*{box-sizing:border-box;margin:0;padding:0}body{background:linear-gradient(145deg,#fde9e0,#ffe0b5);min-height:100dvh;display:flex;justify-content:center;align-items:center;font-family:Segoe UI,Comic Sans MS,Chalkboard SE,sans-serif;padding:16px;user-select:none;-webkit-user-select:none;overflow-x:hidden}.game-wrapper{max-width:920px;width:100%;background:rgba(255,255,255,.55);backdrop-filter:blur(4px);border-radius:48px;padding:32px 24px 40px;box-shadow:0 12px 40px rgba(0,0,0,.13);text-align:center;position:relative;transition:max-width .2s,border-radius .2s,padding .2s,box-shadow .2s}.ke-game-mode{max-width:100%!important;border-radius:0!important;padding:12px 16px!important;box-shadow:none!important;min-height:100dvh;height:100dvh}.screen{display:none}.menu-icon,.screen.active{display:block}.menu-icon{font-size:5rem;margin-bottom:8px}.menu-title{font-size:2rem;color:#6b3f2b;letter-spacing:2px;text-shadow:3px 3px 0 #fbc69b;margin-bottom:8px}.menu-sub{font-size:1.1rem;color:#8f5e3c;margin-bottom:20px}.lang-row{display:flex;gap:12px;justify-content:center;margin-bottom:32px}.lang-btn{border:4px solid transparent;border-radius:60px;padding:10px 28px;font-size:1.3rem;font-weight:700;cursor:pointer;transition:.1s linear;background:#f0e6d8;color:#6b3f2b;box-shadow:0 4px 0 #c4b5a0}.lang-btn:active{transform:translateY(4px);box-shadow:none}.lang-btn.active{border-color:#ff8a5c;background:#ffe3d0;box-shadow:0 4px 0 #d48a5c}.diff-btn{display:block;width:100%;border:none;border-radius:60px;padding:18px 20px;font-size:1.4rem;font-weight:700;color:#fff;cursor:pointer;margin-bottom:16px;transition:.1s linear;letter-spacing:1px;box-shadow:0 6px 0 rgba(0,0,0,.2)}.diff-btn:active{transform:translateY(6px);box-shadow:0 0 0 rgba(0,0,0,.2)}.diff-btn.easy{background:#6bcb77}.diff-btn.medium{background:#ff8a5c}.diff-btn.hard{background:#ff6b6b}.game-title{font-size:2rem;color:#6b3f2b;letter-spacing:2px;text-shadow:3px 3px 0 #fbc69b;margin-bottom:4px}.game-sub{font-size:1rem;color:#8f5e3c;margin-bottom:24px}.grid{display:grid;gap:14px;margin:0 auto 24px}.card{aspect-ratio:1/1;background:transparent;perspective:800px;cursor:pointer;-webkit-tap-highlight-color:transparent}.card.matched{cursor:default;pointer-events:none}.card-inner{position:relative;width:100%;height:100%;transition:transform .6s ease;transform-style:preserve-3d;border-radius:20px;box-shadow:0 6px 20px rgba(0,0,0,.1)}.card.flipped .card-inner{transform:rotateY(180deg)}.card-back,.card-front{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;border-radius:20px;backface-visibility:hidden;-webkit-backface-visibility:hidden}.card-back{background:linear-gradient(135deg,#ffb07c,#ff8a5c);border:4px solid #ffe3b0;font-size:3.5rem}.card-back:after{content:"❓"}.card-front{background:#fff6eb;border:4px solid #ffc996;transform:rotateY(180deg);font-size:9rem}.card:not(.flipped):not(.matched):hover .card-inner{box-shadow:0 8px 28px rgba(255,120,50,.35);transform:scale(1.02)}.card:not(.flipped):not(.matched):active .card-inner{transform:scale(.96)}.btn-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.btn-game{border:none;border-radius:60px;padding:14px 30px;font-size:1.2rem;font-weight:700;color:#fff;cursor:pointer;box-shadow:0 6px 0 rgba(0,0,0,.2);transition:.08s linear;letter-spacing:1px}.btn-game:hover{filter:brightness(1.1)}.btn-game:active{transform:translateY(6px);box-shadow:0 0 0 rgba(0,0,0,.2)}.btn-game:focus-visible{outline:3px solid #ff8a5c;outline-offset:2px}.btn-game.orange{background:#ff8a5c}.btn-game.green{background:#6bcb77}.btn-game.purple{background:#a29bfe}.popup-overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;justify-content:center;align-items:center;z-index:999;backdrop-filter:blur(3px)}.popup-overlay.active{display:flex}.popup-box{background:#fff9f2;border-radius:40px;padding:40px 32px 32px;max-width:380px;width:90%;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.25);animation:popUp .4s cubic-bezier(.34,1.56,.64,1)}@keyframes popUp{0%{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}.popup-box h2{font-size:2.4rem;color:#b4512b;margin-bottom:8px}.popup-box p{font-size:2rem;color:#6b3f2b;margin-bottom:24px}.popup-box .btn-row{gap:10px}#confettiCanvas{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1000}.hub-wrapper{max-width:720px}.hub-lang-row{display:flex;gap:8px;justify-content:center;margin-bottom:20px}.hub-lang-btn{border:3px solid transparent;border-radius:40px;padding:6px 18px;font-size:1rem;font-weight:700;cursor:pointer;transition:.1s linear;background:#f0e6d8;color:#6b3f2b;box-shadow:0 3px 0 #c4b5a0;font-family:inherit}.hub-lang-btn:active{transform:translateY(3px);box-shadow:none}.hub-lang-btn.active{border-color:#ff8a5c;background:#ffe3d0;box-shadow:0 3px 0 #d48a5c}.hub-title{font-size:2.4rem;color:#6b3f2b;letter-spacing:2px;text-shadow:3px 3px 0 #fbc69b;margin-bottom:6px}.hub-sub{font-size:1.1rem;color:#8f5e3c;margin-bottom:28px}.hub-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px;max-width:640px;margin:0 auto}.hub-card{background:#fff9f2;border-radius:32px;padding:28px 20px 24px;text-decoration:none;color:inherit;box-shadow:0 6px 24px rgba(0,0,0,.1);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;align-items:center;gap:10px;cursor:pointer}.hub-card:hover{transform:translateY(-6px);box-shadow:0 12px 36px rgba(255,120,50,.25)}.hub-card:active{transform:translateY(0)}.hub-card-icon{font-size:4rem}.hub-card-name{font-size:1.3rem;font-weight:700;color:#6b3f2b}.hub-card-desc{font-size:.95rem;color:#8f5e3c;line-height:1.4;white-space:pre-line}@media (max-width:500px){.hub-grid{grid-template-columns:1fr}.hub-title{font-size:1.8rem}}@media (max-width:400px){.game-wrapper{padding:20px 16px 28px}.game-title,.menu-title{font-size:1.6rem}.diff-btn{font-size:1.2rem;padding:14px 16px}.card-front{font-size:7rem}.card-back{font-size:2.8rem}}