*{box-sizing:border-box;margin:0;padding:0}html{width:100%;overflow-x:hidden}body{background-color:#0000;background-image:linear-gradient(#0003,#0003),url(/assets/background-D_h1eMqX.jpg);background-position:50%;background-repeat:no-repeat;background-size:cover;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;justify-content:center;align-items:center;width:100%;max-width:100%;min-height:100dvh;font-family:Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;display:flex;overflow-x:hidden}#app{width:100%;max-width:1200px;margin:0 auto;padding:20px;overflow-x:hidden}body.participant-home #app{width:min(1040px,100%);padding:16px 20px 28px}body.participant-home header{margin-bottom:22px}body.participant-home .header-content{gap:2px;padding-top:10px}body.participant-home .biokin-logo{width:min(260px,42vw)}body.participant-home .site-title{margin-bottom:6px;font-size:clamp(2.15rem,4.4vw,3.7rem)}body.participant-home .site-credit{font-size:clamp(1rem,1.8vw,1.45rem)}body.participant-home .age-selection{margin-bottom:20px;padding-top:6px}body:not(.game-active) #app{padding-bottom:92px}.live-leaderboard-panel .live-leaderboard-toggle{z-index:1;color:#fff;width:34px;height:34px;box-shadow:none;cursor:pointer;pointer-events:auto;touch-action:manipulation;background:#00000047;border:1px solid #ffffff59;border-radius:999px;justify-content:center;align-items:center;font-size:16px;line-height:1;display:inline-flex;position:absolute;top:6px;right:6px}.live-leaderboard-panel.is-compact{pointer-events:auto!important;z-index:260!important;width:auto!important;min-width:0!important;max-width:calc(100vw - 24px)!important;top:12px!important;right:12px!important}.live-leaderboard-panel.is-compact:not(.is-open){box-shadow:none!important;background:0 0!important;border:0!important;overflow:visible!important}.live-leaderboard-panel.is-compact .live-leaderboard-toggle{background:#081224e6;border:2px solid 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#0000004d;margin-bottom:30px;font-size:2.5rem}.participant-welcome-card{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:linear-gradient(#fffae8fa,#fff6dcf0);border:2px solid #ffffffeb;border-radius:34px;width:min(560px,90vw);margin:40px auto 20px;padding:60px 36px 28px;position:relative;box-shadow:0 24px 50px #59431838,inset 0 2px #ffffffbf}.participant-avatar,.participant-greeting,.participant-age-row{display:block}.participant-avatar{color:#57ad5f;width:80px;height:80px;text-shadow:none;background:linear-gradient(#fffdf5,#fff1cc);border-radius:50%;place-items:center;margin:0;display:grid;position:absolute;top:-40px;left:50%;transform:translate(-50%);box-shadow:0 12px 26px #59431838,inset 0 2px #ffffffe6}.participant-avatar svg{fill:currentColor;width:48px;height:48px}.participant-greeting{color:#57a65b;overflow-wrap:anywhere;text-shadow:none;font-size:clamp(1.85rem,3.4vw,2.65rem);font-weight:900;line-height:1.05}.participant-age-row{color:#7c5f49;text-shadow:none;justify-content:center;align-items:center;gap:26px;margin-top:12px;font-size:clamp(1.1rem,1.8vw,1.45rem);font-weight:900;display:flex}.participant-age-row span:first-child,.participant-age-row span:last-child{color:#ffbd33;text-shadow:0 3px 8px #ffab243d;font-size:1.1em}.participant-start-btn{background:linear-gradient(#ffc84c,#ffa51f);border-radius:999px;justify-content:center;align-items:center;gap:10px;min-width:min(300px,70vw);padding:13px 24px;font-size:1rem;display:inline-flex;box-shadow:0 14px #df8112,0 22px 34px #6b481247}.participant-start-btn:hover{background:linear-gradient(#ffd26a,#ffad2b);box-shadow:0 11px #df8112,0 22px 34px #6b48124d}.participant-start-btn:active{transform:translateY(6px);box-shadow:0 5px #df8112,0 14px 22px #6b48123d}.participant-play-icon{color:#fff;width:36px;height:36px;text-shadow:none;background:#5fc263;border-radius:50%;flex:none;place-items:center;padding-left:3px;font-size:.92rem;line-height:1;display:grid;box-shadow:0 8px 18px #1955233d}@media (width<=640px){body.participant-home #app{padding:12px 14px 24px}body.participant-home .biokin-logo{width:min(220px,58vw)}body.participant-home .site-title{font-size:clamp(2rem,11vw,2.65rem)}body.participant-home .site-credit{font-size:1rem}.participant-welcome-card{border-radius:28px;width:min(390px,92vw);margin-top:34px;padding:52px 18px 24px}.participant-avatar{width:68px;height:68px;top:-34px}.participant-avatar svg{width:40px;height:40px}.participant-age-row{gap:16px}.participant-start-btn{gap:8px;min-width:min(260px,78vw);padding:12px 16px;font-size:.9rem}.participant-play-icon{width:32px;height:32px;padding-left:2px;font-size:.8rem}}.age-buttons{flex-wrap:wrap;justify-content:center;gap:40px;display:flex}.age-btn{color:#fff;cursor:pointer;pointer-events:auto;-webkit-user-select:none;user-select:none;z-index:10;background:linear-gradient(45deg,#4caf50,#81c784);border:none;border-radius:20px;min-width:200px;padding:30px 40px;font-size:1.5rem;font-weight:700;transition:all .3s;position:relative;box-shadow:0 8px 15px #0003}.age-btn:hover{background:linear-gradient(45deg,#45a049,#7cb778);transform:translateY(-5px);box-shadow:0 12px 25px #0000004d}.age-btn:active{background:linear-gradient(45deg,#3d8b40,#6ea46f);transform:translateY(-2px)}.age-btn:focus{outline-offset:2px;outline:3px solid #ffffff80}.age-emoji{margin-bottom:10px;font-size:2rem;display:block}.game-selection{text-align:center;animation:.8s ease-out fadeIn}.game-selection h2{color:#fff;text-shadow:1px 1px 2px #0000004d;margin-bottom:30px;font-size:2.5rem}.game-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:25px;max-width:1000px;margin:0 auto;display:grid}.game-card{cursor:pointer;background:#fff;border:3px solid #0000;border-radius:20px;flex-direction:column;justify-content:center;align-items:center;gap:clamp(6px,1vw,10px);height:auto;min-height:320px;padding:clamp(20px,2.4vw,30px);transition:all .3s;display:flex;box-shadow:0 8px 20px #0000001a}.game-card:hover{border-color:#ff6b6b;transform:translateY(-10px);box-shadow:0 15px 30px #0003}.game-icon{text-align:center;width:100%;margin-bottom:clamp(6px,1.2vw,12px);font-size:clamp(3.1rem,5vw,4rem);line-height:1}.game-card h3{color:#333;text-align:center;text-wrap:balance;overflow-wrap:anywhere;justify-content:center;align-items:center;width:100%;height:auto;min-height:0;margin-bottom:0;font-size:clamp(1.28rem,2.2vw,1.8rem);line-height:clamp(1.02,1.2vw,1.16);display:flex}.game-card p{color:#666;text-align:center;text-wrap:balance;overflow-wrap:anywhere;justify-content:center;align-items:center;width:100%;height:auto;min-height:0;margin-bottom:0;font-size:clamp(.95rem,1.55vw,1.2rem);line-height:clamp(1.08,1.25vw,1.22);display:flex}.tags-container{flex-wrap:wrap;justify-content:center;gap:8px;margin-top:clamp(4px,1vw,10px);display:flex}.category-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px;max-width:1200px;margin:0 auto;display:grid}.category-card{cursor:pointer;text-align:center;background:#fff;border:3px solid #0000;border-radius:20px;padding:30px;transition:all .3s;box-shadow:0 8px 20px #0000001a}.category-card:hover{border-color:#ff6b6b;transform:translateY(-10px);box-shadow:0 15px 30px #0003}.category-icon{margin-bottom:15px;font-size:4rem}.category-card h3{color:#333;margin-bottom:10px;font-size:1.8rem}.category-card p{color:#666;font-size:1.2rem}.category-tag{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:15px;margin-top:10px;padding:6px 12px;font-size:.9rem;font-weight:600;display:inline-block}.game-tag{color:#fff;text-align:center;white-space:nowrap;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:12px;padding:4px 10px;font-size:.8rem;font-weight:600;transition:all .2s;display:inline-block}.game-tag:hover{transform:scale(1.05);box-shadow:0 4px 12px #0003}.game-tag[data-tag=Accuracy]{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.game-tag[data-tag=Rhythmicity]{background:linear-gradient(135deg,#f093fb 0%,#f5576c 100%)}.game-tag[data-tag=Finger\ Tapping]{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%)}.game-tag[data-tag=Stability]{background:linear-gradient(135deg,#43e97b 0%,#38f9d7 100%)}.game-tag[data-tag=Timing]{background:linear-gradient(135deg,#fa709a 0%,#fee140 100%)}.game-tag[data-tag=Speech]{background:linear-gradient(135deg,#a8edea 0%,#fed6e3 100%)}.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:.8s ease-out slideIn}.games-header{grid-template-columns:1fr auto 1fr;align-items:center;margin-bottom:30px;padding-bottom:16px;display:grid;position:relative}.admin-main-menu-btn{grid-column:1;justify-self:start;margin:0;padding:12px 18px;font-size:1rem}.games-header:after{content:"";background:linear-gradient(90deg,#4caf50,#f18354);border-radius:999px;width:92px;height:6px;position:absolute;bottom:0;left:50%;transform:translate(-50%);box-shadow:0 4px 12px #00000038}.games-header h2{color:#fff;letter-spacing:0;text-align:center;text-shadow:0 3px #00000038,0 8px 18px #00000059;grid-column:2;margin:0;padding:0;font-size:2.8rem;font-weight:900}.game-area{margin-top:-50px;margin-bottom:-25px;animation:.8s ease-out slideIn}body.game-active #app{flex-direction:column;height:100dvh;padding-top:14px;padding-bottom:76px;display:flex;overflow:hidden}body.game-active{align-items:stretch;overflow:hidden}body.game-active .game-area{flex-direction:column;flex:1;min-height:0;margin-top:0;margin-bottom:0;overflow:hidden;display:flex!important}.game-header{align-items:center;margin-bottom:20px;display:flex}body.game-active .game-header{grid-template-columns:auto minmax(0,1fr);gap:16px;width:100%;display:grid}.back-btn{color:#fff;cursor:pointer;white-space:nowrap;background:#f18354;border:none;border-radius:10px;margin-right:20px;padding:15px 25px;font-size:1.2rem;transition:all .3s}.back-btn:hover{background:#ff5252;transform:translateY(-2px)}#gameTitle{color:#fff;text-shadow:1px 1px 2px #0000004d;overflow-wrap:anywhere;min-width:0;font-size:2.5rem}.game-container{background:#fff;border-radius:20px;justify-content:center;align-items:center;width:100%;max-width:100%;min-height:70vh;padding:20px;display:flex;overflow:hidden;box-shadow:0 10px 30px #0003}#gameCanvas{touch-action:none;background:#fff;border:3px solid #ddd;border-radius:15px;max-width:95vw;max-height:95vh;display:block}body.game-active .game-container{flex:none;width:fit-content;max-width:100%;height:fit-content;min-height:0;margin:auto;overflow:hidden}body.game-active #gameCanvas{max-width:100%;max-height:100%}@keyframes bounceIn{0%{opacity:0;transform:translateY(-100px)}60%{opacity:1;transform:translateY(10px)}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 (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}.game-card{gap:6px;min-height:auto;padding:22px}.game-icon{margin-bottom:6px;font-size:3.25rem}.game-card h3{min-height:auto;font-size:1.35rem;line-height:1.05}.game-card p{min-height:auto;font-size:.98rem;line-height:1.1}.tags-container{margin-top:6px}#gameCanvas{width:100%;max-width:400px}body.game-active #app{padding-top:10px;padding-bottom:90px}body.game-active #gameCanvas{max-height:100%}body:not(.game-active) #app{padding-bottom:104px}}@media (width>=1200px){#app{max-width:1600px;padding:40px}header h1{font-size:4rem}.age-selection h2,.game-selection h2{font-size:3rem}.game-container{max-width:1500px;margin:0 auto;padding:40px}#gameCanvas{max-width:1400px;max-height:90vh}}@media (width>=1024px) and (width<=1199px){#app{max-width:100%;padding:30px}header h1{font-size:3.5rem}.game-container{max-width:1100px;margin:0 auto;padding:30px}body.game-active .game-header{margin-bottom:14px}body.game-active .back-btn{margin-right:0;padding:12px 20px;font-size:1.05rem}body.game-active #gameTitle{font-size:clamp(1.8rem,3.2vw,2.35rem);line-height:1.1}#gameCanvas{max-height:75vh}}@media (width>=768px) and (width<=1023px){#app{padding:25px}header h1{font-size:3rem}.age-selection h2,.game-selection h2{font-size:2.5rem}.game-container{max-width:900px;margin:0 auto;padding:25px}body.game-active .game-header{margin-bottom:12px}body.game-active .back-btn{margin-right:0;padding:11px 18px;font-size:1rem}body.game-active #gameTitle{font-size:clamp(1.55rem,3.4vw,2.15rem);line-height:1.1}#gameCanvas{max-height:70vh}.game-card{gap:6px;min-height:280px;padding:24px}.game-icon{margin-bottom:8px;font-size:4.25rem}.game-card h3{min-height:0;font-size:1.45rem;line-height:1.02}.game-card p{min-height:0;font-size:1rem;line-height:1.08}.tags-container{margin-top:6px}}@media (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{z-index:1000;background:#87ceebe6;border-radius:20px;flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.loading-spinner{border:5px solid #fff;border-top-color:gold;border-radius:50%;width:50px;height:50px;margin-bottom:20px;animation:1s linear infinite spin}.loading-text{color:#333;text-align:center;font-size:18px;font-weight:700}@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}select{background-color:#fff;border:2px solid #ccc;border-radius:5px;width:100%;padding:10px;font-family:inherit;font-size:1rem;transition:border-color .3s,box-shadow .3s;box-shadow:0 2px 4px #0000001a}select:focus{border-color:#007bff;outline:none;box-shadow:0 0 0 3px #007bff40}select:hover{border-color:#0056b3}select option{padding:10px}.modal{z-index:1000;background:#00000080;justify-content:center;align-items:center;width:100%;height:100%;display:none;position:fixed;top:0;left:0}.modal:not([hidden]){display:flex}.modal-content{background:#fff;border-radius:8px;width:90%;max-width:500px;max-height:80vh;padding:30px;overflow-y:auto;box-shadow:0 4px 20px #0000004d}.modal-content h2{color:#333;margin-bottom:20px;font-size:1.5rem}.confirmation-summary{background:#f9f9f9;border:1px solid #ddd;border-radius:5px;margin-bottom:20px;padding:15px;line-height:1.8}.confirmation-summary p{color:#555;margin:10px 0}.confirmation-summary strong{color:#333}.modal-actions{justify-content:flex-end;gap:10px;display:flex}.modal-actions button{cursor:pointer;border:none;border-radius:5px;padding:10px 20px;font-size:1rem;transition:all .3s}.primary-btn{color:#fff;background:linear-gradient(45deg,#4caf50,#81c784);flex:1}.primary-btn:hover{background:linear-gradient(45deg,#45a049,#7cb778);box-shadow:0 4px 12px #00000026}.secondary-btn{color:#333;background:#e0e0e0;flex:1}.secondary-btn:hover{background:#d0d0d0;box-shadow:0 4px 12px #00000026}