.age-btn:active{transform:translateY(-2px);background:linear-gradient(45deg,#3d8b40,#6ea46f)}.age-btn:focus{outline:3px solid rgba(255,255,255,.5);outline-offset:2px}.age-emoji{font-size:2rem;display:block;margin-bottom:10px}.game-selection{text-align:center;animation:fadeIn .8s ease-out}.game-selection h2{font-size:2.5rem;color:#fff;margin-bottom:30px;text-shadow:1px 1px 2px rgba(0,0,0,.3)}.game-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:25px;max-width:1000px;margin:0 auto}.game-card{background:#fff;border-radius:20px;padding:30px;cursor:pointer;transition:all .3s ease;box-shadow:0 8px 20px #0000001a;border:3px solid transparent;display:flex;flex-direction:column;height:320px}.game-card:hover{transform:translateY(-10px);box-shadow:0 15px 30px #0003;border-color:#ff6b6b}.game-icon{font-size:4rem;margin-bottom:15px;text-align:center}.game-card h3{font-size:1.8rem;margin-bottom:10px;color:#333;height:60px;display:flex;align-items:center;justify-content:center;text-align:center;line-height:1.2}.game-card p{font-size:1.2rem;color:#666;margin-bottom:15px;height:60px;display:flex;align-items:center;justify-content:center;text-align:center;line-height:1.3}.tags-container{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px;max-width:1200px;margin:0 auto}.category-card{background:#fff;border-radius:20px;padding:30px;cursor:pointer;transition:all .3s ease;box-shadow:0 8px 20px #0000001a;border:3px solid transparent;text-align:center}.category-card:hover{transform:translateY(-10px);box-shadow:0 15px 30px #0003;border-color:#ff6b6b}.category-icon{font-size:4rem;margin-bottom:15px}.category-card h3{font-size:1.8rem;margin-bottom:10px;color:#333}.category-card p{font-size:1.2rem;color:#666}.category-tag{display:inline-block;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:6px 12px;border-radius:15px;font-size:.9rem;font-weight:600;margin-top:10px}.game-tag{display:inline-block;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:4px 10px;border-radius:12px;font-size:.8rem;font-weight:600;text-align:center;white-space:nowrap;transition:all .2s ease}.game-tag:hover{transform:scale(1.05);box-shadow:0 4px 12px #0003}.game-tag[data-tag=Accuracy]{background:linear-gradient(135deg,#667eea,#764ba2)}.game-tag[data-tag=Rhythmicity]{background:linear-gradient(135deg,#f093fb,#f5576c)}.game-tag[data-tag="Finger Tapping"]{background:linear-gradient(135deg,#4facfe,#00f2fe)}.game-tag[data-tag=Stability]{background:linear-gradient(135deg,#43e97b,#38f9d7)}.game-tag[data-tag=Timing]{background:linear-gradient(135deg,#fa709a,#fee140)}.game-tag[data-tag=Speech]{background:linear-gradient(135deg,#a8edea,#fed6e3)}.game-tag[data-tag=Accuracy]:hover{box-shadow:0 4px 12px #667eea66}.game-tag[data-tag=Rhythmicity]:hover{box-shadow:0 4px 12px #f093fb66}.game-tag[data-tag="Finger Tapping"]:hover{box-shadow:0 4px 12px #4facfe66}.game-tag[data-tag=Stability]:hover{box-shadow:0 4px 12px #43e97b66}.game-tag[data-tag=Timing]:hover{box-shadow:0 4px 12px #fa709a66}.game-tag[data-tag=Speech]:hover{box-shadow:0 4px 12px #a8edea66}.games-list{animation:slideIn .8s ease-out}.games-header{display:flex;align-items:center;margin-bottom:30px}.games-header h2{font-size:2.5rem;color:#fff;text-shadow:1px 1px 2px rgba(0,0,0,.3);margin-left:20px}.game-area{animation:slideIn .8s ease-out}.game-header{display:flex;align-items:center;margin-bottom:20px}.back-btn{background:#f18354;color:#fff;border:none;border-radius:10px;padding:15px 25px;font-size:1.2rem;cursor:pointer;transition:all .3s ease;margin-right:20px}.back-btn:hover{background:#ff5252;transform:translateY(-2px)}#gameTitle{font-size:2.5rem;color:#fff;text-shadow:1px 1px 2px rgba(0,0,0,.3)}.game-container{display:flex;justify-content:center;background:#fff;border-radius:20px;padding:20px;box-shadow:0 10px 30px #0003;width:100%;max-width:100%;min-height:70vh;overflow:hidden}#gameCanvas{border:3px solid #ddd;border-radius:15px;background:#fff;display:block;max-width:95vw;max-height:95vh;touch-action:none}@keyframes bounceIn{0%{transform:translateY(-100px);opacity:0}60%{transform:translateY(10px);opacity:1}to{transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-100px)}to{opacity:1;transform:translate(0)}}@media (max-width: 768px){header h1{font-size:2rem}header p{font-size:1.2rem}.age-buttons{flex-direction:column;align-items:center}.age-btn{min-width:250px}.game-grid{grid-template-columns:1fr}#gameCanvas{width:100%;max-width:400px}}@media (min-width: 1200px){#app{max-width:1400px;padding:40px}header h1{font-size:4rem}.age-selection h2,.game-selection h2{font-size:3rem}.game-container{padding:40px;max-width:1300px;margin:0 auto}#gameCanvas{max-height:75vh}}@media (min-width: 1024px) and (max-width: 1199px){#app{max-width:100%;padding:30px}header h1{font-size:3.5rem}.game-container{padding:30px;max-width:1100px;margin:0 auto}#gameCanvas{max-height:75vh}}@media (min-width: 768px) and (max-width: 1023px){#app{padding:25px}header h1{font-size:3rem}.age-selection h2,.game-selection h2{font-size:2.5rem}.game-container{padding:25px;max-width:900px;margin:0 auto}#gameCanvas{max-height:70vh}.game-card{padding:35px;min-height:180px}.game-icon{font-size:5rem}}@media (max-width: 767px) and (orientation: landscape){#app{padding:15px}header{margin-bottom:20px}header h1{font-size:2.5rem}.game-container{padding:15px}#gameCanvas{max-height:70vh}}.loading-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#87ceebe6;display:flex;flex-direction:column;justify-content:center;align-items:center;z-index:1000;border-radius:20px}.loading-spinner{width:50px;height:50px;border:5px solid #fff;border-top:5px solid #FFD700;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}.loading-text{color:#333;font-size:18px;font-weight:700;text-align:center}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.game-container{position:relative}.game-card[data-primary-category=Accuracy]{border-color:#667eea}.game-card[data-primary-category=Accuracy]:hover{border-color:#667eea;box-shadow:0 15px 30px #667eea4d}.game-card[data-primary-category=Rhythmicity]{border-color:#f093fb}.game-card[data-primary-category=Rhythmicity]:hover{border-color:#f093fb;box-shadow:0 15px 30px #f093fb4d}.game-card[data-primary-category=Stability]{border-color:#43e97b}.game-card[data-primary-category=Stability]:hover{border-color:#43e97b;box-shadow:0 15px 30px #43e97b4d}.game-card[data-primary-category=Timing]{border-color:#fa709a}.game-card[data-primary-category=Timing]:hover{border-color:#fa709a;box-shadow:0 15px 30px #fa709a4d}