:root{--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-card: #ffffff;--bg-accent: #3b82f6;--bg-accent-light: #93c5fd;--bg-success: #10b981;--bg-warning: #f59e0b;--bg-danger: #ef4444;--text-primary: #1e293b;--text-secondary: #64748b;--text-inverted: #ffffff;--border-color: #e2e8f0;--border-light: #f1f5f9;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 2px 4px -1px rgba(0, 0, 0, .03);--glow: 0 0 20px rgba(59, 130, 246, .15);font-family:Inter,Segoe UI,system-ui,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #1e293b;--bg-accent: #60a5fa;--bg-accent-light: #3b82f6;--bg-success: #34d399;--bg-warning: #fbbf24;--bg-danger: #f87171;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-inverted: #0f172a;--border-color: #334155;--border-light: #1e293b;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -1px rgba(0, 0, 0, .3);--glow: 0 0 20px rgba(96, 165, 250, .25)}*{box-sizing:border-box;transition:background-color .3s ease,color .3s ease,border-color .3s ease,transform .2s ease}body{margin:0;padding:0;background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;display:flex;flex-direction:column;font-family:Inter,Segoe UI,system-ui,sans-serif;background-image:radial-gradient(circle at 15% 50%,rgba(59,130,246,.03) 0%,transparent 25%),radial-gradient(circle at 85% 30%,rgba(59,130,246,.03) 0%,transparent 25%)}[data-theme=dark] body{background-image:radial-gradient(circle at 15% 50%,rgba(59,130,246,.05) 0%,transparent 25%),radial-gradient(circle at 85% 30%,rgba(59,130,246,.05) 0%,transparent 25%)}.app{width:100%;display:flex;flex-direction:column;min-height:100vh}.header{display:flex;justify-content:space-between;align-items:center;width:100%;padding:15px 20px;background:var(--bg-card);box-shadow:var(--shadow);border-bottom:1px solid var(--border-light);position:relative}.logo{display:flex;align-items:center;gap:12px;font-weight:700;font-size:1.8rem;color:var(--text-primary)}.logo-icon{width:40px;height:40px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1))}.logo-text{background:linear-gradient(135deg,#3b82f6,#60a5fa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:800}.header-controls{display:flex;align-items:center;gap:15px}.menu-toggle{background:var(--bg-primary);border:1px solid var(--border-light);border-radius:8px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow);transition:all .2s ease}.menu-toggle:hover{background:var(--bg-accent-light);color:var(--text-inverted)}.dropdown-menu{position:absolute;top:100%;right:20px;background:var(--bg-card);border-radius:12px;box-shadow:var(--shadow);border:1px solid var(--border-light);padding:10px;z-index:100;display:flex;flex-direction:column;gap:5px;min-width:200px}.dropdown-menu button{padding:12px 15px;background:transparent;border:none;border-radius:8px;color:var(--text-primary);cursor:pointer;text-align:left;font-weight:500;transition:all .2s ease}.dropdown-menu button:hover{background:var(--bg-primary)}.dropdown-menu button.active{background:var(--bg-accent);color:var(--text-inverted)}.main-content{flex:1;display:flex;flex-direction:column;align-items:center;padding:20px;width:100%}.game-title{font-size:2.5rem;font-weight:700;margin:20px 0;text-align:center;background:linear-gradient(135deg,#3b82f6,#60a5fa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.reaction-game,.chimp-test,.memory-game{width:100%;max-width:800px;min-height:400px;border-radius:20px;background:var(--bg-card);box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:30px;margin:0 0 30px;text-align:center;cursor:pointer;overflow:hidden;position:relative;border:1px solid var(--border-light)}.reaction-game{min-height:450px}.reaction-game.waiting{background:var(--bg-card)}.reaction-game.ready{background:linear-gradient(135deg,#ef4444,#dc2626)!important}.reaction-game.click{background:linear-gradient(135deg,#10b981,#059669)!important;box-shadow:0 0 30px #10b98166}.reaction-game.result{background:linear-gradient(135deg,#3b82f6,#2563eb)!important}.reaction-game.completed{background:linear-gradient(135deg,#8b5cf6,#7c3aed)!important}.reaction-game.error{background:linear-gradient(135deg,var(--bg-danger),#dc2626)!important}.game-content{z-index:2;position:relative}.game-message{font-size:2rem;font-weight:700;margin-bottom:1rem;color:var(--text-primary)}.reaction-game.waiting .game-message,.reaction-game.ready .game-message,.reaction-game.click .game-message,.reaction-game.result .game-message,.reaction-game.error .game-message,.reaction-game.completed .game-message{color:var(--text-inverted);text-shadow:0 2px 4px rgba(0,0,0,.3)}.game-stats{font-size:1.2rem;color:var(--text-inverted);opacity:.9}.tech-border{position:absolute;inset:0;border-radius:20px;pointer-events:none;box-shadow:inset 0 0 0 1px #ffffff1a}.analytics-panel{width:100%;max-width:800px;border-radius:16px;background:var(--bg-card);box-shadow:var(--shadow);padding:25px;margin:0 0 30px;border:1px solid var(--border-light)}.analytics-title{font-size:1.5rem;font-weight:600;margin-bottom:1.5rem;color:var(--text-primary);text-align:center}.analytics-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}.analytics-box{background:var(--bg-primary);border-radius:12px;padding:1.5rem;text-align:center;box-shadow:var(--shadow);border:1px solid var(--border-light)}.analytics-label{font-size:.9rem;color:var(--text-secondary);margin-bottom:.5rem}.analytics-value{font-size:1.8rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.analytics-description{font-size:.85rem;color:var(--text-secondary);line-height:1.4}.analytics-fact{grid-column:1 / -1;background:linear-gradient(135deg,var(--bg-accent-light),var(--bg-accent));color:var(--text-inverted);padding:1.5rem;border-radius:12px;text-align:center;margin-top:1rem}.analytics-fact-text{font-size:1rem;font-weight:500;margin:0}.chimp-test-container{width:100%;display:flex;flex-direction:column;align-items:center;gap:20px}.chimp-grid{display:grid;gap:10px;margin:20px 0;width:100%;max-width:400px}.chimp-cell{aspect-ratio:1;background:var(--bg-primary);border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.5rem;cursor:pointer;transition:all .2s ease;box-shadow:var(--shadow);border:1px solid var(--border-light)}.chimp-cell:hover{transform:scale(1.05)}.chimp-cell.hidden{background:var(--bg-secondary);color:transparent}.chimp-cell.hidden:hover{background:var(--bg-primary)}.chimp-cell.active{background:linear-gradient(135deg,var(--bg-success),#0d966c);color:var(--text-inverted)}.chimp-cell.selected{background:linear-gradient(135deg,var(--bg-success),#0d966c)!important;color:transparent!important}.hearts-container{display:flex;gap:10px;margin-bottom:15px}.heart{font-size:1.5rem;transition:all .3s ease}.heart.inactive{opacity:.3;filter:grayscale(1)}.memory-game-container{width:100%;display:flex;flex-direction:column;align-items:center;gap:20px}.memory-grid{display:grid;gap:10px;margin:20px 0;width:100%;max-width:500px}.game-controls{margin-top:20px;display:flex;gap:15px;flex-wrap:wrap;justify-content:center}.btn{padding:12px 24px;background:linear-gradient(135deg,var(--bg-accent),var(--bg-accent-light));border:none;border-radius:12px;color:var(--text-inverted);cursor:pointer;font-weight:600;transition:all .2s ease;box-shadow:var(--shadow)}.btn:hover{opacity:.9;transform:translateY(-2px);box-shadow:0 6px 12px #00000026}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-light)}.footer{padding:20px;color:var(--text-secondary);font-size:.9rem;text-align:center;background:var(--bg-card);border-top:1px solid var(--border-light)}.instructions{background:var(--bg-primary);padding:15px;border-radius:12px;margin-bottom:20px;border:1px solid var(--border-light)}.instructions h3{margin-top:0;color:var(--text-primary)}.instructions p{margin:8px 0;color:var(--text-secondary)}.chimp-cell.highlighted{background:linear-gradient(135deg,#3b82f6,#60a5fa)!important;box-shadow:0 0 15px #3b82f680}.chimp-cell.selected{background:linear-gradient(135deg,var(--bg-success),#0d966c)!important;box-shadow:0 0 15px #10b98180}.chimp-cell.wrong{background:linear-gradient(135deg,var(--bg-danger),#dc2626)!important;box-shadow:0 0 15px #ef444480}.chimp-cell.show-correct{background:linear-gradient(135deg,#3b82f6,#60a5fa)!important;box-shadow:0 0 15px #3b82f6cc;animation:pulse .5s infinite alternate}.pulse{animation:pulse .5s infinite alternate}@keyframes pulse{0%{opacity:.8;transform:scale(1)}to{opacity:1;transform:scale(1.05)}}.fade-in{animation:fadeIn .5s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.header{padding:12px 15px}.logo{font-size:1.5rem}.logo-icon{width:32px;height:32px}.game-title{font-size:2rem}.reaction-game,.chimp-test,.memory-game{padding:20px;min-height:350px}.game-message{font-size:1.6rem}.analytics-grid{grid-template-columns:1fr}.chimp-grid{max-width:300px}.memory-grid{max-width:350px}.heart,.memory-card{font-size:1.2rem}}@media (max-width: 480px){.game-title{font-size:1.8rem}.chimp-grid{max-width:250px}.memory-grid{max-width:280px}.chimp-cell{font-size:1.2rem}.game-message{font-size:1.4rem}.game-controls{flex-direction:column;align-items:center}.btn{width:100%;max-width:200px}}.attempts-list{margin-top:15px}.attempts-list p{margin:5px 0;font-size:1rem;color:var(--text-inverted);opacity:.9}.timer{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin-bottom:15px;padding:8px 16px;background:var(--bg-primary);border-radius:20px;border:2px solid var(--border-color)}.memory-grid{display:grid;gap:8px;margin:20px 0;width:100%}.memory-card{aspect-ratio:1;background:linear-gradient(135deg,var(--bg-accent),var(--bg-accent-light));border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.5rem;cursor:pointer;transition:all .3s ease;color:var(--text-inverted);box-shadow:var(--shadow)}.memory-card:hover{transform:scale(1.05)}.memory-card.flipped{background:var(--bg-primary);color:var(--text-primary);transform:rotateY(180deg)}.memory-card.matched{background:linear-gradient(135deg,var(--bg-success),#0d966c);color:var(--text-inverted);cursor:default}@media (max-width: 768px){.memory-card,.timer{font-size:1.2rem}}@media (max-width: 480px){.memory-card,.timer{font-size:1rem}}