:root{--primary: #2d3047;--secondary: #1c1e2e;--accent: #ff6b6b;--accent2: #4ecdc4;--accent3: #ffd166;--text: #f7fff7;--text-dim: #b0b0b0;--border: #444;--card-bg: rgba(255, 255, 255, .05);--font-main: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif}.mute-btn{position:fixed;top:20px;right:20px;background:var(--card-bg);border:2px solid var(--border);border-radius:50%;width:50px;height:50px;font-size:1.5rem;color:var(--text);cursor:pointer;z-index:1000;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.mute-btn:hover{background:var(--accent);border-color:var(--accent);transform:scale(1.1)}.mute-btn.muted{background:#555;border-color:#555}.title-screen{position:fixed;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);display:flex;align-items:center;justify-content:center;z-index:100}.title-content{text-align:center;max-width:800px;padding:40px}.title-content h1{font-size:4rem;margin-bottom:20px;color:var(--accent3);text-shadow:0 0 20px rgba(255,209,102,.5)}.title-content .subtitle{font-size:1.5rem;color:var(--text-dim);margin-bottom:50px}.difficulty-selector{margin:40px 0}.difficulty-selector h2{color:var(--accent2);margin-bottom:30px;font-size:2rem}.difficulty-btn{display:flex;align-items:center;gap:20px;width:100%;max-width:500px;margin:0 auto 20px;padding:20px 30px;background:var(--card-bg);border:2px solid var(--border);border-radius:15px;color:var(--text);font-size:1.2rem;cursor:pointer;transition:all .3s ease;position:relative}.difficulty-btn:hover:not(.locked){border-color:var(--accent2);background:#4ecdc41a;transform:translate(10px)}.difficulty-btn i:first-child{font-size:2rem;color:var(--accent3)}.difficulty-btn span:first-of-type{flex:1;text-align:left;font-weight:700}.difficulty-desc{font-size:.9rem;color:var(--text-dim);flex:1;text-align:right}.difficulty-btn.locked{opacity:.5;cursor:not-allowed;background:#0000004d}.difficulty-btn.locked:hover{transform:none;border-color:var(--border)}.lock-icon{position:absolute;right:15px;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--accent)}.attract-hint{margin-top:40px;color:var(--text-dim);font-style:italic;font-size:1rem}.attract-overlay{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:50}.attract-banner{position:absolute;top:20px;left:50%;transform:translate(-50%);background:linear-gradient(135deg,#ff6b6be6,#ff8e8ee6);padding:15px 30px;border-radius:10px;color:#fff;font-weight:700;font-size:1.2rem;display:flex;align-items:center;gap:10px;box-shadow:0 4px 15px #ff6b6b80;animation:pulse 2s infinite}@keyframes pulse{0%,to{transform:translate(-50%) scale(1)}50%{transform:translate(-50%) scale(1.05)}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-main);background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--text);min-height:100vh;padding:20px;line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:20px}header{text-align:center;margin-bottom:30px;padding-bottom:20px;border-bottom:2px solid var(--border)}header h1{font-size:3rem;margin-bottom:10px;color:var(--accent3)}header .subtitle{font-size:1.2rem;color:var(--text-dim)}.game-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:25px;margin-bottom:30px}section{background:var(--card-bg);border-radius:15px;padding:20px;border:1px solid var(--border);box-shadow:0 8px 16px #0000004d}h2{color:var(--accent2);margin-bottom:15px;padding-bottom:10px;border-bottom:1px solid var(--border);font-size:1.8rem}h3{color:var(--accent3);margin-bottom:10px;font-size:1.4rem}.resource{display:flex;justify-content:space-between;align-items:center;padding:12px 15px;margin-bottom:10px;background:#0003;border-radius:10px;border-left:4px solid var(--accent)}.resource:nth-child(2){border-left-color:var(--accent2)}.resource:nth-child(3){border-left-color:var(--accent3)}.resource:nth-child(4){border-left-color:#9d4edd}.resource:nth-child(5){border-left-color:#f9c74f}.resource:nth-child(6){border-left-color:gold}.resource-name{font-size:1.2rem;font-weight:700;display:flex;align-items:center;gap:10px}.resource-amount{font-size:1.8rem;font-family:Courier New,monospace;color:#fff}.resource-rate{font-size:1rem;color:var(--text-dim);font-style:italic}.forge{margin-bottom:25px;padding-bottom:20px;border-bottom:1px dashed var(--border)}.forge:last-of-type{border-bottom:none}.forge p{margin-bottom:10px;color:var(--text-dim)}.buy-btn{background:linear-gradient(to right,var(--accent),#ff8e8e);color:#fff;border:none;padding:12px 20px;border-radius:8px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:transform .2s,box-shadow .2s;width:100%;margin-top:10px}.buy-btn:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 6px 12px #ff6b6b66}.buy-btn:active:not(:disabled){transform:translateY(0)}.buy-btn:disabled{background:#555;cursor:not-allowed;opacity:.7}.buy-btn.purchased{background:#2ecc71;cursor:default}.cost{font-weight:700;color:var(--accent3)}.next-cost{font-size:.9rem;color:var(--text-dim);margin-top:5px}.upgrade-panel{grid-column:span 2}.upgrade-section{margin-bottom:20px;padding:15px;background:#0003;border-radius:10px}.upgrade-section h3{font-size:1.2rem;margin-bottom:15px;color:var(--accent2)}.upgrade{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:10px;margin-bottom:10px;background:#ffffff0d;border-radius:8px}.upgrade-name{font-weight:700;color:var(--text);flex:1 1 150px}.upgrade-desc{color:var(--text-dim);font-size:.9rem;flex:1 1 200px}.upgrade .buy-btn{width:auto;padding:8px 15px;font-size:1rem;flex:0 0 auto}.prestige-panel{grid-column:span 2;background:linear-gradient(135deg,#9d4edd33,#4ecdc433);border:2px solid #9d4edd}.prestige-panel h2{color:#9d4edd}.star-tier{background:linear-gradient(135deg,#f9c74f26,#9d4edd26);border:1px solid #f9c74f;box-shadow:0 0 15px #f9c74f33}.star-tier h3{color:#f9c74f;text-shadow:0 0 10px rgba(249,199,79,.5)}.star-tier .resource-name{color:#f9c74f}.star-tier .resource-amount{color:gold;text-shadow:0 0 8px rgba(255,215,0,.4)}.star-btn{background:linear-gradient(to right,#f9c74f,#ffd166);color:#1c1e2e}.star-btn:hover:not(:disabled){box-shadow:0 6px 12px #f9c74f80}#star-cores-effect{color:#f9c74f;font-weight:700}.prestige-panel p{margin-bottom:10px;color:var(--text-dim)}.prestige-btn{background:linear-gradient(to right,#9d4edd,#c77dff);color:#fff;border:none;padding:15px 30px;border-radius:10px;font-size:1.3rem;font-weight:700;cursor:pointer;transition:transform .2s,box-shadow .2s;width:100%;margin-top:15px;text-transform:uppercase;letter-spacing:2px}.prestige-btn:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 6px 20px #9d4edd80}.prestige-btn:disabled{background:#555;cursor:not-allowed;opacity:.7}.hidden{display:none!important}#game-screen{transition:opacity .3s ease}.difficulty-indicator{position:fixed;bottom:20px;left:20px;background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:10px 15px;font-size:.9rem;color:var(--text-dim);z-index:10}.difficulty-indicator span{color:var(--accent2);font-weight:700}.info-panel p{margin-bottom:15px}footer{text-align:center;padding-top:20px;border-top:1px solid var(--border);color:var(--text-dim)}footer a{color:var(--accent2);text-decoration:none;margin:0 10px}footer a:hover{text-decoration:underline}@media(max-width:768px){.game-grid{grid-template-columns:1fr}.upgrade-panel,.prestige-panel{grid-column:span 1}header h1{font-size:2.2rem}}