*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:#000;overflow:hidden;font-family:"Press Start 2P",Courier New,monospace;color:#fff;-webkit-font-smoothing:none;-moz-osx-font-smoothing:grayscale}#app{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#000;touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent}#game{display:block;image-rendering:pixelated;image-rendering:crisp-edges;background:#0b0f14;touch-action:none;outline:none}#boot{position:fixed;inset:0;display:flex;flex-direction:column;gap:14px;align-items:center;justify-content:center;background:radial-gradient(circle at center,#1a1222,#06070a);z-index:50;transition:opacity .4s ease}#boot.hidden{opacity:0;pointer-events:none}#boot .boot-title{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Microsoft YaHei,sans-serif!important;font-size:clamp(20px,4.5vw,36px);font-weight:900;line-height:1.2;letter-spacing:4px;color:#e63946;text-shadow:0 0 24px rgba(230,57,70,.6),0 2px 0 #2a0808;margin:0;padding:0;text-align:center}#boot .boot-sub{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Microsoft YaHei,sans-serif!important;font-size:13px;font-weight:500;line-height:1.2;letter-spacing:2px;color:#a0aab8;margin:0;padding:0;text-align:center;animation:bootBreathe 1.5s ease-in-out infinite alternate}@keyframes bootBreathe{0%{opacity:.55}to{opacity:1}}.boot-bar{width:min(220px,60vw);height:4px;background:#ffffff14;border-radius:4px;overflow:hidden;position:relative;margin-top:4px}.boot-bar:after{content:"";position:absolute;top:0;left:0;bottom:0;width:45%;background:linear-gradient(90deg,#e63946,gold);box-shadow:0 0 10px #e63946;border-radius:4px;animation:bootSlide 1.2s ease-in-out infinite alternate}@keyframes bootSlide{0%{left:0%}to{left:55%}}#volume-btn{position:fixed;top:18px;right:8px;z-index:20;width:26px;height:26px;padding:0;display:flex;align-items:center;justify-content:center;border:1px solid rgba(160,170,186,.35);border-radius:3px;background:#080a109e;color:#dfe6f2;cursor:pointer;transition:color .12s ease,border-color .12s ease,background .12s ease;-webkit-tap-highlight-color:transparent}#volume-btn:hover{background:#141a26d9;border-color:#c8d0de99}#volume-btn:active{transform:translateY(1px)}#volume-btn:focus-visible{outline:2px solid #4a7de8;outline-offset:2px}#volume-btn.muted{color:#d94f4f;border-color:#d94f4f80}