@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800&display=swap";*{margin:0;padding:0;box-sizing:border-box}body{background:#060612;overflow:hidden;font-family:Inter,system-ui,sans-serif;color:#e0e0e0;cursor:crosshair}#game-canvas{display:block}#ui-overlay{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none}#hud{position:absolute;top:16px;left:16px;pointer-events:auto}#money-display{font-size:34px;font-weight:800;color:gold;text-shadow:0 0 14px rgba(255,215,0,.5),0 0 40px rgba(255,215,0,.12);letter-spacing:-.5px}#upgrade-panel{position:absolute;right:12px;top:12px;width:235px;max-height:calc(100vh - 24px);background:#060614ed;border:1px solid rgba(80,100,255,.12);border-radius:14px;padding:10px;pointer-events:auto;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);overflow-y:auto;box-shadow:0 4px 30px #0006,inset 0 1px #6478ff0f}#upgrade-panel::-webkit-scrollbar{width:4px}#upgrade-panel::-webkit-scrollbar-track{background:transparent}#upgrade-panel::-webkit-scrollbar-thumb{background:#6478ff33;border-radius:2px}#upgrade-tabs{display:flex;gap:3px;margin-bottom:10px}.tab-btn{flex:1;background:#ffffff08;border:1px solid rgba(255,255,255,.06);border-radius:8px;padding:7px 0;color:#666;cursor:pointer;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;transition:all .2s;font-family:inherit}.tab-btn:hover{background:#ffffff0f;color:#aaa}.tab-btn.active{background:#5064ff1f;border-color:#5064ff40;color:#9af;box-shadow:0 0 12px #5064ff14}#upgrade-list{display:flex;flex-direction:column;gap:5px}.upgrade-btn{background:#ffffff05;border:1px solid rgba(255,255,255,.06);border-radius:10px;padding:10px 12px;color:#d0d0d0;cursor:pointer;text-align:left;transition:all .2s;font-size:13px;font-family:inherit}.upgrade-btn:hover:not(:disabled){background:#5064ff14;border-color:#5064ff33;transform:translate(-2px);box-shadow:0 0 15px #5064ff0f}.upgrade-btn:active:not(:disabled){transform:translate(-1px) scale(.98)}.upgrade-btn:disabled{opacity:.3;cursor:not-allowed}.upgrade-btn .name{font-weight:600;display:flex;justify-content:space-between;align-items:center;margin-bottom:3px;font-size:12.5px}.upgrade-btn .level{font-size:9px;color:#67b;font-weight:700;background:#5064ff14;padding:2px 6px;border-radius:4px;white-space:nowrap}.upgrade-btn .desc{font-size:10.5px;color:#666;display:block;margin-bottom:4px;line-height:1.3}.upgrade-btn .cost{color:gold;font-weight:700;font-size:13px;text-shadow:0 0 8px rgba(255,215,0,.2)}#rarity-legend{margin-top:10px;padding-top:10px;border-top:1px solid rgba(255,255,255,.06)}.legend-title{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:#555;margin-bottom:6px}.legend-row{display:flex;justify-content:space-between;align-items:center;padding:4px 8px;border-radius:5px;margin-bottom:2px;font-size:11px}.legend-name{font-weight:600}.legend-mult{color:#888;font-size:10px;font-weight:600}