*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #667eea;--primary-dark: #5568d3;--primary-light: #7c94f5;--secondary-color: #764ba2;--success-color: #10b981;--error-color: #ef4444;--warning-color: #f59e0b;--bg-color: #f3f4f6;--card-bg: #ffffff;--text-primary: #1f2937;--text-secondary: #6b7280;--border-color: #e5e7eb;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .15)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);min-height:100vh;color:var(--text-primary)}#app{min-height:100vh;display:flex;justify-content:center;padding:20px}.game-container{width:100%;max-width:1200px;display:flex;flex-direction:column;gap:20px}.game-header{background:var(--card-bg);border-radius:12px;padding:2rem;box-shadow:var(--shadow-lg)}.header-main{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.game-title{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.score-display{text-align:right}.score-display #scoreDisplay{font-size:3rem;font-weight:700;color:var(--primary-color);line-height:1}.score-label{font-size:1rem;color:var(--text-secondary);margin-top:.25rem}.header-stats{display:flex;gap:2rem;padding-top:1.5rem;border-top:2px solid var(--border-color)}.header-stat{display:flex;gap:.5rem;align-items:center;font-size:1.1rem}.header-stat-label{color:var(--text-secondary);font-weight:500}.header-stat span:last-child{color:var(--primary-color);font-weight:600}.tabs{display:flex;gap:.5rem;background:var(--card-bg);border-radius:12px;padding:.5rem;box-shadow:var(--shadow)}.tab-btn{flex:1;padding:1rem 1.5rem;border:none;background:transparent;color:var(--text-secondary);font-size:1rem;font-weight:600;border-radius:8px;cursor:pointer;transition:all .2s}.tab-btn:hover{background:var(--bg-color);color:var(--text-primary)}.tab-btn.active{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;box-shadow:var(--shadow)}.tab-container{background:var(--card-bg);border-radius:12px;padding:2rem;box-shadow:var(--shadow-lg);min-height:500px}.tab-content{display:none;animation:fadeIn .3s ease-in-out}.tab-content.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.game-section{display:grid;grid-template-columns:300px 1fr;gap:2rem}.click-section{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;position:sticky;top:20px}.click-button{width:250px;height:250px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;font-size:1.5rem;font-weight:700;cursor:pointer;box-shadow:0 10px 30px #667eea80;transition:all .2s;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem}.click-button:hover{transform:scale(1.05);box-shadow:0 15px 40px #667eea99}.click-button:active,.click-button.clicked{transform:scale(.95)}.click-icon{font-size:4rem}.click-text{font-size:1.8rem}.upgrades-section h2{font-size:2rem;margin-bottom:1.5rem;color:var(--text-primary)}.upgrades-list{display:flex;flex-direction:column;gap:.75rem}.category-header{font-size:1.3rem;font-weight:700;color:var(--primary-color);margin-top:1.5rem;margin-bottom:.5rem;padding-bottom:.5rem;border-bottom:2px solid var(--primary-color)}.category-header:first-child{margin-top:0}.upgrade-item{display:flex;align-items:center;gap:1rem;padding:1rem;background:var(--bg-color);border-radius:8px;border:2px solid transparent;transition:all .2s}.upgrade-item.can-afford{border-color:var(--success-color);background:#f0fdf4}.upgrade-item.can-afford:hover{transform:translate(4px);box-shadow:var(--shadow)}.upgrade-item.cannot-afford{opacity:.6}.upgrade-icon{font-size:2.5rem;width:50px;height:50px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.upgrade-info{flex:1;min-width:0}.upgrade-name{font-size:1.1rem;font-weight:600;color:var(--text-primary);margin-bottom:.25rem}.upgrade-level{color:var(--primary-color);font-size:.9rem}.upgrade-description{font-size:.9rem;color:var(--text-secondary);margin-bottom:.25rem}.upgrade-income{font-size:.85rem;color:var(--success-color);font-weight:600}.upgrade-buy-btn{padding:.75rem 1.5rem;border:none;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;font-size:1rem;font-weight:600;border-radius:6px;cursor:pointer;white-space:nowrap;transition:all .2s;min-width:100px}.upgrade-buy-btn:hover:not(.disabled){transform:translateY(-2px);box-shadow:var(--shadow)}.upgrade-buy-btn:active:not(.disabled){transform:translateY(0)}.upgrade-buy-btn.disabled{opacity:.5;cursor:not-allowed}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem}.stat-item{background:var(--bg-color);padding:1.5rem;border-radius:8px;border-left:4px solid var(--primary-color)}.stat-label{font-size:.9rem;color:var(--text-secondary);margin-bottom:.5rem;font-weight:500}.stat-value{font-size:2rem;font-weight:700;color:var(--primary-color)}.prestige-info{max-width:600px;margin:0 auto}.prestige-info h3{font-size:2rem;margin-bottom:1rem;color:var(--text-primary)}.prestige-info>p{font-size:1.1rem;color:var(--text-secondary);margin-bottom:2rem}.prestige-stats{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-bottom:2rem}.prestige-stat{background:var(--bg-color);padding:1.5rem;border-radius:8px;text-align:center}.prestige-stat-label{font-size:.9rem;color:var(--text-secondary);margin-bottom:.5rem}.prestige-stat-value{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.prestige-gain{background:linear-gradient(135deg,#667eea1a,#764ba21a);border:2px solid var(--primary-color);border-radius:8px;padding:2rem;text-align:center;margin-bottom:2rem}.prestige-gain-label{font-size:1rem;color:var(--text-secondary);margin-bottom:.5rem}.prestige-gain-value{font-size:2rem;font-weight:700;color:var(--primary-color);margin-bottom:.5rem}.prestige-gain-bonus{font-size:1.1rem;color:var(--success-color);font-weight:600}.prestige-btn{width:100%;padding:1.5rem 2rem;border:none;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;font-size:1.3rem;font-weight:700;border-radius:8px;cursor:pointer;transition:all .2s;box-shadow:0 8px 20px #667eea66}.prestige-btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px #667eea80}.prestige-btn:active{transform:translateY(0)}.prestige-locked{text-align:center;padding:3rem;color:var(--text-secondary)}.prestige-locked p{font-size:1.1rem;margin-bottom:.5rem}.achievements-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid var(--border-color)}.achievements-header h3{font-size:2rem;color:var(--text-primary)}.achievements-progress{font-size:1.5rem;font-weight:700;color:var(--primary-color)}.achievements-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem}.achievement-item{display:flex;align-items:center;gap:1rem;padding:1rem;background:var(--bg-color);border-radius:8px;border:2px solid transparent;transition:all .2s}.achievement-item.unlocked{border-color:var(--success-color);background:#f0fdf4}.achievement-item.locked{opacity:.5;filter:grayscale(1)}.achievement-icon{font-size:2.5rem;width:50px;height:50px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.achievement-info{flex:1;min-width:0}.achievement-name{font-size:1.1rem;font-weight:600;color:var(--text-primary);margin-bottom:.25rem}.achievement-description{font-size:.9rem;color:var(--text-secondary)}.achievement-checkmark{font-size:2rem;color:var(--success-color);font-weight:700}.notifications{position:fixed;top:20px;right:20px;z-index:1000;display:flex;flex-direction:column;gap:.5rem;pointer-events:none}.notification{background:#fff;color:var(--text-primary);padding:1rem 1.5rem;border-radius:8px;box-shadow:var(--shadow-lg);font-weight:600;max-width:350px;border-left:4px solid var(--primary-color);opacity:0;transform:translate(400px);transition:all .3s ease-out}.notification.show{opacity:1;transform:translate(0)}.notification-success{border-left-color:var(--success-color)}.notification-error{border-left-color:var(--error-color)}.notification-achievement{border-left-color:var(--warning-color);background:linear-gradient(135deg,#fffbeb,#fef3c7)}@media(max-width:1024px){.game-section{grid-template-columns:1fr}.click-section{position:static;margin-bottom:2rem}.stats-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}}@media(max-width:768px){.game-title,.score-display #scoreDisplay{font-size:2rem}.header-main{flex-direction:column;align-items:flex-start;gap:1rem}.header-stats{flex-direction:column;gap:1rem}.tabs{flex-wrap:wrap}.tab-btn{font-size:.9rem;padding:.75rem 1rem}.click-button{width:200px;height:200px}.click-icon{font-size:3rem}.click-text{font-size:1.5rem}.achievements-list,.prestige-stats{grid-template-columns:1fr}.notifications{left:20px;right:20px}.notification{max-width:100%}}@media(max-width:480px){#app{padding:10px}.game-container{gap:10px}.game-header,.tabs,.tab-container{padding:1rem}.game-title{font-size:1.5rem}.tab-btn{font-size:.8rem;padding:.6rem .8rem}.stat-value{font-size:1.5rem}}