:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.intermission{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);perspective:1000px}.logo-container{margin-bottom:50px}.rotating-logo{width:400px;height:400px;object-fit:contain;animation:rotateY 4s linear infinite;filter:drop-shadow(0 10px 30px rgba(0,0,0,.3))}.intermission-text{font-size:4rem;color:#fff;text-shadow:0 4px 10px rgba(0,0,0,.3);margin-bottom:20px;animation:pulse 2s infinite}.intermission-subtitle{font-size:1.5rem;color:#ffffffe6;text-shadow:0 2px 5px rgba(0,0,0,.2)}@media(max-width:768px){.rotating-logo{width:250px;height:250px}.intermission-text{font-size:2.5rem}.intermission-subtitle{font-size:1.2rem}}.buzzer-game{width:100%;height:100%;display:flex;flex-direction:column;background:linear-gradient(135deg,#1a1a2e,#16213e);padding:40px}.buzzer-header{text-align:center;margin-bottom:40px;position:relative}.buzzer-header h1{font-size:4rem;color:#fff;text-shadow:0 4px 10px rgba(0,0,0,.3);margin:0}.buzzer-disabled{position:absolute;top:-20px;right:20px;background:#e74c3c;color:#fff;padding:10px 20px;border-radius:10px;font-weight:700;font-size:1.2rem;animation:pulse 1s infinite}.buzzer-grid{flex:1;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:30px;max-width:1200px;margin:0 auto;width:100%}.buzzer-button{position:relative;border-radius:30px;font-size:3rem;font-weight:700;color:#fff;transition:all .1s;box-shadow:0 10px 40px #0000004d;overflow:hidden;cursor:pointer}.buzzer-button:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#fff3,#0003);pointer-events:none}.buzzer-button:active:not(.disabled),.buzzer-button.pressing{transform:scale(.95);box-shadow:0 5px 20px #0006}.buzzer-button.rojo{background:linear-gradient(135deg,#e74c3c,#c0392b)}.buzzer-button.azul{background:linear-gradient(135deg,#3498db,#2980b9)}.buzzer-button.verde{background:linear-gradient(135deg,#2ecc71,#27ae60)}.buzzer-button.amarillo{background:linear-gradient(135deg,#f39c12,#e67e22)}.buzzer-button.winner{animation:pulse 1s infinite,rainbow 3s linear infinite;box-shadow:0 0 60px #ffd700cc}.buzzer-button.pressed{opacity:.6}.buzzer-button.disabled{opacity:.3;cursor:not-allowed}.button-content{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;position:relative;z-index:1}.color-name{font-size:4rem;text-shadow:0 4px 10px rgba(0,0,0,.5)}.winner-badge{font-size:2rem;animation:bounce 1s infinite}.position-badge{font-size:1.5rem;background:#00000080;padding:5px 15px;border-radius:20px}.winner-announcement{position:fixed;bottom:50px;left:50%;transform:translate(-50%);background:linear-gradient(135deg,#f39c12,#e67e22);padding:30px 60px;border-radius:20px;animation:slideIn .5s,pulse 1s infinite;box-shadow:0 10px 40px #00000080;z-index:10}.winner-announcement h2{margin:0;font-size:2.5rem;color:#fff;text-shadow:0 4px 10px rgba(0,0,0,.3)}@keyframes rainbow{0%{filter:hue-rotate(0deg)}to{filter:hue-rotate(360deg)}}@media(max-width:768px){.buzzer-header h1{font-size:2.5rem}.buzzer-grid{gap:15px}.color-name{font-size:2.5rem!important}.winner-badge{font-size:1.2rem!important}}.virtual-keyboard{background:#16213e;border-radius:20px;padding:20px;margin-top:20px;box-shadow:0 10px 40px #0000004d}.keyboard-header{display:flex;justify-content:flex-end;margin-bottom:10px}.keyboard-close{background:#e74c3c;color:#fff;padding:10px 15px;border-radius:10px;font-size:1.5rem;font-weight:700;transition:all .3s}.keyboard-close:hover{background:#c0392b;transform:scale(1.1)}.keyboard-rows{display:flex;flex-direction:column;gap:10px}.keyboard-row{display:flex;justify-content:center;gap:8px}.keyboard-key{background:#fff;color:#333;padding:15px 20px;border-radius:10px;font-size:1.5rem;font-weight:700;min-width:50px;transition:all .1s;box-shadow:0 4px #0003}.keyboard-key:active{transform:translateY(4px);box-shadow:0 0 #0003}.keyboard-key:hover{background:#f0f0f0}.space-key{flex:2;background:#95a5a6;color:#fff}.space-key:hover{background:#7f8c8d}.delete-key{background:#e74c3c;color:#fff}.delete-key:hover{background:#c0392b}@media(max-width:768px){.keyboard-key{padding:12px 15px;font-size:1.2rem;min-width:40px}.keyboard-row{gap:5px}}.registration-form{width:100%;height:100%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;padding:20px;overflow-y:auto}.form-container{background:#fff;border-radius:30px;padding:40px;max-width:900px;width:100%;box-shadow:0 20px 60px #0000004d}.form-title{text-align:center;color:#667eea;margin-bottom:40px;font-size:3rem}.form-fields{display:flex;flex-direction:column;gap:30px}.form-group{display:flex;flex-direction:column;gap:10px}.form-group label{font-size:1.5rem;font-weight:700;color:#333}.form-group input{padding:20px;font-size:1.5rem;border:3px solid #ddd;border-radius:15px;background:#f5f5f5;transition:all .3s}.form-group input.active{border-color:#667eea;background:#fff;box-shadow:0 0 0 4px #667eea1a}.curso-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px}.curso-btn{padding:15px;font-size:1rem;font-weight:700;border:2px solid #ddd;border-radius:10px;background:#fff;color:#333;transition:all .3s}.curso-btn:hover{border-color:#667eea;transform:translateY(-2px)}.curso-btn.selected{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-color:#667eea;box-shadow:0 4px 15px #667eea66}.submit-btn{margin-top:30px;padding:25px;font-size:2rem;font-weight:700;background:linear-gradient(135deg,#2ecc71,#27ae60);color:#fff;border-radius:15px;transition:all .3s;box-shadow:0 4px 15px #2ecc7166}.submit-btn:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 6px 20px #2ecc7199}.submit-btn:disabled{opacity:.5;cursor:not-allowed}.success-modal{position:fixed;inset:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .3s}.success-content{background:#fff;padding:60px;border-radius:30px;text-align:center;animation:bounce .8s}.success-icon{font-size:6rem;margin-bottom:20px;animation:pulse 1s infinite}.success-content h2{font-size:2.5rem;color:#2ecc71;margin-bottom:10px}.success-content p{font-size:1.8rem;color:#555}@media(max-width:768px){.form-container{padding:20px}.form-title{font-size:2rem}.curso-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr))}}.memory-game{width:100%;height:100%;background:linear-gradient(135deg,#1a1a2e,#16213e);padding:40px;display:flex;flex-direction:column}.memory-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:40px;color:#fff}.memory-header h1{font-size:3rem;margin:0}.memory-stats{display:flex;gap:20px;align-items:center}.stat{font-size:1.5rem;background:#ffffff1a;padding:10px 20px;border-radius:10px}.reset-btn{background:#667eea;color:#fff;padding:15px 30px;border-radius:10px;font-size:1.2rem;font-weight:700;transition:all .3s}.reset-btn:hover{background:#5568d3;transform:translateY(-2px)}.memory-grid{flex:1;display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(4,1fr);gap:20px;max-width:800px;max-height:800px;margin:0 auto;width:100%}.memory-card{background:transparent;perspective:1000px;cursor:pointer}.card-inner{position:relative;width:100%;height:100%;text-align:center;transition:transform .6s;transform-style:preserve-3d}.memory-card.flipped .card-inner{transform:rotateY(180deg)}.card-front,.card-back{position:absolute;width:100%;height:100%;backface-visibility:hidden;display:flex;align-items:center;justify-content:center;border-radius:20px;font-size:4rem;font-weight:700}.card-front{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.card-back{background:#fff;transform:rotateY(180deg)}.memory-card.matched .card-back{animation:pulse 1s;background:linear-gradient(135deg,#2ecc71,#27ae60)}.completion-modal{position:fixed;inset:0;background:#000000e6;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .3s}.completion-content{background:linear-gradient(135deg,#667eea,#764ba2);padding:60px;border-radius:30px;text-align:center;color:#fff;animation:bounce 1s}.completion-content h2{font-size:3rem;margin-bottom:20px}.completion-content p{font-size:1.8rem;margin-bottom:30px}.play-again-btn{background:#fff;color:#667eea;padding:20px 40px;border-radius:15px;font-size:1.5rem;font-weight:700;transition:all .3s}.play-again-btn:hover{transform:scale(1.1)}@media(max-width:768px){.memory-grid{gap:10px}.card-front,.card-back{font-size:2.5rem}}.trivia-game{width:100%;height:100%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;padding:40px}.trivia-container{background:#fff;border-radius:30px;padding:40px;max-width:900px;width:100%;box-shadow:0 20px 60px #0000004d}.trivia-header{text-align:center;margin-bottom:40px}.trivia-header h1{color:#667eea;margin-bottom:20px;font-size:3rem}.progress{background:#f0f0f0;padding:10px 20px;border-radius:20px;display:inline-block;font-weight:700;color:#555;margin-bottom:10px}.score-display{font-size:1.5rem;color:#2ecc71;font-weight:700}.question-card{background:linear-gradient(135deg,#f5f5f5,#e8e8e8);border-radius:20px;padding:40px}.question-text{color:#333;font-size:2rem;margin-bottom:40px;text-align:center}.options-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.option-btn{padding:30px;font-size:1.3rem;font-weight:700;background:#fff;color:#333;border:3px solid #ddd;border-radius:15px;transition:all .3s;text-align:left}.option-btn:hover:not(:disabled){transform:translateY(-5px);border-color:#667eea;box-shadow:0 5px 20px #667eea4d}.option-btn:active:not(:disabled){transform:translateY(-2px)}.option-btn.correct{background:linear-gradient(135deg,#2ecc71,#27ae60);color:#fff;border-color:#2ecc71;animation:pulse .5s}.option-btn.incorrect{background:linear-gradient(135deg,#e74c3c,#c0392b);color:#fff;border-color:#e74c3c;animation:shake .5s}.option-btn:disabled{cursor:not-allowed}.trivia-result{text-align:center;color:#fff}.trivia-result h1{font-size:4rem;margin-bottom:40px}.final-score{font-size:6rem;font-weight:700;margin-bottom:20px}.score-message{font-size:2rem;margin-bottom:40px}.reset-btn{background:#fff;color:#667eea;padding:20px 50px;border-radius:15px;font-size:1.5rem;font-weight:700;transition:all .3s}.reset-btn:hover{transform:scale(1.1);box-shadow:0 10px 30px #ffffff4d}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-10px)}75%{transform:translate(10px)}}@media(max-width:768px){.trivia-container{padding:20px}.question-text{font-size:1.5rem}.options-grid{grid-template-columns:1fr}}.reaction-game{width:100%;height:100%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .3s}.reaction-game.waiting{background:linear-gradient(135deg,#667eea,#764ba2)}.reaction-game.ready{background:linear-gradient(135deg,#e74c3c,#c0392b)}.reaction-game.go{background:linear-gradient(135deg,#2ecc71,#27ae60);animation:pulse .3s infinite}.reaction-game.result{background:linear-gradient(135deg,#f39c12,#e67e22)}.reaction-content{text-align:center;color:#fff;padding:40px}.reaction-content h1{font-size:6rem;margin-bottom:30px;text-shadow:0 5px 15px rgba(0,0,0,.3);animation:fadeIn .3s}.instruction{font-size:2rem;margin-bottom:20px;opacity:.9}.best-time{font-size:1.5rem;opacity:.8;margin-top:20px}.new-record{font-size:2.5rem;font-weight:700;animation:bounce 1s infinite;margin-top:20px}.play-again-btn{background:#fff;color:#667eea;padding:20px 50px;border-radius:15px;font-size:1.5rem;font-weight:700;margin-top:30px;transition:all .3s}.play-again-btn:hover{transform:scale(1.1);box-shadow:0 10px 30px #ffffff4d}@media(max-width:768px){.reaction-content h1{font-size:4rem}.instruction{font-size:1.5rem}}.drawing-game{width:100%;height:100%;background:linear-gradient(135deg,#1a1a2e,#16213e);display:flex;flex-direction:column;padding:20px}.drawing-header{color:#fff;margin-bottom:20px}.drawing-header h1{font-size:2.5rem;margin-bottom:20px;text-align:center}.drawing-controls{display:flex;gap:20px;align-items:center;justify-content:center;flex-wrap:wrap;background:#ffffff1a;padding:15px;border-radius:15px}.color-palette{display:flex;gap:10px;flex-wrap:wrap}.color-btn{width:50px;height:50px;border-radius:50%;border:3px solid transparent;transition:all .3s;cursor:pointer}.color-btn:hover{transform:scale(1.1)}.color-btn.active{border-color:#fff;box-shadow:0 0 15px #ffffff80}.size-controls{display:flex;gap:10px;align-items:center}.size-controls label{font-weight:700;margin-right:5px}.size-btn{background:#fff;color:#333;padding:10px 20px;border-radius:10px;font-weight:700;transition:all .3s}.size-btn:hover{background:#f0f0f0;transform:translateY(-2px)}.size-btn.active{background:#667eea;color:#fff}.clear-btn{background:#e74c3c;color:#fff;padding:12px 25px;border-radius:10px;font-size:1rem;font-weight:700;transition:all .3s}.clear-btn:hover{background:#c0392b;transform:translateY(-2px)}.drawing-canvas{flex:1;background:#fff;border-radius:15px;cursor:crosshair;touch-action:none;box-shadow:0 10px 40px #0000004d}@media(max-width:768px){.drawing-header h1{font-size:1.8rem}.color-btn{width:40px;height:40px}.drawing-controls{padding:10px;gap:10px}}.kiosk{width:100vw;height:100vh;overflow:hidden;background:linear-gradient(135deg,#667eea,#764ba2);position:relative}.admin{width:100vw;height:100vh;background:#1a1a2e;color:#eee;overflow-y:auto;padding:20px}.admin-header{text-align:center;padding:20px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:15px;margin-bottom:30px}.admin-header h1{font-size:2rem;margin:0}.admin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:20px;max-width:1600px;margin:0 auto}.admin-section{background:#16213e;border-radius:15px;padding:25px;box-shadow:0 4px 20px #0000004d}.admin-section h2{margin-top:0;margin-bottom:20px;font-size:1.5rem;border-bottom:2px solid #667eea;padding-bottom:10px}.game-buttons{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}.game-btn{background:#0f3460;color:#fff;padding:20px;border-radius:10px;font-size:1rem;transition:all .3s;display:flex;flex-direction:column;align-items:center;gap:10px}.game-btn:hover{background:#16213e;transform:translateY(-2px)}.game-btn.active{background:linear-gradient(135deg,#667eea,#764ba2);box-shadow:0 0 20px #667eea80}.game-icon{font-size:2rem}.buzzer-controls{display:flex;flex-direction:column;gap:15px}.buzzer-status{display:flex;align-items:center;gap:10px;font-size:1.2rem}.status{padding:5px 15px;border-radius:20px;font-weight:700}.status.enabled{background:#2ecc71;color:#fff}.status.disabled{background:#e74c3c;color:#fff}.buzzer-winner,.buzzer-pressed{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.color-badge{padding:8px 16px;border-radius:20px;font-weight:700;color:#fff;text-transform:uppercase}.color-badge.small{padding:5px 10px;font-size:.9rem}.color-badge.rojo{background:#e74c3c}.color-badge.azul{background:#3498db}.color-badge.verde{background:#2ecc71}.color-badge.amarillo{background:#f39c12}.buzzer-actions{display:flex;gap:10px;margin-top:10px}.btn-primary,.btn-secondary,.btn-success,.btn-danger,.btn-delete,.btn-close{padding:12px 24px;border-radius:8px;font-size:1rem;font-weight:700;transition:all .3s;flex:1}.btn-primary{background:#667eea;color:#fff}.btn-primary:hover{background:#5568d3;transform:translateY(-2px)}.btn-secondary{background:#95a5a6;color:#fff}.btn-secondary:hover{background:#7f8c8d;transform:translateY(-2px)}.btn-success{background:#2ecc71;color:#fff}.btn-success:hover{background:#27ae60;transform:translateY(-2px)}.btn-danger{background:#e74c3c;color:#fff}.btn-danger:hover{background:#c0392b;transform:translateY(-2px)}.btn-delete{background:transparent;color:#e74c3c;padding:5px 10px;flex:none}.btn-delete:hover{background:#e74c3c;color:#fff}.participants-section{grid-column:span 2}.participant-actions{display:flex;gap:10px;margin-bottom:20px}.participants-list{max-height:400px;overflow-y:auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}.participants-list::-webkit-scrollbar{width:8px}.participants-list::-webkit-scrollbar-track{background:#0f3460;border-radius:10px}.participants-list::-webkit-scrollbar-thumb{background:#667eea;border-radius:10px}.participant-card{background:#0f3460;padding:15px;border-radius:8px;display:flex;justify-content:space-between;align-items:center;transition:all .3s}.participant-card:hover{background:#16213e;transform:translate(5px)}.participant-info{flex:1}.participant-name{font-weight:700;font-size:1.1rem;margin-bottom:5px}.participant-course{color:#95a5a6;font-size:.9rem}.empty-message{text-align:center;color:#95a5a6;padding:40px;font-size:1.1rem}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:15px}.stat-card{background:#0f3460;padding:20px;border-radius:10px;text-align:center}.stat-value{font-size:2.5rem;font-weight:700;color:#667eea;margin-bottom:10px}.stat-label{color:#95a5a6;font-size:.9rem}.winner-modal{position:fixed;inset:0;background:#000000e6;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .3s}.winner-content{background:linear-gradient(135deg,#667eea,#764ba2);padding:60px;border-radius:20px;text-align:center;animation:bounce 1s}.winner-content h2{font-size:3rem;margin-bottom:30px;border:none}.winner-name{font-size:2.5rem;font-weight:700;margin-bottom:20px}.winner-course{font-size:1.5rem;margin-bottom:30px;opacity:.9}.btn-close{background:#fff;color:#667eea;padding:15px 40px;font-size:1.2rem}.btn-close:hover{background:#eee}@media(max-width:768px){.admin-grid{grid-template-columns:1fr}.participants-section{grid-column:span 1}}.obs-overlay{width:1920px;height:1080px;position:relative;pointer-events:none}.obs-widget{position:absolute;animation:slideIn .5s ease-out}.buzzer-widget{top:50px;left:50%;transform:translate(-50%)}.winner-display{padding:30px 60px;border-radius:20px;text-align:center;box-shadow:0 10px 40px #00000080;animation:pulse 1s infinite}.winner-display.rojo{background:linear-gradient(135deg,#e74c3c,#c0392b)}.winner-display.azul{background:linear-gradient(135deg,#3498db,#2980b9)}.winner-display.verde{background:linear-gradient(135deg,#2ecc71,#27ae60)}.winner-display.amarillo{background:linear-gradient(135deg,#f39c12,#e67e22)}.winner-label{display:block;font-size:1.5rem;font-weight:700;color:#fffc;margin-bottom:10px}.winner-color{display:block;font-size:3rem;font-weight:700;color:#fff;text-shadow:0 4px 10px rgba(0,0,0,.3)}.participants-counter{top:50px;right:50px}.counter-content{background:#16213ef2;padding:20px 30px;border-radius:15px;display:flex;align-items:center;gap:15px;box-shadow:0 4px 20px #00000080;border:2px solid rgba(102,126,234,.5)}.counter-icon{font-size:2rem}.counter-value{font-size:2.5rem;font-weight:700;color:#667eea}.counter-label{font-size:1rem;color:#eee}.latest-participant{bottom:50px;left:50px}.latest-content{background:#16213ef2;padding:15px 30px;border-radius:15px;box-shadow:0 4px 20px #00000080;border-left:4px solid #2ecc71}.latest-label{display:block;font-size:.9rem;color:#95a5a6;margin-bottom:5px}.latest-name{display:block;font-size:1.3rem;font-weight:700;color:#eee}@keyframes slideIn{0%{transform:translateY(-50px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes pulse{0%,to{transform:translate(-50%) scale(1)}50%{transform:translate(-50%) scale(1.05)}}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none}body{font-family:Arial,sans-serif;overflow:hidden;touch-action:manipulation}button{cursor:pointer;border:none;outline:none;touch-action:manipulation}input{outline:none}@keyframes rotateY{0%{transform:rotateY(0)}to{transform:rotateY(360deg)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes slideIn{0%{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-20px)}60%{transform:translateY(-10px)}}